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      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 #ifndef AMR_ENC_H_INCLUDED
     19 #define AMR_ENC_H_INCLUDED
     20 
     21 #ifndef OSCL_MEM_H_INCLUDED
     22 #include "oscl_mem.h"
     23 #endif
     24 
     25 #ifndef OMX_Component_h
     26 #include "OMX_Component.h"
     27 #endif
     28 
     29 #ifndef GSMAMR_ENCODER_H_INCLUDED
     30 #include "gsmamr_encoder_wrapper.h"
     31 #endif
     32 
     33 #ifndef PVMF_FORMAT_TYPE_H_INCLUDED
     34 #include "pvmf_format_type.h"
     35 #endif
     36 
     37 
     38 
     39 // frame length is 20 milliseconds i.e. 20000 omx ticks/microseconds
     40 #define AMR_FRAME_LENGTH_IN_TIMESTAMP 20000
     41 #define MAX_AMR_FRAME_SIZE 32
     42 #define MAX_NUM_OUTPUT_FRAMES_PER_BUFFER 10
     43 
     44 
     45 class OmxAmrEncoder
     46 {
     47     public:
     48         OmxAmrEncoder();
     49 
     50         OMX_BOOL AmrEncInit(OMX_AUDIO_PARAM_PCMMODETYPE aPcmMode,
     51                             OMX_AUDIO_PARAM_AMRTYPE aAmrParam,
     52                             OMX_U32* aInputFrameLength,
     53                             OMX_U32* aMaxNumberOutputFrames);
     54 
     55         void AmrEncDeinit();
     56 
     57         OMX_BOOL AmrEncodeFrame(OMX_U8* aOutputBuffer,
     58                                 OMX_U32* aOutputLength,
     59                                 OMX_U8* aInBuffer,
     60                                 OMX_U32 aInBufSize,
     61                                 OMX_TICKS aInTimeStamp,
     62                                 OMX_TICKS* aOutTimeStamp);
     63 
     64 
     65 
     66 
     67 
     68     private:
     69 
     70         //Codec and encoder settings
     71         CPvGsmAmrEncoder*  ipGsmEncoder;
     72         TEncodeProperties* ipEncProps;
     73 
     74         //Encoding Settings parameters
     75 
     76         int32*           ipSizeArrayForOutputFrames;
     77         uint32           iNextStartTime;
     78         uint32           iMaxNumOutputFramesPerBuffer;
     79         uint32           iOneInputFrameLength;
     80         uint32           iMaxInputSize;
     81         PVMFFormatType   iOutputFormat;
     82 
     83         OMX_S32 iAmrInitFlag;
     84 
     85 };
     86 
     87 
     88 
     89 #endif  //#ifndef AMR_ENC_H_INCLUDED
     90 
     91