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author | Alexandra Hájková <alexandra.khirnova@gmail.com> | 2015-07-24 11:22:56 +0200 |
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committer | Anton Khirnov <anton@khirnov.net> | 2015-07-27 07:50:32 +0200 |
commit | 9e8627a1ff9207b9e272d248da2e1bd0cc6fe2fe (patch) | |
tree | c16b387b51caa07b026732fbf1f50bcc9600a9bf /libavformat | |
parent | 65c14801527068fcaf729eeffc142ffd4682a21a (diff) | |
download | ffmpeg-streaming-9e8627a1ff9207b9e272d248da2e1bd0cc6fe2fe.zip ffmpeg-streaming-9e8627a1ff9207b9e272d248da2e1bd0cc6fe2fe.tar.gz |
asfdec: interpret the first flag in an asf packet as length flag
if the error correction flag is not set, a packet starts with payload
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Diffstat (limited to 'libavformat')
-rw-r--r-- | libavformat/asfdec.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c index 752d45c..642ccb2 100644 --- a/libavformat/asfdec.c +++ b/libavformat/asfdec.c @@ -1308,12 +1308,14 @@ static int asf_read_packet_header(AVFormatContext *s) asf->packet_offset = avio_tell(pb); error_flags = avio_r8(pb); // read Error Correction Flags - if (error_flags & ASF_PACKET_FLAG_ERROR_CORRECTION_PRESENT) + if (error_flags & ASF_PACKET_FLAG_ERROR_CORRECTION_PRESENT) { if (!(error_flags & ASF_ERROR_CORRECTION_LENGTH_TYPE)) { size = error_flags & ASF_PACKET_ERROR_CORRECTION_DATA_SIZE; avio_skip(pb, size); } - len_flags = avio_r8(pb); + len_flags = avio_r8(pb); + } else + len_flags = error_flags; asf->prop_flags = avio_r8(pb); READ_LEN(len_flags & ASF_PPI_MASK_PACKET_LENGTH_FIELD_SIZE, ASF_PPI_FLAG_PACKET_LENGTH_FIELD_, asf->packet_size_internal); |