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Windows Media Image decoder (WMVP/WVP2)

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Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Alberto Delmás
2011-08-17 14:24:42 +02:00
committed by Anton Khirnov
parent 3be5a94351
commit 45ecda8554
14 changed files with 430 additions and 84 deletions
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10
libavcodec/vc1dsp.h
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@@ -60,6 +60,16 @@ typedef struct VC1DSPContext {
/* This is really one func used in VC-1 decoding */
h264_chroma_mc_func put_no_rnd_vc1_chroma_pixels_tab[3];
h264_chroma_mc_func avg_no_rnd_vc1_chroma_pixels_tab[3];
/* Windows Media Image functions */
void (*sprite_h)(uint8_t *dst, const uint8_t *src, int offset, int advance, int count);
void (*sprite_v_single)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset, int width);
void (*sprite_v_double_noscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src2a, int alpha, int width);
void (*sprite_v_double_onescale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
const uint8_t *src2a, int alpha, int width);
void (*sprite_v_double_twoscale)(uint8_t *dst, const uint8_t *src1a, const uint8_t *src1b, int offset1,
const uint8_t *src2a, const uint8_t *src2b, int offset2,
int alpha, int width);
} VC1DSPContext;
void ff_vc1dsp_init(VC1DSPContext* c);