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| author | Ronald S. Bultje <rsbultje@gmail.com> | 2012-10-28 20:44:54 -0700 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2012-10-29 17:49:13 -0700 |
| commit | 95c89da36ebeeb96b7146c0d70f46c582397da7f (patch) | |
| tree | 564ede5c3001d4932c4304ac1b82ed9e5b0692ae /libavcodec/h264pred.h | |
| parent | bad8e33dc92aa2abd39410be86159a1d4336ff90 (diff) | |
| download | ffmpeg-95c89da36ebeeb96b7146c0d70f46c582397da7f.tar.gz | |
Use ptrdiff_t instead of int for intra pred "stride" function parameter.
This way, SIMD-optimized functions don't have to sign-extend their
stride argument manually to be able to do pointer arithmetic.
Diffstat (limited to 'libavcodec/h264pred.h')
| -rw-r--r-- | libavcodec/h264pred.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/libavcodec/h264pred.h b/libavcodec/h264pred.h index a964ae394b..a8b3dba28b 100644 --- a/libavcodec/h264pred.h +++ b/libavcodec/h264pred.h @@ -90,21 +90,23 @@ * Context for storing H.264 prediction functions */ typedef struct H264PredContext { - void(*pred4x4[9 + 3 + 3])(uint8_t *src, const uint8_t *topright, int stride); //FIXME move to dsp? - void(*pred8x8l[9 + 3])(uint8_t *src, int topleft, int topright, int stride); - void(*pred8x8[4 + 3 + 4])(uint8_t *src, int stride); - void(*pred16x16[4 + 3 + 2])(uint8_t *src, int stride); + void(*pred4x4[9 + 3 + 3])(uint8_t *src, const uint8_t *topright, + ptrdiff_t stride); + void(*pred8x8l[9 + 3])(uint8_t *src, int topleft, int topright, + ptrdiff_t stride); + void(*pred8x8[4 + 3 + 4])(uint8_t *src, ptrdiff_t stride); + void(*pred16x16[4 + 3 + 2])(uint8_t *src, ptrdiff_t stride); void(*pred4x4_add[2])(uint8_t *pix /*align 4*/, - const DCTELEM *block /*align 16*/, int stride); + const DCTELEM *block /*align 16*/, ptrdiff_t stride); void(*pred8x8l_add[2])(uint8_t *pix /*align 8*/, - const DCTELEM *block /*align 16*/, int stride); + const DCTELEM *block /*align 16*/, ptrdiff_t stride); void(*pred8x8_add[3])(uint8_t *pix /*align 8*/, const int *block_offset, - const DCTELEM *block /*align 16*/, int stride); + const DCTELEM *block /*align 16*/, ptrdiff_t stride); void(*pred16x16_add[3])(uint8_t *pix /*align 16*/, const int *block_offset, - const DCTELEM *block /*align 16*/, int stride); + const DCTELEM *block /*align 16*/, ptrdiff_t stride); } H264PredContext; void ff_h264_pred_init(H264PredContext *h, int codec_id, |