static int get_receiver_output_fmt(MSFilter *f, void *arg) {
ReceiverData *d = (ReceiverData *) f->data;
MSPinFormat *pinFmt = (MSPinFormat *)arg;
PayloadType *pt = rtp_profile_get_payload(rtp_session_get_profile(d->session), rtp_session_get_send_payload_type(d->session));
pinFmt->fmt = ms_factory_get_audio_format(f->factory, pt->mime_type, pt->clock_rate, pt->channels, NULL);
return 0;
}
static void _create_decoders(MSMediaPlayer *obj) {
int sample_rate, nchannels;
switch(obj->format) {
case FILE_FORMAT_WAVE:
ms_filter_call_method(obj->player, MS_FILTER_GET_SAMPLE_RATE, &sample_rate);
ms_filter_call_method(obj->player, MS_FILTER_GET_NCHANNELS, &nchannels);
obj->audio_pin_fmt.pin = 0;
obj->audio_pin_fmt.fmt = ms_factory_get_audio_format(ms_factory_get_fallback(), "pcm", sample_rate, nchannels, NULL);
break;
case FILE_FORMAT_MATROSKA:
obj->audio_pin_fmt.pin = 1;
obj->video_pin_fmt.pin = 0;
ms_filter_call_method(obj->player, MS_FILTER_GET_OUTPUT_FMT, &obj->audio_pin_fmt);
ms_filter_call_method(obj->player, MS_FILTER_GET_OUTPUT_FMT, &obj->video_pin_fmt);
if(obj->audio_pin_fmt.fmt) {
obj->audio_decoder = ms_factory_create_decoder(ms_factory_get_fallback(), obj->audio_pin_fmt.fmt->encoding);
if(obj->audio_decoder == NULL) {
ms_error("Could not create audio decoder for %s", obj->audio_pin_fmt.fmt->encoding);
obj->audio_pin_fmt.fmt = NULL;
}
sample_rate = obj->audio_pin_fmt.fmt->rate;
nchannels = obj->audio_pin_fmt.fmt->nchannels;
ms_filter_call_method(obj->audio_decoder, MS_FILTER_SET_SAMPLE_RATE, &sample_rate);
ms_filter_call_method(obj->audio_decoder, MS_FILTER_SET_NCHANNELS, &nchannels);
}
if(obj->video_pin_fmt.fmt) {
obj->video_decoder = ms_factory_create_decoder(ms_factory_get_fallback(), obj->video_pin_fmt.fmt->encoding);
if(obj->video_decoder == NULL) {
ms_error("Could not create video decoder for %s", obj->video_pin_fmt.fmt->encoding);
obj->video_pin_fmt.fmt = NULL;
}
}
break;
default:
break;
}
}
static int rec_get_fmtp(MSFilter *f, void *arg){
RecState *d=(RecState*)f->data;
MSPinFormat *pinfmt = (MSPinFormat*)arg;
if (pinfmt->pin == 0) pinfmt->fmt = ms_factory_get_audio_format(f->factory, d->mime, d->rate, d->nchannels, NULL);
return 0;
}
