0,0 → 1,103 |
// OGG vorbis for KolibriOS in native shared COFF library format. |
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// https://github.com/nothings/stb/blob/master/stb_vorbis.c |
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// Some functions to allow us building without any external libs |
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#include <stddef.h> |
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void* memset(void *base, int val, size_t len) |
{ |
int i; |
for (i=0; i < len; ++i) ((char *) base)[i] = val; |
} |
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int memcmp(const void *p1, const void *p2, size_t len) |
{ |
unsigned char *q1 = (unsigned char *) p1; |
unsigned char *q2 = (unsigned char *) p2; |
int i; |
for (i=0; i < len; ++i) |
if (q1[i] < q2[i]) return -1; |
else if (q1[i] > q2[i]) return 1; |
return 0; |
} |
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void* memcpy(void *dest, const void *src, size_t num) |
{ |
int i; |
for (i=0; i < num; ++i) |
((char *)dest)[i] = ((char *) src)[i]; |
} |
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double powerd (double x, int y) |
{ |
double temp; |
if (y == 0) |
return 1; |
temp = powerd (x, y / 2); |
if ((y % 2) == 0) { |
return temp * temp; |
} else { |
if (y > 0) |
return x * temp * temp; |
else |
return (temp * temp) / x; |
} |
} |
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double ldexp(double Value, int Exponent) |
{ |
return((Value * powerd(2.0, Exponent))); |
} |
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#include "qsort.c" |
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// For building with mingw compiler |
__attribute__((externally_visible)) void __chkstk_ms(){ |
return; |
} |
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# define assert(expr) ((void) (0)) |
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// Actual stb_vorbis related stuff starts here |
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#define STB_VORBIS_NO_STDIO 1 |
#define STB_VORBIS_NO_CRT 1 |
//#define STB_VORBIS_NO_PULLDATA_API 1 |
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#include "stb_vorbis.c" |
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// KolibriOS type EXPORTS header |
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int __stdcall libInit(){ |
return 1; |
} |
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typedef struct{ |
char *name; |
void *f; |
}export_t; |
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char szLibInit[] ="lib_init"; |
char szVersion[] ="version"; |
char szPushDataOpen[] ="pushdata_open"; |
char szPushDataDecode[] ="pushdata_decode"; |
char szPushDataFlush[] ="pushdata_flush"; |
//char szConvertSamplesShort[] = "convert_samples_short"; |
char szConvertSamplesShortInterleaved[] = "convert_channels_short_interleaved"; |
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__attribute__((externally_visible)) export_t EXPORTS[] __asm__("EXPORTS") = |
{ |
{ szLibInit, libInit }, |
{ szVersion, (void*)0x00010001 }, |
{ szPushDataOpen, stb_vorbis_open_pushdata }, |
{ szPushDataDecode, stb_vorbis_decode_frame_pushdata }, |
{ szPushDataFlush, stb_vorbis_flush_pushdata}, |
//{ szConvertSamplesShort, convert_samples_short}, |
{ szConvertSamplesShortInterleaved, convert_channels_short_interleaved}, |
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{ NULL, NULL }, |
}; |
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// End of file |