text: /**
    ******************************************************************************
    * @file    stm32l496g_discovery_camera.h
    * @author  MCD Application Team
    * @brief   This file contains the common defines and functions prototypes for
    *          the stm32l496g_discovery_camera.c driver.
    ******************************************************************************
    * @attention
    *
    * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
    *
    * Redistribution and use in source and binary forms, with or without modification,
    * are permitted provided that the following conditions are met:
    *   1. Redistributions of source code must retain the above copyright notice,
    *      this list of conditions and the following disclaimer.
    *   2. Redistributions in binary form must reproduce the above copyright notice,
    *      this list of conditions and the following disclaimer in the documentation
    *      and/or other materials provided with the distribution.
    *   3. Neither the name of STMicroelectronics nor the names of its contributors
    *      may be used to endorse or promote products derived from this software
    *      without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
    * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
    * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
    * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
    * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
    * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
    * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    *
    ******************************************************************************
    */
  
  /* Define to prevent recursive inclusion -------------------------------------*/
  #ifndef __STM32L496G_DISCOVERY_CAMERA_H
  #define __STM32L496G_DISCOVERY_CAMERA_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /* Includes ------------------------------------------------------------------*/
  /* Include Camera component Driver */
  #include "../Components/ov9655/ov9655.h"
  #include "stm32l496g_discovery.h"
  
  /** @addtogroup BSP
    * @{
    */
  
  /** @addtogroup STM32L496G_DISCOVERY
    * @{
    */
  
  /** @addtogroup STM32L496G_DISCOVERY_CAMERA
    * @{
    */
  
  /** @defgroup STM32L496G_DISCOVERY_CAMERA_Exported_Types STM32L496G_DISCOVERY_CAMERA Exported Types
    * @{
    */
  
  /**
    * @brief  Camera State structures definition
    */
  typedef enum
  {
    CAMERA_OK            = 0x00,
    CAMERA_ERROR         = 0x01,
    CAMERA_TIMEOUT       = 0x02,
    CAMERA_NOT_DETECTED  = 0x03,
    CAMERA_NOT_SUPPORTED = 0x04
  
  }
  Camera_StatusTypeDef;
  
  #define RESOLUTION_R160x120      CAMERA_R160x120      /* QQVGA Resolution     */
  #define RESOLUTION_R320x240      CAMERA_R320x240      /* QVGA Resolution      */
  #define RESOLUTION_R480x272      CAMERA_R480x272      /* 480x272 Resolution   */
  #define RESOLUTION_R640x480      CAMERA_R640x480      /* VGA Resolution       */
  /**
    * @}
    */
  
  /** @defgroup STM32L496G_DISCOVERY_CAMERA_Exported_Constants STM32L496G_DISCOVERY_CAMERA Exported Constants
    * @{
    */
  #define BSP_CAMERA_IRQHandler      DCMI_IRQHandler
  #define BSP_CAMERA_DMA_IRQHandler  DMA2_Channel6_IRQHandler
  #define BSP_CAMERA_DMA_IRQn        DMA2_Channel6_IRQn
  #define BSP_CAMERA_DMA_INSTANCE    DMA2_Channel6
  
  /**
    * @}
    */
  
  /**
    * @brief Camera special pins
    */
  /* Camera power up pin */
  #define CAMERA_PWR_EN_PIN                  IO1_PIN_6
  
  
  /**
    * @}
    */
  
  /** @addtogroup STM32L496G_DISCOVERY_CAMERA_Exported_Functions
    * @{
    */
  uint8_t BSP_CAMERA_Init(uint32_t Resolution);
  uint8_t BSP_CAMERA_DeInit(void);
  void    BSP_CAMERA_ContinuousStart(uint8_t *buff);
  void    BSP_CAMERA_SnapshotStart(uint8_t *buff);
  void    BSP_CAMERA_Suspend(void);
  void    BSP_CAMERA_Resume(void);
  uint8_t BSP_CAMERA_Stop(void);
  void    BSP_CAMERA_PwrUp(void);
  void    BSP_CAMERA_PwrDown(void);
  void    BSP_CAMERA_LineEventCallback(void);
  void    BSP_CAMERA_VsyncEventCallback(void);
  void    BSP_CAMERA_FrameEventCallback(void);
  void    BSP_CAMERA_ErrorCallback(void);
  
  /* Camera features functions prototype */
  void    BSP_CAMERA_ContrastBrightnessConfig(uint32_t contrast_level, uint32_t brightness_level);
  void    BSP_CAMERA_BlackWhiteConfig(uint32_t Mode);
  void    BSP_CAMERA_ColorEffectConfig(uint32_t Effect);
  
  /* These functions can be modified in case the current settings (e.g. DMA stream)
     need to be changed for specific application needs */
  void BSP_CAMERA_MspInit(DCMI_HandleTypeDef *hdcmi, void *Params);
  void BSP_CAMERA_MspDeInit(DCMI_HandleTypeDef *hdcmi, void *Params);
  
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __STM32L496G_DISCOVERY_CAMERA_H */
  
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  