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OpenSL: Optimize some memory allocations.

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This commit is contained in:
David Reid
2026-01-17 18:00:32 +10:00
parent 70ff2591bc
commit 251e0e59e4
1 changed files with 31 additions and 19 deletions
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miniaudio.h
+31 -19
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@@ -42217,7 +42217,8 @@ static ma_result ma_device_init__opensl(ma_device* pDevice, const void* pDeviceB
#ifdef MA_ANDROID
SLDataLocator_AndroidSimpleBufferQueue queue;
SLresult resultSL;
size_t bufferSizeInBytes;
size_t bufferSizeInBytesPlayback = 0;
size_t bufferSizeInBytesCapture = 0;
SLInterfaceID itfIDs[2];
const SLboolean itfIDsRequired[] = {
SL_BOOLEAN_TRUE, /* SL_IID_ANDROIDSIMPLEBUFFERQUEUE */
@@ -42350,14 +42351,7 @@ static ma_result ma_device_init__opensl(ma_device* pDevice, const void* pDeviceB
pDescriptorCapture->periodSizeInFrames = ma_calculate_buffer_size_in_frames_from_descriptor(pDescriptorCapture, pDescriptorCapture->sampleRate);
pDeviceStateOpenSL->currentBufferIndexCapture = 0;
bufferSizeInBytes = pDescriptorCapture->periodSizeInFrames * ma_get_bytes_per_frame(pDescriptorCapture->format, pDescriptorCapture->channels) * pDescriptorCapture->periodCount;
pDeviceStateOpenSL->pBufferCapture = (ma_uint8*)ma_calloc(bufferSizeInBytes, ma_device_get_allocation_callbacks(pDevice));
if (pDeviceStateOpenSL->pBufferCapture == NULL) {
ma_device_uninit__opensl(pDevice);
ma_log_post(ma_device_get_log(pDevice), MA_LOG_LEVEL_ERROR, "[OpenSL] Failed to allocate memory for data buffer.");
return MA_OUT_OF_MEMORY;
}
MA_ZERO_MEMORY(pDeviceStateOpenSL->pBufferCapture, bufferSizeInBytes);
bufferSizeInBytesCapture = ma_align_64(pDescriptorCapture->periodSizeInFrames * ma_get_bytes_per_frame(pDescriptorCapture->format, pDescriptorCapture->channels) * pDescriptorCapture->periodCount);
}
if (deviceType == ma_device_type_playback || deviceType == ma_device_type_duplex) {
@@ -42471,16 +42465,38 @@ static ma_result ma_device_init__opensl(ma_device* pDevice, const void* pDeviceB
/* Buffer. */
pDescriptorPlayback->periodSizeInFrames = ma_calculate_buffer_size_in_frames_from_descriptor(pDescriptorPlayback, pDescriptorPlayback->sampleRate);
pDeviceStateOpenSL->currentBufferIndexPlayback = 0;
pDeviceStateOpenSL->currentBufferIndexPlayback = 0;
bufferSizeInBytes = pDescriptorPlayback->periodSizeInFrames * ma_get_bytes_per_frame(pDescriptorPlayback->format, pDescriptorPlayback->channels) * pDescriptorPlayback->periodCount;
pDeviceStateOpenSL->pBufferPlayback = (ma_uint8*)ma_calloc(bufferSizeInBytes, ma_device_get_allocation_callbacks(pDevice));
if (pDeviceStateOpenSL->pBufferPlayback == NULL) {
bufferSizeInBytesPlayback = ma_align_64(pDescriptorPlayback->periodSizeInFrames * ma_get_bytes_per_frame(pDescriptorPlayback->format, pDescriptorPlayback->channels) * pDescriptorPlayback->periodCount);
}
/* The device state allocation needs to be resized to accomodate our buffers. */
{
size_t newDeviceStateAllocSize;
ma_device_state_opensl* pNewDeviceStateOpenSL;
newDeviceStateAllocSize = 0;
newDeviceStateAllocSize += ma_align_64(sizeof(*pDeviceStateOpenSL));
newDeviceStateAllocSize += bufferSizeInBytesCapture;
newDeviceStateAllocSize += bufferSizeInBytesPlayback;
pNewDeviceStateOpenSL = (ma_device_state_opensl*)ma_realloc(pDeviceStateOpenSL, newDeviceStateAllocSize, ma_device_get_allocation_callbacks(pDevice));
if (pNewDeviceStateOpenSL == NULL) {
ma_device_uninit__opensl(pDevice);
ma_log_post(ma_device_get_log(pDevice), MA_LOG_LEVEL_ERROR, "[OpenSL] Failed to allocate memory for data buffer.");
return MA_OUT_OF_MEMORY;
}
MA_ZERO_MEMORY(pDeviceStateOpenSL->pBufferPlayback, bufferSizeInBytes);
pDeviceStateOpenSL = pNewDeviceStateOpenSL;
if (bufferSizeInBytesCapture > 0) {
pDeviceStateOpenSL->pBufferCapture = (ma_uint8*)ma_offset_ptr(pDeviceStateOpenSL, ma_align_64(sizeof(*pDeviceStateOpenSL)));
MA_ZERO_MEMORY(pDeviceStateOpenSL->pBufferCapture, bufferSizeInBytesCapture);
}
if (bufferSizeInBytesPlayback > 0) {
pDeviceStateOpenSL->pBufferPlayback = (ma_uint8*)ma_offset_ptr(pDeviceStateOpenSL, ma_align_64(sizeof(*pDeviceStateOpenSL)) + bufferSizeInBytesCapture);
MA_ZERO_MEMORY(pDeviceStateOpenSL->pBufferPlayback, bufferSizeInBytesPlayback);
}
}
result = ma_device_state_async_init(deviceType, pDescriptorPlayback, pDescriptorCapture, ma_device_get_allocation_callbacks(pDevice), &pDeviceStateOpenSL->async);
@@ -42513,8 +42529,6 @@ static void ma_device_uninit__opensl(ma_device* pDevice)
if (pDeviceStateOpenSL->pAudioRecorderObj) {
MA_OPENSL_OBJ(pDeviceStateOpenSL->pAudioRecorderObj)->Destroy(pDeviceStateOpenSL->pAudioRecorderObj);
}
ma_free(pDeviceStateOpenSL->pBufferCapture, ma_device_get_allocation_callbacks(pDevice));
}
if (deviceType == ma_device_type_playback || deviceType == ma_device_type_duplex) {
@@ -42524,8 +42538,6 @@ static void ma_device_uninit__opensl(ma_device* pDevice)
if (pDeviceStateOpenSL->pOutputMixObj) {
MA_OPENSL_OBJ(pDeviceStateOpenSL->pOutputMixObj)->Destroy(pDeviceStateOpenSL->pOutputMixObj);
}
ma_free(pDeviceStateOpenSL->pBufferPlayback, ma_device_get_allocation_callbacks(pDevice));
}
ma_device_state_async_uninit(&pDeviceStateOpenSL->async, ma_device_get_allocation_callbacks(pDevice));