/* Join a parallel thread - Wait for its termination, then return its result code: */
int PsychDeleteThread(psych_thread* threadhandle)
{
psych_uint32 rc;
// Join on the thread, wait for termination:
rc = (int) WaitForSingleObject((*threadhandle)->handle, INFINITE);
if (WAIT_FAILED != rc) {
// Retrieve exit code of terminated thread:
GetExitCodeThread((*threadhandle)->handle, &rc);
// Destroy its associated ressources:
CloseHandle((*threadhandle)->handle);
}
else {
printf("PTB-CRITICAL: In PsychDeleteThread: Waiting for termination of a worker thread failed! Prepare for trouble!\n");
}
// Release event/condition variable for signalling of terminate requests:
if (PsychDestroyCondition(&((*threadhandle)->terminateReq))) printf("PTB-CRITICAL: In PsychDeleteThread: Failed to destroy associated condition/signal object when trying to delete processing thread!");
// Null out now invalid thread handle of dead thread:
(*threadhandle)->handle = NULL;
(*threadhandle)->threadId = 0;
(*threadhandle)->terminateReq = NULL;
free(*threadhandle);
*threadhandle = NULL;
// Return return code of joined thread:
return((int) rc);
}
void PsychHIDShutdownHIDStandardInterfaces(void)
{
int i;
// Release all keyboard queues:
for (i = 0; i < PSYCH_HID_MAX_DEVICES; i++) {
if (psychHIDKbQueueFirstPress[i]) {
PsychHIDOSKbQueueRelease(i);
}
}
// Close all devices registered in x_dev array:
for (i = 0; i < PSYCH_HID_MAX_DEVICES; i++) {
if (x_dev[i]) x_dev[i]->Release();
x_dev[i] = NULL;
}
// Release keyboard queue mutex:
PsychDestroyMutex(&KbQueueMutex);
PsychDestroyCondition(&KbQueueCondition);
KbQueueThreadTerminate = FALSE;
if (!CloseHandle(hEvent)) {
printf("PsychHID-WARNING: Closing keyboard event handle failed!\n");
}
ndevices = 0;
// Close our dedicated x-display connection and we are done:
if (dinput) dinput->Release();
dinput = NULL;
return;
}
psych_bool PsychHIDDeleteEventBuffer(int deviceIndex)
{
if (deviceIndex < 0) deviceIndex = PsychHIDGetDefaultKbQueueDevice();
if (hidEventBuffer[deviceIndex]) {
// Empty the buffer, reset read/writepointers:
PsychHIDFlushEventBuffer(deviceIndex);
// Release it:
free(hidEventBuffer[deviceIndex]);
hidEventBuffer[deviceIndex] = NULL;
PsychDestroyMutex(&hidEventBufferMutex[deviceIndex]);
PsychDestroyCondition(&hidEventBufferCondition[deviceIndex]);
}
return(TRUE);
}
void PsychHIDShutdownHIDStandardInterfaces(void)
{
int i;
// Release all keyboard queues:
for (i = 0; i < PSYCH_HID_MAX_DEVICES; i++) {
if (psychHIDKbQueueFirstPress[i]) {
PsychHIDOSKbQueueRelease(i);
}
}
// Release keyboard queue mutex:
PsychDestroyMutex(&KbQueueMutex);
PsychDestroyCondition(&KbQueueCondition);
return;
}
/*
* PsychGSDeleteMovie() -- Delete a movie object and release all associated ressources.
*/
void PsychGSDeleteMovie(int moviehandle)
{
if (moviehandle < 0 || moviehandle >= PSYCH_MAX_MOVIES) {
PsychErrorExitMsg(PsychError_user, "Invalid moviehandle provided!");
}
if (movieRecordBANK[moviehandle].theMovie == NULL) {
PsychErrorExitMsg(PsychError_user, "Invalid moviehandle provided. No movie associated with this handle !!!");
}
// Stop movie playback immediately:
PsychMoviePipelineSetState(movieRecordBANK[moviehandle].theMovie, GST_STATE_NULL, 20.0);
// Delete movieobject for this handle:
gst_object_unref(GST_OBJECT(movieRecordBANK[moviehandle].theMovie));
movieRecordBANK[moviehandle].theMovie=NULL;
// Delete visual context for this movie:
movieRecordBANK[moviehandle].MovieContext = NULL;
PsychDestroyMutex(&movieRecordBANK[moviehandle].mutex);
PsychDestroyCondition(&movieRecordBANK[moviehandle].condition);
free(movieRecordBANK[moviehandle].imageBuffer);
movieRecordBANK[moviehandle].imageBuffer = NULL;
movieRecordBANK[moviehandle].videosink = NULL;
// Recycled texture in texture cache?
if (movieRecordBANK[moviehandle].cached_texture > 0) {
// Yes. Release it.
glDeleteTextures(1, &(movieRecordBANK[moviehandle].cached_texture));
movieRecordBANK[moviehandle].cached_texture = 0;
}
// Decrease counter:
if (numMovieRecords>0) numMovieRecords--;
return;
}
