Mp3playback101

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An example Skema suite

<?xml version="1.0" encoding="UTF-8" ?>

<!-- Copyright (C) 2011-2013 Aratelia Limited - Juan A. Rubio -->

<Suite>

  <Case name="Mp3Playback101">

    <OMX_Init />

    <OMX_GetHandle name="OMX.Aratelia.file_reader.binary" alias="fr" />
    <OMX_GetHandle name="OMX.Aratelia.audio_renderer.pcm" alias="ar" />
    <OMX_GetHandle name="OMX.Aratelia.audio_decoder.mp3" alias="ad" />

    <OMX_GetComponentVersion alias="fr" />
    <OMX_GetComponentVersion alias="ar" />
    <OMX_GetComponentVersion alias="ad" />

    <OMX_GetParameter index="OMX_IndexParamPortDefinition" alias="ar" port="0"
                      expect="OMX_ErrorNone"/>
    <OMX_SetParameter index="OMX_IndexParamPortDefinition" alias="ar" port="0"
                      nBufferCountActual="4" expect="OMX_ErrorNone"/>

    <OMX_GetParameter index="OMX_IndexParamCompBufferSupplier" alias="ar"
                      port="0" expect="OMX_ErrorNone"/>
    <OMX_SetParameter index="OMX_IndexParamCompBufferSupplier" alias="ar"
                      port="0" eBufferSupplier="2" expect="OMX_ErrorNone"/>

    <OMX_GetParameter index="OMX_IndexParamCompBufferSupplier" alias="ad"
                      port="0" expect="OMX_ErrorNone"/>
    <OMX_SetParameter index="OMX_IndexParamCompBufferSupplier" alias="ad"
                      port="0" eBufferSupplier="2" expect="OMX_ErrorNone"/>

    <OMX_GetParameter index="OMX_IndexParamCompBufferSupplier" alias="ad"
                      port="1" expect="OMX_ErrorNone"/>
    <OMX_SetParameter index="OMX_IndexParamCompBufferSupplier" alias="ad"
                      port="1" eBufferSupplier="2" expect="OMX_ErrorNone"/>

    <OMX_GetParameter index="OMX_IndexParamCompBufferSupplier" alias="fr"
                      port="0" expect="OMX_ErrorNone"/>
    <OMX_SetParameter index="OMX_IndexParamCompBufferSupplier" alias="fr"
                      port="0" eBufferSupplier="2" expect="OMX_ErrorNone"/>

    <OMX_GetParameter index="OMX_IndexParamAudioPcm" alias="ar"
                      port="0" expect="OMX_ErrorNone"/>
    <OMX_SetParameter index="OMX_IndexParamAudioPcm" alias="ar"
                      port="0" nChannels="2" eNumData="0"
                      eEndian="0" nBitPerSample="16"
                      nSamplingRate="44100" expect="OMX_ErrorNone"/>

    <OMX_GetContentURI alias="fr" port="0" expect="OMX_ErrorNone"/>
    <OMX_SetContentURI alias="fr"
                       port="0" uri="/home/juanrubio/temp/tizonia-test-media/mp3/riff_rock.mp3"
                       expect="OMX_ErrorNone"/>

    <OMX_SetupTunnel outcomp="fr" outport="0" incomp="ad" inport="0"
                     expect="OMX_ErrorNone"/>

    <OMX_SetupTunnel outcomp="ad" outport="1" incomp="ar" inport="0"
                     expect="OMX_ErrorNone"/>

<!-- Transition graph to OMX_StateIdle -->
    <OMX_SendCommand comp="ar" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateIdle" cmddata="0"
                     expect="OMX_ErrorNone"/>
    <OMX_SendCommand comp="ad" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateIdle" cmddata="0"
                     expect="OMX_ErrorNone"/>

    <OMX_ExpectEvent comp="ar" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateIdle"
                     peventdata="0"
                     timeout="1"/>

    <OMX_SendCommand comp="fr" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateIdle" cmddata="0"
                     expect="OMX_ErrorNone"/>

    <OMX_ExpectEvent comp="ad" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateIdle"
                     peventdata="0"
                     timeout="1"/>
    <OMX_ExpectEvent comp="fr" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateIdle"
                     peventdata="0"
                     timeout="1"/>

<!-- Transition graph to OMX_StateExecuting -->
    <OMX_SendCommand comp="ar" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateExecuting" cmddata="0"
                     expect="OMX_ErrorNone"/>
    <OMX_ExpectEvent comp="ar" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateExecuting"
                     peventdata="0"
                     timeout="20"/>

    <OMX_SendCommand comp="ad" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateExecuting" cmddata="0"
                     expect="OMX_ErrorNone"/>
    <OMX_ExpectEvent comp="ad" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateExecuting"
                     peventdata="0"
                     timeout="20"/>

    <OMX_SendCommand comp="fr" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateExecuting" cmddata="0"
                     expect="OMX_ErrorNone"/>
    <OMX_ExpectEvent comp="fr" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateExecuting"
                     peventdata="0"
                     timeout="20"/>

<!-- Await EOS -->
    <OMX_ExpectEvent comp="ar" evt="OMX_EventBufferFlag"
                     ndata1="0"
                     ndata2="1"
                     peventdata="0"
                     timeout="12000"/>

<!-- Transition graph back to OMX_StateIdle -->
    <OMX_SendCommand comp="fr" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateIdle" cmddata="0"
                     expect="OMX_ErrorNone"/>

    <OMX_SendCommand comp="ad" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateIdle" cmddata="0"
                     expect="OMX_ErrorNone"/>

    <OMX_ExpectEvent comp="fr" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateIdle"
                     peventdata="0"
                     timeout="1"/>

    <OMX_SendCommand comp="ar" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateIdle" cmddata="0"
                     expect="OMX_ErrorNone"/>

    <OMX_ExpectEvent comp="ar" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateIdle"
                     peventdata="0"
                     timeout="1"/>
    <OMX_ExpectEvent comp="ad" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateIdle"
                     peventdata="0"
                     timeout="1"/>

<!-- Transition graph back to OMX_StateLoaded -->
    <OMX_SendCommand comp="ar" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateLoaded" cmddata="0"
                     expect="OMX_ErrorNone"/>
    <OMX_SendCommand comp="ad" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateLoaded" cmddata="0"
                     expect="OMX_ErrorNone"/>
    <OMX_SendCommand comp="fr" cmd="OMX_CommandStateSet"
                     nparam1="OMX_StateLoaded" cmddata="0"
                     expect="OMX_ErrorNone"/>

    <OMX_ExpectEvent comp="ar" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateLoaded"
                     peventdata="0"
                     timeout="1"/>
    <OMX_ExpectEvent comp="ad" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateLoaded"
                     peventdata="0"
                     timeout="1"/>
    <OMX_ExpectEvent comp="fr" evt="OMX_EventCmdComplete"
                     ndata1="OMX_CommandStateSet"
                     ndata2="OMX_StateLoaded"
                     peventdata="0"
                     timeout="1"/>

    <OMX_TeardownTunnel outcomp="fr" outport="0" incomp="ad" inport="0"
                        expect="OMX_ErrorNone"/>
    <OMX_TeardownTunnel outcomp="ad" outport="1" incomp="ar" inport="0"
                        expect="OMX_ErrorNone"/>

    <OMX_FreeHandle alias="ar" />
    <OMX_FreeHandle alias="ad" />
    <OMX_FreeHandle alias="fr" />

    <OMX_Deinit />

  </Case>

</Suite>