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Merge pull request #81508 from bluenote10/bugfix/fix_audio_stream_generator

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Alternative minimal fix for audio stream generators
This commit is contained in:
Rémi Verschelde 2023-09-20 13:09:28 +02:00
commit cc7227c98c
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GPG key ID: C3336907360768E1
1 changed files with 7 additions and 4 deletions
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11
servers/audio/effects/audio_stream_generator.cpp
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@ -143,6 +143,10 @@ void AudioStreamGeneratorPlayback::clear_buffer() {
}
int AudioStreamGeneratorPlayback::_mix_internal(AudioFrame *p_buffer, int p_frames) {
if (!active) {
return 0;
}
int read_amount = buffer.data_left();
if (p_frames < read_amount) {
read_amount = p_frames;
@ -151,16 +155,15 @@ int AudioStreamGeneratorPlayback::_mix_internal(AudioFrame *p_buffer, int p_fram
buffer.read(p_buffer, read_amount);
if (read_amount < p_frames) {
//skipped, not ideal
// Fill with zeros as fallback in case of buffer underrun.
for (int i = read_amount; i < p_frames; i++) {
p_buffer[i] = AudioFrame(0, 0);
}
skips++;
}
mixed += p_frames / generator->get_mix_rate();
return read_amount < p_frames ? read_amount : p_frames;
return p_frames;
}
float AudioStreamGeneratorPlayback::get_stream_sampling_rate() {
@ -181,7 +184,7 @@ void AudioStreamGeneratorPlayback::stop() {
}
bool AudioStreamGeneratorPlayback::is_playing() const {
return active; //always playing, can't be stopped
return active;
}
int AudioStreamGeneratorPlayback::get_loop_count() const {