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https://gitee.com/openharmony/third_party_ffmpeg
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46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVDEVICE_OSS_AUDIO_H
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#define AVDEVICE_OSS_AUDIO_H
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#include "libavcodec/avcodec.h"
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#include "libavformat/avformat.h"
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#define OSS_AUDIO_BLOCK_SIZE 4096
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typedef struct OSSAudioData {
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AVClass *class;
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int fd;
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int sample_rate;
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int channels;
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int frame_size; /* in bytes ! */
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enum AVCodecID codec_id;
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unsigned int flip_left : 1;
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uint8_t buffer[OSS_AUDIO_BLOCK_SIZE];
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int buffer_ptr;
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} OSSAudioData;
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int ff_oss_audio_open(AVFormatContext *s1, int is_output,
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const char *audio_device);
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int ff_oss_audio_close(OSSAudioData *s);
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#endif /* AVDEVICE_OSS_AUDIO_H */
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