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highgui(macos): fix video file reading via AVFoundation

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This commit is contained in:
Alexander Alekhin
2017-06-24 11:01:33 +03:00
parent fa36e769cf
commit aae7621243
1 changed files with 5 additions and 5 deletions
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modules/highgui/src/cap_avfoundation_mac.mm
+5 -5
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@@ -697,12 +697,12 @@ CvCaptureFile::CvCaptureFile(const char* filename) {
return;
}
NSArray *tracks = [mAsset tracksWithMediaType:AVMediaTypeAudio];
NSArray *tracks = [mAsset tracksWithMediaType:AVMediaTypeVideo];
if ([tracks count] == 0) {
fprintf(stderr, "OpenCV: Couldn't read movie file \"%s\"\n", filename);
[localpool drain];
started = 0;
return;
fprintf(stderr, "OpenCV: Couldn't read video stream from file \"%s\"\n", filename);
[localpool drain];
started = 0;
return;
}
mAssetTrack = [tracks[0] retain];