/*********************************************************************//*! * @brief Initialize framework and system parameters * * @param s Pointer to the system state *//*********************************************************************/ void initSystem(struct SYSTEM *s) { OscCreate(&s->hFramework); /******* Load the framework module dependencies. **********/ OscLoadDependencies(s->hFramework, deps, sizeof(deps)/sizeof(struct OSC_DEPENDENCY)); OscLogSetConsoleLogLevel(WARN); OscLogSetFileLogLevel(WARN); #if defined(OSC_HOST) /* Setup file name reader (for host compiled version); read constant image */ OscFrdCreate(s->hFramework); OscFrdCreateConstantReader(&s->hFileNameReader, "EAN13Example.bmp"); OscCamSetFileNameReader(s->hFileNameReader); #endif /* Configure camera */ OscCamPresetRegs(); /* Set AGC and AEC */ OscCamSetRegisterValue(REG_AEC_AGC_ENABLE, 0x3); /* Turn on continuous capture for this application. */ OscCamSetRegisterValue(CAM_REG_CHIP_CONTROL, 0x388); /* Set the undocumented reserved almighty Micron register to the "optimal" value. */ OscCamSetRegisterValue(CAM_REG_RESERVED_0x20, 0x3d5); OscCamSetAreaOfInterest(0, 0, OSC_CAM_MAX_IMAGE_WIDTH, OSC_CAM_MAX_IMAGE_HEIGHT); OscCamSetupPerspective(OSC_CAM_PERSPECTIVE_180DEG_ROTATE); OscCamSetFrameBuffer(0, OSC_CAM_MAX_IMAGE_WIDTH * OSC_CAM_MAX_IMAGE_HEIGHT, s->frameBuffer1, TRUE); OscCamSetFrameBuffer(1, OSC_CAM_MAX_IMAGE_WIDTH * OSC_CAM_MAX_IMAGE_HEIGHT, s->frameBuffer2, TRUE); s->doubleBufferIDs[0] = 0; s->doubleBufferIDs[1] = 1; OscCamCreateMultiBuffer(2, s->doubleBufferIDs); OscCamSetupCapture(OSC_CAM_MULTI_BUFFER); } /* initSystem */
bool Camera::createBuffers(uint8 bufferSize) { this->bufferSize = bufferSize; for(int i = 0; i < bufferSize; i++) { // create a new buffer this->buffer = new uint8[bufferSize * this->aoi.height * this->aoi.width]; // setting frame buffer this->lastError = OscCamSetFrameBuffer(i, this->aoi.width * this->aoi.height, this->buffer, true); // error handling if(this->lastError != SUCCESS) return false; } // handle multiple buffers if(bufferSize > 1) { this->bufferIds = new uint8[bufferSize]; // create an array of buffer ids for(int j = 0; j < bufferSize; j++) { this->bufferIds[j] = j; } // setting to oscar this->lastError = OscCamCreateMultiBuffer(bufferSize, this->bufferIds); // error handling if(this->lastError != SUCCESS) return false; } // store multi buffer information this->isMultiBuffered = bufferSize > 1; return true; }
/*********************************************************************//*! * @brief Initialize everything so the application is fully operable * after a call to this function. * * @return SUCCESS or an appropriate error code. *//*********************************************************************/ static OSC_ERR init(const int argc, const char * argv[]) { OSC_ERR err = SUCCESS; uint8 multiBufferIds[2] = {0, 1}; memset(&data, 0, sizeof(struct TEMPLATE)); /******* Create the framework **********/ err = OscCreate(&data.hFramework); if (err < 0) { fprintf(stderr, "%s: Unable to create framework.\n", __func__); return err; } /******* Load the framework module dependencies. **********/ err = OscLoadDependencies(data.hFramework, deps, sizeof(deps)/sizeof(struct OSC_DEPENDENCY)); if (err != SUCCESS) { fprintf(stderr, "%s: ERROR: Unable to load dependencies! (%d)\n", __func__, err); goto dep_err; } /********* Seed the random generator *************/ srand(OscSupCycGet()); #if defined(OSC_HOST) || defined(OSC_SIM) err = OscFrdCreateConstantReader(&data.hFileNameReader, TEST_IMAGE_FN); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to create constant file name reader for %s! (%d)\n", __func__, TEST_IMAGE_FN, err); goto frd_err; } err = OscCamSetFileNameReader(data.hFileNameReader); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to set file name reader for camera! (%d)\n", __func__, err); goto frd_err; } #endif /* OSC_HOST or OSC_SIM */ /* Set the camera registers to sane default values. */ err = OscCamPresetRegs(); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to preset camera registers! (%d)\n", __func__, err); goto fb_err; } /* Set up two frame buffers with enough space for the maximum * camera resolution in cached memory. */ err = OscCamSetFrameBuffer(0, OSC_CAM_MAX_IMAGE_WIDTH*OSC_CAM_MAX_IMAGE_HEIGHT, data.u8FrameBuffers[0], TRUE); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to set up first frame buffer!\n", __func__); goto fb_err; } err = OscCamSetFrameBuffer(1, OSC_CAM_MAX_IMAGE_WIDTH*OSC_CAM_MAX_IMAGE_HEIGHT, data.u8FrameBuffers[1], TRUE); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to set up second frame buffer!\n", __func__); goto fb_err; } /* Create a double-buffer from the frame buffers initilalized above.*/ err = OscCamCreateMultiBuffer(2, multiBufferIds); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to set up multi buffer!\n", __func__); goto mb_err; } /* Register an IPC channel to the CGI for the user interface. */ err = OscIpcRegisterChannel(&data.ipc.ipcChan, USER_INTERFACE_SOCKET_PATH, F_IPC_SERVER | F_IPC_NONBLOCKING); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to initialize IPC channel to web interface! (%d)\n", __func__, err); goto ipc_err; } err |= OscCamPerspectiveStr2Enum("DEFAULT", &data.perspective); if ( err != SUCCESS) { OscLog(ERROR, "%s: Invalid camera perspective.\n", __func__); goto per_err; } OscCamSetupPerspective( data.perspective); return SUCCESS; per_err: ipc_err: mb_err: fb_err: #if defined(OSC_HOST) || defined(OSC_SIM) frd_err: #endif OscUnloadDependencies(data.hFramework, deps, sizeof(deps)/sizeof(struct OSC_DEPENDENCY)); dep_err: OscDestroy(&data.hFramework); return err; }
/*********************************************************************//*! * @brief Initialize everything so the application is fully operable * after a call to this function. * * @return SUCCESS or an appropriate error code. *//*********************************************************************/ static OSC_ERR init(const int argc, const char * argv[]) { OSC_ERR err = SUCCESS; uint8 multiBufferIds[2] = {0, 1}; char strVersion[15]; struct CFG_KEY configKey; struct CFG_VAL_STR strCfg; #ifdef HAS_CPLD uint16 exposureDelay; #endif /* HAS_CPLD */ memset(&data, 0, sizeof(struct DATA)); /* Print software version */ GetVersionString( strVersion); fprintf(stderr, "Software rich-view version: %s\n", strVersion); /******* Create the framework **********/ err = OscCreate(&data.hFramework); if (err < 0) { fprintf(stderr, "%s: Unable to create framework.\n", __func__); return err; } /******* Load the framework module dependencies. **********/ err = OscLoadDependencies(data.hFramework, deps, sizeof(deps)/sizeof(struct OSC_DEPENDENCY)); if (err != SUCCESS) { fprintf(stderr, "%s: ERROR: Unable to load dependencies! (%d)\n", __func__, err); goto dep_err; } /* Set logging levels */ OscLogSetConsoleLogLevel(INFO); OscLogSetFileLogLevel(DEBUG); /* Print framework version */ OscGetVersionString( strVersion); OscLog(INFO, "Oscar framework version: %s\n", strVersion); /* Disable watchdog (probably activated from previous application) */ OscSupWdtInit(); OscSupWdtClose(); /* Set LED to green, util the idle state is entered */ OscGpioSetTestLed( TRUE); OscGpioSetTestLedColor(FALSE, TRUE); /* R, G*/ /* Register configuration file */ err = OscCfgRegisterFile(&data.hConfig, CONFIG_FILE_NAME, CONFIG_FILE_SIZE); if (err != SUCCESS) { OscLog(ERROR, "Cannot access config file.\n"); goto cfg_err; } /* Get perspective setting from config file- */ configKey.strSection = NULL; configKey.strTag = "PER"; strcpy( strCfg.str, ""); err = OscCfgGetStr( data.hConfig, &configKey, &strCfg); err |= OscCamPerspectiveStr2Enum( strCfg.str, &data.perspective); if( err != SUCCESS) { OscLog(WARN, "%s: No (valid) camera-scene perspective configured (%s). " "Use default (%s).\n", __func__, strCfg.str, OSC_CAM_PERSPECTIVE_DEFAULT); data.perspective = OSC_CAM_PERSPECTIVE_DEFAULT; } /* Get exposure time setting from configuration. */ configKey.strSection = NULL; configKey.strTag = "EXP"; err = OscCfgGetUInt32( data.hConfig, &configKey, &data.exposureTime); if( err != SUCCESS) { OscLog(WARN, "%s: No (valid) Exposure Time defined in configuration (%d). " "Use default (%d).\n", __func__, data.exposureTime, DEFAULT_EXPOSURE_TIME); data.exposureTime = DEFAULT_EXPOSURE_TIME; } #ifdef HAS_CPLD /* Get exposure delay setting from configuration. */ configKey.strSection = NULL; configKey.strTag = "DEL"; err = OscCfgGetUInt16Range( data.hConfig, &configKey, &exposureDelay, 0, FINECLK2CLK_RATIO-1); data.exposureDelay = exposureDelay & 0x00ff; if( err != SUCCESS) { OscLog(WARN, "%s: No (valid) Exposure Delay defined in configuration (%d). " "Use default (%d).\n", __func__, data.exposureDelay, DEFAULT_EXPOSURE_DELAY); data.exposureDelay = DEFAULT_EXPOSURE_DELAY; } #endif /* HAS_CPLD */ #ifdef HAS_CPLD /* Get firmware version */ err = OscCpldRget(OSC_LGX_FWREV, &data.firmwareRevision); if(err != SUCCESS) { OscLog(ERROR, "Cannot read firmware version. (%d)\n", err); goto cpld_err; } /* Apply exposure delay to CPLD and disable. */ err = OscCpldRset(OSC_LGX_CLKDELAY, (const uint8)(data.exposureDelay & !OSC_LGX_CLKDELAY_ENABLE)); if(err != SUCCESS) { OscLog(ERROR, "Cannot disable clock-delay in CPLD.\n"); goto cpld_err; } /* Set CPLD to synchronous mode. */ err = OscCpldFset(OSC_LGX_VARCTRL, OSC_LGX_VARCTRL_SYNCOUT, OSC_LGX_VARCTRL_SYNCOUT); if(err != SUCCESS) { OscLog(ERROR, "Cannot set CPLD to synchronous mode.\n"); goto cpld_err; } #endif /* HAS_CPLD */ /* Set the camera registers to sane default values. */ err = OscCamPresetRegs(); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to preset camera registers! (%d)\n", __func__, err); goto cam_err; } /* Set up two frame buffers with enough space for the maximum * camera resolution in cached memory. */ err = OscCamSetFrameBuffer(0, IMAGE_AERA, data.u8FrameBuffers[0], TRUE); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to set up first frame buffer!\n", __func__); goto cam_err; } err = OscCamSetFrameBuffer(1, IMAGE_AERA, data.u8FrameBuffers[1], TRUE); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to set up second frame buffer!\n", __func__); goto cam_err; } /* Create a double-buffer from the frame buffers initilalized above.*/ err = OscCamCreateMultiBuffer(2, multiBufferIds); if (err != SUCCESS) { OscLog(ERROR, "%s: Unable to set up multi buffer!\n", __func__); goto mb_err; } OscCamSetupPerspective( data.perspective); /* Make the register file known to the communication protocol. */ data.comm.pRegFile = regfile; data.comm.nRegs = (sizeof(regfile)/sizeof(struct CBP_PARAM)); /* Init communication sockets. */ err = Comm_Init(&data.comm); if (err != SUCCESS) { OscLog(ERROR, "Communication initialization failed.\n"); goto comm_err; } return SUCCESS; comm_err: cfg_err: #ifdef HAS_CPLD cpld_err: #endif /* HAS_CPLD */ mb_err: cam_err: OscUnloadDependencies(data.hFramework, deps, sizeof(deps)/sizeof(struct OSC_DEPENDENCY)); dep_err: OscDestroy(&data.hFramework); return err; }
/*********************************************************************//*! * @brief Program entry. * * @param argc Command line argument count. * @param argv Command line argument string. * @return 0 on success *//*********************************************************************/ int main(const int argc, const char * argv[]) { /* Handle to framework instance. */ void *hFramework; #if defined(OSC_HOST) || defined(OSC_SIM) /* Handle to file name reader, if compiled for host platform. */ void *hFileNameReader; #endif /* Camera parameters */ uint32 shutterWidth; uint16 x, y, width, height; uint16 blackOffset; uint8 bufferIDs[2]; /* Frame buffers. */ uint8 frameBuffer0[OSC_CAM_MAX_IMAGE_WIDTH * OSC_CAM_MAX_IMAGE_HEIGHT]; uint8 frameBuffer1[OSC_CAM_MAX_IMAGE_WIDTH * OSC_CAM_MAX_IMAGE_HEIGHT]; /* Pointer to captured picture */ void *pic; struct OSC_PICTURE p; OSC_ERR err = SUCCESS; /* Create framework */ OscCreate(&hFramework); /* Load camera module */ OscCamCreate(hFramework); /* Load GPIO module */ OscGpioCreate(hFramework); p.width = OSC_CAM_MAX_IMAGE_WIDTH; p.height = OSC_CAM_MAX_IMAGE_HEIGHT; p.type = OSC_PICTURE_GREYSCALE; /* Get camera settings */ OscCamGetShutterWidth(&shutterWidth); OscCamGetAreaOfInterest(&x, &y, &width, &height); OscCamGetBlackLevelOffset(&blackOffset); printf("ShutterWidth=%lu\n",shutterWidth); printf("AreaOfInterest: x=%u y=%u width=%u height=%u\n", x, y, width, height); printf("BlackLevelOffset=%u\n",blackOffset); /* Process settings */ /* ---------------- */ /* Set new camera settings */ shutterWidth = 50000; /* set shutter to 50ms, 0 => automatic */ OscCamSetShutterWidth(shutterWidth); OscCamSetAreaOfInterest(0,0,OSC_CAM_MAX_IMAGE_WIDTH, OSC_CAM_MAX_IMAGE_HEIGHT); OscCamSetBlackLevelOffset(blackOffset); OscCamSetupPerspective(OSC_CAM_PERSPECTIVE_VERTICAL_MIRROR); #if defined(OSC_HOST) || defined(OSC_SIM) /* Setup file name reader if compiled for host platform */ OscFrdCreateConstantReader(&hFileNameReader, "imgCapture.bmp"); OscCamSetFileNameReader(hFileNameReader); #endif /* Setup framebuffers - double buffering */ OscCamSetFrameBuffer(0, OSC_CAM_MAX_IMAGE_WIDTH*OSC_CAM_MAX_IMAGE_HEIGHT, frameBuffer0, TRUE); OscCamSetFrameBuffer(1, OSC_CAM_MAX_IMAGE_WIDTH*OSC_CAM_MAX_IMAGE_HEIGHT, frameBuffer1, TRUE); bufferIDs[0] = 0; bufferIDs[1] = 1; OscCamCreateMultiBuffer(2, bufferIDs); /* Setup capture to first frame buffer */ err = OscCamSetupCapture(OSC_CAM_MULTI_BUFFER); if(err != SUCCESS){ printf("%s: Unable to setup initial capture (%d)!\n", __func__, err); return err; } /* Trigger image capturing */ err = OscGpioTriggerImage(); if(err != SUCCESS){ printf("%s: Unable to trigger capture (%d)!\n", __func__, err); return err; } /* Do something ... */ /* ---------------- */ /* Read Picture */ err = OscCamReadPicture(OSC_CAM_MULTI_BUFFER, (void *) &pic, 0, 0); if(err != SUCCESS){ printf("%s: Unable to read picture (%d)!\n", __func__, err); return err; } /* Process picture */ /* --------------- */ /* Capture picture to second frame buffer */ err = OscCamSetupCapture(OSC_CAM_MULTI_BUFFER); if(err != SUCCESS){ printf("%s: Unable to setup initial capture (%d)!\n", __func__, err); return err; } /* Do something ... */ /* ---------------- */ err = OscCamReadPicture(OSC_CAM_MULTI_BUFFER, (void *) &pic, 0, 0); if(err != SUCCESS){ printf("%s: Unable to read picture (%d)!\n", __func__, err); return err; } /* Process picture */ /* --------------- */ /* Unload camera module */ OscCamDestroy(hFramework); /* Unload GPIO module */ OscGpioDestroy(hFramework); /* Destroy framework */ OscDestroy(hFramework); return 0; }