author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 27 May 2010 13:20:50 +0300 | |
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parent 16 | 43d09473c595 |
permissions | -rw-r--r-- |
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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: |
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* |
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*/ |
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|
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#include <string.h> |
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#include <gst/gst.h> |
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#include "xaoutputmixadaptctx.h" |
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#include "xaoutputmixitfadaptation.h" |
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#include "xaadaptationgst.h" |
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#include "xacapabilitiesmgr.h" |
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|
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/* |
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* XAresult XAOutputMixItfAdapt_GetDestinationOutputDeviceIDs( XAAdaptationGstCtx *bCtx, |
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* XAint32 * pNumDevices, |
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* XAuint32 * pDeviceIDs ) |
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* @param XAAdaptationGstCtx *bCtx - Pointer to OutputMix adaptation context |
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* @param XAint32 * pNumDevices - [in] Length of pDeviceIDs array |
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* [out] number of destination devices |
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* @param XAuint32 * pDeviceIDs - List of DeviceIDs |
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* @return XAresult success value |
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* Description: Returns audio output deviceIDs that are currently connected |
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*/ |
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XAresult XAOutputMixItfAdapt_GetDestinationOutputDeviceIDs( XAAdaptationGstCtx *bCtx, XAint32 * pNumDevices, XAuint32 * pDeviceIDs ) |
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{ |
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XAOutputMixAdaptationCtx* mCtx = NULL; |
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XAint32 iterator = 0; |
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DEBUG_API_A1("->XAOutputMixItfAdapt_GetDestinationOutputDeviceIDs pNumDevices:%ld",*pNumDevices); |
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if(!bCtx || bCtx->baseObj.ctxId != XAOutputMixAdaptation ) |
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{ |
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DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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DEBUG_API("<-XAOutputMixItfAdapt_GetDestinationOutputDeviceIDs"); |
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return XA_RESULT_PARAMETER_INVALID; |
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} |
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mCtx = (XAOutputMixAdaptationCtx*) bCtx; |
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if(!mCtx) |
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{ |
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DEBUG_ERR("NULL context!"); |
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return XA_RESULT_PARAMETER_INVALID; |
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} |
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|
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if ( pNumDevices ) |
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{ |
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*pNumDevices = mCtx->availableDevices->len; |
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} |
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else |
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{ |
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DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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DEBUG_API("<-XAOutputMixItfAdapt_GetDestinationOutputDeviceIDs"); |
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return XA_RESULT_PARAMETER_INVALID; |
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} |
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|
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if(pDeviceIDs) |
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{ /*query devices*/ |
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if ( *pNumDevices < mCtx->availableDevices->len ) |
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{ /* Lenght of pDeviceIDs is insufficient for all connected audio devices */ |
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DEBUG_ERR("XA_RESULT_BUFFER_INSUFFICIENT"); |
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DEBUG_API("<-XAOutputMixItfAdapt_GetDestinationOutputDeviceIDs"); |
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return XA_RESULT_BUFFER_INSUFFICIENT; |
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} |
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|
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for ( iterator = 0; iterator < mCtx->availableDevices->len; iterator++ ) |
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{ |
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pDeviceIDs[iterator] = g_array_index(mCtx->availableDevices,XAuint32,iterator); |
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} |
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} |
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|
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DEBUG_API("<-XAOutputMixItfAdapt_GetDestinationOutputDeviceIDs"); |
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return XA_RESULT_SUCCESS; |
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} |
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|
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|
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/* |
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* XAresult XAOutputMixItfAdapt_ReRoute( XAAdaptationGstCtx *bCtx, |
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* XAint32 numOutputDevices, |
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* XAuint32 * pOutputDeviceIDs) |
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* @param XAAdaptationGstCtx *bCtx - Ponter to OutputMix adaptation context |
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* @param XAint32 numOutputDevices - Length of pOutputDeviceIDs |
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* @param XAuint32 * pOutputDeviceIDs - List of requested audio output device IDs |
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* @return XAresult success value |
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* Description: Reroutes audio output to requested destination devices |
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*/ |
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XAresult XAOutputMixItfAdapt_ReRoute( XAAdaptationGstCtx *bCtx, XAint32 numOutputDevices, XAuint32 * pOutputDeviceIDs) |
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{ |
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XAresult ret = XA_RESULT_SUCCESS; |
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gint32 idx = 0; |
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XAOutputMixAdaptationCtx* mCtx = NULL; |
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XAuint32 devId=0; |
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GstElement* newsink = NULL; |
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GstElement* current = NULL; |
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103 |
gchar* currentname= NULL; |
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104 |
XACapabilities temp; |
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105 |
|
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106 |
DEBUG_API_A1("->XAOutputMixItfAdapt_ReRoute numOutputDevices:%ld",numOutputDevices); |
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107 |
if(!bCtx || |
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108 |
bCtx->baseObj.ctxId != XAOutputMixAdaptation || |
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109 |
!pOutputDeviceIDs ) |
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110 |
{ |
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111 |
DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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112 |
return XA_RESULT_PARAMETER_INVALID; |
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113 |
} |
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114 |
|
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115 |
mCtx = (XAOutputMixAdaptationCtx*) bCtx; |
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116 |
|
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117 |
if( numOutputDevices > 1 ) |
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118 |
{ |
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119 |
/* currently, only routing to single output at time supported */ |
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120 |
return XA_RESULT_FEATURE_UNSUPPORTED; |
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121 |
} |
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122 |
devId = pOutputDeviceIDs[0]; |
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123 |
|
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124 |
for ( idx = 0; idx < mCtx->connectedObjects->len; idx++ ) |
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125 |
{ |
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126 |
/*find wanted output plugin name*/ |
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127 |
if( XA_RESULT_SUCCESS == |
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128 |
XACapabilitiesMgr_GetCapsById(NULL, (XACapsType)(XACAP_DEVSNK|XACAP_AUDIO), devId, &temp) ) |
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129 |
{ |
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130 |
XAAdaptationGstCtx* ctx = g_array_index(mCtx->connectedObjects,XAOMixAdaptConnObj,idx).ctx; |
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131 |
if(!ctx) |
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132 |
{ |
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133 |
DEBUG_ERR_A1("Context in connected objects array (index %u) is NULL!", idx); |
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134 |
return XA_RESULT_INTERNAL_ERROR; |
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135 |
} |
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136 |
/*check current output plugin name*/ |
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137 |
current = g_array_index(mCtx->connectedObjects,XAOMixAdaptConnObj,idx).currentSink; |
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138 |
currentname = gst_element_get_name(current); |
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139 |
DEBUG_INFO_A2("OMix pl%d - current output: \"%s\"", (int)idx, (char*)currentname); |
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140 |
DEBUG_INFO_A3("OMix pl%d - wanted output: \"%s\" (id 0x%x)", (int)idx, (char*)temp.adaptId, (int)devId); |
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141 |
if(strcmp(currentname,(char*)temp.adaptId)!=0) |
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142 |
{ |
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143 |
if(ret==XA_RESULT_SUCCESS) |
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144 |
{ |
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145 |
mCtx->currentrouting = devId; |
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146 |
g_array_index(mCtx->connectedObjects,XAOMixAdaptConnObj,idx).currentSink = newsink; |
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147 |
} |
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148 |
newsink = gst_bin_get_by_name(GST_BIN(ctx->bin), (char*)temp.adaptId); |
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149 |
if(!newsink) |
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150 |
{ /*not existing yet, create*/ |
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151 |
newsink = gst_element_factory_make((char*)temp.adaptId,(char*)temp.adaptId); |
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152 |
gst_bin_add(GST_BIN(ctx->bin), newsink); |
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153 |
} |
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154 |
if(!newsink) |
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155 |
{ |
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156 |
DEBUG_ERR_A1("Could not create wanted sink \"%s\"!", (char*)temp.adaptId); |
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157 |
ret = XA_RESULT_PARAMETER_INVALID; |
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158 |
} |
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159 |
else |
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160 |
{ |
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161 |
/* switch routing: pause, block, unlink old, link new, unblock pipe, play*/ |
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162 |
GstPad *sinkpad=NULL, *blockpad=NULL; |
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163 |
sinkpad = gst_element_get_static_pad(current,"sink"); |
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164 |
if(sinkpad) |
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165 |
{ |
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166 |
blockpad = gst_pad_get_peer(sinkpad); |
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167 |
} |
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168 |
if(blockpad && gst_pad_is_active(blockpad)) |
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169 |
{ |
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170 |
DEBUG_INFO("block pad"); |
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171 |
gst_pad_set_blocked_async(blockpad,TRUE,XAAdaptationGst_PadBlockCb,NULL); |
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172 |
} |
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173 |
gst_pad_unlink(blockpad, sinkpad); |
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174 |
sinkpad = gst_element_get_static_pad(newsink,"sink"); |
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175 |
gst_pad_link(blockpad, sinkpad); |
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176 |
if(gst_pad_is_blocked(blockpad)) |
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177 |
{ |
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178 |
DEBUG_INFO("unblock pad"); |
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179 |
gst_pad_set_blocked_async(blockpad,FALSE,XAAdaptationGst_PadBlockCb,NULL); |
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180 |
} |
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181 |
/*set sink to same state as the mp bin*/ |
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182 |
gst_element_sync_state_with_parent(newsink); |
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183 |
mCtx->currentrouting = devId; |
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184 |
g_array_index(mCtx->connectedObjects,XAOMixAdaptConnObj,idx).currentSink = newsink; |
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185 |
} |
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186 |
} |
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187 |
else |
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188 |
{ |
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189 |
DEBUG_INFO("No routing switch needed"); |
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190 |
} |
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191 |
} |
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192 |
else |
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193 |
{ |
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194 |
DEBUG_ERR_A1("Could not find audio device by id 0x%x", (int)devId); |
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195 |
ret = XA_RESULT_PARAMETER_INVALID; |
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196 |
} |
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197 |
} |
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198 |
|
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199 |
DEBUG_API("<-XAOutputMixItfAdapt_ReRoute"); |
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200 |
return ret; |
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201 |
} |
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202 |
|
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|
203 |