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| author | Roman Shaposhnik <roman@shaposhnik.org> | 2008-11-20 01:40:40 +0000 |
|---|---|---|
| committer | Roman Shaposhnik <roman@shaposhnik.org> | 2008-11-20 01:40:40 +0000 |
| commit | a21fd75f56e3d5068de1f180b050d2f94736186b (patch) | |
| tree | 8696cba40523d6e6afb3bbc55be8187c424df55a /libavcodec/dvdata.h | |
| parent | eeee48b26b6cfc2e8595071a806a8641a99cd71f (diff) | |
| download | ffmpeg-a21fd75f56e3d5068de1f180b050d2f94736186b.tar.gz | |
Making idct factor tables dynamically allocated
Originally committed as revision 15885 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/dvdata.h')
| -rw-r--r-- | libavcodec/dvdata.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libavcodec/dvdata.h b/libavcodec/dvdata.h index d673d60332..f53fbea283 100644 --- a/libavcodec/dvdata.h +++ b/libavcodec/dvdata.h @@ -53,6 +53,7 @@ typedef struct DVprofile { int width; /* picture width in pixels */ AVRational sar[2]; /* sample aspect ratios for 4:3 and 16:9 */ DVwork_chunk *work_chunks; /* each thread gets its own chunk of frame to work on */ + uint32_t *idct_factor; /* set of iDCT factor tables */ enum PixelFormat pix_fmt; /* picture pixel format */ int bpm; /* blocks per macroblock */ const uint8_t *block_sizes; /* AC block sizes, in bits */ @@ -469,6 +470,10 @@ 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 DVprofile dv_profiles[] = { { .dsf = 0, .video_stype = 0x0, @@ -481,6 +486,7 @@ static const DVprofile dv_profiles[] = { .width = 720, .sar = {{10, 11}, {40, 33}}, .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, @@ -500,6 +506,7 @@ static const DVprofile dv_profiles[] = { .width = 720, .sar = {{59, 54}, {118, 81}}, .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, @@ -519,6 +526,7 @@ static const DVprofile dv_profiles[] = { .width = 720, .sar = {{59, 54}, {118, 81}}, .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, @@ -538,6 +546,7 @@ static const DVprofile dv_profiles[] = { .width = 720, .sar = {{10, 11}, {40, 33}}, .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, @@ -557,6 +566,7 @@ static const DVprofile dv_profiles[] = { .width = 720, .sar = {{59, 54}, {118, 81}}, .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, @@ -576,6 +586,7 @@ static const DVprofile dv_profiles[] = { .width = 1280, .sar = {{1, 1}, {1, 1}}, .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, @@ -595,6 +606,7 @@ static const DVprofile dv_profiles[] = { .width = 1440, .sar = {{1, 1}, {1, 1}}, .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, @@ -614,6 +626,7 @@ static const DVprofile dv_profiles[] = { .width = 960, .sar = {{1, 1}, {1, 1}}, .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, @@ -633,6 +646,7 @@ static const DVprofile dv_profiles[] = { .width = 960, .sar = {{1, 1}, {1, 1}}, .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, |