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Merge pull request #86539 from stechyo/gdext/expose-audio-playback-methods

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Expose some AudioStreamPlayback methods (namely `mix_audio()`).
This commit is contained in:
Thaddeus Crews
2024-10-24 13:22:35 -05:00
parent 3b70a96164 c32f72f7fa
commit 8c52533aed
3 changed files with 97 additions and 0 deletions
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43
servers/audio/audio_stream.cpp
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@ -76,6 +76,42 @@ int AudioStreamPlayback::mix(AudioFrame *p_buffer, float p_rate_scale, int p_fra
return ret;
}
PackedVector2Array AudioStreamPlayback::_mix_audio_bind(float p_rate_scale, int p_frames) {
Vector<AudioFrame> frames = mix_audio(p_rate_scale, p_frames);
PackedVector2Array res;
res.resize(frames.size());
Vector2 *res_ptrw = res.ptrw();
for (int i = 0; i < frames.size(); i++) {
res_ptrw[i] = Vector2(frames[i].left, frames[i].right);
}
return res;
}
Vector<AudioFrame> AudioStreamPlayback::mix_audio(float p_rate_scale, int p_frames) {
Vector<AudioFrame> res;
res.resize(p_frames);
int frames = mix(res.ptrw(), p_rate_scale, p_frames);
res.resize(frames);
return res;
}
void AudioStreamPlayback::start_playback(double p_from_pos) {
start(p_from_pos);
}
void AudioStreamPlayback::stop_playback() {
stop();
}
void AudioStreamPlayback::seek_playback(double p_time) {
seek(p_time);
}
void AudioStreamPlayback::tag_used_streams() {
GDVIRTUAL_CALL(_tag_used_streams);
}
@ -108,6 +144,13 @@ void AudioStreamPlayback::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_sample_playback", "playback_sample"), &AudioStreamPlayback::set_sample_playback);
ClassDB::bind_method(D_METHOD("get_sample_playback"), &AudioStreamPlayback::get_sample_playback);
ClassDB::bind_method(D_METHOD("mix_audio", "rate_scale", "frames"), &AudioStreamPlayback::_mix_audio_bind);
ClassDB::bind_method(D_METHOD("start", "from_pos"), &AudioStreamPlayback::start_playback, DEFVAL(0.0));
ClassDB::bind_method(D_METHOD("seek", "time"), &AudioStreamPlayback::seek_playback, DEFVAL(0.0));
ClassDB::bind_method(D_METHOD("stop"), &AudioStreamPlayback::stop_playback);
ClassDB::bind_method(D_METHOD("get_loop_count"), &AudioStreamPlayback::get_loop_count);
ClassDB::bind_method(D_METHOD("get_playback_position"), &AudioStreamPlayback::get_playback_position);
ClassDB::bind_method(D_METHOD("is_playing"), &AudioStreamPlayback::is_playing);
}
AudioStreamPlayback::AudioStreamPlayback() {}