1. Список говнокодов пользователя kostoprav

    Всего: 31

  2. Си / Говнокод #12033

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    void riffoser_track_writeriff(struct riffoser_track * track,char * filename,riffoser_samplerate_t samplerate,riffoser_bitspersample_t bitspersample) {
	FILE * fp;
	unsigned long i1,i2,i3,i4,i5,i6,fpi;
	unsigned char c1,bytespersample;
	unsigned char * skipbuf;
	float fret,val;
	long ival;
	unsigned char nomorewaves;
	riffoser_channel_t chan;
	bytespersample=bitspersample/8;
	fp=fopen(filename,"wb");
	i1=track->channels*samplerate*bytespersample*track->length;
	i2=4+24+8+i1+(i1%2>0?1:0);
	riffoser_writestr("RIFF");
	riffoser_writeint(4,4+24+8+i1+(i1%2>0?1:0));
	riffoser_writestr("WAVEfmt ");
	riffoser_writeint(4,16);
	riffoser_writeint(2,1);
	riffoser_writeint(2,track->channels);
	riffoser_writeint(4,samplerate);
	riffoser_writeint(4,bytespersample*track->channels*samplerate);
	riffoser_writeint(2,bytespersample*track->channels);
	riffoser_writeint(2,bytespersample*8);
	riffoser_writestr("data");
	riffoser_writeint(4,i1);
	if (i1%2>0)
		riffoser_writeint(1,0);

	i1=0;
	i3=track->waves_count;
	i6=0;
	nomorewaves=0;
	while (1) {
		chan=i1%track->channels;
		if (i3==track->waves_count&&!nomorewaves) {
			i5=i1;
			0&&printf("%lu: finding nearest wave...\n",i1);
			for (i2=0;i2<track->waves_count;i2++){
				if ((track->wavestates[i2]->state==RIFFOSER_WAVESTATE_IDLE)&&(((i3==track->waves_count))||(RIFFOSER_RENDER___FROM(track->wavestates[i2])<=i5))&&(RIFFOSER_RENDER___FROM(track->wavestates[i2])>=i6)) {
					0&&printf("%lu: found wave %lu with from %f\n",i1,i2,RIFFOSER_RENDER___FROM(track->wavestates[i2]));
					i3=i2;
					i5=RIFFOSER_RENDER___FROM(track->wavestates[i2]);
				}
				else {
					0&&printf("%lu: skipping wave %lu\n",i1,i2);
				}
			}
			if (i3!=track->waves_count)
				0&&printf("next wave will be %lu at %f\n",i3,RIFFOSER_RENDER___FROM(track->wavestates[i3]));
			else nomorewaves=1;
		}
		c1=0;
		val=0;
		for (i2=0;i2<track->waves_count;i2++){
			if (track->wavestates[i2]->state==RIFFOSER_WAVESTATE_RENDERING) {
				if (RIFFOSER_RENDER___TO(track->wavestates[i2])<i1) {
					track->wavestates[i2]->state=RIFFOSER_WAVESTATE_FINISHED;
					0&&printf("%lu: wave %lu finished\n",i1,i2);
				} else {
					if (track->wavestates[i2]->channel==chan) {
//						printf("correct channel\n");
						track->wavestates[i2]->samplenum++;
						if (track->wavestates[i2]->samplenum>RIFFOSER_RENDER___WSC(track->waves[i2]))
							track->wavestates[i2]->samplenum-=RIFFOSER_RENDER___WSC(track->waves[i2]);
						0&&printf("%lu: rendering wave %lu (%f-%f), samplenum is %f (%f%%)\n",i1,i2,RIFFOSER_RENDER___FROM(track->wavestates[i2]),RIFFOSER_RENDER___TO(track->wavestates[i2]),track->wavestates[i2]->samplenum,RIFFOSER_RENDER___WPP(track->waves[i2],track->wavestates[i2]->samplenum));
						RIFFOSER_WAVE_FUNC(track->waves[i2],RIFFOSER_RENDER___WPP(track->waves[i2],track->wavestates[i2]->samplenum));
						fret=fret*track->waves[i2]->amplitude/200;
						// replace for now
						val=fret;
					}
					else {
//						printf("wrong channel ( %u / %u )\n",track->wavestates[i2]->channel,chan);
					}
					c1=1;
				}
			}
		}
		if (bytespersample==1) {
			ival=round(val*2.56)-128;
			if (ival>127)
				ival=127;
		}
		else if (bytespersample==2) {
			ival=round(val*655.36);
			if (ival>65535)
				ival=65535;
		}
		else if (bytespersample==4) {
			ival=round(val*42949672.96);
			if (ival>4294967295)
				ival=4294967295;
		}
		riffoser_writeint(bytespersample,ival);
		if (c1==0) {
			if (i3!=track->waves_count) {
				0&&printf("%lu: warping to position %lu\n",i1,i5);
				i4=(i5-i1)*bytespersample;
				skipbuf=malloc(i4);
				memset(skipbuf,0,i4);
				riffoser_writebuf(i4,skipbuf);

    Полная версия - https://github.com/anon4ik/riffoser/blob/master/libriffoser.c

    kostoprav, 31 Октября 2012

    Комментарии (21)