aac5773f
 hucm
功能基本完成，接口待打磨
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/*
* This file is part of FFmpeg.
*
* FFmpeg 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 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVDEVICE_OSS_H
#define AVDEVICE_OSS_H
#include "libavcodec/avcodec.h"
#include "libavformat/avformat.h"
#define OSS_AUDIO_BLOCK_SIZE 4096
typedef struct OSSAudioData {
AVClass *class;
int fd;
int sample_rate;
int channels;
int frame_size; /* in bytes ! */
enum AVCodecID codec_id;
unsigned int flip_left : 1;
uint8_t buffer[OSS_AUDIO_BLOCK_SIZE];
int buffer_ptr;
} OSSAudioData;
int ff_oss_audio_open(AVFormatContext *s1, int is_output,
const char *audio_device);
int ff_oss_audio_close(OSSAudioData *s);
#endif /* AVDEVICE_OSS_H */
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