load_bt_xmt.c File Reference

#include <gpac/internal/compositor_dev.h>
#include <gpac/scene_manager.h>
#include <gpac/constants.h>
#include <gpac/network.h>
#include <gpac/nodes_mpeg4.h>
#include <gpac/utf.h>

Include dependency graph for load_bt_xmt.c:

Data Structures
struct	CTXLoadPriv

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

Functions
void	ODS_SetupOD (GF_Scene *scene, GF_ObjectDescriptor *od)
static void	CTXLoad_ExecuteConditional (M_Conditional *c, GF_Scene *scene)
static void	CTXLoad_OnActivate (GF_Node *node, GF_Route *route)
static void	CTXLoad_OnReverseActivate (GF_Node *node, GF_Route *route)
void	CTXLoad_NodeCallback (void *cbk, GF_SGNodeCbkType type, GF_Node *node, void *param)
static GF_Err	CTXLoad_Setup (GF_Filter *filter, CTXLoadPriv *priv)
GF_Err	ctxload_configure_pid (GF_Filter *filter, GF_FilterPid *pid, Bool is_remove)
static Bool	ctxload_process_event (GF_Filter *filter, const GF_FilterEvent *com)
static Bool	CTXLoad_StreamInRootOD (GF_ObjectDescriptor *od, u32 ESID)
Double	CTXLoad_GetVRMLTime (void *cbk)
static void	CTXLoad_CheckStreams (CTXLoadPriv *priv)
static GF_Err	ctxload_process (GF_Filter *filter)
static void	ctxload_finalize (GF_Filter *filter)
static const char *	ctxload_probe_data (const u8 *probe_data, u32 size, GF_FilterProbeScore *score)
const GF_FilterRegister *	btplay_register (GF_FilterSession *session)

Variables
static const GF_FilterCapability	CTXLoadCaps []
static const GF_FilterArgs	CTXLoadArgs []
GF_FilterRegister	CTXLoadRegister

---

Data Structure Documentation

CTXLoadPriv

struct CTXLoadPriv

Collaboration diagram for CTXLoadPriv:

Data Fields
u32	sax_dur
GF_FilterPid *	in_pid
GF_FilterPid *	out_pid
GF_Scene *	scene
const char *	file_name
GF_SceneManager *	ctx
GF_SceneLoader	load
u64	file_size
u32	load_flags
u32	nb_streams
u32	base_stream_id
u32	last_check_time
u64	last_check_size
GF_List *	files_to_delete
FILE *	src
u32	file_pos
u64	pck_time
const char *	service_url
Bool	is_playing
GF_FileIO *	fio
Bool	load_file
GF_FilterPacket *	pck_ref

Macro Definition Documentation

OFFS

#define OFFS

(

_n

)

#_n, offsetof(CTXLoadPriv, _n)

Function Documentation

ODS_SetupOD()

void ODS_SetupOD	(	GF_Scene *	scene,
		GF_ObjectDescriptor *	od
	)

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CTXLoad_ExecuteConditional()

static void CTXLoad_ExecuteConditional ( M_Conditional *  c, GF_Scene *  scene  )

static

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CTXLoad_OnActivate()

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

static

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CTXLoad_OnReverseActivate()

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

static

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CTXLoad_NodeCallback()

void CTXLoad_NodeCallback	(	void *	cbk,
		GF_SGNodeCbkType	type,
		GF_Node *	node,
		void *	param
	)

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CTXLoad_Setup()

static GF_Err CTXLoad_Setup ( GF_Filter *  filter, CTXLoadPriv *  priv  )

static

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ctxload_configure_pid()

GF_Err ctxload_configure_pid	(	GF_Filter *	filter,
		GF_FilterPid *	pid,
		Bool	is_remove
	)

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ctxload_process_event()

static Bool ctxload_process_event ( GF_Filter *  filter, const GF_FilterEvent *  com  )

static

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CTXLoad_StreamInRootOD()

static Bool CTXLoad_StreamInRootOD ( GF_ObjectDescriptor *  od, u32  ESID  )

static

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CTXLoad_GetVRMLTime()

Double CTXLoad_GetVRMLTime

(

void *

cbk

)

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CTXLoad_CheckStreams()

static void CTXLoad_CheckStreams ( CTXLoadPriv *  priv )

static

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ctxload_process()

static GF_Err ctxload_process ( GF_Filter *  filter )

static

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ctxload_finalize()

static void ctxload_finalize ( GF_Filter *  filter )

static

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ctxload_probe_data()

static const char * ctxload_probe_data ( const u8 *  probe_data, u32  size, GF_FilterProbeScore *  score  )

static

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btplay_register()

const GF_FilterRegister * btplay_register

(

GF_FilterSession *

session

)

Variable Documentation

CTXLoadCaps

const GF_FilterCapability CTXLoadCaps[]

static

Initial value:

=
{
        CAP_UINT(GF_CAPS_INPUT, GF_PROP_PID_STREAM_TYPE, GF_STREAM_FILE),
        CAP_STRING(GF_CAPS_INPUT, GF_PROP_PID_FILE_EXT, "bt|btz|bt.gz|xmt|xmt.gz|xmtz|wrl|wrl.gz|x3dv|x3dv.gz|x3dvz|x3d|x3d.gz|x3dz|swf|xsr"),
        CAP_STRING(GF_CAPS_INPUT, GF_PROP_PID_MIME, "application/x-bt|application/x-xmt|model/vrml|x-model/x-vrml|model/x3d+vrml|model/x3d+xml|application/x-shockwave-flash|application/x-LASeR+xml"),
        CAP_UINT(GF_CAPS_OUTPUT, GF_PROP_PID_STREAM_TYPE, GF_STREAM_SCENE),
        CAP_UINT(GF_CAPS_OUTPUT, GF_PROP_PID_CODECID, GF_CODECID_RAW),
}

CTXLoadArgs

const GF_FilterArgs CTXLoadArgs[]

static

Initial value:

=
{
        { OFFS(sax_dur), "duration for SAX parsing (XMT), 0 disables SAX parsing", GF_PROP_UINT, "0", NULL, GF_FS_ARG_HINT_ADVANCED},
        {0}
}

CTXLoadRegister

GF_FilterRegister CTXLoadRegister

Initial value:

= {
        .name = "btplay",
 
        GF_FS_SET_HELP("This filter parses MPEG-4 BIFS (BT and XMT), VRML97 and X3D (wrl and XML) files directly into the scene graph of the compositor.\n"
        "\n"
        "When [-sax_dur]() is set to `N`, the filter will do a progressive load of the source and cancel current loading when processing time is higher than `N`.\n")
        .private_size = sizeof(CTXLoadPriv),
        .flags = GF_FS_REG_MAIN_THREAD,
        .args = CTXLoadArgs,
        SETCAPS(CTXLoadCaps),
        .finalize = ctxload_finalize,
        .process = ctxload_process,
        .configure_pid = ctxload_configure_pid,
        .process_event = ctxload_process_event,
        .probe_data = ctxload_probe_data,
        .hint_class_type = GF_FS_CLASS_DECODER
}