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| author | Michael Niedermayer <michaelni@gmx.at> | 2009-02-21 15:32:56 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2009-02-21 15:32:56 +0000 |
| commit | 31f2616db86fb50174bc053f26c14db7c03e3685 (patch) | |
| tree | 1180636eeb907844f448218c42799300be27e09d /libavcodec | |
| parent | 431ac290461df62b0e982e88163377080e5bf290 (diff) | |
| download | ffmpeg-31f2616db86fb50174bc053f26c14db7c03e3685.tar.gz | |
Fix raw rgb/bgr vertical flip in avi based on info from http://www.fourcc.org/fccbihgt.php.
partially fixes issue862.
Originally committed as revision 17475 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/rawdec.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libavcodec/rawdec.c b/libavcodec/rawdec.c index 22bc13daf8..f18a2c58d6 100644 --- a/libavcodec/rawdec.c +++ b/libavcodec/rawdec.c @@ -30,6 +30,7 @@ typedef struct RawVideoContext { unsigned char * buffer; /* block of memory for holding one frame */ int length; /* number of bytes in buffer */ + int flip; AVFrame pic; ///< AVCodecContext.coded_frame } RawVideoContext; @@ -85,14 +86,15 @@ static av_cold int raw_init_decoder(AVCodecContext *avctx) if (!context->buffer) return -1; + if(avctx->extradata_size >= 9 && !memcmp(avctx->extradata + avctx->extradata_size - 9, "BottomUp", 9)) + context->flip=1; + return 0; } static void flip(AVCodecContext *avctx, AVPicture * picture){ - if(!avctx->codec_tag && avctx->bits_per_coded_sample && picture->linesize[2]==0){ picture->data[0] += picture->linesize[0] * (avctx->height-1); picture->linesize[0] *= -1; - } } static int raw_decode(AVCodecContext *avctx, @@ -131,6 +133,7 @@ static int raw_decode(AVCodecContext *avctx, avctx->palctrl->palette_changed = 0; } + if(context->flip) flip(avctx, picture); if (avctx->codec_tag == MKTAG('Y', 'V', '1', '2')) |