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media: venus: dynamic handling of bitrate

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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: Malathi Gottam <mgottam@codeaurora.org>
Acked-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Malathi Gottam 2018-11-02 08:41:16 -04:00 committed by Mauro Carvalho Chehab
parent 0aaddaaf68
commit 61df5aa325
1 changed files with 15 additions and 0 deletions
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15
drivers/media/platform/qcom/venus/venc_ctrls.c
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@ -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;