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Release GIL in filters

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This commit is contained in:
Alexander 2017-08-11 15:17:47 +03:00
parent cae7789372
commit 864a24e7b8
1 changed files with 6 additions and 0 deletions
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6
libImaging/Filter.c
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@ -31,6 +31,7 @@ ImagingExpand(Imaging imIn, int xmargin, int ymargin, int mode)
{
Imaging imOut;
int x, y;
ImagingSectionCookie cookie;
if (xmargin < 0 && ymargin < 0)
return (Imaging) ImagingError_ValueError("bad kernel size");
@ -60,11 +61,13 @@ ImagingExpand(Imaging imIn, int xmargin, int ymargin, int mode)
EXPAND_LINE(type, image, imIn->ysize-1, ymargin+imIn->ysize+y);\
}
ImagingSectionEnter(&cookie);
if (imIn->image8) {
EXPAND(UINT8, image8);
} else {
EXPAND(INT32, image32);
}
ImagingSectionLeave(&cookie);
ImagingCopyInfo(imOut, imIn);
@ -78,6 +81,7 @@ ImagingFilter(Imaging im, int xsize, int ysize, const FLOAT32* kernel,
Imaging imOut;
int x, y;
FLOAT32 sum;
ImagingSectionCookie cookie;
if (!im || strcmp(im->mode, "L") != 0)
return (Imaging) ImagingError_ModeError();
@ -131,6 +135,7 @@ ImagingFilter(Imaging im, int xsize, int ysize, const FLOAT32* kernel,
(int) image[y-2][x+d] * kernel[23] + \
(int) image[y-2][x+d+d] * kernel[24])
ImagingSectionEnter(&cookie);
if (xsize == 3) {
/* 3x3 kernel. */
for (x = 0; x < im->xsize; x++)
@ -174,6 +179,7 @@ ImagingFilter(Imaging im, int xsize, int ysize, const FLOAT32* kernel,
for (x = 0; x < im->xsize; x++)
imOut->image8[y][x] = im->image8[y][x];
}
ImagingSectionLeave(&cookie);
return imOut;
}