OpenMAXBellagio: omx_alsasrc_component.h Source File

00001 
00030 #ifndef _OMX_ALSASRC_COMPONENT_H_
00031 #define _OMX_ALSASRC_COMPONENT_H_
00032 
00033 #include <OMX_Types.h>
00034 #include <OMX_Component.h>
00035 #include <OMX_Core.h>
00036 #include <OMX_Audio.h>
00037 #include <pthread.h>
00038 #include <omx_base_source.h>
00039 #include <alsa/asoundlib.h>
00040 
00044 DERIVEDCLASS(omx_alsasrc_component_PrivateType, omx_base_source_PrivateType)
00045 #define omx_alsasrc_component_PrivateType_FIELDS omx_base_source_PrivateType_FIELDS \
00046  \
00047   OMX_AUDIO_PARAM_PCMMODETYPE sPCMModeParam; \
00048   \
00049   char AudioPCMConfigured;  \
00050   \
00051   snd_pcm_t* playback_handle;  \
00052   \
00053   snd_pcm_hw_params_t* hw_params;
00054 ENDCLASS(omx_alsasrc_component_PrivateType)
00055 
00056 /* Component private entry points declaration */
00057 OMX_ERRORTYPE omx_alsasrc_component_Constructor(OMX_COMPONENTTYPE *openmaxStandComp,OMX_STRING cComponentName);
00058 OMX_ERRORTYPE omx_alsasrc_component_Destructor(OMX_COMPONENTTYPE *openmaxStandComp);
00059 
00060 void omx_alsasrc_component_BufferMgmtCallback(
00061   OMX_COMPONENTTYPE *openmaxStandComp,
00062   OMX_BUFFERHEADERTYPE* inputbuffer);
00063 
00064 OMX_ERRORTYPE omx_alsasrc_component_GetParameter(
00065   OMX_IN  OMX_HANDLETYPE hComponent,
00066   OMX_IN  OMX_INDEXTYPE nParamIndex,
00067   OMX_INOUT OMX_PTR ComponentParameterStructure);
00068 
00069 OMX_ERRORTYPE omx_alsasrc_component_SetParameter(
00070   OMX_IN  OMX_HANDLETYPE hComponent,
00071   OMX_IN  OMX_INDEXTYPE nParamIndex,
00072   OMX_IN  OMX_PTR ComponentParameterStructure);
00073 
00074 #endif