OpenMAXBellagio: omx_maddec_component.h Source File

00001 
00031 #ifndef _OMX_MADDEC_COMPONENT_H_
00032 #define _OMX_MADDEC_COMPONENT_H_
00033 
00034 #include <OMX_Types.h>
00035 #include <OMX_Component.h>
00036 #include <OMX_Core.h>
00037 #include <pthread.h>
00038 #include <stdlib.h>
00039 #include <string.h>
00040 #include <omx_base_filter.h>
00041 
00042 //specific include files
00043 #include <mad.h>  
00044 
00045 #define AUDIO_DEC_BASE_NAME "OMX.st.audio_decoder"
00046 #define AUDIO_DEC_MP3_NAME "OMX.st.audio_decoder.mp3.mad"
00047 #define AUDIO_DEC_MP3_ROLE "mad_decoder.mp3"
00048 
00051 DERIVEDCLASS(omx_maddec_component_PrivateType, omx_base_filter_PrivateType)
00052 #define omx_maddec_component_PrivateType_FIELDS omx_base_filter_PrivateType_FIELDS \
00053  \
00054   struct mad_stream *stream;  \
00055  \
00056   struct mad_frame *frame;  \
00057  \
00058   struct mad_synth *synth;  \
00059 \
00060   tsem_t* madDecSyncSem; \
00061   \
00062   OMX_AUDIO_PARAM_MP3TYPE pAudioMp3;  \
00063   \
00064   OMX_AUDIO_PARAM_PCMMODETYPE pAudioPcmMode;  \
00065  \
00066   OMX_BOOL maddecReady;  \
00067  \
00068   OMX_U16 minBufferLength; \
00069  \
00070   OMX_U8* inputCurrBuffer;\
00071  \
00072   OMX_U32 inputCurrLength;\
00073  \
00074   OMX_U8* internalOutputBuffer;\
00075  \
00076   OMX_S32 isFirstBuffer;\
00077  \
00078   OMX_S32 positionInOutBuf; \
00079  \
00080   OMX_S32 isNewBuffer;  \
00081  \
00082   OMX_U32 audio_coding_type;  \
00083  \
00084   OMX_BUFFERHEADERTYPE *temporary_buffer; \
00085  \
00086   OMX_U32 need_mad_stream; \
00087  \
00088   OMX_U8* temp_input_buffer;
00089 ENDCLASS(omx_maddec_component_PrivateType)
00090 
00091 //-------------------------------------------------------------------------------------------------------------------
00092 
00093 
00094 /* Component private entry points declaration */
00095 OMX_ERRORTYPE omx_maddec_component_Constructor(OMX_COMPONENTTYPE *openmaxStandComp,OMX_STRING cComponentName);
00096 OMX_ERRORTYPE omx_maddec_component_Destructor(OMX_COMPONENTTYPE *openmaxStandComp);
00097 OMX_ERRORTYPE omx_maddec_component_Init(OMX_COMPONENTTYPE *openmaxStandComp);
00098 OMX_ERRORTYPE omx_maddec_component_Deinit(OMX_COMPONENTTYPE *openmaxStandComp);
00099 OMX_ERRORTYPE omx_mad_decoder_MessageHandler(OMX_COMPONENTTYPE*,internalRequestMessageType*);
00100 
00101 void omx_maddec_component_BufferMgmtCallback(
00102   OMX_COMPONENTTYPE *openmaxStandComp,
00103   OMX_BUFFERHEADERTYPE* inputbuffer,
00104   OMX_BUFFERHEADERTYPE* outputbuffer);
00105 
00106 OMX_ERRORTYPE omx_maddec_component_GetParameter(
00107   OMX_IN  OMX_HANDLETYPE hComponent,
00108   OMX_IN  OMX_INDEXTYPE nParamIndex,
00109   OMX_INOUT OMX_PTR ComponentParameterStructure);
00110 
00111 OMX_ERRORTYPE omx_maddec_component_SetParameter(
00112   OMX_IN  OMX_HANDLETYPE hComponent,
00113   OMX_IN  OMX_INDEXTYPE nParamIndex,
00114   OMX_IN  OMX_PTR ComponentParameterStructure);
00115 
00116 void omx_maddec_component_SetInternalParameters(OMX_COMPONENTTYPE *openmaxStandComp);
00117 
00118 #endif