int main(int argc, char *argv[]) {
char input[] = "input.bmp";
char output[] = "blur.bmp";
BMP bmp, blurbmp;
bmpLoad(&bmp, input);
blurbmp = bmp;
blur(&bmp, &blurbmp);
bmpSave(&blurbmp, output);
return 0;
}
void saveImages()
{
BMP bmpTemp;
int i, j;
bmpTemp = bmpFiles[0];
for(i = 0; i < numFilter; i++){
for(j = 0; j < numInput; j++){
bmpTemp.data = results[i][j];
bmpSave(&bmpTemp, outputNames[i][j]);
}
}
}
int main(int argc, char *argv[]) {
char openfile[] = "./pictures/01.bmp";
#if defined(VERSION1)
const char savefile[] = "./pictures/01_version1.bmp";
#elif defined(VERSION2)
const char savefile[] = "./pictures/01_version2.bmp";
#elif defined(VERSION3)
const char savefile[] = "./pictures/01_version3.bmp";
#elif defined(VERSION4)
const char savefile[] = "./pictures/01_version4.bmp";
#elif defined(VERSION5)
const char savefile[] = "./pictures/01_version5.bmp";
#elif defined(VERSION6)
const char savefile[] = "./pictures/01_version6.bmp";
#else
const char savefile[] = "./pictures/01_after.bmp";
#endif
BMP *bmp = (BMP*) malloc(sizeof(BMP));
clock_t start = 0;
clock_t end = 0;
int loop = 50;
int i;
/* Load the image and print the infomation */
bmpLoad(bmp, openfile);
long stride = bmp->width * 4;
// bmpPrint(bmp);
/* RGBA to BW */
printf("RGBA to BW is in progress....\n");
#if defined(ORIGIN)
printf("[Original version]\n");
start = clock();
for(i = 0; i < loop; i++){
rgbaToBw(bmp->data, bmp->width, bmp->height, stride);
}
end = clock();
#endif
#if defined(VERSION1)
printf("[Version 1 : using RGB table]\n");
generateRGBTable();
start = clock();
for(i = 0; i < loop; i++){
rgbaToBw_v1(bmp->data, bmp->width, bmp->height, stride);
}
end = clock();
bmpCalcSNR("./pictures/01_after.bmp", bmp, bmp->width, bmp->height, stride);
#endif
#if defined(VERSION2)
printf("[Version 2 : using pointer]\n");
start = clock();
for(i = 0; i < loop; i++){
rgbaToBw_v2(bmp->data, bmp->width, bmp->height, stride);
}
end = clock();
bmpCalcSNR("./pictures/01_after.bmp", bmp, bmp->width, bmp->height, stride);
#endif
#if defined(VERSION3)
printf("[Version 3] : versoin1 + versoin2`\n");
generateRGBTable();
start = clock();
for(i = 0; i < loop; i++){
rgbaToBw_v3(bmp->data, bmp->width, bmp->height, stride);
}
end = clock();
bmpCalcSNR("./pictures/01_after.bmp", bmp, bmp->width, bmp->height, stride);
#endif
#if defined(VERSION4)
printf("[Version 4] : NEON\n");
start = clock();
for(i = 0; i < loop; i++){
rgbaToBw_v4(bmp->data, bmp->width, bmp->height, stride);
}
end = clock();
bmpCalcSNR("./pictures/01_after.bmp", bmp, bmp->width, bmp->height, stride);
#endif
#if defined(VERSION5)
printf("[Version 4] : NEON (unroll loop + PLD)\n");
start = clock();
for(i = 0; i < loop; i++){
rgbaToBw_v5(bmp->data, bmp->width, bmp->height, stride);
}
end = clock();
bmpCalcSNR("./pictures/01_after.bmp", bmp, bmp->width, bmp->height, stride);
#endif
printf("Execution time of rgbaToBw() : %lf \n", ((double) (end - start)) / CLOCKS_PER_SEC / loop);
bmpSave(bmp, savefile);
bmpFreeBuf(bmp);
free(bmp);
return 0;
}
