/usr/include/gpac/bifs.h is in libgpac-dev 0.5.0+svn5324~dfsg1-1+b3.
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* GPAC - Multimedia Framework C SDK
*
* Authors: Jean Le Feuvre
* Copyright (c) Telecom ParisTech 2000-2012
* All rights reserved
*
* This file is part of GPAC / BIFS codec 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_BIFS_H_
#define _GF_BIFS_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <gpac/nodes_mpeg4.h>
/*for BIFSConfig*/
#include <gpac/mpeg4_odf.h>
#ifndef GPAC_DISABLE_BIFS
typedef struct __tag_bifs_dec GF_BifsDecoder;
/*BIFS decoder constructor -
@command_dec: if set, the decoder will only work in memory mode (creating commands for the graph)
otherwise the decoder will always apply commands while decoding them*/
GF_BifsDecoder *gf_bifs_decoder_new(GF_SceneGraph *scenegraph, Bool command_dec);
void gf_bifs_decoder_del(GF_BifsDecoder *codec);
/*assigns extraction path for BIFS decoder - default is current directory*/
void gf_bifs_decoder_set_extraction_path(GF_BifsDecoder *codec, const char *path, const char *serviceURL);
/*sets the scene time. Scene time is the real clock of the bifs stream in secs*/
void gf_bifs_decoder_set_time_offset(GF_BifsDecoder *codec, Double ts);
/*signals the sizeInfo of the config should be ignored - used for BIFS in AnimationStream nodes*/
void gf_bifs_decoder_ignore_size_info(GF_BifsDecoder *codec);
/*setup a stream*/
GF_Err gf_bifs_decoder_configure_stream(GF_BifsDecoder *codec, u16 ESID, char *DecoderSpecificInfo, u32 DecoderSpecificInfoLength, u32 objectTypeIndication);
/*removes a stream*/
GF_Err gf_bifs_decoder_remove_stream(GF_BifsDecoder *codec, u16 ESID);
/*decode a BIFS AU and applies it to the graph (non-memory mode only)*/
GF_Err gf_bifs_decode_au(GF_BifsDecoder *codec, u16 ESID, const char *data, u32 data_length, Double ts_offset);
/*Memory BIFS decoding - fills the command list with the content of the AU - cf scenegraph_vrml.h for commands usage
@ESID: ID of input stream
@data, @data_length: BIFS AU
@com_list: target list for decoded commands
*/
GF_Err gf_bifs_decode_command_list(GF_BifsDecoder *codec, u16 ESID, char *data, u32 data_length, GF_List *com_list);
#ifndef GPAC_DISABLE_BIFS_ENC
/*BIFS encoding*/
typedef struct __tag_bifs_enc GF_BifsEncoder;
/*constructor - @graph: scene graph being encoded*/
GF_BifsEncoder *gf_bifs_encoder_new(GF_SceneGraph *graph);
/*destructor*/
void gf_bifs_encoder_del(GF_BifsEncoder *codec);
/*setup a destination stream*/
GF_Err gf_bifs_encoder_new_stream(GF_BifsEncoder *codec, u16 ESID, GF_BIFSConfig *cfg, Bool encodeNames, Bool has_predictive);
/*encodes a list of commands for the given stream in the output buffer - data is dynamically allocated for output
the scenegraph used is the one described in SceneReplace command, hence scalable streams shall be encoded in time order
*/
GF_Err gf_bifs_encode_au(GF_BifsEncoder *codec, u16 ESID, GF_List *command_list, char **out_data, u32 *out_data_length);
/*returns encoded config desc*/
GF_Err gf_bifs_encoder_get_config(GF_BifsEncoder *codec, u16 ESID, char **out_data, u32 *out_data_length);
/*returns BIFS version used by codec for given stream*/
u8 gf_bifs_encoder_get_version(GF_BifsEncoder *codec, u16 ESID);
/*Encodes current graph as a scene replace*/
GF_Err gf_bifs_encoder_get_rap(GF_BifsEncoder *codec, char **out_data, u32 *out_data_length);
#endif /*GPAC_DISABLE_BIFS_ENC*/
#endif /*GPAC_DISABLE_BIFS*/
#ifdef __cplusplus
}
#endif
#endif /*_GF_BIFS_H_*/
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