timedtext_dec.c File Reference

#include <gpac/internal/terminal_dev.h>
#include <gpac/internal/isomedia_dev.h>
#include <gpac/utf.h>
#include <gpac/constants.h>
#include <gpac/nodes_mpeg4.h>

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Data Structures
struct	TTDPriv
struct	TTDTextChunk

Functions
static void	ttd_set_blink_fraction (GF_Node *node, GF_Route *route)
static void	ttd_set_scroll_fraction (GF_Node *node, GF_Route *route)
static void	TTD_ResetDisplay (TTDPriv *priv)
static void	TTD_UpdateSizeInfo (TTDPriv *priv)
static GF_Err	TTD_GetCapabilities (GF_BaseDecoder *plug, GF_CodecCapability *capability)
static GF_Err	TTD_SetCapabilities (GF_BaseDecoder *plug, const GF_CodecCapability capability)
GF_Err	TTD_AttachScene (GF_SceneDecoder *plug, GF_Scene *scene, Bool is_scene_decoder)
GF_Err	TTD_ReleaseScene (GF_SceneDecoder *plug)
static void	add_child (GF_Node *n1, GF_Node *par)
static GF_Node *	ttd_create_node (TTDPriv *ttd, u32 tag, const char *def_name)
static GF_Err	TTD_AttachStream (GF_BaseDecoder *plug, GF_ESD *esd)
static GF_Err	TTD_DetachStream (GF_BaseDecoder *plug, u16 ES_ID)
char *	TTD_FindFont (GF_TextSampleDescriptor *tsd, u32 ID)
static void	ttd_add_item (M_Form *form)
static void	ttd_add_line (M_Form *form)
static void	TTD_NewTextChunk (TTDPriv *priv, GF_TextSampleDescriptor *tsd, M_Form *form, u16 *utf16_txt, TTDTextChunk *tc)
void	TTD_SplitChunks (GF_TextSample *txt, u32 nb_chars, GF_List *chunks, GF_Box *mod)
static void	TTD_ApplySample (TTDPriv *priv, GF_TextSample *txt, u32 sdi, Bool is_utf_16, u32 sample_duration)
static GF_Err	TTD_ProcessData (GF_SceneDecoder *plug, const char *inBuffer, u32 inBufferLength, u16 ES_ID, u32 AU_time, u32 mmlevel)
static u32	TTD_CanHandleStream (GF_BaseDecoder *ifce, u32 StreamType, GF_ESD *esd, u8 PL)
void	DeleteTimedTextDec (GF_BaseDecoder *plug)
GF_BaseDecoder *	NewTimedTextDec ()
void	DeleteTTReader (void *ifce)
void *	NewTTReader ()
GF_BaseInterface *	LoadInterface (u32 InterfaceType)
void	ShutdownInterface (GF_BaseInterface *ifce)
const u32 *	QueryInterfaces ()

---

Data Structure Documentation

struct TTDPriv

Collaboration diagram for TTDPriv:

Data Fields
GF_Scene *	inlineScene
GF_Terminal *	app
u32	nb_streams
GF_TextConfig *	cfg
GF_SceneGraph *	sg
M_Transform2D *	tr_track
M_Transform2D *	tr_box
M_Transform2D *	tr_scroll
M_Material2D *	mat_track
M_Material2D *	mat_box
M_Layer2D *	dlist
M_Rectangle *	rec_box
M_Rectangle *	rec_track
M_TimeSensor *	ts_blink
M_TimeSensor *	ts_scroll
M_ScalarInterpolator *	process_blink
M_ScalarInterpolator *	process_scroll
GF_Route *	time_route
GF_List *	blink_nodes
u32	scroll_type
u32	scroll_mode
Fixed	scroll_time
Fixed	scroll_delay
Bool	is_active
Bool	use_texture
Bool	outline

struct TTDTextChunk

Collaboration diagram for TTDTextChunk:

Data Fields
u32	start_char
u32	end_char
GF_StyleRecord *	srec
Bool	is_hilight
u32	hilight_col
GF_TextHyperTextBox *	hlink
Bool	has_blink

Function Documentation

static void ttd_set_blink_fraction ( GF_Node *  node, GF_Route *  route  )

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static void ttd_set_scroll_fraction ( GF_Node *  node, GF_Route *  route  )

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static void TTD_ResetDisplay ( TTDPriv *  priv )

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static void TTD_UpdateSizeInfo ( TTDPriv *  priv )

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static GF_Err TTD_GetCapabilities ( GF_BaseDecoder *  plug, GF_CodecCapability *  capability  )

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static GF_Err TTD_SetCapabilities ( GF_BaseDecoder *  plug, const GF_CodecCapability  capability  )

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GF_Err TTD_AttachScene	(	GF_SceneDecoder *	plug,
		GF_Scene *	scene,
		Bool	is_scene_decoder
	)

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GF_Err TTD_ReleaseScene

(

GF_SceneDecoder *

plug

)

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static void add_child ( GF_Node *  n1, GF_Node *  par  )

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static GF_Node* ttd_create_node ( TTDPriv *  ttd, u32  tag, const char *  def_name  )

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static GF_Err TTD_AttachStream ( GF_BaseDecoder *  plug, GF_ESD *  esd  )

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static GF_Err TTD_DetachStream ( GF_BaseDecoder *  plug, u16  ES_ID  )

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char* TTD_FindFont	(	GF_TextSampleDescriptor *	tsd,
		u32	ID
	)

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static void ttd_add_item ( M_Form *  form )

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static void ttd_add_line ( M_Form *  form )

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static void TTD_NewTextChunk ( TTDPriv *  priv, GF_TextSampleDescriptor *  tsd, M_Form *  form, u16 *  utf16_txt, TTDTextChunk *  tc  )

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void TTD_SplitChunks	(	GF_TextSample *	txt,
		u32	nb_chars,
		GF_List *	chunks,
		GF_Box *	mod
	)

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static void TTD_ApplySample ( TTDPriv *  priv, GF_TextSample *  txt, u32  sdi, Bool  is_utf_16, u32  sample_duration  )

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static GF_Err TTD_ProcessData ( GF_SceneDecoder *  plug, const char *  inBuffer, u32  inBufferLength, u16  ES_ID, u32  AU_time, u32  mmlevel  )

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static u32 TTD_CanHandleStream ( GF_BaseDecoder *  ifce, u32  StreamType, GF_ESD *  esd, u8  PL  )

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void DeleteTimedTextDec

(

GF_BaseDecoder *

plug

)

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GF_BaseDecoder* NewTimedTextDec

(

)

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void DeleteTTReader

(

void *

ifce

)

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void* NewTTReader

(

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GF_BaseInterface* LoadInterface

(

u32

InterfaceType

)

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void ShutdownInterface

(

GF_BaseInterface *

ifce

)

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const u32* QueryInterfaces

(

)

defined(GPAC_DISABLE_VRML) && !defined(GPAC_DISABLE_ISOM)