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26024f0a5a
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1249 lines
40 KiB
C
1249 lines
40 KiB
C
/*---------------------------------------------------------------------------*
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Project: TwlSDK - library - camera
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File: camera.c
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Copyright 2007 Nintendo. All rights reserved.
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These coded instructions, statements, and computer programs contain
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proprietary information of Nintendo of America Inc. and/or Nintendo
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Company Ltd., and are protected by Federal copyright law. They may
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not be disclosed to third parties or copied or duplicated in any form,
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in whole or in part, without the prior written consent of Nintendo.
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$Log: $
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$NoKeywords: $
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*---------------------------------------------------------------------------*/
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#include <twl.h>
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#include <twl/camera.h>
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/*---------------------------------------------------------------------------*
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定数定義
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*---------------------------------------------------------------------------*/
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// 詰めてコピーする
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#define CAMERA_PACK_U16(d, s) \
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((d)[0] = (u8)((*((u16*)s) >> 0) & 0xFF), \
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(d)[1] = (u8)((*((u16*)s) >> 8) & 0xFF))
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#define CAMERA_PACK_U32(d, s) \
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((d)[0] = (u8)((*((u32*)s) >> 0) & 0xFF), \
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(d)[1] = (u8)((*((u32*)s) >> 8) & 0xFF), \
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(d)[2] = (u8)((*((u32*)s) >> 16) & 0xFF), \
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(d)[3] = (u8)((*((u32*)s) >> 24) & 0xFF))
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// データ数を設定する
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#define CAMERA_SUBSEQUENT_NUMS(a) (((a) << CAMERA_PXI_SUBSEQUENT_NUMS_SHIFT) & CAMERA_PXI_SUBSEQUENT_NUMS_MASK)
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/*---------------------------------------------------------------------------*
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型定義
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*---------------------------------------------------------------------------*/
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typedef struct CAMERAWork
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{
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BOOL lock;
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CAMERACallback callback;
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CAMERAResult result; // 先頭データだけ別枠
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void *callbackArg;
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CAMERAPxiCommand command; // コマンド種別
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CAMERAPxiResult pxiResult; // 先頭データだけ別枠
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u8 current; // 受信済みデータ個数 (バイト単位) (先頭を除く!!)
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u8 total; // 最終データ個数 (1 + 後続コマンド*3)
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u8 *data; // save API arg if any
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size_t size; // save API arg if any
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}
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CAMERAWork;
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/*---------------------------------------------------------------------------*
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静的変数定義
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*---------------------------------------------------------------------------*/
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static BOOL cameraInitialized;
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static CAMERAWork cameraWork;
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/*---------------------------------------------------------------------------*
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内部関数定義
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*---------------------------------------------------------------------------*/
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static BOOL CameraSendPxiCommand(CAMERAPxiCommand command, u8 size, u8 data);
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static BOOL CameraSendPxiData(u8 *pData);
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static void CameraPxiCallback(PXIFifoTag tag, u32 data, BOOL err);
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static void CameraSyncCallback(CAMERAResult result, void *arg);
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static void CameraCallCallbackAndUnlock(CAMERAResult result);
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static void CameraWaitBusy(void);
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/*---------------------------------------------------------------------------*
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Name: CAMERA_Init
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Description: CAMERAライブラリを初期化する。
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Arguments: None.
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Returns: None.
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*---------------------------------------------------------------------------*/
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void CAMERA_Init(void)
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{
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// 初期化済みを確認
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if (cameraInitialized)
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{
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return;
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}
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cameraInitialized = 1;
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// 変数初期化
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cameraWork.lock = FALSE;
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cameraWork.callback = NULL;
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// PXI関連を初期化
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PXI_Init();
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while (!PXI_IsCallbackReady(PXI_FIFO_TAG_CAMERA, PXI_PROC_ARM7))
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{
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}
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PXI_SetFifoRecvCallback(PXI_FIFO_TAG_CAMERA, CameraPxiCallback);
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_I2CSelectAsync
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Description: select CAMERA to activate
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async version
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Arguments: camera - one of CameraSelect
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callback - 非同期処理が完了した再に呼び出す関数を指定
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arg - コールバック関数の呼び出し時の引数を指定。
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_I2CSelectAsync(CameraSelect camera, CAMERACallback callback, void *arg)
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{
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const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_SELECT;
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const u8 size = CAMERA_PXI_SIZE_SELECT;
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OSIntrMode enabled;
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SDK_NULL_ASSERT(callback);
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if (CAMERA_SELECT_BOTH == camera)
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{
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return CAMERA_RESULT_ILLEGAL_PARAMETER;
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}
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enabled = OS_DisableInterrupts();
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if (cameraWork.lock)
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{
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(void)OS_RestoreInterrupts(enabled);
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return CAMERA_RESULT_BUSY;
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}
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cameraWork.lock = TRUE;
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(void)OS_RestoreInterrupts(enabled);
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// コールバック設定
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cameraWork.callback = callback;
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cameraWork.callbackArg = arg;
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return CameraSendPxiCommand(command, size, (u8)camera) ? CAMERA_RESULT_SUCCESS : CAMERA_RESULT_SEND_ERROR;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_I2CSelect
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Description: select CAMERA to activate
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sync version.
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Arguments: camera - one of CameraSelect
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_I2CSelect(CameraSelect camera)
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{
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cameraWork.result = CAMERA_I2CSelectAsync(camera, CameraSyncCallback, 0);
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if (cameraWork.result == CAMERA_RESULT_SUCCESS)
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{
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CameraWaitBusy();
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}
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return cameraWork.result;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_WriteRegistersAsync
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Description: write CAMERA registers via I2C.
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async version.
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Arguments: camera - one of CameraSelect
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addr - start address
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bufp - buffer to write
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length - length of bufp
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callback - 非同期処理が完了した再に呼び出す関数を指定
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arg - コールバック関数の呼び出し時の引数を指定。
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_WriteRegistersAsync(CameraSelect camera, u8 addr, const u8* bufp, size_t length, CAMERACallback callback, void *arg)
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{
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const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_WRITE_REGISTERS;
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u8 size; // variable!!
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OSIntrMode enabled;
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u8 data[CAMERA_PXI_DATA_SIZE_MAX];
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int i;
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SDK_NULL_ASSERT(bufp);
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SDK_NULL_ASSERT(callback);
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if (CAMERA_SELECT_NONE == camera)
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{
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return CAMERA_RESULT_ILLEGAL_PARAMETER;
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}
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if (length + 3 > CAMERA_PXI_DATA_SIZE_MAX)
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{
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return CAMERA_RESULT_ILLEGAL_PARAMETER; // too long
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}
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enabled = OS_DisableInterrupts();
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if (cameraWork.lock)
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{
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(void)OS_RestoreInterrupts(enabled);
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return CAMERA_RESULT_BUSY;
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}
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cameraWork.lock = TRUE;
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(void)OS_RestoreInterrupts(enabled);
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// コールバック設定
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cameraWork.callback = callback;
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cameraWork.callbackArg = arg;
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// データ作成
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data[0] = (u8)camera;
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data[1] = addr;
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data[2] = (u8)length;
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MI_CpuCopy8(bufp, &data[3], length);
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size = (u8)(length + 3);
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// コマンド送信
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if (CameraSendPxiCommand(command, size, data[0]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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for (i = 1; i < size; i+=3) {
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if (CameraSendPxiData(&data[i]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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}
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return CAMERA_RESULT_SUCCESS;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_WriteRegisters
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Description: write CAMERA registers via I2C.
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sync version.
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Arguments: camera - one of CameraSelect
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addr - start address
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bufp - buffer to write
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length - length of bufp
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_WriteRegisters(CameraSelect camera, u8 addr, const u8* bufp, size_t length)
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{
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cameraWork.result = CAMERA_WriteRegistersAsync(camera, addr, bufp, length, CameraSyncCallback, 0);
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if (cameraWork.result == CAMERA_RESULT_SUCCESS)
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{
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CameraWaitBusy();
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}
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return cameraWork.result;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_ReadRegistersAsync
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Description: read CAMERA registers via I2C.
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Arguments: camera - one of CameraSelect
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addr - start address
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bufp - buffer to read
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length - length of bufp
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callback - 非同期処理が完了した再に呼び出す関数を指定
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arg - コールバック関数の呼び出し時の引数を指定。
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_ReadRegistersAsync(CameraSelect camera, u8 addr, u8* bufp, size_t length, CAMERACallback callback, void *arg)
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{
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const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_READ_REGISTERS;
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const u8 size = CAMERA_PXI_SIZE_READ_REGISTERS;
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OSIntrMode enabled;
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u8 data[size];
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int i;
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SDK_NULL_ASSERT(bufp);
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SDK_NULL_ASSERT(callback);
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if (CAMERA_SELECT_NONE == camera)
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{
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return CAMERA_RESULT_ILLEGAL_PARAMETER;
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}
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if (length + 1 > CAMERA_PXI_DATA_SIZE_MAX)
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{
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return CAMERA_RESULT_ILLEGAL_PARAMETER; // too long
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}
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enabled = OS_DisableInterrupts();
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if (cameraWork.lock)
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{
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(void)OS_RestoreInterrupts(enabled);
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return CAMERA_RESULT_BUSY;
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}
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cameraWork.lock = TRUE;
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(void)OS_RestoreInterrupts(enabled);
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// コールバック設定
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cameraWork.callback = callback;
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cameraWork.callbackArg = arg;
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// データ作成
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data[0] = (u8)camera;
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data[1] = addr;
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data[2] = (u8)length;
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// 引数保存
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cameraWork.data = bufp;
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cameraWork.size = (u8)length;
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// コマンド送信
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if (CameraSendPxiCommand(command, size, data[0]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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for (i = 1; i < size; i+=3) {
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if (CameraSendPxiData(&data[i]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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}
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return CAMERA_RESULT_SUCCESS;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_ReadRegisters
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Description: set CAMERA key normally
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sync version.
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Arguments: camera - one of CameraSelect
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addr - start address
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bufp - buffer to read
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length - length of bufp
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_ReadRegisters(CameraSelect camera, u8 addr, u8* bufp, size_t length)
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{
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cameraWork.result = CAMERA_ReadRegistersAsync(camera, addr, bufp, length, CameraSyncCallback, 0);
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if (cameraWork.result == CAMERA_RESULT_SUCCESS)
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{
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CameraWaitBusy();
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}
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return cameraWork.result;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_SetParamsAsync
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Description: set register as reg = (reg & ~mask) | (bits & mask);
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Arguments: camera - one of CameraSelect
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addr - address to access
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bits - bits to set
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mask - mask to touch
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callback - 非同期処理が完了した再に呼び出す関数を指定
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arg - コールバック関数の呼び出し時の引数を指定。
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_SetParamsAsync(CameraSelect camera, u8 addr, u8 bits, u8 mask, CAMERACallback callback, void *arg)
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{
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const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_SET_PARAMS;
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const u8 size = CAMERA_PXI_SIZE_SET_PARAMS;
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OSIntrMode enabled;
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u8 data[size];
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int i;
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SDK_NULL_ASSERT(callback);
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if (CAMERA_SELECT_NONE == camera)
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{
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return CAMERA_RESULT_ILLEGAL_PARAMETER;
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}
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enabled = OS_DisableInterrupts();
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if (cameraWork.lock)
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{
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(void)OS_RestoreInterrupts(enabled);
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return CAMERA_RESULT_BUSY;
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}
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cameraWork.lock = TRUE;
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(void)OS_RestoreInterrupts(enabled);
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// コールバック設定
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cameraWork.callback = callback;
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cameraWork.callbackArg = arg;
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// データ作成
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data[0] = (u8)camera;
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data[1] = addr;
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data[2] = bits;
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data[3] = mask;
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// コマンド送信
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if (CameraSendPxiCommand(command, size, data[0]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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for (i = 1; i < size; i+=3) {
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if (CameraSendPxiData(&data[i]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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}
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return CAMERA_RESULT_SUCCESS;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_SetParams
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Description: set register as reg = (reg & ~mask) | (bits & mask);
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Arguments: camera - one of CameraSelect
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addr - address to access
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bits - bits to set
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mask - mask to touch
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_SetParams(CameraSelect camera, u8 addr, u8 bits, u8 mask)
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{
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cameraWork.result = CAMERA_SetParamsAsync(camera, addr, bits, mask, CameraSyncCallback, 0);
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if (cameraWork.result == CAMERA_RESULT_SUCCESS)
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{
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CameraWaitBusy();
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}
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return cameraWork.result;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_SetFlagsAsync
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Description: set register as reg |= bits;
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Arguments: camera - one of CameraSelect
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addr - address to access
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bits - bits to set
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callback - 非同期処理が完了した再に呼び出す関数を指定
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arg - コールバック関数の呼び出し時の引数を指定。
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_SetFlagsAsync(CameraSelect camera, u8 addr, u8 bits, CAMERACallback callback, void *arg)
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{
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const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_SET_FLAGS;
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const u8 size = CAMERA_PXI_SIZE_SET_FLAGS;
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OSIntrMode enabled;
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u8 data[size];
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int i;
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SDK_NULL_ASSERT(callback);
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if (CAMERA_SELECT_NONE == camera)
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{
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return CAMERA_RESULT_ILLEGAL_PARAMETER;
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}
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enabled = OS_DisableInterrupts();
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if (cameraWork.lock)
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{
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(void)OS_RestoreInterrupts(enabled);
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return CAMERA_RESULT_BUSY;
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}
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cameraWork.lock = TRUE;
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(void)OS_RestoreInterrupts(enabled);
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// コールバック設定
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cameraWork.callback = callback;
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cameraWork.callbackArg = arg;
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// データ作成
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data[0] = (u8)camera;
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data[1] = addr;
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data[2] = bits;
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// コマンド送信
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if (CameraSendPxiCommand(command, size, data[0]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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for (i = 1; i < size; i+=3) {
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if (CameraSendPxiData(&data[i]) == FALSE)
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{
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return CAMERA_RESULT_SEND_ERROR;
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}
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}
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return CAMERA_RESULT_SUCCESS;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_SetFlags
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Description: set register as reg |= bits;
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Arguments: camera - one of CameraSelect
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addr - address to access
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bits - bits to set
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
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CAMERAResult CAMERA_SetFlags(CameraSelect camera, u8 addr, u8 bits)
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{
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cameraWork.result = CAMERA_SetFlagsAsync(camera, addr, bits, CameraSyncCallback, 0);
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if (cameraWork.result == CAMERA_RESULT_SUCCESS)
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{
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CameraWaitBusy();
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}
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return cameraWork.result;
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}
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/*---------------------------------------------------------------------------*
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Name: CAMERA_ClearFlagsAsync
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Description: set register as reg &= ~bits;
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Arguments: camera - one of CameraSelect
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addr - address to access
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bits - bits to clear
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callback - 非同期処理が完了した再に呼び出す関数を指定
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arg - コールバック関数の呼び出し時の引数を指定。
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Returns: CAMERAResult
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*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_ClearFlagsAsync(CameraSelect camera, u8 addr, u8 bits, CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_CLEAR_FLAGS;
|
|
const u8 size = CAMERA_PXI_SIZE_CLEAR_FLAGS;
|
|
OSIntrMode enabled;
|
|
u8 data[size];
|
|
int i;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
if (CAMERA_SELECT_NONE == camera)
|
|
{
|
|
return CAMERA_RESULT_ILLEGAL_PARAMETER;
|
|
}
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
// データ作成
|
|
data[0] = (u8)camera;
|
|
data[1] = addr;
|
|
data[2] = bits;
|
|
|
|
// コマンド送信
|
|
if (CameraSendPxiCommand(command, size, data[0]) == FALSE)
|
|
{
|
|
return CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
for (i = 1; i < size; i+=3) {
|
|
if (CameraSendPxiData(&data[i]) == FALSE)
|
|
{
|
|
return CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
}
|
|
|
|
return CAMERA_RESULT_SUCCESS;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_ClearFlags
|
|
|
|
Description: set register as reg &= ~bits;
|
|
|
|
Arguments: camera - one of CameraSelect
|
|
addr - address to access
|
|
bits - bits to set
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_ClearFlags(CameraSelect camera, u8 addr, u8 bits)
|
|
{
|
|
cameraWork.result = CAMERA_ClearFlagsAsync(camera, addr, bits, CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CInitAsync
|
|
|
|
Description: initialize camera registers via I2C
|
|
async version.
|
|
|
|
Arguments: camera - one of CameraSelect
|
|
callback - 非同期処理が完了した再に呼び出す関数を指定
|
|
arg - コールバック関数の呼び出し時の引数を指定。
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CInitAsync(CameraSelect camera, CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_I2C_INIT;
|
|
const u8 size = CAMERA_PXI_SIZE_I2C_INIT;
|
|
OSIntrMode enabled;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
if (CAMERA_SELECT_NONE == camera)
|
|
{
|
|
return CAMERA_RESULT_ILLEGAL_PARAMETER;
|
|
}
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
return CameraSendPxiCommand(command, size, (u8)camera) ? CAMERA_RESULT_SUCCESS : CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CInit
|
|
|
|
Description: initialize camera registers via I2C
|
|
sync version.
|
|
|
|
Arguments: camera - one of CameraSelect
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CInit(CameraSelect camera)
|
|
{
|
|
cameraWork.result = CAMERA_I2CInitAsync(camera, CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
#if 0
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CPresetAsync
|
|
|
|
Description: set camera registers with specified preset via I2C
|
|
async version
|
|
|
|
Arguments: camera - one of CameraSelect
|
|
preset - preset type
|
|
callback - 非同期処理が完了した再に呼び出す関数を指定
|
|
arg - コールバック関数の呼び出し時の引数を指定。
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CPresetAsync(CameraSelect camera, CameraPreset preset, CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_I2C_PRESET;
|
|
const u8 size = CAMERA_PXI_SIZE_I2C_PRESET;
|
|
OSIntrMode enabled;
|
|
u8 data[size];
|
|
int i;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
if (CAMERA_SELECT_NONE == camera)
|
|
{
|
|
return CAMERA_RESULT_ILLEGAL_PARAMETER;
|
|
}
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
// データ作成
|
|
data[0] = (u8)camera;
|
|
data[1] = (u8)preset;
|
|
|
|
// コマンド送信
|
|
if (CameraSendPxiCommand(command, size, data[0]) == FALSE)
|
|
{
|
|
return CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
for (i = 1; i < size; i+=3) {
|
|
if (CameraSendPxiData(&data[i]) == FALSE)
|
|
{
|
|
return CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
}
|
|
|
|
return CAMERA_RESULT_SUCCESS;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CPreset
|
|
|
|
Description: set camera registers with specified preset via I2C
|
|
sync version.
|
|
|
|
Arguments: camera - one of CameraSelect
|
|
preset - preset type
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CPreset(CameraSelect camera, CameraPreset preset)
|
|
{
|
|
cameraWork.result = CAMERA_I2CPresetAsync(camera, preset, CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
#endif
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CPreSleepAsync
|
|
|
|
Description: pre-sleep process in camera registers via I2C
|
|
async version.
|
|
|
|
Arguments: callback - 非同期処理が完了した再に呼び出す関数を指定
|
|
arg - コールバック関数の呼び出し時の引数を指定。
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CPreSleepAsync(CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_I2C_PRE_SLEEP;
|
|
const u8 size = CAMERA_PXI_SIZE_I2C_PRE_SLEEP;
|
|
OSIntrMode enabled;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
return CameraSendPxiCommand(command, size, 0) ? CAMERA_RESULT_SUCCESS : CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CPreSleep
|
|
|
|
Description: pre-sleep process in camera registers via I2C
|
|
sync version.
|
|
|
|
Arguments: None.
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CPreSleep(void)
|
|
{
|
|
cameraWork.result = CAMERA_I2CPreSleepAsync(CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CPostSleepAsync
|
|
|
|
Description: post-sleep process in camera registers via I2C
|
|
async version.
|
|
|
|
Arguments: callback - 非同期処理が完了した再に呼び出す関数を指定
|
|
arg - コールバック関数の呼び出し時の引数を指定。
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CPostSleepAsync(CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_I2C_POST_SLEEP;
|
|
const u8 size = CAMERA_PXI_SIZE_I2C_POST_SLEEP;
|
|
OSIntrMode enabled;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
return CameraSendPxiCommand(command, size, 0) ? CAMERA_RESULT_SUCCESS : CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_I2CPostSleep
|
|
|
|
Description: post-sleep process in camera registers via I2C
|
|
sync version.
|
|
|
|
Arguments: None.
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_I2CPostSleep(void)
|
|
{
|
|
cameraWork.result = CAMERA_I2CPostSleepAsync(CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_SetCroppingAsync
|
|
|
|
Description: set offset and size
|
|
|
|
Arguments: camera - one of CameraSelect
|
|
x_off - x offset to start capturing
|
|
y_off - y offset to start capturing
|
|
width - width of image
|
|
height - height of image
|
|
callback - 非同期処理が完了した再に呼び出す関数を指定
|
|
arg - コールバック関数の呼び出し時の引数を指定。
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_SetCroppingAsync(CameraSelect camera, u16 x_off, u16 y_off, u16 width, u16 height, CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_I2C_SET_CROPPING;
|
|
const u8 size = CAMERA_PXI_SIZE_I2C_SET_CROPPING;
|
|
OSIntrMode enabled;
|
|
u8 data[size];
|
|
int i;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
if (CAMERA_SELECT_NONE == camera)
|
|
{
|
|
return CAMERA_RESULT_ILLEGAL_PARAMETER;
|
|
}
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
// データ作成
|
|
data[0] = (u8)camera;
|
|
CAMERA_PACK_U16(&data[1], &x_off);
|
|
CAMERA_PACK_U16(&data[3], &y_off);
|
|
CAMERA_PACK_U16(&data[5], &width);
|
|
CAMERA_PACK_U16(&data[7], &height);
|
|
|
|
// コマンド送信
|
|
if (CameraSendPxiCommand(command, size, data[0]) == FALSE)
|
|
{
|
|
return CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
for (i = 1; i < size; i+=3) {
|
|
if (CameraSendPxiData(&data[i]) == FALSE)
|
|
{
|
|
return CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
}
|
|
|
|
return CAMERA_RESULT_SUCCESS;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_SetCropping
|
|
|
|
Description: set offset and size
|
|
|
|
Arguments: camera - one of CameraSelect
|
|
x_off - x offset to start capturing
|
|
y_off - y offset to start capturing
|
|
width - width of image
|
|
height - height of image
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_SetCropping(CameraSelect camera, u16 x_off, u16 y_off, u16 width, u16 height)
|
|
{
|
|
cameraWork.result = CAMERA_SetCroppingAsync(camera, x_off, y_off, width, height, CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_PauseAsync
|
|
|
|
Description: pause camera via I2C
|
|
async version.
|
|
|
|
Arguments: callback - 非同期処理が完了した再に呼び出す関数を指定
|
|
arg - コールバック関数の呼び出し時の引数を指定。
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_PauseAsync(CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_I2C_PAUSE;
|
|
const u8 size = CAMERA_PXI_SIZE_I2C_PAUSE;
|
|
OSIntrMode enabled;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
return CameraSendPxiCommand(command, size, 0) ? CAMERA_RESULT_SUCCESS : CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_Pause
|
|
|
|
Description: pause camera via I2C
|
|
sync version.
|
|
|
|
Arguments: None.
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_Pause(void)
|
|
{
|
|
cameraWork.result = CAMERA_PauseAsync(CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_ResumeAsync
|
|
|
|
Description: resume camera from pausing via I2C
|
|
async version.
|
|
|
|
Arguments: callback - 非同期処理が完了した再に呼び出す関数を指定
|
|
arg - コールバック関数の呼び出し時の引数を指定。
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_ResumeAsync(CAMERACallback callback, void *arg)
|
|
{
|
|
const CAMERAPxiCommand command = CAMERA_PXI_COMMAND_I2C_RESUME;
|
|
const u8 size = CAMERA_PXI_SIZE_I2C_RESUME;
|
|
OSIntrMode enabled;
|
|
|
|
SDK_NULL_ASSERT(callback);
|
|
|
|
enabled = OS_DisableInterrupts();
|
|
if (cameraWork.lock)
|
|
{
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
return CAMERA_RESULT_BUSY;
|
|
}
|
|
cameraWork.lock = TRUE;
|
|
(void)OS_RestoreInterrupts(enabled);
|
|
// コールバック設定
|
|
cameraWork.callback = callback;
|
|
cameraWork.callbackArg = arg;
|
|
|
|
return CameraSendPxiCommand(command, size, 0) ? CAMERA_RESULT_SUCCESS : CAMERA_RESULT_SEND_ERROR;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CAMERA_Resume
|
|
|
|
Description: resume camera from pausing via I2C
|
|
sync version.
|
|
|
|
Arguments: None.
|
|
|
|
Returns: CAMERAResult
|
|
*---------------------------------------------------------------------------*/
|
|
CAMERAResult CAMERA_Resume(void)
|
|
{
|
|
cameraWork.result = CAMERA_ResumeAsync(CameraSyncCallback, 0);
|
|
if (cameraWork.result == CAMERA_RESULT_SUCCESS)
|
|
{
|
|
CameraWaitBusy();
|
|
}
|
|
return cameraWork.result;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CameraSendPxiCommand
|
|
|
|
Description: 指定先頭コマンドをPXI経由でARM7に送信する。
|
|
|
|
Arguments: command - 対象コマンド
|
|
size - 送信データサイズ (バイト単位)
|
|
data - 先頭データ (1バイトのみ)
|
|
|
|
Returns: BOOL - PXIに対して送信が完了した場合TRUEを、
|
|
PXIによる送信に失敗した場合FALSEを返す。
|
|
*---------------------------------------------------------------------------*/
|
|
static BOOL CameraSendPxiCommand(CAMERAPxiCommand command, u8 size, u8 data)
|
|
{
|
|
u32 pxiData = (u32)(CAMERA_PXI_START_BIT |
|
|
((command << CAMERA_PXI_COMMAND_SHIFT) & CAMERA_PXI_COMMAND_MASK) |
|
|
((size << CAMERA_PXI_DATA_NUMS_SHIFT) & CAMERA_PXI_DATA_NUMS_MASK) |
|
|
((data << CAMERA_PXI_1ST_DATA_SHIFT) & CAMERA_PXI_1ST_DATA_MASK));
|
|
if (0 > PXI_SendWordByFifo(PXI_FIFO_TAG_CAMERA, pxiData, 0))
|
|
{
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CameraSendPxiData
|
|
|
|
Description: 指定後続データをPXI経由でARM7に送信する。
|
|
|
|
Arguments: pData - 3バイトデータの先頭へのポインタ
|
|
|
|
Returns: BOOL - PXIに対して送信が完了した場合TRUEを、
|
|
PXIによる送信に失敗した場合FALSEを返す。
|
|
*---------------------------------------------------------------------------*/
|
|
static BOOL CameraSendPxiData(u8 *pData)
|
|
{
|
|
u32 pxiData = (u32)((pData[0] << 16) | (pData[1] << 8) | pData[2]);
|
|
if (0 > PXI_SendWordByFifo(PXI_FIFO_TAG_CAMERA, pxiData, 0))
|
|
{
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CameraPxiCallback
|
|
|
|
Description: 非同期RTC関数用の共通コールバック関数。
|
|
|
|
Arguments: tag - PXI tag which show message type.
|
|
data - message from ARM7.
|
|
err - PXI transfer error flag.
|
|
|
|
Returns: None.
|
|
*---------------------------------------------------------------------------*/
|
|
static void CameraPxiCallback(PXIFifoTag tag, u32 data, BOOL err)
|
|
{
|
|
#pragma unused( tag )
|
|
CAMERAResult result;
|
|
|
|
// PXI通信エラーを確認
|
|
if (err)
|
|
{
|
|
// シーケンスを強制終了
|
|
CameraCallCallbackAndUnlock(CAMERA_RESULT_FATAL_ERROR);
|
|
return;
|
|
}
|
|
// 先頭データ
|
|
if (data & CAMERA_PXI_START_BIT)
|
|
{
|
|
// 受信データを解析
|
|
SDK_ASSERT((data & CAMERA_PXI_RESULT_BIT) == CAMERA_PXI_RESULT_BIT);
|
|
cameraWork.total = (u8)((data & CAMERA_PXI_DATA_NUMS_MASK) >> CAMERA_PXI_DATA_NUMS_SHIFT);
|
|
cameraWork.current = 0;
|
|
cameraWork.command = (CAMERAPxiCommand)((data & CAMERA_PXI_COMMAND_MASK) >> CAMERA_PXI_COMMAND_SHIFT);
|
|
cameraWork.pxiResult = (CAMERAPxiResult)((data & CAMERA_PXI_1ST_DATA_MASK) >> CAMERA_PXI_1ST_DATA_SHIFT);
|
|
}
|
|
// 後続データ
|
|
else
|
|
{
|
|
if (cameraWork.data == NULL)
|
|
{
|
|
// シーケンスを強制終了
|
|
CameraCallCallbackAndUnlock(CAMERA_RESULT_FATAL_ERROR);
|
|
return;
|
|
}
|
|
if (cameraWork.current < cameraWork.size)
|
|
{
|
|
cameraWork.data[cameraWork.current++] = (u8)((data & 0xFF0000) >> 16);
|
|
}
|
|
if (cameraWork.current < cameraWork.size)
|
|
{
|
|
cameraWork.data[cameraWork.current++] = (u8)((data & 0x00FF00) >> 8);
|
|
}
|
|
if (cameraWork.current < cameraWork.size)
|
|
{
|
|
cameraWork.data[cameraWork.current++] = (u8)((data & 0x0000FF) >> 0);
|
|
}
|
|
}
|
|
|
|
if (cameraWork.current >= cameraWork.total-1) // > は無いはず
|
|
{
|
|
// 処理結果を確認
|
|
switch (cameraWork.pxiResult)
|
|
{
|
|
case CAMERA_PXI_RESULT_SUCCESS:
|
|
result = CAMERA_RESULT_SUCCESS;
|
|
break;
|
|
case CAMERA_PXI_RESULT_SUCCESS_TRUE:
|
|
result = CAMERA_RESULT_SUCCESS_TRUE;
|
|
break;
|
|
case CAMERA_PXI_RESULT_SUCCESS_FALSE:
|
|
result = CAMERA_RESULT_SUCCESS_FALSE;
|
|
break;
|
|
case CAMERA_PXI_RESULT_INVALID_COMMAND:
|
|
result = CAMERA_RESULT_INVALID_COMMAND;
|
|
break;
|
|
case CAMERA_PXI_RESULT_INVALID_PARAMETER:
|
|
result = CAMERA_RESULT_ILLEGAL_PARAMETER;
|
|
break;
|
|
case CAMERA_PXI_RESULT_ILLEGAL_STATUS:
|
|
result = CAMERA_RESULT_ILLEGAL_STATUS;
|
|
break;
|
|
case CAMERA_PXI_RESULT_BUSY:
|
|
result = CAMERA_RESULT_BUSY;
|
|
break;
|
|
default:
|
|
result = CAMERA_RESULT_FATAL_ERROR;
|
|
}
|
|
|
|
// コールバックの呼び出し
|
|
CameraCallCallbackAndUnlock(result);
|
|
}
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CameraSyncCallback
|
|
|
|
Description: 同期API用のコールバック
|
|
|
|
Arguments: result - ARM7から送られた結果
|
|
arg - 未使用
|
|
|
|
Returns: None.
|
|
*---------------------------------------------------------------------------*/
|
|
static void CameraSyncCallback(CAMERAResult result, void *arg)
|
|
{
|
|
#pragma unused(arg)
|
|
cameraWork.result = result;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CameraCallCallbackAndUnlock
|
|
|
|
Description: コールバックの呼び出しとロックの解除を行う
|
|
|
|
Arguments: result - ARM7から送られた結果
|
|
|
|
Returns: None.
|
|
*---------------------------------------------------------------------------*/
|
|
static void CameraCallCallbackAndUnlock(CAMERAResult result)
|
|
{
|
|
CAMERACallback cb;
|
|
|
|
if (cameraWork.lock)
|
|
{
|
|
cameraWork.lock = FALSE;
|
|
}
|
|
if (cameraWork.callback)
|
|
{
|
|
cb = cameraWork.callback;
|
|
cameraWork.callback = NULL;
|
|
cb(result, cameraWork.callbackArg);
|
|
}
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*
|
|
Name: CameraWaitBusy
|
|
|
|
Description: CAMERAの非同期処理がロックされている間待つ。
|
|
|
|
Arguments: None.
|
|
|
|
Returns: None.
|
|
*---------------------------------------------------------------------------*/
|
|
#if 0
|
|
#include <nitro/code32.h>
|
|
static asm void CameraWaitBusy(void)
|
|
{
|
|
ldr r12, =cameraWork.lock
|
|
loop:
|
|
ldr r0, [ r12, #0 ]
|
|
cmp r0, #TRUE
|
|
beq loop
|
|
bx lr
|
|
}
|
|
#include <nitro/codereset.h>
|
|
#else
|
|
extern void PXIi_HandlerRecvFifoNotEmpty(void);
|
|
static void CameraWaitBusy(void)
|
|
{
|
|
volatile BOOL *p = &cameraWork.lock;
|
|
|
|
while (*p)
|
|
{
|
|
if (OS_GetCpsrIrq() == OS_INTRMODE_IRQ_DISABLE)
|
|
{
|
|
PXIi_HandlerRecvFifoNotEmpty();
|
|
}
|
|
}
|
|
}
|
|
#endif
|