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(RPNG) Create adam7_restore_buf_size

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This commit is contained in:
twinaphex 2015-03-13 19:39:36 +01:00
parent 1df814f9d5
commit 03984168c6
2 changed files with 9 additions and 4 deletions
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12
libretro-common/formats/png/rpng_decode_common.h
View File

@ -457,9 +457,9 @@ static int png_reverse_filter_adam7(uint32_t *data,
goto end;
}
pngp->inflate_buf += pngp->pass.size;
pngp->restore_buf_size += pngp->pass.size;
pngp->stream.total_out -= pngp->pass.size;
pngp->inflate_buf += pngp->pass.size;
pngp->adam7_restore_buf_size += pngp->pass.size;
pngp->stream.total_out -= pngp->pass.size;
png_reverse_filter_adam7_deinterlace_pass(data,
ihdr, pngp->data, pngp->pass.width, pngp->pass.height, &passes[pngp->pass.pos]);
@ -476,7 +476,8 @@ cont:
return 0;
end:
pngp->inflate_buf -= pngp->restore_buf_size;
pngp->inflate_buf -= pngp->adam7_restore_buf_size;
pngp->adam7_restore_buf_size = 0;
return ret;
}
@ -487,6 +488,9 @@ static bool png_reverse_filter_loop(struct rpng_t *rpng,
if (rpng->ihdr.interlace == 1)
{
int ret = 0;
rpng->process.adam7_restore_buf_size = 0;
do
{
ret = png_reverse_filter_adam7(*data,

1
libretro-common/include/formats/rpng.h
View File

@ -71,6 +71,7 @@ struct rpng_process_t
uint8_t *decoded_scanline;
uint8_t *inflate_buf;
size_t restore_buf_size;
size_t adam7_restore_buf_size;
size_t inflate_buf_size;
unsigned bpp;
unsigned pitch;