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(RPNG) Optimize png_reverse_filter_adam7_deinterlace_pass

This commit is contained in:
twinaphex 2020-08-19 10:05:09 +02:00
parent 33f9ef90d8
commit a283b71261
1 changed files with 6 additions and 3 deletions
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9
libretro-common/formats/png/rpng.c
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@ -468,10 +468,13 @@ static void png_reverse_filter_adam7_deinterlace_pass(uint32_t *data,
for (y = 0; y < pass_height; for (y = 0; y < pass_height;
y++, data += ihdr->width * pass->stride_y, input += pass_width) y++, data += ihdr->width * pass->stride_y, input += pass_width)
{ {
uint32_t *out = data; uint32_t *out = data;
const uint32_t *input_ptr = NULL;
for (x = 0; x < pass_width; x++, out += pass->stride_x) for ( input_ptr = &input[0]
*out = input[x]; ; input_ptr < input + pass_width
; input_ptr++, out += pass->stride_x)
*out = *input_ptr;
} }
} }