12c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent/* 22c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * Copyright (C) 2004-2010 NXP Software 32c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * Copyright (C) 2010 The Android Open Source Project 42c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * 52c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * Licensed under the Apache License, Version 2.0 (the "License"); 62c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * you may not use this file except in compliance with the License. 72c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * You may obtain a copy of the License at 82c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * 92c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * http://www.apache.org/licenses/LICENSE-2.0 102c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * 112c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * Unless required by applicable law or agreed to in writing, software 122c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * distributed under the License is distributed on an "AS IS" BASIS, 132c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 142c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * See the License for the specific language governing permissions and 152c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent * limitations under the License. 162c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent */ 172c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 182c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent/********************************************************************************** 192c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent INCLUDE FILES 202c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent***********************************************************************************/ 212c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 222c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent#include "LVC_Mixer_Private.h" 232c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 242c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent/********************************************************************************** 252c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent FUNCTION LVCore_MIXHARD_2ST_D16C31_SAT 262c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent***********************************************************************************/ 272c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 282c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurentvoid LVC_Core_MixHard_2St_D16C31_SAT( LVMixer3_st *ptrInstance1, 292c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent LVMixer3_st *ptrInstance2, 302c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent const LVM_INT16 *src1, 312c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent const LVM_INT16 *src2, 322c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent LVM_INT16 *dst, 332c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent LVM_INT16 n) 342c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent{ 352c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent LVM_INT32 Temp; 362c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent LVM_INT16 ii; 372c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent LVM_INT16 Current1Short; 382c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent LVM_INT16 Current2Short; 392c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent Mix_Private_st *pInstance1=(Mix_Private_st *)(ptrInstance1->PrivateParams); 402c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent Mix_Private_st *pInstance2=(Mix_Private_st *)(ptrInstance2->PrivateParams); 412c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 422c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 432c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent Current1Short = (LVM_INT16)(pInstance1->Current >> 16); 442c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent Current2Short = (LVM_INT16)(pInstance2->Current >> 16); 452c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 462c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent for (ii = n; ii != 0; ii--){ 472c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent Temp = (((LVM_INT32)*(src1++) * (LVM_INT32)Current1Short)>>15) + 482c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent (((LVM_INT32)*(src2++) * (LVM_INT32)Current2Short)>>15); 492c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent if (Temp > 0x00007FFF) 502c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent *dst++ = 0x7FFF; 512c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent else if (Temp < -0x00008000) 522c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent *dst++ = - 0x8000; 532c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent else 542c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent *dst++ = (LVM_INT16)Temp; 552c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent } 562c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent} 572c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 582c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent 592c8e5cab3faa6d360e222b7a6c40a80083d021acEric Laurent/**********************************************************************************/ 60