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Diffstat (limited to 'src/lib/eet_image.c')
-rw-r--r--src/lib/eet_image.c1881
1 files changed, 0 insertions, 1881 deletions
diff --git a/src/lib/eet_image.c b/src/lib/eet_image.c
deleted file mode 100644
index 7116a3c..0000000
--- a/src/lib/eet_image.c
+++ /dev/null
@@ -1,1881 +0,0 @@
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif /* ifdef HAVE_CONFIG_H */
-
-#ifdef HAVE_ALLOCA_H
-# include <alloca.h>
-#elif defined __GNUC__
-# define alloca __builtin_alloca
-#elif defined _AIX
-# define alloca __alloca
-#elif defined _MSC_VER
-# include <malloc.h>
-# define alloca _alloca
-#else /* ifdef HAVE_ALLOCA_H */
-# include <stddef.h>
-# ifdef __cplusplus
-extern "C"
-# endif /* ifdef __cplusplus */
-void *alloca(size_t);
-#endif /* ifdef HAVE_ALLOCA_H */
-
-#ifdef HAVE_NETINET_IN_H
-# ifdef __OpenBSD__
-# include <sys/types.h>
-# endif /* ifdef __OpenBSD__ */
-# include <netinet/in.h>
-#endif /* ifdef HAVE_NETINET_IN_H */
-
-#ifdef _WIN32
-# include <winsock2.h>
-# define HAVE_BOOLEAN
-#endif /* ifdef _WIN32 */
-
-#include <stdio.h>
-#include <string.h>
-#include <setjmp.h>
-#include <zlib.h>
-#include <jpeglib.h>
-
-#include "Eet.h"
-#include "Eet_private.h"
-
-#include "lz4.h"
-#include "lz4hc.h"
-
-/*---*/
-
-typedef struct _JPEG_error_mgr *emptr;
-
-/*---*/
-
-struct _JPEG_error_mgr
-{
- struct jpeg_error_mgr pub;
- jmp_buf setjmp_buffer;
-};
-
-struct jpeg_membuf_src
-{
- struct jpeg_source_mgr pub;
-
- const unsigned char *buf;
- size_t len;
- struct jpeg_membuf_src *self;
-};
-
-static void
-_eet_jpeg_membuf_src_init(j_decompress_ptr cinfo)
-{
- /* FIXME: Use attribute unused */
- (void)cinfo;
-}
-
-static boolean
-_eet_jpeg_membuf_src_fill(j_decompress_ptr cinfo)
-{
- static const JOCTET jpeg_eoi[2] = { 0xFF, JPEG_EOI };
- struct jpeg_membuf_src *src = (struct jpeg_membuf_src *)cinfo->src;
-
- src->pub.bytes_in_buffer = sizeof(jpeg_eoi);
- src->pub.next_input_byte = jpeg_eoi;
-
- return TRUE;
-}
-
-static void
-_eet_jpeg_membuf_src_skip(j_decompress_ptr cinfo,
- long num_bytes)
-{
- struct jpeg_membuf_src *src = (struct jpeg_membuf_src *)cinfo->src;
-
- src->pub.bytes_in_buffer -= num_bytes;
- src->pub.next_input_byte += num_bytes;
-}
-
-static void
-_eet_jpeg_membuf_src_term(j_decompress_ptr cinfo)
-{
- struct jpeg_membuf_src *src = ((struct jpeg_membuf_src *)cinfo->src)->self;
-
- free(src);
- cinfo->src = NULL;
-}
-
-static int
-eet_jpeg_membuf_src(j_decompress_ptr cinfo,
- const void *buf,
- size_t len)
-{
- struct jpeg_membuf_src *src;
-
- src = calloc(1, sizeof(*src));
- if (!src)
- return -1;
-
- src->self = src;
-
- cinfo->src = &src->pub;
- src->buf = buf;
- src->len = len;
- src->pub.init_source = _eet_jpeg_membuf_src_init;
- src->pub.fill_input_buffer = _eet_jpeg_membuf_src_fill;
- src->pub.skip_input_data = _eet_jpeg_membuf_src_skip;
- src->pub.resync_to_restart = jpeg_resync_to_restart;
- src->pub.term_source = _eet_jpeg_membuf_src_term;
- src->pub.bytes_in_buffer = src->len;
- src->pub.next_input_byte = src->buf;
-
- return 0;
-}
-
-struct jpeg_membuf_dst
-{
- struct jpeg_destination_mgr pub;
-
- void **dst_buf;
- size_t *dst_len;
-
- unsigned char *buf;
- size_t len;
- int failed;
- struct jpeg_membuf_dst *self;
-};
-
-static void
-_eet_jpeg_membuf_dst_init(j_compress_ptr cinfo)
-{
- /* FIXME: Use eina attribute */
- (void)cinfo;
-}
-
-static boolean
-_eet_jpeg_membuf_dst_flush(j_compress_ptr cinfo)
-{
- struct jpeg_membuf_dst *dst = (struct jpeg_membuf_dst *)cinfo->dest;
- unsigned char *buf;
-
- if (dst->len >= 0x40000000 ||
- !(buf = realloc(dst->buf, dst->len * 2)))
- {
- dst->failed = 1;
- dst->pub.next_output_byte = dst->buf;
- dst->pub.free_in_buffer = dst->len;
- return TRUE;
- }
-
- dst->pub.next_output_byte =
- buf + ((unsigned char *)dst->pub.next_output_byte - dst->buf);
- dst->buf = buf;
- dst->pub.free_in_buffer += dst->len;
- dst->len *= 2;
-
- return FALSE;
-}
-
-static void
-_eet_jpeg_membuf_dst_term(j_compress_ptr cinfo)
-{
- struct jpeg_membuf_dst *dst = ((struct jpeg_membuf_dst *)cinfo->dest)->self;
-
- if (dst->failed)
- {
- *dst->dst_buf = NULL;
- *dst->dst_len = 0;
- free(dst->buf);
- }
- else
- {
- *dst->dst_buf = dst->buf;
- *dst->dst_len = (unsigned char *)dst->pub.next_output_byte - dst->buf;
- }
-
- free(dst);
- cinfo->dest = NULL;
-}
-
-static int
-eet_jpeg_membuf_dst(j_compress_ptr cinfo,
- void **buf,
- size_t *len)
-{
- struct jpeg_membuf_dst *dst;
-
- dst = calloc(1, sizeof(*dst));
- if (!dst)
- return -1;
-
- dst->buf = malloc(32768);
- if (!dst->buf)
- {
- free(dst);
- return -1;
- }
-
- dst->self = dst;
- dst->len = 32768;
-
- cinfo->dest = &dst->pub;
- dst->pub.init_destination = _eet_jpeg_membuf_dst_init;
- dst->pub.empty_output_buffer = _eet_jpeg_membuf_dst_flush;
- dst->pub.term_destination = _eet_jpeg_membuf_dst_term;
- dst->pub.free_in_buffer = dst->len;
- dst->pub.next_output_byte = dst->buf;
- dst->dst_buf = buf;
- dst->dst_len = len;
- dst->failed = 0;
-
- return 0;
-}
-
-/*---*/
-
-static void _JPEGFatalErrorHandler(j_common_ptr cinfo);
-static void _JPEGErrorHandler(j_common_ptr cinfo);
-static void _JPEGErrorHandler2(j_common_ptr cinfo,
- int msg_level);
-
-static int
-eet_data_image_jpeg_header_decode(const void *data,
- int size,
- unsigned int *w,
- unsigned int *h);
-static int
-eet_data_image_jpeg_rgb_decode(const void *data,
- int size,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride);
-static int
-eet_data_image_jpeg_alpha_decode(const void *data,
- int size,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride);
-static void *
-eet_data_image_lossless_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha);
-static void *
-eet_data_image_lossless_compressed_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int compression);
-static void *
-eet_data_image_jpeg_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int quality);
-static void *
-eet_data_image_jpeg_alpha_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int quality);
-
-/*---*/
-
-static int _eet_image_words_bigendian = -1;
-
-/*---*/
-
-#define SWAP64(x) (x) = \
- ((((unsigned long long)(x) & 0x00000000000000ffULL) << 56) | \
- (((unsigned long long)(x) & 0x000000000000ff00ULL) << 40) | \
- (((unsigned long long)(x) & 0x0000000000ff0000ULL) << 24) | \
- (((unsigned long long)(x) & 0x00000000ff000000ULL) << 8) | \
- (((unsigned long long)(x) & 0x000000ff00000000ULL) >> 8) | \
- (((unsigned long long)(x) & 0x0000ff0000000000ULL) >> 24) | \
- (((unsigned long long)(x) & 0x00ff000000000000ULL) >> 40) | \
- (((unsigned long long)(x) & 0xff00000000000000ULL) >> 56))
-#define SWAP32(x) (x) = \
- ((((int)(x) & 0x000000ff) << 24) | \
- (((int)(x) & 0x0000ff00) << 8) | \
- (((int)(x) & 0x00ff0000) >> 8) | \
- (((int)(x) & 0xff000000) >> 24))
-#define SWAP16(x) (x) = \
- ((((short)(x) & 0x00ff) << 8) | \
- (((short)(x) & 0xff00) >> 8))
-
-#ifdef CONV8
-# undef CONV8
-#endif /* ifdef CONV8 */
-#ifdef CONV16
-# undef CONV16
-#endif /* ifdef CONV16 */
-#ifdef CONV32
-# undef CONV32
-#endif /* ifdef CONV32 */
-#ifdef CONV64
-# undef CONV64
-#endif /* ifdef CONV64 */
-
-#define CONV8(x)
-#define CONV16(x) {if (_eet_image_words_bigendian) {SWAP16(x); }}
-#define CONV32(x) {if (_eet_image_words_bigendian) {SWAP32(x); }}
-#define CONV64(x) {if (_eet_image_words_bigendian) {SWAP64(x); }}
-
-/*---*/
-
-static void
-_JPEGFatalErrorHandler(j_common_ptr cinfo)
-{
- emptr errmgr;
-
- errmgr = (emptr)cinfo->err;
- /* cinfo->err->output_message(cinfo);*/
- longjmp(errmgr->setjmp_buffer, 1);
- return;
-}
-
-static void
-_JPEGErrorHandler(j_common_ptr cinfo __UNUSED__)
-{
- /* emptr errmgr; */
-
- /* errmgr = (emptr) cinfo->err; */
- /* cinfo->err->output_message(cinfo);*/
- /* longjmp(errmgr->setjmp_buffer, 1);*/
- return;
-}
-
-static void
-_JPEGErrorHandler2(j_common_ptr cinfo __UNUSED__,
- int msg_level __UNUSED__)
-{
- /* emptr errmgr; */
-
- /* errmgr = (emptr) cinfo->err; */
- /* cinfo->err->output_message(cinfo);*/
- /* longjmp(errmgr->setjmp_buffer, 1);*/
- return;
-}
-
-static int
-eet_data_image_jpeg_header_decode(const void *data,
- int size,
- unsigned int *w,
- unsigned int *h)
-{
- struct jpeg_decompress_struct cinfo;
- struct _JPEG_error_mgr jerr;
-
- memset(&cinfo, 0, sizeof (struct jpeg_decompress_struct));
-
- cinfo.err = jpeg_std_error(&(jerr.pub));
- jerr.pub.error_exit = _JPEGFatalErrorHandler;
- jerr.pub.emit_message = _JPEGErrorHandler2;
- jerr.pub.output_message = _JPEGErrorHandler;
- if (setjmp(jerr.setjmp_buffer))
- return 0;
-
- jpeg_create_decompress(&cinfo);
-
- if (eet_jpeg_membuf_src(&cinfo, data, (size_t)size))
- {
- jpeg_destroy_decompress(&cinfo);
- return 0;
- }
-
- jpeg_read_header(&cinfo, TRUE);
- cinfo.do_fancy_upsampling = FALSE;
- cinfo.do_block_smoothing = FALSE;
- jpeg_start_decompress(&cinfo);
-
- /* head decoding */
- *w = cinfo.output_width;
- *h = cinfo.output_height;
-
- free(cinfo.src);
- cinfo.src = NULL;
-
- jpeg_destroy_decompress(&cinfo);
-
- if ((*w < 1) || (*h < 1) || (*w > 8192) || (*h > 8192))
- return 0;
-
- return 1;
-}
-
-static int
-eet_data_image_jpeg_rgb_decode(const void *data,
- int size,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride)
-{
- struct jpeg_decompress_struct cinfo;
- struct _JPEG_error_mgr jerr;
- unsigned char *ptr, *line[16], *tdata = NULL;
- unsigned int *ptr2, *tmp;
- unsigned int iw, ih;
- unsigned int x, y, l, scans;
- unsigned int i;
-
- /* FIXME: handle src_x, src_y and row_stride correctly */
- if (!d)
- return 0;
-
- memset(&cinfo, 0, sizeof (struct jpeg_decompress_struct));
-
- cinfo.err = jpeg_std_error(&(jerr.pub));
- jerr.pub.error_exit = _JPEGFatalErrorHandler;
- jerr.pub.emit_message = _JPEGErrorHandler2;
- jerr.pub.output_message = _JPEGErrorHandler;
- if (setjmp(jerr.setjmp_buffer))
- return 0;
-
- jpeg_create_decompress(&cinfo);
-
- if (eet_jpeg_membuf_src(&cinfo, data, (size_t)size))
- {
- jpeg_destroy_decompress(&cinfo);
- return 0;
- }
-
- jpeg_read_header(&cinfo, TRUE);
- cinfo.dct_method = JDCT_ISLOW; // JDCT_FLOAT JDCT_IFAST(quality loss)
- cinfo.do_fancy_upsampling = FALSE;
- cinfo.do_block_smoothing = FALSE;
- jpeg_start_decompress(&cinfo);
-
- /* head decoding */
- iw = cinfo.output_width;
- ih = cinfo.output_height;
- if ((iw != w) || (ih != h))
- {
- free(cinfo.src);
- cinfo.src = NULL;
-
- jpeg_destroy_decompress(&cinfo);
- return 0;
- }
-
- /* end head decoding */
- /* data decoding */
- if (cinfo.rec_outbuf_height > 16)
- {
- free(cinfo.src);
- cinfo.src = NULL;
-
- jpeg_destroy_decompress(&cinfo);
- return 0;
- }
-
- tdata = alloca((iw) * 16 * 3);
- ptr2 = d;
-
- if (cinfo.output_components == 3)
- {
- for (i = 0; i < (unsigned int)cinfo.rec_outbuf_height; i++)
- line[i] = tdata + (i * (iw) * 3);
- for (l = 0; l < ih; l += cinfo.rec_outbuf_height)
- {
- jpeg_read_scanlines(&cinfo, line, cinfo.rec_outbuf_height);
- scans = cinfo.rec_outbuf_height;
- if ((ih - l) < scans)
- scans = ih - l;
-
- ptr = tdata;
-
- if (l + scans >= src_y && l < src_y + h)
- {
- y = src_y - l;
- if (src_y < l)
- y = 0;
-
- for (ptr += 3 * iw * y; y < scans && (y + l) < (src_y + h);
- y++)
- {
- tmp = ptr2;
- ptr += 3 * src_x;
- for (x = 0; x < w; x++)
- {
- *ptr2 =
- (0xff000000) |
- ((ptr[0]) << 16) | ((ptr[1]) << 8) | (ptr[2]);
- ptr += 3;
- ptr2++;
- }
- ptr += 3 * (iw - w);
- ptr2 = tmp + row_stride / 4;
- }
- }
- }
- }
- else if (cinfo.output_components == 1)
- {
- for (i = 0; i < (unsigned int)cinfo.rec_outbuf_height; i++)
- line[i] = tdata + (i * (iw));
- for (l = 0; l < (ih); l += cinfo.rec_outbuf_height)
- {
- jpeg_read_scanlines(&cinfo, line, cinfo.rec_outbuf_height);
- scans = cinfo.rec_outbuf_height;
- if (((ih) - l) < scans)
- scans = (ih) - l;
-
- ptr = tdata;
-
- if (l >= src_y && l < src_y + h)
- {
- y = src_y - l;
- if (src_y < l)
- y = 0;
-
- for (ptr += iw * y; y < scans && (y + l) < (src_y + h); y++)
- {
- tmp = ptr2;
- ptr += src_x;
- for (x = 0; x < w; x++)
- {
- *ptr2 =
- (0xff000000) |
- ((ptr[0]) << 16) | ((ptr[0]) << 8) | (ptr[0]);
- ptr++;
- ptr2++;
- }
- ptr += iw - w;
- ptr2 = tmp + row_stride / 4;
- }
- }
- }
- }
-
- /* end data decoding */
- jpeg_finish_decompress(&cinfo);
- jpeg_destroy_decompress(&cinfo);
- return 1;
-}
-
-static int
-eet_data_image_jpeg_alpha_decode(const void *data,
- int size,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride)
-{
- struct jpeg_decompress_struct cinfo;
- struct _JPEG_error_mgr jerr;
- unsigned char *ptr, *line[16], *tdata = NULL;
- unsigned int *ptr2, *tmp;
- unsigned int x, y, l, scans;
- unsigned int i, iw;
-
- /* FIXME: handle src_x, src_y and row_stride correctly */
- if (!d)
- return 0;
-
- memset(&cinfo, 0, sizeof (struct jpeg_decompress_struct));
-
- cinfo.err = jpeg_std_error(&(jerr.pub));
- jerr.pub.error_exit = _JPEGFatalErrorHandler;
- jerr.pub.emit_message = _JPEGErrorHandler2;
- jerr.pub.output_message = _JPEGErrorHandler;
- if (setjmp(jerr.setjmp_buffer))
- return 0;
-
- jpeg_create_decompress(&cinfo);
-
- if (eet_jpeg_membuf_src(&cinfo, data, (size_t)size))
- {
- jpeg_destroy_decompress(&cinfo);
- return 0;
- }
-
- jpeg_read_header(&cinfo, TRUE);
- cinfo.dct_method = JDCT_ISLOW; // JDCT_FLOAT JDCT_IFAST(quality loss)
- cinfo.do_fancy_upsampling = FALSE;
- cinfo.do_block_smoothing = FALSE;
- jpeg_start_decompress(&cinfo);
-
- /* head decoding */
- iw = cinfo.output_width;
- if (w != cinfo.output_width
- || h != cinfo.output_height)
- {
- free(cinfo.src);
- cinfo.src = NULL;
-
- jpeg_destroy_decompress(&cinfo);
- return 0;
- }
-
- /* end head decoding */
- /* data decoding */
- if (cinfo.rec_outbuf_height > 16)
- {
- free(cinfo.src);
- cinfo.src = NULL;
-
- jpeg_destroy_decompress(&cinfo);
- return 0;
- }
-
- tdata = alloca(w * 16 * 3);
- ptr2 = d;
-
- if (cinfo.output_components == 1)
- {
- for (i = 0; i < (unsigned int)cinfo.rec_outbuf_height; i++)
- line[i] = tdata + (i * w);
- for (l = 0; l < h; l += cinfo.rec_outbuf_height)
- {
- jpeg_read_scanlines(&cinfo, line, cinfo.rec_outbuf_height);
- scans = cinfo.rec_outbuf_height;
- if ((h - l) < scans)
- scans = h - l;
-
- ptr = tdata;
-
- if (l >= src_y && l < src_y + h)
- {
- y = src_y - l;
- if (src_y < l)
- y = 0;
-
- for (ptr += iw * y; y < scans && (y + l) < (src_y + h); y++)
- {
- tmp = ptr2;
- ptr += src_x;
- for (x = 0; x < w; x++)
- {
- *ptr2 =
- ((*ptr2) & 0x00ffffff) |
- ((ptr[0]) << 24);
- ptr++;
- ptr2++;
- }
- ptr += iw - w;
- ptr2 = tmp + row_stride / 4;
- }
- }
- }
- }
-
- /* end data decoding */
- jpeg_finish_decompress(&cinfo);
- jpeg_destroy_decompress(&cinfo);
- return 1;
-}
-
-static void *
-eet_data_image_lossless_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha)
-{
- if (_eet_image_words_bigendian == -1)
- {
- unsigned long int v;
-
- v = htonl(0x12345678);
- if (v == 0x12345678)
- _eet_image_words_bigendian = 1;
- else
- _eet_image_words_bigendian = 0;
- }
-
- {
- unsigned char *d;
- int *header;
-
- d = malloc((w * h * 4) + (8 * 4));
- if (!d)
- return NULL;
-
- header = (int *)d;
- memset(d, 0, 32);
-
- header[0] = 0xac1dfeed;
- header[1] = w;
- header[2] = h;
- header[3] = alpha;
-
- memcpy(d + 32, data, w * h * 4);
-
- if (_eet_image_words_bigendian)
- {
- unsigned int i;
-
- for (i = 0; i < ((w * h) + 8); i++) SWAP32(header[i]);
- }
-
- *size = ((w * h * 4) + (8 * 4));
- return d;
- }
-}
-
-static void *
-eet_data_image_lossless_compressed_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int compression)
-{
- if (_eet_image_words_bigendian == -1)
- {
- unsigned long int v;
-
- v = htonl(0x12345678);
- if (v == 0x12345678)
- _eet_image_words_bigendian = 1;
- else
- _eet_image_words_bigendian = 0;
- }
-
- {
- unsigned char *d, *comp;
- int *header, ret, ok = 1;
- uLongf buflen = 0;
-
- buflen = (((w * h * 101) / 100) + 3) * 4;
- ret = LZ4_compressBound((w * h * 4));
- if ((ret > 0) && ((uLongf)ret > buflen)) buflen = ret;
-
- comp = malloc(buflen);
- if (!comp) return NULL;
-
- switch (compression)
- {
- case EET_COMPRESSION_VERYFAST:
- ret = LZ4_compressHC((const char *)data, (char *)comp,
- (w * h * 4));
- if (ret <= 0) ok = 0;
- buflen = ret;
- break;
- case EET_COMPRESSION_SUPERFAST:
- ret = LZ4_compress((const char *)data, (char *)comp,
- (w * h * 4));
- if (ret <= 0) ok = 0;
- buflen = ret;
- break;
- default: /* zlib etc. */
- ret = compress2((Bytef *)comp, &buflen, (Bytef *)(data),
- (uLong)(w * h * 4), compression);
- if (ret != Z_OK) ok = 0;
- break;
- }
- if ((!ok) || (buflen > (w * h * 4)))
- {
- free(comp);
- *size = -1;
- return NULL;
- }
-
- d = malloc((8 * sizeof(int)) + buflen);
- if (!d)
- {
- free(comp);
- return NULL;
- }
-
- header = (int *)d;
- memset(d, 0, 8 * sizeof(int));
- header[0] = 0xac1dfeed;
- header[1] = w;
- header[2] = h;
- header[3] = alpha;
- header[4] = compression;
-
- if (_eet_image_words_bigendian)
- {
- unsigned int i;
-
- for (i = 0; i < 8; i++) SWAP32(header[i]);
- }
-
- memcpy(d + (8 * sizeof(int)), comp, buflen);
- *size = (8 * sizeof(int)) + buflen;
- free(comp);
- return d;
- }
-}
-
-static void *
-eet_data_image_jpeg_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int quality)
-{
- struct jpeg_compress_struct cinfo;
- struct _JPEG_error_mgr jerr;
- const int *ptr;
- void *d = NULL;
- size_t sz = 0;
- JSAMPROW *jbuf;
- unsigned char *buf;
-
- (void)alpha; /* unused */
-
- buf = alloca(3 * w);
-
- memset(&cinfo, 0, sizeof (struct jpeg_compress_struct));
-
- cinfo.err = jpeg_std_error(&(jerr.pub));
- jerr.pub.error_exit = _JPEGFatalErrorHandler;
- jerr.pub.emit_message = _JPEGErrorHandler2;
- jerr.pub.output_message = _JPEGErrorHandler;
- if (setjmp(jerr.setjmp_buffer))
- return NULL;
-
- jpeg_create_compress(&cinfo);
-
- if (eet_jpeg_membuf_dst(&cinfo, &d, &sz))
- {
- jpeg_destroy_compress(&cinfo);
- return NULL;
- }
-
- cinfo.image_width = w;
- cinfo.image_height = h;
- cinfo.input_components = 3;
- cinfo.in_color_space = JCS_RGB;
- cinfo.optimize_coding = FALSE;
- cinfo.dct_method = JDCT_ISLOW; // JDCT_FLOAT JDCT_IFAST(quality loss)
- if (quality < 60) cinfo.dct_method = JDCT_IFAST;
- jpeg_set_defaults(&cinfo);
- jpeg_set_quality(&cinfo, quality, TRUE);
-
- if (quality >= 90)
- {
- cinfo.comp_info[0].h_samp_factor = 1;
- cinfo.comp_info[0].v_samp_factor = 1;
- cinfo.comp_info[1].h_samp_factor = 1;
- cinfo.comp_info[1].v_samp_factor = 1;
- cinfo.comp_info[2].h_samp_factor = 1;
- cinfo.comp_info[2].v_samp_factor = 1;
- }
-
- jpeg_start_compress(&cinfo, TRUE);
-
- while (cinfo.next_scanline < cinfo.image_height)
- {
- unsigned int i, j;
-
- /* convert scaline from ARGB to RGB packed */
- ptr = ((const int *)data) + cinfo.next_scanline * w;
- for (j = 0, i = 0; i < w; i++)
- {
- buf[j++] = ((*ptr) >> 16) & 0xff;
- buf[j++] = ((*ptr) >> 8) & 0xff;
- buf[j++] = ((*ptr)) & 0xff;
- ptr++;
- }
- jbuf = (JSAMPROW *)(&buf);
- jpeg_write_scanlines(&cinfo, jbuf, 1);
- }
-
- jpeg_finish_compress(&cinfo);
- jpeg_destroy_compress(&cinfo);
-
- *size = sz;
- return d;
-}
-
-static void *
-eet_data_image_jpeg_alpha_convert(int *size,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int quality)
-{
- unsigned char *d1, *d2;
- unsigned char *d;
- int *header;
- int sz1, sz2;
-
- (void)alpha; /* unused */
-
- if (_eet_image_words_bigendian == -1)
- {
- unsigned long int v;
-
- v = htonl(0x12345678);
- if (v == 0x12345678)
- _eet_image_words_bigendian = 1;
- else
- _eet_image_words_bigendian = 0;
- }
-
- {
- const int *ptr;
- void *dst = NULL;
- size_t sz = 0;
- struct _JPEG_error_mgr jerr;
- JSAMPROW *jbuf;
- struct jpeg_compress_struct cinfo;
- unsigned char *buf;
-
- buf = alloca(3 * w);
-
- cinfo.err = jpeg_std_error(&(jerr.pub));
- jerr.pub.error_exit = _JPEGFatalErrorHandler;
- jerr.pub.emit_message = _JPEGErrorHandler2;
- jerr.pub.output_message = _JPEGErrorHandler;
- if (setjmp(jerr.setjmp_buffer))
- return NULL;
-
- jpeg_create_compress(&cinfo);
- if (eet_jpeg_membuf_dst(&cinfo, &dst, &sz))
- {
- jpeg_destroy_compress(&cinfo);
- return NULL;
- }
-
- cinfo.image_width = w;
- cinfo.image_height = h;
- cinfo.input_components = 3;
- cinfo.in_color_space = JCS_RGB;
- cinfo.optimize_coding = FALSE;
- cinfo.dct_method = JDCT_ISLOW; // JDCT_FLOAT JDCT_IFAST(quality loss)
- if (quality < 60) cinfo.dct_method = JDCT_IFAST;
- jpeg_set_defaults(&cinfo);
- jpeg_set_quality(&cinfo, quality, TRUE);
- if (quality >= 90)
- {
- cinfo.comp_info[0].h_samp_factor = 1;
- cinfo.comp_info[0].v_samp_factor = 1;
- cinfo.comp_info[1].h_samp_factor = 1;
- cinfo.comp_info[1].v_samp_factor = 1;
- cinfo.comp_info[2].h_samp_factor = 1;
- cinfo.comp_info[2].v_samp_factor = 1;
- }
-
- jpeg_start_compress(&cinfo, TRUE);
-
- while (cinfo.next_scanline < cinfo.image_height)
- {
- unsigned int i, j;
-
- ptr = ((const int *)data) + cinfo.next_scanline * w;
- /* convert scaline from ARGB to RGB packed */
- for (j = 0, i = 0; i < w; i++)
- {
- buf[j++] = ((*ptr) >> 16) & 0xff;
- buf[j++] = ((*ptr) >> 8) & 0xff;
- buf[j++] = ((*ptr)) & 0xff;
- ptr++;
- }
- jbuf = (JSAMPROW *)(&buf);
- jpeg_write_scanlines(&cinfo, jbuf, 1);
- }
-
- jpeg_finish_compress(&cinfo);
- jpeg_destroy_compress(&cinfo);
-
- d1 = dst;
- sz1 = sz;
- }
- {
- const int *ptr;
- void *dst = NULL;
- size_t sz = 0;
- struct _JPEG_error_mgr jerr;
- JSAMPROW *jbuf;
- struct jpeg_compress_struct cinfo;
- unsigned char *buf;
-
- buf = alloca(3 * w);
-
- cinfo.err = jpeg_std_error(&(jerr.pub));
- jerr.pub.error_exit = _JPEGFatalErrorHandler;
- jerr.pub.emit_message = _JPEGErrorHandler2;
- jerr.pub.output_message = _JPEGErrorHandler;
- if (setjmp(jerr.setjmp_buffer))
- {
- free(d1);
- return NULL;
- }
-
- jpeg_create_compress(&cinfo);
- if (eet_jpeg_membuf_dst(&cinfo, &dst, &sz))
- {
- jpeg_destroy_compress(&cinfo);
- free(d1);
- return NULL;
- }
-
- cinfo.image_width = w;
- cinfo.image_height = h;
- cinfo.input_components = 1;
- cinfo.in_color_space = JCS_GRAYSCALE;
- jpeg_set_defaults(&cinfo);
- jpeg_set_quality(&cinfo, quality, TRUE);
- if (quality >= 90)
- {
- cinfo.comp_info[0].h_samp_factor = 1;
- cinfo.comp_info[0].v_samp_factor = 1;
- cinfo.comp_info[1].h_samp_factor = 1;
- cinfo.comp_info[1].v_samp_factor = 1;
- cinfo.comp_info[2].h_samp_factor = 1;
- cinfo.comp_info[2].v_samp_factor = 1;
- }
-
- jpeg_start_compress(&cinfo, TRUE);
-
- while (cinfo.next_scanline < cinfo.image_height)
- {
- unsigned int i, j;
-
- ptr = ((const int *)data) + cinfo.next_scanline * w;
- /* convert scaline from ARGB to RGB packed */
- for (j = 0, i = 0; i < w; i++)
- {
- buf[j++] = ((*ptr) >> 24) & 0xff;
- ptr++;
- }
- jbuf = (JSAMPROW *)(&buf);
- jpeg_write_scanlines(&cinfo, jbuf, 1);
- }
-
- jpeg_finish_compress(&cinfo);
- jpeg_destroy_compress(&cinfo);
-
- d2 = dst;
- sz2 = sz;
- }
- d = malloc(12 + sz1 + sz2);
- if (!d)
- {
- free(d1);
- free(d2);
- return NULL;
- }
-
- header = (int *)d;
- header[0] = 0xbeeff00d;
- header[1] = sz1;
- header[2] = sz2;
- if (_eet_image_words_bigendian)
- {
- int i;
-
- for (i = 0; i < 3; i++) SWAP32(header[i]);
- }
-
- memcpy(d + 12, d1, sz1);
- memcpy(d + 12 + sz1, d2, sz2);
-
- free(d1);
- free(d2);
- *size = 12 + sz1 + sz2;
- return d;
-}
-
-EAPI int
-eet_data_image_write_cipher(Eet_File *ef,
- const char *name,
- const char *cipher_key,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int comp,
- int quality,
- int lossy)
-{
- void *d = NULL;
- int size = 0;
-
- d = eet_data_image_encode(data, &size, w, h, alpha, comp, quality, lossy);
- if (d)
- {
- int v;
-
- v = eet_write_cipher(ef, name, d, size, 0, cipher_key);
- free(d);
- return v;
- }
-
- return 0;
-}
-
-EAPI int
-eet_data_image_write(Eet_File *ef,
- const char *name,
- const void *data,
- unsigned int w,
- unsigned int h,
- int alpha,
- int comp,
- int quality,
- int lossy)
-{
- return eet_data_image_write_cipher(ef,
- name,
- NULL,
- data,
- w,
- h,
- alpha,
- comp,
- quality,
- lossy);
-}
-
-EAPI void *
-eet_data_image_read_cipher(Eet_File *ef,
- const char *name,
- const char *cipher_key,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- unsigned int *d = NULL;
- void *data = NULL;
- int free_data = 0;
- int size;
-
- if (!cipher_key)
- data = (void *)eet_read_direct(ef, name, &size);
-
- if (!data)
- {
- data = eet_read_cipher(ef, name, &size, cipher_key);
- free_data = 1;
- if (!data)
- return NULL;
- }
-
- d = eet_data_image_decode(data, size, w, h, alpha, comp, quality, lossy);
-
- if (free_data)
- free(data);
-
- return d;
-}
-
-EAPI void *
-eet_data_image_read(Eet_File *ef,
- const char *name,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- return eet_data_image_read_cipher(ef, name, NULL, w, h, alpha,
- comp, quality, lossy);
-}
-
-EAPI int
-eet_data_image_read_to_surface_cipher(Eet_File *ef,
- const char *name,
- const char *cipher_key,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- void *data = NULL;
- int free_data = 0;
- int res = 1;
- int size;
-
- if (!cipher_key)
- data = (void *)eet_read_direct(ef, name, &size);
-
- if (!data)
- {
- data = eet_read_cipher(ef, name, &size, cipher_key);
- free_data = 1;
- if (!data)
- return 0;
- }
-
- res = eet_data_image_decode_to_surface(data, size, src_x, src_y, d,
- w, h, row_stride, alpha,
- comp, quality, lossy);
-
- if (free_data)
- free(data);
-
- return res;
-}
-
-EAPI int
-eet_data_image_read_to_surface(Eet_File *ef,
- const char *name,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- return eet_data_image_read_to_surface_cipher(ef, name, NULL,
- src_x, src_y, d,
- w, h, row_stride,
- alpha, comp, quality,
- lossy);
-}
-
-EAPI int
-eet_data_image_header_read_cipher(Eet_File *ef,
- const char *name,
- const char *cipher_key,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- void *data = NULL;
- int size = 0;
- int free_data = 0;
- int d;
-
- if (!cipher_key)
- data = (void *)eet_read_direct(ef, name, &size);
-
- if (!data)
- {
- data = eet_read_cipher(ef, name, &size, cipher_key);
- free_data = 1;
- if (!data)
- return 0;
- }
-
- d = eet_data_image_header_decode(data, size, w, h, alpha,
- comp, quality, lossy);
- if (free_data)
- free(data);
-
- return d;
-}
-
-EAPI int
-eet_data_image_header_read(Eet_File *ef,
- const char *name,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- return eet_data_image_header_read_cipher(ef, name, NULL,
- w, h, alpha,
- comp, quality, lossy);
-}
-
-EAPI void *
-eet_data_image_encode_cipher(const void *data,
- const char *cipher_key,
- unsigned int w,
- unsigned int h,
- int alpha,
- int comp,
- int quality,
- int lossy,
- int *size_ret)
-{
- void *d = NULL;
- void *ciphered_d = NULL;
- unsigned int ciphered_sz = 0;
- int size = 0;
-
- if (lossy == 0)
- {
- if (comp > 0)
- d = eet_data_image_lossless_compressed_convert(&size, data,
- w, h, alpha, comp);
-
- /* eet_data_image_lossless_compressed_convert will refuse to compress something
- if the result is bigger than the entry. */
- if (comp <= 0 || !d)
- d = eet_data_image_lossless_convert(&size, data, w, h, alpha);
- }
- else
- {
- if (!alpha)
- d = eet_data_image_jpeg_convert(&size, data, w, h, alpha, quality);
- else
- d = eet_data_image_jpeg_alpha_convert(&size, data,
- w, h, alpha, quality);
- }
-
- if (cipher_key)
- {
- if(!eet_cipher(d, size, cipher_key, strlen(cipher_key), &ciphered_d,
- &ciphered_sz))
- {
- if (d)
- free(d);
-
- d = ciphered_d;
- size = ciphered_sz;
- }
- else
- if (ciphered_d)
- free(ciphered_d);
- }
-
- if (size_ret)
- *size_ret = size;
-
- return d;
-}
-
-EAPI void *
-eet_data_image_encode(const void *data,
- int *size_ret,
- unsigned int w,
- unsigned int h,
- int alpha,
- int comp,
- int quality,
- int lossy)
-{
- return eet_data_image_encode_cipher(data, NULL, w, h, alpha,
- comp, quality, lossy, size_ret);
-}
-
-EAPI int
-eet_data_image_header_decode_cipher(const void *data,
- const char *cipher_key,
- int size,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- int header[8];
- void *deciphered_d = NULL;
- unsigned int deciphered_sz = 0;
-
- if (cipher_key)
- {
- if (!eet_decipher(data, size, cipher_key, strlen(cipher_key),
- &deciphered_d, &deciphered_sz))
- {
- data = deciphered_d;
- size = deciphered_sz;
- }
- else
- if (deciphered_d)
- free(deciphered_d);
- }
-
- if (_eet_image_words_bigendian == -1)
- {
- unsigned long int v;
-
- v = htonl(0x12345678);
- if (v == 0x12345678)
- _eet_image_words_bigendian = 1;
- else
- _eet_image_words_bigendian = 0;
- }
-
- if (size < 32)
- return 0;
-
- memcpy(header, data, 32);
- if (_eet_image_words_bigendian)
- {
- int i;
-
- for (i = 0; i < 8; i++) SWAP32(header[i]);
- }
-
- if ((unsigned)header[0] == 0xac1dfeed)
- {
- int iw, ih, al, cp;
-
- iw = header[1];
- ih = header[2];
- al = header[3];
- cp = header[4];
- if ((iw < 1) || (ih < 1) || (iw > 8192) || (ih > 8192))
- return 0;
-
- if ((cp == 0) && (size < ((iw * ih * 4) + 32)))
- return 0;
-
- if (w)
- *w = iw;
-
- if (h)
- *h = ih;
-
- if (alpha)
- *alpha = al ? 1 : 0;
-
- if (comp)
- *comp = cp;
-
- if (lossy)
- *lossy = 0;
-
- if (quality)
- *quality = 100;
-
- return 1;
- }
- else if ((unsigned)header[0] == 0xbeeff00d)
- {
- unsigned int iw = 0, ih = 0;
- unsigned const char *dt;
- int sz1;
- int ok;
-
- sz1 = header[1];
-/* sz2 = header[2]; */
- dt = data;
- dt += 12;
- ok = eet_data_image_jpeg_header_decode(dt, sz1, &iw, &ih);
- if (ok)
- {
- if (w)
- *w = iw;
-
- if (h)
- *h = ih;
-
- if (alpha)
- *alpha = 1;
-
- if (comp)
- *comp = 0;
-
- if (lossy)
- *lossy = 1;
-
- if (quality)
- *quality = 75;
-
- return 1;
- }
- }
- else
- {
- unsigned int iw = 0, ih = 0;
- int ok;
-
- ok = eet_data_image_jpeg_header_decode(data, size, &iw, &ih);
- if (ok)
- {
- if (w)
- *w = iw;
-
- if (h)
- *h = ih;
-
- if (alpha)
- *alpha = 0;
-
- if (comp)
- *comp = 0;
-
- if (lossy)
- *lossy = 1;
-
- if (quality)
- *quality = 75;
-
- return 1;
- }
- }
-
- return 0;
-}
-
-EAPI int
-eet_data_image_header_decode(const void *data,
- int size,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- return eet_data_image_header_decode_cipher(data,
- NULL,
- size,
- w,
- h,
- alpha,
- comp,
- quality,
- lossy);
-}
-
-static void
-_eet_data_image_copy_buffer(const unsigned int *src,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int src_w,
- unsigned int *dst,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride)
-{
- src += src_x + src_y * src_w;
-
- if (row_stride == src_w * 4 && w == src_w)
- memcpy(dst, src, row_stride * h);
- else
- {
- unsigned int *over = dst;
- unsigned int y;
-
- for (y = 0; y < h; ++y, src += src_w, over += row_stride)
- memcpy(over, src, w * 4);
- }
-}
-
-static int
-_eet_data_image_decode_inside(const void *data,
- int size,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int src_w,
- unsigned int src_h,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride,
- int alpha,
- int comp,
- int quality,
- int lossy)
-{
- if (lossy == 0 && quality == 100)
- {
- unsigned int *body;
-
- body = ((unsigned int *)data) + 8;
- if (!comp)
- _eet_data_image_copy_buffer(body, src_x, src_y, src_w, d,
- w, h, row_stride);
- else
- {
- if ((src_h == h) && (src_w == w) && (row_stride == src_w * 4))
- {
- switch (comp)
- {
- case EET_COMPRESSION_VERYFAST:
- case EET_COMPRESSION_SUPERFAST:
- if (LZ4_uncompress((const char *)body,
- (char *)d, w * h * 4)
- != (size - 32)) return 0;
- break;
- default:
- {
- uLongf dlen = w * h * 4;
-
- if (uncompress((Bytef *)d, &dlen, (Bytef *)body,
- (uLongf)(size - 32)) != Z_OK)
- return 0;
- }
- break;
- }
- }
- else
- {
- switch (comp)
- {
- case EET_COMPRESSION_VERYFAST:
- case EET_COMPRESSION_SUPERFAST:
- {
- char *dtmp;
-
- dtmp = malloc(src_w * src_h * 4);
- if (!dtmp) return 0;
- if (LZ4_uncompress((const char *)body,
- dtmp, w * h * 4)
- != (size - 32))
- {
- free(dtmp);
- return 0;
- }
- _eet_data_image_copy_buffer((unsigned int *)dtmp,
- src_x, src_y, src_w, d,
- w, h, row_stride);
- free(dtmp);
- }
- break;
- default:
- {
- Bytef *dtmp;
- uLongf dlen = src_w * src_h * 4;
-
- /* FIXME: This could create a huge alloc. So
- compressed data and tile could not always work.*/
- dtmp = malloc(dlen);
- if (!dtmp) return 0;
-
- if (uncompress(dtmp, &dlen, (Bytef *)body,
- (uLongf)(size - 32)) != Z_OK)
- {
- free(dtmp);
- return 0;
- }
- _eet_data_image_copy_buffer((unsigned int *)dtmp,
- src_x, src_y, src_w, d,
- w, h, row_stride);
- free(dtmp);
- }
- }
- }
- }
- /* Fix swapiness. */
- if (_eet_image_words_bigendian)
- {
- unsigned int x;
-
- for (x = 0; x < (w * h); x++) SWAP32(d[x]);
- }
- }
- else if (comp == 0 && lossy == 1)
- {
- if (alpha)
- {
- unsigned const char *dt;
- int header[8];
- int sz1, sz2;
-
- memcpy(header, data, 32);
- if (_eet_image_words_bigendian)
- {
- int i;
-
- for (i = 0; i < 8; i++) SWAP32(header[i]);
- }
-
- sz1 = header[1];
- sz2 = header[2];
- dt = data;
- dt += 12;
-
- if (eet_data_image_jpeg_rgb_decode(dt, sz1, src_x, src_y, d, w, h,
- row_stride))
- {
- dt += sz1;
- if (!eet_data_image_jpeg_alpha_decode(dt, sz2, src_x, src_y,
- d, w, h, row_stride))
- return 0;
- }
- }
- else if (!eet_data_image_jpeg_rgb_decode(data, size, src_x, src_y, d, w,
- h, row_stride))
- return 0;
- }
- else
- abort();
-
- return 1;
-}
-
-EAPI void *
-eet_data_image_decode_cipher(const void *data,
- const char *cipher_key,
- int size,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- unsigned int *d = NULL;
- unsigned int iw, ih;
- int ialpha, icompress, iquality, ilossy;
- void *deciphered_d = NULL;
- unsigned int deciphered_sz = 0;
-
- if (cipher_key)
- {
- if (!eet_decipher(data, size, cipher_key, strlen(cipher_key),
- &deciphered_d, &deciphered_sz))
- {
- data = deciphered_d;
- size = deciphered_sz;
- }
- else
- if (deciphered_d)
- free(deciphered_d);
- }
-
- /* All check are done during header decode, this simplify the code a lot. */
- if (!eet_data_image_header_decode(data, size, &iw, &ih, &ialpha, &icompress,
- &iquality, &ilossy))
- return NULL;
-
- d = malloc(iw * ih * 4);
- if (!d)
- return NULL;
-
- if (!_eet_data_image_decode_inside(data, size, 0, 0, iw, ih, d, iw, ih, iw *
- 4, ialpha, icompress, iquality, ilossy))
- {
- free(d);
- return NULL;
- }
-
- if (w)
- *w = iw;
-
- if (h)
- *h = ih;
-
- if (alpha)
- *alpha = ialpha;
-
- if (comp)
- *comp = icompress;
-
- if (quality)
- *quality = iquality;
-
- if (lossy)
- *lossy = ilossy;
-
- return d;
-}
-
-EAPI void *
-eet_data_image_decode(const void *data,
- int size,
- unsigned int *w,
- unsigned int *h,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- return eet_data_image_decode_cipher(data, NULL, size, w, h,
- alpha, comp, quality, lossy);
-}
-
-EAPI int
-eet_data_image_decode_to_surface_cipher(const void *data,
- const char *cipher_key,
- int size,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- unsigned int iw, ih;
- int ialpha, icompress, iquality, ilossy;
- void *deciphered_d = NULL;
- unsigned int deciphered_sz = 0;
-
- if (cipher_key)
- {
- if (!eet_decipher(data, size, cipher_key, strlen(cipher_key),
- &deciphered_d, &deciphered_sz))
- {
- data = deciphered_d;
- size = deciphered_sz;
- }
- else
- if (deciphered_d)
- free(deciphered_d);
- }
-
- /* All check are done during header decode, this simplify the code a lot. */
- if (!eet_data_image_header_decode(data, size, &iw, &ih, &ialpha, &icompress,
- &iquality, &ilossy))
- return 0;
-
- if (!d)
- return 0;
-
- if (w * 4 > row_stride)
- return 0;
-
- if (w > iw || h > ih)
- return 0;
-
- if (!_eet_data_image_decode_inside(data, size, src_x, src_y, iw, ih, d, w, h,
- row_stride, ialpha, icompress, iquality,
- ilossy))
- return 0;
-
- if (alpha)
- *alpha = ialpha;
-
- if (comp)
- *comp = icompress;
-
- if (quality)
- *quality = iquality;
-
- if (lossy)
- *lossy = ilossy;
-
- return 1;
-}
-
-EAPI int
-eet_data_image_decode_to_surface(const void *data,
- int size,
- unsigned int src_x,
- unsigned int src_y,
- unsigned int *d,
- unsigned int w,
- unsigned int h,
- unsigned int row_stride,
- int *alpha,
- int *comp,
- int *quality,
- int *lossy)
-{
- return eet_data_image_decode_to_surface_cipher(data, NULL, size,
- src_x, src_y, d,
- w, h, row_stride,
- alpha, comp, quality,
- lossy);
-}
-
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