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Fix issues in ancient ffmpeg versions (Eg. Ubuntu Precise)

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rdb 2017-01-08 17:50:48 -05:00
parent 58c1581c0c
commit 72a1a9820b
1 changed files with 8 additions and 1 deletions
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9
panda/src/ffmpeg/ffmpegVideoCursor.cxx
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@ -40,6 +40,10 @@ PStatCollector FfmpegVideoCursor::_export_frame_pcollector("*:FFMPEG Convert Vid
#define AVMEDIA_TYPE_VIDEO CODEC_TYPE_VIDEO
#endif
#if LIBAVCODEC_VERSION_MAJOR < 54
#define AV_CODEC_ID_VP8 CODEC_ID_VP8
#endif
#if LIBAVUTIL_VERSION_INT < AV_VERSION_INT(51, 74, 100)
#define AV_PIX_FMT_NONE PIX_FMT_NONE
#define AV_PIX_FMT_BGR24 PIX_FMT_BGR24
@ -116,6 +120,7 @@ init_from(FfmpegVideo *source) {
_eof_known = false;
_eof_frame = 0;
#if LIBAVUTIL_VERSION_MAJOR >= 52
// Check if we got an alpha format. Please note that some video codecs
// (eg. libvpx) change the pix_fmt after decoding the first frame, which is
// why we didn't do this earlier.
@ -123,7 +128,9 @@ init_from(FfmpegVideo *source) {
if (desc && (desc->flags & AV_PIX_FMT_FLAG_ALPHA) != 0) {
_num_components = 4;
_pixel_format = (int)AV_PIX_FMT_BGRA;
} else {
} else
#endif
{
_num_components = 3;
_pixel_format = (int)AV_PIX_FMT_BGR24;
}