diff options
| author | Baoyou Xie <baoyou.xie@linaro.org> | 2017-09-06 22:59:48 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-12-08 11:32:29 -0500 |
| commit | dfc1648c576719b5a2701805aab1e208789d5969 (patch) | |
| tree | c9c49af6c8c6c5936f9e56a8d2cec7911b14c9de | |
| parent | 5ba3dff4f3f4b0a3c8775d6ea48c07b11a7ad790 (diff) | |
media: uvcvideo: Mark buffer error where overflow
Some cameras post inaccurate frame where next frame data overlap
it. this results in screen flicker, and it need to be prevented.
So this patch marks the buffer error to discard the frame where
buffer overflow.
Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
| -rw-r--r-- | drivers/media/usb/uvc/uvc_video.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index f4ace6352520..73cd44e8bd81 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -1077,6 +1077,7 @@ static void uvc_video_decode_data(struct uvc_streaming *stream, /* Complete the current frame if the buffer size was exceeded. */ if (len > maxlen) { uvc_trace(UVC_TRACE_FRAME, "Frame complete (overflow).\n"); + buf->error = 1; buf->state = UVC_BUF_STATE_READY; } } |