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authorJaime Velasco Juan <jsagarribay@gmail.com>2008-12-25 07:04:52 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-30 09:39:37 -0200
commit126be90f720d9b23e89c68519022fb806882f42d (patch)
tree2797165257268b148b5850cca87c1dd2cf28db1e /drivers/media/video/stk-webcam.c
parent71050814c21a461fb7950373f2ae2fc625412f20 (diff)
V4L/DVB (9978): stkwebcam: Implement VIDIOC_ENUM_FRAMESIZES ioctl
This patch implements VIDIOC_ENUM_FRAMESIZES, it is used at least by gstreamer. Signed-off-by: Jaime Velasco Juan <jsagarribay@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/stk-webcam.c')
-rw-r--r--drivers/media/video/stk-webcam.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c
index e9eb6d754d5c..5566c2379d64 100644
--- a/drivers/media/video/stk-webcam.c
+++ b/drivers/media/video/stk-webcam.c
@@ -1262,6 +1262,25 @@ static int stk_vidioc_g_parm(struct file *filp,
return 0;
}
+static int stk_vidioc_enum_framesizes(struct file *filp,
+ void *priv, struct v4l2_frmsizeenum *frms)
+{
+ if (frms->index >= ARRAY_SIZE(stk_sizes))
+ return -EINVAL;
+ switch (frms->pixel_format) {
+ case V4L2_PIX_FMT_RGB565:
+ case V4L2_PIX_FMT_RGB565X:
+ case V4L2_PIX_FMT_UYVY:
+ case V4L2_PIX_FMT_YUYV:
+ case V4L2_PIX_FMT_SBGGR8:
+ frms->type = V4L2_FRMSIZE_TYPE_DISCRETE;
+ frms->discrete.width = stk_sizes[frms->index].w;
+ frms->discrete.height = stk_sizes[frms->index].h;
+ return 0;
+ default: return -EINVAL;
+ }
+}
+
static struct file_operations v4l_stk_fops = {
.owner = THIS_MODULE,
.open = v4l_stk_open,
@@ -1296,6 +1315,7 @@ static const struct v4l2_ioctl_ops v4l_stk_ioctl_ops = {
.vidioc_g_ctrl = stk_vidioc_g_ctrl,
.vidioc_s_ctrl = stk_vidioc_s_ctrl,
.vidioc_g_parm = stk_vidioc_g_parm,
+ .vidioc_enum_framesizes = stk_vidioc_enum_framesizes,
};
static void stk_v4l_dev_release(struct video_device *vd)

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