ComponentResult XMRTPH264Packetizer_Open(XMRTPH264PacketizerGlobals globals, ComponentInstance self)
{
ComponentResult err = noErr;
globals = calloc(sizeof(XMRTPH264PacketizerGlobalsRecord), 1);
if (!globals) {
err = memFullErr;
goto bail;
}
SetComponentInstanceStorage(self, (Handle)globals);
globals->self = self;
globals->target = self;
globals->timeBase = 0;
globals->timeScale = 0;
globals->maxPacketSize_Soft = 1438;
globals->maxPacketSize_Hard = 2500;
globals->useNonInterleavedMode = false;
globals->spsAtomData = NULL;
globals->spsAtomLength = 0;
globals->ppsAtomData = NULL;
globals->ppsAtomLength = 0;
bail:
return err;
}
static pascal ComponentResult __SoundComponentOpen(void* inUnused, ComponentInstance inSelf)
{
ComponentResult theAnswer = 0;
try
{
// create the globals
SMACIMAscomGlobals* theGlobals = new SMACIMAscomGlobals();
// creat the SMACIMAscom object
theGlobals->mThis = new SMACIMAscom(inSelf);
// tell the Component Manager about our globals
SetComponentInstanceStorage(inSelf, (Handle)theGlobals);
}
catch(UInt32 theError)
{
theAnswer = theError;
}
catch(...)
{
theAnswer = -50;
}
return theAnswer;
}
static ComponentResult volume_catcher_component_open(VolumeCatcherStorage *storage, ComponentInstance self)
{
ComponentResult result = noErr;
VolumeCatcherImpl *impl = VolumeCatcherImpl::getInstance();
storage = new VolumeCatcherStorage;
storage->self = self;
storage->delegate = NULL;
result = OpenAComponent(impl->mOriginalDefaultOutput, &(storage->delegate));
if(result != noErr)
{
// std::cerr << "OpenAComponent result = " << result << ", component ref = " << storage->delegate << std::endl;
// If we failed to open the delagate component, our open is going to fail. Clean things up.
delete storage;
}
else
{
// Success -- set up this component's storage
SetComponentInstanceStorage(self, (Handle)storage);
// add this instance to the global list
impl->mComponentInstances.push_back(storage);
// and set up the initial volume
impl->setInstanceVolume(storage);
}
return result;
}
static pascal ComponentResult myComponentOpen(ComponentInstance ci, ComponentInstance self)
{
DHData myData;
Handle storage;
ZeroMemory(&myData,sizeof(DHData));
PtrToHand( &myData, &storage, sizeof(DHData));
SetComponentInstanceStorage(self,storage);
return noErr;
}
static pascal ComponentResult myComponentClose(ComponentInstance ci, ComponentInstance self)
{
Handle storage = GetComponentInstanceStorage(self);
DHData *data;
if (storage)
{
data = (DHData*)*storage;
if (data && data->dataRef.pReader != NULL)
IAsyncReader_Release(data->dataRef.pReader);
DisposeHandle(storage);
SetComponentInstanceStorage(self,NULL);
}
return noErr;
}
// Open a new instance of the component.
// Allocate component instance storage ("globals") and associate it with the new instance so that other
// calls will receive it.
// Note that "one-shot" component calls like CallComponentVersion and ImageCodecGetCodecInfo work by opening
// an instance, making that call and then closing the instance, so you should avoid performing very expensive
// initialization operations in a component's Open function.
ComponentResult
VP8_Encoder_Open(
VP8EncoderGlobals glob,
ComponentInstance self)
{
ComponentResult err = noErr;
dbg_printf("[vp8e - %08lx] Open Called\n", (UInt32)glob);
TouchActivityFile();
glob = calloc(sizeof(VP8EncoderGlobalsRecord), 1);
if (! glob)
{
err = memFullErr;
goto bail;
}
SetComponentInstanceStorage(self, (Handle)glob);
glob->self = self;
glob->target = self;
glob->nextDecodeNumber = 1;
glob->frameCount = 0;
glob->raw = NULL;
glob->codec = NULL;
glob->stats.sz =0;
glob->stats.buf = NULL;
//default to one pass
glob->currentPass = VPX_RC_ONE_PASS;
glob->sourceQueue.size = 0;
glob->sourceQueue.max = 0;
glob->sourceQueue.queue = NULL;
glob->sourceQueue.frames_in =0;
glob->sourceQueue.frames_out =0;
glob->altRefFrame.buf =0;
glob->altRefFrame.size =0;
int i;
for (i=0;i<TOTAL_CUSTOM_VP8_SETTINGS; i++)
{
glob->settings[i]= UINT_MAX;
}
bail:
dbg_printf("[vp8e - %08lx] Open Called exit %d \n", (UInt32)glob, err);
return err;
}
static PyObject *CmpInstObj_SetComponentInstanceStorage(ComponentInstanceObject *_self, PyObject *_args)
{
PyObject *_res = NULL;
Handle theStorage;
#ifndef SetComponentInstanceStorage
PyMac_PRECHECK(SetComponentInstanceStorage);
#endif
if (!PyArg_ParseTuple(_args, "O&",
ResObj_Convert, &theStorage))
return NULL;
SetComponentInstanceStorage(_self->ob_itself,
theStorage);
Py_INCREF(Py_None);
_res = Py_None;
return _res;
}
ComponentResult FFAvi_MovieImportOpen(ff_global_ptr storage, ComponentInstance self)
{
ComponentResult result = noErr;
ComponentDescription descout;
GetComponentInfo((Component)self, &descout, 0, 0, 0);
storage = malloc(sizeof(ff_global_context));
if(!storage) goto bail;
memset(storage, 0, sizeof(ff_global_context));
storage->ci = self;
SetComponentInstanceStorage(storage->ci, (Handle)storage);
storage->componentType = descout.componentSubType;
storage->movieLoadState = kMovieLoadStateLoading;
bail:
return result;
} /* FFAvi_MovieImportOpen() */
RTPMPComponentVideo_Open(
RTPMPComponentVideoInstanceData ** inGlobals,
ComponentInstance self )
{
ComponentResult theResult = noErr;
RTPMediaPacketizer theBase;
inGlobals =
REINTERPRET_CAST( RTPMPComponentVideoInstanceData ** )(
NewHandleClear( sizeof( **inGlobals ) ) );
if( inGlobals )
{
( **inGlobals ).itself = self;
( **inGlobals ).itsFinalDerivation = self;
( **inGlobals ).itsInitialized = false;
SetComponentInstanceStorage( self, REINTERPRET_CAST( Handle )( inGlobals ) );
theResult =
OpenADefaultComponent(
kRTPMediaPacketizerType, kRTPBaseMediaPacketizerType, &theBase );
if( theResult == noErr )
{
( **inGlobals ).itsBase = theBase;
theResult = CallComponentTarget( ( **inGlobals ).itsBase, self );
}
}
else
{
theResult = MemError();
if( theResult == noErr )
theResult = memFullErr;
}
return( theResult );
}
pascal ComponentResult BIMOpenComponent( ComponentInstance inComponentInstance )
{
ComponentResult result;
Handle sessionHandle;
result = noErr;
sessionHandle = nil;
// If this is the first instance of our component, initalize our global state. Normally,
// this means that we load our text service menu, install event handlers for the menu,
// and initialize any global variables that persist across sessions.
if( gInstanceRefCount == 0 )
result = BIMInitialize( inComponentInstance, &gTextServiceMenu );
gInstanceRefCount++;
// Now initialize a new session context. We store our per-session data in a session
// handle that is stored with the component instance.
if( result == noErr ) {
// Get our component instance storage.
sessionHandle = GetComponentInstanceStorage( inComponentInstance );
// Initialize the new session.
result = BIMSessionOpen( inComponentInstance, (BIMSessionHandle *) &sessionHandle );
// Save the returned handle as our component instance storage.
if( result == noErr )
SetComponentInstanceStorage( inComponentInstance, sessionHandle );
}
return result;
}
