From 1b52a76815aa068a3477bfdfaf58718d41d7f9b4 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:36 -0800 Subject: auto import from //depot/cupcake/@135843 --- arm-wt-22k/lib_src/eas_pan.h | 66 -------------------------------------------- 1 file changed, 66 deletions(-) delete mode 100644 arm-wt-22k/lib_src/eas_pan.h (limited to 'arm-wt-22k/lib_src/eas_pan.h') diff --git a/arm-wt-22k/lib_src/eas_pan.h b/arm-wt-22k/lib_src/eas_pan.h deleted file mode 100644 index cefa650..0000000 --- a/arm-wt-22k/lib_src/eas_pan.h +++ /dev/null @@ -1,66 +0,0 @@ -/*---------------------------------------------------------------------------- - * - * File: - * eas_pan.h - * - * Contents and purpose: - * Calculates left and right gain multipliers based on a pan value from -63 to +63 - * - * NOTES: - * The _CMX_PARSER and _MFI_PARSER preprocessor symbols determine - * whether the parser works for those particular file formats. - * - * Copyright Sonic Network Inc. 2005 - - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - *---------------------------------------------------------------------------- - * Revision Control: - * $Revision: 82 $ - * $Date: 2006-07-10 11:45:19 -0700 (Mon, 10 Jul 2006) $ - *---------------------------------------------------------------------------- -*/ - -#ifndef EAS_PAN_H -#define _EAS_PAN_H - -#include "eas_types.h" - -/*---------------------------------------------------------------------------- - * EAS_CalcPanControl() - *---------------------------------------------------------------------------- - * Purpose: - * Assign the left and right gain values corresponding to the given pan value. - * - * This routine uses sin/cos approximations for an equal power curve: - * - * sin(x) = (2-4*c)*x^2 + c + x - * cos(x) = (2-4*c)*x^2 + c - x - * - * where c = 1/sqrt(2) - * using the a0 + x*(a1 + x*a2) approach - * - * Inputs: - * pan - pan value (-63 to + 63) - * - * Outputs: - * pGainLeft linear gain multiplier for left channel (15-bit fraction) - * pGainRight linear gain multiplier for left channel (15-bit fraction) - * - * Side Effects: - *---------------------------------------------------------------------------- -*/ -void EAS_CalcPanControl (EAS_INT pan, EAS_I16 *pGainLeft, EAS_I16 *pGainRight); - -#endif - -- cgit v1.2.3