sei_load.c File Reference

#include <gpac/filters.h>
#include <gpac/constants.h>
#include <gpac/internal/media_dev.h>
#include <gpac/mpeg4_odf.h>

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Data Structures
struct	GF_SEILoader
struct	SEILoadCtx

Macros
#define	OFFS(_n)   #_n, offsetof(SEILoadCtx, _n)

Enumerations
enum	{ COD_TYPE_AVC = 1 , COD_TYPE_HEVC , COD_TYPE_VVC , COD_TYPE_AV1 }

Functions
static GF_Err	seiloader_set_type (GF_SEILoader *sei, u32 type)
static void	parse_param_list (GF_SEILoader *sei, GF_List *params)
GF_Err	gf_sei_init_from_pid (GF_SEILoader *sei, GF_FilterPid *pid)
static GFINLINE GF_SEIInfo *	get_sei_info (GF_SEILoader *sei)
static GF_Err	gf_sei_load_from_state_internal (GF_SEILoader *ctx, GF_FilterPacket *pck, Bool skip_check)
GF_Err	gf_sei_load_from_state (GF_SEILoader *ctx, GF_FilterPacket *pck)
static GF_Err	gf_sei_load_from_packet_nalu (GF_SEILoader *sei, GF_FilterPacket *pck, Bool *needs_load)
static GF_Err	gf_sei_load_from_packet_av1 (GF_SEILoader *sei, GF_FilterPacket *pck, Bool *needs_load)
GF_Err	gf_sei_load_from_packet (GF_SEILoader *sei, GF_FilterPacket *pck)
GF_Err	gf_sei_init_from_avc (GF_SEILoader *sei, AVCState *avc)
GF_Err	gf_sei_init_from_hevc (GF_SEILoader *sei, HEVCState *hevc)
GF_Err	gf_sei_init_from_vvc (GF_SEILoader *sei, VVCState *vvc)
GF_Err	gf_sei_init_from_av1 (GF_SEILoader *sei, AV1State *av1)
GF_SEILoader *	gf_sei_loader_new ()
void	gf_sei_loader_del (GF_SEILoader *sei)
static GF_Err	seiload_configure_pid (GF_Filter *filter, GF_FilterPid *pid, Bool is_remove)
static GF_Err	seiload_process (GF_Filter *filter)
static GF_Err	seiload_reconfigure_output (GF_Filter *filter, GF_FilterPid *opid)
static GF_Err	seiload_initialize (GF_Filter *filter)
static void	seiload_finalize (GF_Filter *filter)
const GF_FilterRegister *	seiload_register (GF_FilterSession *session)

Variables
static GF_FilterArgs	SEILoadArgs []
static const GF_FilterCapability	SEILoadCaps []
GF_FilterRegister	SEILoadRegister

---

Data Structure Documentation

_gf_sei_loader

struct _gf_sei_loader

Collaboration diagram for GF_SEILoader:

Data Fields
Bool	is_identity
Bool	external
u32	codec_type
u32	nalu_size
AVCState *	avc_state
HEVCState *	hevc_state
VVCState *	vvc_state
AV1State *	av1_state
GF_BitStream *	full_bs
GF_BitStream *	bs

SEILoadCtx

struct SEILoadCtx

Data Fields
GF_List *	loaders

Macro Definition Documentation

OFFS

#define OFFS

(

_n

)

#_n, offsetof(SEILoadCtx, _n)

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
COD_TYPE_AVC
COD_TYPE_HEVC
COD_TYPE_VVC
COD_TYPE_AV1

Function Documentation

seiloader_set_type()

static GF_Err seiloader_set_type ( GF_SEILoader *  sei, u32  type  )

static

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parse_param_list()

static void parse_param_list ( GF_SEILoader *  sei, GF_List *  params  )

static

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gf_sei_init_from_pid()

GF_Err gf_sei_init_from_pid	(	GF_SEILoader *	sei,
		GF_FilterPid *	pid
	)

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get_sei_info()

static GFINLINE GF_SEIInfo * get_sei_info ( GF_SEILoader *  sei )

static

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gf_sei_load_from_state_internal()

static GF_Err gf_sei_load_from_state_internal ( GF_SEILoader *  ctx, GF_FilterPacket *  pck, Bool  skip_check  )

static

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gf_sei_load_from_state()

GF_Err gf_sei_load_from_state	(	GF_SEILoader *	ctx,
		GF_FilterPacket *	pck
	)

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gf_sei_load_from_packet_nalu()

static GF_Err gf_sei_load_from_packet_nalu ( GF_SEILoader *  sei, GF_FilterPacket *  pck, Bool *  needs_load  )

static

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gf_sei_load_from_packet_av1()

static GF_Err gf_sei_load_from_packet_av1 ( GF_SEILoader *  sei, GF_FilterPacket *  pck, Bool *  needs_load  )

static

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gf_sei_load_from_packet()

GF_Err gf_sei_load_from_packet	(	GF_SEILoader *	sei,
		GF_FilterPacket *	pck
	)

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gf_sei_init_from_avc()

GF_Err gf_sei_init_from_avc	(	GF_SEILoader *	sei,
		AVCState *	avc
	)

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gf_sei_init_from_hevc()

GF_Err gf_sei_init_from_hevc	(	GF_SEILoader *	sei,
		HEVCState *	hevc
	)

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gf_sei_init_from_vvc()

GF_Err gf_sei_init_from_vvc	(	GF_SEILoader *	sei,
		VVCState *	vvc
	)

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gf_sei_init_from_av1()

GF_Err gf_sei_init_from_av1	(	GF_SEILoader *	sei,
		AV1State *	av1
	)

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gf_sei_loader_new()

GF_SEILoader * gf_sei_loader_new

(

)

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gf_sei_loader_del()

void gf_sei_loader_del

(

GF_SEILoader *

sei

)

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seiload_configure_pid()

static GF_Err seiload_configure_pid ( GF_Filter *  filter, GF_FilterPid *  pid, Bool  is_remove  )

static

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seiload_process()

static GF_Err seiload_process ( GF_Filter *  filter )

static

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seiload_reconfigure_output()

static GF_Err seiload_reconfigure_output ( GF_Filter *  filter, GF_FilterPid *  opid  )

static

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seiload_initialize()

static GF_Err seiload_initialize ( GF_Filter *  filter )

static

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seiload_finalize()

static void seiload_finalize ( GF_Filter *  filter )

static

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seiload_register()

const GF_FilterRegister * seiload_register

(

GF_FilterSession *

session

)

Variable Documentation

SEILoadArgs

GF_FilterArgs SEILoadArgs[]

static

Initial value:

=
{
        {0}
}

SEILoadCaps

const GF_FilterCapability SEILoadCaps[]

static

Initial value:

=
{
        CAP_UINT(GF_CAPS_INPUT_EXCLUDED, GF_PROP_PID_STREAM_TYPE, GF_STREAM_FILE),
        CAP_BOOL(GF_CAPS_INPUT_EXCLUDED, GF_PROP_PID_UNFRAMED, GF_TRUE),
        CAP_UINT(GF_CAPS_INPUT_EXCLUDED, GF_PROP_PID_CODECID, GF_CODECID_RAW),
        CAP_UINT(GF_CAPS_OUTPUT_EXCLUDED, GF_PROP_PID_STREAM_TYPE, GF_STREAM_FILE),
        CAP_UINT(GF_CAPS_OUTPUT_EXCLUDED, GF_PROP_PID_CODECID, GF_CODECID_RAW),
        CAP_BOOL(GF_CAPS_OUTPUT_EXCLUDED, GF_PROP_PID_UNFRAMED, GF_TRUE),
        {0},
        CAP_BOOL(GF_CAPFLAG_RECONFIG, GF_PROP_PID_SEI_LOADED, GF_TRUE),
}

SEILoadRegister

GF_FilterRegister SEILoadRegister

Initial value:

= {
        .name = "seiload",
 
        GF_FS_SET_HELP("This filter loads known inband metadata as packet properties\n"
        )
        .private_size = sizeof(SEILoadCtx),
        .max_extra_pids = 0xFFFFFFFF,
        
        
        .flags = GF_FS_REG_EXPLICIT_ONLY,
        .args = SEILoadArgs,
        SETCAPS(SEILoadCaps),
        .initialize = seiload_initialize,
        .finalize = seiload_finalize,
        .configure_pid = seiload_configure_pid,
        .process = seiload_process,
        .reconfigure_output = seiload_reconfigure_output,
        .hint_class_type = GF_FS_CLASS_STREAM
}