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audec: use ff_pcm_read_packet()

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2012-12-03 17:30:02 +00:00
parent a647eb5a87
commit c090b5427d
1 changed files with 2 additions and 21 deletions
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23
libavformat/au.c
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@ -170,39 +170,20 @@ static int au_read_header(AVFormatContext *s)
st->codec->codec_id = codec;
st->codec->channels = channels;
st->codec->sample_rate = rate;
st->codec->block_align = FFMAX(bps * st->codec->channels / 8, 1);
if (data_size != AU_UNKNOWN_SIZE)
st->duration = (((int64_t)data_size)<<3) / (st->codec->channels * (int64_t)bps);
avpriv_set_pts_info(st, 64, 1, rate);
return 0;
}
#define BLOCK_SIZE 1024
static int au_read_packet(AVFormatContext *s,
AVPacket *pkt)
{
int ret;
int bpcs = av_get_bits_per_sample(s->streams[0]->codec->codec_id);
if (!bpcs)
return AVERROR(EINVAL);
ret= av_get_packet(s->pb, pkt, BLOCK_SIZE *
s->streams[0]->codec->channels *
bpcs >> 3);
if (ret < 0)
return ret;
pkt->flags &= ~AV_PKT_FLAG_CORRUPT;
pkt->stream_index = 0;
return 0;
}
#if CONFIG_AU_DEMUXER
AVInputFormat ff_au_demuxer = {
.name = "au",
.long_name = NULL_IF_CONFIG_SMALL("Sun AU"),
.read_probe = au_probe,
.read_header = au_read_header,
.read_packet = au_read_packet,
.read_packet = ff_pcm_read_packet,
.read_seek = ff_pcm_read_seek,
.codec_tag = (const AVCodecTag* const []){ codec_au_tags, 0 },
};