decode_video_format(video_format, &width, &height, &second_field_start, &extra_lines_top, &extra_lines_bottom,
&frame_rate_nom, &frame_rate_den, &interlaced); // Ignore return value for now.
- int64_t frame_length = TIMEBASE * frame_rate_den / frame_rate_nom;
+ int64_t frame_length = int64_t(TIMEBASE * frame_rate_den) / frame_rate_nom;
size_t num_samples = (audio_frame.len >= audio_offset) ? (audio_frame.len - audio_offset) / 8 / 3 : 0;
if (num_samples > OUTPUT_FREQUENCY / 10) {
}
// Resample the audio as needed, including from previously dropped frames.
+ assert(num_cards > 0);
for (unsigned frame_num = 0; frame_num < card_copy[0].dropped_frames + 1; ++frame_num) {
{
// Signal to the audio thread to process this frame.
{
vector<float> samples_card;
vector<float> samples_out;
+
+ // TODO: Allow mixing audio from several sources.
+ unsigned selected_audio_card = theme->map_signal(audio_source_channel);
+ assert(selected_audio_card < num_cards);
+
for (unsigned card_index = 0; card_index < num_cards; ++card_index) {
samples_card.resize(num_samples * 2);
{
printf("Card %d reported previous underrun.\n", card_index);
}
}
- // TODO: Allow using audio from the other card(s) as well.
- if (card_index == 0) {
+ if (card_index == selected_audio_card) {
samples_out = move(samples_card);
}
}
peak_resampler.process();
size_t out_stereo_samples = interpolated_samples_out.size() / 2 - peak_resampler.out_count;
peak = max<float>(peak, find_peak(interpolated_samples_out.data(), out_stereo_samples * 2));
+ peak_resampler.out_data = nullptr;
}
// At this point, we are most likely close to +0 LU, but all of our