media: venus: dynamic handling of bitrate (61df5aa3) · Commits · 戴 / test

Any request for a change in bitrate after both planes are streamed on is handled by setting the target bitrate property to hardware. Signed-off-by:

drivers/media/platform/qcom/venus/venc_ctrls.c

+15 −0

Original line number	Diff line number	Diff line
		@@ -79,7 +79,9 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
		{
		struct venus_inst *inst = ctrl_to_inst(ctrl);
		struct venc_controls *ctr = &inst->controls.enc;
		struct hfi_bitrate brate;
		u32 bframes;
		u32 ptype;
		int ret;

		switch (ctrl->id) {
		@@ -88,6 +90,19 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
		break;
		case V4L2_CID_MPEG_VIDEO_BITRATE:
		ctr->bitrate = ctrl->val;
		mutex_lock(&inst->lock);
		if (inst->streamon_out && inst->streamon_cap) {
		ptype = HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE;
		brate.bitrate = ctr->bitrate;
		brate.layer_id = 0;

		ret = hfi_session_set_property(inst, ptype, &brate);
		if (ret) {
		mutex_unlock(&inst->lock);
		return ret;
		}
		}
		mutex_unlock(&inst->lock);
		break;
		case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
		ctr->bitrate_peak = ctrl->val;