Merge pull request #1074 from devernay:2.4-cap_qt-multithread

c4e59866 · Roman Donchenko · OpenCV Buildbot · b6b1d5e7 · b524e275 · c4e59866
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Showing with 2 addition and 5 deletion

modules/highgui/src/cap_qtkit.mm modules/highgui/src/cap_qtkit.mm +2 -5

未找到文件。
--- a/modules/highgui/src/cap_qtkit.mm
+++ b/modules/highgui/src/cap_qtkit.mm
@@ -277,11 +277,8 @@ bool CvCaptureCAM::grabFrame(double timeOut) {
    double sleepTime = 0.005;
    double total = 0;

-    NSDate *loopUntil = [NSDate dateWithTimeIntervalSinceNow:sleepTime];
-    while (![capture updateImage] && (total += sleepTime)<=timeOut &&
-           [[NSRunLoop currentRunLoop] runMode: NSDefaultRunLoopMode
-                                    beforeDate:loopUntil])
-        loopUntil = [NSDate dateWithTimeIntervalSinceNow:sleepTime];
+    while (![capture updateImage] && (total += sleepTime)<=timeOut)
+        usleep((int)(sleepTime*1000));

    [localpool drain];