plugin_info.c

来自「linux下的MPEG1」· C语言 代码 · 共 203 行

#include "goom_plugin_info.h"
#include "goom_fx.h"
#include "cpu_info.h"
#include "default_scripts.h"
#include "drawmethods.h"
#include <math.h>
#include <stdio.h>


#ifdef CPU_POWERPC
#include <sys/types.h>
#include <sys/sysctl.h>
#include "ppc_zoom_ultimate.h"
#include "ppc_drawings.h"
#endif /* CPU_POWERPC */


#ifdef CPU_X86
#include "mmx.h"
#endif /* CPU_X86 */



static void setOptimizedMethods(PluginInfo *p) {

    unsigned int cpuFlavour = cpu_flavour();

    /* set default methods */
    p->methods.draw_line = draw_line;
    p->methods.zoom_filter = zoom_filter_c;
/*    p->methods.create_output_with_brightness = create_output_with_brightness;*/

#ifdef CPU_X86
	if (cpuFlavour & CPU_OPTION_XMMX) {
#ifdef VERBOSE
		printf ("Extented MMX detected. Using the fastest methods !\n");
#endif
		p->methods.draw_line = draw_line_mmx;
		p->methods.zoom_filter = zoom_filter_xmmx;
	}
	else if (cpuFlavour & CPU_OPTION_MMX) {
#ifdef VERBOSE
		printf ("MMX detected. Using fast methods !\n");
#endif
		p->methods.draw_line = draw_line_mmx;
		p->methods.zoom_filter = zoom_filter_mmx;
	}
#ifdef VERBOSE
        else
            printf ("Too bad ! No SIMD optimization available for your CPU.\n");
#endif
#endif /* CPU_X86 */
	
#ifdef CPU_POWERPC

        if ((cpuFlavour & CPU_OPTION_64_BITS) != 0) {
/*            p->methods.create_output_with_brightness = ppc_brightness_G5;        */
            p->methods.zoom_filter = ppc_zoom_generic;
        }
        else if ((cpuFlavour & CPU_OPTION_ALTIVEC) != 0) {
/*            p->methods.create_output_with_brightness = ppc_brightness_G4;        */
            p->methods.zoom_filter = ppc_zoom_G4;
        }
        else
        {
/*            p->methods.create_output_with_brightness = ppc_brightness_generic;*/
            p->methods.zoom_filter = ppc_zoom_generic;
        }        
#endif /* CPU_POWERPC */

}

void plugin_info_init(PluginInfo *pp, int nbVisuals) {

	PluginInfo p;
	int i;

	p.sound.speedvar = p.sound.accelvar = p.sound.totalgoom = 0;
    p.sound.prov_max = 0;
	p.sound.goom_limit = 1;
	p.sound.allTimesMax = 1;

	p.sound.volume_p       = secure_f_feedback("Sound Volume");
	p.sound.accel_p        = secure_f_feedback("Sound Acceleration");
	p.sound.speed_p        = secure_f_feedback("Sound Speed");
	p.sound.goom_limit_p   = secure_f_feedback("Goom Limit");
	p.sound.last_goom_p    = secure_f_feedback("Goom Detection");
	p.sound.last_biggoom_p = secure_f_feedback("Big Goom Detection");
	p.sound.goom_power_p   = secure_f_feedback("Goom Power");

	p.sound.biggoom_speed_limit_p = secure_i_param("Big Goom Speed Limit");
	IVAL(p.sound.biggoom_speed_limit_p) = 10;
	IMIN(p.sound.biggoom_speed_limit_p) = 0;
	IMAX(p.sound.biggoom_speed_limit_p) = 100;
	ISTEP(p.sound.biggoom_speed_limit_p) = 1;

	p.sound.biggoom_factor_p = secure_i_param("Big Goom Factor");
	IVAL(p.sound.biggoom_factor_p) = 10;
	IMIN(p.sound.biggoom_factor_p) = 0;
	IMAX(p.sound.biggoom_factor_p) = 100;
	ISTEP(p.sound.biggoom_factor_p) = 1;

	p.sound.params = plugin_parameters ("Sound", 11);

	p.nbParams = 0;
	p.nbVisuals = nbVisuals;
	p.visuals = (VisualFX**)malloc(sizeof(VisualFX*)*nbVisuals);

	*pp = p;
	pp->sound.params.params[0] = &pp->sound.biggoom_speed_limit_p;
	pp->sound.params.params[1] = &pp->sound.biggoom_factor_p;
	pp->sound.params.params[2] = 0;
	pp->sound.params.params[3] = &pp->sound.volume_p;
	pp->sound.params.params[4] = &pp->sound.accel_p;
	pp->sound.params.params[5] = &pp->sound.speed_p;
	pp->sound.params.params[6] = 0;
	pp->sound.params.params[7] = &pp->sound.goom_limit_p;
	pp->sound.params.params[8] = &pp->sound.goom_power_p;
	pp->sound.params.params[9] = &pp->sound.last_goom_p; 
	pp->sound.params.params[10] = &pp->sound.last_biggoom_p;

	pp->statesNumber = 8;
	pp->statesRangeMax = 510;
	{
		GoomState states[8] = {
			{1,0,0,1,4,   0, 100},
			{1,0,0,0,1, 101, 140},
			{1,0,0,1,2, 141, 200},
			{0,1,0,1,2, 201, 260},
			{0,1,0,1,0, 261, 330},
			{0,1,1,1,4, 331, 400},
			{0,0,1,0,5, 401, 450},
			{0,0,1,1,1, 451, 510}};
			for (i=0;i<8;++i)
				pp->states[i] = states[i];
	}
	pp->curGState = &(pp->states[6]);

	/* datas for the update loop */
	pp->update.lockvar = 0;
	pp->update.goomvar = 0;
	pp->update.loopvar = 0;
	pp->update.stop_lines = 0;
	pp->update.ifs_incr = 1;  /* dessiner l'ifs (0 = non: > = increment) */
	pp->update.decay_ifs = 0; /* disparition de l'ifs */
	pp->update.recay_ifs = 0; /* dedisparition de l'ifs */
	pp->update.cyclesSinceLastChange = 0;
	pp->update.drawLinesDuration = 80;
	pp->update.lineMode= pp->update.drawLinesDuration;

	pp->update.switchMultAmount = (29.0f/30.0f);
	pp->update.switchIncrAmount = 0x7f;
	pp->update.switchMult = 1.0f;
	pp->update.switchIncr = pp->update.switchIncrAmount;

	pp->update.stateSelectionRnd = 0;
	pp->update.stateSelectionBlocker = 0;
	pp->update.previousZoomSpeed = 128;
	pp->update.timeOfTitleDisplay = 0;

	pp->update_message.affiche = 0;

	{
		ZoomFilterData zfd = {
			127, 8, 16,
			1, 1, 0, NORMAL_MODE,
			0, 0, 0, 0, 0
		};
		pp->update.zoomFilterData = zfd;
	}
	
	setOptimizedMethods(pp);
	
    pp->scanner = gsl_new();
    pp->main_scanner = gsl_new();
    pp->main_script_str = GOOM_MAIN_SCRIPT;
	
	for (i = 0; i < 0xffff; i++) {
		pp->sintable[i] = (int) (1024 * sin ((double) i * 360 / (sizeof (pp->sintable) / sizeof (pp->sintable[0]) - 1) * 3.141592 / 180) + .5);
		/* sintable [us] = (int)(1024.0f * sin (us*2*3.31415f/0xffff)) ; */
	}
}

void plugin_info_add_visual(PluginInfo *p, int i, VisualFX *visual) {
	p->visuals[i] = visual;
	if (i == p->nbVisuals-1) {
		++i;
		p->nbParams = 1;
		while (i--) {
			if (p->visuals[i]->params)
				p->nbParams++;
		}
		p->params = (PluginParameters *)malloc(sizeof(PluginParameters)*p->nbParams);
		i = p->nbVisuals;
		p->nbParams = 1;
		p->params[0] = p->sound.params;
		while (i--) {
			if (p->visuals[i]->params)
				p->params[p->nbParams++] = *(p->visuals[i]->params);
		}
	}  
}