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h264: add support for decoding planar RGB images.

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pull/2/head
Ronald S. Bultje 13 years ago
parent 6b0768e202
commit db431f7efe
2 changed files with 21 additions and 7 deletions
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  1. 23
      libavcodec/h264.c
  2. 5
      libavcodec/utils.c

23
libavcodec/h264.c
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@ -2727,24 +2727,33 @@ static int decode_slice_header(H264Context *h, H264Context *h0){
switch (h->sps.bit_depth_luma) {
case 9 :
if (CHROMA444)
s->avctx->pix_fmt = PIX_FMT_YUV444P9;
else if (CHROMA422)
if (CHROMA444) {
if (s->avctx->colorspace == AVCOL_SPC_RGB) {
s->avctx->pix_fmt = PIX_FMT_GBRP9;
} else
s->avctx->pix_fmt = PIX_FMT_YUV444P9;
} else if (CHROMA422)
s->avctx->pix_fmt = PIX_FMT_YUV422P9;
else
s->avctx->pix_fmt = PIX_FMT_YUV420P9;
break;
case 10 :
if (CHROMA444)
s->avctx->pix_fmt = PIX_FMT_YUV444P10;
else if (CHROMA422)
if (CHROMA444) {
if (s->avctx->colorspace == AVCOL_SPC_RGB) {
s->avctx->pix_fmt = PIX_FMT_GBRP10;
} else
s->avctx->pix_fmt = PIX_FMT_YUV444P10;
} else if (CHROMA422)
s->avctx->pix_fmt = PIX_FMT_YUV422P10;
else
s->avctx->pix_fmt = PIX_FMT_YUV420P10;
break;
default:
if (CHROMA444){
s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ444P : PIX_FMT_YUV444P;
if (s->avctx->colorspace == AVCOL_SPC_RGB) {
s->avctx->pix_fmt = PIX_FMT_GBRP;
} else
s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ444P : PIX_FMT_YUV444P;
} else if (CHROMA422) {
s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ422P : PIX_FMT_YUV422P;
}else{

5
libavcodec/utils.c
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@ -138,6 +138,7 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int l
case PIX_FMT_YUV422P:
case PIX_FMT_YUV440P:
case PIX_FMT_YUV444P:
case PIX_FMT_GBRP:
case PIX_FMT_GRAY8:
case PIX_FMT_GRAY16BE:
case PIX_FMT_GRAY16LE:
@ -158,6 +159,10 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, int l
case PIX_FMT_YUV444P9BE:
case PIX_FMT_YUV444P10LE:
case PIX_FMT_YUV444P10BE:
case PIX_FMT_GBRP9LE:
case PIX_FMT_GBRP9BE:
case PIX_FMT_GBRP10LE:
case PIX_FMT_GBRP10BE:
w_align= 16; //FIXME check for non mpeg style codecs and use less alignment
h_align= 16;
if(s->codec_id == CODEC_ID_MPEG2VIDEO || s->codec_id == CODEC_ID_MJPEG || s->codec_id == CODEC_ID_AMV || s->codec_id == CODEC_ID_THP || s->codec_id == CODEC_ID_H264)

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