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In the video4linux2 output device, log an error description in case of 

ioctl failure in mmap_release_buffer().

Originally committed as revision 26214 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2011-01-04 18:18:01 +00:00
parent 44b2784fb4
commit bd7d9e45a4
1 changed files with 1 additions and 1 deletions
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2
libavdevice/v4l2.c
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@ -324,7 +324,7 @@ static void mmap_release_buffer(AVPacket *pkt)
res = ioctl(fd, VIDIOC_QBUF, &buf);
if (res < 0) {
av_log(NULL, AV_LOG_ERROR, "ioctl(VIDIOC_QBUF)\n");
av_log(NULL, AV_LOG_ERROR, "ioctl(VIDIOC_QBUF): %s\n", strerror(errno));
}
pkt->data = NULL;
pkt->size = 0;