program.cc

linux下的flash的播放源代码

/////////////////////////////////////////////////////////////
// Flash Plugin and Player
// Copyright (C) 1998,1999 Olivier Debon
// 
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
// 
// This program 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 General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
// 
///////////////////////////////////////////////////////////////
//  Author : Olivier Debon  <[e-mail]>
//  

#include "swf.h"

#define NOTHING  0x0
#define WAKEUP   0x1
#define GOTO     0x2
#define REFRESH  0x4

#ifdef RCSID
static char *rcsid = "$Id: program.cc,v 1.4 1999/09/03 15:17:41 ode Exp $";
#endif

#define PRINT 0

int debug = 0;
int soundId = -1;
int frameId = -1;
pthread_mutex_t count_mutex = PTHREAD_MUTEX_INITIALIZER;

Program::Program(FlashMovie *movie, long n)
{
	long f;

    this->movie = movie;

	totalFrames = 0;

	dl = new DisplayList(movie);
	if (dl == NULL) return;
	frames = new Frame[n];
	if (frames == NULL) {
		delete dl;
		return;
	}

	nbFrames = 0;
	totalFrames = n;
	currentFrame = 0;
	loadingFrame = 0;
	movieWait = 1;
	nextFrame = currentFrame;
	for(f = 0; f < n; f++)
	{
		frames[f].controls = NULL;
		frames[f].sndblock = NULL;
		frames[f].label = NULL;
	}
	movieStatus = MoviePlay;
	settings = 0;
}

Program::~Program()
{
    int i;
    Control *ctrl, *ctrl1;

    delete dl;

    if (frames != NULL) {
	    for(i=0;i<nbFrames;i++)
		{
			if (frames[i].label) free(frames[i].label);
			if(frames[i].sndblock) free(frames[i].sndblock); 
			
			ctrl = frames[i].controls;
			while (ctrl != NULL) {
			    ctrl1 = ctrl->next;
		    	ctrl->next = NULL;
		   		delete ctrl;
			    ctrl = ctrl1;
			}
			
	    }

	    delete[] frames;
    }
}

void
Program::validateLoadingFrame()
{
	nbFrames = loadingFrame;
	loadingFrame++;
	movieWait = 0;
}

Frame	*
Program::getFrames()
{
	return frames;
}

long
Program::getNbFrames()
{
	return nbFrames;
}

DisplayList *
Program::getDisplayList()
{
	return dl;
}

void
Program::gotoFrame(GraphicDevice *gd, SoundMixer *sm, long frame)
{
	long f;

	dl->clearList();

	for(f=0; f <= frame; f++) {
		runFrame(gd, sm, f, 0);
	}
}

void *streamplay(void *arg)
{
	SoundStreamBlock *sblock;
	StreamPlay*  sp;
	sp = (StreamPlay*)arg;
	int i = 0;
	for(i=(sp->startFrame); i < (sp->totalFrames); i++)		
	{
		if(sp->frames[i].sndblock)
		{
			sblock = sp->frames[i].sndblock;
			if (sp->sm) sp->sm->playSounds(sblock);
		}
		pthread_mutex_lock(&count_mutex);
		soundId = i;
		pthread_mutex_unlock(&count_mutex);
	}
	
	pthread_mutex_lock(&count_mutex);
	soundId = -1;
	if(sp) delete sp;
	pthread_mutex_unlock(&count_mutex);
	return NULL;
}

long
Program::runFrame(GraphicDevice *gd, SoundMixer *sm, long f, long action)
{
	Control		*ctrl;
	Character	*character;
	Matrix		*matrix;
	Cxform		*cxform;
	StreamPlay  *sp;			
	long		 status = NOTHING;
	long		 update = 1;
	char		*name;

#if PRINT&1
	if (action) printf("Prog %x (dl=%x): Frame N