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Searched
full:flac__real
(Results
1 - 10
of
10
) sorted by null
/external/flac/libFLAC/include/private/
window.h
53
void FLAC__window_bartlett(
FLAC__real
*window, const FLAC__int32 L);
54
void FLAC__window_bartlett_hann(
FLAC__real
*window, const FLAC__int32 L);
55
void FLAC__window_blackman(
FLAC__real
*window, const FLAC__int32 L);
56
void FLAC__window_blackman_harris_4term_92db_sidelobe(
FLAC__real
*window, const FLAC__int32 L);
57
void FLAC__window_connes(
FLAC__real
*window, const FLAC__int32 L);
58
void FLAC__window_flattop(
FLAC__real
*window, const FLAC__int32 L);
59
void FLAC__window_gauss(
FLAC__real
*window, const FLAC__int32 L, const
FLAC__real
stddev); /* 0.0 < stddev <= 0.5 */
60
void FLAC__window_hamming(
FLAC__real
*window, const FLAC__int32 L);
61
void FLAC__window_hann(
FLAC__real
*window, const FLAC__int32 L)
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lpc.h
55
void FLAC__lpc_window_data(const FLAC__int32 in[], const
FLAC__real
window[],
FLAC__real
out[], unsigned data_len);
69
void FLAC__lpc_compute_autocorrelation(const
FLAC__real
data[], unsigned data_len, unsigned lag,
FLAC__real
autoc[]);
73
void FLAC__lpc_compute_autocorrelation_asm_ia32(const
FLAC__real
data[], unsigned data_len, unsigned lag,
FLAC__real
autoc[]);
74
void FLAC__lpc_compute_autocorrelation_asm_ia32_sse_lag_4(const
FLAC__real
data[], unsigned data_len, unsigned lag,
FLAC__real
autoc[]);
75
void FLAC__lpc_compute_autocorrelation_asm_ia32_sse_lag_8(const
FLAC__real
data[], unsigned data_len, unsigned lag,
FLAC__real
autoc[])
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float.h
48
*
FLAC__real
is the basic floating point type used in LPC analysis.
54
* WATCHOUT: changing
FLAC__real
will change the signatures of many
57
typedef float
FLAC__real
;
memory.h
53
FLAC__bool FLAC__memory_alloc_aligned_real_array(unsigned elements,
FLAC__real
**unaligned_pointer,
FLAC__real
**aligned_pointer);
/external/flac/libFLAC/
window.c
49
void FLAC__window_bartlett(
FLAC__real
*window, const FLAC__int32 L)
68
void FLAC__window_bartlett_hann(
FLAC__real
*window, const FLAC__int32 L)
74
window[n] = (
FLAC__real
)(0.62f - 0.48f * fabs((float)n/(float)N+0.5f) + 0.38f * cos(2.0f * M_PI * ((float)n/(float)N+0.5f)));
77
void FLAC__window_blackman(
FLAC__real
*window, const FLAC__int32 L)
83
window[n] = (
FLAC__real
)(0.42f - 0.5f * cos(2.0f * M_PI * n / N) + 0.08f * cos(4.0f * M_PI * n / N));
87
void FLAC__window_blackman_harris_4term_92db_sidelobe(
FLAC__real
*window, const FLAC__int32 L)
93
window[n] = (
FLAC__real
)(0.35875f - 0.48829f * cos(2.0f * M_PI * n / N) + 0.14128f * cos(4.0f * M_PI * n / N) - 0.01168f * cos(6.0f * M_PI * n / N));
96
void FLAC__window_connes(
FLAC__real
*window, const FLAC__int32 L)
105
window[n] = (
FLAC__real
)(k * k);
109
void FLAC__window_flattop(
FLAC__real
*window, const FLAC__int32 L
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memory.c
192
FLAC__bool FLAC__memory_alloc_aligned_real_array(unsigned elements,
FLAC__real
**unaligned_pointer,
FLAC__real
**aligned_pointer)
194
FLAC__real
*pu; /* unaligned pointer */
196
FLAC__real
*pa; /* aligned pointer */
208
pu = (
FLAC__real
*)FLAC__memory_alloc_aligned(sizeof(*pu) * elements, &u.pv);
lpc.c
56
void FLAC__lpc_window_data(const FLAC__int32 in[], const
FLAC__real
window[],
FLAC__real
out[], unsigned data_len)
63
void FLAC__lpc_compute_autocorrelation(const
FLAC__real
data[], unsigned data_len, unsigned lag,
FLAC__real
autoc[])
67
FLAC__real
d;
91
FLAC__real
d;
112
void FLAC__lpc_compute_lp_coefficients(const
FLAC__real
autoc[], unsigned *max_order,
FLAC__real
lp_coeff[][FLAC__MAX_LPC_ORDER], FLAC__double error[])
145
lp_coeff[i][j] = (
FLAC__real
)(-lpc[j]); /* negate FIR filter coeff to get predictor coeff */
156
int FLAC__lpc_quantize_coefficients(const
FLAC__real
lp_coeff[], unsigned order, unsigned precision, FLAC__int32 qlp_coeff[], int *shift
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stream_encoder.c
218
const
FLAC__real
lp_coeff[],
337
FLAC__real
*real_signal[FLAC__MAX_CHANNELS]; /* (@@@ currently unused) the floating-point version of the input signal */
338
FLAC__real
*real_signal_mid_side[2]; /* (@@@ currently unused) the floating-point version of the mid-side input signal (stereo only) */
339
FLAC__real
*window[FLAC__MAX_APODIZATION_FUNCTIONS]; /* the pre-computed floating-point window for each apodization function */
340
FLAC__real
*windowed_signal; /* the integer_signal[] * current window[] */
376
void (*local_lpc_compute_autocorrelation)(const
FLAC__real
data[], unsigned data_len, unsigned lag,
FLAC__real
autoc[]);
407
FLAC__real
*real_signal_unaligned[FLAC__MAX_CHANNELS]; /* (@@@ currently unused) */
408
FLAC__real
*real_signal_mid_side_unaligned[2]; /* (@@@ currently unused) */
409
FLAC__real
*window_unaligned[FLAC__MAX_APODIZATION_FUNCTIONS]
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/external/flac/libFLAC/include/protected/
stream_encoder.h
68
FLAC__real
stddev;
71
FLAC__real
p;
/external/flac/libFLAC/ia32/
lpc_asm.nasm
51
; void FLAC__lpc_compute_autocorrelation_asm(const
FLAC__real
data[], unsigned data_len, unsigned lag,
FLAC__real
autoc[])
53
;
FLAC__real
d;
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