[FFmpeg-devel] [PATCH] lsws: use av_pix_fmt_get_chroma_sub_sample()
Stefano Sabatini
stefasab at gmail.com
Mon Oct 21 15:58:30 CEST 2013
Remove duplicated getSubSampleFactors() function. Simplify.
---
libswscale/utils.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/libswscale/utils.c b/libswscale/utils.c
index 26d3ecf..b4a21a6 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -1005,13 +1005,6 @@ static av_cold int init_hscaler_mmxext(int dstW, int xInc, uint8_t *filterCode,
}
#endif /* HAVE_MMXEXT_INLINE */
-static void getSubSampleFactors(int *h, int *v, enum AVPixelFormat format)
-{
- const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(format);
- *h = desc->log2_chroma_w;
- *v = desc->log2_chroma_h;
-}
-
static void fill_rgb2yuv_table(SwsContext *c, const int table[4], int dstRange)
{
int64_t W, V, Z, Cy, Cu, Cv;
@@ -1414,8 +1407,8 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
(dstFilter->lumH && dstFilter->lumH->length > 1) ||
(dstFilter->chrH && dstFilter->chrH->length > 1);
- getSubSampleFactors(&c->chrSrcHSubSample, &c->chrSrcVSubSample, srcFormat);
- getSubSampleFactors(&c->chrDstHSubSample, &c->chrDstVSubSample, dstFormat);
+ av_pix_fmt_get_chroma_sub_sample(srcFormat, &c->chrSrcHSubSample, &c->chrSrcVSubSample);
+ av_pix_fmt_get_chroma_sub_sample(dstFormat, &c->chrDstHSubSample, &c->chrDstVSubSample);
if (isAnyRGB(dstFormat) && !(flags&SWS_FULL_CHR_H_INT)) {
if (dstW&1) {
--
1.8.1.2
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