User manual - イメージャライブラリマニュアルver.1.06(2012年3月29日)
Table Of Contents
- 概要
- 動作環境
- 関数
- IMGInit
- IMGDeinit
- IMGConnect
- IMGDisconnect
- IMGSetDecodeMode
- IMGGetDecodeMode
- IMGWaitForDecode
- IMGWaitForDecodeRaw
- IMGStopDecode
- IMGSetDecodeWindow
- IMGGetDecodeWindow
- IMGSetDecodeReverse
- IMGGetDecodeReverse
- IMGGetImage
- IMGStartStream
- IMGGetStreamData
- IMGStopStream
- IMGCaptureSign
- IMGSetAusPost
- IMGGetAusPost
- IMGSetAztec
- IMGGetAztec
- IMGSetBPO
- IMGGetBPO
- IMGSetCanPost
- IMGGetCanPost
- IMGSetCodabar
- IMGGetCodabar
- IMGSetCodablock
- IMGGetCodablock
- IMGSetCode11
- IMGGetCode11
- IMGSetCode128
- IMGGetCode128
- IMGSetCode32
- IMGGetCode32
- IMGSetCode39
- IMGGetCode39
- IMGSetCode49
- IMGGetCode49
- IMGSetCode93
- IMGGetCode93
- IMGSetComposite
- IMGGetComposite
- IMGSetDataMatrix
- IMGGetDataMatrix
- IMGSetDutchPost
- IMGGetDutchPost
- IMGSetEAN13
- IMGGetEAN13
- IMGSetEAN8
- IMGGetEAN8
- IMGSetHX
- IMGGetHX
- IMGSetIATA
- IMGGetIATA
- IMGSetITF
- IMGGetITF
- IMGSetISBT
- IMGGetISBT
- IMGSetMaxicode
- IMGGetMaxicode
- IMGSetMicroPDF
- IMGGetMicroPDF
- IMGSetMSI
- IMGGetMSI
- IMGSetOCR
- IMGGetOCR
- IMGSetPDF417
- IMGGetPDF417
- IMGSetPlanet
- IMGGetPlanet
- IMGSetPostnet
- IMGGetPostnet
- IMGSetQR
- IMGGetQR
- IMGSetRSS
- IMGGetRSS
- IMGSetTLC39
- IMGGetTLC39
- IMGSetUPCA
- IMGGetUPCA
- IMGSetUPCE
- IMGGetUPCE
- IMGSetMesa
- IMGGetMesa
- IMGSetJaPost
- IMGGetJaPost
- IMGAimerOn
- IMGIlluminationOn
- IMGSetAimer
- IMGGetAimer
- IMGSetIllumination
- IMGGetIllumination
- IMGSetIlluminationEx
- IMGGetIlluminationEx
- IMGSetScanMode
- IMGGetScanMode
- IMGSetImagerAPO
- IMGGetImagerAPO
- IMGSetPrintWeight
- IMGGetPrintWeight
- IMGSetLED
- IMGGetLED
- IMGSetBuzzer
- IMGGetBuzzer
- IMGSetVibrator
- IMGGetVibrator
- IMGSetDeliberation
- IMGGetDeliberation
- IMGSetDecodeCenteringWindow
- IMGGetDecodeCenteringWindow
- IMGLoadConfigFile
- IMGSaveConfigFile
- IMGMakeImageFile
- IMGSetDecodePreview
- IMGGetDecodePreview
- IMGStartPreview
- IMGStopPreview
- IMGSetFocus
- IMGGetFocus
- プログラミング上の注意点
- サンプルソースコード

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5.6 サインキャプチャ
この例では、トリガキーが押されるとシンボルのデコードを行い、そのシンボルの右下にある画像を取得し
て表示します。
以下の各コードのサインキャプチャが行えます。
表 5-1
Code128 PDF417 Aztec
#define ID_HOTKEY_L 1 // Hotkey ID of L Trigger
#define ID_HOTKEY_R 2 // Hotkey ID of R Trigger
#define VKEY_TRIGGER_L VK_F24 // Virtual Key of L Trigger
#define VKEY_TRIGGER_R VK_F21 // Virtual Key of R Trigger
#define VKEY_CLR VK_ESCAPE
HPALETTE g_hPalette;
HPALETTE SetPalette( void );
BOOL fTrigger( VOID);
VOID ShowImage( HWND , LPBYTE , int , int);
VOID LowerGradation( LPBYTE, const LPBYTE, DWORD);
LRESULT CALLBACK WndProc( HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
static HWND hEditMessage;
HDC hdc;
PAINTSTRUCT ps;
TCHAR chCodeID, chAimID, chModifier, szDecodeMessage[ 512];
DWORD dwLength;
int nResult;
static LPBYTE pSignCaptureBuffer;
static DWORD dwWidth, dwHeight, dwFormat, dwAspectRatio;
static int nResolution, nOffsetX, nOffsetY;
BOOL ResPeek;
MSG msg;
switch (message)
{
case WM_KEYDOWN:
switch( LOWORD( wParam))