main(int argc, char **argv) { char *filein, *fileout; l_int32 d; BOX *box1, *box2, *box3, *box4; BOXA *boxa; PIX *pixs, *pixt1, *pixt2, *pixt3; PTA *pta; static char mainName[] = "graphicstest"; if (argc != 3) exit(ERROR_INT(" Syntax: graphicstest filein fileout", mainName, 1)); filein = argv[1]; fileout = argv[2]; if ((pixs = pixRead(filein)) == NULL) exit(ERROR_INT(" Syntax: pixs not made", mainName, 1)); d = pixGetDepth(pixs); if (d <= 8) pixt1 = pixConvertTo32(pixs); else pixt1 = pixClone(pixs); /* Paint on RGB */ pixRenderLineArb(pixt1, 450, 20, 850, 320, 5, 200, 50, 125); pixRenderLineArb(pixt1, 30, 40, 440, 40, 5, 100, 200, 25); pixRenderLineBlend(pixt1, 30, 60, 440, 70, 5, 115, 200, 120, 0.3); pixRenderLineBlend(pixt1, 30, 600, 440, 670, 9, 215, 115, 30, 0.5); pixRenderLineBlend(pixt1, 130, 700, 540, 770, 9, 255, 255, 250, 0.4); pixRenderLineBlend(pixt1, 130, 800, 540, 870, 9, 0, 0, 0, 0.4); box1 = boxCreate(70, 80, 300, 245); box2 = boxCreate(470, 180, 150, 205); box3 = boxCreate(520, 220, 160, 220); box4 = boxCreate(570, 260, 160, 220); boxa = boxaCreate(3); boxaAddBox(boxa, box2, L_INSERT); boxaAddBox(boxa, box3, L_INSERT); boxaAddBox(boxa, box4, L_INSERT); pixRenderBoxArb(pixt1, box1, 3, 200, 200, 25); pixRenderBoxaBlend(pixt1, boxa, 17, 200, 200, 25, 0.4, 1); pta = ptaCreate(5); ptaAddPt(pta, 250, 300); ptaAddPt(pta, 350, 450); ptaAddPt(pta, 400, 600); ptaAddPt(pta, 212, 512); ptaAddPt(pta, 180, 375); pixRenderPolylineBlend(pixt1, pta, 17, 25, 200, 200, 0.5, 1, 1); pixWrite(fileout, pixt1, IFF_JFIF_JPEG); pixDisplay(pixt1, 200, 200); pixDestroy(&pixs); pixDestroy(&pixt1); boxDestroy(&box1); boxaDestroy(&boxa); ptaDestroy(&pta); pixDestroy(&pixs); return 0; }
int main(int argc, char **argv) { l_int32 index; l_uint32 val32; BOX *box, *box1, *box2, *box3, *box4, *box5; BOXA *boxa; L_KERNEL *kel; PIX *pixs, *pixg, *pixb, *pixd, *pixt, *pix1, *pix2, *pix3, *pix4; PIXA *pixa; PIXCMAP *cmap; L_REGPARAMS *rp; if (regTestSetup(argc, argv, &rp)) return 1; pixa = pixaCreate(0); /* Color non-white pixels on RGB */ pixs = pixRead("lucasta-frag.jpg"); pixt = pixConvert8To32(pixs); box = boxCreate(120, 30, 200, 200); pixColorGray(pixt, box, L_PAINT_DARK, 220, 0, 0, 255); regTestWritePixAndCheck(rp, pixt, IFF_JFIF_JPEG); /* 0 */ pixaAddPix(pixa, pixt, L_COPY); pixColorGray(pixt, NULL, L_PAINT_DARK, 220, 255, 100, 100); regTestWritePixAndCheck(rp, pixt, IFF_JFIF_JPEG); /* 1 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Color non-white pixels on colormap */ pixt = pixThresholdTo4bpp(pixs, 6, 1); box = boxCreate(120, 30, 200, 200); pixColorGray(pixt, box, L_PAINT_DARK, 220, 0, 0, 255); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 2 */ pixaAddPix(pixa, pixt, L_COPY); pixColorGray(pixt, NULL, L_PAINT_DARK, 220, 255, 100, 100); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 3 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Color non-black pixels on RGB */ pixt = pixConvert8To32(pixs); box = boxCreate(120, 30, 200, 200); pixColorGray(pixt, box, L_PAINT_LIGHT, 20, 0, 0, 255); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 4 */ pixaAddPix(pixa, pixt, L_COPY); pixColorGray(pixt, NULL, L_PAINT_LIGHT, 80, 255, 100, 100); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 5 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Color non-black pixels on colormap */ pixt = pixThresholdTo4bpp(pixs, 6, 1); box = boxCreate(120, 30, 200, 200); pixColorGray(pixt, box, L_PAINT_LIGHT, 20, 0, 0, 255); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 6 */ pixaAddPix(pixa, pixt, L_COPY); pixColorGray(pixt, NULL, L_PAINT_LIGHT, 20, 255, 100, 100); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 7 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Add highlight color to RGB */ pixt = pixConvert8To32(pixs); box = boxCreate(507, 5, 385, 45); pixg = pixClipRectangle(pixs, box, NULL); pixb = pixThresholdToBinary(pixg, 180); pixInvert(pixb, pixb); pixDisplayWrite(pixb, 1); composeRGBPixel(50, 0, 250, &val32); pixPaintThroughMask(pixt, pixb, box->x, box->y, val32); boxDestroy(&box); pixDestroy(&pixg); pixDestroy(&pixb); box = boxCreate(236, 107, 262, 40); pixg = pixClipRectangle(pixs, box, NULL); pixb = pixThresholdToBinary(pixg, 180); pixInvert(pixb, pixb); composeRGBPixel(250, 0, 50, &val32); pixPaintThroughMask(pixt, pixb, box->x, box->y, val32); boxDestroy(&box); pixDestroy(&pixg); pixDestroy(&pixb); box = boxCreate(222, 208, 247, 43); pixg = pixClipRectangle(pixs, box, NULL); pixb = pixThresholdToBinary(pixg, 180); pixInvert(pixb, pixb); composeRGBPixel(60, 250, 60, &val32); pixPaintThroughMask(pixt, pixb, box->x, box->y, val32); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 8 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); pixDestroy(&pixg); pixDestroy(&pixb); /* Add highlight color to colormap */ pixt = pixThresholdTo4bpp(pixs, 5, 1); cmap = pixGetColormap(pixt); pixcmapGetIndex(cmap, 255, 255, 255, &index); box = boxCreate(507, 5, 385, 45); pixSetSelectCmap(pixt, box, index, 50, 0, 250); boxDestroy(&box); box = boxCreate(236, 107, 262, 40); pixSetSelectCmap(pixt, box, index, 250, 0, 50); boxDestroy(&box); box = boxCreate(222, 208, 247, 43); pixSetSelectCmap(pixt, box, index, 60, 250, 60); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 9 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Paint lines on RGB */ pixt = pixConvert8To32(pixs); pixRenderLineArb(pixt, 450, 20, 850, 320, 5, 200, 50, 125); pixRenderLineArb(pixt, 30, 40, 440, 40, 5, 100, 200, 25); box = boxCreate(70, 80, 300, 245); pixRenderBoxArb(pixt, box, 3, 200, 200, 25); regTestWritePixAndCheck(rp, pixt, IFF_JFIF_JPEG); /* 10 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Paint lines on colormap */ pixt = pixThresholdTo4bpp(pixs, 5, 1); pixRenderLineArb(pixt, 450, 20, 850, 320, 5, 200, 50, 125); pixRenderLineArb(pixt, 30, 40, 440, 40, 5, 100, 200, 25); box = boxCreate(70, 80, 300, 245); pixRenderBoxArb(pixt, box, 3, 200, 200, 25); regTestWritePixAndCheck(rp, pixt, IFF_PNG); /* 11 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Blend lines on RGB */ pixt = pixConvert8To32(pixs); pixRenderLineBlend(pixt, 450, 20, 850, 320, 5, 200, 50, 125, 0.35); pixRenderLineBlend(pixt, 30, 40, 440, 40, 5, 100, 200, 25, 0.35); box = boxCreate(70, 80, 300, 245); pixRenderBoxBlend(pixt, box, 3, 200, 200, 25, 0.6); regTestWritePixAndCheck(rp, pixt, IFF_JFIF_JPEG); /* 12 */ pixaAddPix(pixa, pixt, L_INSERT); boxDestroy(&box); /* Colorize gray on cmapped image. */ pix1 = pixRead("lucasta.150.jpg"); pix2 = pixThresholdTo4bpp(pix1, 7, 1); box1 = boxCreate(73, 206, 140, 27); pixColorGrayCmap(pix2, box1, L_PAINT_LIGHT, 130, 207, 43); regTestWritePixAndCheck(rp, pix2, IFF_PNG); /* 13 */ pixaAddPix(pixa, pix2, L_COPY); if (rp->display) pixPrintStreamInfo(stderr, pix2, "One box added"); box2 = boxCreate(255, 404, 197, 25); pixColorGrayCmap(pix2, box2, L_PAINT_LIGHT, 230, 67, 119); regTestWritePixAndCheck(rp, pix2, IFF_PNG); /* 14 */ pixaAddPix(pixa, pix2, L_COPY); if (rp->display) pixPrintStreamInfo(stderr, pix2, "Two boxes added"); box3 = boxCreate(122, 756, 224, 22); pixColorGrayCmap(pix2, box3, L_PAINT_DARK, 230, 67, 119); regTestWritePixAndCheck(rp, pix2, IFF_PNG); /* 15 */ pixaAddPix(pixa, pix2, L_COPY); if (rp->display) pixPrintStreamInfo(stderr, pix2, "Three boxes added"); box4 = boxCreate(11, 780, 147, 22); pixColorGrayCmap(pix2, box4, L_PAINT_LIGHT, 70, 137, 229); regTestWritePixAndCheck(rp, pix2, IFF_PNG); /* 16 */ pixaAddPix(pixa, pix2, L_COPY); if (rp->display) pixPrintStreamInfo(stderr, pix2, "Four boxes added"); box5 = boxCreate(163, 605, 78, 22); pixColorGrayCmap(pix2, box5, L_PAINT_LIGHT, 70, 137, 229); regTestWritePixAndCheck(rp, pix2, IFF_PNG); /* 17 */ pixaAddPix(pixa, pix2, L_INSERT); if (rp->display) pixPrintStreamInfo(stderr, pix2, "Five boxes added"); pixDestroy(&pix1); boxDestroy(&box1); boxDestroy(&box2); boxDestroy(&box3); boxDestroy(&box4); boxDestroy(&box5); pixDestroy(&pixs); /* Make a gray image and identify the fg pixels (val > 230) */ pixs = pixRead("feyn-fract.tif"); pix1 = pixConvertTo8(pixs, 0); kel = makeGaussianKernel(2, 2, 1.5, 1.0); pix2 = pixConvolve(pix1, kel, 8, 1); pix3 = pixThresholdToBinary(pix2, 230); boxa = pixConnComp(pix3, NULL, 8); pixDestroy(&pixs); pixDestroy(&pix1); pixDestroy(&pix3); kernelDestroy(&kel); /* Color the individual components in the gray image */ pix4 = pixColorGrayRegions(pix2, boxa, L_PAINT_DARK, 230, 255, 0, 0); regTestWritePixAndCheck(rp, pix4, IFF_PNG); /* 18 */ pixaAddPix(pixa, pix4, L_INSERT); pixDisplayWithTitle(pix4, 0, 0, NULL, rp->display); /* Threshold to 10 levels of gray */ pix3 = pixThresholdOn8bpp(pix2, 10, 1); regTestWritePixAndCheck(rp, pix3, IFF_PNG); /* 19 */ pixaAddPix(pixa, pix3, L_COPY); /* Color the individual components in the cmapped image */ pix4 = pixColorGrayRegions(pix3, boxa, L_PAINT_DARK, 230, 255, 0, 0); regTestWritePixAndCheck(rp, pix4, IFF_PNG); /* 20 */ pixaAddPix(pixa, pix4, L_INSERT); pixDisplayWithTitle(pix4, 0, 100, NULL, rp->display); boxaDestroy(&boxa); /* Color the entire gray image (not component-wise) */ pixColorGray(pix2, NULL, L_PAINT_DARK, 230, 255, 0, 0); regTestWritePixAndCheck(rp, pix2, IFF_PNG); /* 21 */ pixaAddPix(pixa, pix2, L_INSERT); /* Color the entire cmapped image (not component-wise) */ pixColorGray(pix3, NULL, L_PAINT_DARK, 230, 255, 0, 0); regTestWritePixAndCheck(rp, pix3, IFF_PNG); /* 22 */ pixaAddPix(pixa, pix3, L_INSERT); /* Reconstruct cmapped images */ pixd = ReconstructByValue(rp, "weasel2.4c.png"); regTestWritePixAndCheck(rp, pixd, IFF_PNG); /* 23 */ pixaAddPix(pixa, pixd, L_INSERT); pixd = ReconstructByValue(rp, "weasel4.11c.png"); regTestWritePixAndCheck(rp, pixd, IFF_PNG); /* 24 */ pixaAddPix(pixa, pixd, L_INSERT); pixd = ReconstructByValue(rp, "weasel8.240c.png"); regTestWritePixAndCheck(rp, pixd, IFF_PNG); /* 25 */ pixaAddPix(pixa, pixd, L_INSERT); /* Fake reconstruct cmapped images, with one color into a band */ pixd = FakeReconstructByBand(rp, "weasel2.4c.png"); regTestWritePixAndCheck(rp, pixd, IFF_PNG); /* 26 */ pixaAddPix(pixa, pixd, L_INSERT); pixd = FakeReconstructByBand(rp, "weasel4.11c.png"); regTestWritePixAndCheck(rp, pixd, IFF_PNG); /* 27 */ pixaAddPix(pixa, pixd, L_INSERT); pixd = FakeReconstructByBand(rp, "weasel8.240c.png"); regTestWritePixAndCheck(rp, pixd, IFF_PNG); /* 28 */ pixaAddPix(pixa, pixd, L_INSERT); /* If in testing mode, make a pdf */ if (rp->display) { pixaConvertToPdf(pixa, 100, 1.0, L_FLATE_ENCODE, 0, "Colorize and paint", "/tmp/lept/regout/paint.pdf"); L_INFO("Output pdf: /tmp/lept/regout/paint.pdf\n", rp->testname); } pixaDestroy(&pixa); return regTestCleanup(rp); }