linux-kernel - [PATCH 1/3] media: mtk-vcodec: enc: add vp8 profile ctrl

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Date:   Fri, 22 Oct 2021 17:04:08 +0200
From:   Dafna Hirschfeld <dafna.hirschfeld@...labora.com>
To:     linux-media@...r.kernel.org
Cc:     Dafna Hirschfeld <dafna.hirschfeld@...labora.com>,
        kernel@...labora.com, acourbot@...omium.org,
        andrew-ct.chen@...iatek.com, courbot@...omium.org,
        dafna3@...il.com, eizan@...omium.org, houlong.wei@...iatek.com,
        hsinyi@...omium.org, hverkuil@...all.nl, irui.wang@...iatek.com,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        maoguang.meng@...iatek.com, matthias.bgg@...il.com,
        mchehab@...nel.org, minghsiu.tsai@...iatek.com, tfiga@...omium.org,
        tiffany.lin@...iatek.com
Subject: [PATCH 1/3] media: mtk-vcodec: enc: add vp8 profile ctrl

In order for the encoder to work with gstreamer
it needs to have the V4L2_CID_MPEG_VIDEO_VP8_PROFILE
ctrl. This patch adds that ctrl with only profile 0
supported.

Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@...labora.com>
---
 drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
index 8998244ea671..87a5114bf680 100644
--- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
+++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
@@ -103,6 +103,13 @@ static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl)
 		p->gop_size = ctrl->val;
 		ctx->param_change |= MTK_ENCODE_PARAM_GOP_SIZE;
 		break;
+	case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
+		/*
+		 * FIXME - what vp8 profiles are actually supported?
+		 * The ctrl is added (with only profile 0 supported) for now.
+		 */
+		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_VP8_PROFILE val = %d", ctrl->val);
+		break;
 	case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
 		mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME");
 		p->force_intra = 1;
@@ -1394,6 +1401,9 @@ int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
 	v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL,
 			       h264_max_level,
 			       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);
+
 
 	if (handler->error) {
 		mtk_v4l2_err("Init control handler fail %d",
-- 
2.17.1