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| author | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2016-09-02 17:10:57 +0200 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2016-09-03 13:25:54 +0200 |
| commit | cef5bc0e6e2320d3903cf063d59cef83e91dbc3c (patch) | |
| tree | 1547814be4f22267d642960443e6cf58fa2aa815 /libavcodec/mjpegdec.c | |
| parent | 39f75645c801974bd6e325688f72d4626610f356 (diff) | |
| download | ffmpeg-cef5bc0e6e2320d3903cf063d59cef83e91dbc3c.tar.gz | |
lavc/mjpegdec: Do not skip reading quantization tables.
They may contain 0xFFs, confusing the start code finding algorithm.
Fixes ticket #5819.
Diffstat (limited to 'libavcodec/mjpegdec.c')
| -rw-r--r-- | libavcodec/mjpegdec.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index 633a8f02c0..0645a1d2ac 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -2119,6 +2119,8 @@ int ff_mjpeg_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, ret = mjpeg_decode_com(s); if (ret < 0) return ret; + } else if (start_code == DQT) { + ff_mjpeg_decode_dqt(s); } ret = -1; @@ -2151,9 +2153,6 @@ int ff_mjpeg_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, s->restart_count = 0; /* nothing to do on SOI */ break; - case DQT: - ff_mjpeg_decode_dqt(s); - break; case DHT: if ((ret = ff_mjpeg_decode_dht(s)) < 0) { av_log(avctx, AV_LOG_ERROR, "huffman table decode error\n"); |