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Make voicefont produce proper files on big endian machines. 

Voicefont writes most data as integer values which need bitswapping depending
on the architecture. Fixes voicefont creating invalid files on OS X PPC.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25160 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dominik Riebeling 2010-03-13 23:34:19 +00:00
parent 1759a299f1
commit efeb43b341
1 changed files with 6 additions and 1 deletions
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7
tools/voicefont.c
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@ -32,12 +32,16 @@
#define HEADER_SIZE 20
/* endian conversion macros */
#if defined(__BIG_ENDIAN__)
#define SWAP2(x) (x)
#define SWAP4(x) (x)
#else
#define SWAP2(x) ((((unsigned)(x)>>8) & 0x00ff) | (((unsigned)(x)<<8) & 0xff00))
#define SWAP4(x) ((((unsigned)(x)>>24) & 0x000000ff) |\
(((unsigned)(x)>>8) & 0x0000ff00) |\
(((unsigned)(x)<<8) & 0x00ff0000) |\
(((unsigned)(x)<<24) & 0xff000000))
#endif
/* bitswap audio bytes, LSB becomes MSB and vice versa */
int BitswapAudio (unsigned char* pDest, unsigned char* pSrc, size_t len)
@ -247,3 +251,4 @@ int main (int argc, char** argv)
return 0;
}
#endif