diff options
| -rw-r--r-- | libswscale/swscale.c | 49 |
1 files changed, 2 insertions, 47 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c index f46e2451fb..9f81a8b3a8 100644 --- a/libswscale/swscale.c +++ b/libswscale/swscale.c @@ -2280,53 +2280,8 @@ static int planarCopy(SwsContext *c, uint8_t* src[], int srcStride[], int srcSli static void getSubSampleFactors(int *h, int *v, int format) { - switch(format) { - case PIX_FMT_UYVY422: - case PIX_FMT_YUYV422: - *h=1; - *v=0; - break; - case PIX_FMT_YUV420P: - case PIX_FMT_YUV420P16LE: - case PIX_FMT_YUV420P16BE: - case PIX_FMT_YUVA420P: - case PIX_FMT_GRAY16BE: - case PIX_FMT_GRAY16LE: - case PIX_FMT_GRAY8: //FIXME remove after different subsamplings are fully implemented - case PIX_FMT_NV12: - case PIX_FMT_NV21: - *h=1; - *v=1; - break; - case PIX_FMT_YUV440P: - *h=0; - *v=1; - break; - case PIX_FMT_YUV410P: - *h=2; - *v=2; - break; - case PIX_FMT_YUV444P: - case PIX_FMT_YUV444P16LE: - case PIX_FMT_YUV444P16BE: - *h=0; - *v=0; - break; - case PIX_FMT_YUV422P: - case PIX_FMT_YUV422P16LE: - case PIX_FMT_YUV422P16BE: - *h=1; - *v=0; - break; - case PIX_FMT_YUV411P: - *h=2; - *v=0; - break; - default: - *h=0; - *v=0; - break; - } + *h = av_pix_fmt_descriptors[format].log2_chroma_w; + *v = av_pix_fmt_descriptors[format].log2_chroma_h; } static uint16_t roundToInt16(int64_t f) |