#include <sys/select.h>
#include "libavutil/log.h"
+#include "libavutil/opt.h"
#include "libavcodec/avcodec.h"
-#include "libavformat/avformat.h"
+#include "avdevice.h"
#define AUDIO_BLOCK_SIZE 4096
typedef struct {
+ AVClass *class;
int fd;
int sample_rate;
int channels;
fcntl(audio_fd, F_SETFL, O_NONBLOCK);
s->frame_size = AUDIO_BLOCK_SIZE;
-#if 0
- tmp = (NB_FRAGMENTS << 16) | FRAGMENT_BITS;
- err = ioctl(audio_fd, SNDCTL_DSP_SETFRAGMENT, &tmp);
- if (err < 0) {
- perror("SNDCTL_DSP_SETFRAGMENT");
- }
-#endif
/* select format : favour native format */
err = ioctl(audio_fd, SNDCTL_DSP_GETFMTS, &tmp);
AVStream *st;
int ret;
- if (ap->sample_rate <= 0 || ap->channels <= 0)
- return -1;
-
st = av_new_stream(s1, 0);
if (!st) {
return AVERROR(ENOMEM);
}
- s->sample_rate = ap->sample_rate;
- s->channels = ap->channels;
ret = audio_open(s1, 0, s1->filename);
if (ret < 0) {
}
#if CONFIG_OSS_INDEV
+static const AVOption options[] = {
+ { "sample_rate", "", offsetof(AudioData, sample_rate), FF_OPT_TYPE_INT, {.dbl = 48000}, 1, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
+ { "channels", "", offsetof(AudioData, channels), FF_OPT_TYPE_INT, {.dbl = 2}, 1, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
+ { NULL },
+};
+
+static const AVClass oss_demuxer_class = {
+ .class_name = "OSS demuxer",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
AVInputFormat ff_oss_demuxer = {
"oss",
NULL_IF_CONFIG_SMALL("Open Sound System capture"),
audio_read_packet,
audio_read_close,
.flags = AVFMT_NOFILE,
+ .priv_class = &oss_demuxer_class,
};
#endif