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more H.264 parsing

master
Christophe Massiot 12 years ago
parent
762e359314
commit
22d6ab8ea6
2 changed files with 87 additions and 25 deletions
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  1. +81
    -25
      mpeg/h264.h
  2. +6
    -0
      mpeg/mp2v.h

+ 81
- 25
mpeg/h264.h View File

@ -45,6 +45,22 @@ extern "C"
/*****************************************************************************
* H264 network abstraction layer (annex B)
*****************************************************************************/
#define H264NAL_TYPE_NONIDR 1
#define H264NAL_TYPE_PARTA 2
#define H264NAL_TYPE_PARTB 3
#define H264NAL_TYPE_PARTC 4
#define H264NAL_TYPE_IDR 5
#define H264NAL_TYPE_SEI 6
#define H264NAL_TYPE_SPS 7
#define H264NAL_TYPE_PPS 8
#define H264NAL_TYPE_AUD 9
#define H264NAL_TYPE_ENDSEQ 10
#define H264NAL_TYPE_ENDSTR 11
#define H264NAL_TYPE_FILLER 12
#define H264NAL_TYPE_SPSX 13
#define H264NAL_TYPE_PFX 14
#define H264NAL_TYPE_SSPS 15
static inline void h264nal_init(uint8_t *p_h264nal)
{
p_h264nal[0] = 0x0;
@ -85,40 +101,81 @@ static inline uint8_t h264nalst_get_type(uint8_t start)
return start & 0x1f;
}
/*****************************************************************************
* H264 slices
*****************************************************************************/
#define H264SLI_NONIDR_START_CODE 1
#define H264SLI_PARTA_START_CODE 2
#define H264SLI_PARTB_START_CODE 3
#define H264SLI_PARTC_START_CODE 4
#define H264SLI_IDR_START_CODE 5
/*****************************************************************************
* H264 supplemental enhancement information
*****************************************************************************/
#define H264SEI_START_CODE 6
#define H264SEI_HEADER_SIZE 4
#define H264SEI_BUFFERING_PERIOD 0
#define H264SEI_PIC_TIMING 1
#define H264SEI_PAN_SCAN_RECT 2
#define H264SEI_FILLER_PAYLOAD 3
#define H264SEI_USER_T_T35 4
#define H264SEI_USER_UNREGISTERED 5
#define H264SEI_RECOVERY_POINT 6
#define H264SEI_DEC_REF_PIC_MARK_R 7
#define H264SEI_SPARE_PIC 8
#define H264SEI_SCENE_INFO 9
#define H264SEI_SUB_SEQ_INFO 10
#define H264SEI_SUB_SEQ_LAYER_CHAR 11
#define H264SEI_SUB_SEQ_CHAR 12
#define H264SEI_FULL_FRAME_FREEZE 13
#define H264SEI_FULL_FRAME_FREEZE_R 14
#define H264SEI_FULL_FRAME_SNAP 15
#define H264SEI_PROG_REF_SEGMENT_S 16
#define H264SEI_PROG_REF_SEGMENT_E 17
#define H264SEI_MOTION_CONS_SGRP_S 18
#define H264SEI_FILM_GRAIN_CHAR 19
#define H264SEI_DEBLOCK_DIS_PREF 20
#define H264SEI_STEREO_VIDEO_INFO 21
#define H264SEI_POST_FILTER_HINT 22
#define H264SEI_TONE_MAPPING_INFO 23
#define H264SEI_SCALABILITY_INFO 24
#define H264SEI_SUBPIC_SCAL_LAYER 25
#define H264SEI_NONREQ_LAYER_REP 26
#define H264SEI_PRIO_LAYER_INFO 27
#define H264SEI_LAYERS_NOT_PRES 28
#define H264SEI_LAYER_DEP_CHANGE 29
#define H264SEI_SCALABLE_NESTING 30
#define H264SEI_BASE_LAYER_TEMP_HRD 31
#define H264SEI_QUAL_LAYER_INT_CHK 32
#define H264SEI_REDUND_PIC_PROP 33
#define H264SEI_TL0_DEP_REP 34
#define H264SEI_TL_SWITCHING_POINT 35
#define H264SEI_PARALLEL_DEC_INFO 36
#define H264SEI_MVC_SCAL_NESTING 37
#define H264SEI_VIEW_SCAL_INFO 38
#define H264SEI_MULTIVIEW_SCN_INFO 39
#define H264SEI_MULTIVIEW_ACQ_INFO 40
#define H264SEI_NONREQ_VIEW_COMP 41
#define H264SEI_VIEW_DEP_CHANGE 42
#define H264SEI_OP_POINTS_NOT_PRES 43
#define H264SEI_BASE_VIEW_TEMP_HRD 44
#define H264SEI_FRAME_PACK_ARRANG 45
static inline void h264sei_init(uint8_t *p_h264sei)
{
h264nal_init(p_h264sei);
h264nal_set_type(p_h264sei, H264SEI_START_CODE);
h264nal_set_type(p_h264sei, H264NAL_TYPE_SEI);
}
/*****************************************************************************
* H264 sequence parameter set
*****************************************************************************/
#define H264SPS_START_CODE 7
#define H264SPS_HEADER_SIZE 7
#define H264SPS_ID_MAX 32
#define H264SPS_CHROMA_MONO 0
#define H264SPS_CHROMA_420 1
#define H264SPS_CHROMA_422 2
#define H264SPS_CHROMA_444 3
static inline void h264sps_init(uint8_t *p_h264sps)
{
h264nal_init(p_h264sps);
h264nal_set_ref(p_h264sps, 1);
h264nal_set_type(p_h264sps, H264SPS_START_CODE);
h264nal_set_type(p_h264sps, H264NAL_TYPE_SPS);
p_h264sps[5] = 0x0;
}
@ -145,7 +202,6 @@ static inline uint8_t h264sps_get_level(const uint8_t *p_h264sps)
/*****************************************************************************
* H264 picture parameter set
*****************************************************************************/
#define H264PPS_START_CODE 8
#define H264PPS_HEADER_SIZE 7
#define H264PPS_ID_MAX 256
@ -154,19 +210,18 @@ static inline void h264pps_init(uint8_t *p_h264pps)
{
h264nal_init(p_h264pps);
h264nal_set_ref(p_h264pps, 1);
h264nal_set_type(p_h264pps, H264PPS_START_CODE);
h264nal_set_type(p_h264pps, H264NAL_TYPE_PPS);
}
/*****************************************************************************
* H264 access unit delimiter
*****************************************************************************/
#define H264AUD_START_CODE 9
#define H264AUD_HEADER_SIZE 5
static inline void h264aud_init(uint8_t *p_h264aud)
{
h264nal_init(p_h264aud);
h264nal_set_type(p_h264aud, H264AUD_START_CODE);
h264nal_set_type(p_h264aud, H264NAL_TYPE_AUD);
p_h264aud[4] = 0x10;
}
@ -183,53 +238,54 @@ static inline uint8_t h264aud_get_pic_type(const uint8_t *p_h264aud)
/*****************************************************************************
* H264 end sequence
*****************************************************************************/
#define H264ENDSEQ_START_CODE 10
#define H264ENDSEQ_HEADER_SIZE 4
static inline void h264endseq_init(uint8_t *p_h264endseq)
{
h264nal_init(p_h264endseq);
h264nal_set_type(p_h264endseq, H264ENDSEQ_START_CODE);
h264nal_set_type(p_h264endseq, H264NAL_TYPE_ENDSEQ);
}
/*****************************************************************************
* H264 end stream
*****************************************************************************/
#define H264ENDSTR_START_CODE 11
#define H264ENDSTR_HEADER_SIZE 4
static inline void h264endstr_init(uint8_t *p_h264endstr)
{
h264nal_init(p_h264endstr);
h264nal_set_type(p_h264endstr, H264ENDSTR_START_CODE);
h264nal_set_type(p_h264endstr, H264NAL_TYPE_ENDSTR);
}
/*****************************************************************************
* H264 sequence parameter set extension
*****************************************************************************/
#define H264SPSX_START_CODE 13
#define H264SPSX_HEADER_SIZE 4
static inline void h264spsx_init(uint8_t *p_h264spsx)
{
h264nal_init(p_h264spsx);
h264nal_set_ref(p_h264spsx, 1);
h264nal_set_type(p_h264spsx, H264SPSX_START_CODE);
h264nal_set_type(p_h264spsx, H264NAL_TYPE_SPSX);
}
/*****************************************************************************
* H264 subset sequence parameter set
*****************************************************************************/
#define H264SSPS_START_CODE 15
#define H264SSPS_HEADER_SIZE 4
static inline void h264ssps_init(uint8_t *p_h264ssps)
{
h264nal_init(p_h264ssps);
h264nal_set_ref(p_h264ssps, 1);
h264nal_set_type(p_h264ssps, H264SSPS_START_CODE);
h264nal_set_type(p_h264ssps, H264NAL_TYPE_SSPS);
}
/*****************************************************************************
* H264 video usability information
*****************************************************************************/
#define H264VUI_AR_EXTENDED 255
#ifdef __cplusplus
}
#endif

+ 6
- 0
mpeg/mp2v.h View File

@ -68,6 +68,12 @@ static inline void mp2vstart_init(uint8_t *p_mp2vstart, uint8_t startcode)
#define MP2VX_ID_PICSSCALX 9
#define MP2VX_ID_PICTSCALX 10
/*****************************************************************************
* MP2V user data
*****************************************************************************/
#define MP2VUSR_HEADER_SIZE 4
#define MP2VUSR_START_CODE 0xb2
/*****************************************************************************
* MP2V sequence header
*****************************************************************************/

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