| /* ------------------------------------------------------------------ |
| * Copyright (C) 1998-2009 PacketVideo |
| * |
| * 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 AAC_TIMESTAMP_H_INCLUDED |
| #define AAC_TIMESTAMP_H_INCLUDED |
| |
| #ifndef OSCL_BASE_H_INCLUDED |
| #include "oscl_base.h" |
| #endif |
| |
| #ifndef OMX_Component_h |
| #include "OMX_Component.h" |
| #endif |
| |
| |
| |
| |
| #define DEFAULT_SAMPLING_FREQ 44100 |
| #define DEFAULT_SAMPLES_PER_FRAME 1024 |
| |
| class AacTimeStampCalc |
| { |
| public: |
| |
| AacTimeStampCalc() |
| { |
| iSamplingFreq = DEFAULT_SAMPLING_FREQ; |
| iCurrentTs = 0; |
| iCurrentSamples = 0; |
| iSamplesPerFrame = DEFAULT_SAMPLES_PER_FRAME; |
| }; |
| |
| void SetParameters(uint32 aFreq, uint32 aSamples); |
| |
| void SetFromInputTimestamp(OMX_TICKS aValue); |
| |
| void UpdateTimestamp(uint32 aValue); |
| |
| OMX_TICKS GetConvertedTs(); |
| |
| OMX_TICKS GetCurrentTimestamp(); |
| |
| OMX_TICKS GetFrameDuration(); |
| |
| |
| private: |
| uint32 iSamplingFreq; |
| OMX_TICKS iCurrentTs; |
| uint32 iCurrentSamples; |
| uint32 iSamplesPerFrame; |
| }; |
| |
| #endif //#ifndef AAC_TIMESTAMP_H_INCLUDED |