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Fix for bttv driver (which doesn't seem to follow the v4l2 spec 100%?

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Original commit message from CVS:
Fix for bttv driver (which doesn't seem to follow the v4l2 spec 100%?
This commit is contained in:
Ronald S. Bultje 2003-05-22 16:10:12 +00:00
parent 1bc371768a
commit f0517f7165
1 changed files with 6 additions and 1 deletions
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7
sys/v4l2/v4l2src_calls.c
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@ -266,12 +266,17 @@ gst_v4l2src_capture_init (GstV4l2Src *v4l2src)
p.parm.capture.readbuffers = v4l2src->breq.count;
ioctl(GST_V4L2ELEMENT(v4l2src)->video_fd,
VIDIOC_S_PARM, &p);
v4l2src->breq.count = p.parm.capture.readbuffers;
}
}
if (v4l2src->breq.count < MIN_BUFFERS_QUEUED) {
v4l2src->breq.count = MIN_BUFFERS_QUEUED;
}
/* request buffer info */
v4l2src->breq.type = v4l2src->format.type;
if (ioctl(GST_V4L2ELEMENT(v4l2src)->video_fd, VIDIOC_REQBUFS, &v4l2src->breq) < 0) {
if (ioctl(GST_V4L2ELEMENT(v4l2src)->video_fd,
VIDIOC_REQBUFS, &v4l2src->breq) < 0) {
gst_element_error(GST_ELEMENT(v4l2src),
"Error requesting buffers (%d) for %s: %s",
v4l2src->breq.count, GST_V4L2ELEMENT(v4l2src)->device, g_strerror(errno));