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linux/drivers/media/platform/qcom/venus/venc_ctrls.c
Thomas Gleixner 97fb5e8d9b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284 
Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 294 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.825281744@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00

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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
* Copyright (C) 2017 Linaro Ltd.
*/
#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_calc_bpframes(u32 gop_size, u32 conseq_b, u32 *bf, u32 *pf)
{
u32 half = (gop_size - 1) >> 1;
u32 b, p, ratio;
bool found = false;
if (!gop_size)
return -EINVAL;
*bf = *pf = 0;
if (!conseq_b) {
*pf = gop_size - 1;
return 0;
}
b = p = half;
for (; b <= gop_size - 1; b++, p--) {
if (b % p)
continue;
ratio = b / p;
if (ratio == conseq_b) {
found = true;
break;
}
if (ratio > conseq_b)
break;
}
if (!found)
return -EINVAL;
if (b + p + 1 != gop_size)
return -EINVAL;
*bf = b;
*pf = p;
return 0;
}
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_enable en = { .enable = 1 };
struct hfi_bitrate brate;
u32 bframes;
u32 ptype;
int ret;
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;
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;
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_VP8_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:
ret = venc_calc_bpframes(ctrl->val, ctr->num_b_frames, &bframes,
&ctr->num_p_frames);
if (ret)
return ret;
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:
ret = venc_calc_bpframes(ctr->gop_size, ctrl->val, &bframes,
&ctr->num_p_frames);
if (ret)
return ret;
ctr->num_b_frames = bframes;
break;
case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
mutex_lock(&inst->lock);
if (inst->streamon_out && inst->streamon_cap) {
ptype = HFI_PROPERTY_CONFIG_VENC_REQUEST_SYNC_FRAME;
ret = hfi_session_set_property(inst, ptype, &en);
if (ret) {
mutex_unlock(&inst->lock);
return ret;
}
}
mutex_unlock(&inst->lock);
break;
default:
return -EINVAL;
}
return 0;
}
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, 28);
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_menu(&inst->ctrl_handler, &venc_ctrl_ops,
V4L2_CID_MPEG_VIDEO_VP8_PROFILE,
V4L2_MPEG_VIDEO_VP8_PROFILE_3,
0, V4L2_MPEG_VIDEO_VP8_PROFILE_0);
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_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, 30);
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);
v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME, 0, 0, 0, 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;
}
void venc_ctrl_deinit(struct venus_inst *inst)
{
v4l2_ctrl_handler_free(&inst->ctrl_handler);
}
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