/*
*			GPAC - Multimedia Framework C SDK
*
*			Authors: Jean Le Feuvre
*			Copyright (c) Telecom ParisTech 2000-2012
*					All rights reserved
*
*  This file is part of GPAC / MPEG-4 Object Descriptor sub-project
*
*  GPAC is free software; you can redistribute it and/or modify
*  it under the terms of the GNU Lesser General Public License as published by
*  the Free Software Foundation; either version 2, or (at your option)
*  any later version.
*
*  GPAC is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU Lesser General Public License for more details.
*
*  You should have received a copy of the GNU Lesser General Public
*  License along with this library; see the file COPYING.  If not, write to
*  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/

#ifndef _GF_MPEG4_ODF_H_
#define _GF_MPEG4_ODF_H_

#ifdef __cplusplus
extern "C" {
#endif

	/*!
	*	\file <gpac/mpeg4_odf.h>
	*	\brief MPEG-4 Object Descriptor Framework.
	*/

	/*! \defgroup mpeg4sys_grp MPEG-4 Systems
	*	\brief MPEG-4 Systems.
	*/

	/*!
	*	\addtogroup odf_grp MPEG-4 OD
	*	\ingroup mpeg4sys_grp
	*	\brief MPEG-4 Object Descriptor Framework
	*
	*This section documents the MPEG-4 OD, OCI and IPMPX functions of the GPAC framework.
	*	@{
	*/

#include <gpac/list.h>
#include <gpac/bitstream.h>
#include <gpac/sync_layer.h>

	/***************************************
	Descriptors Tag
	***************************************/
	enum
	{
		GF_ODF_OD_TAG = 0x01,
		GF_ODF_IOD_TAG = 0x02,
		GF_ODF_ESD_TAG = 0x03,
		GF_ODF_DCD_TAG = 0x04,
		GF_ODF_DSI_TAG = 0x05,
		GF_ODF_SLC_TAG = 0x06,
		GF_ODF_CI_TAG = 0x07,
		GF_ODF_SCI_TAG = 0x08,
		GF_ODF_IPI_PTR_TAG = 0x09,
		GF_ODF_IPMP_PTR_TAG = 0x0A,
		GF_ODF_IPMP_TAG = 0x0B,
		GF_ODF_QOS_TAG = 0x0C,
		GF_ODF_REG_TAG = 0x0D,

		/*FILE FORMAT RESERVED IDs - NEVER CREATE / USE THESE DESCRIPTORS*/
		GF_ODF_ESD_INC_TAG = 0x0E,
		GF_ODF_ESD_REF_TAG = 0x0F,
		GF_ODF_ISOM_IOD_TAG = 0x10,
		GF_ODF_ISOM_OD_TAG = 0x11,
		GF_ODF_ISOM_IPI_PTR_TAG = 0x12,
		/*END FILE FORMAT RESERVED*/

		GF_ODF_EXT_PL_TAG = 0x13,
		GF_ODF_PL_IDX_TAG = 0x14,

		GF_ODF_ISO_BEGIN_TAG = 0x15,
		GF_ODF_ISO_END_TAG = 0x3F,

		GF_ODF_CC_TAG = 0x40,
		GF_ODF_KW_TAG = 0x41,
		GF_ODF_RATING_TAG = 0x42,
		GF_ODF_LANG_TAG = 0x43,
		GF_ODF_SHORT_TEXT_TAG = 0x44,
		GF_ODF_TEXT_TAG = 0x45,
		GF_ODF_CC_NAME_TAG = 0x46,
		GF_ODF_CC_DATE_TAG = 0x47,
		GF_ODF_OCI_NAME_TAG = 0x48,
		GF_ODF_OCI_DATE_TAG = 0x49,
		GF_ODF_SMPTE_TAG = 0x4A,

		GF_ODF_SEGMENT_TAG = 0x4B,
		GF_ODF_MEDIATIME_TAG = 0x4C,

		GF_ODF_IPMP_TL_TAG = 0x60,
		GF_ODF_IPMP_TOOL_TAG = 0x61,

		GF_ODF_ISO_RES_BEGIN_TAG = 0x62,
		GF_ODF_ISO_RES_END_TAG = 0xBF,

		GF_ODF_USER_BEGIN_TAG = 0xC0,

		/*! internal descriptor for mux input description*/
		GF_ODF_MUXINFO_TAG = GF_ODF_USER_BEGIN_TAG,
		/*! internal descriptor for bifs config input description*/
		GF_ODF_BIFS_CFG_TAG = GF_ODF_USER_BEGIN_TAG + 1,
		/*! internal descriptor for UI config input description*/
		GF_ODF_UI_CFG_TAG = GF_ODF_USER_BEGIN_TAG + 2,
		/*! internal descriptor for TextConfig description*/
		GF_ODF_TEXT_CFG_TAG = GF_ODF_USER_BEGIN_TAG + 3,
		/*! internal descriptor for Text/TX3G description*/
		GF_ODF_TX3G_TAG = GF_ODF_USER_BEGIN_TAG + 4,
		/*! internal descriptor for BIFS_anim input description*/
		GF_ODF_ELEM_MASK_TAG = GF_ODF_USER_BEGIN_TAG + 5,
		/*! internal descriptor for LASeR config input description*/
		GF_ODF_LASER_CFG_TAG = GF_ODF_USER_BEGIN_TAG + 6,
		/*! internal descriptor for subtitle stream description*/
		GF_ODF_GEN_SUB_CFG_TAG = GF_ODF_USER_BEGIN_TAG + 7,

		GF_ODF_USER_END_TAG = 0xFE,

		GF_ODF_OCI_BEGIN_TAG = 0x40,
		GF_ODF_OCI_END_TAG = (GF_ODF_ISO_RES_BEGIN_TAG - 1),

		GF_ODF_EXT_BEGIN_TAG = 0x80,
		GF_ODF_EXT_END_TAG = 0xFE,


		/*descriptor for aucilary video data*/
		GF_ODF_AUX_VIDEO_DATA = GF_ODF_EXT_BEGIN_TAG + 1
	};


	/***************************************
	Descriptors
	***************************************/

#define BASE_DESCRIPTOR \
		u8 tag;


	/*!	base descriptor used as base type in many function.*/
	typedef struct
	{
		BASE_DESCRIPTOR
	} GF_Descriptor;


	/*!	default descriptor.
	NOTE: The decoderSpecificInfo is used as a default desc with tag 0x05 */
	typedef struct
	{
		BASE_DESCRIPTOR
			u32 dataLength;
		char *data;
	} GF_DefaultDescriptor;

	/*! Object Descriptor*/
	typedef struct
	{
		BASE_DESCRIPTOR
			GF_List *ipmp_tools;
	} GF_IPMP_ToolList;

	/*! ObjectDescriptor*/
	typedef struct
	{
		BASE_DESCRIPTOR
			u16 objectDescriptorID;
		char *URLString;
		GF_List *ESDescriptors;
		GF_List *OCIDescriptors;
		/*includes BOTH IPMP_DescriptorPointer (IPMP & IPMPX) and GF_IPMP_Descriptor (IPMPX only)*/
		GF_List *IPMP_Descriptors;
		GF_List *extensionDescriptors;
		/*MPEG-2 (or other service mux formats) service ID*/
		u16 ServiceID;
		/*pointer to the service interface (GF_InputService) of the service having declared the object
		only used for DASH*/
		void *service_ifce;
	} GF_ObjectDescriptor;

	/*! GF_InitialObjectDescriptor - WARNING: even though the bitstream IOD is not
	a bit extension of OD, internally it is a real overclass of OD
	we usually typecast IOD to OD when flags are not needed !!!*/
	typedef struct
	{
		BASE_DESCRIPTOR
			u16 objectDescriptorID;
		char *URLString;
		GF_List *ESDescriptors;
		GF_List *OCIDescriptors;
		/*includes BOTH IPMP_DescriptorPointer (IPMP & IPMPX) and GF_IPMP_Descriptor (IPMPX only)*/
		GF_List *IPMP_Descriptors;
		GF_List *extensionDescriptors;
		/*MPEG-2 (or other service mux formats) service ID*/
		u16 ServiceID;
		/*pointer to the service interface (GF_InputService) of the service having declared the object
		only used for DASH*/
		void *service_ifce;

		/*IOD extensions*/
		u8 inlineProfileFlag;
		u8 OD_profileAndLevel;
		u8 scene_profileAndLevel;
		u8 audio_profileAndLevel;
		u8 visual_profileAndLevel;
		u8 graphics_profileAndLevel;

		GF_IPMP_ToolList *IPMPToolList;
	} GF_InitialObjectDescriptor;

	/*! File Format Object Descriptor*/
	typedef struct
	{
		BASE_DESCRIPTOR
			u16 objectDescriptorID;
		char *URLString;
		GF_List *ES_ID_RefDescriptors;
		GF_List *OCIDescriptors;
		GF_List *IPMP_Descriptors;
		GF_List *extensionDescriptors;
		GF_List *ES_ID_IncDescriptors;
	} GF_IsomObjectDescriptor;

	/*! File Format Initial Object Descriptor - same remark as IOD*/
	typedef struct
	{
		BASE_DESCRIPTOR
			u16 objectDescriptorID;
		char *URLString;
		GF_List *ES_ID_RefDescriptors;
		GF_List *OCIDescriptors;
		GF_List *IPMP_Descriptors;
		GF_List *extensionDescriptors;
		GF_List *ES_ID_IncDescriptors;

		u8 inlineProfileFlag;
		u8 OD_profileAndLevel;
		u8 scene_profileAndLevel;
		u8 audio_profileAndLevel;
		u8 visual_profileAndLevel;
		u8 graphics_profileAndLevel;

		GF_IPMP_ToolList *IPMPToolList;
	} GF_IsomInitialObjectDescriptor;


	/*! File Format ES Descriptor for IOD*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 trackID;
	} GF_ES_ID_Inc;

	/*! File Format ES Descriptor for OD*/
	typedef struct {
		BASE_DESCRIPTOR
			u16 trackRef;
	} GF_ES_ID_Ref;

	/*! Decoder config Descriptor*/
	typedef struct
	{
		BASE_DESCRIPTOR
			/*coded on 8 bit, but we use 32 bits for internal signaling in GPAC to enable usage of 4CC*/
			u32 objectTypeIndication;
		u8 streamType;
		u8 upstream;
		u32 bufferSizeDB;
		u32 maxBitrate;
		u32 avgBitrate;
		GF_DefaultDescriptor *decoderSpecificInfo;

		/*placeholder for RVC decoder config if any*/
		u16 predefined_rvc_config;
		GF_DefaultDescriptor *rvc_config;

		GF_List *profileLevelIndicationIndexDescriptor;
		/*pass through data for some modules*/
		void *udta;
	} GF_DecoderConfig;


	/*! Content Identification Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u8 compatibility;
		u8 protectedContent;
		u8 contentTypeFlag;
		u8 contentIdentifierFlag;
		u8 contentType;
		u8 contentIdentifierType;
		/*international code string*/
		char *contentIdentifier;
	} GF_CIDesc;

	/*! Supplementary Content Identification Descriptor)*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 languageCode;
		char *supplContentIdentifierTitle;
		char *supplContentIdentifierValue;
	} GF_SCIDesc;

	/*! IPI (Intelectual Property Identification) Descriptor Pointer*/
	typedef struct {
		BASE_DESCRIPTOR
			u16 IPI_ES_Id;
	} GF_IPIPtr;

	/*! IPMP Descriptor Pointer*/
	typedef struct {
		BASE_DESCRIPTOR
			u8 IPMP_DescriptorID;
		u16 IPMP_DescriptorIDEx;
		u16 IPMP_ES_ID;
	} GF_IPMPPtr;

	/*! IPMPX control points*/
	enum
	{
		/*no control point*/
		IPMP_CP_NONE = 0,
		/*control point between DB and decoder*/
		IPMP_CP_DB = 1,
		/*control point between decoder and CB*/
		IPMP_CP_CB = 2,
		/*control point between CB and render*/
		IPMP_CP_CM = 3,
		/*control point in BIFS tree (???)*/
		IPMP_CP_BIFS = 4
		/*the rest is reserved or forbidden(0xFF)*/
	};

	/*! IPMPX base classe*/
#define GF_IPMPX_BASE	\
	u8 tag;	\
	u8 version;	\
	u32 dataID;	\

	/*! IPMPX base object used for type casting in many function*/
	typedef struct
	{
		GF_IPMPX_BASE
	} GF_GF_IPMPX_Base;

	/*! IPMP descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u8 IPMP_DescriptorID;
		u16 IPMPS_Type;
		/*if IPMPS_Type=0, NULL-terminated URL, else if IPMPS_Type is not IPMPX, opaque data*/
		char *opaque_data;
		/*if IPMPS_Type=0, irrelevant (strlen(URL)), else if IPMPS_Type is not IPMPX, opaque data size*/
		u32 opaque_data_size;

		/*IPMPX specific*/
		u16 IPMP_DescriptorIDEx;
		bin128 IPMP_ToolID;
		u8 control_point;
		u8 cp_sequence_code;
		GF_List *ipmpx_data;
	} GF_IPMP_Descriptor;


	/*! IPMPX max number of tools*/
#define MAX_IPMP_ALT_TOOLS	20

	/*! IPMPX Tool*/
	typedef struct
	{
		BASE_DESCRIPTOR
			bin128 IPMP_ToolID;
		/*if set, this is an alternate tool*/
		u32 num_alternate;
		bin128 specificToolID[MAX_IPMP_ALT_TOOLS];

		struct _tagIPMPXParamDesc *toolParamDesc;
		char *tool_url;
	} GF_IPMP_Tool;


	/*! Elementary Mask of Bifs Config - parsing only */
	typedef struct {
		BASE_DESCRIPTOR
			u32 node_id;			/* referenced nodeID */
		char *node_name;		/* referenced node name */
	} GF_ElementaryMask;

	/*! BIFSConfig - parsing only, STORED IN ESD:DCD:DSI*/
	typedef struct __tag_bifs_config
	{
		BASE_DESCRIPTOR
			u32 version;
		u16 nodeIDbits;
		u16 routeIDbits;
		u16 protoIDbits;
		Bool pixelMetrics;
		u16 pixelWidth, pixelHeight;
		/*BIFS-Anim stuff*/
		Bool randomAccess;
		GF_List *elementaryMasks;
		/*internal extensions for encoding*/
		Bool useNames;
	} GF_BIFSConfig;

	/*! flags for text style*/
	enum
	{
		GF_TXT_STYLE_NORMAL = 0,
		GF_TXT_STYLE_BOLD = 1,
		GF_TXT_STYLE_ITALIC = 2,
		GF_TXT_STYLE_UNDERLINED = 4
	};

	/*! text style record*/
	typedef struct
	{
		u16 startCharOffset;
		u16 endCharOffset;
		u16 fontID;
		u8 style_flags;
		u8 font_size;
		/*ARGB*/
		u32 text_color;
	} GF_StyleRecord;

	/*! font record for text*/
	typedef struct
	{
		u16 fontID;
		char *fontName;
	} GF_FontRecord;

	/*! positioning record for text*/
	typedef struct
	{
		s16 top, left, bottom, right;
	} GF_BoxRecord;

	/*scroll flags for text*/
	enum
	{
		GF_TXT_SCROLL_CREDITS = 0,
		GF_TXT_SCROLL_MARQUEE = 1,
		GF_TXT_SCROLL_DOWN = 2,
		GF_TXT_SCROLL_RIGHT = 3
	};

	/* display flags for text*/
	enum
	{
		GF_TXT_SCROLL_IN = 0x00000020,
		GF_TXT_SCROLL_OUT = 0x00000040,
		/*use one of the scroll flags, eg GF_TXT_SCROLL_DIRECTION | GF_TXT_SCROLL_CREDITS*/
		GF_TXT_SCROLL_DIRECTION = 0x00000180,
		GF_TXT_KARAOKE = 0x00000800,
		GF_TXT_VERTICAL = 0x00020000,
		GF_TXT_FILL_REGION = 0x00040000,

		GF_TXT_NO_SCALE = 0x2,
		GF_TXT_MOVIE_BACK_COLOR = 0x8,
		GF_TXT_CONTINUOUS_SCROLL = 0x200,
		GF_TXT_DROP_SHADOW = 0x1000,
		GF_TXT_FILL_ANTIALIAS = 0x2000,
		GF_TXT_SOME_SAMPLES_FORCED = 0x40000000,
		GF_TXT_ALL_SAMPLES_FORCED = 0x80000000,
	};

	/*! Text sample description descriptor (eg mostly a copy of ISOBMF sample entry)*/
	typedef struct
	{
		/*this is defined as a descriptor for parsing*/
		BASE_DESCRIPTOR

			u32 displayFlags;
		/*left, top: 0 -  centered: 1 - bottom, right: -1*/
		s8 horiz_justif, vert_justif;
		/*ARGB*/
		u32 back_color;
		GF_BoxRecord default_pos;
		GF_StyleRecord	default_style;

		u32 font_count;
		GF_FontRecord *fonts;

		/*unused in isomedia but needed for streamingText*/
		u8 sample_index;
	} GF_TextSampleDescriptor;

	/*! Text stream descriptor, internal only*/
	typedef struct
	{
		BASE_DESCRIPTOR
			/*only 0x10 shall be used for 3GP text stream*/
			u8 Base3GPPFormat;
		/*only 0x10 shall be used for StreamingText*/
		u8 MPEGExtendedFormat;
		/*only 0x10 shall be used for StreamingText (base profile, base level)*/
		u8 profileLevel;
		u32 timescale;
		/*0 forbidden, 1: out-of-band desc only, 2: in-band desc only, 3: both*/
		u8 sampleDescriptionFlags;
		/*More negative layer values are towards the viewer*/
		s16 layer;
		/*text track width & height*/
		u16 text_width;
		u16 text_height;
		/*compatible 3GP formats, same coding as 3GPPBaseFormat*/
		u8 nb_compatible_formats;
		u8 compatible_formats[20];
		/*defined in isomedia.h*/
		GF_List *sample_descriptions;

		/*if true info below are valid (cf 3GPP for their meaning)*/
		Bool has_vid_info;
		u16 video_width;
		u16 video_height;
		s16 horiz_offset;
		s16 vert_offset;
	} GF_TextConfig;

	/*! generic subtitle sample description descriptor*/
	typedef struct
	{
		/*this is defined as a descriptor for parsing*/
		BASE_DESCRIPTOR

			/*unused in isomedia but needed for streamingText*/
			u8 sample_index;
	} GF_GenericSubtitleSampleDescriptor;

	/*! generic subtitle descriptor*/
	typedef struct
	{
		BASE_DESCRIPTOR
			u32 timescale;
		/*More negative layer values are towards the viewer*/
		s16 layer;
		/*text track width & height*/
		u16 text_width;
		u16 text_height;
		/*defined in isomedia.h*/
		GF_List *sample_descriptions;

		/*if true info below are valid (cf 3GPP for their meaning)*/
		Bool has_vid_info;
		u16 video_width;
		u16 video_height;
		s16 horiz_offset;
		s16 vert_offset;
	} GF_GenericSubtitleConfig;


	/*! MuxInfo descriptor - parsing only, stored in ESD:extDescr*/
	typedef struct {
		BASE_DESCRIPTOR
			/*input location*/
			char *file_name;
		/*input groupID for interleaving*/
		u32 GroupID;
		/*input stream format (not required, guessed from file_name)*/
		char *streamFormat;
		/*time offset in ms from first TS (appends an edit list in mp4)*/
		s32 startTime;

		/*media length to import in ms (from 0)*/
		u32 duration;

		/*SRT/SUB import extensions - only support for text and italic style*/
		char *textNode;
		char *fontNode;

		/*video and SUB import*/
		Double frame_rate;

		/*same as importer flags, cf media.h*/
		u32 import_flags;

		/*indicates input file shall be destryed - used during SWF import*/
		Bool delete_file;

		/*carousel configuration*/
		u32 carousel_period_plus_one;
		u16 aggregate_on_esid;

		/*original source URL*/
		char *src_url;
	} GF_MuxInfo;

	/*! UI config descriptor for InputSensor streams*/
	typedef struct
	{
		BASE_DESCRIPTOR
			/*input type*/
			char *deviceName;
		/*string sensor terminaison (validation) char*/
		char termChar;
		/*string sensor deletion char*/
		char delChar;
		/*device-specific data*/
		char *ui_data;
		u32 ui_data_length;
	} GF_UIConfig;

	/*! LASERConfig - parsing only, STORED IN ESD:DCD:DSI*/
	typedef struct __tag_laser_config
	{
		BASE_DESCRIPTOR
			u8 profile;
		u8 level;
		u8 pointsCodec;
		u8 pathComponents;
		u8 fullRequestHost;
		u16 time_resolution;
		u8 colorComponentBits;
		s8 resolution;
		u8 coord_bits;
		u8 scale_bits_minus_coord_bits;
		u8 newSceneIndicator;
		u8 extensionIDBits;

		/*the rest of the structure is never coded, only used for the config of GPAC...*/
		Bool force_string_ids;/*forces all nodes to be defined with string IDs*/
	} GF_LASERConfig;


	/*! QoS Tags */
	enum
	{
		QoSMaxDelayTag = 0x01,
		QoSPrefMaxDelayTag = 0x02,
		QoSLossProbTag = 0x03,
		QoSMaxGapLossTag = 0x04,
		QoSMaxAUSizeTag = 0x41,
		QoSAvgAUSizeTag = 0x42,
		QoSMaxAURateTag = 0x43
	};

	/*! QoS Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u8 predefined;
		GF_List *QoS_Qualifiers;
	} GF_QoS_Descriptor;


#define QOS_BASE_QUALIFIER \
	u8 tag;	\
	u32 size;

	/*! QoS Default Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
	} GF_QoS_Default;

	/*! QoS Max Delay Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			u32 MaxDelay;
	} GF_QoS_MaxDelay;

	/*! QoS Prefered Max Delay Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			u32 PrefMaxDelay;
	} GF_QoS_PrefMaxDelay;

	/*! QoS loss probability Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			Float LossProb;
	} GF_QoS_LossProb;

	/*! QoS Max Gap Loss Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			u32 MaxGapLoss;
	} GF_QoS_MaxGapLoss;

	/*! QoS Max AU Size Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			u32 MaxAUSize;
	} GF_QoS_MaxAUSize;

	/*! QoS Average AU Size Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			u32 AvgAUSize;
	} GF_QoS_AvgAUSize;

	/*! QoS AU rate Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			u32 MaxAURate;
	} GF_QoS_MaxAURate;

	/*! QoS private  Qualifier*/
	typedef struct {
		QOS_BASE_QUALIFIER
			/*! max size class is  2^28 - 1*/
			u32 DataLength;
		char *Data;
	} GF_QoS_Private;


	/*! Registration Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 formatIdentifier;
		u32 dataLength;
		char *additionalIdentificationInfo;
	} GF_Registration;

	/*! Language Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 langCode;
		char *full_lang_code;
	} GF_Language;

	/*! Elementary Stream Descriptor*/
	typedef struct
	{
		BASE_DESCRIPTOR
			u16 ESID;
		u16 OCRESID;
		u16 dependsOnESID;
		u8 streamPriority;
		char *URLString;
		GF_DecoderConfig *decoderConfig;
		GF_SLConfig *slConfig;
		GF_IPIPtr *ipiPtr;
		GF_QoS_Descriptor *qos;
		GF_Registration *RegDescriptor;
		/*! 0 or 1 lang desc*/
		GF_Language *langDesc;

		GF_List *IPIDataSet;
		GF_List *IPMPDescriptorPointers;
		GF_List *extensionDescriptors;

		//GPAC internals

		/*! 1 if this stream has scalable layers, 0 otherwise (GPAC internals)*/
		Bool has_scalable_layers;
		/*! service URL (GPAC internals)*/
		const char *service_url;
	} GF_ESD;


	/*! Auxiliary Video Data Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 aux_video_type;
		u32 position_offset_h;
		u32 position_offset_v;
		u32 knear;
		u32 kfar;
		u32 parallax_zero;
		u32 parallax_scale;
		u32 dref;
		u32 wref;
	} GF_AuxVideoDescriptor;

	/*! Content Classification Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 classificationEntity;
		u16 classificationTable;
		u32 dataLength;
		char *contentClassificationData;
	} GF_CCDescriptor;


	/*! this structure is used in GF_KeyWord*/
	typedef struct {
		char *keyWord;
	} GF_KeyWordItem;

	/*! Key Word Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 languageCode;
		u8 isUTF8;
		GF_List *keyWordsList;
	} GF_KeyWord;

	/*! Rating Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 ratingEntity;
		u16 ratingCriteria;
		u32 infoLength;
		char *ratingInfo;
	} GF_Rating;


	/*! Short Textual Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 langCode;
		u8 isUTF8;
		char *eventName;
		char *eventText;
	} GF_ShortTextual;


	/*! this structure is used in GF_ExpandedTextual*/
	typedef struct {
		char *text;
	} GF_ETD_ItemText;

	/*! Expanded Textual Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u32 langCode;
		u8 isUTF8;
		GF_List *itemDescriptionList;
		GF_List *itemTextList;
		char *NonItemText;
	} GF_ExpandedTextual;

	/*! this structure is used in GF_CC_Name*/
	typedef struct {
		u32 langCode;
		u8 isUTF8;
		char *contentCreatorName;
	} GF_ContentCreatorInfo;

	/*! Content Creator Name GF_Descriptor
	NOTE: the desctructor will delete all the items in the list
	(GF_ContentCreatorInfo items) */
	typedef struct {
		BASE_DESCRIPTOR
			GF_List *ContentCreators;
	} GF_CC_Name;

	/*! Content Creation Date Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			char contentCreationDate[5];
	} GF_CC_Date;


	/*! this structure is used in GF_OCICreators*/
	typedef struct {
		u32 langCode;
		u8 isUTF8;
		char *OCICreatorName;
	} GF_OCICreator_item;

	/*! OCI Creator Name Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			GF_List *OCICreators;
	} GF_OCICreators;

	/*! OCI Creation Date Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			char OCICreationDate[5];
	} GF_OCI_Data;


	/*! this structure is used in GF_SMPTECamera*/
	typedef struct {
		u8 paramID;
		u32 param;
	} GF_SmpteParam;

	/*! Smpte Camera Position Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u8 cameraID;
		GF_List *ParamList;
	} GF_SMPTECamera;


	/*! Extension Profile Level Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u8 profileLevelIndicationIndex;
		u8 ODProfileLevelIndication;
		u8 SceneProfileLevelIndication;
		u8 AudioProfileLevelIndication;
		u8 VisualProfileLevelIndication;
		u8 GraphicsProfileLevelIndication;
		u8 MPEGJProfileLevelIndication;
	} GF_PLExt;

	/*! Profile Level Indication Index Descriptor*/
	typedef struct {
		BASE_DESCRIPTOR
			u8 profileLevelIndicationIndex;
	} GF_PL_IDX;

	/*! used for storing AVC sequenceParameterSetNALUnit and pictureParameterSetNALUnit*/
	typedef struct
	{
		u16 size;
		char *data;
		/* used of AVC/SVC detection */
		s32 id;
	} GF_AVCConfigSlot;

	/*! AVC config record - not a real MPEG-4 descriptor
	*/
	typedef struct
	{
		u8 configurationVersion;
		u8 AVCProfileIndication;
		u8 profile_compatibility;
		u8 AVCLevelIndication;
		u8 nal_unit_size;

		GF_List *sequenceParameterSets;
		GF_List *pictureParameterSets;

		/*for SVC*/
		u8 complete_representation;

		/*for high profiles*/
		u8 chroma_format;
		u8 luma_bit_depth;
		u8 chroma_bit_depth;
		/*may be NULL*/
		GF_List *sequenceParameterSetExtensions;
	} GF_AVCConfig;



	/*! used for storing HEVC SPS/PPS/VPS/SEI*/
	typedef struct
	{
		u8 type;
		u8 array_completeness;
		GF_List *nalus;
	} GF_HEVCParamArray;

	/*! HEVC config record - not a real MPEG-4 descriptor*/
	typedef struct
	{
		u8 configurationVersion;
		u8 profile_space;
		u8 tier_flag;
		u8 profile_idc;
		u32 general_profile_compatibility_flags;
		u8 progressive_source_flag;
		u8 interlaced_source_flag;
		u8 non_packed_constraint_flag;
		u8 frame_only_constraint_flag;
		/*only lowest 44 bits used*/
		u64 constraint_indicator_flags;
		u8 level_idc;
		u16 min_spatial_segmentation_idc;

		u8 parallelismType;
		u8 chromaFormat;
		u8 luma_bit_depth;
		u8 chroma_bit_depth;
		u16 avgFrameRate;
		u8 constantFrameRate;
		u8 numTemporalLayers;
		u8 temporalIdNested;

		u8 nal_unit_size;

		GF_List *param_array;
		//used in LHVC config
		Bool complete_representation;

		//following are internal to libgpac and NEVER serialized

		//set by libisomedia at import/export/parsing time to differentiate between lhcC and hvcC time
		Bool is_lhvc;
	} GF_HEVCConfig;

	/*! Media Segment Descriptor used for Media Control Extensions*/
	typedef struct
	{
		BASE_DESCRIPTOR
			Double startTime;
		Double Duration;
		char *SegmentName;
	} GF_Segment;

	/*! Media Time Descriptor used for Media Control Extensions*/
	typedef struct
	{
		BASE_DESCRIPTOR
			Double mediaTimeStamp;
	} GF_MediaTime;


	/*! MPEG-4 SYSTEMS OD Commands Tags */
	enum
	{
		GF_ODF_OD_UPDATE_TAG = 0x01,
		GF_ODF_OD_REMOVE_TAG = 0x02,
		GF_ODF_ESD_UPDATE_TAG = 0x03,
		GF_ODF_ESD_REMOVE_TAG = 0x04,
		GF_ODF_IPMP_UPDATE_TAG = 0x05,
		GF_ODF_IPMP_REMOVE_TAG = 0x06,

		/*file format reserved*/
		GF_ODF_ESD_REMOVE_REF_TAG = 0x07,

		GF_ODF_COM_ISO_BEGIN_TAG = 0x0D,
		GF_ODF_COM_ISO_END_TAG = 0xBF,

		GF_ODF_COM_USER_BEGIN_TAG = 0xC0,
		GF_ODF_COM_USER_END_TAG = 0xFE
	};

#define BASE_OD_COMMAND \
	u8 tag;

	/*! MPEG-4 SYSTEMS OD - (abstract) base command. */
	typedef struct {
		BASE_OD_COMMAND
	} GF_ODCom;

	/*! MPEG-4 SYSTEMS OD - default command*/
	typedef struct {
		BASE_OD_COMMAND
			u32 dataSize;
		char *data;
	} GF_BaseODCom;

	/*! MPEG-4 SYSTEMS OD - Object Descriptor Update
	NB: the list can contain OD or IOD, except internally in the File Format (only MP4_OD)*/
	typedef struct
	{
		BASE_OD_COMMAND
			GF_List *objectDescriptors;
	} GF_ODUpdate;

	/*! MPEG-4 SYSTEMS OD - Object Descriptor Remove*/
	typedef struct
	{
		BASE_OD_COMMAND
			u32 NbODs;
		u16 *OD_ID;
	} GF_ODRemove;

	/*! MPEG-4 SYSTEMS OD - Elementary Stream Descriptor Update*/
	typedef struct
	{
		BASE_OD_COMMAND
			u16 ODID;
		GF_List *ESDescriptors;
	} GF_ESDUpdate;

	/*! MPEG-4 SYSTEMS OD - Elementary Stream Descriptor Remove*/
	typedef struct {
		BASE_OD_COMMAND
			u16 ODID;
		u32 NbESDs;
		u16 *ES_ID;
	} GF_ESDRemove;

	/*! MPEG-4 SYSTEMS OD - IPMP Descriptor Update*/
	typedef struct {
		BASE_OD_COMMAND
			GF_List *IPMPDescList;
	} GF_IPMPUpdate;

	/*! MPEG-4 SYSTEMS OD - IPMP Descriptor Remove*/
	typedef struct {
		BASE_OD_COMMAND
			u32 NbIPMPDs;
		/*now this is bad: only IPMPv1 descriptors can be removed at run tim...*/
		u8 *IPMPDescID;
	} GF_IPMPRemove;






	/*! MPEG-4 SYSTEMS OD - OD API */

	/*! OD CODEC object - just a simple reader/writer*/
	typedef struct tagODCoDec
	{
		GF_BitStream *bs;
		GF_List *CommandList;
	} GF_ODCodec;


	/*! OD codec construction
	\return new codec object*/
	GF_ODCodec *gf_odf_codec_new();
	/*! OD codec destruction
	\param codec OD codec to destroy
	*/
	void gf_odf_codec_del(GF_ODCodec *codec);
	/*! add a command to the codec command list.
	\param codec target codec
	\param command command to add
	\return error if any
	*/
	GF_Err gf_odf_codec_add_com(GF_ODCodec *codec, GF_ODCom *command);
	/*! encode the current command list.
	\param codec target codec
	\param cleanup_type specifies what to do with the command after encoding. The following values are accepted:
	0: commands are removed from the list but not destroyed
	1: commands are removed from the list and destroyed
	2: commands are kept in the list and not destroyed
	\return error if any
	*/
	GF_Err gf_odf_codec_encode(GF_ODCodec *codec, u32 cleanup_type);
	/*! get the encoded AU.
	\param codec target codec
	\param outAU output buffer allocated by the codec, user is responsible of freeing the allocated space
	\param au_length size of the AU (allocated buffer)
	\return error if any
	*/
	GF_Err gf_odf_codec_get_au(GF_ODCodec *codec, char **outAU, u32 *au_length);
	/* !set the encoded AU to the codec
	\param codec target codec
	\param au target AU to decode
	\param au_length size in bytes of the AU to decode
	\return error if any
	*/
	GF_Err gf_odf_codec_set_au(GF_ODCodec *codec, const char *au, u32 au_length);
	/*! decode the previously set-up AU
	\param codec target codec
	\return error if any
	*/
	GF_Err gf_odf_codec_decode(GF_ODCodec *codec);
	/*! get the first OD command in the list. Once called, the command is removed
	from the command list. Return NULL when commandList is empty
	\param codec target codec
	\return deocded command or NULL
	*/
	GF_ODCom *gf_odf_codec_get_com(GF_ODCodec *codec);

	/*! apply a command to the codec command list. Command is duplicated if needed
	This is used for state maintenance and RAP generation.
	\param codec target codec
	\param command the command to apply
	\return error if any
	*/
	GF_Err gf_odf_codec_apply_com(GF_ODCodec *codec, GF_ODCom *command);


	/*! MPEG-4 SYSTEMS OD Command Creation
	\param tag type of command to create
	\return the created command or NULL
	*/
	GF_ODCom *gf_odf_com_new(u8 tag);
	/*! MPEG-4 SYSTEMS OD Command Destruction
	\param com the command to delete. Pointer is set back to NULL
	*/
	GF_Err gf_odf_com_del(GF_ODCom **com);


	/************************************************************
	Descriptors Functions
	************************************************************/

	/*! Descriptors Creation
	\param tag type of descriptor to create
	\return created descriptor or NULL
	*/
	GF_Descriptor *gf_odf_desc_new(u8 tag);
	/*! Descriptors Destruction
	\param desc the descriptor to destroy
	*/
	void gf_odf_desc_del(GF_Descriptor *desc);

	/*! helper for building a preformatted GF_ESD with decoderConfig, decoderSpecificInfo with no data and
	SLConfig descriptor with predefined
	\param sl_predefined type of predefined sl config
	\return the ESD created
	*/
	GF_ESD *gf_odf_desc_esd_new(u32 sl_predefined);

	/*! special function for authoring - convert DSI to BIFSConfig
	\param dsi BIFS decoder specific info
	\param oti BIFS object type indication
	\return decoded BIFS Config descriptor - It is the caller responsability of freeing it
	*/
	GF_BIFSConfig *gf_odf_get_bifs_config(GF_DefaultDescriptor *dsi, u8 oti);
	/*! special function for authoring - convert DSI to LASERConfig
	\param dsi LASER decoder specific info
	\param cfg the LASER config object to be filled
	\return error if any
	*/
	GF_Err gf_odf_get_laser_config(GF_DefaultDescriptor *dsi, GF_LASERConfig *cfg);
	/*! sepcial function for authoring - convert DSI to TextConfig
	\param dsi TEXT decoder specific info
	\param oti TEXT object type indication
	\param cfg the text config object to be filled
	\return error if any
	*/
	GF_Err gf_odf_get_text_config(GF_DefaultDescriptor *dsi, u8 oti, GF_TextConfig *cfg);
	/*! special function for authoring - convert DSI to UIConfig
	\param dsi text decoder specific info
	\param cfg the text config object to be filled
	\return error if any
	*/
	GF_Err gf_odf_get_ui_config(GF_DefaultDescriptor *dsi, GF_UIConfig *cfg);
	/*! converts UIConfig to dsi - does not destroy input descr but does create output one
	\param cfg the UI config object
	\param out_dsi the decoder specific info created. It is the caller responsability of freeing it
	\return error if any
	*/
	GF_Err gf_odf_encode_ui_config(GF_UIConfig *cfg, GF_DefaultDescriptor **out_dsi);

	/*! AVC config constructor
	\return the created AVC config*/
	GF_AVCConfig *gf_odf_avc_cfg_new();
	/*! AVC config destructor
	\param cfg the AVC config to destroy*/
	void gf_odf_avc_cfg_del(GF_AVCConfig *cfg);
	/*! gets GF_AVCConfig from MPEG-4 DSI
	\param dsi encoded AVC decoder specific info
	\param dsi_size encoded AVC decoder specific info size
	\return the decoded AVC config
	*/
	GF_AVCConfig *gf_odf_avc_cfg_read(char *dsi, u32 dsi_size);
	/*! writes GF_AVCConfig as MPEG-4 DSI
	\param cfg the AVC config to encode
	\param outData encoded dsi buffer - it is the caller responsability to free this
	\param outSize  encoded dsi buffer size
	\return error if any
	*/
	GF_Err gf_odf_avc_cfg_write(GF_AVCConfig *cfg, char **outData, u32 *outSize);


	/*! HEVC config constructor
	\return the created HEVC config*/
	GF_HEVCConfig *gf_odf_hevc_cfg_new();
	/*! HEVC config destructor
	\param cfg the HEVC config to destroy*/
	void gf_odf_hevc_cfg_del(GF_HEVCConfig *cfg);
	/*! writes GF_HEVCConfig as MPEG-4 DSI in a bitstream object
	\param cfg the HEVC config to encode
	\param bs output bitstream object in which the config is written
	\return error if any
	*/
	GF_Err gf_odf_hevc_cfg_write_bs(GF_HEVCConfig *cfg, GF_BitStream *bs);
	/*! writes GF_HEVCConfig as MPEG-4 DSI
	\param cfg the HEVC config to encode
	\param outData encoded dsi buffer - it is the caller responsability to free this
	\param outSize  encoded dsi buffer size
	\return error if any
	*/
	GF_Err gf_odf_hevc_cfg_write(GF_HEVCConfig *cfg, char **outData, u32 *outSize);
	/*! gets GF_HEVCConfig from bitstream MPEG-4 DSI
	\param bs bitstream containing the encoded HEVC decoder specific info
	\param is_lhvc if GF_TRUE, indicates if the dsi is LHVC
	\return the decoded HEVC config
	*/
	GF_HEVCConfig *gf_odf_hevc_cfg_read_bs(GF_BitStream *bs, Bool is_lhvc);
	/*! gets GF_HEVCConfig from MPEG-4 DSI
	\param dsi encoded HEVC decoder specific info
	\param dsi_size encoded HEVC decoder specific info size
	\param is_lhvc if GF_TRUE, indicates if the dsi is LHVC
	\return the decoded HEVC config
	*/
	GF_HEVCConfig *gf_odf_hevc_cfg_read(char *dsi, u32 dsi_size, Bool is_lhvc);

	/*! destroy the descriptors in a list but not the list
	\param descList descriptor list to destroy
	\return error if any
	*/
	GF_Err gf_odf_desc_list_del(GF_List *descList);

	/*! use this function to decode a standalone descriptor
	the raw descriptor MUST be formatted with tag and size field!!!
	a new desc is created and you must delete it when done
	\param raw_desc encoded descriptor to decode
	\param descSize size of descriptor to decode
	\param outDesc output decoded descriptor - it is the caller responsability to free this
	\return error if any
	*/
	GF_Err gf_odf_desc_read(char *raw_desc, u32 descSize, GF_Descriptor **outDesc);

	/*! use this function to encode a standalone descriptor
	the desc will be formatted with tag and size field
	the output buffer is allocated and you must delete it when done
	\param desc descriptor to encode
	\param outEncDesc output encoded descriptor - it is the caller responsability to free this
	\param outSize size of encoded descriptor
	\return error if any
	*/
	GF_Err gf_odf_desc_write(GF_Descriptor *desc, char **outEncDesc, u32 *outSize);

	/*! use this function to encode a standalone descriptor in a bitstream object
	the desc will be formatted with tag and size field
	\param desc descriptor to encode
	\param bs the bitstream object in write mode
	\return error if any
	*/
	GF_Err gf_odf_desc_write_bs(GF_Descriptor *desc, GF_BitStream *bs);

	/*! use this function to get the size of a standalone descriptor (including tag and size fields)
	\param desc descriptor to encode
	\return 0 if error or encoded desc size otherwise*/
	u32 gf_odf_desc_size(GF_Descriptor *desc);

	/*! duplicate descriptors
	\param inDesc descriptor to copy
	\param outDesc copied descriptor - it is the caller responsability to free this
	\return error if any
	*/
	GF_Err gf_odf_desc_copy(GF_Descriptor *inDesc, GF_Descriptor **outDesc);

	/*! Adds a descriptor to a parent one. Handles internally what desc can be added to another desc
	and adds it. NO DUPLICATION of the descriptor, so
	once a desc is added to its parent, destroying the parent WILL DESTROY
	this descriptor
	\param parentDesc parent descriptor
	\param newDesc descriptor to add to parent
	\return error if any
	*/
	GF_Err gf_odf_desc_add_desc(GF_Descriptor *parentDesc, GF_Descriptor *newDesc);

	/*! Gets a textual description of a stream
	\param esd target descriptor
	\return textural description of the descriptor
	*/
	const char *gf_esd_get_textual_description(GF_ESD *esd);

	/*! Gets a textual description of an AFX stream type
	\param afx_code target stream type descriptor
	\return textural description of the AFX stream
	*/
	const char *gf_afx_get_type_description(u8 afx_code);

	/*! Gets the stream type name based on stream type
	\param streamType stream type GF_STREAM_XXX as defined in constants.h
	\return NULL if unknown, otherwise value
	*/
	const char *gf_odf_stream_type_name(u32 streamType);

	/*! Gets the stream type based on stream type name
	\param streamType name of the stream type
	\return stream type GF_STREAM_XXX as defined in constants.h, 0 if unknown
	*/
	u32 gf_odf_stream_type_by_name(const char *streamType);

	/*! Since IPMP V2, we introduce a new set of functions to read / write a list of descriptors
	that have no containers (a bit like an OD command, but for descriptors)
	This is useful for IPMPv2 DecoderSpecificInfo which contains a set of IPMP_Declarators
	As it could be used for other purposes we keep it generic
	you must create the list yourself, the functions just encode/decode from/to the list*/

	/*! uncompress an encoded list of descriptors. You must pass an empty GF_List structure
	to know exactly what was in the buffer
	\param raw_list encoded list of descriptors
	\param raw_size size of the encoded list of descriptors
	\param descList list in which the decoded descriptors will be placed
	\return error if any
	*/
	GF_Err gf_odf_desc_list_read(char *raw_list, u32 raw_size, GF_List *descList);

	/*! compress all descriptors in the list into a single buffer. The buffer is allocated
	by the lib and must be destroyed by your app
	you must pass (outEncList != NULL  && *outEncList == NULL)
	\param descList list of descriptors to be encoded
	\param outEncList buffer of encoded descriptors
	\param outSize size of buffer of encoded descriptors
	\return error if any
	*/
	GF_Err gf_odf_desc_list_write(GF_List *descList, char **outEncList, u32 *outSize);

	/*! returns size of encoded desc list
	\param descList list of descriptors to be encoded
	\param outSize size of buffer of encoded descriptors
	\return error if any
	*/
	GF_Err gf_odf_desc_list_size(GF_List *descList, u32 *outSize);


#ifndef GPAC_MINIMAL_ODF


	/************************************************************
	QoS Qualifiers Functions
	************************************************************/

	/*! QoS Qualifiers constructor
	\param tag tag of QoS descriptor to create
	\return created QoS descriptor
	*/
	GF_QoS_Default *gf_odf_qos_new(u8 tag);
	/*! QoS Qualifiers destructor
	\param qos descriptor to destroy. The pointer is set back to NULL upon destruction
	\return error if any
	*/
	GF_Err gf_odf_qos_del(GF_QoS_Default **qos);

	/*! READ/WRITE functions: QoS qualifiers are special descriptors but follow the same rules as descriptors.
	therefore, use gf_odf_desc_read and gf_odf_desc_write for QoS*/

	/*! Adds a QoS qualificator to a parent QoS descriptor
	\param desc parent QoS descriptor
	\param qualif  QoS qualificator
	\return error if any
	*/
	GF_Err gf_odf_qos_add_qualif(GF_QoS_Descriptor *desc, GF_QoS_Default *qualif);



	/*
	OCI Stream AU is a list of OCI event (like OD AU is a list of OD commands)
	*/

	typedef struct __tag_oci_event OCIEvent;

	OCIEvent *gf_oci_event_new(u16 EventID);
	void gf_oci_event_del(OCIEvent *event);

	GF_Err gf_oci_event_set_start_time(OCIEvent *event, u8 Hours, u8 Minutes, u8 Seconds, u8 HundredSeconds, u8 IsAbsoluteTime);
	GF_Err gf_oci_event_set_duration(OCIEvent *event, u8 Hours, u8 Minutes, u8 Seconds, u8 HundredSeconds);
	GF_Err gf_oci_event_add_desc(OCIEvent *event, GF_Descriptor *oci_desc);

	GF_Err gf_oci_event_get_id(OCIEvent *event, u16 *ID);
	GF_Err gf_oci_event_get_start_time(OCIEvent *event, u8 *Hours, u8 *Minutes, u8 *Seconds, u8 *HundredSeconds, u8 *IsAbsoluteTime);
	GF_Err gf_oci_event_get_duration(OCIEvent *event, u8 *Hours, u8 *Minutes, u8 *Seconds, u8 *HundredSeconds);
	u32 gf_oci_event_get_desc_count(OCIEvent *event);
	GF_Descriptor *gf_oci_event_get_desc(OCIEvent *event, u32 DescIndex);
	GF_Err gf_oci_event_rem_desc(OCIEvent *event, u32 DescIndex);



	typedef struct __tag_oci_codec OCICodec;

	/*construction / destruction
	IsEncoder specifies an OCI Event encoder
	version is for future extensions, and only 0x01 is valid for now*/
	OCICodec *gf_oci_codec_new(u8 IsEncoder, u8 Version);
	void gf_oci_codec_del(OCICodec *codec);

	/*				ENCODER FUNCTIONS
	add a command to the codec event list.
	The event WILL BE DESTROYED BY THE CODEC after encoding*/
	GF_Err gf_oci_codec_add_event(OCICodec *codec, OCIEvent *event);

	/*encode AU. The memory allocation is done in place
	WARNING: once this function called, the codec event List is empty
	and events destroyed
	you must set *outAU = NULL*/
	GF_Err gf_oci_codec_encode(OCICodec *codec, char **outAU, u32 *au_length);



	/*Decoder: decode the previously set-up AU
	the input buffer is cleared once decoded*/
	GF_Err gf_oci_codec_decode(OCICodec *codec, char *au, u32 au_length);

	/*get the first OCI Event in the list. Once called, the event is removed
	from the event list. Return NULL when the event List is empty
	you MUST delete events */
	OCIEvent *gf_oci_codec_get_event(OCICodec *codec);


#ifndef GPAC_DISABLE_OD_DUMP

	/*! Dumps an OD AU
	\param data encoded OD AU
	\param dataLength encoded OD AU size
	\param trace destination file for dumping
	\param indent number of spaces to use as base index
	\param XMTDump
	*/
	GF_Err gf_odf_dump_au(char *data, u32 dataLength, FILE *trace, u32 indent, Bool XMTDump);
	/*! Dumps an OD AU
	\param com OD command to dump
	\param trace destination file for dumping
	\param indent number of spaces to use as base index
	\param XMTDump if GF_TRUE dumpos as XMT, otherwise as BT
	*/
	GF_Err gf_odf_dump_com(GF_ODCom *com, FILE *trace, u32 indent, Bool XMTDump);
	/*! Dumps an OD Descriptor
	\param desc descriptor to dump
	\param trace destination file for dumping
	\param indent number of spaces to use as base index
	\param XMTDump if GF_TRUE dumpos as XMT, otherwise as BT
	*/
	GF_Err gf_odf_dump_desc(GF_Descriptor *desc, FILE *trace, u32 indent, Bool XMTDump);
	/*! Dumps an OD Descriptor
	\param commandList descriptor list to dump
	\param trace destination file for dumping
	\param indent number of spaces to use as base index
	\param XMTDump if GF_TRUE dumpos as XMT, otherwise as BT
	*/
	GF_Err gf_odf_dump_com_list(GF_List *commandList, FILE *trace, u32 indent, Bool XMTDump);

	/*! Dumps an OCI event
	\param ev OCI event to dump
	\param trace destination file for dumping
	\param indent number of spaces to use as base index
	\param XMTDump if GF_TRUE dumpos as XMT, otherwise as BT
	*/
	GF_Err gf_oci_dump_event(OCIEvent *ev, FILE *trace, u32 indent, Bool XMTDump);
	/*! Dumps an OCI AU
	\param version version of the OCI stream
	\param au OCI AU to dump
	\param au_length size of the OCI AU to dump
	\param trace destination file for dumping
	\param indent number of spaces to use as base index
	\param XMTDump if GF_TRUE dumpos as XMT, otherwise as BT
	*/
	GF_Err gf_oci_dump_au(u8 version, char *au, u32 au_length, FILE *trace, u32 indent, Bool XMTDump);

#endif /*GPAC_DISABLE_OD_DUMP*/


#endif /*GPAC_MINIMAL_ODF*/

	/*! Gets descriptor tag by name
	\param descName target descriptor name
	\return descriptor tag or 0 if error
	*/
	u32 gf_odf_get_tag_by_name(char *descName);

	/*! field type for OD/QoS/IPMPX/etc*/
	typedef enum
	{
		/*! regular type*/
		GF_ODF_FT_DEFAULT = 0,
		/*! single descriptor type*/
		GF_ODF_FT_OD = 1,
		/*! descriptor list type*/
		GF_ODF_FT_OD_LIST = 2,
		/*! IPMP Data type*/
		GF_ODF_FT_IPMPX = 3,
		/*! IPMP Data list type*/
		GF_ODF_FT_IPMPX_LIST = 4,
		/*! IPMP ByteArray type*/
		GF_ODF_FT_IPMPX_BA = 5,
		/*! IPMP ByteArray list type*/
		GF_ODF_FT_IPMPX_BA_LIST = 6
	} GF_ODF_FieldType;
	/*! Gets ODF field type by name
	\param desc target descriptor
	\param fieldName  descriptor field name
	\return the descriptor field type
	*/
	GF_ODF_FieldType gf_odf_get_field_type(GF_Descriptor *desc, char *fieldName);

	/*! Set non-descriptor field value - value string shall be presented without ' or " characters
	\param desc target descriptor
	\param fieldName descriptor field name
	\param val field value to parse
	\return error if any
	*/
	GF_Err gf_odf_set_field(GF_Descriptor *desc, char *fieldName, char *val);

#ifndef GPAC_MINIMAL_ODF



	/*
	IPMPX extensions - IPMP Data only (messages are not supported yet)
	*/

	/*! IPMPX base buffer object*/
	typedef struct
	{
		u32 length;
		char *data;
	} GF_IPMPX_ByteArray;

#define GF_IPMPX_AUTH_DESC	\
	u8 tag;	\

	/*! IPMPX authentication descriptor*/
	typedef struct
	{
		GF_IPMPX_AUTH_DESC
	} GF_IPMPX_Authentication;

	enum
	{
		GF_IPMPX_AUTH_Forbidden_Tag = 0x00,
		GF_IPMPX_AUTH_AlgorithmDescr_Tag = 0x01,
		GF_IPMPX_AUTH_KeyDescr_Tag = 0x02
	};

	/*! IPMPX authentication key descriptor*/
	typedef struct
	{
		GF_IPMPX_AUTH_DESC
			char *keyBody;
		u32 keyBodyLength;
	} GF_IPMPX_AUTH_KeyDescriptor;

	/*! IPMPX authentication algorithm descriptor*/
	typedef struct
	{
		GF_IPMPX_AUTH_DESC
			/*used if no specAlgoID*/
			u16 regAlgoID;
		GF_IPMPX_ByteArray *specAlgoID;
		GF_IPMPX_ByteArray *OpaqueData;
	} GF_IPMPX_AUTH_AlgorithmDescriptor;


	/*! IPMPX data message types*/
	enum
	{
		GF_IPMPX_OPAQUE_DATA_TAG = 0x01,
		GF_IPMPX_AUDIO_WM_INIT_TAG = 0x02,
		GF_IPMPX_VIDEO_WM_INIT_TAG = 0x03,
		GF_IPMPX_SEL_DEC_INIT_TAG = 0x04,
		GF_IPMPX_KEY_DATA_TAG = 0x05,
		GF_IPMPX_AUDIO_WM_SEND_TAG = 0x06,
		GF_IPMPX_VIDEO_WM_SEND_TAG = 0x07,
		GF_IPMPX_RIGHTS_DATA_TAG = 0x08,
		GF_IPMPX_SECURE_CONTAINER_TAG = 0x09,
		GF_IPMPX_ADD_TOOL_LISTENER_TAG = 0x0A,
		GF_IPMPX_REMOVE_TOOL_LISTENER_TAG = 0x0B,
		GF_IPMPX_INIT_AUTHENTICATION_TAG = 0x0C,
		GF_IPMPX_MUTUAL_AUTHENTICATION_TAG = 0x0D,
		GF_IPMPX_USER_QUERY_TAG = 0x0E,
		GF_IPMPX_USER_RESPONSE_TAG = 0x0F,
		GF_IPMPX_PARAMETRIC_DESCRIPTION_TAG = 0x10,
		GF_IPMPX_PARAMETRIC_CAPS_QUERY_TAG = 0x11,
		GF_IPMPX_PARAMETRIC_CAPS_RESPONSE_TAG = 0x12,
		/*NO ASSOCIATED STRUCTURE*/
		GF_IPMPX_GET_TOOLS_TAG = 0x13,
		GF_IPMPX_GET_TOOLS_RESPONSE_TAG = 0x14,
		GF_IPMPX_GET_TOOL_CONTEXT_TAG = 0x15,
		GF_IPMPX_GET_TOOL_CONTEXT_RESPONSE_TAG = 0x16,
		GF_IPMPX_CONNECT_TOOL_TAG = 0x17,
		GF_IPMPX_DISCONNECT_TOOL_TAG = 0x18,
		GF_IPMPX_NOTIFY_TOOL_EVENT_TAG = 0x19,
		GF_IPMPX_CAN_PROCESS_TAG = 0x1A,
		GF_IPMPX_TRUST_SECURITY_METADATA_TAG = 0x1B,
		GF_IPMPX_TOOL_API_CONFIG_TAG = 0x1C,

		/*ISMA*/
		GF_IPMPX_ISMACRYP_TAG = 0xD0,

		/*intern ones for parsing (not real datas)*/
		GF_IPMPX_TRUSTED_TOOL_TAG = 0xA1,
		GF_IPMPX_TRUST_SPECIFICATION_TAG = 0xA2,
		/*emulate algo descriptors as base IPMP classes for parsing...*/
		GF_IPMPX_ALGORITHM_DESCRIPTOR_TAG = 0xA3,
		GF_IPMPX_KEY_DESCRIPTOR_TAG = 0xA4,
		GF_IPMPX_PARAM_DESCRIPTOR_ITEM_TAG = 0xA5,
		GF_IPMPX_SEL_ENC_BUFFER_TAG = 0xA6,
		GF_IPMPX_SEL_ENC_FIELD_TAG = 0xA7
	};

	typedef char GF_IPMPX_Date[5];


#define GF_IPMPX_DATA_BASE	\
	u8 tag;	\
	u8 Version;	\
	u8 dataID;	\

	/*! Base IPMPX data*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
	} GF_IPMPX_Data;

	/*! IPMPX Init Authentiactaion data*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u32 Context;
		u8 AuthType;
	} GF_IPMPX_InitAuthentication;

	/*! IPMPX Trust Specification data
	NOT a real DATA, only used as data for parsing
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			GF_IPMPX_Date startDate;
		u8 attackerProfile;
		u32 trustedDuration;
		GF_IPMPX_ByteArray	*CCTrustMetadata;
	} GF_IPMPX_TrustSpecification;

	/*! IPMPX Trusted Tool data
	NOT a real DATA, only used as data for parsing
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			bin128 toolID;
		GF_IPMPX_Date AuditDate;
		GF_List *trustSpecifications;
	} GF_IPMPX_TrustedTool;

	/*! IPMPX Trust Security Metadata data
	*/
	typedef struct _ipmpx_TrustSecurityMetadata
	{
		GF_IPMPX_DATA_BASE
			GF_List *TrustedTools;
	} GF_IPMPX_TrustSecurityMetadata;


	/*! IPMPX Mutual Authentication data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			Bool failedNegotiation;

		GF_List *candidateAlgorithms;
		GF_List *agreedAlgorithms;
		GF_IPMPX_ByteArray *AuthenticationData;

		/*inclAuthCodes will be set if any of the members is set (cf spec...)*/
		u32 certType;
		/*GF_IPMPX_ByteArray list*/
		GF_List *certificates;
		GF_IPMPX_AUTH_KeyDescriptor *publicKey;
		GF_IPMPX_ByteArray *opaque;
		GF_IPMPX_TrustSecurityMetadata *trustData;
		GF_IPMPX_ByteArray *authCodes;
	} GF_IPMPX_MutualAuthentication;

	/*! IPMPX Secure Container data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			/*if set MAC is part of the encrypted data*/
			Bool isMACEncrypted;

		GF_IPMPX_ByteArray *encryptedData;
		GF_IPMPX_Data *protectedMsg;
		GF_IPMPX_ByteArray *MAC;
	} GF_IPMPX_SecureContainer;

	/*! IPMPX Tool Response container
	*/
	typedef struct
	{
		GF_List *ipmp_tools;
	} GF_IPMPX_GetToolsResponse;

	/*! IPMPX Parametric Description Item data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			GF_IPMPX_ByteArray	*main_class;
		GF_IPMPX_ByteArray	*subClass;
		GF_IPMPX_ByteArray	*typeData;
		GF_IPMPX_ByteArray	*type;
		GF_IPMPX_ByteArray	*addedData;
	} GF_IPMPX_ParametricDescriptionItem;

	/*! IPMPX Parametric Description data
	*/
	typedef struct _tagIPMPXParamDesc
	{
		GF_IPMPX_DATA_BASE
			GF_IPMPX_ByteArray *descriptionComment;
		u8 majorVersion;
		u8 minorVersion;
		/*list of GF_IPMPX_ParametricDescriptionItem*/
		GF_List *descriptions;
	} GF_IPMPX_ParametricDescription;

	/*! IPMPX Tool Capability Query data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			GF_IPMPX_ParametricDescription *description;
	} GF_IPMPX_ToolParamCapabilitiesQuery;

	/*! IPMPX Tool Capability Response data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			Bool capabilitiesSupported;
	} GF_IPMPX_ToolParamCapabilitiesResponse;


	/*! IPMPX Connected Tool data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			GF_IPMP_Descriptor *toolDescriptor;
	} GF_IPMPX_ConnectTool;

	/*! IPMPX Disconnected Tool data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u32 IPMP_ToolContextID;
	} GF_IPMPX_DisconnectTool;


	/*! IPMPX Tool Context ID query data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u8 scope;
		u16 IPMP_DescriptorIDEx;
	} GF_IPMPX_GetToolContext;


	/*! IPMPX Get Tool response data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u16 OD_ID;
		u16 ESD_ID;
		u32 IPMP_ToolContextID;
	} GF_IPMPX_GetToolContextResponse;

	/*! GF_IPMPX_LISTEN_Types*/
	typedef enum
	{
		GF_IPMPX_LISTEN_CONNECTED = 0x00,
		GF_IPMPX_LISTEN_CONNECTIONFAILED = 0x01,
		GF_IPMPX_LISTEN_DISCONNECTED = 0x02,
		GF_IPMPX_LISTEN_DISCONNECTIONFAILED = 0x03,
		GF_IPMPX_LISTEN_WATERMARKDETECTED = 0x04
	} GF_IPMPX_ListenType;

	/*! IPMPX Add Tool Listener data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u8 scope;
		/*events to listen to*/
		u8 eventTypeCount;
		GF_IPMPX_ListenType eventType[10];
	} GF_IPMPX_AddToolNotificationListener;

	/*! IPMPX Remove Tool Listener data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u8 eventTypeCount;
		GF_IPMPX_ListenType eventType[10];
	} GF_IPMPX_RemoveToolNotificationListener;

	/*! IPMPX Tool Notify Event data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u16 OD_ID;
		u16 ESD_ID;
		u8 eventType;
		u32 IPMP_ToolContextID;
	} GF_IPMPX_NotifyToolEvent;

	/*! IPMPX Can Process data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			Bool canProcess;
	} GF_IPMPX_CanProcess;

	/*! IPMPX Opaque Data container data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			GF_IPMPX_ByteArray *opaqueData;
	} GF_IPMPX_OpaqueData;


	/*! IPMPX Key data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			GF_IPMPX_ByteArray *keyBody;
		/*flags meaning
		hasStartDTS = 1;
		hasStartPacketID = 1<<1;
		hasExpireDTS = 1<<2;
		hasExpirePacketID = 1<<3
		*/
		u32 flags;

		u64 startDTS;
		u32 startPacketID;
		u64 expireDTS;
		u32 expirePacketID;
		GF_IPMPX_ByteArray *OpaqueData;
	} GF_IPMPX_KeyData;

	/*! IPMPX Rights data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			GF_IPMPX_ByteArray *rightsInfo;
	} GF_IPMPX_RightsData;


	/*! IPMPX Selective Encryption Buffer data
	not a real GF_IPMPX_Data in spec, but emulated as if for parsing
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			bin128 cipher_Id;
		u8 syncBoundary;
		/*block mode if stream cypher info is NULL*/
		u8 mode;
		u16 blockSize;
		u16 keySize;
		GF_IPMPX_ByteArray *Stream_Cipher_Specific_Init_Info;
	} GF_IPMPX_SelEncBuffer;

	/*! IPMPX Selective Encryption Field data
	not a real GF_IPMPX_Data in spec, but emulated as if for parsing
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u8 field_Id;
		u8 field_Scope;
		u8 buf;

		u16 mappingTableSize;
		u16 *mappingTable;
		GF_IPMPX_ByteArray *shuffleSpecificInfo;
	} GF_IPMPX_SelEncField;


	/*! IPMPX mediaTypeExtension*/
	enum
	{
		GF_IPMPX_SE_MT_ISO_IEC = 0x00,
		GF_IPMPX_SE_MT_ITU = 0x01
		/*the rest is reserved or forbidden*/
	};

	/*! IPMPX compliance*/
	enum
	{
		GF_IPMPX_SE_COMP_FULLY = 0x00,
		GF_IPMPX_SE_COMP_VIDEO_PACKETS = 0x01,
		GF_IPMPX_SE_COMP_VIDEO_VOP = 0x02,
		GF_IPMPX_SE_COMP_VIDEO_NONE = 0x03,
		GF_IPMPX_SE_COMP_VIDEO_GOB = 0x04,
		/*0x05-2F	ISO Reserved for video*/
		GF_IPMPX_SE_COMP_AAC_DF = 0x30,
		GF_IPMPX_SE_COMP_AAC_NONE = 0x31
		/*
		0x32 -  0x5F	ISO Reserved for audio
		0x60 - 0xCF	ISO Reserved
		0xD0 - 0xFE	User Defined
		0xFF	Forbidden
		*/
	};

	/*! IPMPX syncBoundary*/
	enum
	{
		GF_IPMPX_SE_SYNC_VID7EO_PACKETS = 0x00,
		GF_IPMPX_SE_SYNC_VIDEO_VOP = 0x01,
		GF_IPMPX_SE_SYNC_VIDEO_GOV = 0x02,
		/*0x03-2F	ISO Reserved for video,*/
		GF_IPMPX_SE_SYNC_AAC_DF = 0x30
		/*0x31 -  0x5F	ISO Reserved for audio
		0x60 - 0xCF	ISO Reserved
		0xD0 - 0xFE	User Defined
		0xFF	Forbidden
		*/
	};

	/*! IPMPX field_Id for selective encryption*/
	enum
	{
		GF_IPMPX_SE_FID_VIDEO_MV = 0x00,
		GF_IPMPX_SE_FID_VIDEO_DC = 0x01,
		GF_IPMPX_SE_FID_VIDEO_DCT_SIGN = 0x02,
		GF_IPMPX_SE_FID_VIDEO_DQUANT = 0x03,
		GF_IPMPX_SE_FID_VIDEO_DCT_COEF = 0x04,
		GF_IPMPX_SE_FID_VIDEO_ALL = 0x05,
		/*0x06-2F	ISO Reserved for video*/
		GF_IPMPX_SE_FID_AAC_SIGN = 0x30,
		GF_IPMPX_SE_FID_AAC_CODEWORDS = 0x31,
		GF_IPMPX_SE_FID_AAC_SCALE = 0x32
		/*0x32 -  0x5F	ISO Reserved for audio
		0x60 - 0xCF	ISO Reserved
		0xD0 - 0xFE	User Defined
		0xFF	Forbidden*/
	};


	/*! IPMPX Selective Encryption Init data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u8 mediaTypeExtension;
		u8 mediaTypeIndication;
		u8 profileLevelIndication;
		u8 compliance;

		GF_List *SelEncBuffer;

		GF_List *SelEncFields;

		u16 RLE_DataLength;
		u16 *RLE_Data;
	} GF_IPMPX_SelectiveDecryptionInit;


	/*! IPMPX watermark init ops*/
	enum
	{
		GF_IPMPX_WM_INSERT = 0,
		GF_IPMPX_WM_EXTRACT = 1,
		GF_IPMPX_WM_REMARK = 2,
		GF_IPMPX_WM_DETECT_COMPRESSION = 3
	};

	/*! IPMPX Watermark Init data
	used for both audio and video WM init
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			/*
			for audio: PCM defined (0x01) and all audio objectTypeIndications
			for video: YUV defined (0x01) and all visual objectTypeIndications
			*/
			u8 inputFormat;
		u8 requiredOp;

		/*valid for audio WM, inputFormat=0x01*/
		u8 nChannels;
		u8 bitPerSample;
		u32 frequency;

		/*valid for video WM, inputFormat=0x01*/
		u16 frame_horizontal_size;
		u16 frame_vertical_size;
		u8 chroma_format;

		u32 wmPayloadLen;
		char *wmPayload;

		u16 wmRecipientId;

		u32 opaqueDataSize;
		char *opaqueData;
	} GF_IPMPX_WatermarkingInit;



	/*! IPMPX Watermark status*/
	enum
	{
		GF_IPMPX_WM_PAYLOAD = 0,
		GF_IPMPX_WM_NOPAYLOAD = 1,
		GF_IPMPX_WM_NONE = 2,
		GF_IPMPX_WM_UNKNOWN = 3
	};

	/*! IPMPX compression status*/
	enum
	{
		GF_IPMPX_WM_COMPRESSION = 0,
		GF_IPMPX_WM_NO_COMPRESSION = 1,
		GF_IPMPX_WM_COMPRESSION_UNKNOWN = 2
	};

	/*! IPMPX Send Watermark data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u8 wm_status;
		u8 compression_status;
		/*if payload is set, status is FORCED to AUDIO_GF_IPMPX_WM_PAYLOAD*/
		GF_IPMPX_ByteArray *payload;
		GF_IPMPX_ByteArray *opaqueData;
	} GF_IPMPX_SendWatermark;


	/*! IPMPX Tool API config data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			/*GPAC only supports non-0 IDs*/
			u32 Instantiation_API_ID;
		u32 Messaging_API_ID;
		GF_IPMPX_ByteArray *opaqueData;
	} GF_IPMPX_ToolAPI_Config;

	/*! IPMPX ISMACryp data
	*/
	typedef struct
	{
		GF_IPMPX_DATA_BASE
			u8 cryptoSuite;
		u8 IV_length;
		Bool use_selective_encryption;
		u8 key_indicator_length;
	} GF_IPMPX_ISMACryp;


	/* constructor */
	GF_IPMPX_Data *gf_ipmpx_data_new(u8 tag);
	/* destructor */
	void gf_ipmpx_data_del(GF_IPMPX_Data *p);

	/* parse from bitstream */
	GF_Err gf_ipmpx_data_parse(GF_BitStream *bs, GF_IPMPX_Data **out_data);
	/*! get IPMP_Data contained size (eg without tag & sizeofinstance)*/
	u32 gf_ipmpx_data_size(GF_IPMPX_Data *p);
	/*! get fulml IPMP_Data encoded size (eg with tag & sizeofinstance)*/
	u32 gf_ipmpx_data_full_size(GF_IPMPX_Data *p);
	/*! writes IPMP_Data to buffer*/
	GF_Err gf_ipmpx_data_write(GF_BitStream *bs, GF_IPMPX_Data *_p);

	/*! returns GF_IPMPX_Tag based on name*/
	u8 gf_ipmpx_get_tag(char *dataName);
	/*! return values: cf above */
	u32 gf_ipmpx_get_field_type(GF_IPMPX_Data *p, char *fieldName);
	GF_Err gf_ipmpx_set_field(GF_IPMPX_Data *desc, char *fieldName, char *val);
	/*! assign subdata*/
	GF_Err gf_ipmpx_set_sub_data(GF_IPMPX_Data *desc, char *fieldName, GF_IPMPX_Data *subdesc);
	/*! assign bytearray*/
	GF_Err gf_ipmpx_set_byte_array(GF_IPMPX_Data *p, char *field, char *str);

	/*! ipmpx dumper*/
	GF_Err gf_ipmpx_dump_data(GF_IPMPX_Data *_p, FILE *trace, u32 indent, Bool XMTDump);


#endif /*GPAC_MINIMAL_ODF*/

	/*! @} */

#ifdef __cplusplus
}
#endif

#endif	/*_GF_MPEG4_ODF_H_*/
