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82 lines
2.4 KiB
82 lines
2.4 KiB
/******************************************************************************
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* *
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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#ifndef __fileifc_h__
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#define __fileifc_h__
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#ifndef INCLUDE_MP4_PARSER
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//#define INCLUDE_MP4_PARSER
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#endif
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#ifdef INCLUDE_MP4_PARSER
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/* Context structure for media frame*/
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typedef struct {
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unsigned char *frame;
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unsigned int frameLength;
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unsigned int presentationTime;
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} ItMp4FrameCtxt;
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/* Context structure for media header*/
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typedef struct {
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unsigned char *header;
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unsigned int headerLength;
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} ItMp4HeaderCtxt;
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#endif
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typedef struct FileWrapper {
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#ifdef INCLUDE_MP4_PARSER
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void *mp4Ctxt;
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void *fileCtxt;
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void *interim_buffer;
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int avail_buffer;
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ItMp4HeaderCtxt headerCtxt;
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ItMp4FrameCtxt frameCtxt;
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int header_given;
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#endif
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/* MPEG_2_PROFILE profile; */
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unsigned int isMp4File;
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FILE *inputFile;
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} FileWrapper, *FileWrapperPtr;
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FileWrapperPtr FileWrapper_Open(char fileName[]);
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int FileWrapper_Read(FileWrapperPtr transport, unsigned char *buffer,
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int bufSize, unsigned int *len);
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unsigned int FileWrapper_Close(FileWrapperPtr transport);
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unsigned int FileWrapper_IsMp4File(FileWrapperPtr transport);
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/* MP4 function declarations */
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/*File Initialization, File Header Parsing*/
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void *it_mp4_parser_init(void *mp4Ctxt, void *mallocAddr);
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/*Extracts audio header from file*/
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int it_mp4_get_audio_header(void *mp4Ctxt, void *audioheader);
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/*Extracts an audio frame from the file */
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int it_mp4_get_audio(void *mp4Ctxt, void *frameCtxt);
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/*Frees allocated memory*/
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int it_mp4_parser_close(void *mp4);
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void *it_fopen(unsigned char *file_name, unsigned char withFile, int size);
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int it_fclose(void *itf);
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#endif
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