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988 lines
48 KiB
C
988 lines
48 KiB
C
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/******************************************************************************
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*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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/*****************************************************************************/
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/* */
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/* File Name : ih264d_sei.c */
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/* */
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/* Description : This file contains routines to parse SEI NAL's */
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/* */
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/* List of Functions : <List the functions defined in this file> */
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/* */
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/* Issues / Problems : None */
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/* */
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/* Revision History : */
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/* */
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/* DD MM YYYY Author(s) Changes (Describe the changes made) */
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/* 25 05 2005 NS Draft */
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/* */
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/*****************************************************************************/
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#include <string.h>
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#include "ih264_typedefs.h"
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#include "ih264_macros.h"
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#include "ih264_platform_macros.h"
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#include "ih264d_bitstrm.h"
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#include "ih264d_structs.h"
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#include "ih264d_error_handler.h"
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#include "ih264d_vui.h"
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#include "ih264d_parse_cavlc.h"
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#include "ih264d_defs.h"
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/*****************************************************************************/
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/* */
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/* Function Name : ih264d_parse_buffering_period */
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/* */
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/* Description : This function parses SEI message buffering_period */
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/* Inputs : ps_buf_prd pointer to struct buf_period_t */
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/* ps_bitstrm Bitstream */
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/* Globals : None */
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/* Processing : Parses SEI payload buffering period. */
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/* Outputs : None */
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/* Return : 0 for successfull parsing, else error message */
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/* */
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/* Issues : Not implemented fully */
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/* */
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/* Revision History: */
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/* */
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/* DD MM YYYY Author(s) Changes (Describe the changes made) */
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/* 06 05 2002 NS Draft */
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/* */
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/*****************************************************************************/
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WORD32 ih264d_parse_buffering_period(buf_period_t *ps_buf_prd,
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dec_bit_stream_t *ps_bitstrm,
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dec_struct_t *ps_dec)
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{
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UWORD8 u1_seq_parameter_set_id;
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dec_seq_params_t *ps_seq;
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UWORD8 u1_nal_hrd_present, u1_vcl_hrd_present;
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UWORD32 i;
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UWORD32 *pu4_bitstrm_ofst = &ps_bitstrm->u4_ofst;
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UWORD32 *pu4_bitstrm_buf = ps_bitstrm->pu4_buffer;
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UNUSED(ps_buf_prd);
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u1_seq_parameter_set_id = ih264d_uev(pu4_bitstrm_ofst,
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pu4_bitstrm_buf);
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if(u1_seq_parameter_set_id >= MAX_NUM_SEQ_PARAMS)
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return ERROR_INVALID_SEQ_PARAM;
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ps_seq = &ps_dec->ps_sps[u1_seq_parameter_set_id];
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if(TRUE != ps_seq->u1_is_valid)
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return ERROR_INVALID_SEQ_PARAM;
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ps_dec->ps_sei->u1_seq_param_set_id = u1_seq_parameter_set_id;
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ps_dec->ps_cur_sps = ps_seq;
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if(FALSE == ps_seq->u1_is_valid)
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return ERROR_INVALID_SEQ_PARAM;
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if(1 == ps_seq->u1_vui_parameters_present_flag)
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{
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u1_nal_hrd_present = ps_seq->s_vui.u1_nal_hrd_params_present;
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if(u1_nal_hrd_present)
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{
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for(i = 0; i < ps_seq->s_vui.s_nal_hrd.u4_cpb_cnt; i++)
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{
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ih264d_get_bits_h264(
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ps_bitstrm,
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ps_seq->s_vui.s_nal_hrd.u1_initial_cpb_removal_delay);
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ih264d_get_bits_h264(
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ps_bitstrm,
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ps_seq->s_vui.s_nal_hrd.u1_initial_cpb_removal_delay);
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}
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}
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u1_vcl_hrd_present = ps_seq->s_vui.u1_vcl_hrd_params_present;
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if(u1_vcl_hrd_present)
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{
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for(i = 0; i < ps_seq->s_vui.s_vcl_hrd.u4_cpb_cnt; i++)
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{
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ih264d_get_bits_h264(
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ps_bitstrm,
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ps_seq->s_vui.s_vcl_hrd.u1_initial_cpb_removal_delay);
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ih264d_get_bits_h264(
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ps_bitstrm,
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ps_seq->s_vui.s_vcl_hrd.u1_initial_cpb_removal_delay);
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}
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}
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}
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return (OK);
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}
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/*****************************************************************************/
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/* */
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/* Function Name : ih264d_parse_pic_timing */
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/* */
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/* Description : This function parses SEI message pic_timing */
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/* Inputs : ps_bitstrm Bitstream */
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/* ps_dec Poniter decoder context */
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/* ui4_payload_size pay load i4_size */
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/* Globals : None */
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/* Processing : Parses SEI payload picture timing */
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/* Outputs : None */
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/* Return : 0 */
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/* */
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/* Issues : Not implemented fully */
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/* */
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/* Revision History: */
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/* */
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/* DD MM YYYY Author(s) Changes (Describe the changes made) */
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/* 06 05 2002 NS Draft */
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/* */
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/*****************************************************************************/
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WORD32 ih264d_parse_pic_timing(dec_bit_stream_t *ps_bitstrm,
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dec_struct_t *ps_dec,
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UWORD32 ui4_payload_size)
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{
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sei *ps_sei;
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vui_t *ps_vu4;
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UWORD8 u1_cpb_dpb_present;
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UWORD8 u1_pic_struct_present_flag;
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UWORD32 u4_start_offset, u4_bits_consumed;
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UWORD8 u1_cpb_removal_delay_length, u1_dpb_output_delay_length;
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ps_sei = (sei *)ps_dec->ps_sei;
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ps_vu4 = &ps_dec->ps_cur_sps->s_vui;
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u1_cpb_dpb_present = ps_vu4->u1_vcl_hrd_params_present
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+ ps_vu4->u1_nal_hrd_params_present;
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if(ps_vu4->u1_vcl_hrd_params_present)
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{
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u1_cpb_removal_delay_length =
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ps_vu4->s_vcl_hrd.u1_cpb_removal_delay_length;
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u1_dpb_output_delay_length =
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ps_vu4->s_vcl_hrd.u1_dpb_output_delay_length;
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}
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else if(ps_vu4->u1_nal_hrd_params_present)
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{
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u1_cpb_removal_delay_length =
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ps_vu4->s_nal_hrd.u1_cpb_removal_delay_length;
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u1_dpb_output_delay_length =
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ps_vu4->s_nal_hrd.u1_dpb_output_delay_length;
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}
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else
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{
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u1_cpb_removal_delay_length = 24;
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u1_dpb_output_delay_length = 24;
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}
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u4_start_offset = ps_bitstrm->u4_ofst;
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if(u1_cpb_dpb_present)
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{
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ih264d_get_bits_h264(ps_bitstrm, u1_cpb_removal_delay_length);
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ih264d_get_bits_h264(ps_bitstrm, u1_dpb_output_delay_length);
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}
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u1_pic_struct_present_flag = ps_vu4->u1_pic_struct_present_flag;
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if(u1_pic_struct_present_flag)
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{
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ps_sei->u1_pic_struct = ih264d_get_bits_h264(ps_bitstrm, 4);
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ps_dec->u1_pic_struct_copy = ps_sei->u1_pic_struct;
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ps_sei->u1_is_valid = 1;
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}
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u4_bits_consumed = ps_bitstrm->u4_ofst - u4_start_offset;
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if((ui4_payload_size << 3) < u4_bits_consumed)
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return ERROR_CORRUPTED_SLICE;
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ih264d_flush_bits_h264(ps_bitstrm,
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(ui4_payload_size << 3) - u4_bits_consumed);
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return (OK);
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}
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/*****************************************************************************/
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/* */
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/* Function Name : ih264d_parse_recovery_point */
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/* */
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/* Description : This function parses SEI message recovery point */
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/* Inputs : ps_bitstrm Bitstream */
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/* ps_dec Poniter decoder context */
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/* ui4_payload_size pay load i4_size */
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/* Globals : None */
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/* Processing : Parses SEI payload picture timing */
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/* Outputs : None */
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/* Return : 0 */
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/* */
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/* Issues : Not implemented fully */
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/* */
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/* Revision History: */
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/* */
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/* DD MM YYYY Author(s) Changes (Describe the changes made) */
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/* 06 05 2002 NS Draft */
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/* */
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/*****************************************************************************/
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WORD32 ih264d_parse_recovery_point(dec_bit_stream_t *ps_bitstrm,
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dec_struct_t *ps_dec,
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UWORD32 ui4_payload_size)
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{
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sei *ps_sei = ps_dec->ps_sei;
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dec_err_status_t *ps_err = ps_dec->ps_dec_err_status;
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UWORD32 *pu4_bitstrm_ofst = &ps_bitstrm->u4_ofst;
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UWORD32 *pu4_bitstrm_buf = ps_bitstrm->pu4_buffer;
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UNUSED(ui4_payload_size);
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ps_sei->u2_recovery_frame_cnt = ih264d_uev(pu4_bitstrm_ofst,
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pu4_bitstrm_buf);
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ps_err->u4_frm_sei_sync = ps_err->u4_cur_frm
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+ ps_sei->u2_recovery_frame_cnt;
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ps_sei->u1_exact_match_flag = ih264d_get_bit_h264(ps_bitstrm);
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ps_sei->u1_broken_link_flag = ih264d_get_bit_h264(ps_bitstrm);
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ps_sei->u1_changing_slice_grp_idc = ih264d_get_bits_h264(ps_bitstrm, 2);
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return (OK);
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}
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/*****************************************************************************/
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/* */
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/* Function Name : ih264d_parse_mdcv */
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/* */
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/* Description : This function parses SEI message mdcv */
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/* Inputs : ps_bitstrm Bitstream */
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/* ps_dec Poniter decoder context */
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/* ui4_payload_size pay load i4_size */
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/* Globals : None */
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/* Processing : */
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/* Outputs : None */
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/* Return : 0 for successfull parsing, else -1 */
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/* */
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/* Issues : */
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/* */
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/* Revision History: */
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/* */
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/* DD MM YYYY Author(s) Changes (Describe the changes made) */
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/* Draft */
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/* */
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/*****************************************************************************/
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WORD32 ih264d_parse_mdcv(dec_bit_stream_t *ps_bitstrm,
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dec_struct_t *ps_dec,
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UWORD32 ui4_payload_size)
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{
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sei *ps_sei = ps_dec->ps_sei_parse;
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dec_err_status_t *ps_err = ps_dec->ps_dec_err_status;
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UWORD32 *pu4_bitstrm_ofst = &ps_bitstrm->u4_ofst;
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UWORD32 *pu4_bitstrm_buf = ps_bitstrm->pu4_buffer;
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UWORD32 u4_count;
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UNUSED(ui4_payload_size);
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if((ps_dec == NULL) || (ps_sei == NULL))
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{
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return NOT_OK;
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}
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ps_sei->u1_sei_mdcv_params_present_flag = 1;
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/* display primaries x */
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for(u4_count = 0; u4_count < NUM_SEI_MDCV_PRIMARIES; u4_count++)
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{
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ps_sei->s_sei_mdcv_params.au2_display_primaries_x[u4_count] =
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(UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
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if((ps_sei->s_sei_mdcv_params.au2_display_primaries_x[u4_count] >
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DISPLAY_PRIMARIES_X_UPPER_LIMIT) ||
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(ps_sei->s_sei_mdcv_params.au2_display_primaries_x[u4_count] <
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DISPLAY_PRIMARIES_X_LOWER_LIMIT) ||
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((ps_sei->s_sei_mdcv_params.au2_display_primaries_x[u4_count] %
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DISPLAY_PRIMARIES_X_DIVISION_FACTOR) != 0))
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{
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ps_sei->u1_sei_mdcv_params_present_flag = 0;
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return ERROR_INV_SEI_MDCV_PARAMS;
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}
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ps_sei->s_sei_mdcv_params.au2_display_primaries_y[u4_count] =
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(UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
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if((ps_sei->s_sei_mdcv_params.au2_display_primaries_y[u4_count] >
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DISPLAY_PRIMARIES_Y_UPPER_LIMIT) ||
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(ps_sei->s_sei_mdcv_params.au2_display_primaries_y[u4_count] <
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DISPLAY_PRIMARIES_Y_LOWER_LIMIT) ||
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((ps_sei->s_sei_mdcv_params.au2_display_primaries_y[u4_count] %
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DISPLAY_PRIMARIES_Y_DIVISION_FACTOR) != 0))
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{
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ps_sei->u1_sei_mdcv_params_present_flag = 0;
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return ERROR_INV_SEI_MDCV_PARAMS;
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}
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}
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/* white point x */
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ps_sei->s_sei_mdcv_params.u2_white_point_x = (UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
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if((ps_sei->s_sei_mdcv_params.u2_white_point_x > WHITE_POINT_X_UPPER_LIMIT) ||
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(ps_sei->s_sei_mdcv_params.u2_white_point_x < WHITE_POINT_X_LOWER_LIMIT) ||
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((ps_sei->s_sei_mdcv_params.u2_white_point_x % WHITE_POINT_X_DIVISION_FACTOR) != 0))
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{
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ps_sei->u1_sei_mdcv_params_present_flag = 0;
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return ERROR_INV_SEI_MDCV_PARAMS;
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}
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/* white point y */
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ps_sei->s_sei_mdcv_params.u2_white_point_y = (UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
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if((ps_sei->s_sei_mdcv_params.u2_white_point_y > WHITE_POINT_Y_UPPER_LIMIT) ||
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(ps_sei->s_sei_mdcv_params.u2_white_point_y < WHITE_POINT_Y_LOWER_LIMIT) ||
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((ps_sei->s_sei_mdcv_params.u2_white_point_y % WHITE_POINT_Y_DIVISION_FACTOR) != 0))
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{
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ps_sei->u1_sei_mdcv_params_present_flag = 0;
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return ERROR_INV_SEI_MDCV_PARAMS;
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}
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/* max display mastering luminance */
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ps_sei->s_sei_mdcv_params.u4_max_display_mastering_luminance =
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(UWORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
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if((ps_sei->s_sei_mdcv_params.u4_max_display_mastering_luminance >
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MAX_DISPLAY_MASTERING_LUMINANCE_UPPER_LIMIT) ||
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(ps_sei->s_sei_mdcv_params.u4_max_display_mastering_luminance <
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MAX_DISPLAY_MASTERING_LUMINANCE_LOWER_LIMIT) ||
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((ps_sei->s_sei_mdcv_params.u4_max_display_mastering_luminance %
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MAX_DISPLAY_MASTERING_LUMINANCE_DIVISION_FACTOR) != 0))
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{
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ps_sei->u1_sei_mdcv_params_present_flag = 0;
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return ERROR_INV_SEI_MDCV_PARAMS;
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}
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/* min display mastering luminance */
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ps_sei->s_sei_mdcv_params.u4_min_display_mastering_luminance =
|
||
|
(UWORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
|
||
|
|
||
|
if((ps_sei->s_sei_mdcv_params.u4_min_display_mastering_luminance >
|
||
|
MIN_DISPLAY_MASTERING_LUMINANCE_UPPER_LIMIT) ||
|
||
|
(ps_sei->s_sei_mdcv_params.u4_min_display_mastering_luminance <
|
||
|
MIN_DISPLAY_MASTERING_LUMINANCE_LOWER_LIMIT))
|
||
|
{
|
||
|
ps_sei->u1_sei_mdcv_params_present_flag = 0;
|
||
|
return ERROR_INV_SEI_MDCV_PARAMS;
|
||
|
}
|
||
|
if(ps_sei->s_sei_mdcv_params.u4_max_display_mastering_luminance <=
|
||
|
ps_sei->s_sei_mdcv_params.u4_min_display_mastering_luminance)
|
||
|
{
|
||
|
ps_sei->u1_sei_mdcv_params_present_flag = 0;
|
||
|
return ERROR_INV_SEI_MDCV_PARAMS;
|
||
|
}
|
||
|
return (OK);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_parse_cll */
|
||
|
/* */
|
||
|
/* Description : This function parses SEI message cll */
|
||
|
/* Inputs : ps_bitstrm Bitstream */
|
||
|
/* ps_dec Poniter decoder context */
|
||
|
/* ui4_payload_size pay load i4_size */
|
||
|
/* Globals : None */
|
||
|
/* Processing : */
|
||
|
/* Outputs : None */
|
||
|
/* Return : 0 for successfull parsing, else -1 */
|
||
|
/* */
|
||
|
/* Issues : */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* Draft */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
WORD32 ih264d_parse_cll(dec_bit_stream_t *ps_bitstrm,
|
||
|
dec_struct_t *ps_dec,
|
||
|
UWORD32 ui4_payload_size)
|
||
|
{
|
||
|
sei *ps_sei = ps_dec->ps_sei_parse;
|
||
|
dec_err_status_t *ps_err = ps_dec->ps_dec_err_status;
|
||
|
UWORD32 *pu4_bitstrm_ofst = &ps_bitstrm->u4_ofst;
|
||
|
UWORD32 *pu4_bitstrm_buf = ps_bitstrm->pu4_buffer;
|
||
|
UNUSED(ui4_payload_size);
|
||
|
|
||
|
if((ps_dec == NULL) || (ps_sei == NULL))
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
ps_sei->u1_sei_cll_params_present_flag = 1;
|
||
|
|
||
|
ps_sei->s_sei_cll_params.u2_max_content_light_level =
|
||
|
(UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
|
||
|
ps_sei->s_sei_cll_params.u2_max_pic_average_light_level =
|
||
|
(UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
|
||
|
/*No any sanity checks done for CLL params*/
|
||
|
|
||
|
return (OK);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_parse_ave */
|
||
|
/* */
|
||
|
/* Description : This function parses SEI message ave */
|
||
|
/* Inputs : ps_bitstrm Bitstream */
|
||
|
/* ps_dec Poniter decoder context */
|
||
|
/* ui4_payload_size pay load i4_size */
|
||
|
/* Globals : None */
|
||
|
/* Processing : */
|
||
|
/* Outputs : None */
|
||
|
/* Return : 0 for successfull parsing, else -1 */
|
||
|
/* */
|
||
|
/* Issues : */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* Draft */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
WORD32 ih264d_parse_ave(dec_bit_stream_t *ps_bitstrm,
|
||
|
dec_struct_t *ps_dec,
|
||
|
UWORD32 ui4_payload_size)
|
||
|
{
|
||
|
sei *ps_sei = ps_dec->ps_sei_parse;
|
||
|
dec_err_status_t *ps_err = ps_dec->ps_dec_err_status;
|
||
|
UWORD32 *pu4_bitstrm_ofst = &ps_bitstrm->u4_ofst;
|
||
|
UWORD32 *pu4_bitstrm_buf = ps_bitstrm->pu4_buffer;
|
||
|
UNUSED(ui4_payload_size);
|
||
|
|
||
|
if((ps_dec == NULL) || (ps_sei == NULL))
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
ps_sei->u1_sei_ave_params_present_flag = 1;
|
||
|
|
||
|
ps_sei->s_sei_ave_params.u4_ambient_illuminance = (UWORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
|
||
|
if(0 == ps_sei->s_sei_ave_params.u4_ambient_illuminance)
|
||
|
{
|
||
|
ps_sei->u1_sei_ave_params_present_flag = 0;
|
||
|
return ERROR_INV_SEI_AVE_PARAMS;
|
||
|
}
|
||
|
|
||
|
ps_sei->s_sei_ave_params.u2_ambient_light_x = (UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
|
||
|
if(ps_sei->s_sei_ave_params.u2_ambient_light_x > AMBIENT_LIGHT_X_UPPER_LIMIT)
|
||
|
{
|
||
|
ps_sei->u1_sei_ave_params_present_flag = 0;
|
||
|
return ERROR_INV_SEI_AVE_PARAMS;
|
||
|
}
|
||
|
|
||
|
ps_sei->s_sei_ave_params.u2_ambient_light_y = (UWORD16)ih264d_get_bits_h264(ps_bitstrm, 16);
|
||
|
if(ps_sei->s_sei_ave_params.u2_ambient_light_y > AMBIENT_LIGHT_Y_UPPER_LIMIT)
|
||
|
{
|
||
|
ps_sei->u1_sei_ave_params_present_flag = 0;
|
||
|
return ERROR_INV_SEI_AVE_PARAMS;
|
||
|
}
|
||
|
return (OK);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_parse_ccv */
|
||
|
/* */
|
||
|
/* Description : This function parses SEI message ccv */
|
||
|
/* Inputs : ps_bitstrm Bitstream */
|
||
|
/* ps_dec Poniter decoder context */
|
||
|
/* ui4_payload_size pay load i4_size */
|
||
|
/* Globals : None */
|
||
|
/* Processing : */
|
||
|
/* Outputs : None */
|
||
|
/* Return : 0 for successfull parsing, else -1 */
|
||
|
/* */
|
||
|
/* Issues : */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* Draft */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
WORD32 ih264d_parse_ccv(dec_bit_stream_t *ps_bitstrm,
|
||
|
dec_struct_t *ps_dec,
|
||
|
UWORD32 ui4_payload_size)
|
||
|
{
|
||
|
sei *ps_sei = ps_dec->ps_sei_parse;
|
||
|
dec_err_status_t *ps_err = ps_dec->ps_dec_err_status;
|
||
|
UWORD32 *pu4_bitstrm_ofst = &ps_bitstrm->u4_ofst;
|
||
|
UWORD32 *pu4_bitstrm_buf = ps_bitstrm->pu4_buffer;
|
||
|
UWORD32 u4_count;
|
||
|
UNUSED(ui4_payload_size);
|
||
|
|
||
|
if((ps_dec == NULL) || (ps_sei == NULL))
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
ps_sei->u1_sei_ccv_params_present_flag = 0;
|
||
|
|
||
|
ps_sei->s_sei_ccv_params.u1_ccv_cancel_flag = (UWORD8)ih264d_get_bit_h264(ps_bitstrm);
|
||
|
|
||
|
if(ps_sei->s_sei_ccv_params.u1_ccv_cancel_flag > 1)
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
if(0 == ps_sei->s_sei_ccv_params.u1_ccv_cancel_flag)
|
||
|
{
|
||
|
ps_sei->s_sei_ccv_params.u1_ccv_persistence_flag =
|
||
|
(UWORD8)ih264d_get_bit_h264(ps_bitstrm);
|
||
|
if(ps_sei->s_sei_ccv_params.u1_ccv_persistence_flag > 1)
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
ps_sei->s_sei_ccv_params.u1_ccv_primaries_present_flag =
|
||
|
(UWORD8)ih264d_get_bit_h264(ps_bitstrm);
|
||
|
if(ps_sei->s_sei_ccv_params.u1_ccv_primaries_present_flag > 1)
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
ps_sei->s_sei_ccv_params.u1_ccv_min_luminance_value_present_flag =
|
||
|
(UWORD8)ih264d_get_bit_h264(ps_bitstrm);
|
||
|
if(ps_sei->s_sei_ccv_params.u1_ccv_min_luminance_value_present_flag > 1)
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
ps_sei->s_sei_ccv_params.u1_ccv_max_luminance_value_present_flag =
|
||
|
(UWORD8)ih264d_get_bit_h264(ps_bitstrm);
|
||
|
if(ps_sei->s_sei_ccv_params.u1_ccv_max_luminance_value_present_flag > 1)
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
ps_sei->s_sei_ccv_params.u1_ccv_avg_luminance_value_present_flag =
|
||
|
(UWORD8)ih264d_get_bit_h264(ps_bitstrm);
|
||
|
if(ps_sei->s_sei_ccv_params.u1_ccv_avg_luminance_value_present_flag > 1)
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
|
||
|
if((ps_sei->s_sei_ccv_params.u1_ccv_primaries_present_flag == 0) &&
|
||
|
(ps_sei->s_sei_ccv_params.u1_ccv_min_luminance_value_present_flag == 0) &&
|
||
|
(ps_sei->s_sei_ccv_params.u1_ccv_max_luminance_value_present_flag == 0) &&
|
||
|
(ps_sei->s_sei_ccv_params.u1_ccv_avg_luminance_value_present_flag == 0))
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
|
||
|
ps_sei->s_sei_ccv_params.u1_ccv_reserved_zero_2bits =
|
||
|
(UWORD8)ih264d_get_bits_h264(ps_bitstrm, 2);
|
||
|
if((ps_sei->s_sei_ccv_params.u1_ccv_reserved_zero_2bits != 0))
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
|
||
|
/* ccv primaries */
|
||
|
if(1 == ps_sei->s_sei_ccv_params.u1_ccv_primaries_present_flag)
|
||
|
{
|
||
|
for(u4_count = 0; u4_count < NUM_SEI_CCV_PRIMARIES; u4_count++)
|
||
|
{
|
||
|
ps_sei->s_sei_ccv_params.ai4_ccv_primaries_x[u4_count] =
|
||
|
(WORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
|
||
|
if((ps_sei->s_sei_ccv_params.ai4_ccv_primaries_x[u4_count] >
|
||
|
CCV_PRIMARIES_X_UPPER_LIMIT) ||
|
||
|
(ps_sei->s_sei_ccv_params.ai4_ccv_primaries_x[u4_count] <
|
||
|
CCV_PRIMARIES_X_LOWER_LIMIT))
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
|
||
|
ps_sei->s_sei_ccv_params.ai4_ccv_primaries_y[u4_count] =
|
||
|
(WORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
|
||
|
if((ps_sei->s_sei_ccv_params.ai4_ccv_primaries_y[u4_count] >
|
||
|
CCV_PRIMARIES_Y_UPPER_LIMIT) ||
|
||
|
(ps_sei->s_sei_ccv_params.ai4_ccv_primaries_y[u4_count] <
|
||
|
CCV_PRIMARIES_Y_LOWER_LIMIT))
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if(1 == ps_sei->s_sei_ccv_params.u1_ccv_min_luminance_value_present_flag)
|
||
|
{
|
||
|
ps_sei->s_sei_ccv_params.u4_ccv_min_luminance_value =
|
||
|
(UWORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
|
||
|
}
|
||
|
|
||
|
if(1 == ps_sei->s_sei_ccv_params.u1_ccv_max_luminance_value_present_flag)
|
||
|
{
|
||
|
ps_sei->s_sei_ccv_params.u4_ccv_max_luminance_value =
|
||
|
(UWORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
|
||
|
if((1 == ps_sei->s_sei_ccv_params.u1_ccv_min_luminance_value_present_flag) &&
|
||
|
(ps_sei->s_sei_ccv_params.u4_ccv_max_luminance_value <
|
||
|
ps_sei->s_sei_ccv_params.u4_ccv_min_luminance_value))
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
}
|
||
|
if(1 == ps_sei->s_sei_ccv_params.u1_ccv_avg_luminance_value_present_flag)
|
||
|
{
|
||
|
ps_sei->s_sei_ccv_params.u4_ccv_avg_luminance_value =
|
||
|
(UWORD32)ih264d_get_bits_h264(ps_bitstrm, 32);
|
||
|
if((1 == ps_sei->s_sei_ccv_params.u1_ccv_min_luminance_value_present_flag) &&
|
||
|
(ps_sei->s_sei_ccv_params.u4_ccv_avg_luminance_value <
|
||
|
ps_sei->s_sei_ccv_params.u4_ccv_min_luminance_value))
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
if((1 == ps_sei->s_sei_ccv_params.u1_ccv_max_luminance_value_present_flag) &&
|
||
|
(ps_sei->s_sei_ccv_params.u4_ccv_max_luminance_value <
|
||
|
ps_sei->s_sei_ccv_params.u4_ccv_avg_luminance_value))
|
||
|
{
|
||
|
return ERROR_INV_SEI_CCV_PARAMS;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
ps_sei->u1_sei_ccv_params_present_flag = 1;
|
||
|
return (OK);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_parse_sei_payload */
|
||
|
/* */
|
||
|
/* Description : This function parses SEI pay loads. Currently it's */
|
||
|
/* implemented partially. */
|
||
|
/* Inputs : ps_bitstrm Bitstream */
|
||
|
/* ui4_payload_type SEI payload type */
|
||
|
/* ui4_payload_size SEI payload i4_size */
|
||
|
/* Globals : None */
|
||
|
/* Processing : Parses SEI payloads units and stores the info */
|
||
|
/* Outputs : None */
|
||
|
/* Return : status for successful parsing, else -1 */
|
||
|
/* */
|
||
|
/* Issues : Not implemented fully */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* 06 05 2002 NS Draft */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
|
||
|
WORD32 ih264d_parse_sei_payload(dec_bit_stream_t *ps_bitstrm,
|
||
|
UWORD32 ui4_payload_type,
|
||
|
UWORD32 ui4_payload_size,
|
||
|
dec_struct_t *ps_dec)
|
||
|
{
|
||
|
sei *ps_sei;
|
||
|
WORD32 i4_status = 0;
|
||
|
ps_sei = (sei *)ps_dec->ps_sei_parse;
|
||
|
|
||
|
if(ui4_payload_size == 0)
|
||
|
return -1;
|
||
|
if(NULL == ps_bitstrm)
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
switch(ui4_payload_type)
|
||
|
{
|
||
|
case SEI_BUF_PERIOD:
|
||
|
|
||
|
i4_status = ih264d_parse_buffering_period(&ps_sei->s_buf_period,
|
||
|
ps_bitstrm, ps_dec);
|
||
|
break;
|
||
|
case SEI_PIC_TIMING:
|
||
|
if(NULL == ps_dec->ps_cur_sps)
|
||
|
i4_status = ih264d_flush_bits_h264(ps_bitstrm, (ui4_payload_size << 3));
|
||
|
else
|
||
|
i4_status = ih264d_parse_pic_timing(ps_bitstrm, ps_dec,
|
||
|
ui4_payload_size);
|
||
|
break;
|
||
|
case SEI_RECOVERY_PT:
|
||
|
i4_status = ih264d_parse_recovery_point(ps_bitstrm, ps_dec,
|
||
|
ui4_payload_size);
|
||
|
break;
|
||
|
case SEI_MASTERING_DISP_COL_VOL:
|
||
|
|
||
|
i4_status = ih264d_parse_mdcv(ps_bitstrm, ps_dec,
|
||
|
ui4_payload_size);
|
||
|
break;
|
||
|
case SEI_CONTENT_LIGHT_LEVEL_DATA:
|
||
|
|
||
|
i4_status = ih264d_parse_cll(ps_bitstrm, ps_dec,
|
||
|
ui4_payload_size);
|
||
|
break;
|
||
|
case SEI_AMBIENT_VIEWING_ENVIRONMENT:
|
||
|
|
||
|
i4_status = ih264d_parse_ave(ps_bitstrm, ps_dec,
|
||
|
ui4_payload_size);
|
||
|
break;
|
||
|
case SEI_CONTENT_COLOR_VOLUME:
|
||
|
|
||
|
i4_status = ih264d_parse_ccv(ps_bitstrm, ps_dec,
|
||
|
ui4_payload_size);
|
||
|
break;
|
||
|
default:
|
||
|
i4_status = ih264d_flush_bits_h264(ps_bitstrm, (ui4_payload_size << 3));
|
||
|
break;
|
||
|
}
|
||
|
return (i4_status);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_parse_sei_message */
|
||
|
/* */
|
||
|
/* Description : This function is parses and decode SEI. Currently it's */
|
||
|
/* not implemented fully. */
|
||
|
/* Inputs : ps_dec Decoder parameters */
|
||
|
/* ps_bitstrm Bitstream */
|
||
|
/* Globals : None */
|
||
|
/* Processing : Parses SEI NAL units and stores the info */
|
||
|
/* Outputs : None */
|
||
|
/* Returns : None */
|
||
|
/* */
|
||
|
/* Issues : Not implemented fully */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* 06 05 2002 NS Draft */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
|
||
|
WORD32 ih264d_parse_sei_message(dec_struct_t *ps_dec,
|
||
|
dec_bit_stream_t *ps_bitstrm)
|
||
|
{
|
||
|
UWORD32 ui4_payload_type, ui4_payload_size;
|
||
|
UWORD32 u4_bits;
|
||
|
WORD32 i4_status = 0;
|
||
|
|
||
|
do
|
||
|
{
|
||
|
ui4_payload_type = 0;
|
||
|
|
||
|
if(!CHECK_BITS_SUFFICIENT(ps_bitstrm, 8))
|
||
|
{
|
||
|
return ERROR_EOB_GETBITS_T;
|
||
|
}
|
||
|
u4_bits = ih264d_get_bits_h264(ps_bitstrm, 8);
|
||
|
while(0xff == u4_bits && CHECK_BITS_SUFFICIENT(ps_bitstrm, 8))
|
||
|
{
|
||
|
u4_bits = ih264d_get_bits_h264(ps_bitstrm, 8);
|
||
|
ui4_payload_type += 255;
|
||
|
}
|
||
|
ui4_payload_type += u4_bits;
|
||
|
|
||
|
ui4_payload_size = 0;
|
||
|
if(!CHECK_BITS_SUFFICIENT(ps_bitstrm, 8))
|
||
|
{
|
||
|
return ERROR_EOB_GETBITS_T;
|
||
|
}
|
||
|
u4_bits = ih264d_get_bits_h264(ps_bitstrm, 8);
|
||
|
while(0xff == u4_bits && CHECK_BITS_SUFFICIENT(ps_bitstrm, 8))
|
||
|
{
|
||
|
u4_bits = ih264d_get_bits_h264(ps_bitstrm, 8);
|
||
|
ui4_payload_size += 255;
|
||
|
}
|
||
|
ui4_payload_size += u4_bits;
|
||
|
|
||
|
if(!CHECK_BITS_SUFFICIENT(ps_bitstrm, (ui4_payload_size << 3)))
|
||
|
{
|
||
|
return ERROR_EOB_GETBITS_T;
|
||
|
}
|
||
|
i4_status = ih264d_parse_sei_payload(ps_bitstrm, ui4_payload_type,
|
||
|
ui4_payload_size, ps_dec);
|
||
|
if(i4_status != OK)
|
||
|
return i4_status;
|
||
|
|
||
|
if(ih264d_check_byte_aligned(ps_bitstrm) == 0)
|
||
|
{
|
||
|
u4_bits = ih264d_get_bit_h264(ps_bitstrm);
|
||
|
if(0 == u4_bits)
|
||
|
{
|
||
|
H264_DEC_DEBUG_PRINT("\nError in parsing SEI message");
|
||
|
}
|
||
|
while(0 == ih264d_check_byte_aligned(ps_bitstrm)
|
||
|
&& CHECK_BITS_SUFFICIENT(ps_bitstrm, 1))
|
||
|
{
|
||
|
u4_bits = ih264d_get_bit_h264(ps_bitstrm);
|
||
|
if(u4_bits)
|
||
|
{
|
||
|
H264_DEC_DEBUG_PRINT("\nError in parsing SEI message");
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
while(MORE_RBSP_DATA(ps_bitstrm));
|
||
|
return (i4_status);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_export_sei_mdcv_params */
|
||
|
/* */
|
||
|
/* Description : This function populates SEI mdcv message in */
|
||
|
/* output structure */
|
||
|
/* Inputs : ps_sei_mdcv_op pointer to sei mdcv o\p struct */
|
||
|
/* : ps_sei pointer to decoded sei params */
|
||
|
/* Outputs : */
|
||
|
/* Returns : returns 0 for success; -1 for failure */
|
||
|
/* */
|
||
|
/* Issues : none */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
WORD32 ih264d_export_sei_mdcv_params(ivd_sei_decode_op_t *ps_sei_decode_op,
|
||
|
sei *ps_sei, sei *ps_sei_export)
|
||
|
{
|
||
|
if((ps_sei_export == NULL) || (ps_sei == NULL))
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
ps_sei_export->u1_sei_mdcv_params_present_flag = ps_sei->u1_sei_mdcv_params_present_flag;
|
||
|
ps_sei_decode_op->u1_sei_mdcv_params_present_flag = ps_sei->u1_sei_mdcv_params_present_flag;
|
||
|
|
||
|
if(0 == ps_sei_export->u1_sei_mdcv_params_present_flag)
|
||
|
{
|
||
|
memset(&ps_sei_export->s_sei_mdcv_params, 0, sizeof(sei_mdcv_params_t));
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
memcpy(&ps_sei_export->s_sei_mdcv_params, &ps_sei->s_sei_mdcv_params,
|
||
|
sizeof(sei_mdcv_params_t));
|
||
|
}
|
||
|
|
||
|
return (OK);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_export_sei_cll_params */
|
||
|
/* */
|
||
|
/* Description : This function populates SEI cll message in */
|
||
|
/* output structure */
|
||
|
/* Inputs : ps_sei_cll_op pointer to sei cll o\p struct */
|
||
|
/* : ps_sei pointer to decoded sei params */
|
||
|
/* Outputs : */
|
||
|
/* Returns : returns 0 for success; -1 for failure */
|
||
|
/* */
|
||
|
/* Issues : none */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
WORD32 ih264d_export_sei_cll_params(ivd_sei_decode_op_t *ps_sei_decode_op,
|
||
|
sei *ps_sei, sei *ps_sei_export)
|
||
|
{
|
||
|
if((ps_sei_export == NULL) || (ps_sei == NULL))
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
ps_sei_export->u1_sei_cll_params_present_flag = ps_sei->u1_sei_cll_params_present_flag;
|
||
|
ps_sei_decode_op->u1_sei_cll_params_present_flag = ps_sei->u1_sei_cll_params_present_flag;
|
||
|
|
||
|
if(0 == ps_sei_export->u1_sei_cll_params_present_flag)
|
||
|
{
|
||
|
memset(&ps_sei_export->s_sei_cll_params, 0, sizeof(sei_cll_params_t));
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
memcpy(&ps_sei_export->s_sei_cll_params, &ps_sei->s_sei_cll_params,
|
||
|
sizeof(sei_cll_params_t));
|
||
|
}
|
||
|
return (OK);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_export_sei_ave_params */
|
||
|
/* */
|
||
|
/* Description : This function populates SEI ave message in */
|
||
|
/* output structure */
|
||
|
/* Inputs : ps_sei_ave_op pointer to sei ave o\p struct */
|
||
|
/* : ps_sei pointer to decoded sei params */
|
||
|
/* Outputs : */
|
||
|
/* Returns : returns 0 for success; -1 for failure */
|
||
|
/* */
|
||
|
/* Issues : none */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
WORD32 ih264d_export_sei_ave_params(ivd_sei_decode_op_t *ps_sei_decode_op,
|
||
|
sei *ps_sei, sei *ps_sei_export)
|
||
|
{
|
||
|
if((ps_sei_export == NULL) || (ps_sei == NULL))
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
ps_sei_export->u1_sei_ave_params_present_flag = ps_sei->u1_sei_ave_params_present_flag;
|
||
|
ps_sei_decode_op->u1_sei_ave_params_present_flag = ps_sei->u1_sei_ave_params_present_flag;
|
||
|
|
||
|
if(0 == ps_sei_export->u1_sei_ave_params_present_flag)
|
||
|
{
|
||
|
memset(&ps_sei_export->s_sei_ave_params, 0, sizeof(sei_ave_params_t));
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
memcpy(&ps_sei_export->s_sei_ave_params, &ps_sei->s_sei_ave_params,
|
||
|
sizeof(sei_ave_params_t));
|
||
|
}
|
||
|
|
||
|
return (OK);
|
||
|
}
|
||
|
|
||
|
/*****************************************************************************/
|
||
|
/* */
|
||
|
/* Function Name : ih264d_export_sei_ccv_params */
|
||
|
/* */
|
||
|
/* Description : This function populates SEI ccv message in */
|
||
|
/* output structure */
|
||
|
/* Inputs : ps_sei_ccv_op pointer to sei ccv o\p struct */
|
||
|
/* : ps_sei pointer to decoded sei params */
|
||
|
/* Outputs : */
|
||
|
/* Returns : returns 0 for success; -1 for failure */
|
||
|
/* */
|
||
|
/* Issues : none */
|
||
|
/* */
|
||
|
/* Revision History: */
|
||
|
/* */
|
||
|
/* DD MM YYYY Author(s) Changes (Describe the changes made) */
|
||
|
/* */
|
||
|
/* */
|
||
|
/*****************************************************************************/
|
||
|
WORD32 ih264d_export_sei_ccv_params(ivd_sei_decode_op_t *ps_sei_decode_op,
|
||
|
sei *ps_sei, sei *ps_sei_export)
|
||
|
{
|
||
|
if((ps_sei_export == NULL) || (ps_sei == NULL))
|
||
|
{
|
||
|
return NOT_OK;
|
||
|
}
|
||
|
|
||
|
ps_sei_export->u1_sei_ccv_params_present_flag = ps_sei->u1_sei_ccv_params_present_flag;
|
||
|
ps_sei_decode_op->u1_sei_ccv_params_present_flag = ps_sei->u1_sei_ccv_params_present_flag;
|
||
|
|
||
|
if(0 == ps_sei_export->u1_sei_ccv_params_present_flag)
|
||
|
{
|
||
|
memset(&ps_sei_export->s_sei_ccv_params, 0, sizeof(sei_ccv_params_t));
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
memcpy(&ps_sei_export->s_sei_ccv_params, &ps_sei->s_sei_ccv_params,
|
||
|
sizeof(sei_ccv_params_t));
|
||
|
}
|
||
|
return (OK);
|
||
|
}
|
||
|
|