Function rgbBench

common/frameut.cpp:557–597

void rgbBench(char *filename)
{
	unsigned char *buf;  int width, height, dstbu;
	CompressedFrame src;  Frame dst;  int dstformat;

	for(dstformat = 0; dstformat < PIXELFORMATS - 1; dstformat++)
	{
		PF *dstpf = pf_get(dstformat);
		for(dstbu = 0; dstbu < 2; dstbu++)
		{
			if(bmp_load(filename, &buf, &width, 1, &height, PF_RGB,
				BMPORN_BOTTOMUP) == -1)
				THROW(bmp_geterr());
			rrframeheader hdr;
			memset(&hdr, 0, sizeof(hdr));
			hdr.width = hdr.framew = width;
			hdr.height = hdr.frameh = height;
			hdr.compress = RRCOMP_RGB;  hdr.size = width * 3 * height;
			src.init(hdr, hdr.flags);
			memcpy(src.bits, buf, width * 3 * height);
			dst.init(hdr, dstpf->id, dstbu ? FRAME_BOTTOMUP : 0);
			memset(dst.bits, 0, dst.pitch * dst.hdr.frameh);
			fprintf(stderr, "RGB (BOTTOM-UP) -> %s (%s)\n", dstpf->name,
				dstbu ? "BOTTOM-UP" : "TOP-DOWN");
			double tStart, tTotal = 0.;  int iter = 0;
			do
			{
				tStart = GetTime();
				dst.decompressRGB(src, width, height, false);
				tTotal += GetTime() - tStart;  iter++;
			} while(tTotal < 1.);
			fprintf(stderr, "%f Mpixels/sec - ", (double)width * (double)height *
				(double)iter / 1000000. / tTotal);
			if(cmpFrame(buf, width, height, dst))
				fprintf(stderr, "FAILED!\n");
			else fprintf(stderr, "Passed.\n");
			free(buf);
		}
		fprintf(stderr, "\n");
	}
}


void usage(char **argv)