diff options
author | Anton Khirnov <anton@khirnov.net> | 2014-08-28 14:13:25 +0400 |
---|---|---|
committer | Anton Khirnov <anton@khirnov.net> | 2014-11-06 11:02:25 +0300 |
commit | 7784f47762d59e859b4d0f74b3e021ad9368ee2c (patch) | |
tree | 41486f3a547794d187e4261a8716e4e7900aa38d /libavformat/oggparseflac.c | |
parent | 56dc46a1893251e74be1ad63e54fb38d754bb1fe (diff) |
lavf: stop using avpriv_flac_parse_streaminfo()
The only parameters needed by the demuxers are the sample rate and sample
count, which can be trivially extracted manually, without resorting to
an avpriv function.
Diffstat (limited to 'libavformat/oggparseflac.c')
-rw-r--r-- | libavformat/oggparseflac.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/libavformat/oggparseflac.c b/libavformat/oggparseflac.c index f9c15f9a6d..57bba68079 100644 --- a/libavformat/oggparseflac.c +++ b/libavformat/oggparseflac.c @@ -34,7 +34,6 @@ flac_header (AVFormatContext * s, int idx) struct ogg_stream *os = ogg->streams + idx; AVStream *st = s->streams[idx]; GetBitContext gb; - FLACStreaminfo si; int mdt; if (os->buf[os->pstart] == 0xff) @@ -46,6 +45,8 @@ flac_header (AVFormatContext * s, int idx) if (mdt == OGG_FLAC_METADATA_TYPE_STREAMINFO) { uint8_t *streaminfo_start = os->buf + os->pstart + 5 + 4 + 4 + 4; + uint32_t samplerate; + skip_bits_long(&gb, 4*8); /* "FLAC" */ if(get_bits(&gb, 8) != 1) /* unsupported major version */ return -1; @@ -56,8 +57,6 @@ flac_header (AVFormatContext * s, int idx) if (get_bits_long(&gb, 32) != FLAC_STREAMINFO_SIZE) return -1; - avpriv_flac_parse_streaminfo(st->codec, &si, streaminfo_start); - st->codec->codec_type = AVMEDIA_TYPE_AUDIO; st->codec->codec_id = AV_CODEC_ID_FLAC; st->need_parsing = AVSTREAM_PARSE_HEADERS; @@ -67,7 +66,11 @@ flac_header (AVFormatContext * s, int idx) memcpy(st->codec->extradata, streaminfo_start, FLAC_STREAMINFO_SIZE); st->codec->extradata_size = FLAC_STREAMINFO_SIZE; - avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate); + samplerate = AV_RB24(st->codec->extradata + 10) >> 4; + if (!samplerate) + return AVERROR_INVALIDDATA; + + avpriv_set_pts_info(st, 64, 1, samplerate); } else if (mdt == FLAC_METADATA_TYPE_VORBIS_COMMENT) { ff_vorbis_stream_comment(s, st, os->buf + os->pstart + 4, os->psize - 4); } |