isi.h

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/*                  Atmel Microcontroller Software Support                      */
/*                       SAM Software Package License                           */
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/* Copyright (c) 2015, Atmel Corporation                                        */
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#ifndef ISI_H
#define ISI_H



/*----------------------------------------------------------------------------
 *        Definition
 *----------------------------------------------------------------------------*/
#define YUV_INPUT          0
#define RGB_INPUT          1
#define GRAYSCALE_INPUT    2

/*----------------------------------------------------------------------------
 *        Types
 *----------------------------------------------------------------------------*/

typedef struct {
    uint32_t CurrentLcdIndex;
    volatile uint32_t DisplayCodec;
    uint32_t nb_codec_ovf;
    uint32_t nb_prev_ovf;
} ISI_Descriptors;

typedef struct {
    uint32_t Current;
    uint32_t Control;
    uint32_t Next;
} ISI_FrameBufferDescriptors;


typedef struct {
    uint8_t C0;
    uint8_t C1;
    uint8_t C2;
    uint8_t C3;
    uint8_t Croff;
    uint8_t Cboff;
    uint8_t Yoff;
    uint16_t C4;
} ISI_Y2R;

typedef struct {
    uint8_t C0;
    uint8_t C1;
    uint8_t C2;
    uint8_t Roff;
    uint8_t C3;
    uint8_t C4;
    uint8_t C5;
    uint8_t Goff;
    uint8_t C6;
    uint8_t C7;
    uint8_t C8;
    uint8_t Boff;
} ISI_R2Y;

/*----------------------------------------------------------------------------
 *         Exported functions
 *----------------------------------------------------------------------------*/
extern void ISI_Enable(void);

extern void ISI_Disable(void);

void ISI_DmaChannelEnable(uint32_t channel);

void ISI_DmaChannelDisable(uint32_t channel);

extern void ISI_EnableInterrupt(uint32_t flag);

extern void ISI_DisableInterrupt(uint32_t flag);

extern void ISI_CodecPathFull(void);

extern void ISI_SetFrameRate(uint32_t frame);

extern uint8_t ISI_BytesForOnePixel(uint8_t bmpRgb);

extern void ISI_Reset(void);

extern void ISI_Init(pIsi_Video pVideo);

extern uint32_t ISI_StatusRegister(void);

extern void ISI_SetBlank(
    uint8_t hBlank,
    uint8_t vBlank);

extern void ISI_SetSensorSize(
    uint32_t hSize,
    uint32_t vSize);

extern void ISI_RgbPixelMapping(uint32_t wRgbPixelMapping);

extern void ISI_RgbSwapMode(uint32_t swapMode);

extern void ISI_YCrCbFormat(uint32_t wYuvSwapMode);

extern void ISI_setGrayScaleMode(uint32_t wPixelFormat);

extern void ISI_setInputStream(uint32_t wStreamMode);

extern void ISI_setPreviewSize(
    uint32_t hSize,
    uint32_t vSize);

extern void ISI_calcScalerFactor(void);

extern void ISI_setDmaInPreviewPath(
    uint32_t baseFrameBufDesc,
    uint32_t dmaCtrl,
    uint32_t frameBufferStartAddr);

extern void ISI_setDmaInCodecPath(
    uint32_t baseFrameBufDesc,
    uint32_t dmaCtrl,
    uint32_t frameBufferStartAddr);

extern void ISI_SetMatrix4Yuv2Rgb (ISI_Y2R *yuv2rgb);
extern void ISI_SetMatrix4Rgb2Yuv (ISI_R2Y *rgb2yuv);

#endif //#ifndef ISI_H