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/******************************************************************************
*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/**
*******************************************************************************
* @file
* ih264e_sei.c
*
* @brief
* This file contains function definitions related to SEI NAL's header encoding
*
* @author
* ittiam
*
* @par List of Functions:
* - ih264e_put_sei_mdcv_params
* - ih264e_put_sei_cll_params
* - ih264e_put_sei_ave_params
* - ih264e_put_sei_ccv_params
* - ih264e_put_sei_msg
*
* @remarks
* None
*
*******************************************************************************
*/
/*****************************************************************************/
/* File Includes */
/*****************************************************************************/
/* System include files */
#include <stdio.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
/* User include files */
#include "ih264_typedefs.h"
#include "iv2.h"
#include "ive2.h"
#include "ih264_macros.h"
#include "ih264_platform_macros.h"
#include "ih264e_trace.h"
#include "ih264e_error.h"
#include "ih264e_bitstream.h"
#include "ih264_defs.h"
#include "ih264_structs.h"
#include "ih264_cabac_tables.h"
#include "ih264e_cabac_structs.h"
#include "irc_cntrl_param.h"
#include "ime_distortion_metrics.h"
#include "ime_defs.h"
#include "ime_structs.h"
#include "ih264e_defs.h"
#include "irc_cntrl_param.h"
#include "irc_frame_info_collector.h"
#include "ih264_trans_quant_itrans_iquant.h"
#include "ih264_inter_pred_filters.h"
#include "ih264_deblk_edge_filters.h"
#include "ih264e_structs.h"
#include "ih264e_encode_header.h"
#include "ih264e_sei.h"
/*****************************************************************************/
/* Function Definitions */
/*****************************************************************************/
/**
******************************************************************************
*
* @brief Generates Mastering Display Color Volume (Supplemental Enhancement Information )
*
* @par Description
* Parse Supplemental Enhancement Information
*
* @param[in] ps_bitstrm
* pointer to bitstream context (handle)
*
* @param[in] ps_sei_mdcv
* pointer to structure containing mdcv SEI data
*
* @return success or failure error code
*
******************************************************************************
*/
IH264E_ERROR_T ih264e_put_sei_mdcv_params(sei_mdcv_params_t *ps_sei_mdcv,
bitstrm_t *ps_bitstrm)
{
WORD32 return_status = IH264E_SUCCESS;
UWORD8 u1_payload_size = 0;
UWORD32 u4_count;
if(ps_sei_mdcv == NULL)
{
return IH264E_FAIL;
}
u1_payload_size += (NUM_SEI_MDCV_PRIMARIES * 2); /* display primaries x */
u1_payload_size += (NUM_SEI_MDCV_PRIMARIES * 2); /* display primaries y */
u1_payload_size += 2; /* white point x */
u1_payload_size += 2; /* white point y */
u1_payload_size += 4; /* max display mastering luminance */
u1_payload_size += 4; /* min display mastering luminance */
/************************************************************************/
/* PayloadSize : This is the size of the payload in bytes */
/************************************************************************/
PUT_BITS(ps_bitstrm, u1_payload_size, 8, return_status, "u1_payload_size");
/*******************************************************************************/
/* Put the mastering display color volume SEI parameters into the bitstream. */
/*******************************************************************************/
/* display primaries x */
for(u4_count = 0; u4_count < NUM_SEI_MDCV_PRIMARIES; u4_count++)
{
PUT_BITS(ps_bitstrm, ps_sei_mdcv->au2_display_primaries_x[u4_count], 16,
return_status, "u2_display_primaries_x");
PUT_BITS(ps_bitstrm, ps_sei_mdcv->au2_display_primaries_y[u4_count], 16,
return_status, "u2_display_primaries_y");
}
/* white point x */
PUT_BITS(ps_bitstrm, ps_sei_mdcv->u2_white_point_x, 16, return_status, "u2_white point x");
/* white point y */
PUT_BITS(ps_bitstrm, ps_sei_mdcv->u2_white_point_y, 16, return_status, "u2_white point y");
/* max display mastering luminance */
PUT_BITS(ps_bitstrm, ps_sei_mdcv->u4_max_display_mastering_luminance, 32,
return_status, "u4_max_display_mastering_luminance");
/* min display mastering luminance */
PUT_BITS(ps_bitstrm, ps_sei_mdcv->u4_min_display_mastering_luminance, 32,
return_status, "u4_max_display_mastering_luminance");
return (return_status);
}
/**
******************************************************************************
*
* @brief Stores content light level info in bitstream
*
* @par Description
* Parse Supplemental Enhancement Information
*
* @param[in] ps_bitstrm
* pointer to bitstream context (handle)
*
* @param[in] ps_sei_cll
* Pinter to structure containing cll sei params
*
* @return success or failure error code
*
******************************************************************************
*/
IH264E_ERROR_T ih264e_put_sei_cll_params(sei_cll_params_t *ps_sei_cll,
bitstrm_t *ps_bitstrm)
{
WORD32 return_status = IH264E_SUCCESS;
UWORD8 u1_payload_size = 0;
if(ps_sei_cll == NULL)
{
return IH264E_FAIL;
}
u1_payload_size += 2; /* max pic average light level */
u1_payload_size += 2; /* max content light level */
/************************************************************************/
/* PayloadSize : This is the size of the payload in bytes */
/************************************************************************/
PUT_BITS(ps_bitstrm, u1_payload_size, 8, return_status, "u1_payload_size");
PUT_BITS(ps_bitstrm, ps_sei_cll->u2_max_content_light_level, 16,
return_status, "u2_max_content_light_level");
PUT_BITS(ps_bitstrm, ps_sei_cll->u2_max_pic_average_light_level, 16,
return_status, "u2_max_pic_average_light_level");
return (return_status);
}
/**
******************************************************************************
*
* @brief Stores ambient viewing environment info in bitstream
*
* @par Description
* Parse Supplemental Enhancement Information
*
* @param[in] ps_bitstrm
* pointer to bitstream context (handle)
*
* @param[in] ps_sei_ave
* pointer to ambient viewing environment info
*
* @return success or failure error code
*
******************************************************************************
*/
IH264E_ERROR_T ih264e_put_sei_ave_params(sei_ave_params_t *ps_sei_ave,
bitstrm_t *ps_bitstrm)
{
WORD32 return_status = IH264E_SUCCESS;
UWORD8 u1_payload_size = 0;
if(ps_sei_ave == NULL)
{
return IH264E_FAIL;
}
u1_payload_size += 4; /* ambient illuminance */
u1_payload_size += 2; /* ambient light x */
u1_payload_size += 2; /* ambient light y */
/************************************************************************/
/* PayloadSize : This is the size of the payload in bytes */
/************************************************************************/
PUT_BITS(ps_bitstrm, u1_payload_size, 8, return_status, "u1_payload_size");
PUT_BITS(ps_bitstrm, ps_sei_ave->u4_ambient_illuminance, 32,
return_status, "u4_ambient_illuminance");
PUT_BITS(ps_bitstrm, ps_sei_ave->u2_ambient_light_x, 16,
return_status, "u2_ambient_light_x");
PUT_BITS(ps_bitstrm, ps_sei_ave->u2_ambient_light_y, 16,
return_status, "u2_ambient_light_y");
return (return_status);
}
/**
******************************************************************************
*
* @brief Generates Content Color Volume info (Supplemental Enhancement Information )
*
* @par Description
* Parse Supplemental Enhancement Information
*
* @param[in] ps_bitstrm
* pointer to bitstream context (handle)
*
* @param[in] ps_sei_ccv
* pointer to structure containing CCV SEI data
*
* @return success or failure error code
*
******************************************************************************
*/
IH264E_ERROR_T ih264e_put_sei_ccv_params(sei_ccv_params_t *ps_sei_ccv,
bitstrm_t *ps_bitstrm)
{
WORD32 return_status = IH264E_SUCCESS;
UWORD16 u2_payload_bits = 0;
UWORD8 u1_payload_bytes = 0;
UWORD32 u4_count;
if(ps_sei_ccv == NULL)
{
return IH264E_FAIL;
}
u2_payload_bits += 1; /* ccv cancel flag */
if(0 == (UWORD32)ps_sei_ccv->u1_ccv_cancel_flag)
{
u2_payload_bits += 1; /* ccv persistence flag */
u2_payload_bits += 1; /* ccv primaries present flag */
u2_payload_bits += 1; /* ccv min luminance value present flag */
u2_payload_bits += 1; /* ccv max luminance value present flag */
u2_payload_bits += 1; /* ccv avg luminance value present flag */
u2_payload_bits += 2; /* ccv reserved zero 2bits */
if(1 == ps_sei_ccv->u1_ccv_primaries_present_flag)
{
u2_payload_bits += (NUM_SEI_CCV_PRIMARIES * 32); /* ccv primaries x[ c ] */
u2_payload_bits += (NUM_SEI_CCV_PRIMARIES * 32); /* ccv primaries y[ c ] */
}
if(1 == ps_sei_ccv->u1_ccv_min_luminance_value_present_flag)
{
u2_payload_bits += 32; /* ccv min luminance value */
}
if(1 == ps_sei_ccv->u1_ccv_max_luminance_value_present_flag)
{
u2_payload_bits += 32; /* ccv max luminance value */
}
if(1 == ps_sei_ccv->u1_ccv_avg_luminance_value_present_flag)
{
u2_payload_bits += 32; /* ccv avg luminance value */
}
}
u1_payload_bytes = (UWORD8)((u2_payload_bits + 7) >> 3);
/************************************************************************/
/* PayloadSize : This is the size of the payload in bytes */
/************************************************************************/
PUT_BITS(ps_bitstrm, u1_payload_bytes, 8, return_status, "u1_payload_bytes");
/*******************************************************************************/
/* Put the Content Color Volume SEI parameters into the bitstream. */
/*******************************************************************************/
PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_cancel_flag, 1,
return_status, "u1_ccv_cancel_flag");
if(0 == ps_sei_ccv->u1_ccv_cancel_flag)
{
PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_persistence_flag, 1,
return_status, "u1_ccv_persistence_flag");
PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_primaries_present_flag, 1,
return_status, "u1_ccv_primaries_present_flag");
PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_min_luminance_value_present_flag, 1,
return_status, "u1_ccv_min_luminance_value_present_flag");
PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_max_luminance_value_present_flag, 1,
return_status, "u1_ccv_max_luminance_value_present_flag");
PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_avg_luminance_value_present_flag, 1,
return_status, "u1_ccv_avg_luminance_value_present_flag");
PUT_BITS(ps_bitstrm, ps_sei_ccv->u1_ccv_reserved_zero_2bits, 2,
return_status, "u1_ccv_reserved_zero_2bits");
/* ccv primaries */
if(1 == ps_sei_ccv->u1_ccv_primaries_present_flag)
{
for(u4_count = 0; u4_count < NUM_SEI_CCV_PRIMARIES; u4_count++)
{
PUT_BITS(ps_bitstrm, ps_sei_ccv->ai4_ccv_primaries_x[u4_count], 32,
return_status, "i4_ccv_primaries_x");
PUT_BITS(ps_bitstrm, ps_sei_ccv->ai4_ccv_primaries_y[u4_count], 32,
return_status, "i4_ccv_primaries_y");
}
}
if(1 == ps_sei_ccv->u1_ccv_min_luminance_value_present_flag)
{
PUT_BITS(ps_bitstrm, ps_sei_ccv->u4_ccv_min_luminance_value, 32,
return_status, "u4_ccv_min_luminance_value");
}
if(1 == ps_sei_ccv->u1_ccv_max_luminance_value_present_flag)
{
PUT_BITS(ps_bitstrm, ps_sei_ccv->u4_ccv_max_luminance_value, 32,
return_status, "u4_ccv_max_luminance_value");
}
if(1 == ps_sei_ccv->u1_ccv_avg_luminance_value_present_flag)
{
PUT_BITS(ps_bitstrm, ps_sei_ccv->u4_ccv_avg_luminance_value, 32,
return_status, "u4_ccv_avg_luminance_value");
}
}
return (return_status);
}
/**
******************************************************************************
*
* @brief Generates SEI (Supplemental Enhancement Information )
*
* @par Description
* Parse Supplemental Enhancement Information
*
* @param[in] e_payload_type
* Determines the type of SEI msg
*
* @param[in] ps_bitstrm
* pointer to bitstream context (handle)
*
* @param[in] ps_sei_params
* pointer to structure containing SEI data
* buffer period, recovery point, picture timing
*
* @return success or failure error code
*
******************************************************************************
*/
IH264E_ERROR_T ih264e_put_sei_msg(IH264_SEI_TYPE e_payload_type,
sei_params_t *ps_sei_params,
bitstrm_t *ps_bitstrm)
{
WORD32 return_status = IH264E_SUCCESS;
/************************************************************************/
/* PayloadType : Send in the SEI type in the stream */
/************************************************************************/
UWORD32 u4_payload_type = e_payload_type;
while(u4_payload_type > 0xFF)
{
PUT_BITS(ps_bitstrm, 0xFF, 8, return_status, "payload");
u4_payload_type -= 0xFF;
}
PUT_BITS(ps_bitstrm, (UWORD32)u4_payload_type, 8, return_status, "e_payload_type");
switch(e_payload_type)
{
case IH264_SEI_MASTERING_DISP_COL_VOL :
return_status = ih264e_put_sei_mdcv_params(&(ps_sei_params->s_sei_mdcv_params),
ps_bitstrm);
break;
case IH264_SEI_CONTENT_LIGHT_LEVEL_DATA :
return_status = ih264e_put_sei_cll_params(&(ps_sei_params->s_sei_cll_params),
ps_bitstrm);
break;
case IH264_SEI_AMBIENT_VIEWING_ENVIRONMENT :
return_status = ih264e_put_sei_ave_params(&(ps_sei_params->s_sei_ave_params),
ps_bitstrm);
break;
case IH264_SEI_CONTENT_COLOR_VOLUME :
return_status = ih264e_put_sei_ccv_params(&(ps_sei_params->s_sei_ccv_params),
ps_bitstrm);
break;
default :
return_status = IH264E_FAIL;
}
/* rbsp trailing bits */
if((IH264E_SUCCESS == return_status) && (ps_bitstrm->i4_bits_left_in_cw & 0x7))
return_status = ih264e_put_rbsp_trailing_bits(ps_bitstrm);
return(return_status);
}