mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-12-30 20:06:17 +03:00
59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
/*
|
|
* The Python Imaging Library
|
|
* $Id$
|
|
*
|
|
* copy image
|
|
*
|
|
* history:
|
|
* 95-11-26 fl Moved from Imaging.c
|
|
* 97-05-12 fl Added ImagingCopy2
|
|
* 97-08-28 fl Allow imOut == NULL in ImagingCopy2
|
|
*
|
|
* Copyright (c) Fredrik Lundh 1995-97.
|
|
* Copyright (c) Secret Labs AB 1997.
|
|
*
|
|
* See the README file for details on usage and redistribution.
|
|
*/
|
|
|
|
|
|
#include "Imaging.h"
|
|
|
|
|
|
static Imaging
|
|
_copy(Imaging imOut, Imaging imIn)
|
|
{
|
|
ImagingSectionCookie cookie;
|
|
int y;
|
|
|
|
if (!imIn)
|
|
return (Imaging) ImagingError_ValueError(NULL);
|
|
|
|
imOut = ImagingNew2Dirty(imIn->mode, imOut, imIn);
|
|
if (!imOut)
|
|
return NULL;
|
|
|
|
ImagingCopyInfo(imOut, imIn);
|
|
|
|
ImagingSectionEnter(&cookie);
|
|
if (imIn->block != NULL && imOut->block != NULL)
|
|
memcpy(imOut->block, imIn->block, imIn->ysize * imIn->linesize);
|
|
else
|
|
for (y = 0; y < imIn->ysize; y++)
|
|
memcpy(imOut->image[y], imIn->image[y], imIn->linesize);
|
|
ImagingSectionLeave(&cookie);
|
|
|
|
return imOut;
|
|
}
|
|
|
|
Imaging
|
|
ImagingCopy(Imaging imIn)
|
|
{
|
|
return _copy(NULL, imIn);
|
|
}
|
|
|
|
Imaging
|
|
ImagingCopy2(Imaging imOut, Imaging imIn)
|
|
{
|
|
return _copy(imOut, imIn);
|
|
}
|