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/* $Id$ */
/* Copyright (c) 1995 Oregon Graduate Institute of Science and Technology
* P.O.Box 91000-1000, Portland, OR 97291, USA;
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of O.G.I. not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. O.G.I. makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* O.G.I. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* O.G.I. BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: Shanwei Cen
* Department of Computer Science and Engineering
* email: scen@cse.ogi.edu
*/
/* ui.c */
void UIprocess(int cmdSocket);
#include "../mpeg_shared/routine.h"
/* ctr.c */
void CTRmain(void);
/* ab.c */
void ABinitBuf(int size);
void ABflushBuf(int nextSample);
int ABcheckSamples(void); /* returns # of samples in ABbuf */
int ABgetSamples(char * buf, int samples);
/* read at most given number of samples from AB to buf, returns
number of sample actually read */
int ABskipSamples(int samples);
/* if samples < 0; then stuff |samples| silient samples to ABgetSamples(),
otherwise wipe out this number of samples from AB */
void ABdeleteBuf(void);
void ABdeleteSem(void);
void ABprocess(int dataSocket);
/* vb.c */
void VBinitBuf(int size);
char * VBgetBuf(int size); /* block version */
int VBcheckBuf(int size); /* non-block check, return True/False*/
void VBputMsg(char * msgPtr);
char * VBgetMsg(); /* block version */
int VBcheckMsg(); /* non-block check, return Number of Msgs in buffer */
int VBbufEmpty(void);
void VBreclaimMsg(char * msgPtr);
void VBdeleteBuf(void);
void VBdeleteSem(void);
void VBprocess(int initSocket, int dataSocket);
/* vd.c */
void VDprocess(int CTRpid);
void VDinitBuf(int size);
void VDresizeBuf(int height, int width);
FrameBlock * VDgetBuf(void); /* block version, return with interrupt */
int VDcheckBuf(void); /* non-block check, return True/False */
void VDputMsg(FrameBlock * msgPtr);
FrameBlock * VDgetMsg(void); /* block version, return with interrupt */
FrameBlock * VDpeekMsg(void); /* returns a msg for checking only, no modification allowed */
int VDcheckMsg(void); /* non-block check, return Number of Msg in buffer */
int VDbufEmpty(void);
void VDreferMsg(FrameBlock * msgPtr);
void VDreclaimMsg(FrameBlock * msgPtr);
void VDdeleteBuf(void);
void VDdeleteSem(void);
/* vp.c */
void VPinitWindow(Widget shell, Window monitorWindow, int cmdSocket);
void VPresizeWindow(int height, int width);
/* -- in gdith.c -- */
void VPcommand(int cmd, char * position);
void VPexpose(void);
/* audio.c */
int InitAudioDevice(void);
void SetAudioParameter(AudioParameter * para);
unsigned int GetAudioTime(void);
unsigned int PlayAudioSamples(unsigned int time, char * buf, int size);
void StartAudioPlaySession(void);
void SetAudioGain(void);
void AudioInterpolate(char *rawBuf, int len, char * convBuf, int convLen);
/* prog.c */
void StartProgram(char * title, char * vh, char * vf, char * ah, char * af);
Widget CreateProgramWindow(Widget parent, int cmdSoket, int * playflag, Widget frametext);
/* file.c */
void StartLocalServer(void);
Widget CreateFileWindow(Widget parent, int cmdSoket, int * playflag, Widget frametext);
/* para.c */
Widget CreateParameterWindow(Widget parent);
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