Adds libjpeg-turbo to deps...

third_party/libjpeg_turbo/jpgtest.cxx

+/* Copyright (C)2004 Landmark Graphics Corporation
+ * Copyright (C)2005, 2006 Sun Microsystems, Inc.
+ * Copyright (C)2009 D. R. Commander
+ *
+ * This library is free software and may be redistributed and/or modified under
+ * the terms of the wxWindows Library License, Version 3.1 or (at your option)
+ * any later version.  The full license is in the LICENSE.txt file included
+ * with this distribution.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * wxWindows Library License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include "./bmp.h"
+#include "./rrutil.h"
+#include "./rrtimer.h"
+#include "./turbojpeg.h"
+
+#define _catch(f) {if((f)==-1) {printf("Error in %s:\n%s\n", #f, tjGetErrorStr());  goto bailout;}}
+
+int forcemmx=0, forcesse=0, forcesse2=0, forcesse3=0, fastupsample=0;
+const int _ps[BMPPIXELFORMATS]={3, 4, 3, 4, 4, 4};
+const int _flags[BMPPIXELFORMATS]={0, 0, TJ_BGR, TJ_BGR,
+        TJ_BGR|TJ_ALPHAFIRST, TJ_ALPHAFIRST};
+const int _rindex[BMPPIXELFORMATS]={0, 0, 2, 2, 3, 1};
+const int _gindex[BMPPIXELFORMATS]={1, 1, 1, 1, 2, 2};
+const int _bindex[BMPPIXELFORMATS]={2, 2, 0, 0, 1, 3};
+const char *_pfname[]={"RGB", "RGBA", "BGR", "BGRA", "ABGR", "ARGB"};
+const char *_subnamel[NUMSUBOPT]={"4:4:4", "4:2:2", "4:2:0", "GRAY"};
+const char *_subnames[NUMSUBOPT]={"444", "422", "420", "GRAY"};
+
+void printsigfig(double val, int figs)
+{
+        char format[80];
+        double _l=log10(val);  int l;
+        if(_l<0.)
+        {
+                l=(int)fabs(_l);
+                sprintf(format, "%%%d.%df", figs+l+2, figs+l);
+        }
+        else
+        {
+                l=(int)_l+1;
+                if(figs<=l) sprintf(format, "%%.0f");
+                else sprintf(format, "%%%d.%df", figs+1, figs-l);
+        }       
+        printf(format, val);
+}
+
+void dotest(unsigned char *srcbuf, int w, int h, BMPPIXELFORMAT pf, int bu,
+        int jpegsub, int qual, char *filename, int dotile, int useppm, int quiet)
+{
+        char tempstr[1024];
+        FILE *outfile;  tjhandle hnd;
+        unsigned char **jpegbuf=NULL, *rgbbuf=NULL;
+        rrtimer timer; double elapsed;
+        int jpgbufsize=0, i, j, tilesizex, tilesizey, numtilesx, numtilesy, ITER;
+        unsigned long *comptilesize=NULL;
+        int flags=(forcemmx?TJ_FORCEMMX:0)|(forcesse?TJ_FORCESSE:0)
+                |(forcesse2?TJ_FORCESSE2:0)|(forcesse3?TJ_FORCESSE3:0)
+                |(fastupsample?TJ_FASTUPSAMPLE:0);
+        int ps=_ps[pf];
+        int pitch=w*ps;
+
+        flags |= _flags[pf];
+        if(bu) flags |= TJ_BOTTOMUP;
+
+        if((rgbbuf=(unsigned char *)malloc(pitch*h)) == NULL)
+        {
+                puts("ERROR: Could not allocate image buffer.");
+                exit(1);
+        }
+
+        if(!quiet) printf("\n>>>>>  %s (%s) <--> JPEG %s Q%d  <<<<<\n", _pfname[pf],
+                bu?"Bottom-up":"Top-down", _subnamel[jpegsub], qual);
+        if(dotile) {tilesizex=tilesizey=4;}  else {tilesizex=w;  tilesizey=h;}
+
+        do
+        {
+                tilesizex*=2;  if(tilesizex>w) tilesizex=w;
+                tilesizey*=2;  if(tilesizey>h) tilesizey=h;
+                numtilesx=(w+tilesizex-1)/tilesizex;
+                numtilesy=(h+tilesizey-1)/tilesizey;
+                if((comptilesize=(unsigned long *)malloc(sizeof(unsigned long)*numtilesx*numtilesy)) == NULL
+                || (jpegbuf=(unsigned char **)malloc(sizeof(unsigned char *)*numtilesx*numtilesy)) == NULL)
+                {
+                        puts("ERROR: Could not allocate image buffers.");
+                        goto bailout;
+                }
+                memset(jpegbuf, 0, sizeof(unsigned char *)*numtilesx*numtilesy);
+                for(i=0; i<numtilesx*numtilesy; i++)
+                {
+                        if((jpegbuf[i]=(unsigned char *)malloc(TJBUFSIZE(tilesizex, tilesizey))) == NULL)
+                        {
+                                puts("ERROR: Could not allocate image buffers.");
+                                goto bailout;
+                        }
+                }
+
+                // Compression test
+                if(quiet) printf("%s\t%s\t%s\t%d\t",  _pfname[pf], bu?"BU":"TD",
+                        _subnamel[jpegsub], qual);
+                for(i=0; i<h; i++) memcpy(&rgbbuf[pitch*i], &srcbuf[w*ps*i], w*ps);
+                if((hnd=tjInitCompress())==NULL)
+                {
+                        printf("Error in tjInitCompress():\n%s\n", tjGetErrorStr());
+                        goto bailout;
+                }
+                _catch(tjCompress(hnd, rgbbuf, tilesizex, pitch, tilesizey, ps,
+                        jpegbuf[0], &comptilesize[0], jpegsub, qual, flags));
+                ITER=0;
+                timer.start();
+                do
+                {
+                        jpgbufsize=0;  int tilen=0;
+                        for(i=0; i<h; i+=tilesizey)
+                        {
+                                for(j=0; j<w; j+=tilesizex)
+                                {
+                                        int tempw=min(tilesizex, w-j), temph=min(tilesizey, h-i);
+                                        _catch(tjCompress(hnd, &rgbbuf[pitch*i+j*ps], tempw, pitch,
+                                                temph, ps, jpegbuf[tilen], &comptilesize[tilen], jpegsub, qual,
+                                                flags));
+                                        jpgbufsize+=comptilesize[tilen];
+                                        tilen++;
+                                }
+                        }
+                        ITER++;
+                } while((elapsed=timer.elapsed())<5.);
+                _catch(tjDestroy(hnd));
+                if(quiet)
+                {
+                        if(tilesizex==w && tilesizey==h) printf("Full     \t");
+                        else printf("%-4d %-4d\t", tilesizex, tilesizey);
+                        printsigfig((double)(w*h)/1000000.*(double)ITER/elapsed, 4);
+                        printf("\t");
+                        printsigfig((double)(w*h*ps)/(double)jpgbufsize, 4);
+                        printf("\t");
+                }
+                else
+                {
+                        if(tilesizex==w && tilesizey==h) printf("\nFull image\n");
+                        else printf("\nTile size: %d x %d\n", tilesizex, tilesizey);
+                        printf("C--> Frame rate:           %f fps\n", (double)ITER/elapsed);
+                        printf("     Output image size:    %d bytes\n", jpgbufsize);
+                        printf("     Compression ratio:    %f:1\n",
+                                (double)(w*h*ps)/(double)jpgbufsize);
+                        printf("     Source throughput:    %f Megapixels/sec\n",
+                                (double)(w*h)/1000000.*(double)ITER/elapsed);
+                        printf("     Output bit stream:    %f Megabits/sec\n",
+                                (double)jpgbufsize*8./1000000.*(double)ITER/elapsed);
+                }
+                if(tilesizex==w && tilesizey==h)
+                {
+                        sprintf(tempstr, "%s_%sQ%d.jpg", filename, _subnames[jpegsub], qual);
+                        if((outfile=fopen(tempstr, "wb"))==NULL)
+                        {
+                                puts("ERROR: Could not open reference image");
+                                exit(1);
+                        }
+                        if(fwrite(jpegbuf[0], jpgbufsize, 1, outfile)!=1)
+                        {
+                                puts("ERROR: Could not write reference image");
+                                exit(1);
+                        }
+                        fclose(outfile);
+                        if(!quiet) printf("Reference image written to %s\n", tempstr);
+                }
+
+                // Decompression test
+                memset(rgbbuf, 127, pitch*h);  // Grey image means decompressor did nothing
+                if((hnd=tjInitDecompress())==NULL)
+                {
+                        printf("Error in tjInitDecompress():\n%s\n", tjGetErrorStr());
+                        goto bailout;
+                }
+                _catch(tjDecompress(hnd, jpegbuf[0], jpgbufsize, rgbbuf, tilesizex, pitch,
+                        tilesizey, ps, flags));
+                ITER=0;
+                timer.start();
+                do
+                {
+                        int tilen=0;
+                        for(i=0; i<h; i+=tilesizey)
+                        {
+                                for(j=0; j<w; j+=tilesizex)
+                                {
+                                        int tempw=min(tilesizex, w-j), temph=min(tilesizey, h-i);
+                                        _catch(tjDecompress(hnd, jpegbuf[tilen], comptilesize[tilen],
+                                                &rgbbuf[pitch*i+ps*j], tempw, pitch, temph, ps, flags));
+                                        tilen++;
+                                }
+                        }
+                        ITER++;
+                }       while((elapsed=timer.elapsed())<5.);
+                _catch(tjDestroy(hnd));
+                if(quiet)
+                {
+                        printsigfig((double)(w*h)/1000000.*(double)ITER/elapsed, 4);
+                        printf("\n");
+                }
+                else
+                {
+                        printf("D--> Frame rate:           %f fps\n", (double)ITER/elapsed);
+                        printf("     Dest. throughput:     %f Megapixels/sec\n",
+                                (double)(w*h)/1000000.*(double)ITER/elapsed);
+                }
+                if(tilesizex==w && tilesizey==h)
+                        sprintf(tempstr, "%s_%sQ%d_full.%s", filename, _subnames[jpegsub], qual,
+                                useppm?"ppm":"bmp");
+                else sprintf(tempstr, "%s_%sQ%d_%dx%d.%s", filename, _subnames[jpegsub],
+                        qual, tilesizex, tilesizey, useppm?"ppm":"bmp");
+                if(savebmp(tempstr, rgbbuf, w, h, pf, pitch, bu)==-1)
+                {
+                        printf("ERROR saving bitmap: %s\n", bmpgeterr());
+                        goto bailout;
+                }
+                sprintf(strrchr(tempstr, '.'), "-err.%s", useppm?"ppm":"bmp");
+                if(!quiet)
+                        printf("Computing compression error and saving to %s.\n", tempstr);
+                if(jpegsub==TJ_GRAYSCALE)
+                {
+                        for(j=0; j<h; j++)
+                        {
+                                for(i=0; i<w*ps; i+=ps)
+                                {
+                                        int y=(int)((double)srcbuf[w*ps*j+i+_rindex[pf]]*0.299
+                                                + (double)srcbuf[w*ps*j+i+_gindex[pf]]*0.587
+                                                + (double)srcbuf[w*ps*j+i+_bindex[pf]]*0.114 + 0.5);
+                                        if(y>255) y=255;  if(y<0) y=0;
+                                        rgbbuf[pitch*j+i+_rindex[pf]]=abs(rgbbuf[pitch*j+i+_rindex[pf]]-y);
+                                        rgbbuf[pitch*j+i+_gindex[pf]]=abs(rgbbuf[pitch*j+i+_gindex[pf]]-y);
+                                        rgbbuf[pitch*j+i+_bindex[pf]]=abs(rgbbuf[pitch*j+i+_bindex[pf]]-y);
+                                }
+                        }
+                }               
+                else
+                {
+                        for(j=0; j<h; j++) for(i=0; i<w*ps; i++)
+                                rgbbuf[pitch*j+i]=abs(rgbbuf[pitch*j+i]-srcbuf[w*ps*j+i]);
+                }
+                if(savebmp(tempstr, rgbbuf, w, h, pf, pitch, bu)==-1)
+                {
+                        printf("ERROR saving bitmap: %s\n", bmpgeterr());
+                        goto bailout;
+                }
+
+                // Cleanup
+                if(jpegbuf)
+                {
+                        for(i=0; i<numtilesx*numtilesy; i++)
+                                {if(jpegbuf[i]) free(jpegbuf[i]);  jpegbuf[i]=NULL;}
+                        free(jpegbuf);  jpegbuf=NULL;
+                }
+                if(comptilesize) {free(comptilesize);  comptilesize=NULL;}
+        } while(tilesizex<w || tilesizey<h);
+
+        if(rgbbuf) {free(rgbbuf);  rgbbuf=NULL;}
+        return;
+
+        bailout:
+        if(jpegbuf)
+        {
+                for(i=0; i<numtilesx*numtilesy; i++)
+                        {if(jpegbuf[i]) free(jpegbuf[i]);  jpegbuf[i]=NULL;}
+                free(jpegbuf);  jpegbuf=NULL;
+        }
+        if(comptilesize) {free(comptilesize);  comptilesize=NULL;}
+        if(rgbbuf) {free(rgbbuf);  rgbbuf=NULL;}
+        return;
+}
+
+
+int main(int argc, char *argv[])
+{
+        unsigned char *bmpbuf=NULL;  int w, h, i, useppm=0;
+        int qual, dotile=0, quiet=0, hiqual=-1;  char *temp;
+        BMPPIXELFORMAT pf=BMP_BGR;
+        int bu=0;
+
+        printf("\n");
+
+        if(argc<3)
+        {
+                printf("USAGE: %s <Inputfile (BMP|PPM)> <%% Quality>\n\n", argv[0]);
+                printf("       [-tile]\n");
+                printf("       Test performance of the codec when the image is encoded\n");
+                printf("       as separate tiles of varying sizes.\n\n");
+                printf("       [-forcemmx] [-forcesse] [-forcesse2] [-forcesse3]\n");
+                printf("       Force MMX, SSE, or SSE2 code paths in Intel codec\n\n");
+                printf("       [-rgb | -bgr | -rgba | -bgra | -abgr | -argb]\n");
+                printf("       Test the specified color conversion path in the codec (default: BGR)\n\n");
+                printf("       [-fastupsample]\n");
+                printf("       Use fast, inaccurate upsampling code to perform 4:2:2 and 4:2:0\n");
+                printf("       YUV decoding in libjpeg decompressor\n\n");
+                printf("       [-quiet]\n");
+                printf("       Output in tabular rather than verbose format\n\n");
+                printf("       NOTE: If the quality is specified as a range, i.e. 90-100, a separate\n");
+                printf("       test will be performed for all quality values in the range.\n");
+                exit(1);
+        }
+        if((qual=atoi(argv[2]))<1 || qual>100)
+        {
+                puts("ERROR: Quality must be between 1 and 100.");
+                exit(1);
+        }
+        if((temp=strchr(argv[2], '-'))!=NULL && strlen(temp)>1
+                && sscanf(&temp[1], "%d", &hiqual)==1 && hiqual>qual && hiqual>=1
+                && hiqual<=100) {}
+        else hiqual=qual;
+
+        if(argc>3)
+        {
+                for(i=3; i<argc; i++)
+                {
+                        if(!stricmp(argv[i], "-tile")) dotile=1;
+                        if(!stricmp(argv[i], "-forcesse3"))
+                        {
+                                printf("Using SSE3 code\n");
+                                forcesse3=1;
+                        }
+                        if(!stricmp(argv[i], "-forcesse2"))
+                        {
+                                printf("Using SSE2 code\n");
+                                forcesse2=1;
+                        }
+                        if(!stricmp(argv[i], "-forcesse"))
+                        {
+                                printf("Using SSE code\n");
+                                forcesse=1;
+                        }
+                        if(!stricmp(argv[i], "-forcemmx"))
+                        {
+                                printf("Using MMX code\n");
+                                forcemmx=1;
+                        }
+                        if(!stricmp(argv[i], "-fastupsample"))
+                        {
+                                printf("Using fast upsampling code\n");
+                                fastupsample=1;
+                        }
+                        if(!stricmp(argv[i], "-rgb")) pf=BMP_RGB;
+                        if(!stricmp(argv[i], "-rgba")) pf=BMP_RGBA;
+                        if(!stricmp(argv[i], "-bgr")) pf=BMP_BGR;
+                        if(!stricmp(argv[i], "-bgra")) pf=BMP_BGRA;
+                        if(!stricmp(argv[i], "-abgr")) pf=BMP_ABGR;
+                        if(!stricmp(argv[i], "-argb")) pf=BMP_ARGB;
+                        if(!stricmp(argv[i], "-bottomup")) bu=1;
+                        if(!stricmp(argv[i], "-quiet")) quiet=1;
+                }
+        }
+
+        if(loadbmp(argv[1], &bmpbuf, &w, &h, pf, 1, bu)==-1)
+        {
+                printf("ERROR loading bitmap: %s\n", bmpgeterr());  exit(1);
+        }
+
+        temp=strrchr(argv[1], '.');
+        if(temp!=NULL)
+        {
+                if(!stricmp(temp, ".ppm")) useppm=1;
+                *temp='\0';
+        }
+
+        if(quiet)
+        {
+                printf("All performance values in Mpixels/sec\n\n");
+                printf("Bitmap\tBitmap\tJPEG\tJPEG\tTile Size\tCompr\tCompr\tDecomp\n");
+                printf("Format\tOrder\tFormat\tQual\t X    Y  \tPerf \tRatio\tPerf\n\n");
+        }
+
+        for(i=hiqual; i>=qual; i--)
+                dotest(bmpbuf, w, h, pf, bu, TJ_GRAYSCALE, i, argv[1], dotile, useppm, quiet);
+        if(quiet) printf("\n");
+        for(i=hiqual; i>=qual; i--)
+                dotest(bmpbuf, w, h, pf, bu, TJ_420, i, argv[1], dotile, useppm, quiet);
+        if(quiet) printf("\n");
+        for(i=hiqual; i>=qual; i--)
+                dotest(bmpbuf, w, h, pf, bu, TJ_422, i, argv[1], dotile, useppm, quiet);
+        if(quiet) printf("\n");
+        for(i=hiqual; i>=qual; i--)
+                dotest(bmpbuf, w, h, pf, bu, TJ_444, i, argv[1], dotile, useppm, quiet);
+
+        if(bmpbuf) free(bmpbuf);
+        return 0;
+}