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libavdevice/sndio_common.h

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00001 /*
00002  * sndio play and grab interface
00003  * Copyright (c) 2010 Jacob Meuser
00004  *
00005  * This file is part of FFmpeg.
00006  *
00007  * FFmpeg is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU Lesser General Public
00009  * License as published by the Free Software Foundation; either
00010  * version 2.1 of the License, or (at your option) any later version.
00011  *
00012  * FFmpeg is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00015  * Lesser General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU Lesser General Public
00018  * License along with FFmpeg; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00020  */
00021 
00022 #ifndef AVDEVICE_SNDIO_COMMON_H
00023 #define AVDEVICE_SNDIO_COMMON_H
00024 
00025 #include <stdint.h>
00026 #include <sndio.h>
00027 
00028 #include "libavutil/log.h"
00029 #include "avdevice.h"
00030 
00031 typedef struct {
00032     AVClass *class;
00033     struct sio_hdl *hdl;
00034     enum CodecID codec_id;
00035     int64_t hwpos;
00036     int64_t softpos;
00037     uint8_t *buffer;
00038     int bps;
00039     int buffer_size;
00040     int buffer_offset;
00041     int channels;
00042     int sample_rate;
00043 } SndioData;
00044 
00045 int ff_sndio_open(AVFormatContext *s1, int is_output, const char *audio_device);
00046 int ff_sndio_close(SndioData *s);
00047 
00048 #endif /* AVDEVICE_SNDIO_COMMON_H */

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