Release 4.13 drivers/media/platform/qcom/venus/venc_ctrls.c

Directory: drivers/media/platform/qcom/venus
/*
 * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
 * Copyright (C) 2017 Linaro Ltd.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 and
 * only version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */
#include <linux/types.h>
#include <media/v4l2-ctrls.h>

#include "core.h"
#include "venc.h"


#define BITRATE_MIN		32000

#define BITRATE_MAX		160000000

#define BITRATE_DEFAULT		1000000

#define BITRATE_DEFAULT_PEAK	(BITRATE_DEFAULT * 2)

#define BITRATE_STEP		100

#define SLICE_BYTE_SIZE_MAX	1024

#define SLICE_BYTE_SIZE_MIN	1024

#define SLICE_MB_SIZE_MAX	300

#define INTRA_REFRESH_MBS_MAX	300

#define AT_SLICE_BOUNDARY	\
	V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY



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;

	switch (ctrl->id) {
	case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
		ctr->bitrate_mode = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_BITRATE:
		ctr->bitrate = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
		ctr->bitrate_peak = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
		ctr->h264_entropy_mode = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
		ctr->profile.mpeg4 = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
		ctr->profile.h264 = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_VPX_PROFILE:
		ctr->profile.vpx = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
		ctr->level.mpeg4 = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
		ctr->level.h264 = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
		ctr->h264_i_qp = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
		ctr->h264_p_qp = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:
		ctr->h264_b_qp = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
		ctr->h264_min_qp = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
		ctr->h264_max_qp = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
		ctr->multi_slice_mode = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
		ctr->multi_slice_max_bytes = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
		ctr->multi_slice_max_mb = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
		ctr->h264_loop_filter_alpha = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
		ctr->h264_loop_filter_beta = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
		ctr->h264_loop_filter_mode = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
		ctr->header_mode = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
		break;
	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
		ctr->gop_size = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
		ctr->h264_i_period = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_VPX_MIN_QP:
		ctr->vp8_min_qp = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_VPX_MAX_QP:
		ctr->vp8_max_qp = ctrl->val;
		break;
	case V4L2_CID_MPEG_VIDEO_B_FRAMES:
		ctr->num_b_frames = ctrl->val;
		break;
	default:
		return -EINVAL;
	}

	return 0;
}

Contributors
Person Tokens Prop Commits CommitProp
Stanimir Varbanov 375 100.00% 1 100.00%
Total 375 100.00% 1 100.00%


static const struct v4l2_ctrl_ops venc_ctrl_ops = {
	.s_ctrl = venc_op_s_ctrl,
};



int venc_ctrl_init(struct venus_inst *inst)
{
	int ret;

	ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 27);
	if (ret)
		return ret;

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
		V4L2_MPEG_VIDEO_BITRATE_MODE_CBR,
		~((1 << V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) |
		  (1 << V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)),
		V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
		V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC,
		0, V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
		V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_CODING_EFFICIENCY,
		~((1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE) |
		  (1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE)),
		V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
		V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
		0, V4L2_MPEG_VIDEO_MPEG4_LEVEL_0);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_PROFILE,
		V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
		~((1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
		  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE) |
		  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
		  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH) |
		  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH) |
		  (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH)),
		V4L2_MPEG_VIDEO_H264_PROFILE_HIGH);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_LEVEL,
		V4L2_MPEG_VIDEO_H264_LEVEL_5_1,
		0, V4L2_MPEG_VIDEO_H264_LEVEL_1_0);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
		AT_SLICE_BOUNDARY,
		0, V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_HEADER_MODE,
		V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
		1 << V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
		V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);

	v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
		V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES,
		0, V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_BITRATE, BITRATE_MIN, BITRATE_MAX,
		BITRATE_STEP, BITRATE_DEFAULT);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, BITRATE_MIN, BITRATE_MAX,
		BITRATE_STEP, BITRATE_DEFAULT_PEAK);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_VPX_PROFILE, 0, 3, 1, 0);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 1, 51, 1, 26);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 1, 51, 1, 28);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP, 1, 51, 1, 30);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 1, 51, 1, 1);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 1, 51, 1, 51);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, SLICE_BYTE_SIZE_MIN,
		SLICE_BYTE_SIZE_MAX, 1, SLICE_BYTE_SIZE_MIN);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, 1,
		SLICE_MB_SIZE_MAX, 1, 1);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, -6, 6, 1, 0);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, -6, 6, 1, 0);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB,
		0, INTRA_REFRESH_MBS_MAX, 1, 0);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_GOP_SIZE, 0, (1 << 16) - 1, 1, 12);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_VPX_MIN_QP, 1, 128, 1, 1);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_VPX_MAX_QP, 1, 128, 1, 128);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 4, 1, 0);

	v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
		V4L2_CID_MPEG_VIDEO_H264_I_PERIOD, 0, (1 << 16) - 1, 1, 0);

	ret = inst->ctrl_handler.error;
	if (ret)
		goto err;

	ret = v4l2_ctrl_handler_setup(&inst->ctrl_handler);
	if (ret)
		goto err;

	return 0;
err:
	v4l2_ctrl_handler_free(&inst->ctrl_handler);
	return ret;
}

Contributors
Person Tokens Prop Commits CommitProp
Stanimir Varbanov 708 100.00% 1 100.00%
Total 708 100.00% 1 100.00%



void venc_ctrl_deinit(struct venus_inst *inst)
{
	v4l2_ctrl_handler_free(&inst->ctrl_handler);
}
Contributors
Person Tokens Prop Commits CommitProp
Stanimir Varbanov 18 100.00% 1 100.00%
Total 18 100.00% 1 100.00%

Overall Contributors
Person Tokens Prop Commits CommitProp
Stanimir Varbanov 1168 100.00% 1 100.00%
Total 1168 100.00% 1 100.00%
Directory: drivers/media/platform/qcom/venus

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.
Person	Tokens	Prop	Commits	CommitProp
Stanimir Varbanov	375	100.00%	1	100.00%
Total	375	100.00%	1	100.00%
cregit-Linux how code gets into the kernel

Release 4.13 drivers/media/platform/qcom/venus/venc_ctrls.c

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