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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-04-08 14:20:17 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-04-08 16:01:36 +0200 |
| commit | 5612359501651be8eac4dead04bd69aae2aa9dfa (patch) | |
| tree | 6e3d4dc87b51bd75fb120d6fa2666011e1594ec7 | |
| parent | 069cf86d32103da7bb2a0581dcbf66f1e95508d5 (diff) | |
| download | ffmpeg-5612359501651be8eac4dead04bd69aae2aa9dfa.tar.gz | |
ffv1: add a minor version field beginning with ffv1.3
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavcodec/ffv1.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/ffv1.c b/libavcodec/ffv1.c index 0d63dd8bf7..3eee963054 100644 --- a/libavcodec/ffv1.c +++ b/libavcodec/ffv1.c @@ -165,6 +165,7 @@ typedef struct FFV1Context{ uint64_t rc_stat[256][2]; uint64_t (*rc_stat2[MAX_QUANT_TABLES])[32][2]; int version; + int minor_version; int width, height; int chroma_h_shift, chroma_v_shift; int chroma_planes; @@ -778,6 +779,8 @@ static int write_extra_header(FFV1Context *f){ ff_build_rac_states(c, 0.05*(1LL<<32), 256-8); put_symbol(c, state, f->version, 0); + if(f->version > 2) + put_symbol(c, state, f->minor_version, 0); put_symbol(c, state, f->ac, 0); if(f->ac>1){ for(i=1; i<256; i++){ @@ -1543,6 +1546,8 @@ static int read_extra_header(FFV1Context *f){ ff_build_rac_states(c, 0.05*(1LL<<32), 256-8); f->version= get_symbol(c, state, 0); + if(f->version > 2) + f->minor_version= get_symbol(c, state, 0); f->ac= f->avctx->coder_type= get_symbol(c, state, 0); if(f->ac>1){ for(i=1; i<256; i++){ |