blob: 1f3f5e4e83d4127fa14cfaae39b3f57c33a8db1f
1 | /* |
2 | * This file is part of FFmpeg. |
3 | * |
4 | * FFmpeg is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2.1 of the License, or (at your option) any later version. |
8 | * |
9 | * FFmpeg is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | * Lesser General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with FFmpeg; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | |
19 | #ifndef AVDEVICE_OSS_H |
20 | #define AVDEVICE_OSS_H |
21 | |
22 | #include "libavcodec/avcodec.h" |
23 | |
24 | #include "libavformat/avformat.h" |
25 | |
26 | #define OSS_AUDIO_BLOCK_SIZE 4096 |
27 | |
28 | typedef struct OSSAudioData { |
29 | AVClass *class; |
30 | int fd; |
31 | int sample_rate; |
32 | int channels; |
33 | int frame_size; /* in bytes ! */ |
34 | enum AVCodecID codec_id; |
35 | unsigned int flip_left : 1; |
36 | uint8_t buffer[OSS_AUDIO_BLOCK_SIZE]; |
37 | int buffer_ptr; |
38 | } OSSAudioData; |
39 | |
40 | int ff_oss_audio_open(AVFormatContext *s1, int is_output, |
41 | const char *audio_device); |
42 | |
43 | int ff_oss_audio_close(OSSAudioData *s); |
44 | |
45 | #endif /* AVDEVICE_OSS_H */ |
46 |