LFile::GetPCDResolution
#include "ltwrappr.h"
virtual L_INT LFile::GetPCDResolution(pPCDInfo)
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pPCDINFO pPCDInfo; |
/* pointer to a LEAD PCDINFO structure */ |
Examines a PhotoCD file to determine which resolutions it contains.
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Parameter |
Description |
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pPCDInfo |
Pointer to the LEAD PCDINFO structure. |
Returns
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SUCCESS |
The function was successful. |
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< 1 |
An error occurred. Refer to Return Codes. |
Comments
Before calling this function, declare a variable for a PCDINFO structure. Then, after calling this function, look at the values in the structure to see which resolutions are available.
The PCDINFO structure is specified as follows in the LTFIL.H file:
typedef struct pcdinfo
{
L_INT resolution[6];
} PCDINFO, L_FAR *pPCDINFO
The structure contains an array of integers, and the value of each integer can be 0 or 1. The following symbolic constants are defined for use as indexes into the array:
|
Constant Used as Index |
Meaning |
|
L_PCD_BASE_OVER_64 |
[0] Resolution 64 x 96 |
|
L_PCD_BASE_OVER_16 |
[1] Resolution 128 x 192 |
|
L_PCD_BASE_OVER_4 |
[2] Resolution 256 x 384 |
|
L_PCD_BASE |
[3] Resolution 512 x 768 |
|
L_PCD_4BASE |
[4] Resolution 1024 x 1536 |
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L_PCD_16BASE |
[5] Resolution 2048 x 3072 |
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Note: |
More options are available in the LOADFILEOPTION structure. |
Required DLLs and Libraries
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LTFIL 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
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Functions: |
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Topics: |
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Example
L_VOID MyFunction()
{
LFile LeadFile;
PCDINFO PCDInfo;
LeadFile.SetFileName(TEXT("Img0024.pcd")) ;
LeadFile.GetPCDResolution(&PCDInfo);
}