AerialX/openal-soft-android
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Make the buffer queue a double-linked list

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This commit is contained in:
Chris Robinson 2010-11-25 18:30:57 -08:00
parent 6e3a6f90e9
commit 596514f7aa
2 changed files with 7 additions and 0 deletions
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1
OpenAL32/Include/alSource.h
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@ -25,6 +25,7 @@ typedef struct ALbufferlistitem
{ {
struct ALbuffer *buffer; struct ALbuffer *buffer;
struct ALbufferlistitem *next; struct ALbufferlistitem *next;
struct ALbufferlistitem *prev;
} ALbufferlistitem; } ALbufferlistitem;
typedef struct ALsource typedef struct ALsource

6
OpenAL32/alSource.c
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@ -550,6 +550,7 @@ AL_API ALvoid AL_APIENTRY alSourcei(ALuint source,ALenum eParam,ALint lValue)
BufferListItem = malloc(sizeof(ALbufferlistitem)); BufferListItem = malloc(sizeof(ALbufferlistitem));
BufferListItem->buffer = buffer; BufferListItem->buffer = buffer;
BufferListItem->next = NULL; BufferListItem->next = NULL;
BufferListItem->prev = NULL;
Source->queue = BufferListItem; Source->queue = BufferListItem;
Source->BuffersInQueue = 1; Source->BuffersInQueue = 1;
@ -1621,6 +1622,7 @@ AL_API ALvoid AL_APIENTRY alSourceQueueBuffers(ALuint source, ALsizei n, const A
BufferListStart = malloc(sizeof(ALbufferlistitem)); BufferListStart = malloc(sizeof(ALbufferlistitem));
BufferListStart->buffer = buffer; BufferListStart->buffer = buffer;
BufferListStart->next = NULL; BufferListStart->next = NULL;
BufferListStart->prev = NULL;
// Increment reference counter for buffer // Increment reference counter for buffer
if(buffer) buffer->refcount++; if(buffer) buffer->refcount++;
@ -1634,6 +1636,7 @@ AL_API ALvoid AL_APIENTRY alSourceQueueBuffers(ALuint source, ALsizei n, const A
BufferList->next = malloc(sizeof(ALbufferlistitem)); BufferList->next = malloc(sizeof(ALbufferlistitem));
BufferList->next->buffer = buffer; BufferList->next->buffer = buffer;
BufferList->next->next = NULL; BufferList->next->next = NULL;
BufferList->next->prev = BufferList;
// Increment reference counter for buffer // Increment reference counter for buffer
if(buffer) buffer->refcount++; if(buffer) buffer->refcount++;
@ -1655,6 +1658,7 @@ AL_API ALvoid AL_APIENTRY alSourceQueueBuffers(ALuint source, ALsizei n, const A
BufferList = BufferList->next; BufferList = BufferList->next;
BufferList->next = BufferListStart; BufferList->next = BufferListStart;
BufferList->next->prev = BufferList;
} }
// Update number of buffers in queue // Update number of buffers in queue
@ -1719,6 +1723,8 @@ AL_API ALvoid AL_APIENTRY alSourceUnqueueBuffers( ALuint source, ALsizei n, ALui
free(BufferList); free(BufferList);
Source->BuffersInQueue--; Source->BuffersInQueue--;
} }
if(Source->queue)
Source->queue->prev = NULL;
if(Source->state != AL_PLAYING) if(Source->state != AL_PLAYING)
{ {