evc.c File Reference

#include "libavutil/mem.h"
#include "libavcodec/get_bits.h"
#include "libavcodec/golomb.h"
#include "libavcodec/evc.h"
#include "avio.h"
#include "evc.h"

Go to the source code of this file.

Data Structures
struct	EVCNALUnitArray
struct	EVCDecoderConfigurationRecord
	Specifies the decoder configuration information for ISO/IEC 23094-1 video content. More...
struct	NALU
struct	NALUList

Enumerations
enum	{   SPS_INDEX, PPS_INDEX, APS_INDEX, SEI_INDEX,   NB_ARRAYS }

Functions
static int	evcc_parse_sps (const uint8_t *bs, int bs_size, EVCDecoderConfigurationRecord *evcc)
static int	evcc_array_add_nal_unit (const uint8_t *nal_buf, uint32_t nal_size, uint8_t nal_type, int ps_array_completeness, EVCNALUnitArray *array)
static void	evcc_init (EVCDecoderConfigurationRecord *evcc)
static void	evcc_close (EVCDecoderConfigurationRecord *evcc)
static int	evcc_write (AVIOContext *pb, EVCDecoderConfigurationRecord *evcc)
int	ff_isom_write_evcc (AVIOContext *pb, const uint8_t *data, int size, int ps_array_completeness)
	Writes EVC sample metadata to the provided AVIOContext. More...

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
SPS_INDEX
PPS_INDEX
APS_INDEX
SEI_INDEX
NB_ARRAYS

Definition at line 30 of file evc.c.

Function Documentation

evcc_parse_sps()

static int evcc_parse_sps ( const uint8_t *  bs, int  bs_size, EVCDecoderConfigurationRecord *  evcc  )

static

Definition at line 80 of file evc.c.

Referenced by ff_isom_write_evcc().

evcc_array_add_nal_unit()

static int evcc_array_add_nal_unit ( const uint8_t *  nal_buf, uint32_t  nal_size, uint8_t  nal_type, int  ps_array_completeness, EVCNALUnitArray *  array  )

static

Definition at line 128 of file evc.c.

Referenced by ff_isom_write_evcc().

evcc_init()

static void evcc_init ( EVCDecoderConfigurationRecord *  evcc )

static

Definition at line 159 of file evc.c.

Referenced by ff_isom_write_evcc().

evcc_close()

static void evcc_close ( EVCDecoderConfigurationRecord *  evcc )

static

Definition at line 166 of file evc.c.

Referenced by ff_isom_write_evcc().

evcc_write()

static int evcc_write ( AVIOContext *  pb, EVCDecoderConfigurationRecord *  evcc  )

static

Definition at line 176 of file evc.c.

Referenced by ff_isom_write_evcc().

ff_isom_write_evcc()

int ff_isom_write_evcc	(	AVIOContext *	pb,
		const uint8_t *	data,
		int	size,
		int	ps_array_completeness
	)

Writes EVC sample metadata to the provided AVIOContext.

Parameters

pb	pointer to the AVIOContext where the evc sample metadata shall be written
buf	input data buffer
size	size in bytes of the input data buffer
ps_array_completeness

See also

ISO/IEC 14496-15:2021 Coding of audio-visual objects - Part 15: section 12.3.3.3

Returns

0 in case of success, a negative error code in case of failure

Definition at line 298 of file evc.c.

Referenced by mov_write_evcc_tag().