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Add user data to the audio stream callback

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This commit is contained in:
JeffMyers 2026-08-17 10:51:46 -07:00
commit 9c2574a604
2 changed files with 15 additions and 4 deletions
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18
src/raudio.c
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@ -348,6 +348,7 @@ struct rAudioBuffer {
unsigned int converterResidualCount; // The number of valid frames sitting in converterResidual
AudioCallback callback; // Audio buffer callback for buffer filling on audio threads
void* userData;
rAudioProcessor *processor; // Audio processor
float volume; // Audio buffer volume
@ -374,6 +375,7 @@ struct rAudioBuffer {
// NOTE: Useful to apply effects to an AudioBuffer
struct rAudioProcessor {
AudioCallback process; // Processor callback function
void* userData;
rAudioProcessor *next; // Next audio processor on the list
rAudioProcessor *prev; // Previous audio processor on the list
};
@ -2255,11 +2257,17 @@ void SetAudioStreamBufferSizeDefault(int size)
// Audio thread callback to request new data
void SetAudioStreamCallback(AudioStream stream, AudioCallback callback)
{
SetAudioStreamCallbackEX(stream, callback, NULL);
}
void SetAudioStreamCallbackEX(AudioStream stream, AudioCallback callback, void* userData)
{
if (stream.buffer != NULL)
{
ma_mutex_lock(&AUDIO.System.lock);
stream.buffer->callback = callback;
stream.buffer->userData = userData;
ma_mutex_unlock(&AUDIO.System.lock);
}
}
@ -2273,6 +2281,7 @@ void AttachAudioStreamProcessor(AudioStream stream, AudioCallback process)
rAudioProcessor *processor = (rAudioProcessor *)RL_CALLOC(1, sizeof(rAudioProcessor));
processor->process = process;
processor->userData = stream.buffer->userData;
rAudioProcessor *last = stream.buffer->processor;
@ -2326,7 +2335,8 @@ void AttachAudioMixedProcessor(AudioCallback process)
rAudioProcessor *processor = (rAudioProcessor *)RL_CALLOC(1, sizeof(rAudioProcessor));
processor->process = process;
processor->userData = NULL;
rAudioProcessor *last = AUDIO.mixedProcessor;
while (last && last->next)
@ -2388,7 +2398,7 @@ static ma_uint32 ReadAudioBufferFramesInInternalFormat(AudioBuffer *audioBuffer,
// Using audio buffer callback
if (audioBuffer->callback)
{
audioBuffer->callback(framesOut, frameCount);
audioBuffer->callback(framesOut, frameCount, audioBuffer->userData);
audioBuffer->framesProcessed += frameCount;
return frameCount;
@ -2603,7 +2613,7 @@ static void OnSendAudioDataToDevice(ma_device *pDevice, void *pFramesOut, const
rAudioProcessor *processor = audioBuffer->processor;
while (processor)
{
processor->process(framesIn, framesJustRead);
processor->process(framesIn, framesJustRead, audioBuffer->userData);
processor = processor->next;
}
@ -2647,7 +2657,7 @@ static void OnSendAudioDataToDevice(ma_device *pDevice, void *pFramesOut, const
rAudioProcessor *processor = AUDIO.mixedProcessor;
while (processor)
{
processor->process(pFramesOut, frameCount);
processor->process(pFramesOut, frameCount, processor->userData);
processor = processor->next;
}

1
src/raylib.h
View file

@ -1744,6 +1744,7 @@ RLAPI void SetAudioStreamPitch(AudioStream stream, float pitch); // Set pit
RLAPI void SetAudioStreamPan(AudioStream stream, float pan); // Set pan for audio stream (-1.0 left, 0.0 center, 1.0 right)
RLAPI void SetAudioStreamBufferSizeDefault(int size); // Default size for new audio streams
RLAPI void SetAudioStreamCallback(AudioStream stream, AudioCallback callback); // Audio thread callback to request new data
RLAPI void SetAudioStreamCallbackEX(AudioStream stream, AudioCallback callback, void* userData); // Audio thread callback to request new data with user data
RLAPI void AttachAudioStreamProcessor(AudioStream stream, AudioCallback processor); // Attach audio stream processor to stream, receives frames x 2 samples as 'float' (stereo)
RLAPI void DetachAudioStreamProcessor(AudioStream stream, AudioCallback processor); // Detach audio stream processor from stream