summaryrefslogtreecommitdiff
path: root/configure.ac
blob: ee5816c682ed2a066a99b43ca8f2671df2547b1a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
AC_PREREQ([2.69])

dnl initialize autoconf
dnl when going to/from release please set the nano (fourth number) right !
dnl releases only do Wall, git and prerelease does Werror too
AC_INIT([GStreamer Bad Plug-ins],[1.8.0],[http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer],[gst-plugins-bad])

AG_GST_INIT

dnl initialize automake
AM_INIT_AUTOMAKE([-Wno-portability 1.14 no-dist-gzip dist-xz tar-ustar subdir-objects])

dnl define PACKAGE_VERSION_* variables
AS_VERSION

dnl check if this is a release version
AS_NANO(GST_GIT="no", GST_GIT="yes")

dnl can autoconf find the source ?
AC_CONFIG_SRCDIR([docs/plugins/gst-plugins-bad-plugins-docs.sgml])

dnl define the output header for config
AC_CONFIG_HEADERS([config.h])

dnl AM_MAINTAINER_MODE only provides the option to configure to enable it
AM_MAINTAINER_MODE([enable])

dnl sets host_* variables
AC_CANONICAL_HOST

dnl use pretty build output with automake >= 1.11
m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])],
  [AM_DEFAULT_VERBOSITY=1
   AC_SUBST(AM_DEFAULT_VERBOSITY)])

dnl PKG_CONFIG_SYSROOT_DIR is a valid environment variable
m4_pattern_allow(PKG_CONFIG_SYSROOT_DIR)

dnl our libraries and install dirs use GST_API_VERSION in the filename
dnl to allow side-by-side installation of different API versions
GST_API_VERSION=1.0
AC_SUBST(GST_API_VERSION)
AC_DEFINE_UNQUOTED(GST_API_VERSION, "$GST_API_VERSION",
  [GStreamer API Version])

AG_GST_LIBTOOL_PREPARE

dnl CURRENT, REVISION, AGE
dnl - library source changed -> increment REVISION
dnl - interfaces added/removed/changed -> increment CURRENT, REVISION = 0
dnl - interfaces added -> increment AGE
dnl - interfaces removed -> AGE = 0
dnl sets GST_LT_LDFLAGS
AS_LIBTOOL(GST, 800, 0, 800)

dnl *** required versions of GStreamer stuff ***
GST_REQ=1.8.0
GSTPB_REQ=1.8.0

dnl *** autotools stuff ****

dnl allow for different autotools
AS_AUTOTOOLS_ALTERNATE

dnl Add parameters for aclocal
AC_SUBST(ACLOCAL_AMFLAGS, "-I m4 -I common/m4")

dnl set up gettext
dnl the version check needs to stay here because autopoint greps for it
AM_GNU_GETTEXT_VERSION([0.17])
AM_GNU_GETTEXT([external])
AG_GST_GETTEXT([gst-plugins-bad-$GST_API_VERSION])

dnl *** check for arguments to configure ***

AG_GST_ARG_DISABLE_FATAL_WARNINGS
AG_GST_ARG_ENABLE_EXTRA_CHECKS

AG_GST_ARG_DEBUG
AG_GST_ARG_PROFILING
AG_GST_ARG_VALGRIND
AG_GST_ARG_GCOV

AG_GST_ARG_EXAMPLES

AG_GST_ARG_WITH_PKG_CONFIG_PATH
AG_GST_ARG_WITH_PACKAGE_NAME
AG_GST_ARG_WITH_PACKAGE_ORIGIN

AG_GST_ARG_WITH_PLUGINS

AG_GST_ARG_ENABLE_EXTERNAL

AG_GST_ARG_ENABLE_EXPERIMENTAL

AG_GST_PKG_CONFIG_PATH

dnl *** checks for platform ***
AG_GST_PLATFORM

dnl * hardware/architecture *

dnl common/m4/gst-arch.m4
dnl check CPU type
AG_GST_ARCH

dnl Determine endianness
AC_C_BIGENDIAN

dnl *** checks for programs ***

dnl find a compiler
AC_PROG_CC
AC_PROG_CC_STDC

dnl determine c++ compiler
AC_PROG_CXX
dnl determine if c++ is available on this system
AC_CHECK_PROG(HAVE_CXX, $CXX, yes, no)

AC_PROG_OBJC

dnl check if the compiler supports '-c' and '-o' options
AM_PROG_CC_C_O

dnl check if the compiler supports do while(0) macros
AG_GST_CHECK_DOWHILE_MACROS

AC_PATH_PROG(VALGRIND_PATH, valgrind, no)
AM_CONDITIONAL(HAVE_VALGRIND, test ! "x$VALGRIND_PATH" = "xno")

dnl check for gobject-introspection
GOBJECT_INTROSPECTION_CHECK([1.31.1])

dnl check for documentation tools
GTK_DOC_CHECK([1.12])
AG_GST_PLUGIN_DOCS([1.12])

dnl *** checks for libraries ***

dnl check for libm, for sin() etc.
LT_LIB_M
AC_SUBST(LIBM)

AC_FUNC_MMAP

dnl check for pthreads
AX_PTHREAD

dnl *** checks for header files ***

AC_CHECK_HEADERS([unistd.h], HAVE_UNISTD_H=yes)
AM_CONDITIONAL(HAVE_UNISTD_H, test "x$HAVE_UNISTD_H" = "xyes")

if test "x$HAVE_UNISTD_H" != "xyes"; then
  GST_PLUGINS_SELECTED=`echo $GST_PLUGINS_SELECTED | $SED -e s/festival//`
fi

AC_CHECK_HEADERS([sys/time.h])

dnl used by ext/dts
AX_CREATE_STDINT_H

AC_CHECK_HEADERS([pthread.h], HAVE_PTHREAD_H=yes)
AM_CONDITIONAL(HAVE_PTHREAD_H, test "x$HAVE_PTHREAD_H" = "xyes")

if test "x$HAVE_PTHREAD_H" != "xyes"; then
  GST_PLUGINS_SELECTED=`echo $GST_PLUGINS_SELECTED | $SED -e s/dccp//`
fi

dnl *** checks for types/defines ***

dnl Check for FIONREAD ioctl declaration
dnl used in gst/dccp
GST_CHECK_FIONREAD

dnl *** checks for structures ***

dnl *** checks for compiler characteristics ***

dnl *** checks for library functions ***
AC_CHECK_FUNCS([gmtime_r])

dnl *** checks for headers ***
AC_CHECK_HEADERS([sys/utsname.h])

dnl *** checks for dependency libraries ***

dnl *** checks for socket and nsl libraries ***
AC_CHECK_FUNC(socket,,[AC_CHECK_LIB(socket,socket)])
AC_CHECK_FUNC(gethostbyname,,[AC_CHECK_LIB(nsl,gethostbyname)])

dnl GLib is required
GLIB_REQ=2.40.0
AG_GST_GLIB_CHECK([$GLIB_REQ])

dnl checks for gstreamer
dnl uninstalled is selected preferentially -- see pkg-config(1)
AG_GST_CHECK_GST($GST_API_VERSION, [$GST_REQ], yes)
AG_GST_CHECK_GST_BASE($GST_API_VERSION, [$GST_REQ], yes)
AG_GST_CHECK_GST_CHECK($GST_API_VERSION, [$GST_REQ], no)
AG_GST_CHECK_GST_CONTROLLER($GST_API_VERSION, [$GST_REQ], yes)
AG_GST_CHECK_GST_NET($GST_API_VERSION, [$GST_REQ], yes)
AM_CONDITIONAL(HAVE_GST_CHECK, test "x$HAVE_GST_CHECK" = "xyes")

AG_GST_CHECK_GST_PLUGINS_BASE($GST_API_VERSION, [$GSTPB_REQ], yes)

dnl check for uninstalled plugin directories for unit tests
AG_GST_CHECK_UNINSTALLED_SETUP([
  AG_GST_CHECK_GST_PLUGINS_GOOD($GST_API_VERSION, [0.11.0])
  AG_GST_CHECK_GST_PLUGINS_UGLY($GST_API_VERSION, [0.11.0])
  AG_GST_CHECK_GST_PLUGINS_LIBAV($GST_API_VERSION, [0.11.0])
])

dnl Check for documentation xrefs
GLIB_PREFIX="`$PKG_CONFIG --variable=prefix glib-2.0`"
GST_PREFIX="`$PKG_CONFIG --variable=prefix gstreamer-$GST_API_VERSION`"
GSTPB_PREFIX="`$PKG_CONFIG --variable=prefix gstreamer-plugins-base-$GST_API_VERSION`"
AC_SUBST(GLIB_PREFIX)
AC_SUBST(GST_PREFIX)
AC_SUBST(GSTPB_PREFIX)

dnl GTK is optional and used in examples
HAVE_GTK=NO
GTK2_REQ=2.14.0
GTK3_REQ=2.91.3
if test "x$BUILD_EXAMPLES" = "xyes"; then
  AC_MSG_CHECKING([which gtk+ version to compile examples against (optional)])
  AC_ARG_WITH([gtk],
    AS_HELP_STRING([--with-gtk=3.0|2.0],[which gtk+ version to compile against (default: 2.0)]),
    [case "$with_gtk" in
        2.0) GTK_REQ=$GTK2_REQ ;;
        3.0) GTK_REQ=$GTK3_REQ ;;
        *) AC_MSG_ERROR([invalid gtk+ version specified]);;
    esac],
    [with_gtk=2.0
     GTK_REQ=$GTK2_REQ])
  AC_MSG_RESULT([$with_gtk (>= $GTK_REQ)])
  PKG_CHECK_MODULES(GTK, gtk+-x11-$with_gtk >= $GTK_REQ, HAVE_GTK=yes, HAVE_GTK=no)
  AC_SUBST(GTK_LIBS)
  AC_SUBST(GTK_CFLAGS)
fi
AM_CONDITIONAL(HAVE_GTK, test "x$HAVE_GTK" = "xyes")

dnl Check for -Bsymbolic-functions linker flag used to avoid
dnl intra-library PLT jumps, if available.
AC_ARG_ENABLE(Bsymbolic,
              [AS_HELP_STRING([--disable-Bsymbolic],[avoid linking with -Bsymbolic])],,
              [SAVED_LDFLAGS="${LDFLAGS}" SAVED_LIBS="${LIBS}"
               AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
               LDFLAGS=-Wl,-Bsymbolic-functions
               LIBS=
               AC_TRY_LINK([], [return 0],
                           AC_MSG_RESULT(yes)
                           enable_Bsymbolic=yes,
                           AC_MSG_RESULT(no)
                           enable_Bsymbolic=no)
               LDFLAGS="${SAVED_LDFLAGS}" LIBS="${SAVED_LIBS}"])

dnl *** set variables based on configure arguments ***

dnl GTK is optional and used in examples
HAVE_GTK3=NO
if test "x$BUILD_EXAMPLES" = "xyes"; then
  PKG_CHECK_MODULES(GTK3, gtk+-3.0 >= 3.4, HAVE_GTK3=yes, HAVE_GTK3=no)
  if test "x$HAVE_GTK3" = "xyes"; then
    HAVE_GTK=yes
    GTK_VERSION=`$PKG_CONFIG --variable=gtk_binary_version gtk+-3.0`
    AC_SUBST(GTK_VERSION)
    GTK_PREFIX=`$PKG_CONFIG --variable=prefix gdk-pixbuf-2.0`
    AC_SUBST(GTK_BASE_DIR)
  fi
fi
AC_SUBST(GTK3_LIBS)
AC_SUBST(GTK3_CFLAGS)
AC_SUBST(HAVE_GTK3)
AM_CONDITIONAL(HAVE_GTK3, test "x$HAVE_GTK3" = "xyes")

dnl clutter is optional and used in examples
HAVE_CLUTTER=no
HAVE_CLUTTER_X11=no
HAVE_CLUTTER_GLX=no
if test "x$BUILD_EXAMPLES" = "xyes"; then
  PKG_CHECK_MODULES(CLUTTER, clutter-1.0 >= 1.8, HAVE_CLUTTER=yes, HAVE_CLUTTER=no)
  AC_SUBST(CLUTTER_LIBS)
  AC_SUBST(CLUTTER_CFLAGS)
  AC_SUBST(HAVE_CLUTTER)

  PKG_CHECK_MODULES(CLUTTER_GLX, clutter-glx-1.0 >= 1.8, HAVE_CLUTTER_GLX=yes, HAVE_CLUTTER_GLX=no)
  AC_SUBST(CLUTTER_GLX_LIBS)
  AC_SUBST(CLUTTER_GLX_CFLAGS)
  AC_SUBST(HAVE_CLUTTER_GLX)

  PKG_CHECK_MODULES(CLUTTER_X11, clutter-x11-1.0 >= 1.8, HAVE_CLUTTER_X11=yes, HAVE_CLUTTER_X11=no)
  AC_SUBST(CLUTTER_X11_LIBS)
  AC_SUBST(CLUTTER_X11_CFLAGS)
  AC_SUBST(HAVE_CLUTTER_X11)
fi
AM_CONDITIONAL(HAVE_CLUTTER, test "x$HAVE_CLUTTER" = "xyes")
AM_CONDITIONAL(HAVE_CLUTTER_GLX, test "x$HAVE_CLUTTER_GLX" = "xyes")
AM_CONDITIONAL(HAVE_CLUTTER_X11, test "x$HAVE_CLUTTER_X11" = "xyes")

dnl used in the gl/clutteractor example
if test "x$BUILD_EXAMPLES" = "xyes"; then
  PKG_CHECK_MODULES(XCOMPOSITE, xcomposite, HAVE_XCOMPOSITE=yes, HAVE_XCOMPOSITE=no)
  AC_SUBST(XCOMPOSITE_CFLAGS)
  AC_SUBST(XCOMPOSITE_LIBS)
fi
AM_CONDITIONAL(HAVE_XCOMPOSITE, test "x$HAVE_XCOMPOSITE" = "xyes")

dnl graphene-1.0 is optional and used in gltransformation
HAVE_GRAPHENE=NO
PKG_CHECK_MODULES(GRAPHENE, graphene-1.0 >= 1.0.0, HAVE_GRAPHENE=yes, HAVE_GRAPHENE=no)
if test "x$HAVE_GRAPHENE" = "xyes"; then
  AC_DEFINE(HAVE_GRAPHENE, [1] , [Use graphene])
fi
AC_SUBST(HAVE_GRAPHENE)
AC_SUBST(GRAPHENE_LIBS)
AC_SUBST(GRAPHENE_CFLAGS)
AM_CONDITIONAL(HAVE_GRAPHENE, test "x$HAVE_GRAPHENE" = "xyes")


dnl sdl is optional and used in examples
HAVE_SDL=NO
if test "x$BUILD_EXAMPLES" = "xyes"; then
  PKG_CHECK_MODULES(SDL, sdl >= 1.2.0, HAVE_SDL=yes, HAVE_SDL=no)
  AC_SUBST(SDL_LIBS)
  AC_SUBST(SDL_CFLAGS)
  AC_SUBST(SDL_CLUTTER)
fi
AM_CONDITIONAL(HAVE_SDL, test "x$HAVE_SDL" = "xyes")


dnl Needed for GtkBuilder to autoconnect signals
PKG_CHECK_MODULES(GMODULE_EXPORT, gmodule-export-2.0, HAVE_GMODULE_EXPORT=yes, HAVE_GMODULE_EXPORT=no)

dnl Needed by plugins that use g_module_*() API
PKG_CHECK_MODULES(GMODULE_NO_EXPORT, gmodule-no-export-2.0)

dnl x11 is optional for librfb
HAVE_X11=NO
PKG_CHECK_MODULES(X11, x11, HAVE_X11=yes, HAVE_X11=no)
AC_SUBST(X11_LIBS)
AC_SUBST(X11_CFLAGS)
AC_SUBST(HAVE_X11)
AM_CONDITIONAL(HAVE_X11, test "x$HAVE_X11" = "xyes")
if test "x$HAVE_X11" = "xyes"; then
  AC_DEFINE(HAVE_X11, 1, [Define if you have X11 library])
fi

dnl exif (used on jifmux tests) ****
PKG_CHECK_MODULES(EXIF, libexif >= 0.6.16, HAVE_EXIF="yes", HAVE_EXIF="no")
AC_SUBST(EXIF_LIBS)
AC_SUBST(EXIF_CFLAGS)
AM_CONDITIONAL(USE_EXIF, test "x$HAVE_EXIF" = "xyes")

dnl Orc
ORC_CHECK([0.4.17])

dnl set license and copyright notice
GST_LICENSE="LGPL"
AC_DEFINE_UNQUOTED(GST_LICENSE, "$GST_LICENSE", [GStreamer license])
AC_SUBST(GST_LICENSE)

dnl define LIBDIR so we can inform people where we live
AS_AC_EXPAND(LIBDIR, $libdir)
AC_DEFINE_UNQUOTED(LIBDIR, "$LIBDIR", [library dir])

dnl set location of plugin directory
AG_GST_SET_PLUGINDIR

dnl set release date/time
AG_GST_SET_PACKAGE_RELEASE_DATETIME_WITH_NANO([$PACKAGE_VERSION_NANO],
  ["${srcdir}/gst-plugins-bad.doap"],
  [$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR.$PACKAGE_VERSION_MICRO])

dnl build static plugins or not
AC_MSG_CHECKING([whether to build static plugins or not])
AC_ARG_ENABLE(
  static-plugins,
  AC_HELP_STRING(
    [--enable-static-plugins],
    [build static plugins @<:@default=no@:>@]),
  [AS_CASE(
    [$enableval], [no], [], [yes], [],
    [AC_MSG_ERROR([bad value "$enableval" for --enable-static-plugins])])],
  [enable_static_plugins=no])
AC_MSG_RESULT([$enable_static_plugins])
if test "x$enable_static_plugins" = xyes; then
  AC_DEFINE(GST_PLUGIN_BUILD_STATIC, 1,
    [Define if static plugins should be built])
  GST_PLUGIN_LIBTOOLFLAGS=""
else
  GST_PLUGIN_LIBTOOLFLAGS="--tag=disable-static"
fi
AC_SUBST(GST_PLUGIN_LIBTOOLFLAGS)
AM_CONDITIONAL(GST_PLUGIN_BUILD_STATIC, test "x$enable_static_plugins" = "xyes")

AC_ARG_WITH([player-tests],
  AS_HELP_STRING([--with-player-tests],[Enable GstPlayer tests that need network access (default: no)]))
if test x$with_player_tests = xyes; then
  AC_PATH_PROG([WGET], [wget], no)
  if test x$WGET = xno; then
    AC_MSG_WARN([wget required for GstPlayer tests but not found - disabling])
    with_player_tests=no
  fi
fi
AM_CONDITIONAL(WITH_GST_PLAYER_TESTS, test "x$with_player_tests" = "xyes")

# set by AG_GST_PARSE_SUBSYSTEM_DISABLES above
dnl make sure it doesn't complain about unused variables if debugging is disabled
NO_WARNINGS=""
AG_GST_CHECK_GST_DEBUG_DISABLED([NO_WARNINGS="-Wno-unused"], [NO_WARNINGS=""])

dnl define an ERROR_CFLAGS Makefile variable
dnl -Waggregate-return - libexif returns aggregates
dnl -Wundef - Windows headers check _MSC_VER unconditionally
AG_GST_SET_ERROR_CFLAGS($FATAL_WARNINGS, [
    -Wmissing-declarations -Wmissing-prototypes -Wredundant-decls
    -Wwrite-strings -Wformat-security -Wold-style-definition
    -Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar
    -Wnested-externs $NO_WARNINGS])

dnl define an ERROR_CXXFLAGS Makefile variable
AG_GST_SET_ERROR_CXXFLAGS($FATAL_WARNINGS, [
    -Wmissing-declarations -Wredundant-decls
    -Wwrite-strings -Wformat-nonliteral -Wformat-security
    -Winit-self -Wmissing-include-dirs -Waddress -Wno-multichar $NO_WARNINGS])

dnl define an ERROR_OBJCFLAGS Makefile variable
AG_GST_SET_ERROR_OBJCFLAGS($FATAL_WARNINGS, [
    -Wmissing-declarations -Wredundant-decls
    -Wwrite-strings -Wformat-nonliteral -Wformat-security
    -Winit-self -Wmissing-include-dirs -Wno-multichar $NO_WARNINGS])

dnl define correct level for debugging messages
AG_GST_SET_LEVEL_DEFAULT($GST_GIT)

dnl used in examples
AG_GST_DEFAULT_ELEMENTS

dnl *** plug-ins to include ***
dnl Non ported plugins (non-dependant, then dependant)
dnl Make sure you have a space before and after all plugins
GST_PLUGINS_NONPORTED=" cdxaparse \
 dccp faceoverlay \
 hdvparse \
 mve nuvdemux \
 patchdetect \
 sdi tta \
 videomeasure \
 linsys \
 apexsink dc1394 \
 musepack nas sdl timidity \
 wininet \
 xvid lv2 sndio libvisual"
AC_SUBST(GST_PLUGINS_NONPORTED)

dnl these are all the gst plug-ins, compilable without additional libs
AG_GST_CHECK_PLUGIN(accurip)
AG_GST_CHECK_PLUGIN(adpcmdec)
AG_GST_CHECK_PLUGIN(adpcmenc)
AG_GST_CHECK_PLUGIN(aiff)
AG_GST_CHECK_PLUGIN(videoframe_audiolevel)
AG_GST_CHECK_PLUGIN(asfmux)
AG_GST_CHECK_PLUGIN(audiofxbad)
AG_GST_CHECK_PLUGIN(audiomixer)
AG_GST_CHECK_PLUGIN(compositor)
AG_GST_CHECK_PLUGIN(audiovisualizers)
AG_GST_CHECK_PLUGIN(autoconvert)
AG_GST_CHECK_PLUGIN(bayer)
AG_GST_CHECK_PLUGIN(camerabin2)
AG_GST_CHECK_PLUGIN(cdxaparse)
AG_GST_CHECK_PLUGIN(coloreffects)
AG_GST_CHECK_PLUGIN(dataurisrc)
AG_GST_CHECK_PLUGIN(dccp)
AG_GST_CHECK_PLUGIN(debugutils)
AG_GST_CHECK_PLUGIN(dvbsuboverlay)
AG_GST_CHECK_PLUGIN(dvdspu)
AG_GST_CHECK_PLUGIN(faceoverlay)
AG_GST_CHECK_PLUGIN(festival)
AG_GST_CHECK_PLUGIN(fieldanalysis)
AG_GST_CHECK_PLUGIN(freeverb)
AG_GST_CHECK_PLUGIN(frei0r)
AG_GST_CHECK_PLUGIN(gaudieffects)
AG_GST_CHECK_PLUGIN(geometrictransform)
AG_GST_CHECK_PLUGIN(gdp)
AG_GST_CHECK_PLUGIN(hdvparse)
AG_GST_CHECK_PLUGIN(id3tag)
AG_GST_CHECK_PLUGIN(inter)
AG_GST_CHECK_PLUGIN(interlace)
AG_GST_CHECK_PLUGIN(ivfparse)
AG_GST_CHECK_PLUGIN(ivtc)
AG_GST_CHECK_PLUGIN(jp2kdecimator)
AG_GST_CHECK_PLUGIN(jpegformat)
AG_GST_CHECK_PLUGIN(librfb)
AG_GST_CHECK_PLUGIN(midi)
AG_GST_CHECK_PLUGIN(mpegdemux)
AG_GST_CHECK_PLUGIN(mpegtsdemux)
AG_GST_CHECK_PLUGIN(mpegtsmux)
AG_GST_CHECK_PLUGIN(mpegpsmux)
AG_GST_CHECK_PLUGIN(mve)
AG_GST_CHECK_PLUGIN(mxf)
AG_GST_CHECK_PLUGIN(netsim)
AG_GST_CHECK_PLUGIN(nuvdemux)
AG_GST_CHECK_PLUGIN(onvif)
AG_GST_CHECK_PLUGIN(patchdetect)
AG_GST_CHECK_PLUGIN(pcapparse)
AG_GST_CHECK_PLUGIN(pnm)
AG_GST_CHECK_PLUGIN(rawparse)
AG_GST_CHECK_PLUGIN(removesilence)
AG_GST_CHECK_PLUGIN(sdi)
AG_GST_CHECK_PLUGIN(sdp)
AG_GST_CHECK_PLUGIN(segmentclip)
AG_GST_CHECK_PLUGIN(siren)
AG_GST_CHECK_PLUGIN(smooth)
AG_GST_CHECK_PLUGIN(speed)
AG_GST_CHECK_PLUGIN(subenc)
AG_GST_CHECK_PLUGIN(stereo)
AG_GST_CHECK_PLUGIN(tta)
AG_GST_CHECK_PLUGIN(videofilters)
AG_GST_CHECK_PLUGIN(videomeasure)
AG_GST_CHECK_PLUGIN(videoparsers)
AG_GST_CHECK_PLUGIN(videosignal)
AG_GST_CHECK_PLUGIN(vmnc)
AG_GST_CHECK_PLUGIN(y4m)
AG_GST_CHECK_PLUGIN(yadif)

dnl *** plug-ins to exclude ***

AC_CHECK_HEADER(AVFoundation/AVFoundation.h, HAVE_AVFOUNDATION="yes", HAVE_AVFOUNDATION="no", [-])
AC_CHECK_HEADER(MobileCoreServices/MobileCoreServices.h, HAVE_IOS="yes", HAVE_IOS="no", [-])
AC_CHECK_HEADER(VideoToolbox/VideoToolbox.h, HAVE_VIDEOTOOLBOX="yes", HAVE_VIDEOTOOLBOX="no", [-])

if test "x$HAVE_VIDEOTOOLBOX" = "xyes"; then
  old_LIBS=$LIBS
  LIBS="$LIBS -framework VideoToolbox"
  AC_CHECK_FUNC(VTCompressionSessionPrepareToEncodeFrames, [
    AC_DEFINE(HAVE_VIDEOTOOLBOX_10_9_6, 1, [Define if building with VideoToolbox >= 10.9.6])
  ], [
  ])
  LIBS=$old_LIBS
fi

AM_CONDITIONAL(HAVE_AVFOUNDATION, test "x$HAVE_AVFOUNDATION" = "xyes")
if test "x$HAVE_AVFOUNDATION" = "xyes"; then
  AC_DEFINE(HAVE_AVFOUNDATION, 1, [Define if building with AVFoundation])
fi

AM_CONDITIONAL(HAVE_IOS, test "x$HAVE_IOS" = "xyes")
if test "x$HAVE_IOS" = "xyes"; then
  AC_DEFINE(HAVE_IOS, 1, [Define if building for Apple iOS])
fi

AM_CONDITIONAL(HAVE_VIDEOTOOLBOX, test "x$HAVE_VIDEOTOOLBOX" = "xyes")
if test "x$HAVE_VIDEOTOOLBOX" = "xyes"; then
  AC_DEFINE(HAVE_VIDEOTOOLBOX, 1, [Define if building with VideoToolbox])
fi

dnl disable gst plugins we might not be able to build on this
dnl platform: (ugly but minimally invasive)
dnl FIXME: maybe move to sys, or make work with winsock2
AC_CHECK_HEADERS([sys/socket.h], HAVE_SYS_SOCKET_H=yes)
AC_CHECK_HEADERS([winsock2.h], HAVE_WINSOCK2_H=yes)

if test "x$HAVE_WINSOCK2_H" = "xyes"; then
  WINSOCK2_LIBS="-lws2_32"
  AC_SUBST(WINSOCK2_LIBS)
fi

if test "x$HAVE_PTHREAD_H" = "xyes"; then
  DCCP_LIBS="$DCCP_LIBS $PTHREAD_LIBS"
  AC_SUBST(DCCP_LIBS)
else
  AG_GST_DISABLE_PLUGIN(dccp)
fi

dnl *** opengl ***
AC_ARG_ENABLE([opengl],
     [  --enable-opengl         Enable Desktop OpenGL support @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_GL=yes ;;
       no)   NEED_GL=no ;;
       auto) NEED_GL=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-opengl]) ;;
     esac],[NEED_GL=auto])

AC_ARG_WITH([opengl-module-name],
  AS_HELP_STRING([--with-opengl-module-name],[library module name for OpenGL (default: libGL)]))
if test x$with_opengl_module_name != x; then
  AC_DEFINE_UNQUOTED(GST_GL_LIBGL_MODULE_NAME, "$with_opengl_module_name", [OpenGL module name])
fi

AC_ARG_ENABLE([gles2],
     [  --enable-gles2          Enable OpenGL|ES 2.0 support @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_GLES2=yes ;;
       no)   NEED_GLES2=no ;;
       auto) NEED_GLES2=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-gles2]) ;;
     esac],[NEED_GLES2=auto])

AC_ARG_WITH([gles2-module-name],
  AS_HELP_STRING([--with-gles2-module-name],[library module name for GLES2 (default: libGLESv2)]))
if test x$with_gles2_module_name != x; then
  AC_DEFINE_UNQUOTED(GST_GL_LIBGLESV2_MODULE_NAME, "$with_gles2_module_name", [GLES2 module name])
fi

AC_ARG_ENABLE([egl],
     [  --enable-egl            Enable EGL support @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_EGL=yes ;;
       no)   NEED_EGL=no ;;
       auto) NEED_EGL=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-egl]) ;;
     esac],[NEED_EGL=auto])

AC_ARG_WITH([egl-module-name],
  AS_HELP_STRING([--with-egl-module-name],[library module name for EGL (default: libEGL)]))
if test x$with_egl_module_name != x; then
  AC_DEFINE_UNQUOTED(GST_GL_LIBEGL_MODULE_NAME, "$with_egl_module_name", [EGL module name])
fi

AC_ARG_ENABLE([wgl],
     [  --enable-wgl            Enable WGL support @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_WGL=yes ;;
       no)   NEED_WGL=no ;;
       auto) NEED_WGL=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-wgl]) ;;
     esac],[NEED_WGL=auto])

AC_ARG_ENABLE([glx],
     [  --enable-glx            Enable GLX support @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_GLX=yes ;;
       no)   NEED_GLX=no ;;
       auto) NEED_GLX=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-glx]) ;;
     esac],[NEED_GLX=auto])

AC_ARG_ENABLE([cocoa],
     [  --enable-cocoa          Enable Cocoa support @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_COCOA=yes ;;
       no)   NEED_COCOA=no ;;
       auto) NEED_COCOA=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-cocoa]) ;;
     esac],[NEED_COCOA=auto])

AC_ARG_ENABLE([x11],
     [  --enable-x11            Enable x11 support @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_X11=yes ;;
       no)   NEED_X11=no ;;
       auto) NEED_X11=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-x11]) ;;
     esac],[NEED_X11=auto])

AC_ARG_ENABLE([wayland],
     [  --enable-wayland        Enable Wayland support (requires EGL) @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_WAYLAND_EGL=yes ;;
       no)   NEED_WAYLAND_EGL=no ;;
       auto) NEED_WAYLAND_EGL=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-wayland]) ;;
     esac],[NEED_WAYLAND_EGL=auto])

AC_ARG_ENABLE([dispmanx],
     [  --enable-dispmanx        Enable Dispmanx support (requires EGL) @<:@default=auto@:>@],
     [case "${enableval}" in
       yes)  NEED_DISPMANX=yes ;;
       no)   NEED_DISPMANX=no ;;
       auto) NEED_DISPMANX=auto ;;
       *) AC_MSG_ERROR([bad value ${enableval} for --enable-dispmanx]) ;;
     esac],[NEED_DISPMANX=auto])

AG_GST_PKG_CHECK_MODULES(X, x11)
save_CPPFLAGS="$CPPFLAGS"
save_LIBS="$LIBS"

HAVE_GL=no
HAVE_GLES2=no
HAVE_WAYLAND_EGL=no

HAVE_EGL_RPI=no

case $host in
  *-mingw32* )
    LIBS="$LIBS -lgdi32"
    AG_GST_CHECK_LIBHEADER(GL, opengl32, glTexImage2D,, GL/gl.h)
    AC_CHECK_HEADER(GL/wglext.h, HAVE_WGLEXT="yes", HAVE_WGLEXT="no", [#include <GL/gl.h>])
    if test "x$HAVE_WGLEXT" = "xyes"; then
      HAVE_WGL=yes
      HAVE_GL=yes
    fi
  ;;
  *)
    if test "x$NEED_GL" != "xno"; then
      AG_GST_PKG_CHECK_MODULES(GL, gl)
      if test "x$HAVE_GL" != "xyes"; then
        AG_GST_CHECK_LIBHEADER(GL, GL, glTexImage2D,, GL/gl.h)
      fi
    fi
    if test "x$NEED_GLES2" != "xno"; then
      AG_GST_PKG_CHECK_MODULES(GLES2, glesv2)
      if test "x$HAVE_GLES2" != "xyes"; then
        AG_GST_CHECK_LIBHEADER(GLES2, GLESv2, glTexImage2D,, GLES2/gl2.h)
      fi
    fi
    if test "x$NEED_EGL" != "xno"; then
      AG_GST_PKG_CHECK_MODULES(EGL, egl)
      if test "x$HAVE_EGL" != "xyes"; then
        AG_GST_CHECK_LIBHEADER(EGL, EGL, eglGetError,, EGL/egl.h)
      fi
    fi

    old_LIBS=$LIBS
    old_CFLAGS=$CFLAGS

    dnl FIXME: Mali EGL depends on GLESv1 or GLESv2
    AC_CHECK_HEADER([EGL/fbdev_window.h],
      [
        LIBS="$LIBS -lUMP"
        AC_CHECK_LIB([Mali], [mali_image_create],
          [
            LIBS="$LIBS -lMali"
            AC_CHECK_LIB([GLESv2], [glEnable],
              [
                AC_CHECK_HEADER([GLES2/gl2.h],
                  [
                    AC_CHECK_LIB([EGL], [eglGetProcAddress],
                      [
                        AC_CHECK_HEADER([EGL/egl.h],
                          [
                            HAVE_EGL=yes
                            HAVE_GLES2=yes
                            EGL_LIBS="-lMali -lUMP"
                            EGL_CFLAGS=""
                            AC_DEFINE(USE_EGL_MALI_FB, [1], [Use Mali FB EGL platform])
                          ])
                      ])
                  ])
              ])
          ])
      ])

    dnl FIXME: EGL of RPi depends on GLESv1 or GLESv2
    dnl FIXME: GLESv2 of RPi depends on EGL... WTF!
    LIBS="$LIBS -lvcos -lvchiq_arm"
    AC_CHECK_LIB([bcm_host], [bcm_host_init],
      [
        LIBS="$LIBS -lbcm_host"
        AC_CHECK_HEADER(bcm_host.h,
          [
            LIBS="$LIBS -lGLESv2"
            AC_CHECK_LIB([EGL], [eglGetProcAddress],
              [
                LIBS="$LIBS -lEGL"
                AC_CHECK_HEADER([EGL/egl.h],
                  [
                    AC_CHECK_LIB([GLESv2], [glEnable],
                      [
                        AC_CHECK_HEADER([GLES2/gl2.h],
                          [
                            HAVE_EGL=yes
                            HAVE_GLES2=yes
                            HAVE_EGL_RPI=yes
                            EGL_LIBS="-lbcm_host -lvcos -lvchiq_arm"
                            EGL_CFLAGS=""
                            AC_DEFINE(USE_EGL_RPI, [1], [Use RPi platform])
                          ])
                      ])
                  ])
              ])
          ])
      ])

    LIBS=$old_LIBS
    CFLAGS=$old_CFLAGS

    PKG_CHECK_MODULES(WAYLAND_EGL, wayland-client >= 1.0 wayland-cursor >= 1.0 wayland-egl >= 9.0, HAVE_WAYLAND_EGL=yes, HAVE_WAYLAND_EGL=no)
  ;;
esac

CPPFLAGS="$save_CPPFLAGS"
LIBS="$save_LIBS"

USE_OPENGL=no
USE_GLES2=no
USE_GLX=no
USE_COCOA=no
USE_WGL=no
USE_X11=no
USE_EAGL=no
GL_LIBS=
GL_CFLAGS=
GL_OBJCFLAGS=

dnl Check for what the user asked for and what we could find
if test "x$HAVE_EGL" = "xno"; then
  if test "x$NEED_EGL" = "xyes"; then
    AC_MSG_ERROR([Could not find the required EGL libraries])
  fi
fi

if test "x$HAVE_GL" = "xno"; then
  if test "x$NEED_GL" = "xyes"; then
    AC_MSG_ERROR([Could not find the required OpenGL libraries])
  fi
fi

if test "x$HAVE_GLES2" = "xno"; then
  if test "x$NEED_GLES2" = "xyes"; then
    AC_MSG_ERROR([Could not find the required OpenGL|ES 2.0 libraries])
  fi
fi

dnl X, GLX and OpenGL
if test "x$HAVE_X" = "xno"; then
  if test "x$NEED_GLX" = "xyes"; then
    AC_MSG_ERROR([Building the GLX backend without X11 is unsupported])
  fi
  if test "x$NEED_X11" = "xyes"; then
    AC_MSG_ERROR([Could not find X11 development libraries])
  fi
else
  if test "x$NEED_GL" != "xno"; then
    if test "x$HAVE_GL" = "xno"; then
      if test "x$NEED_GLX" = "xyes"; then
        AC_MSG_ERROR([Building the GLX backend without the OpenGL backend is unsupported])
      fi
    else dnl HAVE_GL=yes
      USE_OPENGL=yes
      if test "x$NEED_GLX" != "xno"; then
        USE_GLX=yes
      fi
    fi
  fi
fi

dnl check for DMABUF support
HAVE_DRM_FOURCC_HEADER=no
AC_CHECK_HEADER(libdrm/drm_fourcc.h,
  HAVE_DRM_FOURCC_HEADER=yes, )

HAVE_GST_ALLOCATORS=no
PKG_CHECK_MODULES(GST_ALLOCATORS, gstreamer-allocators-1.0,
  HAVE_GST_ALLOCATORS=yes, )

GST_GL_HAVE_DMABUF=0
if test "x$HAVE_DRM_FOURCC_HEADER" = "xyes" -a \
        "x$HAVE_GST_ALLOCATORS" = "xyes" -a \
        "x$HAVE_EGL" = "xyes"; then
          GST_GL_HAVE_DMABUF=1
fi

dnl check if we can include both GL and GLES2 at the same time
if test "x$HAVE_GL" = "xyes" -a "x$HAVE_GLES2" = "xyes"; then
  GL_INCLUDES="
#ifdef __GNUC__
#  pragma GCC diagnostic push
#  pragma GCC diagnostic ignored \"-Wredundant-decls\"
#endif
#ifndef GL_GLEXT_PROTOTYPES
#define GL_GLEXT_PROTOTYPES 1
#endif
# ifdef HAVE_IOS
#  include <OpenGLES/ES2/gl.h>
#  include <OpenGLES/ES2/glext.h>
# else
#  include <GLES2/gl2.h>
#  include <GLES2/gl2ext.h>
# endif
# ifdef __APPLE__
#  include <OpenGL/OpenGL.h>
#  include <OpenGL/gl.h>
#  if MAC_OS_X_VERSION_MAX_ALLOWED >= 1070
#   define GL_DO_NOT_WARN_IF_MULTI_GL_VERSION_HEADERS_INCLUDED
#   include <OpenGL/gl3.h>
#  endif
# else
#  include <GL/gl.h>
#  if __WIN32__ || _WIN32
#   include <GL/glext.h>
#  endif
# endif
int main (int argc, char **argv) { return 0; }
"
  AC_MSG_CHECKING([whether it is possible to include both GL and GLES2 headers])
  save_CFLAGS="$CFLAGS"
  CFLAGS="$CFLAGS $GL_CFLAGS $GLES2_CFLAGS $WARNING_CFLAGS $ERROR_CFLAGS"
  AC_COMPILE_IFELSE([AC_LANG_SOURCE([[$GL_INCLUDES]], [[
    #if !defined(GL_FALSE)
    #error Failed to include GL headers
    #endif
    ]])],[ AC_MSG_RESULT(yes)
    ],[AC_MSG_RESULT(no)
    if test "x$NEED_GLES2" = "xyes"; then
      if test "x$NEED_GL" = "xyes"; then
        AC_MSG_ERROR([Cannot seem to include both GL and GLES2 headers. Try disabling one API])
      fi
      AC_MSG_WARN([Disabling Desktop GL support])
      HAVE_GL=no
      USE_OPENGL=no
    else
      AC_MSG_WARN([Disabling GL|ES 2.0 support])
      HAVE_GLES2=no
    fi
  ])
  CFLAGS="$save_CFLAGS"
fi

#dnl Check for OpenGL
echo host is $host
case $host in
  *-android*)
    if test "x$NEED_WGL" = "xyes"; then
      AC_MSG_ERROR([WGL is not available on Android])
    fi
    if test "x$NEED_GLX" = "xyes"; then
      AC_MSG_ERROR([GLX is not available on Android])
    fi
    if test "x$NEED_GL" = "xyes"; then
      AC_MSG_ERROR([GL is not available on Android])
    fi
    if test "x$NEED_X11" = "xyes"; then
      AC_MSG_ERROR([X11 is not available on Android])
    fi
    if test "x$NEED_COCOA" = "xyes"; then
      AC_MSG_ERROR([Cocoa is not available on Android])
    fi

    dnl OpenGL|ES 2.0
    if test "x$HAVE_GLES2" = "xyes"; then
      if test "x$NEED_GLES2" != "xno"; then
        GL_LIBS="$GL_LIBS -lGLESv2"
        USE_GLES2=yes
      fi
    fi

    dnl EGL
    if test "x$HAVE_EGL" = "xyes"; then
      if test "x$NEED_EGL" != "xno"; then
        GL_LIBS="$GL_LIBS -lEGL"
        USE_EGL=yes
      fi
    fi

    if test "x$USE_EGL" != "xyes"; then
      AC_MSG_ERROR([Need EGL on Android])
    fi

    if test "x$USE_GLES2" != "xyes"; then
      AC_MSG_ERROR([Need OpenGL|ES 2.0 on Android])
    fi

    HAVE_WINDOW_ANDROID=yes
    ;;
  *-linux* | *-cygwin* | *-solaris* | *-netbsd* | *-freebsd* | *-openbsd* | *-kfreebsd* | *-dragonflybsd* | *-gnu* )
    if test "x$NEED_WGL" = "xyes"; then
      AC_MSG_ERROR([WGL is not available on unix])
    fi

    if test "x$HAVE_X" = "xno"; then
      if test "x$HAVE_WAYLAND_EGL" = "xno"; then
        AC_MSG_WARN([X or Wayland is required for OpenGL support])
      fi
    fi

    dnl check Desktop OpenGL
    if test "x$HAVE_GL" = "xyes"; then
      if test "x$NEED_GL" != "xno"; then
        GL_LIBS="$GL_LIBS -lGL"
      fi
    fi

    dnl OpenGL|ES 2.0
    if test "x$HAVE_GLES2" = "xyes"; then
      if test "x$NEED_GLES2" != "xno"; then
        GL_LIBS="$GL_LIBS -lGLESv2"
        USE_GLES2=yes
      fi
    fi

    if test "x$HAVE_X" = "xyes" -a "x$HAVE_EGL_RPI" = "xno"; then
      if test "x$NEED_X11" != "xno"; then
        GL_LIBS="$GL_LIBS $X_LIBS"
        GL_CFLAGS="$GL_CFLAGS $X_CFLAGS"
        HAVE_WINDOW_X11=yes
      fi
    fi

    if test "x$HAVE_WAYLAND_EGL" = "xyes"; then
      if test "x$NEED_EGL" = "xno" -o "x$HAVE_EGL" = "xno"; then
        AC_MSG_WARN([EGL is required by the Wayland backend for OpenGL support])
      else
        if test "x$NEED_WAYLAND_EGL" != "xno"; then
          HAVE_WINDOW_WAYLAND=yes
          GL_LIBS="$GL_LIBS $WAYLAND_EGL_LIBS"
          GL_CFLAGS="$GL_CFLAGS $WAYLAND_EGL_CFLAGS"
        fi
      fi
    fi

    if test "x$HAVE_EGL_RPI" = "xyes"; then
      if test "x$NEED_DISPMANX" != "xno"; then
        HAVE_WINDOW_DISPMANX=yes
        USE_EGL=yes
      fi
    fi

    dnl EGL
    if test "x$HAVE_EGL" = "xno"; then
      if test "x$HAVE_GL" = "xno"; then
        AC_MSG_WARN([Building requires either EGL or GLX for OpenGL support])
      fi
    else
      if test "x$NEED_EGL" != "xno"; then
        if test "x$HAVE_WINDOW_WAYLAND" = "xyes" -o "x$HAVE_WINDOW_X11" = "xyes" -o "x$HAVE_WINDOW_DISPMANX" = "xyes"; then
          GL_LIBS="$GL_LIBS -lEGL $EGL_LIBS"
          GL_CFLAGS="$GL_CFLAGS $EGL_CFLAGS"
          USE_EGL=yes
        fi
      fi
    fi
    ;;
  *-darwin*)
    if test "x$HAVE_IOS" = "xyes"; then
      if test "x$NEED_WGL" = "xyes"; then
        AC_MSG_ERROR([WGL is not available on iOS])
      fi
      if test "x$NEED_GLX" = "xyes"; then
        AC_MSG_ERROR([GLX is not available on iOS])
      fi
      if test "x$NEED_GL" = "xyes"; then
        AC_MSG_ERROR([GL is not available on iOS])
      fi
      if test "x$NEED_X11" = "xyes"; then
        AC_MSG_ERROR([X11 is not available on iOS])
      fi
      if test "x$NEED_COCOA" = "xyes"; then
        AC_MSG_ERROR([Cocoa is not available on iOS])
      fi
      if test "x$NEED_EGL" = "xyes"; then
        AC_MSG_ERROR([EGL is not available on iOS])
      fi

      GL_LIBS="$LIBS -framework OpenGLES -framework QuartzCore -framework UIKit -framework CoreGraphics -framework CoreFoundation -framework Foundation"
      GL_CFLAGS="$GL_CFLAGS"
      USE_GLES2=yes
      USE_EAGL=yes
      HAVE_WINDOW_EAGL=yes

      ac_cv_type_GLsizeiptr=yes
      ac_cv_type_GLintptr=yes
      ac_cv_type_GLchar=yes
    else
      dnl Only osx supports cocoa.
      if test "x$NEED_WGL" = "xyes"; then
        AC_MSG_ERROR([WGL is not available on Mac OS X])
      fi

      if test "x$NEED_COCOA" != "xno"; then
        GL_LIBS="$LIBS -framework OpenGL -framework Cocoa -framework QuartzCore -framework CoreFoundation"
        GL_CFLAGS="$GL_CFLAGS"
        USE_COCOA=yes
        HAVE_WINDOW_COCOA=yes
        USE_OPENGL=yes
      fi

      if test "x$USE_GLX" = "xyes"; then
        if test "x$HAVE_X" = "xyes"; then
          if test "x$NEED_X11" != "xno"; then
            GL_LIBS="$GL_LIBS $X_LIBS"
            GL_CFLAGS="$GL_CFLAGS $X_CFLAGS"
            HAVE_WINDOW_X11=yes
          fi
        fi

        if test "x$HAVE_GL" = "xyes"; then
          if test "x$NEED_GL" != "xno"; then
            GL_LIBS="$GL_LIBS -lGL"
          fi
          USE_OPENGL=yes
        fi
      fi

      if test "x$HAVE_EGL" = "xyes"; then
        if test "x$NEED_EGL" != "xno"; then
          if test "x$HAVE_WINDOW_X11" = "xyes"; then
            GL_LIBS="$GL_LIBS -lEGL $EGL_LIBS"
            GL_CFLAGS="$GL_CFLAGS $EGL_CFLAGS"
            USE_EGL=yes
          fi
        fi
      fi

      dnl OpenGL|ES 2.0
      if test "x$HAVE_GLES2" = "xyes"; then
        if test "x$NEED_GLES2" != "xno"; then
          GL_LIBS="$GL_LIBS -lGLESv2"
          USE_GLES2=yes
        fi
      fi
    fi
    ;;
  *-mingw32*)
    if test "x$NEED_GLX" = "xyes"; then
      AC_MSG_ERROR([GLX is not available on Windows])
    fi
    if test "x$NEED_GLES2" = "xyes"; then
      AC_MSG_ERROR([OpenGL|ES 2.0 is not supported on your platform yet])
    fi

    if test "x$HAVE_GL" = "xyes"; then
      if test "x$NEED_GL" != "xno"; then
        if test "x$HAVE_WGL" = "xyes"; then
          if test "$NEED_WGL" != "xno"; then
            GL_LIBS="$GL_LIBS -lgdi32 -lopengl32"
            HAVE_WINDOW_WIN32=yes
            USE_OPENGL=yes
            USE_WGL=yes
          fi
        fi
      fi
    fi
    ;;
  *)
    AC_MSG_WARN([Don't know how to check for OpenGL on your platform.])
    ;;
esac

GL_PLATFORMS=
GL_WINDOWS=
GL_APIS=
GL_CONFIG_DEFINES=

dnl APIs

GST_GL_HAVE_OPENGL=0
GST_GL_HAVE_GLES2=0
GST_GL_HAVE_GLES3=0

if test "x$USE_OPENGL" = "xyes"; then
  GL_APIS="gl $GL_APIS"
  GST_GL_HAVE_OPENGL=1
fi
if test "x$USE_GLES2" = "xyes"; then
  GL_APIS="gles2 $GL_APIS"
  GST_GL_HAVE_GLES2=1
fi

GL_CONFIG_DEFINES="$GL_CONFIG_DEFINES
#define GST_GL_HAVE_OPENGL $GST_GL_HAVE_OPENGL
#define GST_GL_HAVE_GLES2 $GST_GL_HAVE_GLES2
#define GST_GL_HAVE_GLES3 $GST_GL_HAVE_GLES3
"

dnl WINDOW's

GST_GL_HAVE_WINDOW_X11=0
GST_GL_HAVE_WINDOW_COCOA=0
GST_GL_HAVE_WINDOW_WIN32=0
GST_GL_HAVE_WINDOW_WAYLAND=0
GST_GL_HAVE_WINDOW_ANDROID=0
GST_GL_HAVE_WINDOW_DISPMANX=0
GST_GL_HAVE_WINDOW_EAGL=0

if test "x$HAVE_WINDOW_X11" = "xyes"; then
  GL_WINDOWS="x11 $GL_WINDOWS"
  GST_GL_HAVE_WINDOW_X11=1
fi
if test "x$HAVE_WINDOW_COCOA" = "xyes"; then
  GL_WINDOWS="cocoa $GL_WINDOWS"
  GST_GL_HAVE_WINDOW_COCOA=1
fi
if test "x$HAVE_WINDOW_WIN32" = "xyes"; then
  GL_WINDOWS="win32 $GL_WINDOWS"
  GST_GL_HAVE_WINDOW_WIN32=1
fi
if test "x$HAVE_WINDOW_WAYLAND" = "xyes"; then
  GL_WINDOWS="wayland $GL_WINDOWS"
  GST_GL_HAVE_WINDOW_WAYLAND=1
fi
if test "x$HAVE_WINDOW_ANDROID" = "xyes"; then
  GL_WINDOWS="android $GL_WINDOWS"
  GST_GL_HAVE_WINDOW_ANDROID=1
fi
if test "x$HAVE_WINDOW_DISPMANX" = "xyes"; then
  GL_WINDOWS="dispmanx $GL_WINDOWS"
  GST_GL_HAVE_WINDOW_DISPMANX=1
fi
if test "x$HAVE_WINDOW_EAGL" = "xyes"; then
  GL_WINDOWS="eagl $GL_WINDOWS"
  GST_GL_HAVE_WINDOW_EAGL=1
fi

GL_CONFIG_DEFINES="$GL_CONFIG_DEFINES
#define GST_GL_HAVE_WINDOW_X11 $GST_GL_HAVE_WINDOW_X11
#define GST_GL_HAVE_WINDOW_COCOA $GST_GL_HAVE_WINDOW_COCOA
#define GST_GL_HAVE_WINDOW_WIN32 $GST_GL_HAVE_WINDOW_WIN32
#define GST_GL_HAVE_WINDOW_WAYLAND $GST_GL_HAVE_WINDOW_WAYLAND
#define GST_GL_HAVE_WINDOW_ANDROID $GST_GL_HAVE_WINDOW_ANDROID
#define GST_GL_HAVE_WINDOW_DISPMANX $GST_GL_HAVE_WINDOW_DISPMANX
#define GST_GL_HAVE_WINDOW_EAGL $GST_GL_HAVE_WINDOW_EAGL
"

dnl PLATFORM's

GST_GL_HAVE_PLATFORM_EGL=0
GST_GL_HAVE_PLATFORM_GLX=0
GST_GL_HAVE_PLATFORM_WGL=0
GST_GL_HAVE_PLATFORM_CGL=0
GST_GL_HAVE_PLATFORM_EAGL=0

if test "x$USE_EGL" = "xyes"; then
  GL_PLATFORMS="egl $GL_PLATFORMS"
  GST_GL_HAVE_PLATFORM_EGL=1
fi
if test "x$USE_GLX" = "xyes"; then
  GL_PLATFORMS="glx $GL_PLATFORMS"
  GST_GL_HAVE_PLATFORM_GLX=1
fi
if test "x$USE_WGL" = "xyes"; then
  GL_PLATFORMS="wgl $GL_PLATFORMS"
  GST_GL_HAVE_PLATFORM_WGL=1
fi
if test "x$USE_COCOA" = "xyes"; then
  GL_PLATFORMS="cgl $GL_PLATFORMS"
  GST_GL_HAVE_PLATFORM_CGL=1
fi
if test "x$USE_EAGL" = "xyes"; then
  GL_PLATFORMS="eagl $GL_PLATFORMS"
  GST_GL_HAVE_PLATFORM_EAGL=1
fi

GL_CONFIG_DEFINES="$GL_CONFIG_DEFINES
#define GST_GL_HAVE_PLATFORM_EGL $GST_GL_HAVE_PLATFORM_EGL
#define GST_GL_HAVE_PLATFORM_GLX $GST_GL_HAVE_PLATFORM_GLX
#define GST_GL_HAVE_PLATFORM_WGL $GST_GL_HAVE_PLATFORM_WGL
#define GST_GL_HAVE_PLATFORM_CGL $GST_GL_HAVE_PLATFORM_CGL
#define GST_GL_HAVE_PLATFORM_EAGL $GST_GL_HAVE_PLATFORM_EAGL
"

GL_CONFIG_DEFINES="$GL_CONFIG_DEFINES
#define GST_GL_HAVE_DMABUF $GST_GL_HAVE_DMABUF
"

dnl Check for no platforms/window systems
if test "x$GL_APIS" = "x"; then
  AC_MSG_WARN([Either OpenGL or OpenGL|ES is required for OpenGL support])
fi
if test "x$GL_PLATFORMS" = "x"; then
  AC_MSG_WARN([Could not find any OpenGL platforms to use such as CGL, WGL or GLX])
fi
if test "x$GL_WINDOWS" = "x"; then
  AC_MSG_WARN([Could not find any window systems to use such as Cocoa, Win32API or X11])
fi

if test "x$GL_APIS" = "x" -o "x$GL_PLATFORMS" = "x" -o "x$GL_WINDOWS" = "x"; then
  GL_LIBS=
  GL_CFLAGS=
  GL_OBJCFLAGS=
  USE_OPENGL=no
  USE_GLES2=no
  USE_GLX=no
  USE_EGL=no
  USE_WGL=no
  USE_COCOA=no
  USE_EGL_MALI=no
  USE_EGL_RPI=no
  USE_EAGL=no

  HAVE_WINDOW_X11=no
  HAVE_WINDOW_WIN32=no
  HAVE_WINDOW_DISPMANX=no
  HAVE_WINDOW_WAYLAND=no
  HAVE_WINDOW_ANDROID=no
  HAVE_WINDOW_COCOA=no
  HAVE_WINDOW_EAGL=no
fi

AC_SUBST(GL_LIBS)
AC_SUBST(GL_CFLAGS)
AC_SUBST(GL_OBJCFLAGS)
AC_SUBST(USE_OPENGL)
AC_SUBST(USE_GLES2)

AM_CONDITIONAL(HAVE_WINDOW_X11, test "x$HAVE_WINDOW_X11" = "xyes")
AM_CONDITIONAL(HAVE_WINDOW_COCOA, test "x$HAVE_WINDOW_COCOA" = "xyes")
AM_CONDITIONAL(HAVE_WINDOW_WIN32, test "x$HAVE_WINDOW_WIN32" = "xyes")
AM_CONDITIONAL(HAVE_WINDOW_DISPMANX, test "x$HAVE_WINDOW_DISPMANX" = "xyes")
AM_CONDITIONAL(HAVE_WINDOW_WAYLAND, test "x$HAVE_WINDOW_WAYLAND" = "xyes")
AM_CONDITIONAL(HAVE_WINDOW_ANDROID, test "x$HAVE_WINDOW_ANDROID" = "xyes")
AM_CONDITIONAL(HAVE_WINDOW_EAGL, test "x$HAVE_WINDOW_EAGL" = "xyes")

AM_CONDITIONAL(USE_OPENGL, test "x$USE_OPENGL" = "xyes")
AM_CONDITIONAL(USE_GLES2, test "x$USE_GLES2" = "xyes")
AM_CONDITIONAL(USE_GLX, test "x$USE_GLX" = "xyes")
AM_CONDITIONAL(USE_EGL, test "x$USE_EGL" = "xyes")
AM_CONDITIONAL(USE_WGL, test "x$USE_WGL" = "xyes")
AM_CONDITIONAL(USE_COCOA, test "x$USE_COCOA" = "xyes")
AM_CONDITIONAL(USE_EGL_MALI, test "x$USE_EGL_MALI" = "xyes")
AM_CONDITIONAL(USE_EGL_RPI, test "x$USE_EGL_RPI" = "xyes")
AM_CONDITIONAL(USE_EAGL, test "x$USE_EAGL" = "xyes")

AM_CONDITIONAL(HAVE_GST_GL, test "x$USE_OPENGL" = "xyes" -o "x$USE_GLES2" = "xyes")

dnl Check for some types that are not always present
GL_INCLUDES=""
if test "x$USE_GLES2" = "xyes"; then
  GL_INCLUDES="$GL_INCLUDES
#ifndef GL_GLEXT_PROTOTYPES
#define GL_GLEXT_PROTOTYPES 1
#endif
# ifdef HAVE_IOS
#  include <OpenGLES/ES2/gl.h>
#  include <OpenGLES/ES2/glext.h>
# else
#  include <GLES2/gl2.h>
#  include <GLES2/gl2ext.h>
# endif
"
fi

if test "x$USE_OPENGL" = "xyes"; then
  GL_INCLUDES="$GL_INCLUDES
# ifdef __APPLE__
#  include <OpenGL/OpenGL.h>
#  include <OpenGL/gl.h>
# else
#  include <GL/gl.h>
#  if __WIN32__ || _WIN32
#   include <GL/glext.h>
#  endif
# endif
"
fi

GST_GL_HAVE_GLEGLIMAGEOES=0
GST_GL_HAVE_GLCHAR=0
GST_GL_HAVE_GLSIZEIPTR=0
GST_GL_HAVE_GLINTPTR=0
GST_GL_HAVE_GLSYNC=0
GST_GL_HAVE_GLUINT64=0
GST_GL_HAVE_GLINT64=0

old_CFLAGS=$CFLAGS
CFLAGS="$GL_CFLAGS $CFLAGS"

AC_CHECK_TYPES(GLeglImageOES, [], [], [[$GL_INCLUDES]])
if test "x$ac_cv_type_GLeglImageOES" = "xyes"; then
  GST_GL_HAVE_GLEGLIMAGEOES=1
fi

AC_CHECK_TYPES(GLchar, [], [], [[$GL_INCLUDES]])
if test "x$ac_cv_type_GLchar" = "xyes"; then
  GST_GL_HAVE_GLCHAR=1
fi

AC_CHECK_TYPES(GLsizeiptr, [], [], [[$GL_INCLUDES]])
if test "x$ac_cv_type_GLsizeiptr" = "xyes"; then
  GST_GL_HAVE_GLSIZEIPTR=1
fi

AC_CHECK_TYPES(GLintptr, [], [], [[$GL_INCLUDES]])
if test "x$ac_cv_type_GLintptr" = "xyes"; then
  GST_GL_HAVE_GLINTPTR=1
fi

AC_CHECK_TYPES(GLsync, [], [], [[$GL_INCLUDES]])
if test "x$ac_cv_type_GLsync" = "xyes"; then
  GST_GL_HAVE_GLSYNC=1
fi

AC_CHECK_TYPES(GLuint64, [], [], [[$GL_INCLUDES]])
if test "x$ac_cv_type_GLuint64" = "xyes"; then
  GST_GL_HAVE_GLUINT64=1
fi

AC_CHECK_TYPES(GLint64, [], [], [[$GL_INCLUDES]])
if test "x$ac_cv_type_GLint64" = "xyes"; then
  GST_GL_HAVE_GLINT64=1
fi

CFLAGS=$old_CFLAGS

GL_CONFIG_DEFINES="$GL_CONFIG_DEFINES
#define GST_GL_HAVE_GLEGLIMAGEOES $GST_GL_HAVE_GLEGLIMAGEOES
#define GST_GL_HAVE_GLCHAR $GST_GL_HAVE_GLCHAR
#define GST_GL_HAVE_GLSIZEIPTR $GST_GL_HAVE_GLSIZEIPTR
#define GST_GL_HAVE_GLINTPTR $GST_GL_HAVE_GLINTPTR
#define GST_GL_HAVE_GLSYNC $GST_GL_HAVE_GLSYNC
#define GST_GL_HAVE_GLUINT64 $GST_GL_HAVE_GLUINT64
#define GST_GL_HAVE_GLINT64 $GST_GL_HAVE_GLINT64
"

AC_CONFIG_COMMANDS([gst-libs/gst/gl/gstglconfig.h], [
	outfile=gstglconfig.h-tmp
	cat > $outfile <<\_______EOF
/* gstglconfig.h
 *
 * This is a generated file.  Please modify `configure.ac'
 */

#ifndef __GST_GL_CONFIG_H__
#define __GST_GL_CONFIG_H__

#include <gst/gst.h>

G_BEGIN_DECLS

_______EOF

	cat >>$outfile <<_______EOF
$gl_config_defines
_______EOF

	cat >>$outfile <<_______EOF

G_END_DECLS

#endif  /* __GST_GL_CONFIG_H__ */
_______EOF


	if cmp -s $outfile gst-libs/gst/gl/gstglconfig.h; then
          AC_MSG_NOTICE([gst-libs/gst/gl/gstglconfig.h is unchanged])
	  rm -f $outfile
	else
	  mv $outfile gst-libs/gst/gl/gstglconfig.h
	fi
],[
gl_config_defines='$GL_CONFIG_DEFINES'
])

dnl libpng is optional
PKG_CHECK_MODULES(LIBPNG, libpng >= 1.0, HAVE_PNG=yes, HAVE_PNG=no)
if test "x$HAVE_PNG" = "xyes"; then
  AC_DEFINE(HAVE_PNG, [1] , [Use libpng])
fi
AC_SUBST(HAVE_PNG)
AC_SUBST(LIBPNG_LIBS)
AC_SUBST(LIBPNG_CFLAGS)
AM_CONDITIONAL(HAVE_PNG, test "x$HAVE_PNG" = "xyes")

dnl libjpeg is optional
AC_ARG_WITH(jpeg-mmx, [  --with-jpeg-mmx, path to MMX'ified JPEG library])
OLD_LIBS="$LIBS"
if test x$with_jpeg_mmx != x; then
  LIBS="$LIBS -L$with_jpeg_mmx"
fi
AC_CHECK_LIB(jpeg-mmx, jpeg_set_defaults, HAVE_JPEG="yes", HAVE_JPEG="no")
JPEG_LIBS="$LIBS -ljpeg-mmx"
LIBS="$OLD_LIBS"
if test x$HAVE_JPEG != xyes; then
  JPEG_LIBS="-ljpeg"
  AC_CHECK_LIB(jpeg, jpeg_set_defaults, HAVE_JPEG="yes", HAVE_JPEG="no")
fi

if test x$HAVE_JPEG = xyes; then
  AC_DEFINE(HAVE_JPEG, [1], [Use libjpeg])
else
  AC_DEFINE(HAVE_JPEG, [0], [Use libjpeg])
  JPEG_LIBS=
fi
AC_SUBST(JPEG_LIBS)
AC_SUBST(HAVE_JPEG)
AM_CONDITIONAL(HAVE_JPEG, test "x$HAVE_JPEG" = "xyes")

dnl Vulkan
VULKAN_CONFIG_DEFINES=""

PKG_CHECK_MODULES(XCB, xcb >= 1.10, HAVE_XCB=yes, HAVE_XCB=no)

AM_CONDITIONAL(USE_XCB, test "x$HAVE_XCB" = "xyes")
if test "x$HAVE_XCB" = "xyes"; then
  VULKAN_CONFIG_DEFINES="$VULKAN_CONFIG_DEFINES
  #define GST_VULKAN_HAVE_WINDOW_XCB 1"
fi

AC_CONFIG_COMMANDS([ext/vulkan/vkconfig.h], [
	outfile=vkconfig.h-tmp
	cat > $outfile <<\_______EOF
/* vkconfig.h
 *
 * This is a generated file.  Please modify `configure.ac'
 */

#ifndef __GST_VULKAN_CONFIG_H__
#define __GST_VULKAN_CONFIG_H__

#include <gst/gst.h>

G_BEGIN_DECLS

_______EOF

	cat >>$outfile <<_______EOF
$vulkan_config_defines
_______EOF

	cat >>$outfile <<_______EOF

G_END_DECLS

#endif  /* __GST_VULKAN_CONFIG_H__ */
_______EOF


	if cmp -s $outfile ext/vulkan/vkconfig.h; then
          AC_MSG_NOTICE([ext/vulkan/vkconfig.h is unchanged])
	  rm -f $outfile
	else
	  mv $outfile ext/vulkan/vkconfig.h
	fi
],[
vulkan_config_defines='$VULKAN_CONFIG_DEFINES'
])

dnl *** sys plug-ins ***

dnl DirectSound
translit(dnm, m, l) AM_CONDITIONAL(USE_DIRECTSOUND, true)
AG_GST_CHECK_FEATURE(DIRECTSOUND, [DirectSound], directsoundsrc, [
  HAVE_DIRECTSOUND="no"
  save_CFLAGS="$CFLAGS"
  save_LDFLAGS="$LDFLAGS"
  save_LIBS="$LIBS"
  CFLAGS="$CFLAGS $DIRECTX_CFLAGS"
  LDFLAGS="$LDFLAGS $DIRECTX_LDFLAGS"
  LIBS="$LIBS -lwinmm -ldsound -ldxerr9 -luser32"
  AC_MSG_CHECKING(for DirectSound LDFLAGS)
  AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
#include <dxerr9.h>
#include <dsound.h>
#include <mmsystem.h>
]], [[
  DXGetErrorString9 (0);
  DirectSoundCreate(NULL, NULL, NULL);
]])],
    [HAVE_DIRECTSOUND="yes"],
    [HAVE_DIRECTSOUND="no"])
  AC_MSG_RESULT($HAVE_DIRECTSOUND)
  CFLAGS=$save_CFLAGS
  LDFLAGS=$save_LDFLAGS
  LIBS=$save_LIBS

  if test "x$HAVE_DIRECTSOUND" = "xyes";  then
    dnl this is much more than we want
    DIRECTSOUND_LIBS="-lwinmm -ldsound -ldxerr9 -luser32"
    AC_SUBST(DIRECTX_CFLAGS)
    AC_SUBST(DIRECTX_LDFLAGS)
    AC_SUBST(DIRECTSOUND_LIBS)
  fi
  AC_SUBST(HAVE_DIRECTSOUND)
])

dnl WASAPI
translit(dnm, m, l) AM_CONDITIONAL(USE_WASAPI, true)
AG_GST_CHECK_FEATURE(WASAPI, [WASAPI plug-in], wasapi, [
  HAVE_WASAPI="no"
  save_CFLAGS="$CFLAGS"
  save_LDFLAGS="$LDFLAGS"
  save_LIBS="$LIBS"
  CFLAGS="$CFLAGS $DIRECTX_CFLAGS"
  LDFLAGS="$LDFLAGS $DIRECTX_LDFLAGS"
  LIBS="$LIBS -lole32 -lwinmm -lksuser"
  AC_MSG_CHECKING(for WASAPI LDFLAGS)
  AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
#include <stdio.h>
#include <mmsystem.h>
#include <mmdeviceapi.h>
]], [[
int main ()
{
    HRESULT hr = S_OK;

    hr = CoInitialize(NULL);
    if (FAILED(hr)) {
        printf("CoInitialize failed: hr = 0x%08x", hr);
        return __LINE__;
    }

	int result = 0;
    // result = do_everything(argc, argv);

    CoUninitialize();
    return result;
}
]])],
    [HAVE_WASAPI="yes"],
    [HAVE_WASAPI="no"])
  AC_MSG_RESULT($HAVE_WASAPI)
  CFLAGS=$save_CFLAGS
  LDFLAGS=$save_LDFLAGS
  LIBS=$save_LIBS

  if test "x$HAVE_WASAPI" = "xyes";  then
    WASAPI_LIBS="-lole32 -lwinmm -lksuser"
    AC_SUBST(WASAPI_LIBS)
  fi
  AC_SUBST(HAVE_WASAPI)
])

dnl Direct3D
translit(dnm, m, l) AM_CONDITIONAL(USE_DIRECT3D, true)
AG_GST_CHECK_FEATURE(DIRECT3D, [Direct3D plug-in], direct3dsink, [
  HAVE_DIRECT3D="no"
  save_CFLAGS="$CFLAGS"
  save_LDFLAGS="$LDFLAGS"
  save_LIBS="$LIBS"
  CFLAGS="$CFLAGS $DIRECTX_CFLAGS"
  LDFLAGS="$LDFLAGS $DIRECTX_LDFLAGS"
  LIBS="$LIBS -ld3d9 -lgdi32"
  AC_MSG_CHECKING(for Direct3D LDFLAGS)
  AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
#include <d3d9.h>
]], [[
  Direct3DCreate9(D3D_SDK_VERSION);
]])],
    [HAVE_DIRECT3D="yes"],
    [HAVE_DIRECT3D="no"])
  AC_MSG_RESULT($HAVE_DIRECT3D)
  CFLAGS=$save_CFLAGS
  LDFLAGS=$save_LDFLAGS
  LIBS=$save_LIBS

  if test "x$HAVE_DIRECT3D" = "xyes";  then
    DIRECT3D_LIBS="-ld3d9 -lgdi32"
    AC_SUBST(DIRECT3D_LIBS)
  fi
  AC_SUBST(HAVE_DIRECT3D)
])

dnl winscreencap
translit(dnm, m, l) AM_CONDITIONAL(USE_WINSCREENCAP, true)
AG_GST_CHECK_FEATURE(WINSCREENCAP, [winscreencap plug-in], winscreencap, [
  HAVE_WINSCREENCAP="no"
  save_CFLAGS="$CFLAGS"
  save_LDFLAGS="$LDFLAGS"
  save_LIBS="$LIBS"
  CFLAGS="$CFLAGS $DIRECTX_CFLAGS"
  LDFLAGS="$LDFLAGS $DIRECTX_LDFLAGS"
  LIBS="$LIBS -ld3d9 -lgdi32"
  AC_MSG_CHECKING(for Direct3D LDFLAGS)
  AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
#include <d3d9.h>
]], [[
  Direct3DCreate9(D3D_SDK_VERSION);
]])],
    [HAVE_WINSCREENCAP="yes"],
    [HAVE_WINSCREENCAP="no"])
  AC_MSG_RESULT($HAVE_WINSCREENCAP)
  CFLAGS=$save_CFLAGS
  LDFLAGS=$save_LDFLAGS
  LIBS=$save_LIBS

  if test "x$HAVE_WINSCREENCAP" = "xyes";  then
    WINSCREENCAP_LIBS="-ld3d9 -lgdi32"
    AC_SUBST(WINSCREENCAP_LIBS)
  fi
  AC_SUBST(HAVE_WINSCREENCAP)
])

dnl winks
translit(dnm, m, l) AM_CONDITIONAL(USE_WINKS, true)
AG_GST_CHECK_FEATURE(WINKS, [Winks plug-in], winks, [
  HAVE_WINKS="no"
  save_CFLAGS="$CFLAGS"
  save_LDFLAGS="$LDFLAGS"
  save_LIBS="$LIBS"
  CFLAGS="$CFLAGS $DIRECTX_CFLAGS"
  LDFLAGS="$LDFLAGS $DIRECTX_LDFLAGS"
  LIBS="$LIBS -lole32 -luuid -lstrmiids"
  AC_MSG_CHECKING(for Winks LDFLAGS)
  AC_LINK_IFELSE([AC_LANG_PROGRAM([[
#include <windows.h>
#include <strmif.h>
#include <uuids.h>
]], [[
int main () {
  IGraphBuilder *pGraph = NULL;
  HRESULT hr = CoInitialize(NULL);
  hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER,
                        &IID_IGraphBuilder, (void **)&pGraph);

  return 0;
}
]])],
    [HAVE_WINKS="yes"],
    [HAVE_WINKS="no"])
  AC_MSG_RESULT($HAVE_WINKS)
  CFLAGS=$save_CFLAGS
  LDFLAGS=$save_LDFLAGS
  LIBS=$save_LIBS

  if test "x$HAVE_WINKS" = "xyes";  then
    dnl this is much more than we want
    WINKS_LIBS="-ldxguid -lole32 -luuid -lstrmiids -lksuser -lsetupapi"
    AC_SUBST(DIRECTX_CFLAGS)
    AC_SUBST(DIRECTX_LDFLAGS)
    AC_SUBST(WINKS_LIBS)
  fi
  AC_SUBST(HAVE_WINKS)
])

dnl *** Android Media ***
translit(dnm, m, l) AM_CONDITIONAL(USE_ANDROID_MEDIA, true)
HAVE_ANDROID_MEDIA="no"
AG_GST_CHECK_FEATURE(ANDROID_MEDIA, [Android Media], androidmedia, [
  case "$host" in
    *android*)
      AC_CHECK_HEADER(jni.h, HAVE_ANDROID_MEDIA="yes", HAVE_ANDROID_MEDIA="no")
      ;;
    *)
      HAVE_ANDROID_MEDIA="no"
      ;;
  esac
])

dnl *** AppleMedia (OS X and iOS) ***
translit(dnm, m, l) AM_CONDITIONAL(USE_APPLE_MEDIA, true)
HAVE_APPLE_MEDIA="no"
dnl SystemConfiguration.h is common to OS X and iOS, so we check for that
AG_GST_CHECK_FEATURE(APPLE_MEDIA, [Apple video], applemedia, [
  AC_CHECK_HEADER(SystemConfiguration/SystemConfiguration.h, HAVE_APPLE_MEDIA="yes", HAVE_APPLE_MEDIA="no")
  dnl OSX 10.7 and earlier lack VideoToolbox/VideoToolbox.h
  if test "x$HAVE_IOS" = "xno"; then
    AC_CHECK_HEADER(VideoToolbox/VideoToolbox.h,, HAVE_APPLE_MEDIA="no")
  fi
])

dnl in case header SystemConfiguration/SystemConfiguration.h is found on other platforms
case "$host" in
  *-*darwin*)
    ;;
  *)
    HAVE_APPLE_MEDIA="no"
    ;;
esac

dnl *** bluez ***
translit(dnm, m, l) AM_CONDITIONAL(USE_BLUEZ, true)
AG_GST_CHECK_FEATURE(BLUEZ, [Bluez], bluez, [
  PKG_CHECK_MODULES([BLUEZ5], [bluez >= 5.0], [
    PKG_CHECK_MODULES([GIO_UNIX], gio-unix-2.0 > 2.24, [
      AC_CHECK_PROG([GDBUS_CODEGEN],[gdbus-codegen],[gdbus-codegen])
      HAVE_BLUEZ=yes
      AC_DEFINE(HAVE_BLUEZ5,[1],[Bluez5 detected])
    ], [
      HAVE_BLUEZ=no
    ])
  ], [
    HAVE_BLUEZ=no
  ])
])

dnl *** OS/X AVCVideoServices ***
translit(dnm, m, l) AM_CONDITIONAL(USE_AVC, true)
HAVE_AVC="no"
AG_GST_CHECK_FEATURE(AVC, [AVC Video Services], avcsrc, [
  AC_LANG_PUSH([C++])
  save_CPPFLAGS="$CPPFLAGS"
  CPPFLAGS="$CPPFLAGS -framework AVCVideoServices -framework CoreFoundation"
  save_LIBS="$LIBS"
  LIBS="$LIBS -framework AVCVideoServices -framework CoreFoundation"
  AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])],[HAVE_AVC=yes],[HAVE_AVC=no])
  LIBS=$save_LIBS
  CPPFLAGS=$save_CPPFLAGS
  AC_LANG_POP([C++])
])
dnl in case header AVCVideoServices/AVCVideoServices.h is found on other platforms
case "$host" in
  *-*darwin*)
    ;;
  *)
    HAVE_AVC="no"
    ;;
esac

dnl check for shm_open (for shm plugin)
translit(dnm, m, l) AM_CONDITIONAL(USE_SHM, true)
AG_GST_CHECK_FEATURE(SHM, [POSIX shared memory source and sink], shm, [
    if test "x$HAVE_SYS_SOCKET_H" = "xyes"; then
        case $host in
        *-darwin* | *-macos10*)
            AC_DEFINE(HAVE_OSX,[1],[Apple Mac OS X operating system detected])
            HAVE_SHM=yes
            ;;
        *)
            AC_CHECK_LIB([rt], [shm_open],
                AC_CHECK_DECL([MSG_NOSIGNAL], HAVE_SHM=yes, HAVE_SHM=no, [
                #include <sys/socket.h>
  	            ]),
                HAVE_SHM=no)
            AC_SUBST(SHM_LIBS, "-lrt")
            ;;
        esac
    else
        HAVE_SHM=no
    fi
])

dnl check for Video CD
translit(dnm, m, l) AM_CONDITIONAL(USE_VCD, true)
AG_GST_CHECK_FEATURE(VCD, [Video CD], vcdsrc, [
  AC_CHECK_HEADER(linux/cdrom.h, HAVE_VCD="yes", HAVE_VCD="no")
])

dnl check for OpenSL ES
translit(dnm, m, l) AM_CONDITIONAL(USE_OPENSLES, true)
AG_GST_CHECK_FEATURE(OPENSLES, [OpenSL ES], opensl, [
  AC_CHECK_HEADER(SLES/OpenSLES.h, HAVE_OPENSLES="yes", HAVE_OPENSLES="no")
])

dnl *** UVC H264 ***
translit(dnm, m, l) AM_CONDITIONAL(USE_UVCH264, true)
AG_GST_CHECK_FEATURE(UVCH264, [UVC H264], uvch264, [
  AC_CHECK_HEADER(linux/uvcvideo.h, HAVE_UVCVIDEO_H=yes, HAVE_UVCVIDEO_H=no)
  PKG_CHECK_MODULES(G_UDEV, gudev-1.0 , [
          AC_DEFINE([HAVE_GUDEV], 1, [Define if gudev is installed])
          HAVE_GUDEV="yes" ],
          [HAVE_GUDEV="no"])
  PKG_CHECK_MODULES(LIBUSB, libusb-1.0 , [
          AC_DEFINE([HAVE_LIBUSB], 1, [Define if libusb 1.x is installed])
          HAVE_LIBUSB="yes" ],
          [HAVE_LIBUSB="no"])
  if test "x$HAVE_UVCVIDEO_H" = "xyes" && \
     test "x$HAVE_GUDEV" = "xyes" && \
     test "x$HAVE_LIBUSB" = "xyes"; then
    HAVE_UVCH264=yes
  else
    HAVE_UVCH264=no
  fi
])
AC_SUBST(LIBUDEV_CFLAGS)
AC_SUBST(LIBUDEV_LIBS)
AC_SUBST(LIBUSB_CFLAGS)
AC_SUBST(LIBUSB_LIBS)

dnl *** NVENC ***
translit(dnm, m, l) AM_CONDITIONAL(USE_NVENC, true)
AG_GST_CHECK_FEATURE(NVENC, [NVIDIA Encode API], nvenc, [
  AG_GST_PKG_CHECK_MODULES(GST_VIDEO, gstreamer-video-1.0)
  AG_GST_PKG_CHECK_MODULES(GST_PBUTILS, gstreamer-pbutils-1.0)
  AC_ARG_WITH([cuda-prefix],
          AS_HELP_STRING([--with-cuda-prefix],
          [Use the provided prefix for detecting the cuda installation]),
          [AS_IF([test "x$with_cuda_prefix" != "x"],
                 [CUDA_PREFIX="$with_cuda_prefix"])],
          [CUDA_PREFIX=""])

  HAVE_CUDA="yes"
  if test "x$CUDA_PREFIX" != "x"; then
    dnl only override if not already set
    if test "x$CUDA_CFLAGS" = "x" -a "x$CUDA_LIBS" = "x"; then
      dnl this is an educated guess, user can always override these
      CUDA_CFLAGS="-I$CUDA_PREFIX/include"
      CUDA_LIBS="-L$CUDA_PREFIX/lib -L$CUDA_PREFIX/lib64 -L$CUDA_PREFIX/lib/stubs -L$CUDA_PREFIX/lib64/stubs -lcuda -lcudart"
    fi
  else
    PKG_CHECK_MODULES([CUDA], [cuda-7.5 cudart-7.5],, [
      PKG_CHECK_MODULES([CUDA], [cuda-7.0 cudart-7.0],, [
        PKG_CHECK_MODULES([CUDA], [cuda-6.5 cudart-6.5],, [
          AC_MSG_WARN([Could not find cuda headers/libraries])])])])
  fi

  HAVE_CUDA_H=no
  HAVE_CUDART_H=no
  save_CPPFLAGS="$CPPFLAGS"
  CPPFLAGS="$CUDA_CFLAGS $save_CPPFLAGS "
  AC_CHECK_HEADER([cuda.h], [HAVE_CUDA_H=yes],
      AC_MSG_WARN([Could not find cuda.h]))
  AC_CHECK_HEADER([cuda_runtime_api.h], [HAVE_CUDART_H=yes],
      AC_MSG_WARN([Could not find cuda_runtime_api.h]))
  CPPFLAGS=$save_CPPFLAGS

  dnl libcuda and libcudart libraries
  save_LIBS="$LIBS"
  LIBS="$CUDA_LIBS $save_LIBS"
  HAVE_CUDART_LIB="no"
  AC_CHECK_LIB(cudart,cudaGetErrorString,[HAVE_CUDART_LIB="yes"], [
      AC_MSG_WARN([Could not find cudart library])])
  HAVE_CUDA_LIB="no"
  AC_CHECK_LIB(cuda,cuInit,[HAVE_CUDA_LIB="yes"], [
      AC_MSG_WARN([Could not find cuda library])])
  LIBS="$save_LIBS"

  dnl nvEncodeAPI.h header
  HAVE_NVENCODEAPI_H=no
  AC_ARG_VAR(NVENCODE_CFLAGS, [C compiler flags for NvEncodeAPI.h])
  save_CPPFLAGS="$CPPFLAGS"
  CPPFLAGS="$NVENCODE_CFLAGS $save_CPPFLAGS"
  AC_CHECK_HEADER([nvEncodeAPI.h], [
      AC_PREPROC_IFELSE([AC_LANG_SOURCE([[#include <nvEncodeAPI.h>
          #if NVENCAPI_MAJOR_VERSION < 5
          #error "Need nvEncodeAPI.h >= 5.0"
          #endif
          ]])], [
          HAVE_NVENCODEAPI_H=yes
          ], [
          AC_MSG_WARN([nvEncodeAPI.h must be >= 5.0])
          ])
      ],
      AC_MSG_WARN([Could not find nvEncodeAPI.h]))
  AC_SUBST(NVENCODE_CFLAGS)
  CPPFLAGS="$save_CPPFLAGS"

  dnl libnvnidia-encode library
  HAVE_NVENCODE_LIB=no
  AC_ARG_VAR(NVENCODE_LIBS, [linker flags for nvidia-encode])
  saved_LIBS="$LIBS"
  LIBS="$NVENCODE_LIBS $saved_LIBS"
  AC_CHECK_LIB(nvidia-encode, NvEncodeAPICreateInstance, [HAVE_NVENCODE_LIB="yes"],
      AC_MSG_WARN([Could not find library nvidia-encode]))
  NVENCODE_LIBS="$NVENCODE_LIBS -lnvidia-encode"
  AC_SUBST(NVENCODE_LIBS)
  LIBS="$saved_LIBS"

  USE_NVENC_GST_GL=no
  if test "x$HAVE_CUDA_H" = "xyes" \
      -a "x$HAVE_CUDART_H" = "xyes" \
      -a "x$HAVE_CUDA_LIB" = "xyes" \
      -a "x$HAVE_CUDART_LIB" = "xyes" \
      -a "x$HAVE_NVENCODEAPI_H" = "xyes" \
      -a "x$HAVE_NVENCODE_LIB" = "xyes"; then
    HAVE_NVENC="yes"
    if test x"$USE_OPENGL" = x"yes"; then
      dnl cuda-gl interop header
      save_CPPFLAGS="$CPPFLAGS"
      CPPFLAGS="$save_CPPFLAGS $CUDA_CFLAGS"
      AC_CHECK_HEADER([cuda_gl_interop.h], [
        USE_NVENC_GST_GL="yes"
        AC_DEFINE(HAVE_NVENC_GST_GL, [1] , [NVENC GStreamer OpenGL support available])
        ])
      CPPFLAGS="$save_CPPFLAGS"
    fi
  else
    HAVE_NVENC="no"
  fi
])
AM_CONDITIONAL(USE_NVENC_GST_GL, test "x$USE_NVENC_GST_GL" = "xyes")

dnl check for tinyalsa
translit(dnm, m, l) AM_CONDITIONAL(USE_TINYALSA, true)
AG_GST_CHECK_FEATURE(TINYALSA, [tinyalsa], tinyalsa, [
  AC_CHECK_HEADER(tinyalsa/asoundlib.h, HAVE_TINYALSA="yes", HAVE_TINYALSA="no")
])

dnl *** ext plug-ins ***
dnl keep this list sorted alphabetically !

if test "x$BUILD_EXTERNAL" = "xyes"; then

dnl *** assrender ***
translit(dnm, m, l) AM_CONDITIONAL(USE_ASSRENDER, true)
AG_GST_CHECK_FEATURE(ASSRENDER, [ASS/SSA renderer], assrender, [
  PKG_CHECK_MODULES(ASSRENDER, libass >= 0.10.2, [
    HAVE_ASSRENDER="yes" ], [
    HAVE_ASSRENDER="no"
  ])
])
AC_SUBST(ASSRENDER_CFLAGS)
AC_SUBST(ASSRENDER_LIBS)

dnl *** vo-amrwbenc ***
translit(dnm, m, l) AM_CONDITIONAL(USE_VOAMRWBENC, true)
AG_GST_CHECK_FEATURE(VOAMRWBENC, [vo-amrwbenc library], vo-amrwbenc, [
  AG_GST_PKG_CHECK_MODULES(VOAMRWBENC, vo-amrwbenc >= 0.1.0)
])

dnl *** vo-aacenc ***
translit(dnm, m, l) AM_CONDITIONAL(USE_VOAACENC, true)
AG_GST_CHECK_FEATURE(VOAACENC, [vo-aacenc library], vo-aacenc, [
  AG_GST_PKG_CHECK_MODULES(VOAACENC, vo-aacenc >= 0.1.0)
])

dnl *** apexsink ***
translit(dnm, m, l) AM_CONDITIONAL(USE_APEXSINK, true)
AG_GST_CHECK_FEATURE(APEXSINK, [AirPort Express Wireless sink], apexsink, [
  PKG_CHECK_MODULES(APEXSINK, [ openssl >= 0.9.5  libcrypto ], [
    HAVE_APEXSINK="yes"
    saved_LIBS="$LIBS"
    LIBS=""
    AC_SEARCH_LIBS(socket, [socket], [ ], [ APEXSINK="no" ])
    AC_SEARCH_LIBS(gethostbyname, [nsl], [ ], [ APEXSINK="no" ])
    APEXSINK_LIBS="$APEXSINK_LIBS $LIBS"
    LIBS="$saved_LIBS"
    AC_SUBST(APEXSINK_CFLAGS)
    AC_SUBST(APEXSINK_LIBS)
  ], [
    APEXSINK="no"
  ])
])

dnl *** bs2b ***
translit(dnm, m, l) AM_CONDITIONAL(USE_BS2B, true)
AG_GST_CHECK_FEATURE(BS2B, [bs2b], bs2b, [
  PKG_CHECK_MODULES(BS2B, libbs2b >= 3.1.0, HAVE_BS2B="yes", [
    HAVE_BS2B="no"
  ])
  AC_SUBST(BS2B_CFLAGS)
  AC_SUBST(BS2B_LIBS)
])

dnl *** BZ2 ***
translit(dnm, m, l) AM_CONDITIONAL(USE_BZ2, true)
AG_GST_CHECK_FEATURE(BZ2, [bz2 library], bz2, [
  save_LIBS=$LIBS
  LIBS="$LIBS -lbz2"
  AC_MSG_CHECKING([for BZ2_bzlibVersion in -lbz2])
  AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <bzlib.h>]], [[const char *version = BZ2_bzlibVersion ();]])],[HAVE_BZ2=yes],[HAVE_BZ2=no])
  AC_MSG_RESULT($HAVE_BZ2)
  LIBS=$save_LIBS
  if test "x$HAVE_BZ2" = "xyes"; then
    BZ2_LIBS="-lbz2"
  fi
  AC_SUBST(BZ2_LIBS)

])

#dnl *** cairo ***
#translit(dnm, m, l) AM_CONDITIONAL(USE_CAIRO, true)
#AG_GST_CHECK_FEATURE(CAIRO, [cairo plug-in], cairo, [
#  PKG_CHECK_MODULES(CAIRO, cairo >= 1.0 glitz-glx, HAVE_CAIRO=yes, [
#    HAVE_CAIRO=no
#  ])
#  AC_SUBST(CAIRO_CFLAGS)
#  AC_SUBST(CAIRO_LIBS)
#])

dnl *** chromaprint ***
translit(dnm, m, l) AM_CONDITIONAL(USE_CHROMAPRINT, true)
AG_GST_CHECK_FEATURE(CHROMAPRINT, [chromaprint], chromaprint, [
  PKG_CHECK_MODULES(CHROMAPRINT, libchromaprint, HAVE_CHROMAPRINT="yes", [
    HAVE_CHROMAPRINT="no"
  ])
  AC_SUBST(CHROMAPRINT_CFLAGS)
  AC_SUBST(CHROMAPRINT_LIBS)
])

dnl *** Curl ***
translit(dnm, m, l) AM_CONDITIONAL(USE_CURL, true)
AG_GST_CHECK_FEATURE(CURL, [Curl plugin], curl, [
  PKG_CHECK_MODULES(CURL, libcurl >= 7.35.0, [
    HAVE_CURL="yes"
    AC_CHECK_HEADERS([unistd.h sys/socket.h sys/types.h netinet/in.h netinet/tcp.h fcntl.h], [ ], [
      AC_CHECK_HEADERS([unistd.h sys/types.h winsock2.h ws2tcpip.h fcntl.h], [ ], [HAVE_CURL="no"])
    ])
    AC_CHECK_HEADERS([netinet/ip.h], [], [HAVE_CURL="no"],
    [[#ifdef HAVE_SYS_TYPES_H
     # include <sys/types.h>
     #endif
     #ifdef HAVE_NETINET_IN_H
     # include <netinet/in.h>
     #endif
    ]])
    AC_MSG_CHECKING([for socket support needed by curlsink])
    AC_MSG_RESULT($HAVE_CURL)
  ], [
    HAVE_CURL="no"
  ])
  AC_SUBST(CURL_CFLAGS)
  AC_SUBST(CURL_LIBS)
  PKG_CHECK_MODULES(SSH2, libssh2 >= 1.4.3, [
    HAVE_SSH2="yes"
    AC_DEFINE(HAVE_SSH2, 1, [Define if libssh2 is available])
  ], [
    HAVE_SSH2="no"
  ])
  AM_CONDITIONAL(USE_SSH2, test "x$HAVE_SSH2" = "xyes")
  AC_SUBST(SSH2_CFLAGS)
  AC_SUBST(SSH2_LIBS)
],,,[AM_CONDITIONAL(USE_SSH2, false)])

dnl **** DASH ****
translit(dnm, m, l) AM_CONDITIONAL(USE_DASH, true)
AG_GST_CHECK_FEATURE(DASH, [DASH plug-in], dash, [
  PKG_CHECK_MODULES(LIBXML2, libxml-2.0 >= 2.8, [HAVE_LIBXML2="yes"
    HAVE_DASH="yes"], [HAVE_LIBXML2="no"
    HAVE_DASH="no"])
  AC_SUBST(LIBXML2_CFLAGS)
  AC_SUBST(LIBXML2_LIBS)
])

dnl *** dc1394  ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DC1394, true)
AG_GST_CHECK_FEATURE(DC1394, [libdc1394], dc1394, [
   PKG_CHECK_MODULES(LIBDC1394, libdc1394-2 >= 2.0.0, [
   	if test -z "`$PKG_CONFIG --modversion libdc1394-2 | grep 2.0.0-rc`"; then
		HAVE_DC1394="yes"
	else
		HAVE_DC1394="no"
	fi
   ], [
        HAVE_DC1394="no"
	AC_MSG_RESULT(no)
   ])
   AC_SUBST(LIBDC1394_CFLAGS)
   AC_SUBST(LIBDC1394_LIBS)
])

dnl *** decklink  ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DECKLINK, true)
AG_GST_CHECK_FEATURE(DECKLINK, [decklink], decklink, [
   HAVE_DECKLINK=no
   case "$host" in
     *android*)
       HAVE_DECKLINK=no
       ;;
     *-*linux*)
       if test "x$HAVE_PTHREAD_H" = "xyes"; then
         AC_CHECK_LIB(dl, dlopen,
           [
            HAVE_DECKLINK=yes
            DECKLINK_CXXFLAGS=
            DECKLINK_LIBS="-lpthread -ldl"
           ])
       fi
       ;;
     *-*darwin*)
       if test "x$HAVE_PTHREAD_H" = "xyes"; then
         AC_CHECK_LIB(dl, dlopen,
           [
            HAVE_DECKLINK=yes
            DECKLINK_CXXFLAGS=
            DECKLINK_LIBS="-lpthread -ldl"
            HAVE_DECKLINK_OSX=yes
           ])
       fi
       ;;
     *)
       HAVE_DECKLINK=no
       ;;
   esac

   AC_SUBST(DECKLINK_CXXFLAGS)
   AC_SUBST(DECKLINK_LIBS)
])
AM_CONDITIONAL(DECKLINK_OSX, test "x$HAVE_DECKLINK_OSX" = xyes)

dnl **** DirectFB ****
translit(dnm, m, l) AM_CONDITIONAL(USE_DIRECTFB, true)
AG_GST_CHECK_FEATURE(DIRECTFB, [directfb], dfbvideosink , [
  PKG_CHECK_MODULES(DIRECTFB, directfb >= 0.9.24, HAVE_DIRECTFB="yes", [
    HAVE_DIRECTFB="no"
  ])
])

dnl **** Wayland ****
translit(dnm, m, l) AM_CONDITIONAL(USE_WAYLAND, true)
AC_PATH_PROG([wayland_scanner], [wayland-scanner])
AG_GST_CHECK_FEATURE(WAYLAND, [wayland sink], wayland , [
  PKG_CHECK_MODULES(WAYLAND, wayland-client >= 1.4.0, [
    if test "x$wayland_scanner" != "x"; then
      HAVE_WAYLAND="yes"
    else
      AC_MSG_RESULT([wayland-scanner is required to build the wayland plugin])
      HAVE_WAYLAND="no"
    fi
    ],
    [ HAVE_WAYLAND="no"
  ])
])

dnl **** WebP ****
translit(dnm, m, l) AM_CONDITIONAL(USE_WEBP, true)
AG_GST_CHECK_FEATURE(WEBP, [WebP], webp , [
  PKG_CHECK_MODULES(WEBP, libwebp >= 0.2.1, [
    HAVE_WEBP="yes" ], [ HAVE_WEBP="no"
  ])
  AC_SUBST(WEBP_CFLAGS)
  AC_SUBST(WEBP_LIBS)
])

dnl *** Daala ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DAALA, true)
AG_GST_CHECK_FEATURE(DAALA, [daala], daala, [
  if test "x$BUILD_EXPERIMENTAL" = "xyes"; then
    PKG_CHECK_MODULES(DAALA, daalaenc daaladec, [
            HAVE_DAALA="yes"
    ], [
            HAVE_DAALA="no"
    ])
    AC_SUBST(DAALA_CFLAGS)
    AC_SUBST(DAALA_LIBS)
  fi
])

dnl *** DTS ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DTS, true)
AG_GST_CHECK_FEATURE(DTS, [dts library], dtsdec, [
  HAVE_DTS="yes"
  AG_GST_CHECK_LIBHEADER(DTS, dca, dca_init, $LIBM, dca.h,
    DTS_LIBS="-ldca $LIBM", HAVE_DTS="no")
  if test $HAVE_DTS = "no"; then
    AG_GST_CHECK_LIBHEADER(DTS, dts_pic, dts_init, $LIBM, dts.h,
      [ DTS_LIBS="-ldts_pic $LIBM"
        AC_DEFINE(DTS_OLD, 1, [Define if an old libdts is used])
      ])
  fi
  AC_SUBST(DTS_LIBS)
])

dnl *** resindvd ***
translit(dnm, m, l) AM_CONDITIONAL(USE_RESINDVD, true)
AG_GST_CHECK_FEATURE(RESINDVD, [resindvd plugin], resindvd, [
  PKG_CHECK_MODULES(DVDNAV, dvdnav >= 4.1.2 dvdread >= 4.1.2, HAVE_RESINDVD="yes", [
    HAVE_RESINDVD="no"
  ])
])

dnl **** Free AAC Encoder (FAAC) ****
translit(dnm, m, l) AM_CONDITIONAL(USE_FAAC, true)
AG_GST_CHECK_FEATURE(FAAC, [AAC encoder plug-in], faac, [
  AG_GST_CHECK_LIBHEADER(FAAC, faac, faacEncOpen, $LIBM, faac.h,
    FAAC_LIBS="-lfaac $LIBM")
  AC_SUBST(FAAC_LIBS)
])

dnl **** Free AAC Decoder (FAAD2) ****
translit(dnm, m, l) AM_CONDITIONAL(USE_FAAD, true)
AG_GST_CHECK_FEATURE(FAAD, [FAAD2 AAC decoder plug-in], faad, [
  AG_GST_CHECK_LIBHEADER(FAAD, faad, NeAACDecOpen, $LIBM, neaacdec.h, [
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <faad.h>]], [[
      #if !defined(FAAD2_VERSION) || !defined(FAAD_FMT_DOUBLE)
      #error Not faad2
      #elif !defined(LATM)
      #error Not faad2 >= 2.7
      #endif
    ]])],[
      HAVE_FAAD="yes"
      FAAD_LIBS="-lfaad"
    ], [
      AC_MSG_WARN([Found libfaad, but version not recent enough. Need faad2 >= 2.7])
      HAVE_FAAD="no"
    ])
  ], [
      HAVE_FAAD="no"
  ])
  AC_SUBST(FAAD_LIBS)
])

dnl *** fbdev ***
translit(dnm, m, l) AM_CONDITIONAL(USE_FBDEV, true)
AG_GST_CHECK_FEATURE(FBDEV, [linux framebuffer], fbdevsink, [
  if test "x$HAVE_FBDEV" != "xyes"; then
    AC_CHECK_HEADER([linux/fb.h], HAVE_FBDEV=yes, HAVE_FBDEV=no)
  fi
])

dnl *** flite ***
translit(dnm, m, l) AM_CONDITIONAL(USE_FLITE, true)
AG_GST_CHECK_FEATURE(FLITE, [Flite plugin], flite, [
  AG_GST_CHECK_LIBHEADER(FLITE, flite, flite_init, $LIBM, flite/flite.h,
    FLITE_LIBS="-lflite -lflite_cmu_us_kal -lflite_usenglish -lflite_cmulex $LIBM")

  AC_SUBST(FLITE_CFLAGS)
  AC_SUBST(FLITE_LIBS)
])

dnl *** gsm ***
translit(dnm, m, l) AM_CONDITIONAL(USE_GSM, true)
AG_GST_CHECK_FEATURE(GSM, [GSM library], gsmenc gsmdec, [
  AG_GST_CHECK_LIBHEADER(GSM, gsm, gsm_create, , gsm.h, GSM_LIBS="-lgsm")
  if test $HAVE_GSM != "yes"; then
    AG_GST_CHECK_LIBHEADER(GSM, gsm, gsm_create, , gsm/gsm.h, GSM_LIBS="-lgsm")
    if test $HAVE_GSM = "yes"; then
      AC_DEFINE(GSM_HEADER_IN_SUBDIR, 1, [Define if GSM header in gsm/ subdir])
    fi
  fi
  AC_SUBST(GSM_LIBS)
])

dnl *** fluidSynth ***
translit(dnm, m, l) AM_CONDITIONAL(USE_FLUIDSYNTH, true)
AG_GST_CHECK_FEATURE(FLUIDSYNTH, [fluidsynth], fluidsynth, [
  PKG_CHECK_MODULES(FLUIDSYNTH, fluidsynth >= 1.0, HAVE_FLUIDSYNTH="yes", [
    HAVE_FLUIDSYNTH="no"
  ])
])

dnl *** kate ***
translit(dnm, m, l) AM_CONDITIONAL(USE_KATE, true)
AG_GST_CHECK_FEATURE(KATE, [Kate], kate, [
  PKG_CHECK_MODULES(KATE, kate >= 0.1.7, HAVE_KATE="yes", [
    HAVE_KATE="no"
  ])
  AC_SUBST(KATE_CFLAGS)
  AC_SUBST(KATE_LIBS)
  PKG_CHECK_MODULES(TIGER, tiger >= 0.3.2,
    [
      HAVE_TIGER="yes"
      AC_DEFINE(HAVE_TIGER, 1, [Define if libtiger is available])
    ],
    [
      HAVE_TIGER="no"
    ]
  )
  AM_CONDITIONAL(USE_TIGER, test "x$HAVE_TIGER" = "xyes")
  AC_SUBST(TIGER_CFLAGS)
  AC_SUBST(TIGER_LIBS)
],,,[AM_CONDITIONAL(USE_TIGER, false)])

dnl *** ladspa ***
translit(dnm, m, l) AM_CONDITIONAL(USE_LADSPA, true)
AG_GST_CHECK_FEATURE(LADSPA, [ladspa], ladspa, [
  AC_CHECK_HEADER(ladspa.h, HAVE_LADSPA="yes", HAVE_LADSPA="no")

  PKG_CHECK_MODULES(LRDF, lrdf, HAVE_LRDF=yes, HAVE_LRDF=no)
  if test $HAVE_LRDF = "yes"; then
    AC_DEFINE(HAVE_LRDF, 1, [Define if we have liblrdf])
  fi
  AC_SUBST(LRDF_LIBS)
  AC_SUBST(LRDF_CFLAGS)
])

dnl *** LV2 ***
translit(dnm, m, l) AM_CONDITIONAL(USE_LV2, true)
AG_GST_CHECK_FEATURE(LV2, [lv2], lv2, [
  PKG_CHECK_MODULES(SLV2, slv2 >= 0.6.6, HAVE_LV2="yes", HAVE_LV2="no")
  AC_SUBST(SLV2_CFLAGS)
  AC_SUBST(SLV2_LIBS)
])

dnl *** libde265 ***
translit(dnm, m, l) AM_CONDITIONAL(USE_LIBDE265, true)
AG_GST_CHECK_FEATURE(LIBDE265, [libde265 HEVC/H.265 decoder], libde265, [
  PKG_CHECK_MODULES(LIBDE265, libde265 >= 0.9, HAVE_LIBDE265="yes", HAVE_LIBDE265="no")
  AC_SUBST(LIBDE265_CFLAGS)
  AC_SUBST(LIBDE265_LIBS)
])

dnl *** libmms ***
translit(dnm, m, l) AM_CONDITIONAL(USE_LIBMMS, true)
AG_GST_CHECK_FEATURE(LIBMMS, [mms protocol library], libmms, [
  dnl check with pkg-config first
  PKG_CHECK_MODULES(LIBMMS, libmms >= 0.4, HAVE_LIBMMS="yes", [
    HAVE_LIBMMS="no"
  ])
])
AC_SUBST(LIBMMS_LIBS)


dnl *** libsrtp ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SRTP, true)
AG_GST_CHECK_FEATURE(SRTP, [srtp library], srtp, [
  PKG_CHECK_MODULES(SRTP, libsrtp, HAVE_SRTP="yes",
    AG_GST_CHECK_LIBHEADER(SRTP, srtp, srtp_init, , srtp/srtp.h, SRTP_LIBS="-lsrtp")
  )
  AC_SUBST(SRTP_LIBS)
  AC_SUBST(SRTP_CFLAGS)
])

dnl *** dtls ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DTLS, true)
AG_GST_CHECK_FEATURE(DTLS, [DTLS plugin], dtls, [
  PKG_CHECK_MODULES(DTLS, [ openssl >= 1.0.1  libcrypto ], [
    HAVE_DTLS="yes"
    AC_SUBST(DTLS_CFLAGS)
    AC_SUBST(DTLS_LIBS)
  ], [
    HAVE_DTLS="no"
  ])
])

dnl *** linsys ***
translit(dnm, m, l) AM_CONDITIONAL(USE_LINSYS, true)
AG_GST_CHECK_FEATURE(LINSYS, [Linear Systems SDI plugin], linsys, [
  case "$host" in
    *-*linux*)
      HAVE_LINSYS=yes
      ;;
    *)
      HAVE_LINSYS=no
      ;;
  esac
])

dnl *** modplug ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MODPLUG, true)
AG_GST_CHECK_FEATURE(MODPLUG, modplug, modplug, [
  if test "x$HAVE_CXX" != "xyes"; then
    AC_MSG_WARN([Not compiling modplug plugin as it requires a C++ compiler])
    HAVE_MODPLUG="no"
  else
    PKG_CHECK_MODULES(MODPLUG, libmodplug, HAVE_MODPLUG="yes", HAVE_MODPLUG="no")
  fi
  AC_SUBST(MODPLUG_CFLAGS)
  AC_SUBST(MODPLUG_LIBS)
])

dnl *** mimic ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MIMIC, true)
AG_GST_CHECK_FEATURE(MIMIC, [libmimic library], mimic, [
  MIMIC_REQUIRED=1.0
  PKG_CHECK_MODULES(MIMIC, libmimic >= $MIMIC_REQUIRED,
      HAVE_MIMIC=yes, HAVE_MIMIC=no)
  AC_SUBST(MIMIC_CFLAGS)
  AC_SUBST(MIMIC_LIBS)
])

dnl *** mjpegtools version info ***
dnl some may prefer older version (given quirks above)
dnl hm, no version info seems available within mjpegtools headers
dnl and API really moves along
echo
PKG_CHECK_EXISTS(mjpegtools >= 1.6.1.93 mjpegtools < 1.8.0, [
  mjpegtools_api=10601
], [
  PKG_CHECK_EXISTS(mjpegtools >= 1.8.0 mjpegtools < 1.9.0, [
    mjpegtools_api=10800
  ], [
    PKG_CHECK_EXISTS(mjpegtools >= 2.0.0, [
      mjpegtools_api=20000
    ], [
      PKG_CHECK_MODULES(MJPEG, mjpegtools >= 1.9.0 mjpegtools < 2.0.0, [
        dnl logging API changed in release candidates
        OLD_CFLAGS="$CFLAGS"
        OLD_LIBS="$LIBS"
        CFLAGS="$MJPEG_CFLAGS"
        LIBS="$LIBS $MJPEG_LIBS -lmjpegutils $LIBM $PTHREAD_LIBS"
        AC_CHECK_FUNC(mjpeg_loglev_t, [
          mjpegtools_api=10903
          ], [
          mjpegtools_api=10900
          ])
        CFLAGS="$OLD_CFLAGS"
        LIBS="$OLD_LIBS"
      ], [
        mjpegtools_api=0
      ])
    ])
  ])
])
AC_DEFINE_UNQUOTED(GST_MJPEGTOOLS_API, $mjpegtools_api,
  [mjpegtools API evolution])

dnl *** mpeg2enc ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MPEG2ENC, true)
AG_GST_CHECK_FEATURE(MPEG2ENC, [mpeg2enc], mpeg2enc, [
  HAVE_MPEG2ENC="no"
  dnl we require a c++ compiler for this one
  if [ test x$HAVE_CXX = xyes ]; then
    dnl libmpeg2enc was first included in mjpegtools-1.6.2-rc3 (1.6.1.92)
    dnl since many distros include mjpegtools specifically without mplex
    dnl and mpeg2enc, we check for mpeg2enc on its own, too.
    PKG_CHECK_MODULES(MPEG2ENC, mjpegtools >= 1.6.1.93, [
      dnl HACK because mpeg2enc 1.8.0 header files have a spurious 'include config.h'
      touch config.h
      dnl switch over to c++ to test things
      AC_LANG([C++])
      OLD_CPPFLAGS="$CPPFLAGS"
      dnl HACK as above
      CPPFLAGS_GOOD="$CPPFLAGS $MPEG2ENC_CFLAGS"
      CPPFLAGS="$CPPFLAGS_GOOD -I."
      dnl check headers
      mpeg2enc_headers_ok=no
      AC_CHECK_HEADER([mpeg2encoder.hh], [
        MPEG2ENC_LIBS="$MPEG2ENC_LIBS -lmpeg2encpp $LIBM $PTHREAD_LIBS"
        OLD_LIBS="$LIBS"
        LIBS="$LIBS $MPEG2ENC_LIBS"
        AC_MSG_CHECKING([for valid mpeg2enc objects])
        AC_RUN_IFELSE([AC_LANG_SOURCE([[
          #include <mpeg2encoder.hh>
          #include <mpeg2encoptions.hh>

          int
          main (int   argc,
                char *argv[])
          {
            MPEG2EncOptions *options = new MPEG2EncOptions ();
            MPEG2Encoder *encoder = new MPEG2Encoder (*options);
            return 0;
          }
        ]])],[
          AC_MSG_RESULT(yes)
          dnl so far so good, let's check more things:
          dnl mjpegtools-1.8.0 does not install the required
          dnl mpeg2syntaxcodes.h header by default, and a new release
          dnl is not in sight, so check for this oversight in case
          dnl distros or folks have fixed this themselves
          if test "$mjpegtools_api" -ge "10800"; then
            AC_CHECK_HEADER([mpeg2syntaxcodes.h], [
                mpeg2enc_headers_ok=yes
              ], [
                mpeg2enc_headers_ok=no
              ])
          else
            mpeg2enc_headers_ok=yes
          fi
          if test "x$mpeg2enc_headers_ok" = "xyes"; then
            HAVE_MPEG2ENC="yes"
          fi
          CPPFLAGS="$CPPFLAGS_GOOD"
          AC_SUBST(MPEG2ENC_CFLAGS)
          AC_SUBST(MPEG2ENC_LIBS)
        ],[
          AC_MSG_RESULT(no)
        ],[])
        LIBS="$OLD_LIBS"
      ])

      CPPFLAGS="$OLD_CPPFLAGS"
      AC_LANG([C])
    ], [
      HAVE_MPEG2ENC="no"
    ])
  fi
])

dnl *** mplex ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MPLEX, true)
AG_GST_CHECK_FEATURE(MPLEX, [mplex], mplex, [
  HAVE_MPLEX="no"
  dnl we require a c++ compiler for this one
  if [ test x$HAVE_CXX = xyes ]; then
    dnl libmplex was first included in mjpegtools-1.6.2-rc4 (1.6.1.93)
    dnl since many distros include mjpegtools specifically without mplex
    dnl and mpeg2enc, we check for mplex on its own, too.
    dnl libmplex < 1.9rc? has fuzzy ABI, valgrind and other problems
    PKG_CHECK_MODULES(MPLEX, mjpegtools >= 1.9.0, [
      dnl HACK because mplex 2.0.0 header files have a spurious 'include config.h'
      touch config.h
      dnl switch over to c++ to test things
      AC_LANG([C++])
      OLD_CPPFLAGS="$CPPFLAGS"
      dnl HACK as above
      CPPFLAGS_GOOD="$CPPFLAGS $MPLEX_CFLAGS"
      CPPFLAGS="$CPPFLAGS_GOOD -I."
      AC_CHECK_HEADER(interact.hpp, [
        MPLEX_LIBS="$MPLEX_LIBS -lmplex2 $LIBM"
        OLD_LIBS="$LIBS"
        LIBS="$LIBS $MPLEX_LIBS"
        OLD_LDFLAGS="$LDFLAGS"
        LDFLAGS="$LDFLAGS $MPLEX_LDFLAGS"
        dnl older libmplex uses off_t SegmentSize (), which leads to fuzzy ABI;
        dnl don't want this here
        AC_MSG_CHECKING([for valid mplex objects])
        AC_RUN_IFELSE([AC_LANG_SOURCE([[

#include <interact.hpp>
#include <outputstrm.hpp>
#include <multiplexor.hpp>
int
main (int   argc,
      char *argv[])
{
  class TestOutputStream : public OutputStream {
  public:
    TestOutputStream () : OutputStream () { }
    void Write (uint8_t *a, unsigned int b) { }
    void NextSegment () { }
    uint64_t SegmentSize () { }
    void Close () { }
    int Open () { }
};
  MultiplexJob *job = new MultiplexJob ();
  vector<IBitStream *> inputs;
  job->SetupInputStreams (inputs);
  TestOutputStream *out = new TestOutputStream ();
  Multiplexor *mux = new Multiplexor(*job, *out, NULL);
  return 0;
}
        ]])],[
          HAVE_MPLEX="yes"
          CPPFLAGS="$CPPFLAGS_GOOD"
          AC_SUBST(MPLEX_CFLAGS)
          AC_SUBST(MPLEX_LIBS)
          AC_SUBST(MPLEX_LDFLAGS)
          AC_MSG_RESULT(yes)
        ],[AC_MSG_RESULT(no)],[])
        LIBS="$OLD_LIBS"
        LDFLAGS="$OLD_LDFLAGS"
      ])
      CPPFLAGS="$OLD_CPPFLAGS"
      AC_LANG([C])
    ], HAVE_MPLEX="no")
  fi
])

dnl *** musepack ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MUSEPACK, true)
AG_GST_CHECK_FEATURE(MUSEPACK, [musepackdec], musepack, [
  AC_CHECK_HEADER([mpc/mpcdec.h], [
    HAVE_MUSEPACK="yes"
    MUSEPACK_LIBS="-lmpcdec"
    AC_SUBST(MUSEPACK_LIBS)
    ], [AC_CHECK_HEADER([mpcdec/mpcdec.h], [
      HAVE_MUSEPACK="yes"
      MUSEPACK_LIBS="-lmpcdec"
      AC_DEFINE(MPC_IS_OLD_API, 1, [Define if the old MusePack API is used])
      AC_SUBST(MUSEPACK_LIBS)
    ], [HAVE_MUSEPACK="no"])])
])

dnl *** nas ***
translit(dnm, m, l) AM_CONDITIONAL(USE_NAS, true)
AG_GST_CHECK_FEATURE(NAS, [nas plug-in], nassink, [
  HAVE_NAS="no"
  if test "x$HAVE_X" = "xyes"; then
    save_cppflags=$CFLAGS
    CPPFLAGS="$CPPFLAGS $X_CFLAGS"
    AG_GST_CHECK_LIBHEADER(NAS, audio, AuOpenServer, $X_LIBS, audio/audiolib.h,
      NAS_LIBS="$X_LIBS -laudio" NAS_CFLAGS="$X_CFLAGS")
    CPPFLAGS="$save_cppflags"
  fi
  AC_SUBST(NAS_CFLAGS)
  AC_SUBST(NAS_LIBS)
])

dnl *** neon ***
translit(dnm, m, l) AM_CONDITIONAL(USE_NEON, true)
AG_GST_CHECK_FEATURE(NEON, [neon http client plugins], neonhttpsrc, [
  PKG_CHECK_MODULES(NEON, neon >= 0.27.0  neon <= 0.30.99, HAVE_NEON="yes", [
    HAVE_NEON="no"
  ])
  AC_SUBST(NEON_CFLAGS)
  AC_SUBST(NEON_LIBS)
])

dnl *** ofa ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OFA, true)
AG_GST_CHECK_FEATURE(OFA, [ofa plugins], ofa, [
  PKG_CHECK_MODULES(OFA, libofa >= 0.9.3, HAVE_OFA="yes", [
    HAVE_OFA="no"
  ])
  AC_SUBST(OFA_CFLAGS)
  AC_SUBST(OFA_LIBS)
])

dnl *** OpenAL ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OPENAL, true)
AG_GST_CHECK_FEATURE(OPENAL, [OpenAL plugin], openal, [
  PKG_CHECK_MODULES(OPENAL, openal >= 1.14, HAVE_OPENAL="yes", [
    HAVE_OPENAL="no"
  ])
  AC_SUBST(OPENAL_CFLAGS)
  AC_SUBST(OPENAL_LIBS)
])

dnl *** opencv ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OPENCV, true)
AG_GST_CHECK_FEATURE(OPENCV, [opencv plugins], opencv, [
  dnl we specify a max. version too because we set CV_NO_BACKWARD_COMPATIBILITY
  dnl and don't want the build to break when a new opencv version comes out.
  dnl Need to adjust this upwards once we know that our code compiles fine with
  dnl a new version and the no-backward-compatibility define. (There doesn't
  dnl seem to be a switch to suppress the warnings the cvcompat.h header
  dnl causes.)
  PKG_CHECK_MODULES(OPENCV, opencv >= 2.3.0 opencv < 2.5.0 , [
    AC_PROG_CXX
    AC_LANG([C++])
    OLD_CPPFLAGS=$CPPFLAGS
    CPPFLAGS=$OPENCV_CFLAGS
    something_not_found=no
    AC_CHECK_HEADERS([opencv2/contrib/contrib.hpp \
                      opencv2/core/core_c.h \
                      opencv2/core/types_c.h \
                      opencv2/core/version.hpp \
                      opencv2/highgui/highgui_c.h \
                      opencv2/imgproc/imgproc.hpp \
                      opencv2/imgproc/imgproc_c.h \
                      opencv2/legacy/compat.hpp \
                      opencv2/legacy/legacy.hpp \
                      opencv2/objdetect/objdetect.hpp \
                      opencv2/video/background_segm.hpp], [], [something_not_found=yes])
    CPPFLAGS=$OLD_CPPFLAGS
    AC_LANG([C])

    if test $something_not_found = "yes"; then
      AC_MSG_RESULT([not all opencv2 headers were found])
      HAVE_OPENCV="no"
    else
      HAVE_OPENCV="yes"
    fi
  ], [
    HAVE_OPENCV="no"
  ])
  OPENCV_PREFIX="`$PKG_CONFIG --variable=prefix opencv`"
  AC_DEFINE_UNQUOTED(OPENCV_PREFIX, "$OPENCV_PREFIX", [opencv install prefix])
  AC_SUBST(OPENCV_PREFIX)
  AC_SUBST(OPENCV_CFLAGS)
  AC_SUBST(OPENCV_LIBS)
  dnl the OpenCV prefix is used at runtime for some object properties, and also
  dnl used here to detect which directory is the correct one. For the second
  dnl case, make sure the right sysroot is used, ensuring correct behavior
  dnl during cross compilation.
  if test -d "$PKG_CONFIG_SYSROOT_DIR/$OPENCV_PREFIX/share/opencv/"; then
    AC_DEFINE_UNQUOTED(OPENCV_PATH_NAME, ["opencv"], [OpenCV path name])
  else
    AC_DEFINE_UNQUOTED(OPENCV_PATH_NAME, ["OpenCV"], [OpenCV path name])
  fi
])

dnl *** OpenEXR ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OPENEXR, true)
AG_GST_CHECK_FEATURE(OPENEXR, [openexr library], openexr, [
  AG_GST_PKG_CHECK_MODULES(OPENEXR, OpenEXR)
])

dnl *** openh264 ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OPENH264, true)
AG_GST_CHECK_FEATURE(OPENH264, [openh264 library], openh264, [
  AG_GST_PKG_CHECK_MODULES(OPENH264, openh264 >= 1.3.0)
])

dnl *** OpenJPEG ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OPENJPEG, true)
AG_GST_CHECK_FEATURE(OPENJPEG, [openjpeg library], openjpeg, [
  HAVE_OPENJPEG="no"

  save_LIBS="$LIBS"
  save_CFLAGS="$CFLAGS"
  OPENJPEG_LIBS="-lopenjp2"
  LIBS="$LIBS $OPENJPEG_LIBS"
  CFLAGS="$CFLAGS $OPENJPEG_CFLAGS"
  AC_LINK_IFELSE([
    AC_LANG_PROGRAM([#include <openjpeg-2.0/openjpeg.h>],
                    [return (int) *opj_version ();])
                 ], [HAVE_OPENJPEG=yes], [HAVE_OPENJPEG=no])
  LIBS="$save_LIBS"
  CFLAGS="$save_CFLAGS"

  if test x"$HAVE_OPENJPEG" = x"no"; then
    OPENJPEG_LIBS=""
    PKG_CHECK_MODULES(OPENJPEG, libopenjpeg1,
      HAVE_OPENJPEG="yes",
      AG_GST_CHECK_LIBHEADER(OPENJPEG, openjpeg, opj_version, , openjpeg.h, OPENJPEG_LIBS="-lopenjpeg")
    )
    if test x"$HAVE_OPENJPEG" = x"yes"; then
      AC_DEFINE([HAVE_OPENJPEG_1], 1, [Define if OpenJPEG 1 is used])
    fi
  fi
  AC_SUBST(OPENJPEG_CFLAGS)
  AC_SUBST(OPENJPEG_LIBS)
])

dnl *** OpenNI2 ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OPENNI2, true)
AG_GST_CHECK_FEATURE(OPENNI2, [openni2 library], openni2, [
  PKG_CHECK_MODULES(OPENNI2, libopenni2 >= 0.26, HAVE_OPENNI2="yes", [ HAVE_OPENNI2="no" ] )
  AC_SUBST(OPENNI2_CFLAGS)
  AC_SUBST(OPENNI2_LIBS)
])

dnl *** Opus ***
translit(dnm, m, l) AM_CONDITIONAL(USE_OPUS, true)
AG_GST_CHECK_FEATURE(OPUS, [opus], opus, [
  PKG_CHECK_MODULES(OPUS, opus >= 0.9.4, [
          AC_DEFINE([HAVE_OPUS], 1, [Define if Opus >= 0.9.4 is installed])
          HAVE_OPUS="yes"
  ], [
          HAVE_OPUS="no"
  ])
  AC_SUBST(OPUS_CFLAGS)
  AC_SUBST(OPUS_LIBS)
])

dnl *** pvr ***
translit(dnm, m, l) AM_CONDITIONAL(USE_PVR, true)
AG_GST_CHECK_FEATURE(PVR, [pvrvideosink], pvr, [
  PKG_CHECK_MODULES([PVR], [libtimemmgr], HAVE_PVR=yes, HAVE_PVR=no)
  AC_SUBST(PVR_CFLAGS)
  AC_SUBST(PVR_LIBS)
])

 AC_ARG_WITH([pvr-external-headers],
              AS_HELP_STRING([--with-pvr-external-headers],[Use system installed PVR2D headers]),
              [AS_IF([test "x$with_pvr_external_headers" = "xno"],
                     [PVR_CFLAGS="$PVR_CFLAGS -I\$(srcdir)/pvr_includes"])],
              [PVR_CFLAGS="$PVR_CFLAGS -I\$(srcdir)/pvr_includes"])

dnl *** rsvg ***
translit(dnm, m, l) AM_CONDITIONAL(USE_RSVG, true)
AG_GST_CHECK_FEATURE(RSVG, [rsvg decoder], rsvg, [
  AG_GST_PKG_CHECK_MODULES(RSVG, librsvg-2.0 >= 2.36.2)
])

dnl *** gl ***
translit(dnm, m, l) AM_CONDITIONAL(USE_GL, true)
AG_GST_CHECK_FEATURE(GL, [gl elements], gl, [
  HAVE_GL="no"

  if test x"$USE_OPENGL" = x"yes" -o x"$USE_GLES2" = x"yes"; then
    HAVE_GL="yes"
  fi
])

dnl *** gtk+ ***
HAVE_GTK3_GL="no"
translit(dnm, m, l) AM_CONDITIONAL(USE_GTK3, true)
AG_GST_CHECK_FEATURE(GTK3, [Gtk+ elements], gtk, [
  PKG_CHECK_MODULES(GTK3, gtk+-3.0, [
    AC_DEFINE([HAVE_GTK3], 1, [Define if Gtk+ 3.0 is installed])
    HAVE_GTK3="yes"
  ], [
    HAVE_GTK3="no"
  ])
  PKG_CHECK_MODULES(GTK3_GL, gtk+-3.0 >= 3.15.0, [
    GDK_WINDOWING="no"
    if test "x$GST_GL_HAVE_WINDOW_X11" = "x1" -a "x$GST_GL_HAVE_PLATFORM_GLX" = "x1"; then
      PKG_CHECK_MODULES(GTK3_X11, gtk+-x11-3.0, [
        GTK3_CFLAGS="$GTK3_CFLAGS $GTK3_X11_CFLAGS"
        GTK3_LIBS="$GTK3_LIBS $GTK3_X11_LIBS"
        GDK_WINDOWING="yes"
      ], [AC_MSG_NOTICE([Could not find Gtk X11 integration])])
    fi
    if test "x$GST_GL_HAVE_WINDOW_WAYLAND" = "x1" -a "x$GST_GL_HAVE_PLATFORM_EGL" = "x1"; then
      PKG_CHECK_MODULES(GTK3_WAYLAND, gtk+-wayland-3.0, [
        GTK3_CFLAGS="$GTK3_CFLAGS $GTK3_WAYLAND_CFLAGS"
        GTK3_LIBS="$GTK3_LIBS $GTK3_WAYLAND_LIBS"
        GDK_WINDOWING="yes"
      ], [AC_MSG_NOTICE([Could not find Gtk Wayland integration])])
    fi
    if test "x$GDK_WINDOWING" = "xyes"; then
      AC_DEFINE([HAVE_GTK3_GL], 1, [Define if Gtk+ 3.0 GL is installed])
      HAVE_GTK3_GL="yes"
    fi
  ], [
      HAVE_GTK3_GL="no"
  ])
])
AM_CONDITIONAL(USE_GTK3_GL, test "x$HAVE_GTK3_GL" = "xyes")

dnl *** Qt ***
translit(dnm, m, l) AM_CONDITIONAL(USE_QT, true)
AG_GST_CHECK_FEATURE(QT, [Qt elements], qt, [
  PKG_CHECK_MODULES(QT, Qt5Core Qt5Gui Qt5Qml Qt5Quick >= 5.4.0, [
      QT_PATH=`$PKG_CONFIG --variable=exec_prefix Qt5Core`
      QT_HOST_PATH=`$PKG_CONFIG --variable=host_bins Qt5Core`
      AC_PATH_PROGS(MOC, [moc-qt5 moc], moc, ["${QT_HOST_PATH}" "${QT_PATH}/bin"])
      AC_PATH_PROGS(RCC, [rcc-qt5 rcc], rcc, ["${QT_HOST_PATH}" "${QT_PATH}/bin"])
      AC_PATH_PROGS(UIC, [uic-qt5 uic], uic, ["${QT_HOST_PATH}" "${QT_PATH}/bin"])
      if test "x$MOC" = "x" || test "x$UIC" = "x" || test "x$RCC" = "x"; then
        AC_MSG_WARN([One of the required qt build programs was not found])
        HAVE_QT="no"
      else
        HAVE_QT="yes"
        HAVE_QT_WINDOWING="no"
        if test "x$GST_GL_HAVE_WINDOW_X11" = "x1" -a "x$GST_GL_HAVE_PLATFORM_GLX" = "x1"; then
          PKG_CHECK_MODULES(QT_X11, Qt5X11Extras, [
            AC_DEFINE([HAVE_QT_X11], [], [Define if Qt X11 integration is installed])
            QT_CFLAGS="$QT_CFLAGS $QT_X11_CFLAGS"
            QT_LIBS="$QT_LIBS $QT_X11_LIBS"
            HAVE_QT_WINDOWING="yes"
          ], [AC_MSG_NOTICE([Could not find Qt X11 integration])])
        fi
        if test "x$GST_GL_HAVE_WINDOW_WAYLAND" = "x1" -a "x$GST_GL_HAVE_PLATFORM_EGL" = "x1"; then
          PKG_CHECK_MODULES(QT_WAYLAND, Qt5WaylandClient, [
            AC_DEFINE([HAVE_QT_WAYLAND], [],
                [Define if Qt Wayland integration is installed])
            QT_CFLAGS="$QT_CFLAGS $QT_WAYLAND_CFLAGS"
            QT_LIBS="$QT_LIBS $QT_WAYLAND_LIBS"
            HAVE_QT_WINDOWING="yes"
          ], [AC_MSG_NOTICE([Could not find Qt Wayland integration])])
        fi
        if test "x$GST_GL_HAVE_WINDOW_ANDROID" = "x1" -a "x$GST_GL_HAVE_PLATFORM_EGL" = "x1"; then
          PKG_CHECK_MODULES(QT_ANDROID, Qt5AndroidExtras, [
            # c++ on android requires a standard library and there are multiple
            # choices.  cerbero provides a pkg-config file the describes a choice
            # so try to use that.  Outside cerbero one has to pass these flags
            # manually for the library one is using
            PKG_CHECK_MODULES(GNUSTL, gnustl, [
              QT_CFLAGS="$QT_CFLAGS $GNUSTL_CFLAGS"
              QT_LIBS="$QT_LIBS $GNUSTL_LIBS"
              ], [
              AC_MSG_NOTICE([Could not find Standard C++ library])])

            AC_DEFINE([HAVE_QT_ANDROID], [],
                [Define if Qt Android integration is installed])
            QT_CFLAGS="$QT_CFLAGS $QT_ANDROID_CFLAGS"
            QT_LIBS="$QT_LIBS $QT_ANDROID_LIBS"
            HAVE_QT_WINDOWING="yes"
          ], [AC_MSG_NOTICE([Could not find Qt Android integration])])
        fi
        if test "x$GST_GL_HAVE_WINDOW_COCOA" = "x1" -a "x$GST_GL_HAVE_PLATFORM_CGL" = "x1"; then
          PKG_CHECK_MODULES(QT_MAC, Qt5MacExtras, [
            AC_DEFINE([HAVE_QT_MAC], [],
                [Define if Qt Mac integration is installed])
            QT_LIBDIR=`$PKG_CONFIG --variable=libdir Qt5Core`
            QT_CFLAGS="$QT_CFLAGS $QT_MAC_CFLAGS -F$QT_LIBDIR -framework QtCore -framework QtGui -framework QtQuick -framework QtQml -framework QtMacExtras"
            QT_LIBS="$QT_LIBS $QT_MAC_LIBS"
            HAVE_QT_WINDOWING="yes"
          ], [AC_MSG_NOTICE([Could not find Qt Mac integration])])
        fi
        if test "x$GST_GL_HAVE_WINDOW_EAGL" = "x1" -a "x$GST_GL_HAVE_PLATFORM_EAGL" = "x1"; then
          if test "x$HAVE_IOS" = "xyes"; then
            # iOS doesn't have its own extras package so if we have the core
            # modules we are good to go
            AC_DEFINE([HAVE_QT_IOS], [],
                [Define if Qt iOS integration is installed])
            HAVE_QT_WINDOWING="yes"
          fi
        fi
        if test "x$HAVE_QT_WINDOWING" = "xno"; then
          AC_MSG_WARN([Could not find any Qt Windowing integration])
          HAVE_QT="no"
        fi
        AC_SUBST([QT_CFLAGS])
        AC_SUBST([QT_LIBS])
      fi
  ], [
      HAVE_QT="no"
  ])
])

dnl *** Vulkan ***
translit(dnm, m, l) AM_CONDITIONAL(USE_VULKAN, true)
AG_GST_CHECK_FEATURE(VULKAN, [Vulkan elements], vulkan, [
  HAVE_VULKAN=no
  AC_CHECK_HEADER(vulkan/vulkan.h, [
    AC_CHECK_LIB(vulkan, vkCreateDevice, [
      VULKAN_LIBS="-lvulkan"
      AC_SUBST(VULKAN_LIBS)
      dnl TODO check platform support (x11, win32, wayland, android, etc)
      if test "x$HAVE_XCB" = "xyes"; then
        HAVE_VULKAN=yes
      fi
    ], [])
  ], [])
])

dnl *** libvisual ***
translit(dnm, m, l) AM_CONDITIONAL(USE_LIBVISUAL, true)
AG_GST_CHECK_FEATURE(LIBVISUAL, [libvisual visualization library], libvisual, [
  AG_GST_PKG_CHECK_MODULES(LIBVISUAL, libvisual-0.4 >= 0.4.0)
  if test x$HAVE_LIBVISUAL = xyes; then
    LIBVIS_PLUGINSDIR="`$PKG_CONFIG --variable=pluginsbasedir libvisual-0.4`"
  fi
  AC_MSG_NOTICE([libvisual pluginsdir: $LIBVIS_PLUGINSDIR])
  if test x$LIBVIS_PLUGINSDIR != x; then
    AC_DEFINE_UNQUOTED(LIBVISUAL_PLUGINSBASEDIR,
        "$LIBVIS_PLUGINSDIR",
        [directory in which the detected libvisual's plugins are located])
  fi
])

dnl *** timidity ***
translit(dnm, m, l) AM_CONDITIONAL(USE_TIMIDITY, true)
AG_GST_CHECK_FEATURE(TIMIDITY, [timidity midi soft synth plugin], timidity, [
  PKG_CHECK_MODULES(TIMIDITY, libtimidity, [
    HAVE_TIMIDITY="yes",
	AC_MSG_CHECKING([for timidity.cfg])
	timidity_cfg=""
	if test -r /etc/timidity.cfg; then
	  timidity_cfg=/etc/timidity.cfg
	elif test -r /etc/timidity/timidity.cfg; then
	  timidity_cfg=/etc/timidity/timidity.cfg
	elif test -r /usr/share/timidity/timidity.cfg; then
	  timidity_cfg=/usr/share/timidity/timidity.cfg
	elif test -r /usr/local/share/timidity/timidity.cfg; then
	  timidity_cfg=/usr/local/share/timidity/timidity.cfg
	fi
	if test "x$timidity_cfg" != "x"; then
	  AC_MSG_RESULT($timidity_cfg)
      AC_DEFINE_UNQUOTED(TIMIDITY_CFG, "$timidity_cfg", [Define location of timidity.cfg])
	else
	  AC_MSG_RESULT([not found])
	fi
  ], [
    HAVE_TIMIDITY="no"
  ])
  AC_SUBST(TIMIDITY_CFLAGS)
  AC_SUBST(TIMIDITY_LIBS)
])

dnl *** teletextdec ***
translit(dnm, m, l) AM_CONDITIONAL(USE_TELETEXTDEC, true)
AG_GST_CHECK_FEATURE(TELETEXTDEC, [Teletext decoder], teletextdec, [
  AG_GST_PKG_CHECK_MODULES(TELETEXTDEC, zvbi-0.2)
 ])

dnl *** wildmidi ***
translit(dnm, m, l) AM_CONDITIONAL(USE_WILDMIDI, true)
AG_GST_CHECK_FEATURE(WILDMIDI, [wildmidi midi soft synth plugin], wildmidi, [
  AG_GST_CHECK_LIBHEADER(WILDMIDI, WildMidi,
                         WildMidi_Init, ,
                         wildmidi_lib.h,
                         WILDMIDI_LIBS="-lWildMidi")
  AC_CHECK_LIB(WildMidi, WildMidi_LoadSamples, AC_DEFINE(HAVE_WILDMIDI_0_2_2, [1], [Have WildMidi 0.2.2 or earlier library]))

  if test "x$HAVE_WILDMIDI" = "xyes"; then
	 WILDMIDI_CFLAGS=
	 WILDMIDI_LIBS=-lWildMidi
	 AC_MSG_NOTICE(compiling gstWildMidi)
  else
	 WILDMIDI_CFLAGS=
	 WILDMIDI_LIBS=
	 AC_MSG_WARN(no WildMidi library found (libWildMidi))
  fi
  AC_SUBST(WILDMIDI_CFLAGS)
  AC_SUBST(WILDMIDI_LIBS)
])

dnl *** SDL ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SDL, true)
AG_GST_CHECK_FEATURE(SDL, [SDL plug-in], sdlvideosink sdlaudiosink, [
    AM_PATH_SDL(, HAVE_SDL=yes, HAVE_SDL=no)
])

dnl **** Smooth Streaming ****
translit(dnm, m, l) AM_CONDITIONAL(USE_SMOOTHSTREAMING, true)
AG_GST_CHECK_FEATURE(SMOOTHSTREAMING, [Smooth Streaming plug-in], smoothstreaming, [
  PKG_CHECK_MODULES(LIBXML2, libxml-2.0 >= 2.4,
    [HAVE_LIBXML2="yes"
     HAVE_SMOOTHSTREAMING="yes"],
    [HAVE_LIBXML2="no"
     HAVE_SMOOTHSTREAMING="no"])
  AC_SUBST(LIBXML2_CFLAGS)
  AC_SUBST(LIBXML2_LIBS)
])

dnl *** sndfile ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SNDFILE, true)
AG_GST_CHECK_FEATURE(SNDFILE, [sndfile plug-in], sfdec sfenc, [
  PKG_CHECK_MODULES(SNDFILE, sndfile >= 1.0.16, HAVE_SNDFILE="yes", HAVE_SNDFILE="no")
  AC_SUBST(SNDFILE_CFLAGS)
  AC_SUBST(SNDFILE_LIBS)
])

dnl *** soundtouch ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SOUNDTOUCH, true)
AG_GST_CHECK_FEATURE(SOUNDTOUCH, [soundtouch plug-in], soundtouch, [
  dnl We only need -lBPM on soundtouch < 1.4
  dnl We check for libSoundTouch since Debian used it before upstream
  dnl added a pkgconfig file.
  HAVE_SOUNDTOUCH_1_4=yes
  PKG_CHECK_MODULES(SOUNDTOUCH, soundtouch,
    [HAVE_SOUNDTOUCH=yes],
    [PKG_CHECK_MODULES(SOUNDTOUCH, soundtouch-1.4,
      [HAVE_SOUNDTOUCH=yes],
      [PKG_CHECK_MODULES(SOUNDTOUCH, soundtouch-1.0,
        [HAVE_SOUNDTOUCH=yes
          HAVE_SOUNDTOUCH_1_4=no
          SOUNDTOUCH_LIBS="$SOUNDTOUCH_LIBS -lBPM"],
        [PKG_CHECK_MODULES(SOUNDTOUCH, libSoundTouch >= 1.4,
          [HAVE_SOUNDTOUCH=yes],
          [PKG_CHECK_MODULES(SOUNDTOUCH, libSoundTouch,
            [HAVE_SOUNDTOUCH=yes
              HAVE_SOUNDTOUCH_1_4=no
              SOUNDTOUCH_LIBS="$SOUNDTOUCH_LIBS -lBPM"],
            HAVE_SOUNDTOUCH=no)])])])])
  AC_SUBST(SOUNDTOUCH_CFLAGS)
  AC_SUBST(SOUNDTOUCH_LIBS)
  if test "x$HAVE_CXX" != "xyes"; then
    USE_SOUNDTOUCH=false
    AC_MSG_NOTICE([Not building soundtouch plugin: no C++ compiler found])
  fi
  if test "x$HAVE_SOUNDTOUCH" = "xyes" -a "x$HAVE_SOUNDTOUCH_1_4" = "xyes"; then
     AC_DEFINE([HAVE_SOUNDTOUCH_1_4], [1],
         [Defined if the available libSoundTouch is >= 1.4])
  fi
])

dnl *** spc ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SPC, true)
AG_GST_CHECK_FEATURE(SPC, [spc decoder], spc, [
  AC_CHECK_HEADER(openspc.h, [
    AC_CHECK_LIB(openspc, OSPC_Init, [
      SPC_LIBS="-lopenspc"
      AC_SUBST(SPC_LIBS)
      HAVE_SPC=yes
    ], [
      HAVE_SPC=no
    ])
  ], [
    HAVE_SPC=no
  ])
])

dnl *** gme ***
translit(dnm, m, l) AM_CONDITIONAL(USE_GME, true)
AG_GST_CHECK_FEATURE(GME, [gme decoder], gme, [
  AC_CHECK_HEADER(gme/gme.h, [
    AC_CHECK_LIB(gme, gme_new_emu, [
      GME_LIBS="-lgme"
      AC_SUBST(GME_LIBS)
      HAVE_GME=yes
    ], [
      HAVE_GME=no
    ])
  ], [
    HAVE_GME=no
  ])

  if test "x$HAVE_GME" = "xyes"; then
    AC_CHECK_LIB(gme, gme_enable_accuracy, [
      AC_DEFINE(HAVE_LIBGME_ACCURACY, 1, [Define if gme 0.5.6 or newer is available])
      ])
  fi
])

dnl *** XVID ***
translit(dnm, m, l) AM_CONDITIONAL(USE_XVID, true)
AG_GST_CHECK_FEATURE(XVID, [xvid plugins], xvid, [
  HAVE_XVID=no
  AC_CHECK_HEADER(xvid.h, [
    OLD_LIBS="$LIBS"
    LIBS="$PTHREAD_LIBS $LIBM"
    AC_CHECK_LIB(xvidcore, xvid_encore, [
      AC_CHECK_LIB(xvidcore, xvid_decore, [
        AC_CHECK_LIB(xvidcore, xvid_global, [
          AC_MSG_CHECKING([for up-to-date XviD API version])
          AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <xvid.h>]], [[
              #if XVID_API_MAJOR(XVID_API) != 4
              #error "Incompatible XviD API version"
              #endif
	      #if XVID_API_MAJOR(XVID_API) == 4 && XVID_API_MINOR(XVID_API) < 3
              #error "Incompatible XviD API version"
	      #endif
          ]])],[ AC_MSG_RESULT(yes)
            XVID_LIBS="-lxvidcore $LIBM"
            AC_SUBST(XVID_LIBS)
            HAVE_XVID=yes
          ],[AC_MSG_RESULT(no) ])
        ], )
      ], )
    ], )
    LIBS="$OLD_LIBS"
  ], )
])

dnl *** dvb ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DVB, true)
AG_GST_CHECK_FEATURE(DVB, [DVB Source], dvb, [
  AC_MSG_CHECKING([Checking for up to date dvb installation])
  AC_CHECK_HEADER(linux/dvb/version.h, [
    AC_MSG_CHECKING([for up-to-date dvb API])
    AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <linux/dvb/version.h>]], [[
        #if DVB_API_VERSION < 5 || (DVB_API_VERSION == 5 && DVB_API_VERSION_MINOR <= 4)
        #error "Incompatible dvb API"
        #endif
    ]])], [ AC_MSG_RESULT(yes)
      HAVE_DVB="yes"
    ], [ AC_MSG_RESULT(no)
      HAVE_DVB="no"
    ])
  ], [HAVE_DVB="no"])
])

dnl *** wininet ***
translit(dnm, m, l) AM_CONDITIONAL(USE_WININET, true)
AG_GST_CHECK_FEATURE(WININET, [Windows internet library], wininet, [
  AC_MSG_CHECKING([Checking for windows internet support])
  AC_CHECK_HEADERS([windows.h wininet.h],
      [HAVE_WININET="yes"], [HAVE_WININET="no"],
      [AC_INCLUDES_DEFAULT
#include <windows.h>])
])

dnl *** acm ***
translit(dnm, m, l) AM_CONDITIONAL(USE_ACM, true)
AG_GST_CHECK_FEATURE(ACM, [Windows ACM library], acm, [
  AC_MSG_CHECKING([Checking for ACM support])
  AC_CHECK_HEADERS([windows.h msacm.h],
      [HAVE_ACM="yes"
       AC_SUBST(ACMENC_CFLAGS)
       AC_SUBST(ACMMP3DEC_CFLAGS)
      ], [HAVE_ACM="no"],
      [AC_INCLUDES_DEFAULT
#include <windows.h>])
])

dnl *** vdpau ***
translit(dnm, m, l) AM_CONDITIONAL(USE_VDPAU, true)
AG_GST_CHECK_FEATURE(VDPAU, [VDPAU], vdpau, [
  VDPAU_CFLAGS=
  VDPAU_LIBS=-lvdpau
  HAVE_VDPAU=no

  PKG_CHECK_MODULES(VDPAU, vdpau, [HAVE_VDPAU="yes"],
  [
    if test "$HAVE_VDPAU" = "no"; then
      saved_CPPFLAGS="$CPPFLAGS"
      AC_CHECK_HEADER([vdpau/vdpau.h], [HAVE_VDPAU_H=yes])

      if test -z "$HAVE_VDPAU_H"; then
        dnl Didn't find VDPAU header straight away.
        dnl Try /usr/include/nvidia. Need to clear caching vars first
        AC_MSG_NOTICE([VDPAU header not in standard path. Checking /usr/include/nvidia])
        unset ac_cv_header_vdpau_vdpau_h
        unset ac_cv_header_vdpau_vdpau_x11_h
        VDPAU_CFLAGS="-I/usr/include/nvidia"
        VDPAU_LIBS="-L/usr/lib/nvidia -lvdpau"
        CPPFLAGS="$VDPAU_CFLAGS $saved_CPPFLAGS"
        AC_CHECK_HEADER([vdpau/vdpau.h], [HAVE_VDPAU_H=yes])
      fi

      AC_CHECK_HEADER([vdpau/vdpau_x11.h], [HAVE_VDPAU_X11_H=yes])

      if test "x$HAVE_VDPAU_H" = "xyes" -a "x$HAVE_VDPAU_X11_H" = "xyes"; then
        dnl Found the headers - look for the lib
        AC_MSG_NOTICE([VDPAU headers found. Checking libraries])
        saved_LIBS="$LIBS"
        LIBS="$VDPAU_LIBS $saved_LIBS"
        AC_CHECK_LIB(vdpau,vdp_device_create_x11,[HAVE_VDPAU="yes"])
        LIBS="$saved_LIBS"
      fi
    fi
  ])

  if test "$HAVE_VDPAU" = "yes"; then
    AC_MSG_NOTICE([Found up to date VDPAU installation])
    AC_SUBST(VDPAU_CFLAGS)
    AC_SUBST(VDPAU_LIBS)
  fi
])

dnl *** sbc ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SBC, true)
AG_GST_CHECK_FEATURE(SBC, [SBC bluetooth audio codec], sbc, [
  AG_GST_PKG_CHECK_MODULES(SBC, [sbc >= 1.0])
])

dnl *** schroedinger ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SCHRO, true)
AG_GST_CHECK_FEATURE(SCHRO, [Schroedinger video codec], schro, [
  AG_GST_PKG_CHECK_MODULES(SCHRO, schroedinger-1.0 >= 1.0.10)
])

dnl *** zbar ***
translit(dnm, m, l) AM_CONDITIONAL(USE_ZBAR, true)
AG_GST_CHECK_FEATURE(ZBAR, [ZBar barcode detector], zbar, [
  AG_GST_PKG_CHECK_MODULES(ZBAR, zbar >= 0.9)
])

dnl *** rtmp ***
translit(dnm, m, l) AM_CONDITIONAL(USE_RTMP, true)
AG_GST_CHECK_FEATURE(RTMP, [rtmp library], rtmp, [
  AG_GST_PKG_CHECK_MODULES(RTMP, librtmp)
])

dnl *** spandsp ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SPANDSP, true)
AG_GST_CHECK_FEATURE(SPANDSP, [Spandsp], spandsp, [
  PKG_CHECK_MODULES(SPANDSP, spandsp >= 0.0.6, [
    HAVE_SPANDSP="yes" ], [
    HAVE_SPANDSP="no"
  ])
])
AC_SUBST(SPANDSP_CFLAGS)
AC_SUBST(SPANDSP_LIBS)

dnl *** sndio ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SNDIO, true)
AG_GST_CHECK_FEATURE(SNDIO, [sndio audio], sndio, [
  AC_CHECK_HEADER(sndio.h, HAVE_SNDIO="yes", HAVE_SNDIO="no")
  if test "x$HAVE_SNDIO" = "xyes"; then
    AC_CHECK_LIB(sndio, sio_open, HAVE_SNDIO="yes", HAVE_SNDIO="no")
    if test "x$HAVE_SNDIO" = "xyes"; then
      SNDIO_LIBS=-lsndio
      AC_SUBST(SNDIO_LIBS)
    fi
  fi
])

dnl *** hls-crypto ***
AC_ARG_WITH([hls-crypto],
  AS_HELP_STRING([--with-hls-crypto=auto|nettle|libgcrypt|openssl], [
    which cryptographic library version to compile against for hls (default: auto)
  ]), [
    AS_CASE([$with_hls_crypto],
      [nettle],[],
      [libgcrypt],[],
      [openssl],[],
      [with_hls_crypto=auto]
    )
  ]
)

dnl *** hls ***
translit(dnm, m, l) AM_CONDITIONAL(USE_HLS, true)
AG_GST_CHECK_FEATURE(HLS, [http live streaming plugin], hls, [
  AS_CASE([$with_hls_crypto],
    [nettle], [
      PKG_CHECK_MODULES(NETTLE, nettle, [
        AC_DEFINE(HAVE_NETTLE, 1, [Define if nettle is available])
        HAVE_HLS="yes"
      ],[AC_MSG_ERROR([Could not find nettle library])])
    ],
    [libgcrypt], [
      AM_PATH_LIBGCRYPT([1.2.0], [
        AC_DEFINE(HAVE_LIBGCRYPT, 1, [Define if libgcrypt is available])
        HAVE_HLS="yes"
      ],[AC_MSG_ERROR([Could not find libgcrypt library])])
    ],
    [openssl], [
      PKG_CHECK_MODULES(OPENSSL, openssl, [
        AC_DEFINE(HAVE_OPENSSL, 1, [Define if openssl is available])
        HAVE_HLS="yes"
      ],[AC_MSG_ERROR([Could not find openssl library])])
    ],
    [
      dnl Try to find a valid crypto library
      PKG_CHECK_MODULES(NETTLE, nettle, [
        AC_DEFINE(HAVE_NETTLE, 1, [Define if nettle is available])
        HAVE_HLS="yes"
      ],[
        AM_PATH_LIBGCRYPT([1.2.0], [
          AC_DEFINE(HAVE_LIBGCRYPT, 1, [Define if libgcrypt is available])
          HAVE_HLS="yes"
        ],[
          PKG_CHECK_MODULES(OPENSSL, openssl, [
            AC_DEFINE(HAVE_OPENSSL, 1, [Define if openssl is available])
            HAVE_HLS="yes"
          ],[
            HAVE_HLS="no"
          ])
        ])
      ])
    ]
  )
])

dnl *** x265 (H.265/HEVC encoder) ***
translit(dnm, m, l) AM_CONDITIONAL(USE_X265, true)
AG_GST_CHECK_FEATURE(X265, [x265 plug-in], x265, [
  AG_GST_PKG_CHECK_MODULES(X265, x265)
])

else

dnl not building plugins with external dependencies,
dnl but we still need to set the conditionals

AM_CONDITIONAL(USE_ASSRENDER, false)
AM_CONDITIONAL(USE_VOAMRWBENC, false)
AM_CONDITIONAL(USE_VOAACENC, false)
AM_CONDITIONAL(USE_APEXSINK, false)
AM_CONDITIONAL(USE_BS2B, false)
AM_CONDITIONAL(USE_BZ2, false)
AM_CONDITIONAL(USE_CHROMAPRINT, false)
AM_CONDITIONAL(USE_CURL, false)
AM_CONDITIONAL(USE_SSH2, false)
AM_CONDITIONAL(USE_DASH, false)
AM_CONDITIONAL(USE_DC1394, false)
AM_CONDITIONAL(USE_DECKLINK, false)
AM_CONDITIONAL(DECKLINK_OSX, false)
AM_CONDITIONAL(USE_DIRECTFB, false)
AM_CONDITIONAL(USE_WAYLAND, false)
AM_CONDITIONAL(USE_DAALA, false)
AM_CONDITIONAL(USE_DTS, false)
AM_CONDITIONAL(USE_EXIF, false)
AM_CONDITIONAL(USE_RESINDVD, false)
AM_CONDITIONAL(USE_FAAC, false)
AM_CONDITIONAL(USE_FAAD, false)
AM_CONDITIONAL(USE_FBDEV, false)
AM_CONDITIONAL(USE_FLITE, false)
AM_CONDITIONAL(USE_FLUIDSYNTH, false)
AM_CONDITIONAL(USE_GL, false)
AM_CONDITIONAL(USE_GSM, false)
AM_CONDITIONAL(USE_GTK3, false)
AM_CONDITIONAL(USE_GTK3_GL, false)
AM_CONDITIONAL(USE_HLS, false)
AM_CONDITIONAL(USE_KATE, false)
AM_CONDITIONAL(USE_TIGER, false)
AM_CONDITIONAL(USE_LADSPA, false)
AM_CONDITIONAL(USE_LV2, false)
AM_CONDITIONAL(USE_LIBDE265, false)
AM_CONDITIONAL(USE_LIBMMS, false)
AM_CONDITIONAL(USE_LINSYS, false)
AM_CONDITIONAL(USE_MODPLUG, false)
AM_CONDITIONAL(USE_MIMIC, false)
AM_CONDITIONAL(USE_MPEG2ENC, false)
AM_CONDITIONAL(USE_MPLEX, false)
AM_CONDITIONAL(USE_MUSEPACK, false)
AM_CONDITIONAL(USE_NAS, false)
AM_CONDITIONAL(USE_NEON, false)
AM_CONDITIONAL(USE_OFA, false)
AM_CONDITIONAL(USE_OPENAL, false)
AM_CONDITIONAL(USE_OPENCV, false)
AM_CONDITIONAL(USE_OPENEXR, false)
AM_CONDITIONAL(USE_OPENJPEG, false)
AM_CONDITIONAL(USE_OPENNI2, false)
AM_CONDITIONAL(USE_OPUS, false)
AM_CONDITIONAL(USE_PVR, false)
AM_CONDITIONAL(USE_QT, false)
AM_CONDITIONAL(USE_LIBVISUAL, false)
AM_CONDITIONAL(USE_TIMIDITY, false)
AM_CONDITIONAL(USE_WILDMIDI, false)
AM_CONDITIONAL(USE_SDL, false)
AM_CONDITIONAL(USE_SMOOTHSTREAMING, false)
AM_CONDITIONAL(USE_SNDFILE, false)
AM_CONDITIONAL(USE_SOUNDTOUCH, false)
AM_CONDITIONAL(USE_SPANDSP, false)
AM_CONDITIONAL(USE_SPC, false)
AM_CONDITIONAL(USE_SRTP, false)
AM_CONDITIONAL(USE_GME, false)
AM_CONDITIONAL(USE_XVID, false)
AM_CONDITIONAL(USE_DVB, false)
AM_CONDITIONAL(USE_WININET, false)
AM_CONDITIONAL(USE_ACM, false)
AM_CONDITIONAL(USE_VDPAU, false)
AM_CONDITIONAL(USE_SBC, false)
AM_CONDITIONAL(USE_SCHRO, false)
AM_CONDITIONAL(USE_ZBAR, false)
AM_CONDITIONAL(USE_RSVG, false)
AM_CONDITIONAL(USE_RTMP, false)
AM_CONDITIONAL(USE_TELETEXTDEC, false)
AM_CONDITIONAL(USE_SNDIO, false)
AM_CONDITIONAL(USE_UVCH264, false)
AM_CONDITIONAL(USE_WEBP, false)
AM_CONDITIONAL(USE_OPENH264, false)
AM_CONDITIONAL(USE_X265, false)
AM_CONDITIONAL(USE_DTLS, false)

fi dnl of EXT plugins

dnl *** finalize CFLAGS, LDFLAGS, LIBS

dnl Overview:
dnl GST_OPTION_CFLAGS:  common flags for profiling, debugging, errors, ...
dnl GST_*:              flags shared by built objects to link against GStreamer
dnl GST_ALL_LDFLAGS:    linker flags shared by all
dnl GST_LIB_LDFLAGS:    additional linker flags for all libaries
dnl GST_LT_LDFLAGS:     library versioning of our libraries
dnl GST_PLUGIN_LDFLAGS: flags to be used for all plugins

dnl GST_OPTION_CFLAGS
if test "x$USE_DEBUG" = xyes; then
   PROFILE_CFLAGS="-g"
fi
AC_SUBST(PROFILE_CFLAGS)

if test "x$PACKAGE_VERSION_NANO" = "x1"; then
  dnl Define _only_ during CVS (not pre-releases or releases)
  DEPRECATED_CFLAGS="-DGST_DISABLE_DEPRECATED"
else
  DEPRECATED_CFLAGS=""
fi
AC_SUBST(DEPRECATED_CFLAGS)

dnl every flag in GST_OPTION_CFLAGS and GST_OPTION_CXXFLAGS can be overridden
dnl at make time with e.g. make ERROR_CFLAGS=""
GST_OPTION_CFLAGS="\$(WARNING_CFLAGS) \$(ERROR_CFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)"
GST_OPTION_CXXFLAGS="\$(WARNING_CXXFLAGS) \$(ERROR_CXXFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)"
GST_OPTION_OBJCFLAGS="\$(WARNING_OBJCFLAGS) \$(ERROR_OBJCFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)"
AC_SUBST(GST_OPTION_CFLAGS)
AC_SUBST(GST_OPTION_CXXFLAGS)
AC_SUBST(GST_OPTION_OBJCFLAGS)

dnl FIXME: do we want to rename to GST_ALL_* ?
dnl prefer internal headers to already installed ones
dnl also add builddir include for enumtypes and marshal
dnl add GST_OPTION_CFLAGS, but overridable
GST_CFLAGS="$GST_CFLAGS -DGST_USE_UNSTABLE_API"
GST_CXXFLAGS="$GST_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_CXXFLAGS)"
GST_OBJCFLAGS="$GST_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_OBJCFLAGS)"
GST_CFLAGS="$GST_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_CFLAGS)"
AC_SUBST(GST_CFLAGS)
AC_SUBST(GST_CXXFLAGS)
AC_SUBST(GST_OBJCFLAGS)
AC_SUBST(GST_LIBS)
GST_PLUGINS_BAD_CXXFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs"
GST_PLUGINS_BAD_OBJCFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs"
GST_PLUGINS_BAD_CFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs"
AC_SUBST(GST_PLUGINS_BAD_CFLAGS)
AC_SUBST(GST_PLUGINS_BAD_CXXFLAGS)
AC_SUBST(GST_PLUGINS_BAD_OBJCFLAGS)

dnl LDFLAGS really should only contain flags, not libs - they get added before
dnl whatevertarget_LIBS and -L flags here affect the rest of the linking
GST_ALL_LDFLAGS="-no-undefined"
if test "x${enable_Bsymbolic}" = "xyes"; then
  GST_ALL_LDFLAGS="$GST_ALL_LDFLAGS -Wl,-Bsymbolic-functions"
fi
AC_SUBST(GST_ALL_LDFLAGS)

dnl GST_LIB_LDFLAGS
dnl linker flags shared by all libraries
dnl LDFLAGS modifier defining exported symbols from built libraries
dnl (export _gst_foo but not __gst_foo)
GST_LIB_LDFLAGS="-export-symbols-regex ^_?\(gst_\|Gst\|GST_\).*"
AC_SUBST(GST_LIB_LDFLAGS)

dnl this really should only contain flags, not libs - they get added before
dnl whatevertarget_LIBS and -L flags here affect the rest of the linking
GST_PLUGIN_LDFLAGS="-module -avoid-version -export-symbols-regex '^[_]*gst_plugin_.*' $GST_ALL_LDFLAGS"
AC_SUBST(GST_PLUGIN_LDFLAGS)

dnl *** output files ***

$MKDIR_P tests/check/orc

dnl po/Makefile.in

AC_CONFIG_FILES(
Makefile
common/Makefile
common/m4/Makefile
gst-plugins-bad.spec
gst/Makefile
gst/accurip/Makefile
gst/adpcmdec/Makefile
gst/adpcmenc/Makefile
gst/aiff/Makefile
gst/videoframe_audiolevel/Makefile
gst/asfmux/Makefile
gst/audiofxbad/Makefile
gst/audiomixer/Makefile
gst/audiovisualizers/Makefile
gst/autoconvert/Makefile
gst/bayer/Makefile
gst/camerabin2/Makefile
gst/cdxaparse/Makefile
gst/coloreffects/Makefile
gst/dataurisrc/Makefile
gst/dccp/Makefile
gst/debugutils/Makefile
gst/dvbsuboverlay/Makefile
gst/dvdspu/Makefile
gst/faceoverlay/Makefile
gst/festival/Makefile
gst/fieldanalysis/Makefile
gst/freeverb/Makefile
gst/frei0r/Makefile
gst/gaudieffects/Makefile
gst/geometrictransform/Makefile
gst/gdp/Makefile
gst/hdvparse/Makefile
gst/id3tag/Makefile
gst/inter/Makefile
gst/interlace/Makefile
gst/ivfparse/Makefile
gst/ivtc/Makefile
gst/jp2kdecimator/Makefile
gst/jpegformat/Makefile
gst/librfb/Makefile
gst/midi/Makefile
gst/mpegdemux/Makefile
gst/mpegtsdemux/Makefile
gst/mpegtsmux/Makefile
gst/mpegtsmux/tsmux/Makefile
gst/mpegpsmux/Makefile
gst/mve/Makefile
gst/mxf/Makefile
gst/netsim/Makefile
gst/nuvdemux/Makefile
gst/onvif/Makefile
gst/patchdetect/Makefile
gst/pcapparse/Makefile
gst/pnm/Makefile
gst/rawparse/Makefile
gst/removesilence/Makefile
gst/sdi/Makefile
gst/sdp/Makefile
gst/segmentclip/Makefile
gst/siren/Makefile
gst/smooth/Makefile
gst/speed/Makefile
gst/subenc/Makefile
gst/stereo/Makefile
gst/tta/Makefile
gst/videofilters/Makefile
gst/videomeasure/Makefile
gst/videoparsers/Makefile
gst/videosignal/Makefile
gst/vmnc/Makefile
gst/y4m/Makefile
gst/yadif/Makefile
gst/compositor/Makefile
gst-libs/Makefile
gst-libs/gst/Makefile
gst-libs/gst/adaptivedemux/Makefile
gst-libs/gst/basecamerabinsrc/Makefile
gst-libs/gst/gl/Makefile
gst-libs/gst/gl/android/Makefile
gst-libs/gst/gl/cocoa/Makefile
gst-libs/gst/gl/dispmanx/Makefile
gst-libs/gst/gl/glprototypes/Makefile
gst-libs/gst/gl/eagl/Makefile
gst-libs/gst/gl/egl/Makefile
gst-libs/gst/gl/wayland/Makefile
gst-libs/gst/gl/win32/Makefile
gst-libs/gst/gl/x11/Makefile
gst-libs/gst/insertbin/Makefile
gst-libs/gst/interfaces/Makefile
gst-libs/gst/codecparsers/Makefile
gst-libs/gst/mpegts/Makefile
gst-libs/gst/uridownloader/Makefile
gst-libs/gst/wayland/Makefile
gst-libs/gst/base/Makefile
gst-libs/gst/player/Makefile
gst-libs/gst/video/Makefile
gst-libs/gst/audio/Makefile
sys/Makefile
sys/dshowdecwrapper/Makefile
sys/acmenc/Makefile
sys/acmmp3dec/Makefile
sys/androidmedia/Makefile
sys/applemedia/Makefile
sys/applemedia-nonpublic/Makefile
sys/avc/Makefile
sys/bluez/Makefile
sys/d3dvideosink/Makefile
sys/decklink/Makefile
sys/directsound/Makefile
sys/dshowsrcwrapper/Makefile
sys/dshowvideosink/Makefile
sys/dvb/Makefile
sys/fbdev/Makefile
sys/linsys/Makefile
sys/nvenc/Makefile
sys/opensles/Makefile
sys/shm/Makefile
sys/tinyalsa/Makefile
sys/uvch264/Makefile
sys/vcd/Makefile
sys/vdpau/Makefile
sys/pvr2d/Makefile
sys/wasapi/Makefile
sys/wininet/Makefile
sys/winks/Makefile
sys/winscreencap/Makefile
tests/Makefile
tests/check/Makefile
tests/files/Makefile
tests/examples/Makefile
tests/examples/avsamplesink/Makefile
tests/examples/camerabin2/Makefile
tests/examples/codecparsers/Makefile
tests/examples/directfb/Makefile
tests/examples/gl/Makefile
tests/examples/gl/cocoa/Makefile
tests/examples/gl/clutter/Makefile
tests/examples/gl/generic/Makefile
tests/examples/gl/generic/cube/Makefile
tests/examples/gl/generic/cubeyuv/Makefile
tests/examples/gl/generic/doublecube/Makefile
tests/examples/gl/generic/recordgraphic/Makefile
tests/examples/gl/gtk/Makefile
tests/examples/gl/gtk/gtkvideooverlay/Makefile
tests/examples/gl/gtk/3dvideo/Makefile
tests/examples/gl/gtk/filternovideooverlay/Makefile
tests/examples/gl/gtk/filtervideooverlay/Makefile
tests/examples/gl/gtk/fxtest/Makefile
tests/examples/gl/gtk/switchvideooverlay/Makefile
tests/examples/gl/qt/Makefile
tests/examples/gl/sdl/Makefile
tests/examples/gtk/Makefile
tests/examples/mpegts/Makefile
tests/examples/mxf/Makefile
tests/examples/opencv/Makefile
tests/examples/uvch264/Makefile
tests/examples/waylandsink/Makefile
tests/icles/Makefile
ext/voamrwbenc/Makefile
ext/voaacenc/Makefile
ext/assrender/Makefile
ext/apexsink/Makefile
ext/bs2b/Makefile
ext/bz2/Makefile
ext/chromaprint/Makefile
ext/curl/Makefile
ext/dash/Makefile
ext/dc1394/Makefile
ext/directfb/Makefile
ext/wayland/Makefile
ext/daala/Makefile
ext/dts/Makefile
ext/gl/Makefile
ext/gtk/Makefile
ext/faac/Makefile
ext/faad/Makefile
ext/flite/Makefile
ext/fluidsynth/Makefile
ext/gsm/Makefile
ext/hls/Makefile
ext/kate/Makefile
ext/ladspa/Makefile
ext/lv2/Makefile
ext/libde265/Makefile
ext/libmms/Makefile
ext/libvisual/Makefile
ext/Makefile
ext/modplug/Makefile
ext/mpeg2enc/Makefile
ext/mimic/Makefile
ext/mplex/Makefile
ext/musepack/Makefile
ext/nas/Makefile
ext/neon/Makefile
ext/ofa/Makefile
ext/openal/Makefile
ext/opencv/Makefile
ext/openexr/Makefile
ext/openh264/Makefile
ext/openjpeg/Makefile
ext/openni2/Makefile
ext/opus/Makefile
ext/qt/Makefile
ext/rsvg/Makefile
ext/resindvd/Makefile
ext/rtmp/Makefile
ext/sbc/Makefile
ext/schroedinger/Makefile
ext/sdl/Makefile
ext/smoothstreaming/Makefile
ext/sndfile/Makefile
ext/soundtouch/Makefile
ext/spandsp/Makefile
ext/sndio/Makefile
ext/srtp/Makefile
ext/teletextdec/Makefile
ext/gme/Makefile
ext/spc/Makefile
ext/timidity/Makefile
ext/vulkan/Makefile
ext/vulkan/xcb/Makefile
ext/webp/Makefile
ext/x265/Makefile
ext/xvid/Makefile
ext/zbar/Makefile
ext/dtls/Makefile
po/Makefile.in
docs/Makefile
docs/plugins/Makefile
docs/libs/Makefile
docs/version.entities
pkgconfig/Makefile
pkgconfig/gstreamer-plugins-bad.pc
pkgconfig/gstreamer-plugins-bad-uninstalled.pc
pkgconfig/gstreamer-codecparsers.pc
pkgconfig/gstreamer-codecparsers-uninstalled.pc
pkgconfig/gstreamer-insertbin.pc
pkgconfig/gstreamer-insertbin-uninstalled.pc
pkgconfig/gstreamer-gl.pc
pkgconfig/gstreamer-gl-uninstalled.pc
pkgconfig/gstreamer-mpegts.pc
pkgconfig/gstreamer-mpegts-uninstalled.pc
pkgconfig/gstreamer-player.pc
pkgconfig/gstreamer-player-uninstalled.pc
pkgconfig/gstreamer-wayland.pc
pkgconfig/gstreamer-wayland-uninstalled.pc
pkgconfig/gstreamer-bad-base.pc
pkgconfig/gstreamer-bad-base-uninstalled.pc
pkgconfig/gstreamer-bad-video.pc
pkgconfig/gstreamer-bad-video-uninstalled.pc
pkgconfig/gstreamer-bad-audio.pc
pkgconfig/gstreamer-bad-audio-uninstalled.pc
tools/Makefile
m4/Makefile
)

dnl Create the config.h file for Visual Studio builds
dnl Beware of spaces and /'s in some of the shell variable contents.
sed \
    -e 's/.*config.h.in.*autoheader.*/\/* Autogenerated config.h created for win32 Visual Studio builds *\/\n\n\/* PREFIX -- specifically added for Windows for easier moving *\/\n#define PREFIX "C:\\\\gstreamer"/' \
    -e 's/.* GETTEXT_PACKAGE$/#define GETTEXT_PACKAGE "'$GETTEXT_PACKAGE'"/' \
    -e 's/.* GST_DATADIR$/#define GST_DATADIR PREFIX "\\\\share"/' \
    -e 's/.* GST_LEVEL_DEFAULT$/#define GST_LEVEL_DEFAULT GST_LEVEL_ERROR/' \
    -e 's/.* GST_LICENSE$/#define GST_LICENSE "'$GST_LICENSE'"/' \
    -e 's/.* GST_API_VERSION$/#define GST_API_VERSION "'$GST_API_VERSION'"/' \
    -e "s,.* GST_PACKAGE_NAME$,#define GST_PACKAGE_NAME \"${GST_PACKAGE_NAME}\"," \
    -e 's/.* GST_PACKAGE_ORIGIN$/#define GST_PACKAGE_ORIGIN "Unknown package origin"/' \
    -e "s,.* GST_PACKAGE_RELEASE_DATETIME$,#define GST_PACKAGE_RELEASE_DATETIME \"${GST_PACKAGE_RELEASE_DATETIME}\"," \
    -e 's/.* HAVE_CPU_I386$/#define HAVE_CPU_I386 1/' \
    -e 's/.* HAVE_STDLIB_H$/#define HAVE_STDLIB_H 1/' \
    -e 's/.* HAVE_STRING_H$/#define HAVE_STRING_H 1/' \
    -e 's/.* HAVE_SYS_STAT_H$/#define HAVE_SYS_STAT_H 1/' \
    -e 's/.* HAVE_SYS_TYPES_H$/#define HAVE_SYS_TYPES_H 1/' \
    -e 's/.* HAVE_WIN32$/#define HAVE_WIN32 1/' \
    -e 's/.* HOST_CPU$/#define HOST_CPU "i686"/' \
    -e 's/.* LIBDIR$/#ifdef _DEBUG\n#  define LIBDIR PREFIX "\\\\debug\\\\lib"\n#else\n#  define LIBDIR PREFIX "\\\\lib"\n#endif/' \
    -e 's/.* LOCALEDIR$/#define LOCALEDIR PREFIX "\\\\share\\\\locale"/' \
    -e "s/.* PACKAGE$/#define PACKAGE \"$PACKAGE\"/" \
    -e 's/.* PACKAGE_BUGREPORT$/#define PACKAGE_BUGREPORT "http:\/\/bugzilla.gnome.org\/enter_bug.cgi?product=GStreamer"/' \
    -e "s/.* PACKAGE_NAME$/#define PACKAGE_NAME \"$PACKAGE_NAME\"/" \
    -e "s/.* PACKAGE_STRING$/#define PACKAGE_STRING \"$PACKAGE_STRING\"/" \
    -e 's/.* PACKAGE_TARNAME$/#define PACKAGE_TARNAME "'$PACKAGE_TARNAME'"/' \
    -e 's/.* PACKAGE_VERSION$/#define PACKAGE_VERSION "'$PACKAGE_VERSION'"/' \
    -e 's/.* PLUGINDIR$/#ifdef _DEBUG\n#  define PLUGINDIR PREFIX "\\\\debug\\\\lib\\\\gstreamer-0.11"\n#else\n#  define PLUGINDIR PREFIX "\\\\lib\\\\gstreamer-0.11"\n#endif/' \
    -e 's/.* VERSION$/#define VERSION "'$VERSION'"/' \
    -e "s/.* DEFAULT_AUDIOSINK$/#define DEFAULT_AUDIOSINK \"directsoundsink\"/" \
    -e "s/.* DEFAULT_AUDIOSRC$/#define DEFAULT_AUDIOSRC \"audiotestsrc\"/" \
    -e "s/.* DEFAULT_VIDEOSRC$/#define DEFAULT_VIDEOSRC \"videotestsrc\"/" \
    -e "s/.* DEFAULT_VISUALIZER$/#define DEFAULT_VISUALIZER \"goom\"/" \
    -e 's/.* HAVE_WINDOWS_H$/#define HAVE_WINDOWS_H 1/' \
    -e 's/.* HAVE_WININET_H$/#define HAVE_WININET_H 1/' \
    -e 's/.* HAVE_WINSOCK2_H$/#define HAVE_WINSOCK2_H 1/' \
    -e 's/.* HAVE_WS2TCPIP_H$/#define HAVE_WS2TCPIP_H 1/' \
    config.h.in >win32/common/config.h-new

AC_OUTPUT

AG_GST_OUTPUT_PLUGINS
ORC_OUTPUT