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avformat/flvdec: read the correct bits into the tag type

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from the flv spec, the flvtag define the tagtype as one byte,
the spec desc is:
Reserved  UB[2] Reserved for FMS, should be 0
Filter    UB[1] Indicates if packets are filtered.
                0 = No pre-processing required.
                1 = Pre-processing (such as decryption) of the packet is
                    required before it can be rendered.
                    Shall be 0 in unencrypted files, and 1 for encrypted
tags.
                    See Annex F. FLV Encryption for the use of filters.
TagType   UB[5] Type of contents in this tag. The following types are
                defined:
                        8 = audio
                        9 = video
                        18 = script data

Signed-off-by: Steven Liu <qi.liu@chinacache.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Steven Liu 2014-09-04 20:23:19 +08:00 • committed by Michael Niedermayer
parent fe8f4c71e3
commit 03efd73082
1 changed files with 1 additions and 1 deletions
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2
libavformat/flvdec.c
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@ -777,7 +777,7 @@ static int flv_read_packet(AVFormatContext *s, AVPacket *pkt)
/* pkt size is repeated at end. skip it */
for (;; avio_skip(s->pb, 4)) {
pos = avio_tell(s->pb);
type = avio_r8(s->pb);
type = (avio_r8(s->pb) & 0x1F);
size = avio_rb24(s->pb);
dts = avio_rb24(s->pb);
dts |= avio_r8(s->pb) << 24;