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Bring up to date with changes to mini_al.

pull/413/head
David Reid 7 년 전
부모
e52f4282d6
커밋
3a96a66fdf
2개의 변경된 파일과 275개의 추가작업 그리고 197개의 파일을 삭제
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  1. +13
    -13
      src/audio.c
  2. +262
    -184
      src/external/mini_al.h

+ 13
- 13
src/audio.c 파일 보기

@ -257,7 +257,7 @@ static AudioStreamData* lastAudioStream;
static void AppendSound(SoundData* internalSound)
{
mal_mutex_lock(&context, &soundLock);
mal_mutex_lock(&soundLock);
{
if (firstSound == NULL) {
firstSound = internalSound;
@ -268,12 +268,12 @@ static void AppendSound(SoundData* internalSound)
lastSound = internalSound;
}
mal_mutex_unlock(&context, &soundLock);
mal_mutex_unlock(&soundLock);
}
static void RemoveSound(SoundData* internalSound)
{
mal_mutex_lock(&context, &soundLock);
mal_mutex_lock(&soundLock);
{
if (internalSound->prev == NULL) {
firstSound = internalSound->next;
@ -287,12 +287,12 @@ static void RemoveSound(SoundData* internalSound)
internalSound->next->prev = internalSound->prev;
}
}
mal_mutex_unlock(&context, &soundLock);
mal_mutex_unlock(&soundLock);
}
static void AppendAudioStream(AudioStreamData* internalAudioStream)
{
mal_mutex_lock(&context, &soundLock);
mal_mutex_lock(&soundLock);
{
if (firstAudioStream == NULL) {
firstAudioStream = internalAudioStream;
@ -303,12 +303,12 @@ static void AppendAudioStream(AudioStreamData* internalAudioStream)
lastAudioStream = internalAudioStream;
}
mal_mutex_unlock(&context, &soundLock);
mal_mutex_unlock(&soundLock);
}
static void RemoveAudioStream(AudioStreamData* internalAudioStream)
{
mal_mutex_lock(&context, &soundLock);
mal_mutex_lock(&soundLock);
{
if (internalAudioStream->prev == NULL) {
firstAudioStream = internalAudioStream->next;
@ -322,7 +322,7 @@ static void RemoveAudioStream(AudioStreamData* internalAudioStream)
internalAudioStream->next->prev = internalAudioStream->prev;
}
}
mal_mutex_unlock(&context, &soundLock);
mal_mutex_unlock(&soundLock);
}
@ -343,7 +343,7 @@ static mal_uint32 OnSendAudioDataToDevice(mal_device* pDevice, mal_uint32 frameC
// Using a mutex here for thread-safety which makes things not real-time. This is unlikely to be necessary for this project, but may
// want to consider how you might want to avoid this.
mal_mutex_lock(&context, &soundLock);
mal_mutex_lock(&soundLock);
{
float* pFramesOutF = (float*)pFramesOut; // <-- Just for convenience.
@ -454,7 +454,7 @@ static mal_uint32 OnSendAudioDataToDevice(mal_device* pDevice, mal_uint32 frameC
}
}
}
mal_mutex_unlock(&context, &soundLock);
mal_mutex_unlock(&soundLock);
return frameCount; // We always output the same number of frames that were originally requested.
}
@ -493,7 +493,7 @@ void InitAudioDevice(void)
// Mixing happens on a seperate thread which means we need to synchronize. I'm using a mutex here to make things simple, but may
// want to look at something a bit smarter later on to keep everything real-time, if that's necessary.
if (o">!mal_mutex_create(&context, &soundLock))
if (n">mal_mutex_init(&context, &soundLock) != MAL_SUCCESS)
{
TraceLog(LOG_ERROR, "Failed to create mutex for audio mixing");
mal_device_uninit(&device);
@ -550,7 +550,7 @@ void CloseAudioDevice(void)
return;
}
mal_mutex_delete(&context, &soundLock);
mal_mutex_uninit(&soundLock);
mal_device_uninit(&device);
mal_context_uninit(&context);
#else
@ -1573,7 +1573,7 @@ float GetMusicTimePlayed(Music music)
}
static mal_uint32 UpdateAudioStream_OnDSPRead(mal_uint32 frameCount, void* pFramesOut, void* pUserData)
static mal_uint32 UpdateAudioStream_OnDSPRead(mal_dsp* pDSP, mal_uint32 frameCount, void* pFramesOut, void* pUserData)
{
AudioStreamData* internalData = (AudioStreamData*)pUserData;

+ 262
- 184
src/external/mini_al.h 파일 보기

@ -292,21 +292,80 @@ typedef void* mal_handle;
typedef void* mal_ptr;
typedef void (* mal_proc)();
typedef struct mal_context mal_context;
typedef struct mal_device mal_device;
typedef struct
{
mal_context* pContext;
union
{
#ifdef MAL_WIN32
typedef mal_handle mal_thread;
typedef mal_handle mal_mutex;
typedef mal_handle mal_event;
#else
typedef pthread_t mal_thread;
typedef pthread_mutex_t mal_mutex;
typedef struct
struct
{
/*HANDLE*/ mal_handle hThread;
} win32;
#endif
#ifdef MAL_POSIX
struct
{
pthread_t thread;
} posix;
#endif
int _unused;
};
} mal_thread;
typedef struct
{
mal_context* pContext;
union
{
pthread_mutex_t mutex;
pthread_cond_t condition;
mal_uint32 value;
} mal_event;
#ifdef MAL_WIN32
struct
{
/*HANDLE*/ mal_handle hMutex;
} win32;
#endif
#ifdef MAL_POSIX
struct
{
pthread_mutex_t mutex;
} posix;
#endif
int _unused;
};
} mal_mutex;
typedef struct
{
mal_context* pContext;
union
{
#ifdef MAL_WIN32
struct
{
/*HANDLE*/ mal_handle hEvent;
} win32;
#endif
#ifdef MAL_POSIX
struct
{
pthread_mutex_t mutex;
pthread_cond_t condition;
mal_uint32 value;
} posix;
#endif
int _unused;
};
} mal_event;
#if defined(_MSC_VER) && !defined(_WCHAR_T_DEFINED)
typedef mal_uint16 wchar_t;
#endif
@ -393,9 +452,6 @@ typedef int mal_result;
#define MAL_WINMM_FAILED_TO_GET_DEVICE_CAPS -4096
#define MAL_WINMM_FAILED_TO_GET_SUPPORTED_FORMATS -4097
typedef struct mal_context mal_context;
typedef struct mal_device mal_device;
typedef void (* mal_log_proc) (mal_context* pContext, mal_device* pDevice, const char* message);
typedef void (* mal_recv_proc)(mal_device* pDevice, mal_uint32 frameCount, const void* pSamples);
typedef mal_uint32 (* mal_send_proc)(mal_device* pDevice, mal_uint32 frameCount, void* pSamples);
@ -481,7 +537,7 @@ typedef struct
typedef struct mal_src mal_src;
typedef mal_uint32 (* mal_src_read_proc)(mal_uint32 frameCount, void* pFramesOut, void* pUserData); // Returns the number of frames that were read.
typedef mal_uint32 (* mal_src_read_proc)(mal_src* pSRC, mal_uint32 frameCount, void* pFramesOut, void* pUserData); // Returns the number of frames that were read.
typedef enum
{
@ -530,7 +586,7 @@ struct mal_src
};
typedef struct mal_dsp mal_dsp;
typedef mal_uint32 (* mal_dsp_read_proc)(mal_uint32 frameCount, void* pSamplesOut, void* pUserData);
typedef mal_uint32 (* mal_dsp_read_proc)(mal_dsp* pDSP, mal_uint32 frameCount, void* pSamplesOut, void* pUserData);
typedef struct
{
@ -1032,7 +1088,6 @@ mal_result mal_context_uninit(mal_context* pContext);
// application ensures mutal exclusion to the output buffer at their level.
//
// Efficiency: LOW
// This API dynamically links to backend DLLs/SOs (such as dsound.dll).
mal_result mal_enumerate_devices(mal_context* pContext, mal_device_type type, mal_uint32* pCount, mal_device_info* pInfo);
// Initializes a device.
@ -1332,10 +1387,19 @@ mal_uint32 mal_convert_frames(void* pOut, mal_format formatOut, mal_uint32 chann
//
///////////////////////////////////////////////////////////////////////////////
mal_bool32 mal_mutex_create(mal_context* pContext, mal_mutex* pMutex);
void mal_mutex_delete(mal_context* pContext, mal_mutex* pMutex);
void mal_mutex_lock(mal_context* pContext, mal_mutex* pMutex);
void mal_mutex_unlock(mal_context* pContext, mal_mutex* pMutex);
// Creates a mutex.
//
// A mutex must be created from a valid context. A mutex is initially unlocked.
mal_result mal_mutex_init(mal_context* pContext, mal_mutex* pMutex);
// Deletes a mutex.
void mal_mutex_uninit(mal_mutex* pMutex);
// Locks a mutex with an infinite timeout.
void mal_mutex_lock(mal_mutex* pMutex);
// Unlocks a mutex.
void mal_mutex_unlock(mal_mutex* pMutex);
@ -1913,23 +1977,21 @@ mal_proc mal_dlsym(mal_handle handle, const char* symbol)
//
///////////////////////////////////////////////////////////////////////////////
#ifdef MAL_WIN32
mal_bool32 mal_thread_create__win32(mal_context* pContext, mal_thread* pThread, mal_thread_entry_proc entryProc, void* pData)
mal_result mal_thread_create__win32(mal_context* pContext, mal_thread* pThread, mal_thread_entry_proc entryProc, void* pData)
{
(void)pContext;
o">*pThread = CreateThread(NULL, 0, entryProc, pData, 0, NULL);
if (o">*pThread == NULL) {
return MAL_FALSE;
n">pThread->win32.hThread = CreateThread(NULL, 0, entryProc, pData, 0, NULL);
if (n">pThread->win32.hThread == NULL) {
return MAL_FAILED_TO_CREATE_THREAD;
}
return MAL_TRUE;
return MAL_SUCCESS;
}
void mal_thread_wait__win32(mal_context* pContext, mal_thread* pThread)
void mal_thread_wait__win32(mal_thread* pThread)
{
(void)pContext;
WaitForSingleObject(*pThread, INFINITE);
WaitForSingleObject(pThread->win32.hThread, INFINITE);
}
void mal_sleep__win32(mal_uint32 milliseconds)
@ -1938,71 +2000,59 @@ void mal_sleep__win32(mal_uint32 milliseconds)
}
mal_bool32 mal_mutex_create__win32(mal_context* pContext, mal_mutex* pMutex)
mal_result mal_mutex_init__win32(mal_context* pContext, mal_mutex* pMutex)
{
(void)pContext;
o">*pMutex = CreateEventA(NULL, FALSE, TRUE, NULL);
if (o">*pMutex == NULL) {
return MAL_FALSE;
n">pMutex->win32.hMutex = CreateEventA(NULL, FALSE, TRUE, NULL);
if (n">pMutex->win32.hMutex == NULL) {
return MAL_FAILED_TO_CREATE_MUTEX;
}
return MAL_TRUE;
return MAL_SUCCESS;
}
void mal_mutex_delete__win32(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_uninit__win32(mal_mutex* pMutex)
{
(void)pContext;
CloseHandle(*pMutex);
CloseHandle(pMutex->win32.hMutex);
}
void mal_mutex_lock__win32(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_lock__win32(mal_mutex* pMutex)
{
(void)pContext;
WaitForSingleObject(*pMutex, INFINITE);
WaitForSingleObject(pMutex->win32.hMutex, INFINITE);
}
void mal_mutex_unlock__win32(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_unlock__win32(mal_mutex* pMutex)
{
(void)pContext;
SetEvent(*pMutex);
SetEvent(pMutex->win32.hMutex);
}
mal_bool32 mal_event_create__win32(mal_context* pContext, mal_event* pEvent)
mal_result mal_event_init__win32(mal_context* pContext, mal_event* pEvent)
{
(void)pContext;
o">*pEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
if (o">*pEvent == NULL) {
return MAL_FALSE;
n">pEvent->win32.hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
if (n">pEvent->win32.hEvent == NULL) {
return MAL_FAILED_TO_CREATE_EVENT;
}
return MAL_TRUE;
return MAL_SUCCESS;
}
void mal_event_delete__win32(mal_context* pContext, mal_event* pEvent)
void mal_event_uninit__win32(mal_event* pEvent)
{
(void)pContext;
CloseHandle(*pEvent);
CloseHandle(pEvent->win32.hEvent);
}
mal_bool32 mal_event_wait__win32(mal_context* pContext, mal_event* pEvent)
mal_bool32 mal_event_wait__win32(mal_event* pEvent)
{
(void)pContext;
return WaitForSingleObject(*pEvent, INFINITE) == WAIT_OBJECT_0;
return WaitForSingleObject(pEvent->win32.hEvent, INFINITE) == WAIT_OBJECT_0;
}
mal_bool32 mal_event_signal__win32(mal_context* pContext, mal_event* pEvent)
mal_bool32 mal_event_signal__win32(mal_event* pEvent)
{
(void)pContext;
return SetEvent(*pEvent);
return SetEvent(pEvent->win32.hEvent);
}
#endif
@ -2021,12 +2071,17 @@ typedef int (* mal_pthread_cond_wait_proc)(pthread_cond_t *__restrict __cond, pt
mal_bool32 mal_thread_create__posix(mal_context* pContext, mal_thread* pThread, mal_thread_entry_proc entryProc, void* pData)
{
return ((mal_pthread_create_proc)pContext->posix.pthread_create)(pThread, NULL, entryProc, pData) == 0;
int result = ((mal_pthread_create_proc)pContext->posix.pthread_create)(&pThread->posix.thread, NULL, entryProc, pData);
if (result != 0) {
return MAL_FAILED_TO_CREATE_THREAD;
}
return MAL_SUCCESS;
}
void mal_thread_wait__posix(mal_context* pContext, mal_thread* pThread)
void mal_thread_wait__posix(mal_thread* pThread)
{
((mal_pthread_join_proc)pContext->posix.pthread_join)(*pThread, NULL);
((mal_pthread_join_proc)pThread->pContext->posix.pthread_join)(n">pThread->posix.thread, NULL);
}
void mal_sleep__posix(mal_uint32 milliseconds)
@ -2035,78 +2090,85 @@ void mal_sleep__posix(mal_uint32 milliseconds)
}
mal_bool32 mal_mutex_create__posix(mal_context* pContext, mal_mutex* pMutex)
mal_result mal_mutex_init__posix(mal_context* pContext, mal_mutex* pMutex)
{
return ((mal_pthread_mutex_init_proc)pContext->posix.pthread_mutex_init)(pMutex, NULL) == 0;
int result = ((mal_pthread_mutex_init_proc)pContext->posix.pthread_mutex_init)(&pMutex->posix.mutex, NULL);
if (result != 0) {
return MAL_FAILED_TO_CREATE_MUTEX;
}
return MAL_SUCCESS;
}
void mal_mutex_delete__posix(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_uninit__posix(mal_mutex* pMutex)
{
((mal_pthread_mutex_destroy_proc)pContext->posix.pthread_mutex_destroy)(pMutex);
((mal_pthread_mutex_destroy_proc)pMutex->pContext->posix.pthread_mutex_destroy)(o">&pMutex->posix.mutex);
}
void mal_mutex_lock__posix(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_lock__posix(mal_mutex* pMutex)
{
((mal_pthread_mutex_lock_proc)pContext->posix.pthread_mutex_lock)(pMutex);
((mal_pthread_mutex_lock_proc)pMutex->pContext->posix.pthread_mutex_lock)(o">&pMutex->posix.mutex);
}
void mal_mutex_unlock__posix(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_unlock__posix(mal_mutex* pMutex)
{
((mal_pthread_mutex_unlock_proc)pContext->posix.pthread_mutex_unlock)(pMutex);
((mal_pthread_mutex_unlock_proc)pMutex->pContext->posix.pthread_mutex_unlock)(o">&pMutex->posix.mutex);
}
mal_bool32 mal_event_create__posix(mal_context* pContext, mal_event* pEvent)
mal_result mal_event_init__posix(mal_context* pContext, mal_event* pEvent)
{
if (((mal_pthread_mutex_init_proc)pContext->posix.pthread_mutex_init)(&pEvent->mutex, NULL) != 0) {
return MAL_FALSE;
if (((mal_pthread_mutex_init_proc)pContext->posix.pthread_mutex_init)(&pEvent->posix.mutex, NULL) != 0) {
return MAL_FAILED_TO_CREATE_MUTEX;
}
if (((mal_pthread_cond_init_proc)pContext->posix.pthread_cond_init)(&pEvent->condition, NULL) != 0) {
return MAL_FALSE;
if (((mal_pthread_cond_init_proc)pContext->posix.pthread_cond_init)(&pEvent->posix.condition, NULL) != 0) {
return MAL_FAILED_TO_CREATE_EVENT;
}
pEvent->value = 0;
return MAL_TRUE;
pEvent->posix.value = 0;
return MAL_SUCCESS;
}
void mal_event_delete__posix(mal_context* pContext, mal_event* pEvent)
void mal_event_uninit__posix(mal_event* pEvent)
{
((mal_pthread_cond_destroy_proc)pContext->posix.pthread_cond_destroy)(&pEvent->condition);
((mal_pthread_mutex_destroy_proc)pContext->posix.pthread_mutex_destroy)(&pEvent->mutex);
((mal_pthread_cond_destroy_proc)pEvent->pContext->posix.pthread_cond_destroy)(&pEvent->posix.condition);
((mal_pthread_mutex_destroy_proc)pEvent->pContext->posix.pthread_mutex_destroy)(&pEvent->posix.mutex);
}
mal_bool32 mal_event_wait__posix(mal_context* pContext, mal_event* pEvent)
mal_bool32 mal_event_wait__posix(mal_event* pEvent)
{
((mal_pthread_mutex_lock_proc)pContext->posix.pthread_mutex_lock)(&pEvent->mutex);
((mal_pthread_mutex_lock_proc)pEvent->pContext->posix.pthread_mutex_lock)(&pEvent->posix.mutex);
{
while (pEvent->value == 0) {
((mal_pthread_cond_wait_proc)pContext->posix.pthread_cond_wait)(&pEvent->condition, &pEvent->mutex);
while (pEvent->posix.value == 0) {
((mal_pthread_cond_wait_proc)pEvent->pContext->posix.pthread_cond_wait)(&pEvent->posix.condition, &pEvent->posix.mutex);
}
pEvent->value = 0; // Auto-reset.
pEvent->posix.value = 0; // Auto-reset.
}
((mal_pthread_mutex_unlock_proc)pContext->posix.pthread_mutex_unlock)(&pEvent->mutex);
((mal_pthread_mutex_unlock_proc)pEvent->pContext->posix.pthread_mutex_unlock)(&pEvent->posix.mutex);
return MAL_TRUE;
}
mal_bool32 mal_event_signal__posix(mal_context* pContext, mal_event* pEvent)
mal_bool32 mal_event_signal__posix(mal_event* pEvent)
{
((mal_pthread_mutex_lock_proc)pContext->posix.pthread_mutex_lock)(&pEvent->mutex);
((mal_pthread_mutex_lock_proc)pEvent->pContext->posix.pthread_mutex_lock)(&pEvent->posix.mutex);
{
pEvent->value = 1;
((mal_pthread_cond_signal_proc)pContext->posix.pthread_cond_signal)(&pEvent->condition);
pEvent->posix.value = 1;
((mal_pthread_cond_signal_proc)pEvent->pContext->posix.pthread_cond_signal)(&pEvent->posix.condition);
}
((mal_pthread_mutex_unlock_proc)pContext->posix.pthread_mutex_unlock)(&pEvent->mutex);
((mal_pthread_mutex_unlock_proc)pEvent->pContext->posix.pthread_mutex_unlock)(&pEvent->posix.mutex);
return MAL_TRUE;
}
#endif
mal_bool32 mal_thread_create(mal_context* pContext, mal_thread* pThread, mal_thread_entry_proc entryProc, void* pData)
mal_result mal_thread_create(mal_context* pContext, mal_thread* pThread, mal_thread_entry_proc entryProc, void* pData)
{
if (pThread == NULL || entryProc == NULL) return MAL_FALSE;
if (pContext == NULL || pThread == NULL || entryProc == NULL) return MAL_FALSE;
pThread->pContext = pContext;
#ifdef MAL_WIN32
return mal_thread_create__win32(pContext, pThread, entryProc, pData);
@ -2116,15 +2178,15 @@ mal_bool32 mal_thread_create(mal_context* pContext, mal_thread* pThread, mal_thr
#endif
}
void mal_thread_wait(mal_context* pContext, mal_thread* pThread)
void mal_thread_wait(mal_thread* pThread)
{
if (pThread == NULL) return;
#ifdef MAL_WIN32
mal_thread_wait__win32(pContext, pThread);
mal_thread_wait__win32(pThread);
#endif
#ifdef MAL_POSIX
mal_thread_wait__posix(pContext, pThread);
mal_thread_wait__posix(pThread);
#endif
}
@ -2139,100 +2201,104 @@ void mal_sleep(mal_uint32 milliseconds)
}
mal_bool32 mal_mutex_create(mal_context* pContext, mal_mutex* pMutex)
mal_result mal_mutex_init(mal_context* pContext, mal_mutex* pMutex)
{
if (pMutex == NULL) return MAL_FALSE;
if (pContext == NULL || pMutex == NULL) return MAL_INVALID_ARGS;
pMutex->pContext = pContext;
#ifdef MAL_WIN32
return mal_mutex_create__win32(pContext, pMutex);
return mal_mutex_init__win32(pContext, pMutex);
#endif
#ifdef MAL_POSIX
return mal_mutex_create__posix(pContext, pMutex);
return mal_mutex_init__posix(pContext, pMutex);
#endif
}
void mal_mutex_delete(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_uninit(mal_mutex* pMutex)
{
if (pMutex == NULL) return;
if (pMutex == NULL || pMutex->pContext == NULL) return;
#ifdef MAL_WIN32
mal_mutex_delete__win32(pContext, pMutex);
mal_mutex_uninit__win32(pMutex);
#endif
#ifdef MAL_POSIX
mal_mutex_delete__posix(pContext, pMutex);
mal_mutex_uninit__posix(pMutex);
#endif
}
void mal_mutex_lock(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_lock(mal_mutex* pMutex)
{
if (pMutex == NULL) return;
if (pMutex == NULL || pMutex->pContext == NULL) return;
#ifdef MAL_WIN32
mal_mutex_lock__win32(pContext, pMutex);
mal_mutex_lock__win32(pMutex);
#endif
#ifdef MAL_POSIX
mal_mutex_lock__posix(pContext, pMutex);
mal_mutex_lock__posix(pMutex);
#endif
}
void mal_mutex_unlock(mal_context* pContext, mal_mutex* pMutex)
void mal_mutex_unlock(mal_mutex* pMutex)
{
if (pMutex == NULL) return;
if (pMutex == NULL || pMutex->pContext == NULL) return;
#ifdef MAL_WIN32
mal_mutex_unlock__win32(pContext, pMutex);
mal_mutex_unlock__win32(pMutex);
#endif
#ifdef MAL_POSIX
mal_mutex_unlock__posix(pContext, pMutex);
mal_mutex_unlock__posix(pMutex);
#endif
}
mal_bool32 mal_event_create(mal_context* pContext, mal_event* pEvent)
mal_result mal_event_init(mal_context* pContext, mal_event* pEvent)
{
if (pEvent == NULL) return MAL_FALSE;
if (pContext == NULL || pEvent == NULL) return MAL_FALSE;
pEvent->pContext = pContext;
#ifdef MAL_WIN32
return mal_event_create__win32(pContext, pEvent);
return mal_event_init__win32(pContext, pEvent);
#endif
#ifdef MAL_POSIX
return mal_event_create__posix(pContext, pEvent);
return mal_event_init__posix(pContext, pEvent);
#endif
}
void mal_event_delete(mal_context* pContext, mal_event* pEvent)
void mal_event_uninit(mal_event* pEvent)
{
if (pEvent == NULL) return;
if (pEvent == NULL || pEvent->pContext == NULL) return;
#ifdef MAL_WIN32
mal_event_delete__win32(pContext, pEvent);
mal_event_uninit__win32(pEvent);
#endif
#ifdef MAL_POSIX
mal_event_delete__posix(pContext, pEvent);
mal_event_uninit__posix(pEvent);
#endif
}
mal_bool32 mal_event_wait(mal_context* pContext, mal_event* pEvent)
mal_bool32 mal_event_wait(mal_event* pEvent)
{
if (pEvent == NULL) return MAL_FALSE;
if (pEvent == NULL || pEvent->pContext == NULL) return MAL_FALSE;
#ifdef MAL_WIN32
return mal_event_wait__win32(pContext, pEvent);
return mal_event_wait__win32(pEvent);
#endif
#ifdef MAL_POSIX
return mal_event_wait__posix(pContext, pEvent);
return mal_event_wait__posix(pEvent);
#endif
}
mal_bool32 mal_event_signal(mal_context* pContext, mal_event* pEvent)
mal_bool32 mal_event_signal(mal_event* pEvent)
{
if (pEvent == NULL) return MAL_FALSE;
if (pEvent == NULL || pEvent->pContext == NULL) return MAL_FALSE;
#ifdef MAL_WIN32
return mal_event_signal__win32(pContext, pEvent);
return mal_event_signal__win32(pEvent);
#endif
#ifdef MAL_POSIX
return mal_event_signal__posix(pContext, pEvent);
return mal_event_signal__posix(pEvent);
#endif
}
@ -2340,8 +2406,10 @@ static void mal_get_default_channel_mapping(mal_backend backend, mal_uint32 chan
// The callback for reading from the client -> DSP -> device.
static inline mal_uint32 mal_device__on_read_from_client(mal_uint32 frameCount, void* pFramesOut, void* pUserData)
static inline mal_uint32 mal_device__on_read_from_client(mal_dsp* pDSP, mal_uint32 frameCount, void* pFramesOut, void* pUserData)
{
(void)pDSP;
mal_device* pDevice = (mal_device*)pUserData;
mal_assert(pDevice != NULL);
@ -2354,8 +2422,10 @@ static inline mal_uint32 mal_device__on_read_from_client(mal_uint32 frameCount,
}
// The callback for reading from the device -> DSP -> client.
static inline mal_uint32 mal_device__on_read_from_device(mal_uint32 frameCount, void* pFramesOut, void* pUserData)
static inline mal_uint32 mal_device__on_read_from_device(mal_dsp* pDSP, mal_uint32 frameCount, void* pFramesOut, void* pUserData)
{
(void)pDSP;
mal_device* pDevice = (mal_device*)pUserData;
mal_assert(pDevice != NULL);
@ -2705,7 +2775,7 @@ static mal_result mal_device__main_loop__null(mal_device* pDevice)
// The SDK that comes with old versions of MSVC (VC6, for example) does not appear to define WAVEFORMATEXTENSIBLE. We
// define our own implementation in this case.
#ifndef _WAVEFORMATEXTENSIBLE_
#if defined(_MSC_VER) && !defined(_WAVEFORMATEXTENSIBLE_)
typedef struct
{
WAVEFORMATEX Format;
@ -7452,7 +7522,7 @@ mal_result mal_context_init__openal(mal_context* pContext)
libName = "libopenal.so";
#endif
#ifdef MAL_APPLE
o">// I don't own a Mac so a contribution here would be much appreciated! Just don't know what the library is called...
n">libName = "OpenAL.framework/OpenAL";
#endif
if (libName == NULL) {
return MAL_NO_BACKEND; // Don't know what the library name is called.
@ -8230,10 +8300,10 @@ mal_thread_result MAL_THREADCALL mal_worker_thread(void* pData)
// Let the other threads know that the device has stopped.
mal_device__set_state(pDevice, MAL_STATE_STOPPED);
mal_event_signal(n">pDevice->pContext, &pDevice->stopEvent);
mal_event_signal(&pDevice->stopEvent);
// We use an event to wait for a request to wake up.
mal_event_wait(n">pDevice->pContext, &pDevice->wakeupEvent);
mal_event_wait(&pDevice->wakeupEvent);
// Default result code.
pDevice->workResult = MAL_SUCCESS;
@ -8250,21 +8320,21 @@ mal_thread_result MAL_THREADCALL mal_worker_thread(void* pData)
pDevice->workResult = mal_device__start_backend(pDevice);
if (pDevice->workResult != MAL_SUCCESS) {
mal_event_signal(n">pDevice->pContext, &pDevice->startEvent);
mal_event_signal(&pDevice->startEvent);
continue;
}
// The thread that requested the device to start playing is waiting for this thread to start the
// device for real, which is now.
mal_device__set_state(pDevice, MAL_STATE_STARTED);
mal_event_signal(n">pDevice->pContext, &pDevice->startEvent);
mal_event_signal(&pDevice->startEvent);
// Now we just enter the main loop. The main loop can be broken with mal_device__break_main_loop().
mal_device__main_loop(pDevice);
}
// Make sure we aren't continuously waiting on a stop event.
mal_event_signal(n">pDevice->pContext, &pDevice->stopEvent); // <-- Is this still needed?
mal_event_signal(&pDevice->stopEvent); // <-- Is this still needed?
#ifdef MAL_WIN32
mal_CoUninitialize(pDevice->pContext);
@ -8334,7 +8404,8 @@ mal_result mal_context_init_backend_apis__nix(mal_context* pContext)
// pthread
const char* libpthreadFileNames[] = {
"libpthread.so",
"libpthread.so.0"
"libpthread.so.0",
"libpthread.dylib"
};
for (size_t i = 0; i < sizeof(libpthreadFileNames) / sizeof(libpthreadFileNames[0]); ++i) {
@ -8691,7 +8762,7 @@ mal_result mal_device_init(mal_context* pContext, mal_device_type type, mal_devi
pDevice->internalSampleRate = pDevice->sampleRate;
mal_copy_memory(pDevice->internalChannelMap, pDevice->channelMap, sizeof(pDevice->channelMap));
if (o">!mal_mutex_create(pContext, &pDevice->lock)) {
if (n">mal_mutex_init(pContext, &pDevice->lock) != MAL_SUCCESS) {
return mal_post_error(pDevice, "Failed to create mutex.", MAL_FAILED_TO_CREATE_MUTEX);
}
@ -8700,19 +8771,19 @@ mal_result mal_device_init(mal_context* pContext, mal_device_type type, mal_devi
//
// Each of these semaphores is released internally by the worker thread when the work is completed. The start
// semaphore is also used to wake up the worker thread.
if (o">!mal_event_create(pContext, &pDevice->wakeupEvent)) {
mal_mutex_delete(pContext, &pDevice->lock);
if (n">mal_event_init(pContext, &pDevice->wakeupEvent) != MAL_SUCCESS) {
mal_mutex_uninit(&pDevice->lock);
return mal_post_error(pDevice, "Failed to create worker thread wakeup event.", MAL_FAILED_TO_CREATE_EVENT);
}
if (o">!mal_event_create(pContext, &pDevice->startEvent)) {
mal_event_delete(pContext, &pDevice->wakeupEvent);
mal_mutex_delete(pContext, &pDevice->lock);
if (n">mal_event_init(pContext, &pDevice->startEvent) != MAL_SUCCESS) {
mal_event_uninit(&pDevice->wakeupEvent);
mal_mutex_uninit(&pDevice->lock);
return mal_post_error(pDevice, "Failed to create worker thread start event.", MAL_FAILED_TO_CREATE_EVENT);
}
if (o">!mal_event_create(pContext, &pDevice->stopEvent)) {
mal_event_delete(pContext, &pDevice->startEvent);
mal_event_delete(pContext, &pDevice->wakeupEvent);
mal_mutex_delete(pContext, &pDevice->lock);
if (n">mal_event_init(pContext, &pDevice->stopEvent) != MAL_SUCCESS) {
mal_event_uninit(&pDevice->startEvent);
mal_event_uninit(&pDevice->wakeupEvent);
mal_mutex_uninit(&pDevice->lock);
return mal_post_error(pDevice, "Failed to create worker thread stop event.", MAL_FAILED_TO_CREATE_EVENT);
}
@ -8809,13 +8880,13 @@ mal_result mal_device_init(mal_context* pContext, mal_device_type type, mal_devi
// Some backends don't require the worker thread.
if (pContext->backend != mal_backend_opensl) {
// The worker thread.
if (o">!mal_thread_create(pContext, &pDevice->thread, mal_worker_thread, pDevice)) {
if (mal_thread_create(pContext, &pDevice->thread, mal_worker_thread, pDevice) != MAL_SUCCESS) {
mal_device_uninit(pDevice);
return mal_post_error(pDevice, "Failed to create worker thread.", MAL_FAILED_TO_CREATE_THREAD);
}
// Wait for the worker thread to put the device into it's stopped state for real.
mal_event_wait(n">pContext, &pDevice->stopEvent);
mal_event_wait(&pDevice->stopEvent);
} else {
mal_device__set_state(pDevice, MAL_STATE_STOPPED);
}
@ -8841,14 +8912,14 @@ void mal_device_uninit(mal_device* pDevice)
// Wake up the worker thread and wait for it to properly terminate.
if (pDevice->pContext->backend != mal_backend_opensl) {
mal_event_signal(n">pDevice->pContext, &pDevice->wakeupEvent);
mal_thread_wait(n">pDevice->pContext, &pDevice->thread);
mal_event_signal(&pDevice->wakeupEvent);
mal_thread_wait(&pDevice->thread);
}
mal_event_delete(pDevice->pContext, &pDevice->stopEvent);
mal_event_delete(pDevice->pContext, &pDevice->startEvent);
mal_event_delete(pDevice->pContext, &pDevice->wakeupEvent);
mal_mutex_delete(pDevice->pContext, &pDevice->lock);
mal_event_uninit(&pDevice->stopEvent);
mal_event_uninit(&pDevice->startEvent);
mal_event_uninit(&pDevice->wakeupEvent);
mal_mutex_uninit(&pDevice->lock);
#ifdef MAL_ENABLE_WASAPI
if (pDevice->pContext->backend == mal_backend_wasapi) {
@ -8918,22 +8989,22 @@ mal_result mal_device_start(mal_device* pDevice)
if (mal_device__get_state(pDevice) == MAL_STATE_UNINITIALIZED) return mal_post_error(pDevice, "mal_device_start() called for an uninitialized device.", MAL_DEVICE_NOT_INITIALIZED);
mal_result result = MAL_ERROR;
mal_mutex_lock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_lock(&pDevice->lock);
{
// Be a bit more descriptive if the device is already started or is already in the process of starting. This is likely
// a bug with the application.
if (mal_device__get_state(pDevice) == MAL_STATE_STARTING) {
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return mal_post_error(pDevice, "mal_device_start() called while another thread is already starting it.", MAL_DEVICE_ALREADY_STARTING);
}
if (mal_device__get_state(pDevice) == MAL_STATE_STARTED) {
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return mal_post_error(pDevice, "mal_device_start() called for a device that's already started.", MAL_DEVICE_ALREADY_STARTED);
}
// The device needs to be in a stopped state. If it's not, we just let the caller know the device is busy.
if (mal_device__get_state(pDevice) != MAL_STATE_STOPPED) {
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return mal_post_error(pDevice, "mal_device_start() called while another thread is in the process of stopping it.", MAL_DEVICE_BUSY);
}
@ -8948,15 +9019,15 @@ mal_result mal_device_start(mal_device* pDevice)
#endif
// Synchronous backends.
{
mal_event_signal(n">pDevice->pContext, &pDevice->wakeupEvent);
mal_event_signal(&pDevice->wakeupEvent);
// Wait for the worker thread to finish starting the device. Note that the worker thread will be the one
// who puts the device into the started state. Don't call mal_device__set_state() here.
mal_event_wait(n">pDevice->pContext, &pDevice->startEvent);
mal_event_wait(&pDevice->startEvent);
result = pDevice->workResult;
}
}
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return result;
}
@ -8967,22 +9038,22 @@ mal_result mal_device_stop(mal_device* pDevice)
if (mal_device__get_state(pDevice) == MAL_STATE_UNINITIALIZED) return mal_post_error(pDevice, "mal_device_stop() called for an uninitialized device.", MAL_DEVICE_NOT_INITIALIZED);
mal_result result = MAL_ERROR;
mal_mutex_lock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_lock(&pDevice->lock);
{
// Be a bit more descriptive if the device is already stopped or is already in the process of stopping. This is likely
// a bug with the application.
if (mal_device__get_state(pDevice) == MAL_STATE_STOPPING) {
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return mal_post_error(pDevice, "mal_device_stop() called while another thread is already stopping it.", MAL_DEVICE_ALREADY_STOPPING);
}
if (mal_device__get_state(pDevice) == MAL_STATE_STOPPED) {
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return mal_post_error(pDevice, "mal_device_stop() called for a device that's already stopped.", MAL_DEVICE_ALREADY_STOPPED);
}
// The device needs to be in a started state. If it's not, we just let the caller know the device is busy.
if (mal_device__get_state(pDevice) != MAL_STATE_STARTED) {
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return mal_post_error(pDevice, "mal_device_stop() called while another thread is in the process of starting it.", MAL_DEVICE_BUSY);
}
@ -9004,11 +9075,11 @@ mal_result mal_device_stop(mal_device* pDevice)
// We need to wait for the worker thread to become available for work before returning. Note that the worker thread will be
// the one who puts the device into the stopped state. Don't call mal_device__set_state() here.
mal_event_wait(n">pDevice->pContext, &pDevice->stopEvent);
mal_event_wait(&pDevice->stopEvent);
result = MAL_SUCCESS;
}
}
mal_mutex_unlock(n">pDevice->pContext, &pDevice->lock);
mal_mutex_unlock(&pDevice->lock);
return result;
}
@ -9186,7 +9257,7 @@ mal_uint32 mal_src_cache_read_frames(mal_src_cache* pCache, mal_uint32 frameCoun
framesToReadFromClient = pCache->pSRC->config.cacheSizeInFrames;
}
pCache->cachedFrameCount = pCache->pSRC->onRead(framesToReadFromClient, pCache->pCachedFrames, pCache->pSRC->pUserData);
pCache->cachedFrameCount = pCache->pSRC->onRead(pCache->pSRC, framesToReadFromClient, pCache->pCachedFrames, pCache->pSRC->pUserData);
} else {
// A format conversion is required which means we need to use an intermediary buffer.
mal_uint8 pIntermediaryBuffer[sizeof(pCache->pCachedFrames)];
@ -9195,7 +9266,7 @@ mal_uint32 mal_src_cache_read_frames(mal_src_cache* pCache, mal_uint32 frameCoun
framesToReadFromClient = pCache->pSRC->config.cacheSizeInFrames;
}
pCache->cachedFrameCount = pCache->pSRC->onRead(framesToReadFromClient, pIntermediaryBuffer, pCache->pSRC->pUserData);
pCache->cachedFrameCount = pCache->pSRC->onRead(pCache->pSRC, framesToReadFromClient, pIntermediaryBuffer, pCache->pSRC->pUserData);
// Convert to f32.
mal_pcm_convert(pCache->pCachedFrames, mal_format_f32, pIntermediaryBuffer, pCache->pSRC->config.formatIn, pCache->cachedFrameCount * channels);
@ -9263,7 +9334,7 @@ mal_uint32 mal_src_read_frames_passthrough(mal_src* pSRC, mal_uint32 frameCount,
// Fast path. No need for data conversion - just pass right through.
if (pSRC->config.formatIn == pSRC->config.formatOut) {
return pSRC->onRead(frameCount, pFramesOut, pSRC->pUserData);
return pSRC->onRead(pSRC, frameCount, pFramesOut, pSRC->pUserData);
}
// Slower path. Need to do a format conversion.
@ -9276,7 +9347,7 @@ mal_uint32 mal_src_read_frames_passthrough(mal_src* pSRC, mal_uint32 frameCount,
framesToRead = frameCount;
}
mal_uint32 framesRead = pSRC->onRead(framesToRead, pStagingBuffer, pSRC->pUserData);
mal_uint32 framesRead = pSRC->onRead(pSRC, framesToRead, pStagingBuffer, pSRC->pUserData);
if (framesRead == 0) {
break;
}
@ -9791,12 +9862,14 @@ static void mal_dsp_mix_channels(float* pFramesOut, mal_uint32 channelsOut, cons
}
mal_uint32 mal_dsp__src_on_read(mal_uint32 frameCount, void* pFramesOut, void* pUserData)
mal_uint32 mal_dsp__src_on_read(mal_src* pSRC, mal_uint32 frameCount, void* pFramesOut, void* pUserData)
{
(void)pSRC;
mal_dsp* pDSP = (mal_dsp*)pUserData;
mal_assert(pDSP != NULL);
return pDSP->onRead(frameCount, pFramesOut, pDSP->pUserDataForOnRead);
return pDSP->onRead(pDSP, frameCount, pFramesOut, pDSP->pUserDataForOnRead);
}
mal_result mal_dsp_init(mal_dsp_config* pConfig, mal_dsp_read_proc onRead, void* pUserData, mal_dsp* pDSP)
@ -9899,7 +9972,7 @@ mal_uint32 mal_dsp_read_frames(mal_dsp* pDSP, mal_uint32 frameCount, void* pFram
// Fast path.
if (pDSP->isPassthrough) {
return pDSP->onRead(frameCount, pFramesOut, pDSP->pUserDataForOnRead);
return pDSP->onRead(pDSP, frameCount, pFramesOut, pDSP->pUserDataForOnRead);
}
@ -9923,7 +9996,7 @@ mal_uint32 mal_dsp_read_frames(mal_dsp* pDSP, mal_uint32 frameCount, void* pFram
framesRead = mal_src_read_frames(&pDSP->src, framesToRead, pFrames[iFrames]);
pFramesFormat[iFrames] = pDSP->src.config.formatOut; // Should always be f32.
} else {
framesRead = pDSP->onRead(framesToRead, pFrames[iFrames], pDSP->pUserDataForOnRead);
framesRead = pDSP->onRead(pDSP, framesToRead, pFrames[iFrames], pDSP->pUserDataForOnRead);
pFramesFormat[iFrames] = pDSP->config.formatIn;
}
@ -9990,8 +10063,10 @@ typedef struct
mal_uint32 iNextFrame;
} mal_convert_frames__data;
mal_uint32 mal_convert_frames__on_read(mal_uint32 frameCount, void* pFramesOut, void* pUserData)
mal_uint32 mal_convert_frames__on_read(mal_dsp* pDSP, mal_uint32 frameCount, void* pFramesOut, void* pUserData)
{
(void)pDSP;
mal_convert_frames__data* pData = (mal_convert_frames__data*)pUserData;
mal_assert(pData != NULL);
mal_assert(pData->totalFrameCount >= pData->iNextFrame);
@ -10333,9 +10408,12 @@ void mal_pcm_f32_to_s32(int* pOut, const float* pIn, unsigned int count)
// ================
//
// v0.x - 2017-xx-xx
// - API CHANGE: Expose and improve mutex APIs. If you were using the mutex APIs before this version you'll
// need to update.
// - API CHANGE: SRC and DSP callbacks now take a pointer to a mal_src and mal_dsp object respectively.
// - API CHANGE: Improvements to event and thread APIs. These changes make these APIs more consistent.
// - Add mal_convert_frames(). This is a high-level helper API for performing a one-time, bulk conversion of
// audio data to a different format.
// - Expose the mutex APIs.
//
// v0.5 - 2017-11-11
// - API CHANGE: The mal_context_init() function now takes a pointer to a mal_context_config object for

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