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avisynth: Fix upside down bug 

(cherry picked from commit b10ba1175d)
This commit is contained in:
chinshou 2011-09-10 05:23:17 +02:00 committed by Michael Niedermayer
parent ab2ea6415b
commit 57571f348e
1 changed files with 8 additions and 0 deletions
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8
libavformat/avisynth.c
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@ -122,6 +122,14 @@ static int avisynth_read_header(AVFormatContext *s, AVFormatParameters *ap)
st->codec->bit_rate = (uint64_t)stream->info.dwSampleSize * (uint64_t)stream->info.dwRate * 8 / (uint64_t)stream->info.dwScale;
st->codec->codec_tag = imgfmt.bmiHeader.biCompression;
st->codec->codec_id = ff_codec_get_id(ff_codec_bmp_tags, imgfmt.bmiHeader.biCompression);
if (st->codec->codec_id == CODEC_ID_RAWVIDEO && imgfmt.bmiHeader.biCompression== BI_RGB) {
st->codec->extradata = av_malloc(9 + FF_INPUT_BUFFER_PADDING_SIZE);
if (st->codec->extradata) {
st->codec->extradata_size = 9;
memcpy(st->codec->extradata, "BottomUp", 9);
}
}
st->duration = stream->info.dwLength;
}