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Engine: Fix some bugs with effects.

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This commit is contained in:
David Reid
2020-09-12 19:14:36 +10:00
parent 8d64b597f8
commit 5e1f653efb
2 changed files with 83 additions and 32 deletions
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research/miniaudio_engine.c
+9 -1
View File
@@ -12,11 +12,19 @@ typedef struct
ma_sound* pSound;
} sound_loaded_notification;
void on_sound_loaded(ma_async_notification* pNotification)
void on_sound_loaded(ma_async_notification* pNotification, int code)
{
sound_loaded_notification* pLoadedNotification = (sound_loaded_notification*)pNotification;
ma_uint64 lengthInPCMFrames;
if (code == MA_NOTIFICATION_INIT) {
} else if (code == MA_NOTIFICATION_COMPLETE) {
}
(void)code;
/*
This will be fired when the sound has finished loading. We should be able to retrieve the length of the sound at this point. Here we'll just set
the fade out time.
research/miniaudio_engine.h
+74 -31
View File
@@ -1049,15 +1049,30 @@ MA_API ma_result ma_slot_allocator_alloc(ma_slot_allocator* pAllocator, ma_uint6
MA_API ma_result ma_slot_allocator_free(ma_slot_allocator* pAllocator, ma_uint64 slot);
/* Notification codes for ma_async_notification. Used to allow some granularity for notification callbacks. */
#define MA_NOTIFICATION_COMPLETE 0 /* Operation has fully completed. */
#define MA_NOTIFICATION_INIT 1 /* Object has been initialized, but operation not fully completed yet. */
#define MA_NOTIFICATION_FAILED 2 /* Failed to initialize. */
/*
Notification callback for asynchronous operations.
*/
typedef void ma_async_notification;
typedef struct
{
void (* onSignal)(ma_async_notification* pNotification);
void (* onSignal)(ma_async_notification* pNotification, int code);
} ma_async_notification_callbacks;
MA_API ma_result ma_async_notification_signal(ma_async_notification* pNotification);
MA_API ma_result ma_async_notification_signal(ma_async_notification* pNotification, int code);
/*
Event Notification
This notification signals an event internally on the MA_NOTIFICATION_COMPLETE and MA_NOTIFICATION_FAILED codes. All other codes are ignored.
*/
typedef struct
{
ma_async_notification_callbacks cb;
@@ -1920,7 +1935,7 @@ MA_API ma_result ma_effect_process_pcm_frames_ex(ma_effect* pEffect, const void*
return result;
}
if (effectFormatIn == formatIn && effectChannelsIn == channelsIn && effectFormatOut == formatOut && effectChannelsOut) {
if (effectFormatIn == formatIn && effectChannelsIn == channelsIn && effectFormatOut == formatOut && effectChannelsOut == channelsOut) {
/* Fast path. No need for any data conversion. */
return ma_effect_process_pcm_frames(pEffect, pFramesIn, pFrameCountIn, pFramesOut, pFrameCountOut);
} else {
@@ -4129,7 +4144,7 @@ MA_API ma_result ma_slot_allocator_free(ma_slot_allocator* pAllocator, ma_uint64
MA_API ma_result ma_async_notification_signal(ma_async_notification* pNotification)
MA_API ma_result ma_async_notification_signal(ma_async_notification* pNotification, int code)
{
ma_async_notification_callbacks* pNotificationCallbacks = (ma_async_notification*)pNotification;
@@ -4141,11 +4156,18 @@ MA_API ma_result ma_async_notification_signal(ma_async_notification* pNotificati
return MA_NOT_IMPLEMENTED;
}
pNotificationCallbacks->onSignal(pNotification);
pNotificationCallbacks->onSignal(pNotification, code);
return MA_INVALID_ARGS;
}
static void ma_async_notification_event__on_signal(ma_async_notification* pNotification, int code)
{
if (code == MA_NOTIFICATION_COMPLETE || code == MA_NOTIFICATION_FAILED) {
ma_async_notification_event_signal((ma_async_notification_event*)pNotification);
}
}
MA_API ma_result ma_async_notification_event_init(ma_async_notification_event* pNotificationEvent)
{
ma_result result;
@@ -4154,7 +4176,7 @@ MA_API ma_result ma_async_notification_event_init(ma_async_notification_event* p
return MA_INVALID_ARGS;
}
pNotificationEvent->cb.onSignal = ma_async_notification_event_signal;
pNotificationEvent->cb.onSignal = ma_async_notification_event__on_signal;
result = ma_event_init(&pNotificationEvent->e);
if (result != MA_SUCCESS) {
@@ -4990,7 +5012,7 @@ static ma_result ma_resource_manager__init_decoder(ma_resource_manager* pResourc
return ma_decoder_init_vfs(pResourceManager->config.pVFS, pFilePath, &config, pDecoder);
}
static ma_result ma_resource_manager_data_buffer_init_connector(ma_resource_manager_data_buffer* pDataBuffer)
static ma_result ma_resource_manager_data_buffer_init_connector(ma_resource_manager_data_buffer* pDataBuffer, ma_async_notification* pNotification)
{
ma_result result;
@@ -5059,6 +5081,16 @@ static ma_result ma_resource_manager_data_buffer_init_connector(ma_resource_mana
pDataBuffer->ds.onMap = NULL;
pDataBuffer->ds.onUnmap = NULL;
}
/*
Initialization of the connector is when we can fire the MA_NOTIFICATION_INIT notification. This will give the application access to
the format/channels/rate of the data source.
*/
if (result == MA_SUCCESS) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification, MA_NOTIFICATION_INIT);
}
}
/* At this point the backend should be initialized. We do *not* want to set pDataSource->result here - that needs to be done at a higher level to ensure it's done as the last step. */
return result;
@@ -5173,14 +5205,14 @@ static ma_result ma_resource_manager_data_buffer_init_nolock(ma_resource_manager
ma_yield();
}
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer, pNotification);
if (result != MA_SUCCESS) {
ma_resource_manager_data_buffer_node_free(pDataBuffer->pResourceManager, pDataBuffer->pNode);
return result;
}
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_COMPLETE);
}
} else {
/* Slow path. The data for this buffer has not yet been initialized. The first thing to do is allocate the new data buffer and insert it into the BST. */
@@ -5217,7 +5249,7 @@ static ma_result ma_resource_manager_data_buffer_init_nolock(ma_resource_manager
pFilePathCopy = ma_copy_string(pFilePath, &pResourceManager->config.allocationCallbacks/*, MA_ALLOCATION_TYPE_TRANSIENT_STRING*/);
if (pFilePathCopy == NULL) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_COMPLETE);
}
ma_resource_manager_data_buffer_node_remove(pResourceManager, pDataBuffer->pNode);
@@ -5235,7 +5267,7 @@ static ma_result ma_resource_manager_data_buffer_init_nolock(ma_resource_manager
if (result != MA_SUCCESS) {
/* Failed to post the job to the queue. Probably ran out of space. */
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_COMPLETE);
}
ma_resource_manager_data_buffer_node_remove(pResourceManager, pDataBuffer->pNode);
@@ -5360,7 +5392,7 @@ static ma_result ma_resource_manager_data_buffer_init_nolock(ma_resource_manager
/* When loading synchronously we need to initialize the connector straight away. */
if (result == MA_SUCCESS) {
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer, pNotification);
}
pDataBuffer->pNode->result = result;
@@ -5369,7 +5401,7 @@ static ma_result ma_resource_manager_data_buffer_init_nolock(ma_resource_manager
/* If we failed to initialize make sure we fire the event and free memory. */
if (result != MA_SUCCESS) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_COMPLETE);
}
ma_resource_manager_data_buffer_node_remove(pResourceManager, pDataBuffer->pNode);
@@ -5377,10 +5409,10 @@ static ma_result ma_resource_manager_data_buffer_init_nolock(ma_resource_manager
return result;
}
/* It's not really necessary, but for completeness we'll want to fire the event if we have one in synchronous mode. */
/* We'll need to fire the event if we have one in synchronous mode. */
if (async == MA_FALSE) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_COMPLETE);
}
}
}
@@ -5636,7 +5668,17 @@ MA_API ma_result ma_resource_manager_data_buffer_get_data_format(ma_resource_man
return MA_BUSY; /* Still loading. */
}
return ma_data_source_get_data_format(ma_resource_manager_data_buffer_get_connector(pDataBuffer), pFormat, pChannels, pSampleRate);
if (pDataBuffer->connectorType == ma_resource_manager_data_buffer_connector_buffer) {
MA_ASSERT(pDataBuffer->pNode->data.type == ma_resource_manager_data_buffer_encoding_decoded);
*pFormat = pDataBuffer->pNode->data.decoded.format;
*pChannels = pDataBuffer->pNode->data.decoded.channels;
*pSampleRate = pDataBuffer->pNode->data.decoded.sampleRate;
return MA_SUCCESS;
} else {
return ma_data_source_get_data_format(&pDataBuffer->connector.decoder, pFormat, pChannels, pSampleRate);
}
}
MA_API ma_result ma_resource_manager_data_buffer_get_cursor_in_pcm_frames(ma_resource_manager_data_buffer* pDataBuffer, ma_uint64* pCursor)
@@ -5894,7 +5936,7 @@ MA_API ma_result ma_resource_manager_data_stream_init(ma_resource_manager* pReso
if (pDataStream == NULL) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_COMPLETE);
}
return MA_INVALID_ARGS;
@@ -5915,7 +5957,7 @@ MA_API ma_result ma_resource_manager_data_stream_init(ma_resource_manager* pReso
if (pResourceManager == NULL || pFilePath == NULL) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_COMPLETE);
}
return MA_INVALID_ARGS;
@@ -5927,7 +5969,7 @@ MA_API ma_result ma_resource_manager_data_stream_init(ma_resource_manager* pReso
pFilePathCopy = ma_copy_string(pFilePath, &pResourceManager->config.allocationCallbacks/*, MA_ALLOCATION_TYPE_TRANSIENT_STRING*/);
if (pFilePathCopy == NULL) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_FAILED);
}
return MA_OUT_OF_MEMORY;
@@ -5942,7 +5984,7 @@ MA_API ma_result ma_resource_manager_data_stream_init(ma_resource_manager* pReso
result = ma_resource_manager_post_job(pResourceManager, &job);
if (result != MA_SUCCESS) {
if (pNotification != NULL) {
ma_async_notification_signal(pNotification);
ma_async_notification_signal(pNotification, MA_NOTIFICATION_FAILED);
}
ma__free_from_callbacks(pFilePathCopy, &pResourceManager->config.allocationCallbacks/*, MA_ALLOCATION_TYPE_TRANSIENT_STRING*/);
@@ -6651,7 +6693,7 @@ static ma_result ma_resource_manager_process_job__load_data_buffer(ma_resource_m
pDataBuffer->pNode->data.encoded.sizeInBytes = sizeInBytes;
}
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer, pJob->loadDataBuffer.pNotification);
} else {
/* Decoding. */
ma_uint64 dataSizeInFrames;
@@ -6737,7 +6779,7 @@ static ma_result ma_resource_manager_process_job__load_data_buffer(ma_resource_m
ma_decoder_uninit(pDecoder);
ma__free_from_callbacks(pDecoder, &pResourceManager->config.allocationCallbacks/*, MA_ALLOCATION_TYPE_DECODER*/);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer, pJob->loadDataBuffer.pNotification);
goto done;
} else {
/* We've still got more to decode. We just set the result to MA_BUSY which will tell the next section below to post a paging event. */
@@ -6747,7 +6789,7 @@ static ma_result ma_resource_manager_process_job__load_data_buffer(ma_resource_m
/* If we successfully initialized and the sound is of a known length we can start initialize the connector. */
if (result == MA_SUCCESS || result == MA_BUSY) {
if (pDataBuffer->pNode->data.decoded.decodedFrameCount > 0) {
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer, pJob->loadDataBuffer.pNotification);
}
}
}
@@ -6800,7 +6842,7 @@ done:
pDataBuffer->pNode->data.decoded.decodedFrameCount = framesRead;
/* The sound is of a known length so we can go ahead and initialize the connector now. */
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer, pJob->loadDataBuffer.pNotification);
} else {
pageDataBufferJob.pageDataBuffer.isUnknownLength = MA_TRUE;
@@ -6831,7 +6873,7 @@ done:
/* Only signal the other threads after the result has been set just for cleanliness sake. */
if (pJob->loadDataBuffer.pNotification != NULL) {
ma_async_notification_signal(pJob->loadDataBuffer.pNotification);
ma_async_notification_signal(pJob->loadDataBuffer.pNotification, MA_NOTIFICATION_COMPLETE);
}
c89atomic_fetch_add_32(&pDataBuffer->pNode->executionPointer, 1);
@@ -6976,7 +7018,7 @@ static ma_result ma_resource_manager_process_job__page_data_buffer(ma_resource_m
/* If it was an unknown length, we can finally initialize the connector. For sounds of a known length, the connector was initialized when the first page was decoded in MA_JOB_LOAD_DATA_BUFFER. */
if (jobCopy.pageDataBuffer.isUnknownLength) {
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer);
result = ma_resource_manager_data_buffer_init_connector(pDataBuffer, pJob->pageDataBuffer.pCompletedNotification);
}
/* We need to set the status of the page so other things can know about it. We can only change the status away from MA_BUSY. If it's anything else it cannot be changed. */
@@ -6984,7 +7026,7 @@ static ma_result ma_resource_manager_process_job__page_data_buffer(ma_resource_m
/* We need to signal an event to indicate that we're done. */
if (jobCopy.pageDataBuffer.pCompletedNotification != NULL) {
ma_async_notification_signal(jobCopy.pageDataBuffer.pCompletedNotification);
ma_async_notification_signal(jobCopy.pageDataBuffer.pCompletedNotification, MA_NOTIFICATION_COMPLETE);
}
}
@@ -7056,7 +7098,8 @@ done:
/* Only signal the other threads after the result has been set just for cleanliness sake. */
if (pJob->loadDataStream.pNotification != NULL) {
ma_async_notification_signal(pJob->loadDataStream.pNotification);
ma_async_notification_signal(pJob->loadDataStream.pNotification, MA_NOTIFICATION_INIT);
ma_async_notification_signal(pJob->loadDataStream.pNotification, MA_NOTIFICATION_COMPLETE);
}
c89atomic_fetch_add_32(&pDataStream->executionPointer, 1);
@@ -7091,7 +7134,7 @@ static ma_result ma_resource_manager_process_job__free_data_stream(ma_resource_m
/* The event needs to be signalled last. */
if (pJob->freeDataStream.pNotification != NULL) {
ma_async_notification_signal(pJob->freeDataStream.pNotification);
ma_async_notification_signal(pJob->freeDataStream.pNotification, MA_NOTIFICATION_COMPLETE);
}
/*c89atomic_fetch_add_32(&pDataStream->executionPointer, 1);*/
@@ -8029,7 +8072,7 @@ static ma_result ma_engine_effect__on_process_pcm_frames__general(ma_engine_effe
break;
}
totalFramesProcessedIn += frameCountOutThisIteration;
totalFramesProcessedOut += frameCountOutThisIteration;
}
@@ -8112,7 +8155,7 @@ static ma_result ma_engine_effect__on_get_input_data_format(ma_effect* pEffect,
MA_ASSERT(pEffect != NULL);
if (pEngineEffect->pPreEffect != NULL) {
return ma_engine_effect__on_get_input_data_format(pEffect, pFormat, pChannels, pSampleRate);
return ma_effect_get_input_data_format(pEngineEffect->pPreEffect, pFormat, pChannels, pSampleRate);
} else {
*pFormat = pEngineEffect->converter.config.formatIn;
*pChannels = pEngineEffect->converter.config.channelsIn;