From 520c1ec699161a0463fc6efacc91974601c5149d Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Wed, 18 Apr 2012 17:55:49 +0200 Subject: dv: Split profile handling code into a separate file. --- libavcodec/dvdata.c | 307 ---------------------------------------------------- 1 file changed, 307 deletions(-) (limited to 'libavcodec/dvdata.c') diff --git a/libavcodec/dvdata.c b/libavcodec/dvdata.c index 353ecd5aab..c77927734b 100644 --- a/libavcodec/dvdata.c +++ b/libavcodec/dvdata.c @@ -24,8 +24,6 @@ * Constants for DV codec. */ -#include "libavutil/rational.h" -#include "libavutil/pixdesc.h" #include "avcodec.h" #include "dvdata.h" @@ -122,308 +120,3 @@ const int ff_dv_iweight_720_c[64] = { 394, 406, 418, 438, 418, 464, 464, 492, }; -static DVwork_chunk work_chunks_dv25pal [1*12*27]; -static DVwork_chunk work_chunks_dv25pal411[1*12*27]; -static DVwork_chunk work_chunks_dv25ntsc [1*10*27]; -static DVwork_chunk work_chunks_dv50pal [2*12*27]; -static DVwork_chunk work_chunks_dv50ntsc [2*10*27]; -static DVwork_chunk work_chunks_dv100palp [2*12*27]; -static DVwork_chunk work_chunks_dv100ntscp[2*10*27]; -static DVwork_chunk work_chunks_dv100pali [4*12*27]; -static DVwork_chunk work_chunks_dv100ntsci[4*10*27]; - -static uint32_t dv_idct_factor_sd [2*2*22*64]; -static uint32_t dv_idct_factor_hd1080[2*4*16*64]; -static uint32_t dv_idct_factor_hd720 [2*4*16*64]; - -static const uint8_t dv_audio_shuffle525[10][9] = { - { 0, 30, 60, 20, 50, 80, 10, 40, 70 }, /* 1st channel */ - { 6, 36, 66, 26, 56, 86, 16, 46, 76 }, - { 12, 42, 72, 2, 32, 62, 22, 52, 82 }, - { 18, 48, 78, 8, 38, 68, 28, 58, 88 }, - { 24, 54, 84, 14, 44, 74, 4, 34, 64 }, - - { 1, 31, 61, 21, 51, 81, 11, 41, 71 }, /* 2nd channel */ - { 7, 37, 67, 27, 57, 87, 17, 47, 77 }, - { 13, 43, 73, 3, 33, 63, 23, 53, 83 }, - { 19, 49, 79, 9, 39, 69, 29, 59, 89 }, - { 25, 55, 85, 15, 45, 75, 5, 35, 65 }, -}; - -static const uint8_t dv_audio_shuffle625[12][9] = { - { 0, 36, 72, 26, 62, 98, 16, 52, 88}, /* 1st channel */ - { 6, 42, 78, 32, 68, 104, 22, 58, 94}, - { 12, 48, 84, 2, 38, 74, 28, 64, 100}, - { 18, 54, 90, 8, 44, 80, 34, 70, 106}, - { 24, 60, 96, 14, 50, 86, 4, 40, 76}, - { 30, 66, 102, 20, 56, 92, 10, 46, 82}, - - { 1, 37, 73, 27, 63, 99, 17, 53, 89}, /* 2nd channel */ - { 7, 43, 79, 33, 69, 105, 23, 59, 95}, - { 13, 49, 85, 3, 39, 75, 29, 65, 101}, - { 19, 55, 91, 9, 45, 81, 35, 71, 107}, - { 25, 61, 97, 15, 51, 87, 5, 41, 77}, - { 31, 67, 103, 21, 57, 93, 11, 47, 83}, -}; - -/* macroblock bit budgets */ -static const uint8_t block_sizes_dv2550[8] = { - 112, 112, 112, 112, 80, 80, 0, 0, -}; - -static const uint8_t block_sizes_dv100[8] = { - 80, 80, 80, 80, 80, 80, 64, 64, -}; -static const DVprofile dv_profiles[] = { - { .dsf = 0, - .video_stype = 0x0, - .frame_size = 120000, /* IEC 61834, SMPTE-314M - 525/60 (NTSC) */ - .difseg_size = 10, - .n_difchan = 1, - .time_base = { 1001, 30000 }, - .ltc_divisor = 30, - .height = 480, - .width = 720, - .sar = {{8, 9}, {32, 27}}, - .work_chunks = &work_chunks_dv25ntsc[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV411P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x0, - .frame_size = 144000, /* IEC 61834 - 625/50 (PAL) */ - .difseg_size = 12, - .n_difchan = 1, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv25pal[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV420P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 1, - .video_stype = 0x0, - .frame_size = 144000, /* SMPTE-314M - 625/50 (PAL) */ - .difseg_size = 12, - .n_difchan = 1, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv25pal411[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV411P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 0, - .video_stype = 0x4, - .frame_size = 240000, /* SMPTE-314M - 525/60 (NTSC) 50 Mbps */ - .difseg_size = 10, /* also known as "DVCPRO50" */ - .n_difchan = 2, - .time_base = { 1001, 30000 }, - .ltc_divisor = 30, - .height = 480, - .width = 720, - .sar = {{8, 9}, {32, 27}}, - .work_chunks = &work_chunks_dv50ntsc[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x4, - .frame_size = 288000, /* SMPTE-314M - 625/50 (PAL) 50 Mbps */ - .difseg_size = 12, /* also known as "DVCPRO50" */ - .n_difchan = 2, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv50pal[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 0, - .video_stype = 0x14, - .frame_size = 480000, /* SMPTE-370M - 1080i60 100 Mbps */ - .difseg_size = 10, /* also known as "DVCPRO HD" */ - .n_difchan = 4, - .time_base = { 1001, 30000 }, - .ltc_divisor = 30, - .height = 1080, - .width = 1280, - .sar = {{1, 1}, {3, 2}}, - .work_chunks = &work_chunks_dv100ntsci[0], - .idct_factor = &dv_idct_factor_hd1080[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x14, - .frame_size = 576000, /* SMPTE-370M - 1080i50 100 Mbps */ - .difseg_size = 12, /* also known as "DVCPRO HD" */ - .n_difchan = 4, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 1080, - .width = 1440, - .sar = {{1, 1}, {4, 3}}, - .work_chunks = &work_chunks_dv100pali[0], - .idct_factor = &dv_idct_factor_hd1080[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 0, - .video_stype = 0x18, - .frame_size = 240000, /* SMPTE-370M - 720p60 100 Mbps */ - .difseg_size = 10, /* also known as "DVCPRO HD" */ - .n_difchan = 2, - .time_base = { 1001, 60000 }, - .ltc_divisor = 60, - .height = 720, - .width = 960, - .sar = {{1, 1}, {4, 3}}, - .work_chunks = &work_chunks_dv100ntscp[0], - .idct_factor = &dv_idct_factor_hd720[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x18, - .frame_size = 288000, /* SMPTE-370M - 720p50 100 Mbps */ - .difseg_size = 12, /* also known as "DVCPRO HD" */ - .n_difchan = 2, - .time_base = { 1, 50 }, - .ltc_divisor = 50, - .height = 720, - .width = 960, - .sar = {{1, 1}, {4, 3}}, - .work_chunks = &work_chunks_dv100palp[0], - .idct_factor = &dv_idct_factor_hd720[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 90, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 1, - .video_stype = 0x1, - .frame_size = 144000, /* IEC 61883-5 - 625/50 (PAL) */ - .difseg_size = 12, - .n_difchan = 1, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv25pal[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV420P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - } -}; - -const DVprofile* avpriv_dv_frame_profile(const DVprofile *sys, - const uint8_t* frame, unsigned buf_size) -{ - int i, dsf, stype; - - if (buf_size < 80 * 5 + 48 + 4) - return NULL; - - dsf = (frame[3] & 0x80) >> 7; - stype = frame[80 * 5 + 48 + 3] & 0x1f; - - /* 576i50 25Mbps 4:1:1 is a special case */ - if (dsf == 1 && stype == 0 && frame[4] & 0x07 /* the APT field */) { - return &dv_profiles[2]; - } - - for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) - if (dsf == dv_profiles[i].dsf && stype == dv_profiles[i].video_stype) - return &dv_profiles[i]; - - /* check if old sys matches and assumes corrupted input */ - if (sys && buf_size == sys->frame_size) - return sys; - - return NULL; -} - -const DVprofile* avpriv_dv_codec_profile(AVCodecContext* codec) -{ - int i; - - for (i=0; iheight == dv_profiles[i].height && - codec->pix_fmt == dv_profiles[i].pix_fmt && - codec->width == dv_profiles[i].width) - return &dv_profiles[i]; - - return NULL; -} - -void ff_dv_print_profiles(void *logctx, int loglevel) -{ - int i; - for (i = 0; i < FF_ARRAY_ELEMS(dv_profiles); i++) { - const DVprofile *p = &dv_profiles[i]; - av_log(logctx, loglevel, "Frame size: %dx%d; pixel format: %s, " - "framerate: %d/%d\n", p->width, p->height, av_get_pix_fmt_name(p->pix_fmt), - p->time_base.den, p->time_base.num); - } -} -- cgit v1.2.1