| 1 | // runs the boxblur routine and returns the time |
| 2 | int runboxblur( VSFrame frame1, VSFrame dest, |
| 3 | VSFrameInfo fi, int numruns){ |
| 4 | int start = timeOfDayinMS(); |
| 5 | int i; |
| 6 | boxblurPlanar(&dest, &frame1, 0, &fi, 15, BoxBlurColor); |
| 7 | for(i=1; i<numruns; i++){ |
| 8 | boxblurPlanar(&dest, &dest, 0, &fi, 15, BoxBlurColor); |
| 9 | } |
| 10 | int end = timeOfDayinMS(); |
| 11 | return end-start; |
| 12 | } |
| 13 | |
| 14 | |
| 15 | void test_boxblur(const TestData* testdata){ |
| 16 | int time; //, timeref; |
| 17 | int numruns=2; |
| 18 | VSFrame dest; |
| 19 | vsFrameAllocate(&dest,&testdata->fi); |
| 20 | // omp_set_dynamic( 0 ); |
| 21 | // omp_set_num_threads( 1 ); |
| 22 | fprintf(stderr,"********** boxblur speedtest:\n"); |
| 23 | time = runboxblur(testdata->frames[4], dest, testdata->fi, numruns); |
| 24 | fprintf(stderr,"***C time for %i runs: %i ms\n", numruns, time); |
| 25 | storePGMImage("boxblured.pgm", dest.data[0], testdata->fi); |
| 26 | storePGMImage("orig4.pgm", testdata->frames[4].data[0], testdata->fi); |
| 27 | // timeref=time; |
| 28 | /* omp_set_dynamic( 0 ); */ |
| 29 | /* omp_set_num_threads( 2); */ |
| 30 | /* time = runboxblur(testdata->frames[4], dest, testdata->fi, numruns); */ |
| 31 | /* fprintf(stderr,"***C (2)time for %i runs: %i ms, Speedup %f\n", numruns, time, */ |
| 32 | /* (double)timeref/time); */ |
| 33 | /* omp_set_dynamic( 1 ); */ |
| 34 | vsFrameFree(&dest); |
| 35 | } |