L_DlgJPEGWebTuner

#include "l_bitmap.h"

L_LTDLG_API L_INT L_DlgJPEGWebTuner(hWndOwner, pDlgParams)

L_HWND hWndOwner;	owner of dialog
LPJPEGWEBTUNERDLGPARAMS pDlgParams;	pointer to a structure

Displays the JPEG Web Tuner dialog box, and gets the tuning options used by L_SaveBitmap.

Parameter	Description
hWndOwner	Handle of the window, which owns the dialog.
pDlgParams	Pointer to a JPEGWEBTUNERDLGPARAMS structure to be updated with the values entered by the user through the dialog. Set members of this structure, before calling this function, to set the dialogs initial values.

Comments

The JPEG Web Tuner dialog.

Returns

SUCCESS_DLG_OK	The "OK" button was pressed, and the dialog exited successfully.
SUCCESS_DLG_CLOSE	The "Close" button was pressed, and the dialog exited successfully.
SUCCESS_DLG_CANCEL	The "Cancel" button was pressed, and the dialog exited successfully.
< 1	An error occurred. Refer to Return Codes.

Required DLLs and Libraries

LTDLGWEB
LTDLGKRN
LTDLGUTL
LTDLGCTRL
LTDLGCOM
LTDIS
LTIMG
LTKRN

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application

Example

#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName 
// Example 1: 
L_INT DlgJPEGWebTunerFirstExample(HWND hWnd,pBITMAPHANDLE  pBitmap) 
{ 
   L_INT nRet; 
   JPEGWEBTUNERDLGPARAMS DlgParams ; 
   memset ( &DlgParams, 0, sizeof ( JPEGWEBTUNERDLGPARAMS ) ) ; 
   DlgParams.uStructSize   = sizeof ( JPEGWEBTUNERDLGPARAMS ) ; 
   DlgParams.pBitmap       = pBitmap ; 
   DlgParams.uDlgFlags     = DLG_JPEGWEBTUNER_SHOW_EXPORT         | 
   DLG_JPEGWEBTUNER_SHOW_INFORMATION    | 
   DLG_JPEGWEBTUNER_SHOW_PREVIEW        | 
   DLG_JPEGWEBTUNER_SHOW_TOOL_ZOOMLEVEL | 
   DLG_JPEGWEBTUNER_SHOW_SAVETHUMBNAIL  | 
   DLG_JPEGWEBTUNER_SHOW_OPTIONS        | 
   DLG_JPEGWEBTUNER_SHOW_SAVETHUMBNAIL  ; 
   nRet = L_DlgInit ( DLG_INIT_COLOR ) ; 
   if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED) 
      return nRet; 
   nRet = L_DlgJPEGWebTuner ( hWnd, &DlgParams ) ; 
   if(nRet < 1) 
      return nRet; 
   nRet = L_DlgFree () ; 
   if(nRet != SUCCESS) 
      return nRet; 
   return SUCCESS; 
} 
// Example 2: 
static L_VOID  ExportBitmap (L_TCHAR*                szFileName, 
pBITMAPHANDLE           pBitmap, 
LPJPEGWEBTUNERDLGPARAMS pParam) 
{ 
   {// SAVE TO DISK 
      SAVEFILEOPTION SaveOption ; 
      memset ( &SaveOption, 0, sizeof ( SAVEFILEOPTION ) ) ; 
      if ( pParam->bProgressive ) 
      { 
         SaveOption.Passes = -1 ; 
      } 
      if ( pParam->bWithStamp ) 
      { 
         SaveOption.Flags       |=  ESO_JPEGSTAMP | ESO_SAVEWITHSTAMP ; 
         SaveOption.StampWidth  = 32 ; 
         SaveOption.StampHeight = 32 ; 
         SaveOption.StampBits   = 24 ; 
      } 
      L_SaveBitmap ( szFileName, 
      pBitmap, 
      pParam->nFormat, 
      24, 
      pParam->nQuality, 
      &SaveOption ) ; 
   }// SAVE TO DISK 
} 
L_INT DlgJPEGWebTunerSecondExample(HWND hWnd,pBITMAPHANDLE pBitmap) 
{ 
   L_INT                   nRet ; 
   JPEGWEBTUNERDLGPARAMS   DlgParams ; 
   memset ( &DlgParams, 0, sizeof ( JPEGWEBTUNERDLGPARAMS ) ) ; 
   DlgParams.uStructSize   = sizeof ( JPEGWEBTUNERDLGPARAMS ) ; 
   DlgParams.pBitmap       = pBitmap ; 
   DlgParams.uDlgFlags     = DLG_JPEGWEBTUNER_SHOW_INFORMATION    | 
   DLG_JPEGWEBTUNER_SHOW_PREVIEW        | 
   DLG_JPEGWEBTUNER_SHOW_TOOL_ZOOMLEVEL | 
   DLG_JPEGWEBTUNER_SHOW_SAVETHUMBNAIL  | 
   DLG_JPEGWEBTUNER_SHOW_OPTIONS        ; 
   nRet = L_DlgInit ( DLG_INIT_COLOR ) ; 
   if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED) 
      return nRet; 
   nRet = L_DlgJPEGWebTuner (hWnd, &DlgParams) ; 
   if ( SUCCESS_DLG_OK == nRet ) 
   { 
      ExportBitmap (MAKE_IMAGE_PATH(TEXT("tuned.gif")), pBitmap, &DlgParams ) ; 
   } 
   else 
      if(nRet < 1 ) 
      return nRet; 
   nRet = L_DlgFree () ; 
   if(nRet != SUCCESS) 
      return nRet; 
   return SUCCESS; 
}

Help Version 19.0.2017.10.27

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LEADTOOLS Common Dialog C API Help

Introduction

Version History

Getting Started

Redistributables/Files To Be Included With Your Application

Quick Reference

Function References

Appendix

Functions:	L_DlgInit, L_SaveBitmap, L_DlgGIFWebTuner, L_DlgPNGWebTuner
Topics:	Dialogs: HTML/Web
	Using Imaging Common Dialog