#include <alsa/asoundlib.h>
+#include "libavformat/internal.h"
#include "avdevice.h"
#include "alsa-audio.h"
st->codec->sample_rate, sample_rate);
goto fail;
}
+ avpriv_set_pts_info(st, 64, 1, sample_rate);
return res;
return 0;
}
+static void
+audio_get_output_timestamp(AVFormatContext *s1, int stream,
+ int64_t *dts, int64_t *wall)
+{
+ AlsaData *s = s1->priv_data;
+ snd_pcm_sframes_t delay = 0;
+ *wall = av_gettime();
+ snd_pcm_delay(s->h, &delay);
+ *dts = s1->streams[0]->cur_dts - delay;
+}
+
AVOutputFormat ff_alsa_muxer = {
- "alsa",
- NULL_IF_CONFIG_SMALL("ALSA audio output"),
- "",
- "",
- sizeof(AlsaData),
- DEFAULT_CODEC_ID,
- CODEC_ID_NONE,
- audio_write_header,
- audio_write_packet,
- ff_alsa_close,
- .flags = AVFMT_NOFILE,
+ .name = "alsa",
+ .long_name = NULL_IF_CONFIG_SMALL("ALSA audio output"),
+ .priv_data_size = sizeof(AlsaData),
+ .audio_codec = DEFAULT_CODEC_ID,
+ .video_codec = CODEC_ID_NONE,
+ .write_header = audio_write_header,
+ .write_packet = audio_write_packet,
+ .write_trailer = ff_alsa_close,
+ .get_output_timestamp = audio_get_output_timestamp,
+ .flags = AVFMT_NOFILE,
};