From: Jeffrey Kardatzke <jkardatzke@google.com>
To: linux-media@vger.kernel.org
Cc: Stanimir Varbanov <stanimir.varbanov@linaro.org>,
Andy Gross <agross@kernel.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
Jeffrey Kardatzke <jkardatzke@google.com>
Subject: [PATCH v2] media: venus: support frame rate control
Date: Fri, 21 Feb 2020 16:33:11 -0800 [thread overview]
Message-ID: <20200222003311.106837-1-jkardatzke@google.com> (raw)
Add encoder control for enabling/disabling frame rate control via
V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE. It is enabled by default.
Signed-off-by: Jeffrey Kardatzke <jkardatzke@google.com>
---
drivers/media/platform/qcom/venus/core.h | 1 +
drivers/media/platform/qcom/venus/venc.c | 4 +++-
drivers/media/platform/qcom/venus/venc_ctrls.c | 8 +++++++-
3 files changed, 11 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/qcom/venus/core.h b/drivers/media/platform/qcom/venus/core.h
index 11585fb3cae3..2b0649ffbd92 100644
--- a/drivers/media/platform/qcom/venus/core.h
+++ b/drivers/media/platform/qcom/venus/core.h
@@ -187,6 +187,7 @@ struct venc_controls {
u32 bitrate_mode;
u32 bitrate;
u32 bitrate_peak;
+ u32 rc_enable;
u32 h264_i_period;
u32 h264_entropy_mode;
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c
index 453edf966d4f..56079c9d9900 100644
--- a/drivers/media/platform/qcom/venus/venc.c
+++ b/drivers/media/platform/qcom/venus/venc.c
@@ -731,7 +731,9 @@ static int venc_set_properties(struct venus_inst *inst)
if (ret)
return ret;
- if (ctr->bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
+ if (!ctr->rc_enable)
+ rate_control = HFI_RATE_CONTROL_OFF;
+ else if (ctr->bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_VBR)
rate_control = HFI_RATE_CONTROL_VBR_CFR;
else
rate_control = HFI_RATE_CONTROL_CBR_CFR;
diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c
index 877c0b3299e9..0572a00b8380 100644
--- a/drivers/media/platform/qcom/venus/venc_ctrls.c
+++ b/drivers/media/platform/qcom/venus/venc_ctrls.c
@@ -199,6 +199,9 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
}
mutex_unlock(&inst->lock);
break;
+ case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
+ ctr->rc_enable = ctrl->val;
+ break;
default:
return -EINVAL;
}
@@ -214,7 +217,7 @@ int venc_ctrl_init(struct venus_inst *inst)
{
int ret;
- ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 30);
+ ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 31);
if (ret)
return ret;
@@ -351,6 +354,9 @@ int venc_ctrl_init(struct venus_inst *inst)
v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME, 0, 0, 0, 0);
+ v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, 0, 1, 1, 1);
+
ret = inst->ctrl_handler.error;
if (ret)
goto err;
--
2.25.0.265.gbab2e86ba0-goog
next reply other threads:[~2020-02-22 0:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-22 0:33 Jeffrey Kardatzke [this message]
2020-03-05 19:27 ` [PATCH v2] media: venus: support frame rate control Jeffrey Kardatzke
2020-03-06 8:57 ` Stanimir Varbanov
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