//--------------------------------------------------------------------
void ofQuickTimeGrabber::videoSettings(void){
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_QUICKTIME
//---------------------------------
Rect curBounds, curVideoRect;
ComponentResult err;
// Get our current state
err = SGGetChannelBounds (gVideoChannel, &curBounds);
if (err != noErr){
ofLogError("ofQuickTimeGrabber") << "videoSettings(): couldn't get get channel bounds: ComponentResult " << err;
return;
}
err = SGGetVideoRect (gVideoChannel, &curVideoRect);
if (err != noErr){
ofLogError("ofQuickTimeGrabber") << "videoSettings(): couldn't get video rect: ComponentResult " << err;
return;
}
// Pause
err = SGPause (gSeqGrabber, true);
if (err != noErr){
ofLogError("ofQuickTimeGrabber") << "videoSettings(): couldn't set pause: ComponentResult " << err;
return;
}
#ifdef TARGET_OSX
//load any saved camera settings from file
loadSettings();
static SGModalFilterUPP gSeqGrabberModalFilterUPP = NewSGModalFilterUPP(SeqGrabberModalFilterUPP);
ComponentResult result = SGSettingsDialog(gSeqGrabber, gVideoChannel, 0, nil, 0, gSeqGrabberModalFilterUPP, nil);
if (result != noErr){
ofLogError("ofQuickTimeGrabber") << "videoSettings(): settings dialog error: ComponentResult " << err;
return;
}
//save any changed settings to file
saveSettings();
#else
SGSettingsDialog(gSeqGrabber, gVideoChannel, 0, nil, seqGrabSettingsPreviewOnly, NULL, 0);
#endif
SGSetChannelBounds(gVideoChannel, &videoRect);
SGPause (gSeqGrabber, false);
//---------------------------------
#endif
//---------------------------------
}
// SGSettingsDialog with the "Compression" panel removed
static OSErr MinimalSGSettingsDialog(SeqGrabComponent seqGrab,
SGChannel sgchanVideo, WindowPtr gMonitor)
{
OSErr err;
Component *panelListPtr = NULL;
UInt8 numberOfPanels = 0;
ComponentDescription cd = { SeqGrabPanelType, VideoMediaType, 0, 0, 0 };
Component c = 0;
Component *cPtr = NULL;
numberOfPanels = CountComponents(&cd);
panelListPtr =
(Component *) NewPtr(sizeof(Component) * (numberOfPanels + 1));
cPtr = panelListPtr;
numberOfPanels = 0;
CFStringRef compressionCFSTR = CFSTR("Compression");
do {
ComponentDescription compInfo;
c = FindNextComponent(c, &cd);
if (c) {
Handle hName = NewHandle(0);
GetComponentInfo(c, &compInfo, hName, NULL, NULL);
CFStringRef nameCFSTR =
CFStringCreateWithPascalString(kCFAllocatorDefault,
(unsigned char
*)(*hName),
kCFStringEncodingASCII);
if (CFStringCompare
(nameCFSTR, compressionCFSTR,
kCFCompareCaseInsensitive) != kCFCompareEqualTo) {
*cPtr++ = c;
numberOfPanels++;
}
DisposeHandle(hName);
}
} while (c);
if ((err =
SGSettingsDialog(seqGrab, sgchanVideo, numberOfPanels,
panelListPtr, seqGrabSettingsPreviewOnly,
(SGModalFilterUPP)
NewSGModalFilterUPP(SeqGrabberModalFilterProc),
(long)gMonitor))) {
return err;
}
return 0;
}
void pix_videoDarwin :: DoVideoSettings()
{
Rect newActiveVideoRect;
Rect curBounds, curVideoRect, newVideoRect;
ComponentResult err;
// Get our current state - do i need this???
err = SGGetChannelBounds (m_vc, &curBounds);
err = SGGetVideoRect (m_vc, &curVideoRect);
// Pause
err = SGPause (m_sg, true);
// Do the dialog thang
err = SGSettingsDialog( m_sg, m_vc, 0, nil, 0, nil, 0);
// What happened?
err = SGGetVideoRect (m_vc, &newVideoRect);
err = SGGetSrcVideoBounds (m_vc, &newActiveVideoRect);
/* //Attempt to save SG settings to disk
UserData uD = NULL;
//NewUserData(uD);
SGGetSettings(m_sg,&uD,0);
//short uDCount;
//uDCount = CountUserDataType(*uD,sgClipType);
//post("UserDataType count %d",uDCount);
Handle myHandle = NewHandle(0);
int length;
PutUserDataIntoHandle(uD,myHandle);
length = GetHandleSize(myHandle);
int myFile;
myFile = open("/Users/lincoln/Documents/temp",O_CREAT | O_RDWR, 0600);
write(myFile,myHandle,length);
close(myFile);
*/
err = SGPause (m_sg, false);
}
OSErr CreateNewSGChannelForRecording(ComponentInstance seqGrab, SGDataUPP dataProc, CGrafPtr drawPort, Rect *theRect, SGChannel *sgChannel, long refCon)
{
OSErr err = noErr;
BailErr((err = SGInitialize(seqGrab)));
// tell it we're not making a movie
BailErr((err = SGSetDataRef(seqGrab,0,0,seqGrabDontMakeMovie)));
// It wants a port, even if its not drawing to it
BailErr((err = SGSetGWorld(seqGrab, drawPort, GetMainDevice())));
BailErr((err = SGNewChannel(seqGrab, VideoMediaType, sgChannel)));
// let the user configure the video channel
BailErr((err = SGSettingsDialog(seqGrab, *sgChannel, 0, nil, 0, nil, 0)));
BailErr((err = SGSetChannelBounds(*sgChannel, theRect)));
// set usage for new video channel to avoid playthrough
BailErr((err = SGSetChannelUsage(*sgChannel, seqGrabRecord ))); //note we don't set seqGrabPlayDuringRecord
BailErr((err = SGSetDataProc(seqGrab, dataProc, refCon)));
BailErr((err = SGStartRecord(seqGrab)));
bail:
return err;
}
//--------------------------------------------------------------------
void ofVideoGrabber::videoSettings(void){
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_QUICKTIME
//---------------------------------
Rect curBounds, curVideoRect;
ComponentResult err;
// Get our current state
err = SGGetChannelBounds (gVideoChannel, &curBounds);
if (err != noErr){
ofLog(OF_LOG_ERROR, "Error in SGGetChannelBounds");
return;
}
err = SGGetVideoRect (gVideoChannel, &curVideoRect);
if (err != noErr){
ofLog(OF_LOG_ERROR, "Error in SGGetVideoRect");
return;
}
// Pause
err = SGPause (gSeqGrabber, true);
if (err != noErr){
ofLog(OF_LOG_ERROR, "Error in SGPause");
return;
}
#ifdef TARGET_OSX
//load any saved camera settings from file
loadSettings();
static SGModalFilterUPP gSeqGrabberModalFilterUPP = NewSGModalFilterUPP(SeqGrabberModalFilterUPP);
ComponentResult result = SGSettingsDialog(gSeqGrabber, gVideoChannel, 0, nil, seqGrabSettingsPreviewOnly, gSeqGrabberModalFilterUPP, nil);
if (result != noErr){
ofLog(OF_LOG_ERROR, "error in dialogue");
return;
}
//save any changed settings to file
saveSettings();
#else
SGSettingsDialog(gSeqGrabber, gVideoChannel, 0, nil, seqGrabSettingsPreviewOnly, NULL, 0);
#endif
SGSetChannelBounds(gVideoChannel, &videoRect);
SGPause (gSeqGrabber, false);
//---------------------------------
#endif
//---------------------------------
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_DIRECTSHOW
//---------------------------------
if (bGrabberInited == true) VI.showSettingsWindow(device);
//---------------------------------
#endif
//---------------------------------
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_UNICAP
//--------------------------------
ucGrabber.queryUC_imageProperties();
//---------------------------------
#endif
//---------------------------------
//---------------------------------
#ifdef OF_VIDEO_CAPTURE_V4L
//--------------------------------
queryV4L_imageProperties();
//---------------------------------
#endif
//---------------------------------
}
bool macsgCamera::initCamera(int width, int height, bool colour) {
if (cameraID < 0) return false;
this->width = width;
this->height = height;
this->colour = colour;
this->fps = 30;
bytes = (colour?3:1);
int rowlength= width*bytes;
switch (colour) {
case false: {
pixelFormat = k8IndexedGrayPixelFormat;
//pixelFormat = kYVYU422PixelFormat;
break;
} case true: {
pixelFormat = k24RGBPixelFormat;
break;
}
}
OSErr result;
Rect srcRect = {0,0, height, width};
sg = OpenDefaultComponent(SeqGrabComponentType, 0);
if(sg==NULL){
fprintf(stderr, "could not open default component\n");
}
result = SGInitialize(sg);
if(result!=noErr){
fprintf(stdout, "could not initialize SG\n");
}
result = SGSetDataRef(sg, 0, 0, seqGrabDontMakeMovie);
if (result != noErr){
fprintf(stdout, "dataref failed\n");
}
result = SGNewChannel(sg, VideoMediaType, &vc);
if(result!=noErr){
//fprintf(stdout, "could not make new SG channnel\n");
return false;
}
result = SGSettingsDialog ( sg, vc ,0 ,NULL ,seqGrabSettingsPreviewOnly,NULL,0);
if(result!=noErr){
fprintf(stdout, "could not get settings from dialog\n");
}
result = SGSetChannelBounds(vc, &srcRect);
if(result!=noErr){
fprintf(stdout, "could not set SG ChannelBounds\n");
}
/*result = SGSetFrameRate (vc, fps);
if(result!=noErr){
fprintf(stdout, "could not set SG FrameRate\n");
}*/
result = SGSetChannelUsage(vc, seqGrabPreview);
if(result!=noErr){
fprintf(stdout, "could not set SG ChannelUsage\n");
}
result = SGSetChannelPlayFlags(vc, channelPlayAllData);
if(result!=noErr){
fprintf(stdout, "could not set SG AllData\n");
};
buffer = new unsigned char[width*height*bytes];
result = QTNewGWorldFromPtr (&srcGWorld,
pixelFormat,
&srcRect,
NULL,
NULL,
0,
buffer,
rowlength);
if (result!= noErr)
{
fprintf(stdout, "%d error at QTNewGWorldFromPtr\n", result);
delete []buffer;
buffer = NULL;
return false;
}
if (srcGWorld == NULL)
{
fprintf(stdout, "Could not allocate off screen\n");
delete []buffer;
buffer = NULL;
return false;
}
result = SGSetGWorld(sg,(CGrafPtr)srcGWorld, NULL);
if (result != noErr) {
fprintf(stdout, "Could not set SGSetGWorld\n");
delete []buffer;
buffer = NULL;
return false;
}
result = SGPrepare(sg, TRUE, FALSE);
if (result != noErr) {
fprintf(stderr, "SGPrepare Preview failed\n");
}
pbuffer = new unsigned char[width*height*bytes];
return true;
}
