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Revert "Optimize png_read_plte" 

This reverts commit 107b640bc0.
This commit is contained in:
twinaphex 2020-08-19 18:16:10 +02:00
parent ea5d134337
commit 7c19d4d009
1 changed files with 6 additions and 9 deletions
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15
libretro-common/formats/png/rpng.c
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@ -821,17 +821,14 @@ false_end:
static bool png_read_plte(uint8_t *buf, static bool png_read_plte(uint8_t *buf,
uint32_t *buffer, unsigned entries) uint32_t *buffer, unsigned entries)
{ {
uint8_t *buf_ptr = NULL; unsigned i;
uint32_t *buffer_ptr = NULL;
for ( buf_ptr = &buf[0], buffer_ptr = &buffer[0] for (i = 0; i < entries; i++)
; buffer_ptr < buffer + entries
; buf_ptr += 3, buffer_ptr++)
{ {
uint32_t r = *(buf_ptr); uint32_t r = buf[3 * i + 0];
uint32_t g = *(buf_ptr + 1); uint32_t g = buf[3 * i + 1];
uint32_t b = *(buf_ptr + 2); uint32_t b = buf[3 * i + 2];
*buffer_ptr = (r << 16) | (g << 8) | (b << 0) | (0xffu << 24); buffer[i] = (r << 16) | (g << 8) | (b << 0) | (0xffu << 24);
} }
return true; return true;