FFmpeg
oss.h
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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;
32  int channels;
33  int frame_size; /* in bytes ! */
35  unsigned int flip_left : 1;
38 } OSSAudioData;
39 
40 int ff_oss_audio_open(AVFormatContext *s1, int is_output,
41  const char *audio_device);
42 
44 
45 #endif /* AVDEVICE_OSS_H */
Format I/O context.
Definition: avformat.h:1358
uint8_t
int channels
Definition: oss.h:32
#define OSS_AUDIO_BLOCK_SIZE
Definition: oss.h:26
enum AVCodecID codec_id
Definition: oss.h:34
AVCodecID
Identify the syntax and semantics of the bitstream.
Definition: avcodec.h:215
int ff_oss_audio_open(AVFormatContext *s1, int is_output, const char *audio_device)
Definition: oss.c:40
#define s(width, name)
Definition: cbs_vp9.c:257
Libavcodec external API header.
int fd
Definition: oss.h:30
Describe the class of an AVClass context structure.
Definition: log.h:67
int frame_size
Definition: oss.h:33
#define s1
Definition: regdef.h:38
int buffer_ptr
Definition: oss.h:37
int ff_oss_audio_close(OSSAudioData *s)
Definition: oss.c:135
Main libavformat public API header.
unsigned int flip_left
Definition: oss.h:35
int sample_rate
Definition: oss.h:31
GLuint buffer
Definition: opengl_enc.c:101