| 250 |
250 |
camNum = cameraNum;
|
| 251 |
251 |
|
| 252 |
252 |
if (!startCaptureDevice(camNum)) {
|
| 253 |
|
cout << "Warning, camera failed to properly initialize!" << endl;
|
|
253 |
cerr << "Warning, camera failed to properly initialize!" << endl;
|
| 254 |
254 |
started = 0;
|
| 255 |
255 |
} else {
|
| 256 |
256 |
started = 1;
|
| ... | ... | |
| 261 |
261 |
CvCaptureCAM::~CvCaptureCAM() {
|
| 262 |
262 |
stopCaptureDevice();
|
| 263 |
263 |
|
| 264 |
|
cout << "Cleaned up camera." << endl;
|
|
264 |
cerr << "Cleaned up camera." << endl;
|
| 265 |
265 |
}
|
| 266 |
266 |
|
| 267 |
267 |
int CvCaptureCAM::didStart() {
|
| ... | ... | |
| 296 |
296 |
|
| 297 |
297 |
IplImage* CvCaptureCAM::queryFrame() {
|
| 298 |
298 |
while (!grabFrame()) {
|
| 299 |
|
cout << "WARNING: Couldn't grab new frame from camera!!!" << endl;
|
|
299 |
cerr << "WARNING: Couldn't grab new frame from camera!!!" << endl;
|
| 300 |
300 |
/*
|
| 301 |
|
cout << "Attempting to restart camera; set capture property DISABLE_AUTO_RESTART to disable." << endl;
|
|
301 |
cerr << "Attempting to restart camera; set capture property DISABLE_AUTO_RESTART to disable." << endl;
|
| 302 |
302 |
stopCaptureDevice();
|
| 303 |
303 |
startCaptureDevice(camNum);
|
| 304 |
304 |
*/
|
| ... | ... | |
| 332 |
332 |
QTCaptureDevice *device;
|
| 333 |
333 |
NSArray* devices = [QTCaptureDevice inputDevicesWithMediaType:QTMediaTypeVideo];
|
| 334 |
334 |
if ([devices count] == 0) {
|
| 335 |
|
cout << "QTKit didn't find any attached Video Input Devices!" << endl;
|
|
335 |
cerr << "QTKit didn't find any attached Video Input Devices!" << endl;
|
| 336 |
336 |
[localpool drain];
|
| 337 |
337 |
return 0;
|
| 338 |
338 |
}
|
| ... | ... | |
| 340 |
340 |
if (cameraNum >= 0) {
|
| 341 |
341 |
camNum = cameraNum % [devices count];
|
| 342 |
342 |
if (camNum != cameraNum) {
|
| 343 |
|
cout << "Warning: Max Camera Num is " << [devices count]-1 << "; Using camera " << camNum << endl;
|
|
343 |
cerr << "Warning: Max Camera Num is " << [devices count]-1 << "; Using camera " << camNum << endl;
|
| 344 |
344 |
}
|
| 345 |
345 |
device = [devices objectAtIndex:camNum] ;
|
| 346 |
346 |
} else {
|
| ... | ... | |
| 353 |
353 |
|
| 354 |
354 |
success = [device open:&error];
|
| 355 |
355 |
if (!success) {
|
| 356 |
|
cout << "QTKit failed to open a Video Capture Device" << endl;
|
|
356 |
cerr << "QTKit failed to open a Video Capture Device" << endl;
|
| 357 |
357 |
[localpool drain];
|
| 358 |
358 |
return 0;
|
| 359 |
359 |
}
|
| ... | ... | |
| 364 |
364 |
success = [mCaptureSession addInput:mCaptureDeviceInput error:&error];
|
| 365 |
365 |
|
| 366 |
366 |
if (!success) {
|
| 367 |
|
cout << "QTKit failed to start capture session with opened Capture Device" << endl;
|
|
367 |
cerr << "QTKit failed to start capture session with opened Capture Device" << endl;
|
| 368 |
368 |
[localpool drain];
|
| 369 |
369 |
return 0;
|
| 370 |
370 |
}
|
| ... | ... | |
| 396 |
396 |
|
| 397 |
397 |
success = [mCaptureSession addOutput:mCaptureDecompressedVideoOutput error:&error];
|
| 398 |
398 |
if (!success) {
|
| 399 |
|
cout << "QTKit failed to add Output to Capture Session" << endl;
|
|
399 |
cerr << "QTKit failed to add Output to Capture Session" << endl;
|
| 400 |
400 |
[localpool drain];
|
| 401 |
401 |
return 0;
|
| 402 |
402 |
}
|
| ... | ... | |
| 532 |
532 |
- (void)captureOutput:(QTCaptureOutput *)captureOutput
|
| 533 |
533 |
didDropVideoFrameWithSampleBuffer:(QTSampleBuffer *)sampleBuffer
|
| 534 |
534 |
fromConnection:(QTCaptureConnection *)connection {
|
| 535 |
|
cout << "Camera dropped frame!" << endl;
|
|
535 |
cerr << "Camera dropped frame!" << endl;
|
| 536 |
536 |
}
|
| 537 |
537 |
|
| 538 |
538 |
-(IplImage*) getOutput {
|
| ... | ... | |
| 641 |
641 |
forKey:QTMovieLoopsAttribute];
|
| 642 |
642 |
|
| 643 |
643 |
if (mCaptureSession == nil) {
|
| 644 |
|
cout << "WARNING: Couldn't read movie file " << filename << endl;
|
|
644 |
cerr << "WARNING: Couldn't read movie file " << filename << endl;
|
| 645 |
645 |
[localpool drain];
|
| 646 |
646 |
started = 0;
|
| 647 |
647 |
return;
|
| ... | ... | |
| 923 |
923 |
cc[4] = 0;
|
| 924 |
924 |
int cc2 = CV_FOURCC(cc[0], cc[1], cc[2], cc[3]);
|
| 925 |
925 |
if (cc2!=fourcc) {
|
| 926 |
|
cout << "WARNING: Didn't properly encode FourCC. Expected " << fourcc
|
|
926 |
cerr << "WARNING: Didn't properly encode FourCC. Expected " << fourcc
|
| 927 |
927 |
<< " but got " << cc2 << "." << endl;
|
| 928 |
928 |
}
|
| 929 |
929 |
|
| ... | ... | |
| 935 |
935 |
NSFileManager* files = [NSFileManager defaultManager];
|
| 936 |
936 |
if ([files fileExistsAtPath:path]) {
|
| 937 |
937 |
if (![files removeItemAtPath:path error:nil]) {
|
| 938 |
|
cout << "WARNING: Failed to remove existing file " << [path cStringUsingEncoding:NSASCIIStringEncoding] << endl;
|
|
938 |
cerr << "WARNING: Failed to remove existing file " << [path cStringUsingEncoding:NSASCIIStringEncoding] << endl;
|
| 939 |
939 |
}
|
| 940 |
940 |
}
|
| 941 |
941 |
|
| 942 |
942 |
mMovie = [[QTMovie alloc] initToWritableFile:path error:&error];
|
| 943 |
943 |
if (!mMovie) {
|
| 944 |
|
cout << "WARNING: Could not create empty movie file container." << endl;
|
|
944 |
cerr << "WARNING: Could not create empty movie file container." << endl;
|
| 945 |
945 |
[localpool drain];
|
| 946 |
946 |
return;
|
| 947 |
947 |
}
|
| ... | ... | |
| 1016 |
1016 |
[NSNumber numberWithInt:100*movieFPS], QTTrackTimeScaleAttribute,nil]];
|
| 1017 |
1017 |
|
| 1018 |
1018 |
if (![mMovie updateMovieFile]) {
|
| 1019 |
|
cout << "Didn't successfully update movie file." << endl;
|
|
1019 |
cerr << "Didn't successfully update movie file." << endl;
|
| 1020 |
1020 |
}
|
| 1021 |
1021 |
|
| 1022 |
1022 |
[imageRep release];
|