Home | History | Annotate | Download | only in include 
      1 /* ------------------------------------------------------------------
      2  * Copyright (C) 1998-2009 PacketVideo
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
     13  * express or implied.
     14  * See the License for the specific language governing permissions
     15  * and limitations under the License.
     16  * -------------------------------------------------------------------
     17  */
     18 /**
     19     @file omx_aac_component.h
     20     OpenMax decoder_component component.
     21 
     22 */
     23 
     24 #ifndef OMX_AAC_COMPONENT_H_INCLUDED
     25 #define OMX_AAC_COMPONENT_H_INCLUDED
     26 
     27 #ifndef PV_OMXCOMPONENT_H_INCLUDED
     28 #include "pv_omxcomponent.h"
     29 #endif
     30 
     31 #ifndef AAC_DEC_H_INCLUDED
     32 #include "aac_dec.h"
     33 #endif
     34 
     35 #ifndef AAC_TIMESTAMP_H_INCLUDED
     36 #include "aac_timestamp.h"
     37 #endif
     38 
     39 
     40 #define INPUT_BUFFER_SIZE_AAC 1536
     41 #define OUTPUT_BUFFER_SIZE_AAC 8192
     42 
     43 #define NUMBER_INPUT_BUFFER_AAC  10
     44 #define NUMBER_OUTPUT_BUFFER_AAC  9
     45 
     46 
     47 class OpenmaxAacAO : public OmxComponentAudio
     48 {
     49     public:
     50 
     51         OpenmaxAacAO();
     52         ~OpenmaxAacAO();
     53 
     54         OMX_ERRORTYPE ConstructComponent(OMX_PTR pAppData, OMX_PTR pProxy);
     55         OMX_ERRORTYPE DestroyComponent();
     56 
     57         OMX_ERRORTYPE ComponentInit();
     58         OMX_ERRORTYPE ComponentDeInit();
     59 
     60         static void ComponentGetRolesOfComponent(OMX_STRING* aRoleString);
     61         void ProcessData();
     62         void SyncWithInputTimestamp();
     63         void ProcessInBufferFlag();
     64 
     65         void UpdateAACPlusFlag(OMX_BOOL aAacPlusFlag);
     66         void ResetComponent();
     67         OMX_ERRORTYPE GetConfig(
     68             OMX_IN  OMX_HANDLETYPE hComponent,
     69             OMX_IN  OMX_INDEXTYPE nIndex,
     70             OMX_INOUT OMX_PTR pComponentConfigStructure);
     71 
     72 
     73     private:
     74 
     75         void CheckForSilenceInsertion();
     76         void DoSilenceInsertion();
     77 
     78 
     79         AacTimeStampCalc iCurrentFrameTS;
     80         OmxAacDecoder* ipAacDec;
     81 };
     82 
     83 
     84 
     85 #endif // OMX_AAC_COMPONENT_H_INCLUDED
     86