bifs_dev.h File Reference

#include <gpac/nodes_mpeg4.h>
#include <gpac/bitstream.h>
#include <gpac/bifs.h>
#include <gpac/thread.h>
#include <gpac/internal/scenegraph_dev.h>

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Data Structures
struct	BIFSElementaryMask
struct	BIFSConfig
struct	BIFSStreamInfo
struct	CommandBufferItem
struct	GF_BifsDecoder
struct	GF_BifsEncoder

Macros
#define	GF_BIFS_WRITE_INT(codec, bs, val, nbBits, str, com)

Functions
GF_Node *	gf_bifs_dec_node (GF_BifsDecoder *codec, GF_BitStream *bs, u32 NDT_Tag)
GF_Err	gf_bifs_dec_sf_field (GF_BifsDecoder *codec, GF_BitStream *bs, GF_Node *node, GF_FieldInfo *field, Bool is_mem_com)
GF_Err	gf_bifs_dec_field (GF_BifsDecoder *codec, GF_BitStream *bs, GF_Node *node, GF_FieldInfo *field, Bool is_mem_com)
GF_Err	gf_bifs_dec_route (GF_BifsDecoder *codec, GF_BitStream *bs, Bool is_insert)
void	gf_bifs_dec_name (GF_BitStream *bs, char *name, u32 size)
BIFSStreamInfo *	gf_bifs_dec_get_stream (GF_BifsDecoder *codec, u16 ESID)
GF_Err	gf_bifs_dec_command (GF_BifsDecoder *codec, GF_BitStream *bs)
GF_Err	gf_bifs_dec_proto_list (GF_BifsDecoder *codec, GF_BitStream *bs, GF_List *proto_list)
GF_Err	gf_bifs_dec_node_list (GF_BifsDecoder *codec, GF_BitStream *bs, GF_Node *node, Bool is_proto)
GF_Err	gf_bifs_dec_node_mask (GF_BifsDecoder *codec, GF_BitStream *bs, GF_Node *node, Bool is_proto)
void	gf_bifs_check_field_change (GF_Node *node, GF_FieldInfo *field)
GF_Err	gf_bifs_flush_command_list (GF_BifsDecoder *codec)
GF_Err	gf_bifs_enc_commands (GF_BifsEncoder *codec, GF_List *comList, GF_BitStream *bs)
GF_Err	gf_bifs_enc_node (GF_BifsEncoder *codec, GF_Node *node, u32 NDT_Tag, GF_BitStream *bs, GF_Node *parent_node)
GF_Err	gf_bifs_enc_sf_field (GF_BifsEncoder *codec, GF_BitStream *bs, GF_Node *node, GF_FieldInfo *field)
GF_Err	gf_bifs_enc_field (GF_BifsEncoder *codec, GF_BitStream *bs, GF_Node *node, GF_FieldInfo *field)
GF_Err	gf_bifs_enc_mf_field (GF_BifsEncoder *codec, GF_BitStream *bs, GF_Node *node, GF_FieldInfo *field)
GF_Err	gf_bifs_enc_route (GF_BifsEncoder *codec, GF_Route *r, GF_BitStream *bs)
void	gf_bifs_enc_name (GF_BifsEncoder *codec, GF_BitStream *bs, char *name)
GF_Node *	gf_bifs_enc_find_node (GF_BifsEncoder *codec, u32 nodeID)
GF_Route *	gf_bifs_enc_is_field_ised (GF_BifsEncoder *codec, GF_Node *node, u32 fieldIndex)
Bool	gf_bifs_get_aq_info (GF_Node *Node, u32 FieldIndex, u8 *QType, u8 *AType, Fixed *b_min, Fixed *b_max, u32 *QT13_bits)
GF_Err	gf_bifs_get_field_index (GF_Node *Node, u32 inField, u8 IndexMode, u32 *allField)
u32	gf_bifs_get_child_table (GF_Node *Node)
u32	gf_bifs_get_node_type (u32 NDT_Tag, u32 NodeTag, u32 Version)
GF_Err	gf_bifs_field_index_by_mode (GF_Node *node, u32 all_ind, u8 indexMode, u32 *outField)
u32	gf_bifs_get_ndt_bits (u32 NDT_Tag, u32 Version)
u32	gf_bifs_ndt_get_node_type (u32 NDT_Tag, u32 NodeType, u32 Version)

---

Data Structure Documentation

BIFSElementaryMask

struct BIFSElementaryMask

Collaboration diagram for BIFSElementaryMask:

Data Fields
GF_Node *	node
u32	node_id

BIFSConfig

struct BIFSConfig

Data Fields
u8	version
u16	NodeIDBits
u16	RouteIDBits
Bool	PixelMetrics
u16	Width
u16	Height
Bool	BAnimRAP
GF_List *	elementaryMasks
Bool	Use3DMeshCoding
Bool	UsePredictiveMFField
u16	ProtoIDBits

BIFSStreamInfo

struct BIFSStreamInfo

Collaboration diagram for BIFSStreamInfo:

Data Fields
BIFSConfig	config
u16	ESID

CommandBufferItem

struct CommandBufferItem

Collaboration diagram for CommandBufferItem:

Data Fields
GF_Node *	node
SFCommandBuffer *	cb

__tag_bifs_dec

struct __tag_bifs_dec

BIFS decoder

Collaboration diagram for GF_BifsDecoder:

Data Fields
GF_Err	LastError
GF_List *	streamInfo
BIFSStreamInfo *	info
Bool	UseName
Bool	has_conditionnals
GF_SceneGraph *	scenegraph
GF_SceneGraph *	current_graph
GF_List *	QPs
M_QuantizationParameter *	ActiveQP
u32	NumCoord
Bool	coord_stored
Bool	storing_coord
GF_Proto *	pCurrentProto
Bool	dec_memory_mode
Bool	force_keep_qp
GF_List *	command_buffers
Bool	ignore_size
Bool	is_com_dec
Double	cts_offset
u32	tree_depth

__tag_bifs_enc

struct __tag_bifs_enc

BIFS encoder

Collaboration diagram for GF_BifsEncoder:

Data Fields
GF_Err	LastError
GF_List *	streamInfo
BIFSStreamInfo *	info
Bool	UseName
GF_SceneGraph *	scene_graph
GF_SceneGraph *	current_proto_graph
GF_List *	QPs
M_QuantizationParameter *	ActiveQP
u32	NumCoord
Bool	coord_stored
Bool	storing_coord
GF_Proto *	encoding_proto
GF_List *	encoded_nodes
Bool	is_encoding_command
char *	src_url

Macro Definition Documentation

GF_BIFS_WRITE_INT

#define GF_BIFS_WRITE_INT	(		codec,
			bs,
			val,
			nbBits,
			str,
			com
	)

Value:

                {\
                gf_bs_write_int(bs, val, nbBits);       \
                GF_LOG(GF_LOG_DEBUG, GF_LOG_CODING, ("[BIFS] %s\t\t%d\t\t%d\t\t%s\n", str, nbBits, val, com ? com : "") );      \
        } \

Function Documentation

gf_bifs_dec_node()

GF_Node * gf_bifs_dec_node	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs,
		u32	NDT_Tag
	)

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gf_bifs_dec_sf_field()

GF_Err gf_bifs_dec_sf_field	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs,
		GF_Node *	node,
		GF_FieldInfo *	field,
		Bool	is_mem_com
	)

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gf_bifs_dec_field()

GF_Err gf_bifs_dec_field	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs,
		GF_Node *	node,
		GF_FieldInfo *	field,
		Bool	is_mem_com
	)

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gf_bifs_dec_route()

GF_Err gf_bifs_dec_route	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs,
		Bool	is_insert
	)

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gf_bifs_dec_name()

void gf_bifs_dec_name	(	GF_BitStream *	bs,
		char *	name,
		u32	size
	)

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gf_bifs_dec_get_stream()

BIFSStreamInfo * gf_bifs_dec_get_stream	(	GF_BifsDecoder *	codec,
		u16	ESID
	)

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gf_bifs_dec_command()

GF_Err gf_bifs_dec_command	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs
	)

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gf_bifs_dec_proto_list()

GF_Err gf_bifs_dec_proto_list	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs,
		GF_List *	proto_list
	)

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gf_bifs_dec_node_list()

GF_Err gf_bifs_dec_node_list	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs,
		GF_Node *	node,
		Bool	is_proto
	)

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gf_bifs_dec_node_mask()

GF_Err gf_bifs_dec_node_mask	(	GF_BifsDecoder *	codec,
		GF_BitStream *	bs,
		GF_Node *	node,
		Bool	is_proto
	)

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gf_bifs_check_field_change()

void gf_bifs_check_field_change	(	GF_Node *	node,
		GF_FieldInfo *	field
	)

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gf_bifs_flush_command_list()

GF_Err gf_bifs_flush_command_list

(

GF_BifsDecoder *

codec

)

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gf_bifs_enc_commands()

GF_Err gf_bifs_enc_commands	(	GF_BifsEncoder *	codec,
		GF_List *	comList,
		GF_BitStream *	bs
	)

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gf_bifs_enc_node()

GF_Err gf_bifs_enc_node	(	GF_BifsEncoder *	codec,
		GF_Node *	node,
		u32	NDT_Tag,
		GF_BitStream *	bs,
		GF_Node *	parent_node
	)

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gf_bifs_enc_sf_field()

GF_Err gf_bifs_enc_sf_field	(	GF_BifsEncoder *	codec,
		GF_BitStream *	bs,
		GF_Node *	node,
		GF_FieldInfo *	field
	)

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gf_bifs_enc_field()

GF_Err gf_bifs_enc_field	(	GF_BifsEncoder *	codec,
		GF_BitStream *	bs,
		GF_Node *	node,
		GF_FieldInfo *	field
	)

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gf_bifs_enc_mf_field()

GF_Err gf_bifs_enc_mf_field	(	GF_BifsEncoder *	codec,
		GF_BitStream *	bs,
		GF_Node *	node,
		GF_FieldInfo *	field
	)

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gf_bifs_enc_route()

GF_Err gf_bifs_enc_route	(	GF_BifsEncoder *	codec,
		GF_Route *	r,
		GF_BitStream *	bs
	)

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gf_bifs_enc_name()

void gf_bifs_enc_name	(	GF_BifsEncoder *	codec,
		GF_BitStream *	bs,
		char *	name
	)

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gf_bifs_enc_find_node()

GF_Node * gf_bifs_enc_find_node	(	GF_BifsEncoder *	codec,
		u32	nodeID
	)

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gf_bifs_enc_is_field_ised()

GF_Route * gf_bifs_enc_is_field_ised	(	GF_BifsEncoder *	codec,
		GF_Node *	node,
		u32	fieldIndex
	)

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gf_bifs_get_aq_info()

Bool gf_bifs_get_aq_info	(	GF_Node *	Node,
		u32	FieldIndex,
		u8 *	QType,
		u8 *	AType,
		Fixed *	b_min,
		Fixed *	b_max,
		u32 *	QT13_bits
	)

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gf_bifs_get_field_index()

GF_Err gf_bifs_get_field_index	(	GF_Node *	Node,
		u32	inField,
		u8	IndexMode,
		u32 *	allField
	)

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gf_bifs_get_child_table()

u32 gf_bifs_get_child_table

(

GF_Node *

Node

)

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gf_bifs_get_node_type()

u32 gf_bifs_get_node_type	(	u32	NDT_Tag,
		u32	NodeTag,
		u32	Version
	)

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gf_bifs_field_index_by_mode()

GF_Err gf_bifs_field_index_by_mode	(	GF_Node *	node,
		u32	all_ind,
		u8	indexMode,
		u32 *	outField
	)

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gf_bifs_get_ndt_bits()

u32 gf_bifs_get_ndt_bits	(	u32	NDT_Tag,
		u32	Version
	)

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gf_bifs_ndt_get_node_type()

u32 gf_bifs_ndt_get_node_type	(	u32	NDT_Tag,
		u32	NodeType,
		u32	Version
	)

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