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//***************************************************************************************/ // // File name: FoodInspectionMango.cpp // Location: See Matrox Example Launcher in the MIL Control Center // // // Synopsis: This program contains an example of mango food inspection using the color module. // See the PrintHeader() function below for detailed description. // // Copyright (C) Matrox Electronic Systems Ltd., 1992-2016. // All Rights Reserved #include <mil.h> //**************************************************************************** // Example description. //**************************************************************************** void PrintHeader() { MosPrintf(MIL_TEXT("[EXAMPLE NAME]\n") MIL_TEXT("FoodInspectionMango\n\n") MIL_TEXT("[SYNOPSIS]\n") MIL_TEXT("This example shows how to determine the ripeness of a mango using color\n") MIL_TEXT("matching. In the example, a mango is considered ripe when the area of the\n") MIL_TEXT("pixels that matched with the green sample is less than a certain percentage\n") MIL_TEXT("of the total matching area of the mango.\n\n") MIL_TEXT("[MODULES USED]\n") MIL_TEXT("Modules used: Application, system, image processing, color\n\n") MIL_TEXT("Press <Enter> to continue.\n\n")); MosGetch(); } // Paths definitions. #define EXAMPLE_IMAGE_PATH M_IMAGE_PATH MIL_TEXT("FoodInspectionMango/") static const MIL_INT NB_IMAGES = 10; static MIL_CONST_TEXT_PTR NUMBERED_IMAGE_FILE_NAME = EXAMPLE_IMAGE_PATH MIL_TEXT("Mango_%i.jpg"); static MIL_CONST_TEXT_PTR COLOR_CONTEXT_PATH = EXAMPLE_IMAGE_PATH MIL_TEXT("MangoColor.mcol"); // Color samples informations. static const MIL_INT NB_COLOR_SAMPLES = 5; static MIL_CONST_TEXT_PTR SAMPLE_STRING[NB_COLOR_SAMPLES] = { MIL_TEXT("Dark Red"), MIL_TEXT("Bright Red"), MIL_TEXT("Yellow"), MIL_TEXT("Orange"), MIL_TEXT("Green") }; static const MIL_INT GREEN_INDEX = 4; // Constants. static const MIL_INT NB_ERODE_ITER = 10; static const MIL_DOUBLE GREEN_THRESHOLD = 30; static const MIL_INT PASS_FAIL_OFFSET = 30; // Result table parameters. static const MIL_INT COLUMN_WIDTH = 16; // Functions declarations. void DrawSample(MIL_ID MilColContext, MIL_ID MilDest, MIL_UINT SampleIdx, MIL_INT OffsetX, MIL_INT OffsetY, MIL_INT SamplePatchSize); void PrintResultTable(MIL_DOUBLE SamplesScores[NB_COLOR_SAMPLES]); //***************************************************************************** // Main. //***************************************************************************** int MosMain(void) { // Allocate MIL objects. MIL_ID MilApplication = MappAlloc(M_NULL, M_DEFAULT, &MilApplication); MIL_ID MilSystem = MsysAlloc(M_DEFAULT, M_SYSTEM_HOST, M_DEFAULT, M_DEFAULT, &MilSystem); MIL_ID MilDisplay = MdispAlloc(MilSystem, M_DEFAULT, MIL_TEXT("M_DEFAULT"), M_WINDOWED, &MilDisplay); // Allocate a graphic list and associate it with the display. MIL_ID MilGraList = MgraAllocList(MilSystem, M_DEFAULT, M_NULL); MdispControl(MilDisplay, M_ASSOCIATED_GRAPHIC_LIST_ID, MilGraList); // Restore the color matching context and allocate a color result. MIL_ID MilColContext = McolRestore(COLOR_CONTEXT_PATH, MilSystem, M_DEFAULT, M_NULL); MIL_ID MilColResult = McolAllocResult(MilSystem, M_DEFAULT, M_DEFAULT, M_NULL); // Preprocess the color context. McolPreprocess(MilColContext, M_DEFAULT); MosPrintf(MIL_TEXT("FOOD INSPECTION MANGO:\n")); MosPrintf(MIL_TEXT("---------------------------------------\n\n")); // Print the header. PrintHeader(); // Get the size of the images. MIL_TEXT_CHAR ImageFilePath[512]; MosSprintf(ImageFilePath, 512, NUMBERED_IMAGE_FILE_NAME, 0); MIL_INT ImageSizeX = MbufDiskInquire(ImageFilePath, M_SIZE_X, M_NULL); MIL_INT ImageSizeY = MbufDiskInquire(ImageFilePath, M_SIZE_Y, M_NULL); // Allocate the display image and the child for the image. MIL_INT SamplePatchSize = ImageSizeY / NB_COLOR_SAMPLES; MIL_ID MilDisplayImage = MbufAllocColor(MilSystem, 3, 2*ImageSizeX + SamplePatchSize, ImageSizeY, 8+M_UNSIGNED, M_IMAGE+M_PROC+M_DISP, M_NULL); MIL_ID MilInspectionImage = MbufChild2d(MilDisplayImage, 0, 0, ImageSizeX, ImageSizeY, M_NULL); MIL_ID MilInspectionBlue = MbufChildColor2d(MilInspectionImage, M_BLUE, 1, 1, ImageSizeX-2, ImageSizeY-2, M_NULL); MIL_ID MilResultImage = MbufChild2d(MilDisplayImage, ImageSizeX, 0, ImageSizeX, ImageSizeY, M_NULL); // Restore the initial inspection image and clear the result image. MbufLoad(ImageFilePath, MilInspectionImage); MbufClear(MilResultImage, 0); // Allocate the binary and area image. MIL_ID MilBinaryImage = MbufAlloc2d(MilSystem, ImageSizeX, ImageSizeY, 1+M_UNSIGNED, M_IMAGE+M_PROC, M_NULL); MIL_ID MilBinaryChild = MbufChild2d(MilBinaryImage, 1, 1, ImageSizeX-2, ImageSizeY-2, M_NULL); MIL_ID MilAreaImage = MbufAlloc2d(MilSystem, ImageSizeX, ImageSizeY, 1+M_UNSIGNED, M_IMAGE+M_PROC, M_NULL); // Set the horizontal text alignment. MgraControl(M_DEFAULT, M_TEXT_ALIGN_HORIZONTAL, M_CENTER); // Draw the title of the images in the graphic list. MgraColor(M_DEFAULT, M_COLOR_RED); MgraFont(M_DEFAULT, M_FONT_DEFAULT_MEDIUM); MgraText(M_DEFAULT, MilGraList, ImageSizeX / 2, 5, MIL_TEXT("Inspection Image")); MgraText(M_DEFAULT, MilGraList, 3*ImageSizeX / 2, 5, MIL_TEXT("Result Image")); // Draw the color sample in the display image. MIL_UINT SampleIdx; MIL_INT OffsetY = 0; MgraControl(M_DEFAULT, M_TEXT_ALIGN_VERTICAL, M_CENTER); MgraControl(M_DEFAULT, M_BACKGROUND_MODE, M_TRANSPARENT); MgraFont (M_DEFAULT, M_FONT_DEFAULT_SMALL); for(SampleIdx = 0; SampleIdx < NB_COLOR_SAMPLES-1; SampleIdx++, OffsetY += SamplePatchSize) { DrawSample(MilColContext, MilDisplayImage, SampleIdx, 2*ImageSizeX, OffsetY, SamplePatchSize); } DrawSample(MilColContext, MilDisplayImage, SampleIdx, 2*ImageSizeX, OffsetY, ImageSizeY - OffsetY); MgraControl(M_DEFAULT, M_BACKGROUND_MODE, M_OPAQUE); // Select the image on the display. MdispSelect(MilDisplay, MilDisplayImage); // Pause to show the samples. MosPrintf(MIL_TEXT("The average colors of the samples used to qualify the\n") MIL_TEXT("ripeness of the mangos are displayed. The maximum green\n") MIL_TEXT("area allowed for a mango to pass is set at %.2f%%.\n") MIL_TEXT("We will now proceed to qualify some mangos.\n\n") MIL_TEXT("Press <Enter> to continue.\n\n"), GREEN_THRESHOLD); MosGetch(); // Set the text alignment for the pass fail. MgraControl(M_DEFAULT, M_TEXT_ALIGN_HORIZONTAL, M_RIGHT); MgraControl(M_DEFAULT, M_TEXT_ALIGN_VERTICAL, M_BOTTOM); MgraFont (M_DEFAULT, M_FONT_DEFAULT_LARGE); for(MIL_UINT ImageIdx = 0; ImageIdx < NB_IMAGES; ImageIdx++) { // Disable the display updates. MdispControl(MilDisplay, M_UPDATE, M_DISABLE); // Clear the result image. MbufClear(MilResultImage, 0); // Restore the image. MosSprintf(ImageFilePath, 512, NUMBERED_IMAGE_FILE_NAME, (int)ImageIdx); MbufLoad(ImageFilePath, MilInspectionImage); // Print a message. MosPrintf(MIL_TEXT("Inspecting mango image %i\n\n"), (int)ImageIdx); // Create the area image by binarizing the blue band. Use a child to have a black border // around the processed image thus not having to manage the overscan. MimBinarize(MilInspectionBlue, MilBinaryChild, M_BIMODAL+M_LESS, M_NULL, M_NULL); // An erosion is done to remove the border of the blob whose color is not as reliable. MimErode(MilBinaryImage, MilAreaImage, NB_ERODE_ITER, M_BINARY); // Match the color samples. McolMatch(MilColContext, MilInspectionImage, M_DEFAULT, MilAreaImage, MilColResult, M_DEFAULT); // Get the score of the samples. MIL_DOUBLE SamplesScores[NB_COLOR_SAMPLES]; McolGetResult(MilColResult, M_DEFAULT, M_ALL, M_SCORE, SamplesScores); // Draw the result of the color matching. McolDraw(M_DEFAULT, MilColResult, MilResultImage, M_DRAW_PIXEL_MATCH_USING_COLOR, M_DEFAULT, M_DEFAULT, M_DEFAULT); // Draw the status. bool IsNotRipe = SamplesScores[GREEN_INDEX] > GREEN_THRESHOLD; MgraColor(M_DEFAULT, IsNotRipe ? M_COLOR_RED : M_COLOR_GREEN); MgraText(M_DEFAULT, MilDisplayImage, 2*ImageSizeX - PASS_FAIL_OFFSET, ImageSizeY - PASS_FAIL_OFFSET, IsNotRipe ? MIL_TEXT("FAIL") : MIL_TEXT("PASS")); // Enable the display updates. MdispControl(MilDisplay, M_UPDATE, M_ENABLE); // Print the scores of the samples. PrintResultTable(SamplesScores); // Print the status of the mango. MosPrintf(MIL_TEXT("Mango ripeness : %s\n\n"), IsNotRipe ? MIL_TEXT("FAIL") : MIL_TEXT("PASS")); MosPrintf(MIL_TEXT("Press <Enter> to continue.\n\n")); MosGetch(); } // Free the images. MbufFree(MilBinaryChild); MbufFree(MilBinaryImage); MbufFree(MilAreaImage); MbufFree(MilResultImage); MbufFree(MilInspectionBlue); MbufFree(MilInspectionImage); MbufFree(MilDisplayImage); // Free color. McolFree(MilColResult); McolFree(MilColContext); // Free the graphic list. MgraFree(MilGraList); // Free MIL objects. MdispFree(MilDisplay); MsysFree(MilSystem); MappFree(MilApplication); return 0; } //***************************************************************************** // Function to draw a patch of the average value of a color matching sample. //***************************************************************************** void DrawSample(MIL_ID MilColContext, MIL_ID MilDest, MIL_UINT SampleIdx, MIL_INT OffsetX, MIL_INT OffsetY, MIL_INT SamplePatchSize) { MIL_INT SampleColorR = McolInquire(MilColContext, M_SAMPLE_INDEX(SampleIdx), M_SAMPLE_AVERAGE_COLOR_BAND_0, M_NULL); MIL_INT SampleColorG = McolInquire(MilColContext, M_SAMPLE_INDEX(SampleIdx), M_SAMPLE_AVERAGE_COLOR_BAND_1, M_NULL); MIL_INT SampleColorB = McolInquire(MilColContext, M_SAMPLE_INDEX(SampleIdx), M_SAMPLE_AVERAGE_COLOR_BAND_2, M_NULL); MgraColor(M_DEFAULT, M_RGB888(SampleColorR, SampleColorG, SampleColorB)); MgraRectAngle(M_DEFAULT, MilDest, OffsetX, OffsetY, SamplePatchSize, SamplePatchSize, 0, M_CORNER_AND_DIMENSION+M_FILLED); MgraColor(M_DEFAULT, M_COLOR_BLACK); MgraText(M_DEFAULT, MilDest, OffsetX + SamplePatchSize/2, OffsetY + SamplePatchSize/2, SAMPLE_STRING[SampleIdx]); } //***************************************************************************** // Function to print a table of the samples matching scores. //***************************************************************************** void PrintResultTable(MIL_DOUBLE SamplesScores[NB_COLOR_SAMPLES]) { MosPrintf(MIL_TEXT("+----------------+----------------+----------------+\n") MIL_TEXT("| Sample Index | Sample Tag | Score(%%) |\n")); for(MIL_INT SampleIdx = 0; SampleIdx < NB_COLOR_SAMPLES; SampleIdx++) { MosPrintf(MIL_TEXT("+----------------+----------------+----------------+\n") MIL_TEXT("|%*i|%*s|%*.2f|\n"), COLUMN_WIDTH, (int)SampleIdx, COLUMN_WIDTH, SAMPLE_STRING[SampleIdx], COLUMN_WIDTH, SamplesScores[SampleIdx]); } MosPrintf(MIL_TEXT("+----------------+----------------+----------------+\n\n")); }