khronosfws/openmax_al/src/gst_adaptation/xastreaminformationitfadaptation.c
author hgs
Fri, 14 May 2010 18:19:45 -0500
changeset 20 b67dd1fc57c5
parent 19 4a629bc82c5e
child 21 2ed61feeead6
permissions -rw-r--r--
201019
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/**
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 * src\adaptation\XAStreamInformationItfAdaptation.c
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 * Part of OpenMAX AL Implementation
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 * Copyright (c) 2009 Nokia Inc.
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 *
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 * This file contains implementation of XAStreamInformationItfAdaptation
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 **/
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#include "xadebug.h"
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#include "xathreadsafety.h"
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#include "xaadaptationgst.h"
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#include "xamediaplayeradaptctx.h"
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#include "xastreaminformationitfadaptation.h"
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#include "xaplayitfadaptation.h"
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/* local functions */
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XAresult GetDomainTypeFromCodecBinSrcPads(
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                    GList *sourcePads,
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                    XAuint32 containerType,
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                    XAuint32 streamIndex,
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                    XAuint32 *domain);
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XAresult GetAudioStreamInfoFromPads(
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                    GstPad *srcPad,
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                    XAuint32 *channels,
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                    XAuint32 *sampleRate,
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                    XAuint32 *bitRate);
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XAresult GetVideoStreamInfoFromPads(
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                    GstPad *srcPad,
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                    XAuint32 *width,
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                    XAuint32 *height,
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                    XAuint32 *frameRate,
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                    XAuint32 *bitRate);
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XAresult GetImageStreamInfoFromPads(
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                    GstPad *srcPad,
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                    XAuint32 *width,
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                    XAuint32 *height);
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/*
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 * XAStreamInformationItfAdapt_QueryMediaContainerInformation(
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 *   XAAdaptationBaseCtx *adaptCtx,
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 *   XAMediaContainerInformation *info);
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 * Description: Obtains media container information
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 */
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XAresult  XAStreamInformationItfAdapt_QueryMediaContainerInformation(
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    XAAdaptationBaseCtx *adaptCtx,
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    XAuint32 *containerType,
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    XAmillisecond *mediaDuration,
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    XAuint32 *numStreams)
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{
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    XAresult ret = XA_RESULT_SUCCESS;
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    XADataSource *xaDataSource = NULL;
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    GstElement *codecbin = NULL;
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    DEBUG_API("->XAStreamInformationItfAdapt_QueryMediaContainerInformation");
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    /* Both Media Player and Metadata Extractor objec uses the same ctxId */
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    if( !adaptCtx ||
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        (adaptCtx->ctxId != XAMediaPlayerAdaptation) )
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/*        !((adaptCtx->ctxId == XAMediaPlayerAdaptation) ||
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         (adaptCtx->ctxId == XAMDAdaptation) ) )
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*/
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    {
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        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
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        DEBUG_API("-<XAStreamInformationItfAdapt_QueryMediaContainerInformation");
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        return XA_RESULT_PARAMETER_INVALID;
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    }
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    /* Get media container type */
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    DEBUG_INFO_A2("Adaptation Context- ID is [%u] Extended ID[%u]",
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                (unsigned int)adaptCtx->ctxId,
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                (unsigned int)((XAMediaPlayerAdaptationCtx*) adaptCtx)->extendedCtxId);
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    /* Initialize to unspecified */
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    *containerType = XA_CONTAINERTYPE_UNSPECIFIED;
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    xaDataSource = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->xaSource;
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/*    DEBUG_INFO("Obtained handle to xaDataSource");*/
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    if ( xaDataSource &&
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         xaDataSource->pFormat &&
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         ( (*(XAuint32*)xaDataSource->pFormat ) == XA_DATAFORMAT_MIME) )
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    {
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        *containerType = ((XADataFormat_MIME*)(xaDataSource->pFormat))->containerType;
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        DEBUG_INFO_A1("Container type obtained from xaDataSource->pFormat is [%u]", (unsigned int)(*containerType));
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    }
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    else
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    {
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        DEBUG_INFO("Container type unspecified");
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    }
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    /* Get media duration */
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    ret = XAPlayItfAdaptGST_GetDuration((XAAdaptationGstCtx*)adaptCtx, mediaDuration);
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    if ( ret != XA_RESULT_SUCCESS )
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        return ret;
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    /* Determine number of streams */
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    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
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    if ( codecbin == NULL )
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    {
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        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
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        DEBUG_API("-<XAStreamInformationItfAdapt_QueryMediaContainerInformation");
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        return XA_RESULT_INTERNAL_ERROR;
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    }
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    *numStreams = codecbin->numsrcpads;
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    DEBUG_API("-<XAStreamInformationItfAdapt_QueryMediaContainerInformation");
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    return XA_RESULT_SUCCESS;
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}
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/*
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 * XAresult XAStreamInformationItfAdapt_QueryStreamType(
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 *               XAAdaptationBaseCtx *adaptCtx,
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 *               XAuint32 streamIndex,
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 *               XAuint32 *domain)
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 * Description: Obtains stream type information
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 */
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XAresult XAStreamInformationItfAdapt_QueryStreamType(
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                XAAdaptationBaseCtx *adaptCtx,
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                XAuint32 streamIndex,
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                XAuint32 *domain)
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{
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    XAresult ret;
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    XAuint32 containerType;
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    XAmillisecond mediaDuration;
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    XAuint32 numStreams;
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    XADataSource *xaDataSource = NULL;
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    DEBUG_API("->XAStreamInformationItfAdapt_QueryStreamType");
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    ret = XAStreamInformationItfAdapt_QueryMediaContainerInformation(
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            adaptCtx, &containerType, &mediaDuration, &numStreams);
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    if (ret != XA_RESULT_SUCCESS)
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    {
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        DEBUG_ERR_A1("XA_RESULT_[0x%x]", (unsigned int)ret);
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        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamType");
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        return ret;
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    }
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    /* validate stream index */
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    if ( streamIndex > numStreams )
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    {
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        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
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        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamType");
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        return XA_RESULT_PARAMETER_INVALID;
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    }
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    /* if format type is raw image */
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    xaDataSource = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->xaSource;
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    if( xaDataSource->pFormat &&
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      ( (*(XAuint32*)xaDataSource->pFormat ) == XA_DATAFORMAT_RAWIMAGE) )
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    {
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        *domain = XA_DOMAINTYPE_IMAGE;
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        return XA_RESULT_SUCCESS;
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    }
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    else
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    {
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        GstElement *codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
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        if ( codecbin == NULL )
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        {
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            DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
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            DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamType");
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            return XA_RESULT_INTERNAL_ERROR;
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        }
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        GST_OBJECT_LOCK( codecbin );
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        ret = GetDomainTypeFromCodecBinSrcPads(
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                    codecbin->srcpads,
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                    containerType,
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                    streamIndex,
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                    domain);
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        GST_OBJECT_UNLOCK( codecbin );
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    }
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    DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamType");
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    return ret;
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}
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/*
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 * XAresult XAStreamInformationItfAdapt_QueryStreamInformation(
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 *               XAAdaptationBaseCtx *adaptCtx,
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 *               XAuint32 streamIndex,
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 *               void * info)
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 * Description: Obtains stream information
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 */
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XAresult XAStreamInformationItfAdapt_QueryStreamInformation(
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                XAAdaptationBaseCtx *adaptCtx,
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                XAuint32 streamIndex,
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                void * info)
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{
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    XAresult ret = XA_RESULT_SUCCESS;
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    XAuint32 domain;
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    XAuint32 codecId = 0;
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    XAuint32 channels;
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    XAmilliHertz sampleRate;
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    XAuint32 bitRate;
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    XAmillisecond duration;
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    XAuint32 width;
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    XAuint32 height;
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    XAuint32 frameRate;
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    /*TODO fix this call below in capabilitymgr*/
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    /*XACapsType filter;*/
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    GstElement *codecbin = NULL;
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    DEBUG_API("->XAStreamInformationItfAdapt_QueryStreamInformation");
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    /* stream index is validated in XAStreamInformationItfAdapt_QueryStreamType */
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    ret = XAStreamInformationItfAdapt_QueryStreamType(
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            adaptCtx, streamIndex, &domain);
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    if (ret != XA_RESULT_SUCCESS)
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    {
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        DEBUG_ERR_A1("XA_RESULT_[0x%x]", (unsigned int)ret);
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        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamInformation");
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        return ret;
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    }
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    if ( domain == XA_DOMAINTYPE_UNKNOWN )
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    {
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        DEBUG_ERR("XA_RESULT_CONTENT_UNSUPPORTED");
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        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamInformation");
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        return XA_RESULT_CONTENT_UNSUPPORTED;
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    }
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    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
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    if ( codecbin == NULL )
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    {
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        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
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        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamInformation");
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        return XA_RESULT_INTERNAL_ERROR;
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    }
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    /* For midi none of the properties can be queried from gstreamer */
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    if ( domain != XA_DOMAINTYPE_MIDI )
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    {
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        GstPad* srcPad = NULL;
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        gchar* codecbinFactoryName = NULL;
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        GST_OBJECT_LOCK( codecbin );
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        srcPad = (GstPad*) g_list_nth_data(codecbin->srcpads, (streamIndex -1 ));
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        DEBUG_INFO_A1("Obtaining SrcPad%u from Decode bin", (unsigned int)(streamIndex-1));
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        if (srcPad == NULL)
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        {
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            GST_OBJECT_UNLOCK( codecbin );
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            DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
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            DEBUG_API("-<QueryStreamInformation");
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            return XA_RESULT_INTERNAL_ERROR;
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        }
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        switch (domain)
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        {
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            /*TODO fix this call below in capabilitymgr*/
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            /*case XA_DOMAINTYPE_AUDIO:
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                filter = XACAP_AUDIO;
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                break;
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            case XA_DOMAINTYPE_VIDEO:
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                filter = XACAP_VIDEO;
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                break;
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            case XA_DOMAINTYPE_IMAGE:
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                filter = XACAP_IMAGE;
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                break;*/
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        };
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        codecbinFactoryName = gst_element_get_name(gst_element_get_factory (codecbin));
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        /* decode bin has the sink pads ghosted from targetPad.
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        So retreive the name of the original decoder element*/
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        if ( strcmp(codecbinFactoryName, "decodebin") == 0 )
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        {
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            GstPad* targetPad = NULL;
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            gchar* decoderElementName = NULL; /* for retreiving codec id*/
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            DEBUG_INFO("Decodebin: Obtaining target pad of SrcPad");
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            targetPad = gst_ghost_pad_get_target ((GstGhostPad*)srcPad);
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            decoderElementName = gst_element_get_name(gst_element_get_factory (gst_pad_get_parent_element(targetPad)));
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            /*TODO fix this call below in capabilitymgr*/
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            /*
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            ret = XAStaticCapsAdapt_GetCodecIDByPluginName(
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                        filter,
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                        (XAchar*)decoderElementName,
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                        &codecId);
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             */
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            gst_object_unref(targetPad);
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            g_free(decoderElementName);
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        }
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        else /* for identity, audioparse and videoparse elements */
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        {
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            DEBUG_INFO("Not decode bin, but a passthru element");
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            /*TODO fix this call below in capabilitymgr*/
hgs
parents:
diff changeset
   287
/*            ret = XAStaticCapsAdapt_GetCodecIDByPluginName(
hgs
parents:
diff changeset
   288
                        filter,
hgs
parents:
diff changeset
   289
                        (XAchar*)codecbinFactoryName,
hgs
parents:
diff changeset
   290
                        &codecId);*/
hgs
parents:
diff changeset
   291
        }
hgs
parents:
diff changeset
   292
        g_free(codecbinFactoryName);
hgs
parents:
diff changeset
   293
        if ( ret == XA_RESULT_SUCCESS )
hgs
parents:
diff changeset
   294
        {
hgs
parents:
diff changeset
   295
            /* retreive srcPad properties before releasing lock on codecbin */
hgs
parents:
diff changeset
   296
            switch(domain)
hgs
parents:
diff changeset
   297
            {
hgs
parents:
diff changeset
   298
                case XA_DOMAINTYPE_AUDIO:
hgs
parents:
diff changeset
   299
                    DEBUG_INFO("Getting Audio Stream Info from SrcPad");
hgs
parents:
diff changeset
   300
                    ret = GetAudioStreamInfoFromPads(
hgs
parents:
diff changeset
   301
                                srcPad,
hgs
parents:
diff changeset
   302
                                &channels,
hgs
parents:
diff changeset
   303
                                &sampleRate,
hgs
parents:
diff changeset
   304
                                &bitRate);
hgs
parents:
diff changeset
   305
                    break;
hgs
parents:
diff changeset
   306
                case XA_DOMAINTYPE_VIDEO:
hgs
parents:
diff changeset
   307
                    DEBUG_INFO("Getting Video Stream Info from SrcPad");
hgs
parents:
diff changeset
   308
                    ret = GetVideoStreamInfoFromPads(
hgs
parents:
diff changeset
   309
                                srcPad,
hgs
parents:
diff changeset
   310
                                &width,
hgs
parents:
diff changeset
   311
                                &height,
hgs
parents:
diff changeset
   312
                                &frameRate,
hgs
parents:
diff changeset
   313
                                &bitRate);
hgs
parents:
diff changeset
   314
                    break;
hgs
parents:
diff changeset
   315
                case XA_DOMAINTYPE_IMAGE:
hgs
parents:
diff changeset
   316
                    DEBUG_INFO("Getting Image Stream Info from SrcPad");
hgs
parents:
diff changeset
   317
                    ret = GetImageStreamInfoFromPads(
hgs
parents:
diff changeset
   318
                                srcPad,
hgs
parents:
diff changeset
   319
                                &width,
hgs
parents:
diff changeset
   320
                                &height
hgs
parents:
diff changeset
   321
                                );
hgs
parents:
diff changeset
   322
                    break;
hgs
parents:
diff changeset
   323
                default:
hgs
parents:
diff changeset
   324
                    break;
hgs
parents:
diff changeset
   325
            };
hgs
parents:
diff changeset
   326
        }
hgs
parents:
diff changeset
   327
        /* Now unlock the bin */
hgs
parents:
diff changeset
   328
        GST_OBJECT_UNLOCK( codecbin );
hgs
parents:
diff changeset
   329
    }    /*if ( domain != XA_DOMAIN_TYPE_MIDI )*/
hgs
parents:
diff changeset
   330
hgs
parents:
diff changeset
   331
    if ( ret == XA_RESULT_SUCCESS)
hgs
parents:
diff changeset
   332
    {
hgs
parents:
diff changeset
   333
        DEBUG_INFO("Getting media duration");
hgs
parents:
diff changeset
   334
        ret = XAPlayItfAdaptGST_GetDuration((XAAdaptationGstCtx*)adaptCtx, &duration);
hgs
parents:
diff changeset
   335
    }
hgs
parents:
diff changeset
   336
hgs
parents:
diff changeset
   337
    /* Now assign properties to data structure */
hgs
parents:
diff changeset
   338
    if ( ret == XA_RESULT_SUCCESS)
hgs
parents:
diff changeset
   339
    {
hgs
parents:
diff changeset
   340
        switch(domain)
hgs
parents:
diff changeset
   341
        {
hgs
parents:
diff changeset
   342
            case XA_DOMAINTYPE_AUDIO:
hgs
parents:
diff changeset
   343
            {
hgs
parents:
diff changeset
   344
                XAAudioStreamInformation* streamInfo = (XAAudioStreamInformation*)info;
hgs
parents:
diff changeset
   345
                DEBUG_INFO("Assigning values for XAAudioStreamInformation");
hgs
parents:
diff changeset
   346
                streamInfo->codecId = codecId;
hgs
parents:
diff changeset
   347
                streamInfo->channels = channels;
hgs
parents:
diff changeset
   348
                streamInfo->sampleRate = sampleRate;
hgs
parents:
diff changeset
   349
                streamInfo->bitRate = bitRate;
hgs
parents:
diff changeset
   350
                streamInfo->langCountry[0] = '\0';
hgs
parents:
diff changeset
   351
                streamInfo->duration = duration;
hgs
parents:
diff changeset
   352
            }
hgs
parents:
diff changeset
   353
                break;
hgs
parents:
diff changeset
   354
            case XA_DOMAINTYPE_MIDI:
hgs
parents:
diff changeset
   355
            {
hgs
parents:
diff changeset
   356
                XAMIDIStreamInformation* streamInfo = (XAMIDIStreamInformation*)info;
hgs
parents:
diff changeset
   357
                DEBUG_INFO("Assigning values for XAMIDIStreamInformation");
hgs
parents:
diff changeset
   358
                /*currently there is no way to get these information from gstreamer*/
hgs
parents:
diff changeset
   359
                streamInfo->channels = XA_MIDI_UNKNOWN;
hgs
parents:
diff changeset
   360
                streamInfo->tracks = XA_MIDI_UNKNOWN;
hgs
parents:
diff changeset
   361
                streamInfo->bankType = XA_MIDIBANK_DEVICE;
hgs
parents:
diff changeset
   362
                /*streamInfo->bitRate = 0;*/
hgs
parents:
diff changeset
   363
                streamInfo->langCountry[0] = '\0';
hgs
parents:
diff changeset
   364
                streamInfo->duration = duration;
hgs
parents:
diff changeset
   365
            }
hgs
parents:
diff changeset
   366
                break;
hgs
parents:
diff changeset
   367
            case XA_DOMAINTYPE_VIDEO:
hgs
parents:
diff changeset
   368
            {
hgs
parents:
diff changeset
   369
                XAVideoStreamInformation* streamInfo = (XAVideoStreamInformation*)info;
hgs
parents:
diff changeset
   370
                DEBUG_INFO("Assigning values for XAVideoStreamInformation");
hgs
parents:
diff changeset
   371
                streamInfo->codecId = codecId;
hgs
parents:
diff changeset
   372
                streamInfo->width = width;
hgs
parents:
diff changeset
   373
                streamInfo->height = height;
hgs
parents:
diff changeset
   374
                streamInfo->bitRate = bitRate;
hgs
parents:
diff changeset
   375
                streamInfo->duration = duration;
hgs
parents:
diff changeset
   376
            }
hgs
parents:
diff changeset
   377
                break;
hgs
parents:
diff changeset
   378
            case XA_DOMAINTYPE_IMAGE:
hgs
parents:
diff changeset
   379
            {
hgs
parents:
diff changeset
   380
                XAImageStreamInformation* streamInfo = (XAImageStreamInformation*)info;
hgs
parents:
diff changeset
   381
                DEBUG_INFO("Assigning values for XAImageStreamInformation");
hgs
parents:
diff changeset
   382
                streamInfo->codecId = codecId;
hgs
parents:
diff changeset
   383
                streamInfo->width = width;
hgs
parents:
diff changeset
   384
                streamInfo->height = height;
hgs
parents:
diff changeset
   385
                streamInfo->presentationDuration = duration;
hgs
parents:
diff changeset
   386
            }
hgs
parents:
diff changeset
   387
                break;
hgs
parents:
diff changeset
   388
            default:
hgs
parents:
diff changeset
   389
                break;
hgs
parents:
diff changeset
   390
        };
hgs
parents:
diff changeset
   391
    } /*if ( ret == XA_RESULT_SUCCESS)*/
hgs
parents:
diff changeset
   392
hgs
parents:
diff changeset
   393
    DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamInformation");
hgs
parents:
diff changeset
   394
    return ret;
hgs
parents:
diff changeset
   395
}
hgs
parents:
diff changeset
   396
hgs
parents:
diff changeset
   397
/*
hgs
parents:
diff changeset
   398
 * XAresult XAStreamInformationItfAdapt_QueryStreamName(
hgs
parents:
diff changeset
   399
 *               XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   400
 *               XAuint32 streamIndex,
hgs
parents:
diff changeset
   401
 *               XAuint16 * pNameSize,
hgs
parents:
diff changeset
   402
 *               XAchar * pName)
hgs
parents:
diff changeset
   403
 * Description: Obtains stream name
hgs
parents:
diff changeset
   404
 */
hgs
parents:
diff changeset
   405
XAresult XAStreamInformationItfAdapt_QueryStreamName(
hgs
parents:
diff changeset
   406
                XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   407
                XAuint32 streamIndex,
hgs
parents:
diff changeset
   408
                XAuint16 * pNameSize,
hgs
parents:
diff changeset
   409
                XAchar * pName)
hgs
parents:
diff changeset
   410
{
hgs
parents:
diff changeset
   411
    XAresult ret = XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   412
    XAuint32 numStreams;
hgs
parents:
diff changeset
   413
    GstElement *codecbin = NULL;
hgs
parents:
diff changeset
   414
hgs
parents:
diff changeset
   415
    DEBUG_API("->XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   416
    /* Both Media Player and Metadata Extractor objec uses the same ctxId */
hgs
parents:
diff changeset
   417
    if( !adaptCtx ||
hgs
parents:
diff changeset
   418
        (adaptCtx->ctxId != XAMediaPlayerAdaptation) )
hgs
parents:
diff changeset
   419
    {
hgs
parents:
diff changeset
   420
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   421
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   422
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   423
    }
hgs
parents:
diff changeset
   424
hgs
parents:
diff changeset
   425
    /* validate stream index */
hgs
parents:
diff changeset
   426
    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
hgs
parents:
diff changeset
   427
    if ( codecbin == NULL )
hgs
parents:
diff changeset
   428
    {
hgs
parents:
diff changeset
   429
        DEBUG_INFO("Unable to get codec bin");
hgs
parents:
diff changeset
   430
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   431
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   432
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   433
    }
hgs
parents:
diff changeset
   434
    numStreams = codecbin->numsrcpads;
hgs
parents:
diff changeset
   435
hgs
parents:
diff changeset
   436
    /* validate stream index */
hgs
parents:
diff changeset
   437
    if ( streamIndex > numStreams )
hgs
parents:
diff changeset
   438
    {
hgs
parents:
diff changeset
   439
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   440
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   441
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   442
    }
hgs
parents:
diff changeset
   443
hgs
parents:
diff changeset
   444
    /* TODO there is no straight way to retreive stream name from gstreamer*/
hgs
parents:
diff changeset
   445
    /*XAuint16 inputNameSize = *pNameSize;*/
hgs
parents:
diff changeset
   446
    *pNameSize = 0; /* Replace this with actual size*/
hgs
parents:
diff changeset
   447
    if ( pName )
hgs
parents:
diff changeset
   448
    {
hgs
parents:
diff changeset
   449
        /* TODO copy stream name into pName taking into account inputNameSize */
hgs
parents:
diff changeset
   450
    }
hgs
parents:
diff changeset
   451
hgs
parents:
diff changeset
   452
    DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   453
    return ret;
hgs
parents:
diff changeset
   454
}
hgs
parents:
diff changeset
   455
hgs
parents:
diff changeset
   456
/*
hgs
parents:
diff changeset
   457
 * XAresult XAStreamInformationItfAdapt_QueryActiveStreams(
hgs
parents:
diff changeset
   458
 *               XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   459
 *               XAuint32 *numStreams,
hgs
parents:
diff changeset
   460
 *               XAboolean *activeStreams);
hgs
parents:
diff changeset
   461
 * Description: Obtains active stream information
hgs
parents:
diff changeset
   462
 */
hgs
parents:
diff changeset
   463
 XAresult XAStreamInformationItfAdapt_QueryActiveStreams(
hgs
parents:
diff changeset
   464
                XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   465
                XAuint32 *numStreams,
hgs
parents:
diff changeset
   466
                XAboolean *activeStreams)
hgs
parents:
diff changeset
   467
{
hgs
parents:
diff changeset
   468
    XAuint32 inputNumStreams;
hgs
parents:
diff changeset
   469
    GstElement *codecbin;
hgs
parents:
diff changeset
   470
hgs
parents:
diff changeset
   471
    DEBUG_API("->XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   472
hgs
parents:
diff changeset
   473
    /* Both Media Player and Metadata Extractor objec uses the same ctxId */
hgs
parents:
diff changeset
   474
    if( !adaptCtx ||
hgs
parents:
diff changeset
   475
        (adaptCtx->ctxId != XAMediaPlayerAdaptation) )
hgs
parents:
diff changeset
   476
    {
hgs
parents:
diff changeset
   477
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   478
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   479
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   480
    }
hgs
parents:
diff changeset
   481
hgs
parents:
diff changeset
   482
    if( adaptCtx->ctxId ==  XAMDAdaptation)
hgs
parents:
diff changeset
   483
    {
hgs
parents:
diff changeset
   484
        DEBUG_ERR("XA_RESULT_PRECONDITIONS_VIOLATED");
hgs
parents:
diff changeset
   485
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   486
        return XA_RESULT_PRECONDITIONS_VIOLATED;
hgs
parents:
diff changeset
   487
    }
hgs
parents:
diff changeset
   488
hgs
parents:
diff changeset
   489
    inputNumStreams = *numStreams;
hgs
parents:
diff changeset
   490
hgs
parents:
diff changeset
   491
    /* Determine number of streams */
hgs
parents:
diff changeset
   492
    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
hgs
parents:
diff changeset
   493
    if ( codecbin == NULL )
hgs
parents:
diff changeset
   494
    {
hgs
parents:
diff changeset
   495
        DEBUG_INFO("Unable to get codec bin");
hgs
parents:
diff changeset
   496
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   497
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   498
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   499
    }
hgs
parents:
diff changeset
   500
    *numStreams = codecbin->numsrcpads;
hgs
parents:
diff changeset
   501
hgs
parents:
diff changeset
   502
    if ( activeStreams )
hgs
parents:
diff changeset
   503
    {
hgs
parents:
diff changeset
   504
        XAuint32 loopIndex;
hgs
parents:
diff changeset
   505
        if (inputNumStreams < *numStreams )
hgs
parents:
diff changeset
   506
        {
hgs
parents:
diff changeset
   507
            DEBUG_INFO("numStreams param value is smaller than number of streams");
hgs
parents:
diff changeset
   508
            DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   509
            DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   510
            return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   511
        }
hgs
parents:
diff changeset
   512
        for (loopIndex = 0; loopIndex < *numStreams; loopIndex++)
hgs
parents:
diff changeset
   513
        {
hgs
parents:
diff changeset
   514
            /* TODO currently gstreamer doesn't allow multiple dynamic streams
hgs
parents:
diff changeset
   515
             * all streams are active streams */
hgs
parents:
diff changeset
   516
            activeStreams[loopIndex] = XA_BOOLEAN_TRUE;
hgs
parents:
diff changeset
   517
        }
hgs
parents:
diff changeset
   518
    }
hgs
parents:
diff changeset
   519
hgs
parents:
diff changeset
   520
    DEBUG_API("->XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   521
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   522
}
hgs
parents:
diff changeset
   523
hgs
parents:
diff changeset
   524
XAresult XAStreamInformationItfAdapt_SetActiveStream(
hgs
parents:
diff changeset
   525
                XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   526
                XAuint32 streamNum,
hgs
parents:
diff changeset
   527
                XAboolean active,
hgs
parents:
diff changeset
   528
                XAboolean commitNow)
hgs
parents:
diff changeset
   529
{
hgs
parents:
diff changeset
   530
    XAresult ret = XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   531
    XAuint32 numStreams;
hgs
parents:
diff changeset
   532
    GstElement *codecbin;
hgs
parents:
diff changeset
   533
hgs
parents:
diff changeset
   534
    DEBUG_API("->XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   535
hgs
parents:
diff changeset
   536
    /* Both Media Player and Metadata Extractor objec uses the same ctxId */
hgs
parents:
diff changeset
   537
    if( !adaptCtx ||
hgs
parents:
diff changeset
   538
        (adaptCtx->ctxId != XAMediaPlayerAdaptation) )
hgs
parents:
diff changeset
   539
    {
hgs
parents:
diff changeset
   540
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   541
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   542
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   543
    }
hgs
parents:
diff changeset
   544
hgs
parents:
diff changeset
   545
    if( adaptCtx->ctxId ==  XAMDAdaptation)
hgs
parents:
diff changeset
   546
    {
hgs
parents:
diff changeset
   547
        DEBUG_ERR("XA_RESULT_PRECONDITIONS_VIOLATED");
hgs
parents:
diff changeset
   548
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   549
        return XA_RESULT_PRECONDITIONS_VIOLATED;
hgs
parents:
diff changeset
   550
    }
hgs
parents:
diff changeset
   551
hgs
parents:
diff changeset
   552
    /* Determine number of streams */
hgs
parents:
diff changeset
   553
    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
hgs
parents:
diff changeset
   554
    if ( codecbin == NULL )
hgs
parents:
diff changeset
   555
    {
hgs
parents:
diff changeset
   556
        DEBUG_INFO("Unable to get codec bin");
hgs
parents:
diff changeset
   557
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   558
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   559
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   560
    }
hgs
parents:
diff changeset
   561
    numStreams = codecbin->numsrcpads;
hgs
parents:
diff changeset
   562
hgs
parents:
diff changeset
   563
    /* validate stream index */
hgs
parents:
diff changeset
   564
    if ( streamNum > numStreams )
hgs
parents:
diff changeset
   565
    {
hgs
parents:
diff changeset
   566
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   567
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   568
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   569
    }
hgs
parents:
diff changeset
   570
hgs
parents:
diff changeset
   571
    ret = XA_RESULT_FEATURE_UNSUPPORTED;
hgs
parents:
diff changeset
   572
hgs
parents:
diff changeset
   573
    DEBUG_API("->XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   574
    return ret;
hgs
parents:
diff changeset
   575
}
hgs
parents:
diff changeset
   576
hgs
parents:
diff changeset
   577
/* local functions */
hgs
parents:
diff changeset
   578
hgs
parents:
diff changeset
   579
XAresult GetDomainTypeFromCodecBinSrcPads(
hgs
parents:
diff changeset
   580
                    GList *sourcePads,
hgs
parents:
diff changeset
   581
                    XAuint32 containerType,
hgs
parents:
diff changeset
   582
                    XAuint32 streamIndex,
hgs
parents:
diff changeset
   583
                    XAuint32 *domain)
hgs
parents:
diff changeset
   584
{
hgs
parents:
diff changeset
   585
    GstPad* srcPad;
hgs
parents:
diff changeset
   586
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   587
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   588
    const gchar *mime;
hgs
parents:
diff changeset
   589
hgs
parents:
diff changeset
   590
    DEBUG_API("->GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   591
hgs
parents:
diff changeset
   592
hgs
parents:
diff changeset
   593
    srcPad = (GstPad*) g_list_nth_data(sourcePads, (streamIndex -1 ));
hgs
parents:
diff changeset
   594
    if (srcPad == NULL)
hgs
parents:
diff changeset
   595
    {
hgs
parents:
diff changeset
   596
        DEBUG_INFO_A1("Error obtaining SrcPad%u", (unsigned int)streamIndex);
hgs
parents:
diff changeset
   597
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   598
        DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   599
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   600
    }
hgs
parents:
diff changeset
   601
    DEBUG_INFO_A1("Obtained SrcPad%u from SrcPads list", (unsigned int)(streamIndex-1));
hgs
parents:
diff changeset
   602
hgs
parents:
diff changeset
   603
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   604
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   605
    {
hgs
parents:
diff changeset
   606
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   607
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   608
    }
hgs
parents:
diff changeset
   609
hgs
parents:
diff changeset
   610
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   611
    {
hgs
parents:
diff changeset
   612
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   613
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   614
        DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   615
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   616
    }
hgs
parents:
diff changeset
   617
hgs
parents:
diff changeset
   618
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   619
hgs
parents:
diff changeset
   620
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   621
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   622
    {
hgs
parents:
diff changeset
   623
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   624
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   625
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   626
        DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   627
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   628
    }
hgs
parents:
diff changeset
   629
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   630
hgs
parents:
diff changeset
   631
    mime = gst_structure_get_name (gstStruct);
hgs
parents:
diff changeset
   632
hgs
parents:
diff changeset
   633
    DEBUG_INFO_A1("MimeType associated with SrcPad is [%s]", mime);
hgs
parents:
diff changeset
   634
hgs
parents:
diff changeset
   635
    *domain = XA_DOMAINTYPE_UNKNOWN;
hgs
parents:
diff changeset
   636
    if (strncmp (mime, "audio", 5) == 0)
hgs
parents:
diff changeset
   637
    {
hgs
parents:
diff changeset
   638
        gchar* elementFactoryName = NULL;
hgs
parents:
diff changeset
   639
hgs
parents:
diff changeset
   640
        *domain = XA_DOMAINTYPE_AUDIO;
hgs
parents:
diff changeset
   641
hgs
parents:
diff changeset
   642
        /*check if it is midi or not by checking the sink pad's mime-type*/
hgs
parents:
diff changeset
   643
        /* this should done by checking the sinkpad's mime-type of parent element */
hgs
parents:
diff changeset
   644
        elementFactoryName = gst_element_get_name(gst_element_get_factory (gst_pad_get_parent_element(srcPad)));
hgs
parents:
diff changeset
   645
hgs
parents:
diff changeset
   646
        /*printf("Element factory name [%s]\n", elementFactoryName);*/
hgs
parents:
diff changeset
   647
hgs
parents:
diff changeset
   648
        /* decode bin has the sink pads ghosted from targetPad.
hgs
parents:
diff changeset
   649
        So retreive the name of the original decoder element*/
hgs
parents:
diff changeset
   650
        if ( strcmp(elementFactoryName, "decodebin") == 0 )
hgs
parents:
diff changeset
   651
        {
hgs
parents:
diff changeset
   652
            GstPad* targetPad = NULL;
hgs
parents:
diff changeset
   653
            gchar* decoderElementName = NULL;
hgs
parents:
diff changeset
   654
hgs
parents:
diff changeset
   655
            DEBUG_INFO("Decodebin: Obtaining target pad of SrcPad");
hgs
parents:
diff changeset
   656
            targetPad = gst_ghost_pad_get_target ((GstGhostPad*)srcPad);
hgs
parents:
diff changeset
   657
hgs
parents:
diff changeset
   658
            decoderElementName = gst_element_get_name (gst_element_get_factory (gst_pad_get_parent_element (targetPad)));
hgs
parents:
diff changeset
   659
            /* better solution would be to get mime-type from decoder and decide based on that */
hgs
parents:
diff changeset
   660
            /* currently we cannot retrieive sinkpad's caps. Perhaps a bug in gstreamer. We need */
hgs
parents:
diff changeset
   661
            /* to revisit this when we move to newer version of gstreamer */
hgs
parents:
diff changeset
   662
            if ( strcmp(decoderElementName, "wildmidi") == 0 )
hgs
parents:
diff changeset
   663
            {
hgs
parents:
diff changeset
   664
                *domain = XA_DOMAINTYPE_MIDI;
hgs
parents:
diff changeset
   665
            }
hgs
parents:
diff changeset
   666
            g_free(decoderElementName);
hgs
parents:
diff changeset
   667
            gst_object_unref(targetPad);
hgs
parents:
diff changeset
   668
        }
hgs
parents:
diff changeset
   669
        g_free(elementFactoryName);
hgs
parents:
diff changeset
   670
hgs
parents:
diff changeset
   671
    }
hgs
parents:
diff changeset
   672
    else if (strncmp (mime, "video", 5) == 0)
hgs
parents:
diff changeset
   673
    {
hgs
parents:
diff changeset
   674
        switch(containerType)
hgs
parents:
diff changeset
   675
        {
hgs
parents:
diff changeset
   676
            case XA_CONTAINERTYPE_BMP:
hgs
parents:
diff changeset
   677
            case XA_CONTAINERTYPE_JPG:
hgs
parents:
diff changeset
   678
            case XA_CONTAINERTYPE_JPG2000:
hgs
parents:
diff changeset
   679
                *domain = XA_DOMAINTYPE_IMAGE;
hgs
parents:
diff changeset
   680
                break;
hgs
parents:
diff changeset
   681
            default:
hgs
parents:
diff changeset
   682
                *domain = XA_DOMAINTYPE_VIDEO;
hgs
parents:
diff changeset
   683
                break;
hgs
parents:
diff changeset
   684
        };
hgs
parents:
diff changeset
   685
    }
hgs
parents:
diff changeset
   686
    /* TODO find out why this causes assertion failure */
hgs
parents:
diff changeset
   687
    /*gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   688
hgs
parents:
diff changeset
   689
    DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   690
hgs
parents:
diff changeset
   691
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   692
}
hgs
parents:
diff changeset
   693
hgs
parents:
diff changeset
   694
XAresult GetAudioStreamInfoFromPads(
hgs
parents:
diff changeset
   695
                    GstPad *srcPad,
hgs
parents:
diff changeset
   696
                    XAuint32 *channels,
hgs
parents:
diff changeset
   697
                    XAuint32 *sampleRate,
hgs
parents:
diff changeset
   698
                    XAuint32 *bitRate)
hgs
parents:
diff changeset
   699
{
hgs
parents:
diff changeset
   700
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   701
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   702
    gint negotiated_sampleRate;
hgs
parents:
diff changeset
   703
    gint negotiated_channels;
hgs
parents:
diff changeset
   704
    gint negotiated_bitRate;
hgs
parents:
diff changeset
   705
hgs
parents:
diff changeset
   706
    DEBUG_API("->GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   707
hgs
parents:
diff changeset
   708
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   709
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   710
    {
hgs
parents:
diff changeset
   711
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   712
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   713
    }
hgs
parents:
diff changeset
   714
hgs
parents:
diff changeset
   715
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   716
    {
hgs
parents:
diff changeset
   717
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   718
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   719
        DEBUG_API("-<GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   720
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   721
    }
hgs
parents:
diff changeset
   722
hgs
parents:
diff changeset
   723
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   724
hgs
parents:
diff changeset
   725
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   726
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   727
    {
hgs
parents:
diff changeset
   728
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   729
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   730
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   731
        DEBUG_API("-<GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   732
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   733
    }
hgs
parents:
diff changeset
   734
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   735
hgs
parents:
diff changeset
   736
    *channels = 0;
hgs
parents:
diff changeset
   737
    *sampleRate = 0;
hgs
parents:
diff changeset
   738
    *bitRate = 0;
hgs
parents:
diff changeset
   739
hgs
parents:
diff changeset
   740
    gst_structure_get_int (gstStruct, "channels", &negotiated_channels);
hgs
parents:
diff changeset
   741
    gst_structure_get_int (gstStruct, "rate", &negotiated_sampleRate);
hgs
parents:
diff changeset
   742
    gst_structure_get_int (gstStruct, "bitrate", &negotiated_bitRate);
hgs
parents:
diff changeset
   743
hgs
parents:
diff changeset
   744
    *channels = negotiated_channels;
hgs
parents:
diff changeset
   745
    *sampleRate = (XAmilliHertz) negotiated_sampleRate * 1000;
hgs
parents:
diff changeset
   746
    *bitRate = negotiated_bitRate;
hgs
parents:
diff changeset
   747
hgs
parents:
diff changeset
   748
    DEBUG_INFO_A1("channels[%u]", (unsigned int)*channels);
hgs
parents:
diff changeset
   749
    DEBUG_INFO_A1("sampleRate[%u]", (unsigned int)*sampleRate);
hgs
parents:
diff changeset
   750
    DEBUG_INFO_A1("bitRate[%u]", (unsigned int)*bitRate);
hgs
parents:
diff changeset
   751
    /* TODO find out why this is causing assertion failure
hgs
parents:
diff changeset
   752
    gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   753
hgs
parents:
diff changeset
   754
    DEBUG_API("-<GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   755
hgs
parents:
diff changeset
   756
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   757
}
hgs
parents:
diff changeset
   758
hgs
parents:
diff changeset
   759
XAresult GetVideoStreamInfoFromPads(
hgs
parents:
diff changeset
   760
                    GstPad *srcPad,
hgs
parents:
diff changeset
   761
                    XAuint32 *width,
hgs
parents:
diff changeset
   762
                    XAuint32 *height,
hgs
parents:
diff changeset
   763
                    XAuint32 *frameRate,
hgs
parents:
diff changeset
   764
                    XAuint32 *bitRate)
hgs
parents:
diff changeset
   765
{
hgs
parents:
diff changeset
   766
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   767
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   768
    gint negotiated_width;
hgs
parents:
diff changeset
   769
    gint negotiated_height;
hgs
parents:
diff changeset
   770
    gint negotiated_frameRate_numerator;
hgs
parents:
diff changeset
   771
    gint negotiated_frameRate_denominator;
hgs
parents:
diff changeset
   772
    gint negotiated_bitRate;
hgs
parents:
diff changeset
   773
hgs
parents:
diff changeset
   774
    DEBUG_API("->GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   775
hgs
parents:
diff changeset
   776
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   777
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   778
    {
hgs
parents:
diff changeset
   779
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   780
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   781
    }
hgs
parents:
diff changeset
   782
hgs
parents:
diff changeset
   783
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   784
    {
hgs
parents:
diff changeset
   785
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   786
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   787
        DEBUG_API("-<GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   788
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   789
    }
hgs
parents:
diff changeset
   790
hgs
parents:
diff changeset
   791
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   792
hgs
parents:
diff changeset
   793
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   794
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   795
    {
hgs
parents:
diff changeset
   796
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   797
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   798
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   799
        DEBUG_API("-<GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   800
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   801
    }
hgs
parents:
diff changeset
   802
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   803
hgs
parents:
diff changeset
   804
    *width = 0;
hgs
parents:
diff changeset
   805
    *height = 0;
hgs
parents:
diff changeset
   806
    *frameRate = 0;
hgs
parents:
diff changeset
   807
    *bitRate = 0;
hgs
parents:
diff changeset
   808
hgs
parents:
diff changeset
   809
    gst_structure_get_int (gstStruct, "width", &negotiated_width);
hgs
parents:
diff changeset
   810
    gst_structure_get_int (gstStruct, "height", &negotiated_height);
hgs
parents:
diff changeset
   811
    gst_structure_get_fraction (gstStruct, "framerate",
hgs
parents:
diff changeset
   812
                                    &negotiated_frameRate_numerator,
hgs
parents:
diff changeset
   813
                                    &negotiated_frameRate_denominator);
hgs
parents:
diff changeset
   814
    gst_structure_get_int (gstStruct, "bitrate", &negotiated_bitRate);
hgs
parents:
diff changeset
   815
hgs
parents:
diff changeset
   816
    *width = negotiated_width;
hgs
parents:
diff changeset
   817
    *height = negotiated_height;
hgs
parents:
diff changeset
   818
    *bitRate = negotiated_bitRate;
hgs
parents:
diff changeset
   819
hgs
parents:
diff changeset
   820
    DEBUG_INFO_A1("width[%u]", (unsigned int)*width);
hgs
parents:
diff changeset
   821
    DEBUG_INFO_A1("height[%u]", (unsigned int)*height);
hgs
parents:
diff changeset
   822
    DEBUG_INFO_A2("framerate[%u/%u]", (unsigned int)negotiated_frameRate_numerator, (unsigned int)negotiated_frameRate_denominator);
hgs
parents:
diff changeset
   823
    DEBUG_INFO_A1("bitrate[%u]", (unsigned int)*bitRate);
hgs
parents:
diff changeset
   824
    /* TODO find out why this is causing assertion failure
hgs
parents:
diff changeset
   825
    gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   826
hgs
parents:
diff changeset
   827
    DEBUG_API("-<GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   828
hgs
parents:
diff changeset
   829
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   830
}
hgs
parents:
diff changeset
   831
hgs
parents:
diff changeset
   832
hgs
parents:
diff changeset
   833
XAresult GetImageStreamInfoFromPads(
hgs
parents:
diff changeset
   834
                    GstPad *srcPad,
hgs
parents:
diff changeset
   835
                    XAuint32 *width,
hgs
parents:
diff changeset
   836
                    XAuint32 *height)
hgs
parents:
diff changeset
   837
{
hgs
parents:
diff changeset
   838
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   839
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   840
    gint negotiated_width;
hgs
parents:
diff changeset
   841
    gint negotiated_height;
hgs
parents:
diff changeset
   842
hgs
parents:
diff changeset
   843
    DEBUG_API("->GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   844
hgs
parents:
diff changeset
   845
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   846
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   847
    {
hgs
parents:
diff changeset
   848
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   849
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   850
    }
hgs
parents:
diff changeset
   851
hgs
parents:
diff changeset
   852
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   853
    {
hgs
parents:
diff changeset
   854
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   855
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   856
        DEBUG_API("-<GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   857
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   858
    }
hgs
parents:
diff changeset
   859
hgs
parents:
diff changeset
   860
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   861
hgs
parents:
diff changeset
   862
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   863
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   864
    {
hgs
parents:
diff changeset
   865
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   866
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   867
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   868
        DEBUG_API("-<GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   869
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   870
    }
hgs
parents:
diff changeset
   871
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   872
hgs
parents:
diff changeset
   873
    *width = 0;
hgs
parents:
diff changeset
   874
    *height = 0;
hgs
parents:
diff changeset
   875
hgs
parents:
diff changeset
   876
    gst_structure_get_int (gstStruct, "width", &negotiated_width);
hgs
parents:
diff changeset
   877
    gst_structure_get_int (gstStruct, "height", &negotiated_height);
hgs
parents:
diff changeset
   878
hgs
parents:
diff changeset
   879
    *width = negotiated_width;
hgs
parents:
diff changeset
   880
    *height = negotiated_height;
hgs
parents:
diff changeset
   881
hgs
parents:
diff changeset
   882
    DEBUG_INFO_A1("width[%u]", (unsigned int)*width);
hgs
parents:
diff changeset
   883
    DEBUG_INFO_A1("height[%u]", (unsigned int)*height);
hgs
parents:
diff changeset
   884
    /* TODO find out why this is causing assertion failure
hgs
parents:
diff changeset
   885
    gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   886
hgs
parents:
diff changeset
   887
    DEBUG_API("-<GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   888
hgs
parents:
diff changeset
   889
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   890
}
hgs
parents:
diff changeset
   891