1 /****************************************************************************** 2 * 3 * Copyright (C) 2015 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19 */ 20 21 /*****************************************************************************/ 22 /* */ 23 /* File Name : ih264d_sei.h */ 24 /* */ 25 /* Description : This file contains routines to parse SEI NAL's */ 26 /* */ 27 /* List of Functions : <List the functions defined in this file> */ 28 /* */ 29 /* Issues / Problems : None */ 30 /* */ 31 /* Revision History : */ 32 /* */ 33 /* DD MM YYYY Author(s) Changes (Describe the changes made) */ 34 /* 25 05 2005 NS Draft */ 35 /* */ 36 /*****************************************************************************/ 37 38 #ifndef _IH264D_SEI_H_ 39 #define _IH264D_SEI_H_ 40 41 #include "ih264_typedefs.h" 42 #include "ih264_macros.h" 43 #include "ih264_platform_macros.h" 44 #include "ih264d_bitstrm.h" 45 #include "ih264d_structs.h" 46 47 #define SEI_BUF_PERIOD 0 48 #define SEI_PIC_TIMING 1 49 #define SEI_PAN_SCAN_RECT 2 50 #define SEI_FILLER 3 51 #define SEI_UD_REG_T35 4 52 #define SEI_UD_UN_REG 5 53 #define SEI_RECOVERY_PT 6 54 #define SEI_DEC_REF_MARK 7 55 #define SEI_SPARE_PIC 8 56 #define SEI_SCENE_INFO 9 57 #define SEI_SUB_SEQN_INFO 10 58 #define SEI_SUB_SEQN_LAY_CHAR 11 59 #define SEI_SUB_SEQN_CHAR 12 60 #define SEI_FULL_FRAME_FREEZE 13 61 #define SEI_FULL_FRAME_FREEZE_REL 14 62 #define SEI_FULL_FRAME_SNAP_SHOT 15 63 #define SEI_PROG_REF_SEGMENT_START 16 64 #define SEI_PROG_REF_SEGMENT_END 17 65 #define SEI_MOT_CON_SLICE_GRP_SET 18 66 /* Declaration of dec_struct_t to avoid CCS compilation Error */ 67 struct _DecStruct; 68 WORD32 ih264d_parse_sei_message(struct _DecStruct *ps_dec, 69 dec_bit_stream_t *ps_bitstrm); 70 typedef struct 71 { 72 UWORD8 u1_seq_parameter_set_id; 73 UWORD32 u4_initial_cpb_removal_delay; 74 UWORD32 u4_nitial_cpb_removal_delay_offset; 75 76 } buf_period_t; 77 78 struct _sei 79 { 80 UWORD8 u1_seq_param_set_id; 81 buf_period_t s_buf_period; 82 UWORD8 u1_pic_struct; 83 UWORD16 u2_recovery_frame_cnt; 84 UWORD8 u1_exact_match_flag; 85 UWORD8 u1_broken_link_flag; 86 UWORD8 u1_changing_slice_grp_idc; 87 UWORD8 u1_is_valid; 88 }; 89 typedef struct _sei sei; 90 #endif /* _IH264D_SEI_H_ */ 91 92