diff options
Diffstat (limited to 'media/libeffects/lvm/lib/Common/lib/LVM_Timer.h')
| -rwxr-xr-x | media/libeffects/lvm/lib/Common/lib/LVM_Timer.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/media/libeffects/lvm/lib/Common/lib/LVM_Timer.h b/media/libeffects/lvm/lib/Common/lib/LVM_Timer.h new file mode 100755 index 0000000..22a16d6 --- /dev/null +++ b/media/libeffects/lvm/lib/Common/lib/LVM_Timer.h @@ -0,0 +1,89 @@ +/* + * Copyright (C) 2004-2010 NXP Software + * Copyright (C) 2010 The Android Open Source Project + * + * 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. + */ + +#ifndef __LVM_TIMER_H__ +#define __LVM_TIMER_H__ +/************************************************************************/ +/* */ +/* Project:: My Project */ +/* $Author: beq07716 $*/ +/* $Revision: 1000 $*/ +/* $Date: 2010-06-28 13:08:20 +0200 (Mon, 28 Jun 2010) $*/ +/* */ +/************************************************************************/ +#include "LVM_Types.h" + +/****************************************************************************************/ +/* */ +/* Header file for the LVM_Timer library */ +/* */ +/* Functionality: */ +/* The timer will count down a number of ms, based on the number of samples it */ +/* sees and the curent sampling rate. When the timer expires, a registered */ +/* callback function will be called. */ +/* The maximal number of sampless that can be called by the timer is 2^32, which */ +/* corresponds to 24.8 hours at a sampling rate of 48 kHz */ +/* The timer currently does not suport changes in sampling rate while timing. */ +/****************************************************************************************/ + + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/****************************************************************************************/ +/* TYPE DEFINITIONS */ +/****************************************************************************************/ + +typedef struct +{ + LVM_INT32 Storage[6]; + +} LVM_Timer_Instance_t; + +typedef struct +{ + LVM_INT32 SamplingRate; + LVM_INT16 TimeInMs; + LVM_INT32 CallBackParam; + void *pCallBackParams; + void *pCallbackInstance; + void (*pCallBack)(void*,void*,LVM_INT32); + +} LVM_Timer_Params_t; + +/****************************************************************************************/ +/* FUNCTION PROTOTYPES */ +/****************************************************************************************/ + +void LVM_Timer_Init ( LVM_Timer_Instance_t *pInstance, + LVM_Timer_Params_t *pParams ); + + +void LVM_Timer ( LVM_Timer_Instance_t *pInstance, + LVM_INT16 BlockSize ); + + +/****************************************************************************************/ +/* END OF HEADER */ +/****************************************************************************************/ + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* __LVM_TIMER_H__ */ |