khronosfws/openmax_al/src/gst_adaptation/xastreaminformationitfadaptation.c
author hgs
Fri, 11 Jun 2010 19:59:23 -0500
changeset 25 6f7ceef7b1d1
parent 21 2ed61feeead6
permissions -rw-r--r--
201023
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/*
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 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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 * All rights reserved.
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 * This component and the accompanying materials are made available
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 * under the terms of "Eclipse Public License v1.0"
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 * which accompanies this distribution, and is available
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 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
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 *
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 * Initial Contributors:
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 * Nokia Corporation - initial contribution.
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 *
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 * Contributors:
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 *
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 * Description: StreamInformation Itf Adaptation Source
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 *
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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_A1("Adaptation Context- ID is [%u] ",
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                (unsigned int)adaptCtx->ctxId );
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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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             */
hgs
parents:
diff changeset
   288
            gst_object_unref(targetPad);
hgs
parents:
diff changeset
   289
            g_free(decoderElementName);
hgs
parents:
diff changeset
   290
        }
hgs
parents:
diff changeset
   291
        else /* for identity, audioparse and videoparse elements */
hgs
parents:
diff changeset
   292
        {
hgs
parents:
diff changeset
   293
            DEBUG_INFO("Not decode bin, but a passthru element");
hgs
parents:
diff changeset
   294
            /*TODO fix this call below in capabilitymgr*/
hgs
parents:
diff changeset
   295
/*            ret = XAStaticCapsAdapt_GetCodecIDByPluginName(
hgs
parents:
diff changeset
   296
                        filter,
hgs
parents:
diff changeset
   297
                        (XAchar*)codecbinFactoryName,
hgs
parents:
diff changeset
   298
                        &codecId);*/
hgs
parents:
diff changeset
   299
        }
hgs
parents:
diff changeset
   300
        g_free(codecbinFactoryName);
hgs
parents:
diff changeset
   301
        if ( ret == XA_RESULT_SUCCESS )
hgs
parents:
diff changeset
   302
        {
hgs
parents:
diff changeset
   303
            /* retreive srcPad properties before releasing lock on codecbin */
hgs
parents:
diff changeset
   304
            switch(domain)
hgs
parents:
diff changeset
   305
            {
hgs
parents:
diff changeset
   306
                case XA_DOMAINTYPE_AUDIO:
hgs
parents:
diff changeset
   307
                    DEBUG_INFO("Getting Audio Stream Info from SrcPad");
hgs
parents:
diff changeset
   308
                    ret = GetAudioStreamInfoFromPads(
hgs
parents:
diff changeset
   309
                                srcPad,
hgs
parents:
diff changeset
   310
                                &channels,
hgs
parents:
diff changeset
   311
                                &sampleRate,
hgs
parents:
diff changeset
   312
                                &bitRate);
hgs
parents:
diff changeset
   313
                    break;
hgs
parents:
diff changeset
   314
                case XA_DOMAINTYPE_VIDEO:
hgs
parents:
diff changeset
   315
                    DEBUG_INFO("Getting Video Stream Info from SrcPad");
hgs
parents:
diff changeset
   316
                    ret = GetVideoStreamInfoFromPads(
hgs
parents:
diff changeset
   317
                                srcPad,
hgs
parents:
diff changeset
   318
                                &width,
hgs
parents:
diff changeset
   319
                                &height,
hgs
parents:
diff changeset
   320
                                &frameRate,
hgs
parents:
diff changeset
   321
                                &bitRate);
hgs
parents:
diff changeset
   322
                    break;
hgs
parents:
diff changeset
   323
                case XA_DOMAINTYPE_IMAGE:
hgs
parents:
diff changeset
   324
                    DEBUG_INFO("Getting Image Stream Info from SrcPad");
hgs
parents:
diff changeset
   325
                    ret = GetImageStreamInfoFromPads(
hgs
parents:
diff changeset
   326
                                srcPad,
hgs
parents:
diff changeset
   327
                                &width,
hgs
parents:
diff changeset
   328
                                &height
hgs
parents:
diff changeset
   329
                                );
hgs
parents:
diff changeset
   330
                    break;
hgs
parents:
diff changeset
   331
                default:
hgs
parents:
diff changeset
   332
                    break;
hgs
parents:
diff changeset
   333
            };
hgs
parents:
diff changeset
   334
        }
hgs
parents:
diff changeset
   335
        /* Now unlock the bin */
hgs
parents:
diff changeset
   336
        GST_OBJECT_UNLOCK( codecbin );
hgs
parents:
diff changeset
   337
    }    /*if ( domain != XA_DOMAIN_TYPE_MIDI )*/
hgs
parents:
diff changeset
   338
hgs
parents:
diff changeset
   339
    if ( ret == XA_RESULT_SUCCESS)
hgs
parents:
diff changeset
   340
    {
hgs
parents:
diff changeset
   341
        DEBUG_INFO("Getting media duration");
hgs
parents:
diff changeset
   342
        ret = XAPlayItfAdaptGST_GetDuration((XAAdaptationGstCtx*)adaptCtx, &duration);
hgs
parents:
diff changeset
   343
    }
hgs
parents:
diff changeset
   344
hgs
parents:
diff changeset
   345
    /* Now assign properties to data structure */
hgs
parents:
diff changeset
   346
    if ( ret == XA_RESULT_SUCCESS)
hgs
parents:
diff changeset
   347
    {
hgs
parents:
diff changeset
   348
        switch(domain)
hgs
parents:
diff changeset
   349
        {
hgs
parents:
diff changeset
   350
            case XA_DOMAINTYPE_AUDIO:
hgs
parents:
diff changeset
   351
            {
hgs
parents:
diff changeset
   352
                XAAudioStreamInformation* streamInfo = (XAAudioStreamInformation*)info;
hgs
parents:
diff changeset
   353
                DEBUG_INFO("Assigning values for XAAudioStreamInformation");
hgs
parents:
diff changeset
   354
                streamInfo->codecId = codecId;
hgs
parents:
diff changeset
   355
                streamInfo->channels = channels;
hgs
parents:
diff changeset
   356
                streamInfo->sampleRate = sampleRate;
hgs
parents:
diff changeset
   357
                streamInfo->bitRate = bitRate;
hgs
parents:
diff changeset
   358
                streamInfo->langCountry[0] = '\0';
hgs
parents:
diff changeset
   359
                streamInfo->duration = duration;
hgs
parents:
diff changeset
   360
            }
hgs
parents:
diff changeset
   361
                break;
hgs
parents:
diff changeset
   362
            case XA_DOMAINTYPE_MIDI:
hgs
parents:
diff changeset
   363
            {
hgs
parents:
diff changeset
   364
                XAMIDIStreamInformation* streamInfo = (XAMIDIStreamInformation*)info;
hgs
parents:
diff changeset
   365
                DEBUG_INFO("Assigning values for XAMIDIStreamInformation");
hgs
parents:
diff changeset
   366
                /*currently there is no way to get these information from gstreamer*/
hgs
parents:
diff changeset
   367
                streamInfo->channels = XA_MIDI_UNKNOWN;
hgs
parents:
diff changeset
   368
                streamInfo->tracks = XA_MIDI_UNKNOWN;
hgs
parents:
diff changeset
   369
                streamInfo->bankType = XA_MIDIBANK_DEVICE;
hgs
parents:
diff changeset
   370
                /*streamInfo->bitRate = 0;*/
hgs
parents:
diff changeset
   371
                streamInfo->langCountry[0] = '\0';
hgs
parents:
diff changeset
   372
                streamInfo->duration = duration;
hgs
parents:
diff changeset
   373
            }
hgs
parents:
diff changeset
   374
                break;
hgs
parents:
diff changeset
   375
            case XA_DOMAINTYPE_VIDEO:
hgs
parents:
diff changeset
   376
            {
hgs
parents:
diff changeset
   377
                XAVideoStreamInformation* streamInfo = (XAVideoStreamInformation*)info;
hgs
parents:
diff changeset
   378
                DEBUG_INFO("Assigning values for XAVideoStreamInformation");
hgs
parents:
diff changeset
   379
                streamInfo->codecId = codecId;
hgs
parents:
diff changeset
   380
                streamInfo->width = width;
hgs
parents:
diff changeset
   381
                streamInfo->height = height;
hgs
parents:
diff changeset
   382
                streamInfo->bitRate = bitRate;
hgs
parents:
diff changeset
   383
                streamInfo->duration = duration;
hgs
parents:
diff changeset
   384
            }
hgs
parents:
diff changeset
   385
                break;
hgs
parents:
diff changeset
   386
            case XA_DOMAINTYPE_IMAGE:
hgs
parents:
diff changeset
   387
            {
hgs
parents:
diff changeset
   388
                XAImageStreamInformation* streamInfo = (XAImageStreamInformation*)info;
hgs
parents:
diff changeset
   389
                DEBUG_INFO("Assigning values for XAImageStreamInformation");
hgs
parents:
diff changeset
   390
                streamInfo->codecId = codecId;
hgs
parents:
diff changeset
   391
                streamInfo->width = width;
hgs
parents:
diff changeset
   392
                streamInfo->height = height;
hgs
parents:
diff changeset
   393
                streamInfo->presentationDuration = duration;
hgs
parents:
diff changeset
   394
            }
hgs
parents:
diff changeset
   395
                break;
hgs
parents:
diff changeset
   396
            default:
hgs
parents:
diff changeset
   397
                break;
hgs
parents:
diff changeset
   398
        };
hgs
parents:
diff changeset
   399
    } /*if ( ret == XA_RESULT_SUCCESS)*/
hgs
parents:
diff changeset
   400
hgs
parents:
diff changeset
   401
    DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamInformation");
hgs
parents:
diff changeset
   402
    return ret;
hgs
parents:
diff changeset
   403
}
hgs
parents:
diff changeset
   404
hgs
parents:
diff changeset
   405
/*
hgs
parents:
diff changeset
   406
 * XAresult XAStreamInformationItfAdapt_QueryStreamName(
hgs
parents:
diff changeset
   407
 *               XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   408
 *               XAuint32 streamIndex,
hgs
parents:
diff changeset
   409
 *               XAuint16 * pNameSize,
hgs
parents:
diff changeset
   410
 *               XAchar * pName)
hgs
parents:
diff changeset
   411
 * Description: Obtains stream name
hgs
parents:
diff changeset
   412
 */
hgs
parents:
diff changeset
   413
XAresult XAStreamInformationItfAdapt_QueryStreamName(
hgs
parents:
diff changeset
   414
                XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   415
                XAuint32 streamIndex,
hgs
parents:
diff changeset
   416
                XAuint16 * pNameSize,
hgs
parents:
diff changeset
   417
                XAchar * pName)
hgs
parents:
diff changeset
   418
{
hgs
parents:
diff changeset
   419
    XAresult ret = XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   420
    XAuint32 numStreams;
hgs
parents:
diff changeset
   421
    GstElement *codecbin = NULL;
hgs
parents:
diff changeset
   422
hgs
parents:
diff changeset
   423
    DEBUG_API("->XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   424
    /* Both Media Player and Metadata Extractor objec uses the same ctxId */
hgs
parents:
diff changeset
   425
    if( !adaptCtx ||
hgs
parents:
diff changeset
   426
        (adaptCtx->ctxId != XAMediaPlayerAdaptation) )
hgs
parents:
diff changeset
   427
    {
hgs
parents:
diff changeset
   428
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   429
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   430
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   431
    }
hgs
parents:
diff changeset
   432
hgs
parents:
diff changeset
   433
    /* validate stream index */
hgs
parents:
diff changeset
   434
    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
hgs
parents:
diff changeset
   435
    if ( codecbin == NULL )
hgs
parents:
diff changeset
   436
    {
hgs
parents:
diff changeset
   437
        DEBUG_INFO("Unable to get codec bin");
hgs
parents:
diff changeset
   438
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   439
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   440
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   441
    }
hgs
parents:
diff changeset
   442
    numStreams = codecbin->numsrcpads;
hgs
parents:
diff changeset
   443
hgs
parents:
diff changeset
   444
    /* validate stream index */
hgs
parents:
diff changeset
   445
    if ( streamIndex > numStreams )
hgs
parents:
diff changeset
   446
    {
hgs
parents:
diff changeset
   447
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   448
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   449
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   450
    }
hgs
parents:
diff changeset
   451
hgs
parents:
diff changeset
   452
    /* TODO there is no straight way to retreive stream name from gstreamer*/
hgs
parents:
diff changeset
   453
    /*XAuint16 inputNameSize = *pNameSize;*/
hgs
parents:
diff changeset
   454
    *pNameSize = 0; /* Replace this with actual size*/
hgs
parents:
diff changeset
   455
    if ( pName )
hgs
parents:
diff changeset
   456
    {
hgs
parents:
diff changeset
   457
        /* TODO copy stream name into pName taking into account inputNameSize */
hgs
parents:
diff changeset
   458
    }
hgs
parents:
diff changeset
   459
hgs
parents:
diff changeset
   460
    DEBUG_API("-<XAStreamInformationItfAdapt_QueryStreamName");
hgs
parents:
diff changeset
   461
    return ret;
hgs
parents:
diff changeset
   462
}
hgs
parents:
diff changeset
   463
hgs
parents:
diff changeset
   464
/*
hgs
parents:
diff changeset
   465
 * XAresult XAStreamInformationItfAdapt_QueryActiveStreams(
hgs
parents:
diff changeset
   466
 *               XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   467
 *               XAuint32 *numStreams,
hgs
parents:
diff changeset
   468
 *               XAboolean *activeStreams);
hgs
parents:
diff changeset
   469
 * Description: Obtains active stream information
hgs
parents:
diff changeset
   470
 */
hgs
parents:
diff changeset
   471
 XAresult XAStreamInformationItfAdapt_QueryActiveStreams(
hgs
parents:
diff changeset
   472
                XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   473
                XAuint32 *numStreams,
hgs
parents:
diff changeset
   474
                XAboolean *activeStreams)
hgs
parents:
diff changeset
   475
{
hgs
parents:
diff changeset
   476
    XAuint32 inputNumStreams;
hgs
parents:
diff changeset
   477
    GstElement *codecbin;
hgs
parents:
diff changeset
   478
hgs
parents:
diff changeset
   479
    DEBUG_API("->XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   480
hgs
parents:
diff changeset
   481
    /* Both Media Player and Metadata Extractor objec uses the same ctxId */
hgs
parents:
diff changeset
   482
    if( !adaptCtx ||
hgs
parents:
diff changeset
   483
        (adaptCtx->ctxId != XAMediaPlayerAdaptation) )
hgs
parents:
diff changeset
   484
    {
hgs
parents:
diff changeset
   485
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   486
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   487
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   488
    }
hgs
parents:
diff changeset
   489
hgs
parents:
diff changeset
   490
    if( adaptCtx->ctxId ==  XAMDAdaptation)
hgs
parents:
diff changeset
   491
    {
hgs
parents:
diff changeset
   492
        DEBUG_ERR("XA_RESULT_PRECONDITIONS_VIOLATED");
hgs
parents:
diff changeset
   493
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   494
        return XA_RESULT_PRECONDITIONS_VIOLATED;
hgs
parents:
diff changeset
   495
    }
hgs
parents:
diff changeset
   496
hgs
parents:
diff changeset
   497
    inputNumStreams = *numStreams;
hgs
parents:
diff changeset
   498
hgs
parents:
diff changeset
   499
    /* Determine number of streams */
hgs
parents:
diff changeset
   500
    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
hgs
parents:
diff changeset
   501
    if ( codecbin == NULL )
hgs
parents:
diff changeset
   502
    {
hgs
parents:
diff changeset
   503
        DEBUG_INFO("Unable to get codec bin");
hgs
parents:
diff changeset
   504
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   505
        DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   506
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   507
    }
hgs
parents:
diff changeset
   508
    *numStreams = codecbin->numsrcpads;
hgs
parents:
diff changeset
   509
hgs
parents:
diff changeset
   510
    if ( activeStreams )
hgs
parents:
diff changeset
   511
    {
hgs
parents:
diff changeset
   512
        XAuint32 loopIndex;
hgs
parents:
diff changeset
   513
        if (inputNumStreams < *numStreams )
hgs
parents:
diff changeset
   514
        {
hgs
parents:
diff changeset
   515
            DEBUG_INFO("numStreams param value is smaller than number of streams");
hgs
parents:
diff changeset
   516
            DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   517
            DEBUG_API("-<XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   518
            return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   519
        }
hgs
parents:
diff changeset
   520
        for (loopIndex = 0; loopIndex < *numStreams; loopIndex++)
hgs
parents:
diff changeset
   521
        {
hgs
parents:
diff changeset
   522
            /* TODO currently gstreamer doesn't allow multiple dynamic streams
hgs
parents:
diff changeset
   523
             * all streams are active streams */
hgs
parents:
diff changeset
   524
            activeStreams[loopIndex] = XA_BOOLEAN_TRUE;
hgs
parents:
diff changeset
   525
        }
hgs
parents:
diff changeset
   526
    }
hgs
parents:
diff changeset
   527
hgs
parents:
diff changeset
   528
    DEBUG_API("->XAStreamInformationItfAdapt_QueryActiveStreams");
hgs
parents:
diff changeset
   529
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   530
}
hgs
parents:
diff changeset
   531
hgs
parents:
diff changeset
   532
XAresult XAStreamInformationItfAdapt_SetActiveStream(
hgs
parents:
diff changeset
   533
                XAAdaptationBaseCtx *adaptCtx,
hgs
parents:
diff changeset
   534
                XAuint32 streamNum,
hgs
parents:
diff changeset
   535
                XAboolean active,
hgs
parents:
diff changeset
   536
                XAboolean commitNow)
hgs
parents:
diff changeset
   537
{
hgs
parents:
diff changeset
   538
    XAresult ret = XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   539
    XAuint32 numStreams;
hgs
parents:
diff changeset
   540
    GstElement *codecbin;
hgs
parents:
diff changeset
   541
hgs
parents:
diff changeset
   542
    DEBUG_API("->XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   543
hgs
parents:
diff changeset
   544
    /* Both Media Player and Metadata Extractor objec uses the same ctxId */
hgs
parents:
diff changeset
   545
    if( !adaptCtx ||
hgs
parents:
diff changeset
   546
        (adaptCtx->ctxId != XAMediaPlayerAdaptation) )
hgs
parents:
diff changeset
   547
    {
hgs
parents:
diff changeset
   548
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   549
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   550
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   551
    }
hgs
parents:
diff changeset
   552
hgs
parents:
diff changeset
   553
    if( adaptCtx->ctxId ==  XAMDAdaptation)
hgs
parents:
diff changeset
   554
    {
hgs
parents:
diff changeset
   555
        DEBUG_ERR("XA_RESULT_PRECONDITIONS_VIOLATED");
hgs
parents:
diff changeset
   556
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   557
        return XA_RESULT_PRECONDITIONS_VIOLATED;
hgs
parents:
diff changeset
   558
    }
hgs
parents:
diff changeset
   559
hgs
parents:
diff changeset
   560
    /* Determine number of streams */
hgs
parents:
diff changeset
   561
    codecbin = ((XAMediaPlayerAdaptationCtx*) adaptCtx)->codecbin;
hgs
parents:
diff changeset
   562
    if ( codecbin == NULL )
hgs
parents:
diff changeset
   563
    {
hgs
parents:
diff changeset
   564
        DEBUG_INFO("Unable to get codec bin");
hgs
parents:
diff changeset
   565
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   566
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   567
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   568
    }
hgs
parents:
diff changeset
   569
    numStreams = codecbin->numsrcpads;
hgs
parents:
diff changeset
   570
hgs
parents:
diff changeset
   571
    /* validate stream index */
hgs
parents:
diff changeset
   572
    if ( streamNum > numStreams )
hgs
parents:
diff changeset
   573
    {
hgs
parents:
diff changeset
   574
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
hgs
parents:
diff changeset
   575
        DEBUG_API("-<XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   576
        return XA_RESULT_PARAMETER_INVALID;
hgs
parents:
diff changeset
   577
    }
hgs
parents:
diff changeset
   578
hgs
parents:
diff changeset
   579
    ret = XA_RESULT_FEATURE_UNSUPPORTED;
hgs
parents:
diff changeset
   580
hgs
parents:
diff changeset
   581
    DEBUG_API("->XAStreamInformationItfAdapt_SetActiveStream");
hgs
parents:
diff changeset
   582
    return ret;
hgs
parents:
diff changeset
   583
}
hgs
parents:
diff changeset
   584
hgs
parents:
diff changeset
   585
/* local functions */
hgs
parents:
diff changeset
   586
hgs
parents:
diff changeset
   587
XAresult GetDomainTypeFromCodecBinSrcPads(
hgs
parents:
diff changeset
   588
                    GList *sourcePads,
hgs
parents:
diff changeset
   589
                    XAuint32 containerType,
hgs
parents:
diff changeset
   590
                    XAuint32 streamIndex,
hgs
parents:
diff changeset
   591
                    XAuint32 *domain)
hgs
parents:
diff changeset
   592
{
hgs
parents:
diff changeset
   593
    GstPad* srcPad;
hgs
parents:
diff changeset
   594
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   595
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   596
    const gchar *mime;
hgs
parents:
diff changeset
   597
hgs
parents:
diff changeset
   598
    DEBUG_API("->GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   599
hgs
parents:
diff changeset
   600
hgs
parents:
diff changeset
   601
    srcPad = (GstPad*) g_list_nth_data(sourcePads, (streamIndex -1 ));
hgs
parents:
diff changeset
   602
    if (srcPad == NULL)
hgs
parents:
diff changeset
   603
    {
hgs
parents:
diff changeset
   604
        DEBUG_INFO_A1("Error obtaining SrcPad%u", (unsigned int)streamIndex);
hgs
parents:
diff changeset
   605
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   606
        DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   607
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   608
    }
hgs
parents:
diff changeset
   609
    DEBUG_INFO_A1("Obtained SrcPad%u from SrcPads list", (unsigned int)(streamIndex-1));
hgs
parents:
diff changeset
   610
hgs
parents:
diff changeset
   611
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   612
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   613
    {
hgs
parents:
diff changeset
   614
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   615
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   616
    }
hgs
parents:
diff changeset
   617
hgs
parents:
diff changeset
   618
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   619
    {
hgs
parents:
diff changeset
   620
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   621
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   622
        DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   623
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   624
    }
hgs
parents:
diff changeset
   625
hgs
parents:
diff changeset
   626
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   627
hgs
parents:
diff changeset
   628
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   629
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   630
    {
hgs
parents:
diff changeset
   631
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   632
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   633
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   634
        DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   635
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   636
    }
hgs
parents:
diff changeset
   637
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   638
hgs
parents:
diff changeset
   639
    mime = gst_structure_get_name (gstStruct);
hgs
parents:
diff changeset
   640
hgs
parents:
diff changeset
   641
    DEBUG_INFO_A1("MimeType associated with SrcPad is [%s]", mime);
hgs
parents:
diff changeset
   642
hgs
parents:
diff changeset
   643
    *domain = XA_DOMAINTYPE_UNKNOWN;
hgs
parents:
diff changeset
   644
    if (strncmp (mime, "audio", 5) == 0)
hgs
parents:
diff changeset
   645
    {
hgs
parents:
diff changeset
   646
        gchar* elementFactoryName = NULL;
hgs
parents:
diff changeset
   647
hgs
parents:
diff changeset
   648
        *domain = XA_DOMAINTYPE_AUDIO;
hgs
parents:
diff changeset
   649
hgs
parents:
diff changeset
   650
        /*check if it is midi or not by checking the sink pad's mime-type*/
hgs
parents:
diff changeset
   651
        /* this should done by checking the sinkpad's mime-type of parent element */
hgs
parents:
diff changeset
   652
        elementFactoryName = gst_element_get_name(gst_element_get_factory (gst_pad_get_parent_element(srcPad)));
hgs
parents:
diff changeset
   653
hgs
parents:
diff changeset
   654
        /*printf("Element factory name [%s]\n", elementFactoryName);*/
hgs
parents:
diff changeset
   655
hgs
parents:
diff changeset
   656
        /* decode bin has the sink pads ghosted from targetPad.
hgs
parents:
diff changeset
   657
        So retreive the name of the original decoder element*/
hgs
parents:
diff changeset
   658
        if ( strcmp(elementFactoryName, "decodebin") == 0 )
hgs
parents:
diff changeset
   659
        {
hgs
parents:
diff changeset
   660
            GstPad* targetPad = NULL;
hgs
parents:
diff changeset
   661
            gchar* decoderElementName = NULL;
hgs
parents:
diff changeset
   662
hgs
parents:
diff changeset
   663
            DEBUG_INFO("Decodebin: Obtaining target pad of SrcPad");
hgs
parents:
diff changeset
   664
            targetPad = gst_ghost_pad_get_target ((GstGhostPad*)srcPad);
hgs
parents:
diff changeset
   665
hgs
parents:
diff changeset
   666
            decoderElementName = gst_element_get_name (gst_element_get_factory (gst_pad_get_parent_element (targetPad)));
hgs
parents:
diff changeset
   667
            /* better solution would be to get mime-type from decoder and decide based on that */
hgs
parents:
diff changeset
   668
            /* currently we cannot retrieive sinkpad's caps. Perhaps a bug in gstreamer. We need */
hgs
parents:
diff changeset
   669
            /* to revisit this when we move to newer version of gstreamer */
hgs
parents:
diff changeset
   670
            if ( strcmp(decoderElementName, "wildmidi") == 0 )
hgs
parents:
diff changeset
   671
            {
hgs
parents:
diff changeset
   672
                *domain = XA_DOMAINTYPE_MIDI;
hgs
parents:
diff changeset
   673
            }
hgs
parents:
diff changeset
   674
            g_free(decoderElementName);
hgs
parents:
diff changeset
   675
            gst_object_unref(targetPad);
hgs
parents:
diff changeset
   676
        }
hgs
parents:
diff changeset
   677
        g_free(elementFactoryName);
hgs
parents:
diff changeset
   678
hgs
parents:
diff changeset
   679
    }
hgs
parents:
diff changeset
   680
    else if (strncmp (mime, "video", 5) == 0)
hgs
parents:
diff changeset
   681
    {
hgs
parents:
diff changeset
   682
        switch(containerType)
hgs
parents:
diff changeset
   683
        {
hgs
parents:
diff changeset
   684
            case XA_CONTAINERTYPE_BMP:
hgs
parents:
diff changeset
   685
            case XA_CONTAINERTYPE_JPG:
hgs
parents:
diff changeset
   686
            case XA_CONTAINERTYPE_JPG2000:
hgs
parents:
diff changeset
   687
                *domain = XA_DOMAINTYPE_IMAGE;
hgs
parents:
diff changeset
   688
                break;
hgs
parents:
diff changeset
   689
            default:
hgs
parents:
diff changeset
   690
                *domain = XA_DOMAINTYPE_VIDEO;
hgs
parents:
diff changeset
   691
                break;
hgs
parents:
diff changeset
   692
        };
hgs
parents:
diff changeset
   693
    }
hgs
parents:
diff changeset
   694
    /* TODO find out why this causes assertion failure */
hgs
parents:
diff changeset
   695
    /*gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   696
hgs
parents:
diff changeset
   697
    DEBUG_API("-<GetDomainTypeFromCodecBinSrcPads");
hgs
parents:
diff changeset
   698
hgs
parents:
diff changeset
   699
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   700
}
hgs
parents:
diff changeset
   701
hgs
parents:
diff changeset
   702
XAresult GetAudioStreamInfoFromPads(
hgs
parents:
diff changeset
   703
                    GstPad *srcPad,
hgs
parents:
diff changeset
   704
                    XAuint32 *channels,
hgs
parents:
diff changeset
   705
                    XAuint32 *sampleRate,
hgs
parents:
diff changeset
   706
                    XAuint32 *bitRate)
hgs
parents:
diff changeset
   707
{
hgs
parents:
diff changeset
   708
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   709
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   710
    gint negotiated_sampleRate;
hgs
parents:
diff changeset
   711
    gint negotiated_channels;
hgs
parents:
diff changeset
   712
    gint negotiated_bitRate;
hgs
parents:
diff changeset
   713
hgs
parents:
diff changeset
   714
    DEBUG_API("->GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   715
hgs
parents:
diff changeset
   716
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   717
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   718
    {
hgs
parents:
diff changeset
   719
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   720
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   721
    }
hgs
parents:
diff changeset
   722
hgs
parents:
diff changeset
   723
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   724
    {
hgs
parents:
diff changeset
   725
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   726
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   727
        DEBUG_API("-<GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   728
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   729
    }
hgs
parents:
diff changeset
   730
hgs
parents:
diff changeset
   731
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   732
hgs
parents:
diff changeset
   733
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   734
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   735
    {
hgs
parents:
diff changeset
   736
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   737
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   738
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   739
        DEBUG_API("-<GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   740
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   741
    }
hgs
parents:
diff changeset
   742
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   743
hgs
parents:
diff changeset
   744
    *channels = 0;
hgs
parents:
diff changeset
   745
    *sampleRate = 0;
hgs
parents:
diff changeset
   746
    *bitRate = 0;
hgs
parents:
diff changeset
   747
hgs
parents:
diff changeset
   748
    gst_structure_get_int (gstStruct, "channels", &negotiated_channels);
hgs
parents:
diff changeset
   749
    gst_structure_get_int (gstStruct, "rate", &negotiated_sampleRate);
hgs
parents:
diff changeset
   750
    gst_structure_get_int (gstStruct, "bitrate", &negotiated_bitRate);
hgs
parents:
diff changeset
   751
hgs
parents:
diff changeset
   752
    *channels = negotiated_channels;
hgs
parents:
diff changeset
   753
    *sampleRate = (XAmilliHertz) negotiated_sampleRate * 1000;
hgs
parents:
diff changeset
   754
    *bitRate = negotiated_bitRate;
hgs
parents:
diff changeset
   755
hgs
parents:
diff changeset
   756
    DEBUG_INFO_A1("channels[%u]", (unsigned int)*channels);
hgs
parents:
diff changeset
   757
    DEBUG_INFO_A1("sampleRate[%u]", (unsigned int)*sampleRate);
hgs
parents:
diff changeset
   758
    DEBUG_INFO_A1("bitRate[%u]", (unsigned int)*bitRate);
hgs
parents:
diff changeset
   759
    /* TODO find out why this is causing assertion failure
hgs
parents:
diff changeset
   760
    gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   761
hgs
parents:
diff changeset
   762
    DEBUG_API("-<GetAudioStreamInfoFromPads");
hgs
parents:
diff changeset
   763
hgs
parents:
diff changeset
   764
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   765
}
hgs
parents:
diff changeset
   766
hgs
parents:
diff changeset
   767
XAresult GetVideoStreamInfoFromPads(
hgs
parents:
diff changeset
   768
                    GstPad *srcPad,
hgs
parents:
diff changeset
   769
                    XAuint32 *width,
hgs
parents:
diff changeset
   770
                    XAuint32 *height,
hgs
parents:
diff changeset
   771
                    XAuint32 *frameRate,
hgs
parents:
diff changeset
   772
                    XAuint32 *bitRate)
hgs
parents:
diff changeset
   773
{
hgs
parents:
diff changeset
   774
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   775
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   776
    gint negotiated_width;
hgs
parents:
diff changeset
   777
    gint negotiated_height;
hgs
parents:
diff changeset
   778
    gint negotiated_frameRate_numerator;
hgs
parents:
diff changeset
   779
    gint negotiated_frameRate_denominator;
hgs
parents:
diff changeset
   780
    gint negotiated_bitRate;
hgs
parents:
diff changeset
   781
hgs
parents:
diff changeset
   782
    DEBUG_API("->GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   783
hgs
parents:
diff changeset
   784
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   785
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   786
    {
hgs
parents:
diff changeset
   787
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   788
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   789
    }
hgs
parents:
diff changeset
   790
hgs
parents:
diff changeset
   791
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   792
    {
hgs
parents:
diff changeset
   793
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   794
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   795
        DEBUG_API("-<GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   796
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   797
    }
hgs
parents:
diff changeset
   798
hgs
parents:
diff changeset
   799
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   800
hgs
parents:
diff changeset
   801
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   802
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   803
    {
hgs
parents:
diff changeset
   804
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   805
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   806
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   807
        DEBUG_API("-<GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   808
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   809
    }
hgs
parents:
diff changeset
   810
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   811
hgs
parents:
diff changeset
   812
    *width = 0;
hgs
parents:
diff changeset
   813
    *height = 0;
hgs
parents:
diff changeset
   814
    *frameRate = 0;
hgs
parents:
diff changeset
   815
    *bitRate = 0;
hgs
parents:
diff changeset
   816
hgs
parents:
diff changeset
   817
    gst_structure_get_int (gstStruct, "width", &negotiated_width);
hgs
parents:
diff changeset
   818
    gst_structure_get_int (gstStruct, "height", &negotiated_height);
hgs
parents:
diff changeset
   819
    gst_structure_get_fraction (gstStruct, "framerate",
hgs
parents:
diff changeset
   820
                                    &negotiated_frameRate_numerator,
hgs
parents:
diff changeset
   821
                                    &negotiated_frameRate_denominator);
hgs
parents:
diff changeset
   822
    gst_structure_get_int (gstStruct, "bitrate", &negotiated_bitRate);
hgs
parents:
diff changeset
   823
hgs
parents:
diff changeset
   824
    *width = negotiated_width;
hgs
parents:
diff changeset
   825
    *height = negotiated_height;
hgs
parents:
diff changeset
   826
    *bitRate = negotiated_bitRate;
hgs
parents:
diff changeset
   827
hgs
parents:
diff changeset
   828
    DEBUG_INFO_A1("width[%u]", (unsigned int)*width);
hgs
parents:
diff changeset
   829
    DEBUG_INFO_A1("height[%u]", (unsigned int)*height);
hgs
parents:
diff changeset
   830
    DEBUG_INFO_A2("framerate[%u/%u]", (unsigned int)negotiated_frameRate_numerator, (unsigned int)negotiated_frameRate_denominator);
hgs
parents:
diff changeset
   831
    DEBUG_INFO_A1("bitrate[%u]", (unsigned int)*bitRate);
hgs
parents:
diff changeset
   832
    /* TODO find out why this is causing assertion failure
hgs
parents:
diff changeset
   833
    gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   834
hgs
parents:
diff changeset
   835
    DEBUG_API("-<GetVideoStreamInfoFromPads");
hgs
parents:
diff changeset
   836
hgs
parents:
diff changeset
   837
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   838
}
hgs
parents:
diff changeset
   839
hgs
parents:
diff changeset
   840
hgs
parents:
diff changeset
   841
XAresult GetImageStreamInfoFromPads(
hgs
parents:
diff changeset
   842
                    GstPad *srcPad,
hgs
parents:
diff changeset
   843
                    XAuint32 *width,
hgs
parents:
diff changeset
   844
                    XAuint32 *height)
hgs
parents:
diff changeset
   845
{
hgs
parents:
diff changeset
   846
    GstCaps* negotiatedCaps;
hgs
parents:
diff changeset
   847
    const GstStructure* gstStruct;
hgs
parents:
diff changeset
   848
    gint negotiated_width;
hgs
parents:
diff changeset
   849
    gint negotiated_height;
hgs
parents:
diff changeset
   850
hgs
parents:
diff changeset
   851
    DEBUG_API("->GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   852
hgs
parents:
diff changeset
   853
    negotiatedCaps = gst_pad_get_negotiated_caps(srcPad);
hgs
parents:
diff changeset
   854
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   855
    {
hgs
parents:
diff changeset
   856
        DEBUG_INFO("Obtaining allowed caps from SrcPad.");
hgs
parents:
diff changeset
   857
        negotiatedCaps = gst_pad_get_allowed_caps (srcPad);
hgs
parents:
diff changeset
   858
    }
hgs
parents:
diff changeset
   859
hgs
parents:
diff changeset
   860
    if ( negotiatedCaps == NULL )
hgs
parents:
diff changeset
   861
    {
hgs
parents:
diff changeset
   862
        DEBUG_INFO("Unable to obtain negotiated and allowed caps from SrcPad");
hgs
parents:
diff changeset
   863
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   864
        DEBUG_API("-<GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   865
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   866
    }
hgs
parents:
diff changeset
   867
hgs
parents:
diff changeset
   868
    DEBUG_INFO("Obtained negotiated/allowed GstCaps from SrcPad");
hgs
parents:
diff changeset
   869
hgs
parents:
diff changeset
   870
    gstStruct = gst_caps_get_structure (negotiatedCaps, 0);
hgs
parents:
diff changeset
   871
    if ( gstStruct == NULL )
hgs
parents:
diff changeset
   872
    {
hgs
parents:
diff changeset
   873
        gst_object_unref (negotiatedCaps);
hgs
parents:
diff changeset
   874
        DEBUG_INFO("Error getting GstStructure from GstCaps");
hgs
parents:
diff changeset
   875
        DEBUG_ERR("XA_RESULT_INTERNAL_ERROR");
hgs
parents:
diff changeset
   876
        DEBUG_API("-<GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   877
        return XA_RESULT_INTERNAL_ERROR;
hgs
parents:
diff changeset
   878
    }
hgs
parents:
diff changeset
   879
    DEBUG_INFO("Obtained GstStructure from GstCaps");
hgs
parents:
diff changeset
   880
hgs
parents:
diff changeset
   881
    *width = 0;
hgs
parents:
diff changeset
   882
    *height = 0;
hgs
parents:
diff changeset
   883
hgs
parents:
diff changeset
   884
    gst_structure_get_int (gstStruct, "width", &negotiated_width);
hgs
parents:
diff changeset
   885
    gst_structure_get_int (gstStruct, "height", &negotiated_height);
hgs
parents:
diff changeset
   886
hgs
parents:
diff changeset
   887
    *width = negotiated_width;
hgs
parents:
diff changeset
   888
    *height = negotiated_height;
hgs
parents:
diff changeset
   889
hgs
parents:
diff changeset
   890
    DEBUG_INFO_A1("width[%u]", (unsigned int)*width);
hgs
parents:
diff changeset
   891
    DEBUG_INFO_A1("height[%u]", (unsigned int)*height);
hgs
parents:
diff changeset
   892
    /* TODO find out why this is causing assertion failure
hgs
parents:
diff changeset
   893
    gst_object_unref (negotiatedCaps);*/
hgs
parents:
diff changeset
   894
hgs
parents:
diff changeset
   895
    DEBUG_API("-<GetImageStreamInfoFromPads");
hgs
parents:
diff changeset
   896
hgs
parents:
diff changeset
   897
    return XA_RESULT_SUCCESS;
hgs
parents:
diff changeset
   898
}
hgs
parents:
diff changeset
   899