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Move png_chunk_type to rpng_decode_common.h

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This commit is contained in:
twinaphex 2015-02-26 20:09:43 +01:00
parent f9fcbb7bb2
commit b08176ae00
2 changed files with 23 additions and 22 deletions
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22
libretro-common/formats/png/rpng_common.h
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@ -78,27 +78,5 @@ static INLINE uint32_t dword_be(const uint8_t *buf)
return (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | (buf[3] << 0); return (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | (buf[3] << 0);
} }
static INLINE enum png_chunk_type png_chunk_type(const struct png_chunk *chunk)
{
unsigned i;
struct
{
const char *id;
enum png_chunk_type type;
} static const chunk_map[] = {
{ "IHDR", PNG_CHUNK_IHDR },
{ "IDAT", PNG_CHUNK_IDAT },
{ "IEND", PNG_CHUNK_IEND },
{ "PLTE", PNG_CHUNK_PLTE },
};
for (i = 0; i < ARRAY_SIZE(chunk_map); i++)
{
if (memcmp(chunk->type, chunk_map[i].id, 4) == 0)
return chunk_map[i].type;
}
return PNG_CHUNK_NOOP;
}
#endif #endif

23
libretro-common/formats/png/rpng_decode_common.h
View File

@ -23,6 +23,29 @@
#ifndef _RPNG_DECODE_COMMON_H #ifndef _RPNG_DECODE_COMMON_H
#define _RPNG_DECODE_COMMON_H #define _RPNG_DECODE_COMMON_H
static enum png_chunk_type png_chunk_type(const struct png_chunk *chunk)
{
unsigned i;
struct
{
const char *id;
enum png_chunk_type type;
} static const chunk_map[] = {
{ "IHDR", PNG_CHUNK_IHDR },
{ "IDAT", PNG_CHUNK_IDAT },
{ "IEND", PNG_CHUNK_IEND },
{ "PLTE", PNG_CHUNK_PLTE },
};
for (i = 0; i < ARRAY_SIZE(chunk_map); i++)
{
if (memcmp(chunk->type, chunk_map[i].id, 4) == 0)
return chunk_map[i].type;
}
return PNG_CHUNK_NOOP;
}
static void copy_line_rgb(uint32_t *data, static void copy_line_rgb(uint32_t *data,
const uint8_t *decoded, unsigned width, unsigned bpp) const uint8_t *decoded, unsigned width, unsigned bpp)
{ {