#include <array>
#include <cstdint>
#include "ringbuffer.h"

Include dependency graph for element.h:

This graph shows which files directly or indirectly include this file:

Classes
struct	sequence_t

struct	audio_frame_t

Macros
#define	PICTURE_START_CODE 0x00

#define	SLICE_START_CODE_S 0x01

#define	SLICE_START_CODE_E 0xAF

#define	EXCEPT_SLICE 0xb0

#define	USR_DATA_START_CODE 0xB2

#define	SEQUENCE_HDR_CODE 0xB3

#define	SEQUENCE_ERR_CODE 0xB4

#define	EXTENSION_START_CODE 0xB5

#define	SEQUENCE_END_CODE 0xB7

#define	GROUP_START_CODE 0xB8

#define	SEQUENCE_EXTENSION 0x01

#define	SEQUENCE_DISPLAY_EXTENSION 0x02

#define	PICTURE_CODING_EXTENSION 0x08

#define	QUANT_MATRIX_EXTENSION 0x03

#define	PICTURE_DISPLAY_EXTENSION 0x07

#define	I_FRAME 0x01

#define	P_FRAME 0x02

#define	B_FRAME 0x03

#define	D_FRAME 0x04

#define	OFF_SIZE 4

#define	FIRST_FIELD 0

#define	SECOND_FIELD 1

#define	VIDEO_FRAME_PICTURE 0x03

#define	MPG_TIMESTEP 90000ULL

#define	CSPF_FLAG 0x04

#define	INTRAQ_FLAG 0x02

#define	NONINTRAQ_FLAG 0x01

#define	AUDIO_SYNCWORD 0x7ff /* or is it 0xfff */

#define	AC3_SYNCWORD 0x0b77

#define	NOPULLDOWN 0

#define	PULLDOWN32 1

#define	PULLDOWN23 2

#define	CLOCK_MS 27000LL

#define	CLOCK_PER 27000000000LL

#define	SEC_PER (CLOCK_PER/s->frame_rate)

Typedefs
using	audio_sync_buf = std::array< uint8_t, 7 >

Enumerations
enum	{ VIDEO_NONE =0 , VIDEO_PAL , VIDEO_NTSC }

enum	{ NONE =0 , AC3 , MPEG_AUDIO , LPCM , MAX_TYPES }

Functions
void	pts2time (uint64_t pts, uint8_t *buf, int len)

int	find_audio_sync (ringbuffer *rbuf, audio_sync_buf &buf, int off, int type, int le)

int	find_audio_s (const uint8_t *rbuf, int off, int type, int le)

int	get_video_info (ringbuffer rbuf, sequence_t s, int off, int le)

int	get_audio_info (ringbuffer rbuf, audio_frame_t af, int off, int le)

int	get_ac3_info (ringbuffer rbuf, audio_frame_t af, int off, int le)

uint64_t	add_pts_audio (uint64_t pts, audio_frame_t *aframe, uint64_t frames)

uint64_t	next_ptsdts_video (uint64_t pts, sequence_t s, uint64_t fcount, uint64_t gcount)

void	fix_audio_count (uint64_t acount, audio_frame_t aframe, uint64_t origpts, uint64_t pts)

void	fix_video_count (sequence_t s, uint64_t frame, uint64_t origpts, uint64_t pts, uint64_t origdts, uint64_t dts)

int	check_audio_header (ringbuffer rbuf, audio_frame_t af, int off, int le, int type)

int	get_video_ext_info (ringbuffer rbuf, sequence_t s, int off, int le)

Macro Definition Documentation

◆ AC3_SYNCWORD

#define AC3_SYNCWORD 0x0b77

Definition at line 72 of file element.h.

◆ AUDIO_SYNCWORD

#define AUDIO_SYNCWORD 0x7ff /* or is it 0xfff */

Definition at line 71 of file element.h.

◆ B_FRAME

#define B_FRAME 0x03

Definition at line 56 of file element.h.

◆ CLOCK_MS

#define CLOCK_MS 27000LL

Definition at line 78 of file element.h.

◆ CLOCK_PER

#define CLOCK_PER 27000000000LL

Definition at line 79 of file element.h.

◆ CSPF_FLAG

#define CSPF_FLAG 0x04

Definition at line 67 of file element.h.

◆ D_FRAME

#define D_FRAME 0x04

Definition at line 57 of file element.h.

◆ EXCEPT_SLICE

#define EXCEPT_SLICE 0xb0

Definition at line 39 of file element.h.

◆ EXTENSION_START_CODE

#define EXTENSION_START_CODE 0xB5

Definition at line 44 of file element.h.

◆ FIRST_FIELD

#define FIRST_FIELD 0

Definition at line 60 of file element.h.

◆ GROUP_START_CODE

#define GROUP_START_CODE 0xB8

Definition at line 46 of file element.h.

◆ I_FRAME

#define I_FRAME 0x01

Definition at line 54 of file element.h.

◆ INTRAQ_FLAG

#define INTRAQ_FLAG 0x02

Definition at line 68 of file element.h.

◆ MPG_TIMESTEP

#define MPG_TIMESTEP 90000ULL

Definition at line 64 of file element.h.

◆ NONINTRAQ_FLAG

#define NONINTRAQ_FLAG 0x01

Definition at line 69 of file element.h.

◆ NOPULLDOWN

#define NOPULLDOWN 0

Definition at line 74 of file element.h.

◆ OFF_SIZE

#define OFF_SIZE 4

Definition at line 59 of file element.h.

◆ P_FRAME

#define P_FRAME 0x02

Definition at line 55 of file element.h.

◆ PICTURE_CODING_EXTENSION

#define PICTURE_CODING_EXTENSION 0x08

Definition at line 50 of file element.h.

◆ PICTURE_DISPLAY_EXTENSION

#define PICTURE_DISPLAY_EXTENSION 0x07

Definition at line 52 of file element.h.

◆ PICTURE_START_CODE

#define PICTURE_START_CODE 0x00

Definition at line 35 of file element.h.

◆ PULLDOWN23

#define PULLDOWN23 2

Definition at line 76 of file element.h.

◆ PULLDOWN32

#define PULLDOWN32 1

Definition at line 75 of file element.h.

◆ QUANT_MATRIX_EXTENSION

#define QUANT_MATRIX_EXTENSION 0x03

Definition at line 51 of file element.h.

◆ SEC_PER

#define SEC_PER (CLOCK_PER/s->frame_rate)

Definition at line 80 of file element.h.

◆ SECOND_FIELD

#define SECOND_FIELD 1

Definition at line 61 of file element.h.

◆ SEQUENCE_DISPLAY_EXTENSION

#define SEQUENCE_DISPLAY_EXTENSION 0x02

Definition at line 49 of file element.h.

◆ SEQUENCE_END_CODE

#define SEQUENCE_END_CODE 0xB7

Definition at line 45 of file element.h.

◆ SEQUENCE_ERR_CODE

#define SEQUENCE_ERR_CODE 0xB4

Definition at line 43 of file element.h.

◆ SEQUENCE_EXTENSION

#define SEQUENCE_EXTENSION 0x01

Definition at line 48 of file element.h.

◆ SEQUENCE_HDR_CODE

#define SEQUENCE_HDR_CODE 0xB3

Definition at line 42 of file element.h.

◆ SLICE_START_CODE_E

#define SLICE_START_CODE_E 0xAF

Definition at line 38 of file element.h.

◆ SLICE_START_CODE_S

#define SLICE_START_CODE_S 0x01

Definition at line 36 of file element.h.

◆ USR_DATA_START_CODE

#define USR_DATA_START_CODE 0xB2

Definition at line 41 of file element.h.

◆ VIDEO_FRAME_PICTURE

#define VIDEO_FRAME_PICTURE 0x03

Definition at line 62 of file element.h.

Typedef Documentation

◆ audio_sync_buf

using audio_sync_buf = std::array<uint8_t,7>

Definition at line 123 of file element.h.

Enumeration Type Documentation

◆ anonymous enum

anonymous enum

Enumerator
VIDEO_NONE
VIDEO_PAL
VIDEO_NTSC

Definition at line 65 of file element.h.

◆ anonymous enum

anonymous enum

Enumerator
NONE
AC3
MPEG_AUDIO
LPCM
MAX_TYPES

Definition at line 83 of file element.h.

Function Documentation

◆ add_pts_audio()

uint64_t add_pts_audio	(	uint64_t	pts,
		audio_frame_t *	aframe,
		uint64_t	frames
	)

Definition at line 56 of file element.cpp.

Referenced by analyze_audio().

◆ check_audio_header()

int check_audio_header	(	ringbuffer *	rbuf,
		audio_frame_t *	af,
		int	off,
		int	le,
		int	type
	)

Definition at line 425 of file element.cpp.

Referenced by analyze_audio().

◆ find_audio_s()

int find_audio_s	(	const uint8_t *	rbuf,
		int	off,
		int	type,
		int	le
	)

Definition at line 381 of file element.cpp.

Referenced by pes_id_out().

◆ find_audio_sync()

int find_audio_sync	(	ringbuffer *	rbuf,
		audio_sync_buf &	buf,
		int	off,
		int	type,
		int	le
	)

Definition at line 329 of file element.cpp.

Referenced by analyze_audio(), check_audio_header(), get_ac3_info(), and get_audio_info().

◆ fix_audio_count()

void fix_audio_count	(	uint64_t *	acount,
		audio_frame_t *	aframe,
		uint64_t	origpts,
		uint64_t	pts
	)

Definition at line 65 of file element.cpp.

Referenced by analyze_audio().

◆ fix_video_count()

void fix_video_count	(	sequence_t *	s,
		uint64_t *	frame,
		uint64_t	origpts,
		uint64_t	pts,
		uint64_t	origdts,
		uint64_t	dts
	)

Definition at line 117 of file element.cpp.

Referenced by analyze_video().

◆ get_ac3_info()

int get_ac3_info	(	ringbuffer *	rbuf,
		audio_frame_t *	af,
		int	off,
		int	le
	)

Definition at line 539 of file element.cpp.

Referenced by analyze_audio().

◆ get_audio_info()

int get_audio_info	(	ringbuffer *	rbuf,
		audio_frame_t *	af,
		int	off,
		int	le
	)

Definition at line 488 of file element.cpp.

Referenced by analyze_audio().

◆ get_video_ext_info()

int get_video_ext_info	(	ringbuffer *	rbuf,
		sequence_t *	s,
		int	off,
		int	le
	)

Definition at line 596 of file element.cpp.

Referenced by analyze_video().

◆ get_video_info()

int get_video_info	(	ringbuffer *	rbuf,
		sequence_t *	s,
		int	off,
		int	le
	)

Definition at line 197 of file element.cpp.

Referenced by analyze_video().

◆ next_ptsdts_video()

uint64_t next_ptsdts_video	(	uint64_t *	pts,
		sequence_t *	s,
		uint64_t	fcount,
		uint64_t	gcount
	)

Definition at line 76 of file element.cpp.

Referenced by analyze_video().

◆ pts2time()

void pts2time	(	uint64_t	pts,
		uint8_t *	buf,
		int	len
	)

Definition at line 154 of file element.cpp.

Referenced by writeout_video().

Classes

Macros

Typedefs

Enumerations

Functions

Macro Definition Documentation

◆ AC3_SYNCWORD

◆ AUDIO_SYNCWORD

◆ B_FRAME

◆ CLOCK_MS

◆ CLOCK_PER

◆ CSPF_FLAG

◆ D_FRAME

◆ EXCEPT_SLICE

◆ EXTENSION_START_CODE

◆ FIRST_FIELD

◆ GROUP_START_CODE

◆ I_FRAME

◆ INTRAQ_FLAG

◆ MPG_TIMESTEP

◆ NONINTRAQ_FLAG

◆ NOPULLDOWN

◆ OFF_SIZE

◆ P_FRAME

◆ PICTURE_CODING_EXTENSION

◆ PICTURE_DISPLAY_EXTENSION

◆ PICTURE_START_CODE

◆ PULLDOWN23

◆ PULLDOWN32

◆ QUANT_MATRIX_EXTENSION

◆ SEC_PER

◆ SECOND_FIELD

◆ SEQUENCE_DISPLAY_EXTENSION

◆ SEQUENCE_END_CODE

◆ SEQUENCE_ERR_CODE

◆ SEQUENCE_EXTENSION

◆ SEQUENCE_HDR_CODE

◆ SLICE_START_CODE_E

◆ SLICE_START_CODE_S

◆ USR_DATA_START_CODE

◆ VIDEO_FRAME_PICTURE

Typedef Documentation

◆ audio_sync_buf

Enumeration Type Documentation

◆ anonymous enum

◆ anonymous enum

Function Documentation

◆ add_pts_audio()

◆ check_audio_header()

◆ find_audio_s()

◆ find_audio_sync()

◆ fix_audio_count()

◆ fix_video_count()

◆ get_ac3_info()

◆ get_audio_info()

◆ get_video_ext_info()

◆ get_video_info()

◆ next_ptsdts_video()

◆ pts2time()