V4L/DVB (9578): v4l core: add support for enumerating frame sizes and intervals
video_ioctl2 lacks implementation of those two ioctls:
- VIDIOC_ENUM_FRAMESIZES and VIDIOC_ENUM_FRAMEINTERVALS
Adds implementation for those.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/v4l2-ioctl.c b/drivers/media/video/v4l2-ioctl.c
index 0e648cb..213c4dd 100644
--- a/drivers/media/video/v4l2-ioctl.c
+++ b/drivers/media/video/v4l2-ioctl.c
@@ -1747,6 +1747,73 @@
ret = ops->vidioc_s_hw_freq_seek(file, fh, p);
break;
}
+ case VIDIOC_ENUM_FRAMESIZES:
+ {
+ struct v4l2_frmsizeenum *p = arg;
+
+ if (!ops->vidioc_enum_framesizes)
+ break;
+
+ memset(p, 0, sizeof(*p));
+
+ ret = ops->vidioc_enum_framesizes(file, fh, p);
+ dbgarg(cmd,
+ "index=%d, pixelformat=%d, type=%d ",
+ p->index, p->pixel_format, p->type);
+ switch (p->type) {
+ case V4L2_FRMSIZE_TYPE_DISCRETE:
+ dbgarg2("width = %d, height=%d\n",
+ p->discrete.width, p->discrete.height);
+ break;
+ case V4L2_FRMSIZE_TYPE_STEPWISE:
+ dbgarg2("min %dx%d, max %dx%d, step %dx%d\n",
+ p->stepwise.min_width, p->stepwise.min_height,
+ p->stepwise.step_width, p->stepwise.step_height,
+ p->stepwise.max_width, p->stepwise.max_height);
+ break;
+ case V4L2_FRMSIZE_TYPE_CONTINUOUS:
+ dbgarg2("continuous\n");
+ break;
+ default:
+ dbgarg2("- Unknown type!\n");
+ }
+
+ break;
+ }
+ case VIDIOC_ENUM_FRAMEINTERVALS:
+ {
+ struct v4l2_frmivalenum *p = arg;
+
+ if (!ops->vidioc_enum_frameintervals)
+ break;
+
+ memset(p, 0, sizeof(*p));
+
+ ret = ops->vidioc_enum_frameintervals(file, fh, p);
+ dbgarg(cmd,
+ "index=%d, pixelformat=%d, width=%d, height=%d, type=%d ",
+ p->index, p->pixel_format,
+ p->width, p->height, p->type);
+ switch (p->type) {
+ case V4L2_FRMIVAL_TYPE_DISCRETE:
+ dbgarg2("fps=%d/%d\n",
+ p->discrete.numerator,
+ p->discrete.denominator);
+ break;
+ case V4L2_FRMIVAL_TYPE_STEPWISE:
+ dbgarg2("min=%d, max=%d, step=%d\n",
+ p->stepwise.min, p->stepwise.max,
+ p->stepwise.step);
+ break;
+ case V4L2_FRMIVAL_TYPE_CONTINUOUS:
+ dbgarg2("continuous\n");
+ break;
+ default:
+ dbgarg2("- Unknown type!\n");
+ }
+ break;
+ }
+
default:
{
if (!ops->vidioc_default)