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Remove WebRtcIsac_Highpass_float().

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This function is unreferenced and not even declared in a header file.

Split from https://codereview.webrtc.org/1228793004/ .

BUG=none
TEST=none

Review URL: https://codereview.webrtc.org/1296513002

Cr-Commit-Position: refs/heads/master@{#9716}
This commit is contained in:
pkasting
2015-08-14 12:38:02 -07:00
committed by Commit bot
parent 55e9a7dc4b
commit 805d8fb6eb
1 changed files with 0 additions and 13 deletions
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13
webrtc/modules/audio_coding/codecs/isac/main/source/filter_functions.c
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@ -245,8 +245,6 @@ void WebRtcIsac_DecimateAllpass(const double *in,
* HP_a = [1, -2*real(p), abs(p)^2]; */
static const double a_coef[2] = { 1.86864659625574, -0.88360000000000};
static const double b_coef[2] = {-1.99524591718270, 0.99600400000000};
static const float a_coef_float[2] = { 1.86864659625574f, -0.88360000000000f};
static const float b_coef_float[2] = {-1.99524591718270f, 0.99600400000000f};
/* second order high-pass filter */
void WebRtcIsac_Highpass(const double *in, double *out, double *state, int N)
@ -259,14 +257,3 @@ void WebRtcIsac_Highpass(const double *in, double *out, double *state, int N)
state[0] = b_coef[1] * *in++ + a_coef[1] * *out++;
}
}
void WebRtcIsac_Highpass_float(const float *in, double *out, double *state, int N)
{
int k;
for (k=0; k<N; k++) {
*out = (double)*in + state[1];
state[1] = state[0] + b_coef_float[0] * *in + a_coef_float[0] * *out;
state[0] = b_coef_float[1] * (double)*in++ + a_coef_float[1] * *out++;
}
}