SDL_nto_audio.h
资源名称:NETVIDEO.rar [点击查看]
上传用户:sun1608
上传日期:2007-02-02
资源大小:6116k
文件大小:2k
源码类别:
流媒体/Mpeg4/MP4
开发平台:
Visual C++
- /*
- SDL - Simple DirectMedia Layer
- Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
- This library 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
- Library General Public License for more details.
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- Sam Lantinga
- slouken@libsdl.org
- */
- #ifndef _NTO_PCM_audio_h
- #define _NTO_PCM_audio_h
- #include "SDL_sysaudio.h"
- #include <sys/asoundlib.h>
- /* Hidden "this" pointer for the video functions */
- #define _THIS SDL_AudioDevice *this
- struct SDL_PrivateAudioData {
- /* The audio device handle */
- snd_pcm_t *audio_handle;
- /* The audio file descriptor */
- int audio_fd;
- /* The parent process id, to detect when application quits */
- pid_t parent;
- /* Raw mixing buffer */
- Uint8 *pcm_buf;
- int pcm_len;
- };
- #define FUDGE_TICKS 10 /* The scheduler overhead ticks per frame */
- /* Old variable names */
- #define audio_handle (this->hidden->audio_handle)
- #define audio_fd (this->hidden->audio_fd)
- #define parent (this->hidden->parent)
- #define pcm_buf (this->hidden->pcm_buf)
- #define pcm_len (this->hidden->pcm_len)
- #endif /* _NTO_PCM_audio_h */