#include "libavutil/opt.h"
#include "libavutil/avassert.h"
-#define RAW_SAMPLES 1024
-
typedef struct PCMAudioDemuxerContext {
AVClass *class;
int sample_rate;
return 0;
}
-static int pcm_read_packet(AVFormatContext *s, AVPacket *pkt)
-{
- int ret, size, bps;
- // AVStream *st = s->streams[0];
-
- size= RAW_SAMPLES*s->streams[0]->codec->block_align;
-
- ret= av_get_packet(s->pb, pkt, size);
-
- pkt->flags &= ~AV_PKT_FLAG_CORRUPT;
- pkt->stream_index = 0;
- if (ret < 0)
- return ret;
-
- bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
- av_assert1(bps); // if false there IS a bug elsewhere (NOT in this function)
- pkt->dts=
- pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
-
- return ret;
-}
-
static const AVOption pcm_options[] = {
{ "sample_rate", "", offsetof(PCMAudioDemuxerContext, sample_rate), AV_OPT_TYPE_INT, {.i64 = 44100}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
{ "channels", "", offsetof(PCMAudioDemuxerContext, channels), AV_OPT_TYPE_INT, {.i64 = 1}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
.long_name = NULL_IF_CONFIG_SMALL(long_name_), \
.priv_data_size = sizeof(PCMAudioDemuxerContext), \
.read_header = pcm_read_header, \
- .read_packet = pcm_read_packet, \
+ .read_packet = ff_pcm_read_packet, \
.read_seek = ff_pcm_read_seek, \
.flags = AVFMT_GENERIC_INDEX, \
.extensions = ext, \