/* * GPAC - Multimedia Framework C SDK * * Authors: Arash Shafiei * Copyright (c) Telecom ParisTech 2000-2013 * All rights reserved * * This file is part of GPAC / dashcast * * 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 AUDIO_ENCODER_H_ #define AUDIO_ENCODER_H_ #include "audio_muxer.h" /* * Open an audio stream * * @param audio_output_file [in] add an audio stream to the file * with the parameters already passed to open_audio_output * * @return 0 on success, -1 on failure */ int dc_audio_encoder_open(AudioOutputFile *audio_output_file, AudioDataConf *audio_data_conf); int dc_audio_encoder_read(AudioOutputFile *audio_output_file, AudioInputData *audio_input_data); //int dc_audio_encoder_flush(AudioOutputFile *audio_output_file, AudioInputData *audio_input_data); /* * Read the decoded audio sample from circular buffer (which is in audio_input_data) * and encode and write them on the output file * * @param audio_output_file [in] audio output file * @param audio_input_data [in] audio input data structure which contains a circular buffer with audio samples * * @return 0 on success, -1 on failure, -2 on finishing; * when there is no more data on circular buffer to encode */ int dc_audio_encoder_encode(AudioOutputFile *audio_output_file, AudioInputData *audio_input_data); /* * Close the output audio file * * @param audio_output_file [in] audio output file */ void dc_audio_encoder_close(AudioOutputFile *audio_output_file); #endif /* AUDIO_ENCODER_H_ */