L_ClrIsValid

#include "ltkrn.h"
#include "ltclr.h"

L_LTCLR_API L_INT L_ClrIsValid(ClrHandle)

Determines whether the color conversion is valid for the conversion process.

Parameters

L_HANDLE ClrHandle

Handle to an existing color conversion. This handle is obtained by calling the L_ClrInit function.

Returns

Value Meaning
SUCCESS The function was successful.
< 1 An error occurred. Refer to Return Codes.

Comments

This function is useful for checking the validity of some conversion handle when using multiple converters.

Platforms

Win32, x64.

Required DLLs and Libraries

LTCLR

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

See Also

Functions

Topics

Example

L_INT ClrIsValidExample( 
   HANDLE ClrHandle, 
   L_UCHAR* pInput, 
   L_UCHAR* pOutput, 
   L_INT nWidth, 
   L_INT nHeight) 
{ 
   L_INT nRet; 
 
   /* Check first the handle*/ 
   nRet = L_ClrIsValid(ClrHandle); 
   if(nRet != SUCCESS) 
      return nRet; 
 
   /* Convert the image buffer */ 
   nRet = L_ClrConvert(ClrHandle, /* conversion handle */ 
      pInput,     /* input buffer      */ 
      pOutput,    /* output buffer     */ 
      nWidth,     /* pixels width      */ 
      nHeight,    /* pixels height     */ 
      0,          /* 0 bytes align     */ 
      0);         /* 0 bytes align     */ 
 
   return nRet; 
} 
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© 1991-2021 LEAD Technologies, Inc. All Rights Reserved.