void unprotect()
{
if(alcSetThreadContext)
{
if(alcSetThreadContext(old_ctx) == ALC_FALSE)
alcSetThreadContext(NULL);
}
}
void StopStream(alureStream *stream)
{
EnterCriticalSection(&cs_StreamPlay);
std::list<AsyncPlayEntry>::iterator i = AsyncPlayList.begin(),
end = AsyncPlayList.end();
while(i != end)
{
if(i->stream == stream)
{
AsyncPlayEntry ent(*i);
AsyncPlayList.erase(i);
ALCcontext *old_ctx = (alcGetThreadContext ?
alcGetThreadContext() : NULL);
if(alcSetThreadContext)
{
if(alcSetThreadContext(ent.ctx) == ALC_FALSE)
goto ctx_err;
}
alSourceStop(ent.source);
alSourcei(ent.source, AL_BUFFER, 0);
alDeleteBuffers(ent.buffers.size(), &ent.buffers[0]);
alGetError();
if(alcSetThreadContext)
{
if(alcSetThreadContext(old_ctx) == ALC_FALSE)
alcSetThreadContext(NULL);
}
ctx_err:
if(ent.eos_callback)
ent.eos_callback(ent.user_data, ent.source);
break;
}
i++;
}
LeaveCriticalSection(&cs_StreamPlay);
}
/* Thread-local context functions */
static ALCboolean CDECL wine_alcSetThreadContext(ALCcontext *context)
{
EnterCriticalSection(&openal_cs);
if(alcSetThreadContext(context) == ALC_FALSE)
{
WARN("Failed to make context %p current\n", context);
LeaveCriticalSection(&openal_cs);
return ALC_FALSE;
}
if(context && !loaded_procs)
{
loaded_procs = AL_TRUE;
LoadProcs();
}
LeaveCriticalSection(&openal_cs);
return ALC_TRUE;
}
/* Function: alureUpdate
*
* Updates the running list of streams, and checks for stopped sources. This
* makes sure that sources played with <alurePlaySourceStream> are kept fed
* from their associated stream, and sources played with <alurePlaySource> are
* still playing. It will call their callbacks as needed.
*
* *Version Added*: 1.1
*
* See Also:
* <alurePlaySourceStream>, <alurePlaySource>
*/
ALURE_API void ALURE_APIENTRY alureUpdate(void)
{
PROTECT_CONTEXT();
EnterCriticalSection(&cs_StreamPlay);
restart:
std::list<AsyncPlayEntry>::iterator i = AsyncPlayList.begin(),
end = AsyncPlayList.end();
for(;i != end;i++)
{
if(alcSetThreadContext)
{
if(alcSetThreadContext(i->ctx) == ALC_FALSE)
{
AsyncPlayEntry ent(*i);
AsyncPlayList.erase(i);
if(ent.eos_callback)
{
DO_UNPROTECT();
ent.eos_callback(ent.user_data, ent.source);
DO_PROTECT();
}
goto restart;
}
}
if(i->stream == NULL)
{
ALint state;
alGetSourcei(i->source, AL_SOURCE_STATE, &state);
if(state == AL_STOPPED || state == AL_INITIAL)
{
AsyncPlayEntry ent(*i);
AsyncPlayList.erase(i);
DO_UNPROTECT();
ent.eos_callback(ent.user_data, ent.source);
DO_PROTECT();
goto restart;
}
continue;
}
ALint queued;
if(i->Update(&queued) != AL_PLAYING)
{
if(queued == 0)
{
AsyncPlayEntry ent(*i);
AsyncPlayList.erase(i);
alSourcei(ent.source, AL_BUFFER, 0);
alDeleteBuffers(ent.buffers.size(), &ent.buffers[0]);
if(ent.eos_callback)
{
DO_UNPROTECT();
ent.eos_callback(ent.user_data, ent.source);
DO_PROTECT();
}
goto restart;
}
if(!i->paused)
alSourcePlay(i->source);
}
}
LeaveCriticalSection(&cs_StreamPlay);
}
void protect()
{
old_ctx = (alcGetThreadContext ? alcGetThreadContext() : NULL);
if(alcSetThreadContext)
alcSetThreadContext(alcGetCurrentContext());
}