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align lines

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Alexander 2017-09-16 19:00:46 +03:00
parent 63b925d74c
commit d4a1f7a01a
1 changed files with 5 additions and 3 deletions
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8
libImaging/Storage.c
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@ -266,6 +266,7 @@ ImagingDelete(Imaging im)
#define MEMORY_BLOCK_SIZE (1024*1024)
#define MEMORY_MAX_BLOCKS 0
#define MEMORY_ALIGN_LINES 64
void **_blocks = NULL;
int _blocks_free = 0;
@ -324,9 +325,10 @@ ImagingAllocateArray(Imaging im, int dirty)
{
int y, line_in_block, current_block;
char* p;
int lines_pre_block, blocks_count;
int lines_pre_block, blocks_count, linesize;
lines_pre_block = MEMORY_BLOCK_SIZE / im->linesize;
linesize = ((im->linesize - 1) / MEMORY_ALIGN_LINES + 1) * MEMORY_ALIGN_LINES;
lines_pre_block = MEMORY_BLOCK_SIZE / linesize;
blocks_count = (im->ysize + lines_pre_block - 1) / lines_pre_block;
/* One extra ponter is always NULL */
@ -345,7 +347,7 @@ ImagingAllocateArray(Imaging im, int dirty)
}
im->blocks[current_block] = p;
}
im->image[y] = p + im->linesize * line_in_block;
im->image[y] = p + linesize * line_in_block;
line_in_block += 1;
if (line_in_block >= lines_pre_block) {