diff options
| author | Baptiste Coudurier <baptiste.coudurier@gmail.com> | 2011-06-03 00:12:43 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-06-03 03:46:13 +0200 |
| commit | 5aa70309ad236cf7e218cdce913d8290aae04d4a (patch) | |
| tree | 7388bad90bf83607cc8d3c9b91fbfbc9a275494a /libswscale/x86/yuv2rgb_template.c | |
| parent | e977ca2645cc6b23589ddf97ab08861064ba8792 (diff) | |
In libswscale, use all lines when converting from 422p to rgb with mmx, improve quality.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libswscale/x86/yuv2rgb_template.c')
| -rw-r--r-- | libswscale/x86/yuv2rgb_template.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/libswscale/x86/yuv2rgb_template.c b/libswscale/x86/yuv2rgb_template.c index 93087ebd6d..926e3fb9c4 100644 --- a/libswscale/x86/yuv2rgb_template.c +++ b/libswscale/x86/yuv2rgb_template.c @@ -43,17 +43,14 @@ if (h_size * depth > FFABS(dstStride[0])) \ h_size -= 8; \ \ - if (c->srcFormat == PIX_FMT_YUV422P) { \ - srcStride[1] *= 2; \ - srcStride[2] *= 2; \ - } \ + vshift = c->srcFormat != PIX_FMT_YUV422P; \ \ __asm__ volatile ("pxor %mm4, %mm4\n\t"); \ for (y = 0; y < srcSliceH; y++) { \ uint8_t *image = dst[0] + (y + srcSliceY) * dstStride[0]; \ const uint8_t *py = src[0] + y * srcStride[0]; \ - const uint8_t *pu = src[1] + (y >> 1) * srcStride[1]; \ - const uint8_t *pv = src[2] + (y >> 1) * srcStride[2]; \ + const uint8_t *pu = src[1] + (y >> vshift) * srcStride[1]; \ + const uint8_t *pv = src[2] + (y >> vshift) * srcStride[2]; \ x86_reg index = -h_size / 2; \ #define YUV2RGB_INITIAL_LOAD \ @@ -188,7 +185,7 @@ static inline int RENAME(yuv420_rgb15)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(2) @@ -216,7 +213,7 @@ static inline int RENAME(yuv420_rgb16)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(2) @@ -306,7 +303,7 @@ static inline int RENAME(yuv420_rgb24)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(3) @@ -324,7 +321,7 @@ static inline int RENAME(yuv420_bgr24)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(3) @@ -368,7 +365,7 @@ static inline int RENAME(yuv420_rgb32)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(4) @@ -389,7 +386,7 @@ static inline int RENAME(yuva420_rgb32)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(4) @@ -411,7 +408,7 @@ static inline int RENAME(yuv420_bgr32)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(4) @@ -432,7 +429,7 @@ static inline int RENAME(yuva420_bgr32)(SwsContext *c, const uint8_t *src[], int srcSliceY, int srcSliceH, uint8_t *dst[], int dstStride[]) { - int y, h_size; + int y, h_size, vshift; YUV2RGB_LOOP(4) |