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media: mediatek: vcodec: Report supported bitrate modes

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The media driver supports constant bitrate mode only.
The supported rate control mode is reported through querymenu() and
s_ctrl() fails if non constant bitrate mode (e.g. VBR) is requested.

Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Irui Wang <irui.wang@mediatek.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
This commit is contained in:
Hirokazu Honda 2022-06-22 09:36:24 +01:00 • committed by Mauro Carvalho Chehab
parent c2cc2aa1d0
commit d8e8aa866e
1 changed files with 11 additions and 0 deletions
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11
drivers/media/platform/mediatek/vcodec/mtk_vcodec_enc.c
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@ -50,6 +50,14 @@ static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl)
int ret = 0;
switch (ctrl->id) {
case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_BITRATE_MODE val= %d",
ctrl->val);
if (ctrl->val != V4L2_MPEG_VIDEO_BITRATE_MODE_CBR) {
mtk_v4l2_err("Unsupported bitrate mode =%d", ctrl->val);
ret = -EINVAL;
}
break;
case V4L2_CID_MPEG_VIDEO_BITRATE:
mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_BITRATE val = %d",
ctrl->val);
@ -1392,6 +1400,9 @@ int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_VP8_PROFILE,
V4L2_MPEG_VIDEO_VP8_PROFILE_0, 0, V4L2_MPEG_VIDEO_VP8_PROFILE_0);
v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
V4L2_MPEG_VIDEO_BITRATE_MODE_CBR,
0, V4L2_MPEG_VIDEO_BITRATE_MODE_CBR);
if (handler->error) {