Workaround for ffmpeg 1.1.2 bug.

This commit is contained in:
Johns 2013-02-25 16:32:52 +01:00
parent 936566c642
commit 746746d5b7

18
codec.c
View File

@ -131,11 +131,25 @@ static enum PixelFormat Codec_get_format(AVCodecContext * video_ctx,
{
VideoDecoder *decoder;
decoder = video_ctx->opaque;
#if LIBAVCODEC_VERSION_INT == AV_VERSION_INT(54,86,100)
// this begins to stink, 1.1.2 calls get_format for each frame
// 1.1.3 has the same version, but works again
if (decoder->GetFormatDone) {
if (decoder->GetFormatDone < 10) {
++decoder->GetFormatDone;
Error
("codec/video: ffmpeg/libav buggy: get_format called again\n");
}
return *fmt; // FIXME: this is hack
}
#endif
// bug in ffmpeg 1.1.1, called with zero width or height
if (!video_ctx->width || !video_ctx->height) {
Error("codec/video: ffmpeg/libav buggy\n");
Error("codec/video: ffmpeg/libav buggy: width or height zero\n");
}
decoder = video_ctx->opaque;
decoder->GetFormatDone = 1;
return Video_get_format(decoder->HwDecoder, video_ctx, fmt);
}