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fix(audio): add seamless playback for repeating audio (#597)

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Scott Percival 2022-04-24 12:42:24 +00:00 committed by GitHub
parent 5106ba5307
commit ba602a0a4d
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 23 additions and 9 deletions
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24
src/helper/audio/audio.cpp
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@ -327,6 +327,11 @@ namespace Soundux::Objects
ma_uint64 readFrames{}; ma_uint64 readFrames{};
ma_decoder_read_pcm_frames(sound->raw.decoder, output, frameCount, &readFrames); ma_decoder_read_pcm_frames(sound->raw.decoder, output, frameCount, &readFrames);
if (sound->repeat && !sound->shouldSeek && readFrames == 0)
{
ma_decoder_seek_to_pcm_frame(sound->raw.decoder, 0);
ma_decoder_read_pcm_frames(sound->raw.decoder, output, frameCount, &readFrames);
}
if (sound->shouldSeek) if (sound->shouldSeek)
{ {
@ -338,20 +343,29 @@ namespace Soundux::Objects
Globals::gAudio.onSoundProgressed(sound, readFrames); Globals::gAudio.onSoundProgressed(sound, readFrames);
} }
if (readFrames <= 0) if (sound->repeat && !sound->shouldSeek && readFrames < frameCount)
{ {
if (sound->repeat) while (frameCount > 0 && readFrames > 0)
{ {
frameCount -= readFrames;
ma_decoder_seek_to_pcm_frame(sound->raw.decoder, 0); ma_decoder_seek_to_pcm_frame(sound->raw.decoder, 0);
Globals::gAudio.onSoundSeeked(sound, 0); output = reinterpret_cast<void *>(
reinterpret_cast<ma_uint8 *>(output) +
readFrames * ma_get_bytes_per_frame(sound->raw.decoder.load()->outputFormat,
sound->raw.decoder.load()->outputChannels));
ma_decoder_read_pcm_frames(sound->raw.decoder, output, frameCount, &readFrames);
if (readFrames == frameCount)
break;
} }
else
Globals::gAudio.onSoundSeeked(sound, readFrames);
}
else if (readFrames <= 0)
{ {
Globals::gQueue.push_unique(reinterpret_cast<std::uintptr_t>(device), Globals::gQueue.push_unique(reinterpret_cast<std::uintptr_t>(device),
[sound = *sound] { Globals::gAudio.onFinished(sound); }); [sound = *sound] { Globals::gAudio.onFinished(sound); });
} }
} }
}
std::vector<AudioDevice> Audio::getAudioDevices() std::vector<AudioDevice> Audio::getAudioDevices()
{ {
std::string defaultName; std::string defaultName;