solo6*10 boards have configurable quantization parameter which takes values from 0 to 31, inclusively. This change enables setting it with ioctl VIDIOC_S_CTRL with id V4L2_CID_MPEG_VIDEO_H264_MIN_QP. --- drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c b/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c index b8ff113..bf6eb06 100644 --- a/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c +++ b/drivers/staging/media/solo6x10/solo6x10-v4l2-enc.c @@ -1111,6 +1111,9 @@ static int solo_s_ctrl(struct v4l2_ctrl *ctrl) case V4L2_CID_MPEG_VIDEO_GOP_SIZE: solo_enc->gop = ctrl->val; return 0; + case V4L2_CID_MPEG_VIDEO_H264_MIN_QP: + solo_enc->qp = ctrl->val; + return 0; case V4L2_CID_MOTION_THRESHOLD: solo_enc->motion_thresh = ctrl->val; if (!solo_enc->motion_global || !solo_enc->motion_enabled) @@ -1260,6 +1263,8 @@ static struct solo_enc_dev *solo_enc_alloc(struct solo_dev *solo_dev, V4L2_CID_SHARPNESS, 0, 15, 1, 0); v4l2_ctrl_new_std(hdl, &solo_ctrl_ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 255, 1, solo_dev->fps); + v4l2_ctrl_new_std(hdl, &solo_ctrl_ops, + V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 0, 31, 1, SOLO_DEFAULT_QP); v4l2_ctrl_new_custom(hdl, &solo_motion_threshold_ctrl, NULL); v4l2_ctrl_new_custom(hdl, &solo_motion_enable_ctrl, NULL); v4l2_ctrl_new_custom(hdl, &solo_osd_text_ctrl, NULL); -- 1.8.3.2 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
