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Create png_reverse_filter_deinit

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This commit is contained in:
twinaphex 2015-02-25 20:36:54 +01:00
parent 0c29342fd6
commit ef09b9a855
1 changed files with 10 additions and 6 deletions
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16
libretro-common/formats/png/rpng_decode_common.h
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@ -89,6 +89,14 @@ static void deinterlace_pass(uint32_t *data, const struct png_ihdr *ihdr,
} }
} }
static void png_reverse_filter_deinit(struct rpng_process_t *pngp)
{
if (pngp->decoded_scanline)
free(pngp->decoded_scanline);
if (pngp->prev_scanline)
free(pngp->prev_scanline);
}
static bool png_reverse_filter_init(uint32_t *data, const struct png_ihdr *ihdr, static bool png_reverse_filter_init(uint32_t *data, const struct png_ihdr *ihdr,
struct rpng_process_t *pngp) struct rpng_process_t *pngp)
{ {
@ -105,8 +113,7 @@ static bool png_reverse_filter_init(uint32_t *data, const struct png_ihdr *ihdr,
if (!pngp->prev_scanline || !pngp->decoded_scanline) if (!pngp->prev_scanline || !pngp->decoded_scanline)
{ {
free(pngp->decoded_scanline); png_reverse_filter_deinit(pngp);
free(pngp->prev_scanline);
return false; return false;
} }
@ -186,10 +193,7 @@ static bool png_reverse_filter(uint32_t *data, const struct png_ihdr *ihdr,
} }
end: end:
if (pngp->decoded_scanline) png_reverse_filter_deinit(pngp);
free(pngp->decoded_scanline);
if (pngp->prev_scanline)
free(pngp->prev_scanline);
return ret; return ret;
} }