static bool audio_frame(struct ff_frame *frame, void *opaque)
{
struct ffmpeg_source *s = opaque;
struct obs_source_audio audio_data = {0};
uint64_t pts;
// Media ended
if (frame == NULL)
return true;
pts = (uint64_t)(frame->pts * 1000000000.0L);
int channels = av_frame_get_channels(frame->frame);
for(int i = 0; i < channels; i++)
audio_data.data[i] = frame->frame->data[i];
audio_data.samples_per_sec = frame->frame->sample_rate;
audio_data.frames = frame->frame->nb_samples;
audio_data.timestamp = pts;
audio_data.format =
convert_ffmpeg_sample_format(frame->frame->format);
audio_data.speakers = channels;
obs_source_output_audio(s->source, &audio_data);
return true;
}
static bool aac_audio_info(void *data, struct audio_convert_info *info)
{
struct aac_encoder *enc = data;
memset(info, 0, sizeof(struct audio_convert_info));
info->format = convert_ffmpeg_sample_format(enc->context->sample_fmt);
return true;
}
static void init_sizes(struct aac_encoder *enc, audio_t audio)
{
const struct audio_output_info *aoi;
enum audio_format format;
aoi = audio_output_getinfo(audio);
format = convert_ffmpeg_sample_format(enc->context->sample_fmt);
enc->audio_planes = get_audio_planes(format, aoi->speakers);
enc->audio_size = get_audio_size(format, aoi->speakers, 1);
}
static void aac_audio_info(void *data, struct audio_convert_info *info)
{
struct aac_encoder *enc = data;
info->format = convert_ffmpeg_sample_format(enc->context->sample_fmt);
}
static void enc_audio_info(void *data, struct audio_convert_info *info)
{
struct enc_encoder *enc = data;
info->format = convert_ffmpeg_sample_format(enc->context->sample_fmt);
info->samples_per_sec = (uint32_t)enc->context->sample_rate;
}