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Searched refs:fracbits (Results 1 – 3 of 3) sorted by relevance

/external/flac/libFLAC/
Dfixed.c61 int fracbits; /* the number of bits of rbps that comprise the fractional part */ in local__compute_rbps_integerized() local
76 fracbits = (8*sizeof(err)) - (FLAC__bitmath_ilog2(err)+1); in local__compute_rbps_integerized()
78 err <<= fracbits; in local__compute_rbps_integerized()
90 fracbits -= (int)(bits-16); in local__compute_rbps_integerized()
96 fracbits += 16; in local__compute_rbps_integerized()
97 FLAC__ASSERT(fracbits >= 0); in local__compute_rbps_integerized()
101 const int f = fracbits & 3; in local__compute_rbps_integerized()
104 fracbits -= f; in local__compute_rbps_integerized()
108 rbps = FLAC__fixedpoint_log2(rbps, fracbits, (unsigned)(-1)); in local__compute_rbps_integerized()
124 FLAC__ASSERT((int)FLAC__bitmath_ilog2(rbps)+1 <= fracbits + 6); in local__compute_rbps_integerized()
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Dfloat.c269 FLAC__uint32 FLAC__fixedpoint_log2(FLAC__uint32 x, unsigned fracbits, unsigned precision) in FLAC__fixedpoint_log2() argument
271 const FLAC__uint32 ONE = (1u << fracbits); in FLAC__fixedpoint_log2()
272 const FLAC__uint32 *table = log2_lookup[fracbits >> 2]; in FLAC__fixedpoint_log2()
274 FLAC__ASSERT(fracbits < 32); in FLAC__fixedpoint_log2()
275 FLAC__ASSERT((fracbits & 0x3) == 0); in FLAC__fixedpoint_log2()
/external/flac/libFLAC/include/private/
Dfloat.h91 FLAC__uint32 FLAC__fixedpoint_log2(FLAC__uint32 x, unsigned fracbits, unsigned precision);