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Merge pull request #8514 from paroj:v4lretval

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This commit is contained in:
Alexander Alekhin 2017-04-04 15:01:21 +00:00
commit d15d9f558d
1 changed files with 2 additions and 0 deletions
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2
modules/videoio/src/cap_v4l.cpp
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@ -1772,6 +1772,7 @@ static int icvSetPropertyCAM_V4L( CvCaptureCAM_V4L* capture,
switch (property_id) { switch (property_id) {
case CV_CAP_PROP_FRAME_WIDTH: case CV_CAP_PROP_FRAME_WIDTH:
width = cvRound(value); width = cvRound(value);
retval = width != 0;
if(width !=0 && height != 0) { if(width !=0 && height != 0) {
capture->width = width; capture->width = width;
capture->height = height; capture->height = height;
@ -1781,6 +1782,7 @@ static int icvSetPropertyCAM_V4L( CvCaptureCAM_V4L* capture,
break; break;
case CV_CAP_PROP_FRAME_HEIGHT: case CV_CAP_PROP_FRAME_HEIGHT:
height = cvRound(value); height = cvRound(value);
retval = height != 0;
if(width !=0 && height != 0) { if(width !=0 && height != 0) {
capture->width = width; capture->width = width;
capture->height = height; capture->height = height;