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Add backward looping support to AudioStreamSample (wav files)

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This commit is contained in:
MrCdK
2018-10-28 19:37:14 +01:00
parent 970b58148f
commit b2bfcb53d6
4 changed files with 21 additions and 6 deletions
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7
scene/resources/audio_stream_sample.cpp
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@@ -249,6 +249,10 @@ void AudioStreamPlaybackSample::mix(AudioFrame *p_buffer, float p_rate_scale, in
int32_t todo = p_frames;
if (base->loop_mode == AudioStreamSample::LOOP_BACKWARD) {
sign = -1;
}
float base_rate = AudioServer::get_singleton()->get_mix_rate();
float srate = base->mix_rate;
srate *= p_rate_scale;
@@ -621,7 +625,7 @@ void AudioStreamSample::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::POOL_BYTE_ARRAY, "data", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR), "set_data", "get_data");
ADD_PROPERTY(PropertyInfo(Variant::INT, "format", PROPERTY_HINT_ENUM, "8-Bit,16-Bit,IMA-ADPCM"), "set_format", "get_format");
ADD_PROPERTY(PropertyInfo(Variant::INT, "loop_mode", PROPERTY_HINT_ENUM, "Disabled,Forward,Ping-Pong"), "set_loop_mode", "get_loop_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "loop_mode", PROPERTY_HINT_ENUM, "Disabled,Forward,Ping-Pong,Backward"), "set_loop_mode", "get_loop_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "loop_begin"), "set_loop_begin", "get_loop_begin");
ADD_PROPERTY(PropertyInfo(Variant::INT, "loop_end"), "set_loop_end", "get_loop_end");
ADD_PROPERTY(PropertyInfo(Variant::INT, "mix_rate"), "set_mix_rate", "get_mix_rate");
@@ -634,6 +638,7 @@ void AudioStreamSample::_bind_methods() {
BIND_ENUM_CONSTANT(LOOP_DISABLED);
BIND_ENUM_CONSTANT(LOOP_FORWARD);
BIND_ENUM_CONSTANT(LOOP_PING_PONG);
BIND_ENUM_CONSTANT(LOOP_BACKWARD);
}
AudioStreamSample::AudioStreamSample() {