1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 #include <string.h> |
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19 #include <gst.h> |
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20 #include "XAAdaptation.h" |
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21 #include "XAMetadataAdaptCtx.h" |
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22 #include "XAMediaPlayerAdaptCtx.h" |
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23 #include "XAMediaRecorderAdaptCtx.h" |
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24 #include "XAMetadataAdaptation.h" |
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25 |
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26 /* forward declarations of internal methods */ |
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27 XAMetadataAdaptVars* XAMetadataAdapt_GetMetadataVars(XAAdaptationBaseCtx *bCtx); |
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28 GstStructure* XAMetadataAdapt_GetChildStructure(XAMetadataAdaptVars* mdv, XAuint32 index); |
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29 gboolean XAMetadataAdapt_CountTags(GQuark gkey, const GValue *gvalue, gpointer counter); |
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30 void XAMetadataAdapt_ParseTag(const GstTagList* list, const gchar* tag, gpointer listptr); |
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31 gboolean XAMetadataAdapt_ParseItem(GQuark field_id, const GValue * value, gpointer listptr); |
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32 gboolean XAMetadataAdapt_GstTagCb( GstBus *bus, GstMessage *message, gpointer data ); |
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33 |
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34 /*NOTE: no way to query these dynamically?*/ |
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35 /*supported keys for metadata insertion*/ |
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36 static char* xaMetadataAdaptSupportedKeys[] = { |
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37 KHRONOS_TITLE, |
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38 KHRONOS_ALBUM, |
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39 KHRONOS_TRACK_NUMBER, |
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40 KHRONOS_ARTIST, |
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41 KHRONOS_GENRE, |
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42 KHRONOS_COMMENT, |
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43 KHRONOS_COPYRIGHT, |
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44 GST_TAG_TITLE, |
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45 GST_TAG_TITLE_SORTNAME, |
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46 GST_TAG_ARTIST, |
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47 GST_TAG_ARTIST_SORTNAME, |
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48 GST_TAG_ALBUM, |
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49 GST_TAG_ALBUM_SORTNAME, |
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50 GST_TAG_COMPOSER, |
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51 GST_TAG_DATE, |
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52 GST_TAG_GENRE, |
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53 GST_TAG_COMMENT, |
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54 GST_TAG_EXTENDED_COMMENT, |
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55 GST_TAG_TRACK_NUMBER, |
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56 GST_TAG_TRACK_COUNT, |
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57 GST_TAG_ALBUM_VOLUME_NUMBER, |
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58 GST_TAG_ALBUM_VOLUME_COUNT, |
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59 GST_TAG_LOCATION, |
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60 GST_TAG_DESCRIPTION, |
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61 GST_TAG_VERSION, |
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62 GST_TAG_ISRC, |
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63 GST_TAG_ORGANIZATION, |
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64 GST_TAG_COPYRIGHT, |
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65 GST_TAG_COPYRIGHT_URI, |
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66 GST_TAG_CONTACT, |
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67 GST_TAG_LICENSE, |
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68 GST_TAG_LICENSE_URI, |
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69 GST_TAG_PERFORMER, |
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70 NULL |
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71 }; |
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72 |
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73 /****************************************************************************** |
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74 * COMMONS |
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75 ******************************************************************************/ |
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76 |
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77 |
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78 /* const char* XAMetadataAdapt_ParseKhronosKey(const char* pKKey) |
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79 * Translates Khronos key string to adaptation-specific key string |
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80 * @return Translated key string |
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81 */ |
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82 const XAchar* XAMetadataAdapt_ParseKhronosKey(const XAchar* pKKey) |
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83 { |
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84 const XAchar* newKey; |
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85 DEBUG_API_A1("->XAMetadataAdapt_ParseKhronosKey: \"%s\"", (char*)pKKey); |
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86 if( strcmp((char*)pKKey,KHRONOS_TITLE) ==0 ) newKey = (XAchar*)GST_TAG_TITLE; |
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87 else if( strcmp((char*)pKKey,KHRONOS_ALBUM) ==0 ) newKey = (XAchar*)GST_TAG_ALBUM; |
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88 else if( strcmp((char*)pKKey,KHRONOS_TRACK_NUMBER) ==0 ) newKey = (XAchar*)GST_TAG_TRACK_NUMBER; |
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89 else if( strcmp((char*)pKKey,KHRONOS_ARTIST) ==0 ) newKey = (XAchar*)GST_TAG_ARTIST; |
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90 else if( strcmp((char*)pKKey,KHRONOS_GENRE) ==0 ) newKey = (XAchar*)GST_TAG_GENRE; |
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91 else if( strcmp((char*)pKKey,KHRONOS_COMMENT) ==0 ) newKey = (XAchar*)GST_TAG_COMMENT; |
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92 else if( strcmp((char*)pKKey,KHRONOS_COPYRIGHT) ==0 ) newKey = (XAchar*)GST_TAG_COPYRIGHT; |
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93 else newKey = pKKey; |
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94 /* No Gst keys for following: |
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95 else if( strcmp(pKKey,KHRONOS_YEAR) ==0 ) newKey = ; |
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96 else if( strcmp(pKKey,KHRONOS_ARTIST_URL) ==0 ) newKey = ; |
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97 else if( strcmp(pKKey,KHRONOS_CONTENT_URL) ==0 ) newKey = ; |
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98 else if( strcmp(pKKey,KHRONOS_RATING) ==0 ) newKey = ; |
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99 else if( strcmp(pKKey,KHRONOS_ALBUM_ART) ==0 ) newKey = ; |
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100 */ |
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101 DEBUG_API_A1("<-XAMetadataAdapt_ParseKhronosKey: => \"%s\"", (char*)newKey); |
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102 return newKey; |
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103 } |
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104 |
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105 /* XAresult XAMetadataAdapt_PreInit(XAAdaptationBaseCtx *bCtx) |
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106 * Initialize values needed before preroll |
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107 * @return XAresult ret - Success value |
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108 */ |
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109 XAresult XAMetadataAdapt_PreInit(XAAdaptationBaseCtx *bCtx) |
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110 { |
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111 XAresult ret = XA_RESULT_SUCCESS; |
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112 XAMetadataAdaptVars* mdv; |
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113 DEBUG_API("->XAMetadataAdapt_PreInit"); |
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114 if( bCtx->ctxId == XAMDAdaptation || |
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115 bCtx->ctxId == XAMediaPlayerAdaptation ) |
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116 { |
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117 mdv = calloc(1, sizeof(XAMetadataAdaptVars)); |
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118 mdv->currentchild = &(mdv->generaltags); |
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119 mdv->traversemode=XA_METADATATRAVERSALMODE_NODE; |
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120 ((XAMediaPlayerAdaptationCtx*)bCtx)->metadatavars = mdv; |
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121 |
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122 } |
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123 else if ( bCtx->ctxId == XAMediaRecorderAdaptation ) |
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124 { |
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125 mdv = calloc(1, sizeof(XAMetadataAdaptVars)); |
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126 mdv->currentchild = &(mdv->generaltags); |
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127 mdv->traversemode=XA_METADATATRAVERSALMODE_NODE; |
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128 ((XAMediaRecorderAdaptationCtx*)bCtx)->metadatavars = mdv; |
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129 } |
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130 else |
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131 { |
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132 DEBUG_ERR("Unsupported metadata context!!"); |
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133 ret = XA_RESULT_FEATURE_UNSUPPORTED; |
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134 } |
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135 |
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136 if(ret == XA_RESULT_SUCCESS) |
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137 { |
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138 if(bCtx->bus) |
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139 { |
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140 g_signal_connect(bCtx->bus, "message::tag", G_CALLBACK(XAMetadataAdapt_GstTagCb), bCtx ); |
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141 } |
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142 else |
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143 { |
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144 DEBUG_ERR("No bus in context!!"); |
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145 ret = XA_RESULT_PRECONDITIONS_VIOLATED; |
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146 } |
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147 } |
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148 DEBUG_API_A1("<-XAMetadataAdapt_PreInit (%d)", (int)ret); |
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149 return ret; |
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150 } |
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151 /* XAresult XAMetadataAdapt_PostInit(XAAdaptationBaseCtx *bCtx) |
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152 * Initialize values after preroll |
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153 * @return XAresult ret - Success value |
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154 */ |
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155 XAresult XAMetadataAdapt_PostInit(XAAdaptationBaseCtx *bCtx) |
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156 { |
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157 XAresult ret = XA_RESULT_SUCCESS; |
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158 XAMetadataAdaptVars* mdv=NULL; |
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159 XAMediaPlayerAdaptationCtx* mCtx=NULL; |
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160 GstPad* tmppad=NULL; |
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161 GstCaps* tmpcaps=NULL; |
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162 GstElement* tmpelement=NULL; |
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163 XAAdaptEvent event = {XA_METADATAEVENTS, XA_ADAPT_MDE_TAGS_AVAILABLE, 0, NULL }; |
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164 |
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165 DEBUG_API("->XAMetadataAdapt_PostInit"); |
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166 if( bCtx->ctxId == XAMDAdaptation || |
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167 bCtx->ctxId == XAMediaPlayerAdaptation ) |
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168 { |
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169 mdv = XAMetadataAdapt_GetMetadataVars(bCtx); |
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170 if( mdv ) |
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171 { |
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172 mdv->childcount = 0; |
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173 /* try to dig out audio and video pads from decodebin for stream info tags */ |
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174 /* NOTE: currently no good deterministic way to dig out undecoded pads |
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175 * from decodebin's internal demuxer, this is just ugly way to try to cope |
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176 * with most demuxers. |
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177 */ |
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178 mCtx = ((XAMediaPlayerAdaptationCtx*)bCtx); |
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179 if(GST_IS_BIN(mCtx->codecbin)) |
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180 { |
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181 tmpelement=gst_bin_get_by_name(GST_BIN(mCtx->codecbin),"typefind"); |
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182 if(tmpelement) |
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183 { |
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184 tmppad = gst_element_get_static_pad(GST_ELEMENT(tmpelement),"src"); |
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185 tmpelement=NULL; |
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186 if(tmppad) |
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187 { |
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188 tmppad = gst_pad_get_peer(tmppad); |
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189 if(tmppad) |
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190 { |
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191 tmpelement = gst_pad_get_parent_element(tmppad); |
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192 } |
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193 } |
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194 /* now we have demuxer, if existing */ |
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195 if(tmpelement) |
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196 { |
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197 tmppad = gst_element_get_pad( tmpelement, "audio_00"); |
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198 if(tmppad) |
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199 { |
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200 tmpcaps = gst_pad_get_negotiated_caps( GST_PAD(tmppad) ); |
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201 if(tmpcaps==NULL || gst_caps_is_any(tmpcaps) || gst_caps_is_empty(tmpcaps)) |
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202 { |
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203 mdv->audiotags = NULL; |
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204 DEBUG_INFO("no usable audio properties found from pad !"); |
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205 } |
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206 else |
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207 { |
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208 mdv->audiotags = gst_caps_get_structure(tmpcaps,0); |
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209 mdv->childcount++; |
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210 DEBUG_INFO_A1("found audio node: %s",gst_caps_to_string(tmpcaps)); |
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211 } |
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212 } |
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213 tmppad = gst_element_get_pad( tmpelement, "video_00"); |
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214 if(tmppad) |
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215 { |
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216 tmpcaps = gst_pad_get_negotiated_caps( GST_PAD(tmppad) ); |
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217 if(tmpcaps==NULL || gst_caps_is_any(tmpcaps) || gst_caps_is_empty(tmpcaps)) |
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218 { |
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219 mdv->videotags = NULL; |
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220 DEBUG_INFO("no usable video properties found from pad !"); |
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221 } |
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222 else |
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223 { |
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224 mdv->videotags = gst_caps_get_structure(tmpcaps,0); |
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225 mdv->childcount++; |
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226 DEBUG_INFO_A1("found video node: %s",gst_caps_to_string(tmpcaps)); |
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227 } |
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228 } |
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229 } |
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230 } |
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231 } |
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232 XAAdaptationBase_SendAdaptEvents(bCtx, &event ); |
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233 } |
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234 } |
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235 |
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236 if ( tmpelement ) |
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237 { |
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238 gst_object_unref( tmpelement ); |
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239 } |
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240 if ( tmppad ) |
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241 { |
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242 gst_object_unref( tmppad ); |
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243 } |
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244 if ( tmpcaps ) |
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245 { |
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246 gst_object_unref( tmpcaps ); |
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247 } |
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248 |
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249 DEBUG_API_A1("<-XAMetadataAdapt_PostInit (%d)", (int)ret); |
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250 return ret; |
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251 } |
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252 |
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253 /* |
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254 * void XAMetadataAdapt_FreeImplTagList(XAMetadataImplTagList *list, XAboolean freeItems) |
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255 * deallocate elements inside taglist |
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256 */ |
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257 void XAMetadataAdapt_FreeImplTagList(XAMetadataImplTagList *list, XAboolean freeItems) |
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258 { |
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259 XAuint16 i; |
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260 DEBUG_API("->XAMetadataExtractionItfAdapt_FreeTagList"); |
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261 if(list->mdeKeys) |
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262 { |
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263 for(i=0;i<list->itemcount;i++) |
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264 { |
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265 if(list->mdeKeys[i]) |
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266 { |
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267 if(freeItems) |
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268 free(list->mdeKeys[i]); |
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269 list->mdeKeys[i]=NULL; |
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270 } |
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271 } |
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272 free(list->mdeKeys); |
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273 list->mdeKeys = NULL; |
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274 } |
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275 if(list->mdeValues) |
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276 { |
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277 for(i=0;i<list->itemcount;i++) |
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278 { |
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279 if(list->mdeValues[i]) |
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280 { |
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281 if(freeItems) |
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282 free(list->mdeValues[i]); |
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283 list->mdeValues[i]=NULL; |
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284 } |
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285 } |
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286 free(list->mdeValues); |
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287 list->mdeValues = NULL; |
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288 } |
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289 list->itemcount = 0; |
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290 DEBUG_API("<-XAMetadataExtractionItfAdapt_FreeTagList"); |
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291 } |
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292 |
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293 /* |
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294 * void XAMetadataAdapt_FreeVars(XAMetadataAdaptVars *vars) |
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295 * deallocate XAMetadataAdaptVars |
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296 */ |
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297 void XAMetadataAdapt_FreeVars(XAMetadataAdaptVars *vars) |
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298 { |
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299 DEBUG_API("->XAMetadataAdapt_FreeVars"); |
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300 if(vars) |
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301 { |
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302 if( vars->generaltags ) |
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303 { |
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304 gst_tag_list_free(vars->generaltags); |
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305 } |
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306 if( vars->audiotags ) |
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307 { |
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308 gst_structure_set_parent_refcount(vars->audiotags,NULL); |
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309 gst_structure_free(vars->audiotags); |
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310 } |
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311 if( vars->videotags ) |
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312 { |
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313 gst_structure_set_parent_refcount(vars->videotags,NULL); |
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314 gst_structure_free(vars->videotags); |
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315 } |
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316 free(vars); |
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317 } |
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318 DEBUG_API("<-XAMetadataAdapt_FreeVars"); |
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319 } |
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320 |
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321 /****************************************************************************** |
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322 * EXTRACTION |
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323 ******************************************************************************/ |
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324 |
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325 /* |
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326 * XAresult XAMetadataExtractionItfAdapt_FillTagList() |
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327 * @param tagList - contains pointer to tag list to be updated |
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328 * @return XAresult ret - Success value |
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329 */ |
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330 XAresult XAMetadataExtractionItfAdapt_FillTagList(XAAdaptationBaseCtx *bCtx, |
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331 XAMetadataImplTagList* tagList) |
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332 { |
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333 XAresult ret = XA_RESULT_SUCCESS; |
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334 XAMetadataAdaptVars* mdv; |
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335 XAuint32 newcount = 0; |
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336 DEBUG_API("->XAMetadataExtractionItfAdapt_FillTagList"); |
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337 |
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338 mdv = XAMetadataAdapt_GetMetadataVars(bCtx); |
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339 if( mdv ) |
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340 { |
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341 XAMetadataAdapt_FreeImplTagList(tagList, XA_BOOLEAN_TRUE); |
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342 /* get number of tags and allocate memory for them */ |
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343 if(mdv->traversemode==XA_METADATATRAVERSALMODE_ALL) |
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344 { |
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345 if(mdv->generaltags) |
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346 gst_structure_foreach(mdv->generaltags, XAMetadataAdapt_CountTags, &newcount); |
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347 if(mdv->audiotags) |
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348 gst_structure_foreach(mdv->audiotags, XAMetadataAdapt_CountTags, &newcount); |
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349 if(mdv->videotags) |
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350 gst_structure_foreach(mdv->videotags, XAMetadataAdapt_CountTags, &newcount); |
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351 } |
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352 else |
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353 { |
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354 if(mdv->currentchild && *(mdv->currentchild)) |
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355 gst_structure_foreach(*(mdv->currentchild), XAMetadataAdapt_CountTags, &newcount); |
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356 } |
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357 DEBUG_INFO_A1("tag count = %d",(int)newcount) |
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358 tagList->mdeKeys = calloc(newcount,sizeof(XAMetadataInfo*)); |
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359 tagList->mdeValues = calloc(newcount,sizeof(XAMetadataInfo*)); |
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360 |
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361 /* fill in given tag list */ |
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362 tagList->itemcount = 0; |
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363 if(mdv->traversemode==XA_METADATATRAVERSALMODE_ALL) |
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364 { |
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365 if(mdv->generaltags) |
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366 gst_tag_list_foreach(mdv->generaltags, XAMetadataAdapt_ParseTag, tagList); |
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367 if(mdv->audiotags) |
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368 gst_structure_foreach(mdv->audiotags, XAMetadataAdapt_ParseItem, tagList); |
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369 if(mdv->videotags) |
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370 gst_structure_foreach(mdv->videotags, XAMetadataAdapt_ParseItem, tagList); |
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371 } |
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372 else |
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373 { |
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374 if(mdv->currentchild && *(mdv->currentchild)) |
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375 { |
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376 if(GST_IS_TAG_LIST(*(mdv->currentchild))) |
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377 { |
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378 gst_tag_list_foreach(*(mdv->currentchild), XAMetadataAdapt_ParseTag, tagList); |
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379 } |
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380 else |
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381 { |
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382 gst_structure_foreach(*(mdv->currentchild), XAMetadataAdapt_ParseItem, tagList); |
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383 } |
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384 } |
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385 } |
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386 } |
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387 else |
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388 { |
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389 DEBUG_ERR("Metadata variables not found!!"); |
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390 ret = XA_RESULT_PARAMETER_INVALID; |
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391 } |
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392 |
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393 DEBUG_API_A1("<-XAMetadataExtractionItfAdapt_FillTagList (%d)", (int)ret); |
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394 return ret; |
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395 } |
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396 |
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397 /****************************************************************************** |
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398 * TRAVERSAL |
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399 *****************************************************************************/ |
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400 |
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401 /* |
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402 * XAresult XAMetadataTraversalItfAdapt_SetMode(XAAdaptationBaseCtx *bCtx, XAuint32 mode) |
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403 */ |
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404 XAresult XAMetadataTraversalItfAdapt_SetMode(XAAdaptationBaseCtx *bCtx, XAuint32 mode) |
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405 { |
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406 XAresult ret = XA_RESULT_SUCCESS; |
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407 XAMetadataAdaptVars* mdv=NULL; |
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408 XAAdaptEvent event = {XA_METADATAEVENTS, XA_ADAPT_MDE_TAGS_AVAILABLE, 0, NULL }; |
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409 |
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410 DEBUG_API("->XAMetadataTraversalItfAdapt_SetMode"); |
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411 mdv = XAMetadataAdapt_GetMetadataVars(bCtx); |
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412 if( mdv ) |
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413 { |
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414 mdv->traversemode = mode; |
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415 /* inform extractor to update tag list */ |
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416 XAAdaptationBase_SendAdaptEvents(bCtx, &event ); |
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417 if(mdv->traversemode==XA_METADATATRAVERSALMODE_ALL) |
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418 { |
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419 mdv->nodedepth = 0; |
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420 mdv->currentchild = &(mdv->generaltags); |
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421 } |
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422 } |
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423 else |
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424 { |
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425 DEBUG_ERR("Metadata variables not found!!"); |
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426 ret = XA_RESULT_PARAMETER_INVALID; |
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427 } |
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428 |
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429 DEBUG_API("<-XAMetadataTraversalItfAdapt_SetMode"); |
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430 return ret; |
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431 } |
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432 |
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433 /* |
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434 * XAresult XAMetadataTraversalItfAdapt_GetChildCount(XAAdaptationBaseCtx *bCtx, XAuint32 *pCount) |
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435 */ |
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436 XAresult XAMetadataTraversalItfAdapt_GetChildCount(XAAdaptationBaseCtx *bCtx, XAuint32 *pCount) |
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437 { |
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438 XAresult ret = XA_RESULT_SUCCESS; |
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439 XAMetadataAdaptVars* mdv=NULL; |
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440 |
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441 DEBUG_API("->XAMetadataTraversalItfAdapt_GetChildCount"); |
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442 mdv = XAMetadataAdapt_GetMetadataVars(bCtx); |
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443 if( mdv ) |
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444 { |
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445 /* only depth of 1 is supported */ |
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446 if( mdv->nodedepth == 0 ) |
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447 { |
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448 *pCount=mdv->childcount; |
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449 } |
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450 else |
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451 { |
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452 *pCount=0; |
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453 } |
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454 } |
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455 else |
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456 { |
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457 DEBUG_ERR("Metadata variables not found!!"); |
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458 ret = XA_RESULT_PARAMETER_INVALID; |
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459 *pCount=0; |
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460 } |
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461 DEBUG_API_A2("<-XAMetadataTraversalItfAdapt_GetChildCount(%d) count=%d", (int)ret, (int)*pCount); |
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462 return ret; |
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463 } |
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464 |
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465 /* |
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466 * XAresult XAMetadataTraversalItfAdapt_GetChildMIMETypeSize(XAAdaptationBaseCtx *bCtx, |
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467 * XAuint32 index, |
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468 * XAuint32 *pSize) |
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469 */ |
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470 XAresult XAMetadataTraversalItfAdapt_GetChildMIMETypeSize(XAAdaptationBaseCtx *bCtx, |
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471 XAuint32 index, |
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472 XAuint32 *pSize) |
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473 { |
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474 XAresult ret = XA_RESULT_SUCCESS; |
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475 XAMetadataAdaptVars* mdv=NULL; |
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476 |
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477 DEBUG_API("->XAMetadataTraversalItfAdapt_GetChildMIMETypeSize"); |
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478 mdv = XAMetadataAdapt_GetMetadataVars(bCtx); |
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479 if( mdv ) |
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480 { |
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481 GstStructure* child = XAMetadataAdapt_GetChildStructure(mdv,index); |
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482 if(child) |
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483 { |
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484 *pSize = strlen(gst_structure_get_name(child)); |
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485 } |
|
486 } |
|
487 else |
|
488 { |
|
489 DEBUG_ERR("Metadata variables not found!!"); |
|
490 ret = XA_RESULT_PARAMETER_INVALID; |
|
491 *pSize=0; |
|
492 } |
|
493 DEBUG_API("<-XAMetadataTraversalItfAdapt_GetChildMIMETypeSize"); |
|
494 return ret; |
|
495 } |
|
496 |
|
497 /* |
|
498 * XAresult XAMetadataTraversalItfAdapt_GetChildInfo(XAAdaptationBaseCtx *bCtx, |
|
499 * XAuint32 index, |
|
500 * XAint32 *pNodeID, |
|
501 * XAuint32 *pType, |
|
502 * XAuint32 size, |
|
503 * XAchar *pMimeType) |
|
504 */ |
|
505 XAresult XAMetadataTraversalItfAdapt_GetChildInfo(XAAdaptationBaseCtx *bCtx, |
|
506 XAuint32 index, |
|
507 XAint32 *pNodeID, |
|
508 XAuint32 *pType, |
|
509 XAuint32 size, |
|
510 XAchar *pMimeType) |
|
511 { |
|
512 XAresult ret = XA_RESULT_SUCCESS; |
|
513 XAMetadataAdaptVars* mdv=NULL; |
|
514 const gchar* mime; |
|
515 GstStructure* child; |
|
516 |
|
517 DEBUG_API("->XAMetadataTraversalItfAdapt_GetChildInfo"); |
|
518 mdv = XAMetadataAdapt_GetMetadataVars(bCtx); |
|
519 if( mdv ) |
|
520 { |
|
521 child = XAMetadataAdapt_GetChildStructure(mdv,index); |
|
522 if(child) |
|
523 { |
|
524 *pNodeID = (XAint32)child; |
|
525 mime = gst_structure_get_name(child); |
|
526 if(strncmp(mime,"audio",5)==0) |
|
527 { |
|
528 *pType = XA_NODETYPE_AUDIO; |
|
529 } |
|
530 if(strncmp(mime,"video",5)==0) |
|
531 { |
|
532 *pType = XA_NODETYPE_VIDEO; |
|
533 } |
|
534 if(strncmp(mime,"image",5)==0) |
|
535 { |
|
536 *pType = XA_NODETYPE_IMAGE; |
|
537 } |
|
538 else |
|
539 { |
|
540 *pType = XA_NODETYPE_UNSPECIFIED; |
|
541 } |
|
542 strncpy((char*)pMimeType,mime,size); |
|
543 } |
|
544 } |
|
545 else |
|
546 { |
|
547 DEBUG_ERR("Metadata variables not found!!"); |
|
548 ret = XA_RESULT_PARAMETER_INVALID; |
|
549 } |
|
550 DEBUG_API("<-XAMetadataTraversalItfAdapt_GetChildInfo"); |
|
551 return ret; |
|
552 } |
|
553 |
|
554 /* |
|
555 * XAresult XAMetadataTraversalItfAdapt_SetActiveNode(XAAdaptationBaseCtx *bCtx, |
|
556 * XAuint32 index) |
|
557 */ |
|
558 XAresult XAMetadataTraversalItfAdapt_SetActiveNode(XAAdaptationBaseCtx *bCtx, |
|
559 XAuint32 index) |
|
560 { |
|
561 XAresult ret = XA_RESULT_SUCCESS; |
|
562 XAMetadataAdaptVars* mdv=NULL; |
|
563 GstStructure* child; |
|
564 |
|
565 DEBUG_API("->XAMetadataTraversalItfAdapt_SetActiveNode"); |
|
566 mdv = XAMetadataAdapt_GetMetadataVars(bCtx); |
|
567 if( mdv ) |
|
568 { |
|
569 child = XAMetadataAdapt_GetChildStructure(mdv,index); |
|
570 if(child) |
|
571 { |
|
572 mdv->currentchild = &child; |
|
573 if(index==XA_NODE_PARENT) mdv->nodedepth--; |
|
574 else mdv->nodedepth++; |
|
575 } |
|
576 } |
|
577 else |
|
578 { |
|
579 DEBUG_ERR("Metadata variables not found!!"); |
|
580 ret = XA_RESULT_PARAMETER_INVALID; |
|
581 } |
|
582 DEBUG_API("<-XAMetadataTraversalItfAdapt_SetActiveNode"); |
|
583 return ret; |
|
584 } |
|
585 |
|
586 /***************************************************************************** |
|
587 * INSERTION |
|
588 *****************************************************************************/ |
|
589 |
|
590 /* |
|
591 * XAresult XAMetadataInsertionItfAdapt_CreateChildNode(XAAdaptationBaseCtx *bCtx, |
|
592 * XAint32 parentNodeID, |
|
593 * XAuint32 type, |
|
594 * XAchar *mimeType, |
|
595 * XAint32 *pChildNodeID) |
|
596 */ |
|
597 XAresult XAMetadataInsertionItfAdapt_CreateChildNode(XAAdaptationBaseCtx *bCtx, |
|
598 XAint32 parentNodeID, |
|
599 XAuint32 type, |
|
600 XAchar *mimeType, |
|
601 XAint32 *pChildNodeID) |
|
602 { |
|
603 XAresult ret = XA_RESULT_SUCCESS; |
|
604 XAMetadataAdaptVars* mdv=NULL; |
|
605 XAMediaRecorderAdaptationCtx* mCtx; |
|
606 |
|
607 DEBUG_API("->XAMetadataInsertionItfAdapt_CreateChildNode"); |
|
608 if(bCtx && bCtx->ctxId == XAMediaRecorderAdaptation) |
|
609 { |
|
610 /* no support for more than 1 levels of childs*/ |
|
611 if(parentNodeID==XA_ROOT_NODE_ID) |
|
612 { |
|
613 XAMediaType mediaType; |
|
614 mCtx = (XAMediaRecorderAdaptationCtx*)bCtx; |
|
615 |
|
616 /* first check sink type */ |
|
617 XACommon_CheckDataSource((XADataSource*)(mCtx->xaSink),&mediaType); |
|
618 if( ((mediaType==XA_MEDIATYPE_AUDIO||mediaType==XA_MEDIATYPE_VIDEO) && type==XA_NODETYPE_IMAGE) || |
|
619 (mediaType==XA_MEDIATYPE_IMAGE && (type==XA_NODETYPE_AUDIO || type==XA_NODETYPE_VIDEO)) ) |
|
620 { |
|
621 DEBUG_ERR("Nodetype not supported!"); |
|
622 ret = XA_RESULT_CONTENT_UNSUPPORTED; |
|
623 DEBUG_API_A1("<-XAMetadataInsertionItfAdapt_CreateChildNode (%d)", (int)ret); |
|
624 return ret; } |
|
625 |
|
626 mdv = mCtx->metadatavars; |
|
627 if(!mdv) |
|
628 { |
|
629 DEBUG_ERR("Metadata variables not initialized!"); |
|
630 ret = XA_RESULT_PRECONDITIONS_VIOLATED; |
|
631 } |
|
632 switch(type) |
|
633 { |
|
634 case XA_NODETYPE_IMAGE: |
|
635 /*fall-through to use video pipe tags for image*/ |
|
636 case XA_NODETYPE_VIDEO: |
|
637 if(!mCtx->videosource) |
|
638 { |
|
639 DEBUG_ERR("Nodetype not found!"); |
|
640 ret = XA_RESULT_CONTENT_UNSUPPORTED; |
|
641 } |
|
642 else |
|
643 { |
|
644 if(!mdv->videotags) |
|
645 { |
|
646 if(strlen((char*)mimeType)==0) |
|
647 { |
|
648 mdv->videotags = gst_structure_empty_new("video/unknown"); |
|
649 } |
|
650 else |
|
651 { |
|
652 mdv->videotags = gst_structure_empty_new((gchar*)mimeType); |
|
653 } |
|
654 } |
|
655 *pChildNodeID = (XAint32)mdv->videotags; |
|
656 } |
|
657 break; |
|
658 case XA_NODETYPE_AUDIO: |
|
659 if(!mCtx->audiosource) |
|
660 { |
|
661 DEBUG_ERR("Nodetype not found!"); |
|
662 ret = XA_RESULT_CONTENT_UNSUPPORTED; |
|
663 } |
|
664 else |
|
665 { |
|
666 if(!mdv->audiotags) |
|
667 { |
|
668 if(strlen((char*)mimeType)==0) |
|
669 { |
|
670 mdv->audiotags = gst_structure_empty_new("audio/unknown"); |
|
671 } |
|
672 else |
|
673 { |
|
674 mdv->audiotags = gst_structure_empty_new((gchar*)mimeType); |
|
675 } |
|
676 } |
|
677 *pChildNodeID = (XAint32)mdv->audiotags; |
|
678 } |
|
679 break; |
|
680 default: |
|
681 DEBUG_ERR("Nodetype not found!"); |
|
682 ret = XA_RESULT_CONTENT_UNSUPPORTED; |
|
683 break; |
|
684 } |
|
685 } |
|
686 else |
|
687 { |
|
688 DEBUG_ERR("Only root childs supported!!"); |
|
689 ret = XA_RESULT_CONTENT_UNSUPPORTED; |
|
690 } |
|
691 } |
|
692 else |
|
693 { |
|
694 DEBUG_ERR("Unsupported metadata insertion context!!"); |
|
695 ret = XA_RESULT_PARAMETER_INVALID; |
|
696 } |
|
697 DEBUG_API_A1("<-XAMetadataInsertionItfAdapt_CreateChildNode (%d)", (int)ret); |
|
698 return ret; |
|
699 } |
|
700 |
|
701 /* |
|
702 * XAresult XAMetadataInsertionItfAdapt_GetSupportedKeysCount(XAAdaptationBaseCtx *bCtx, |
|
703 * XAint32 nodeID, |
|
704 * XAboolean *pFreeKeys, |
|
705 * XAuint32 *pKeyCount, |
|
706 * XAuint32 *pEncodingCount) |
|
707 */ |
|
708 XAresult XAMetadataInsertionItfAdapt_GetSupportedKeysCount(XAAdaptationBaseCtx *bCtx, |
|
709 XAint32 nodeID, |
|
710 XAboolean *pFreeKeys, |
|
711 XAuint32 *pKeyCount, |
|
712 XAuint32 *pEncodingCount) |
|
713 { |
|
714 XAresult ret = XA_RESULT_SUCCESS; |
|
715 XAMediaRecorderAdaptationCtx* mCtx; |
|
716 |
|
717 DEBUG_API("->XAMetadataInsertionItfAdapt_GetSupportedKeysCount"); |
|
718 if(bCtx && bCtx->ctxId == XAMediaRecorderAdaptation) |
|
719 { |
|
720 mCtx = (XAMediaRecorderAdaptationCtx*)bCtx; |
|
721 *pKeyCount = 0; |
|
722 *pFreeKeys = XA_BOOLEAN_FALSE; |
|
723 while(xaMetadataAdaptSupportedKeys[*pKeyCount]) |
|
724 { |
|
725 (*pKeyCount)++; |
|
726 } |
|
727 *pEncodingCount = 1; |
|
728 } |
|
729 else |
|
730 { |
|
731 DEBUG_ERR("Unsupported metadata insertion context!!"); |
|
732 ret = XA_RESULT_PARAMETER_INVALID; |
|
733 } |
|
734 DEBUG_API("<-XAMetadataInsertionItfAdapt_GetSupportedKeysCount"); |
|
735 return ret; |
|
736 } |
|
737 |
|
738 /* |
|
739 * XAresult XAMetadataInsertionItfAdapt_GetKeySize(XAAdaptationBaseCtx *bCtx, |
|
740 * XAint32 nodeID, |
|
741 * XAuint32 keyIndex, |
|
742 * XAuint32 *pKeySize) |
|
743 */ |
|
744 XAresult XAMetadataInsertionItfAdapt_GetKeySize(XAAdaptationBaseCtx *bCtx, |
|
745 XAint32 nodeID, |
|
746 XAuint32 keyIndex, |
|
747 XAuint32 *pKeySize) |
|
748 { |
|
749 XAresult ret = XA_RESULT_SUCCESS; |
|
750 |
|
751 DEBUG_API("->XAMetadataInsertionItfAdapt_GetKeySize"); |
|
752 if(bCtx && bCtx->ctxId == XAMediaRecorderAdaptation) |
|
753 { |
|
754 if(xaMetadataAdaptSupportedKeys[keyIndex]) |
|
755 { |
|
756 *pKeySize = sizeof(XAMetadataInfo)+strlen(xaMetadataAdaptSupportedKeys[keyIndex]); |
|
757 } |
|
758 else |
|
759 { |
|
760 ret = XA_RESULT_PARAMETER_INVALID; |
|
761 } |
|
762 } |
|
763 else |
|
764 { |
|
765 DEBUG_ERR("Unsupported metadata insertion context!!"); |
|
766 ret = XA_RESULT_PARAMETER_INVALID; |
|
767 } |
|
768 DEBUG_API("<-XAMetadataInsertionItfAdapt_GetKeySize"); |
|
769 return ret; |
|
770 } |
|
771 |
|
772 /* |
|
773 * XAresult XAMetadataInsertionItfAdapt_GetKey(XAAdaptationBaseCtx *bCtx, |
|
774 * XAint32 nodeID, |
|
775 * XAuint32 keyIndex, |
|
776 * XAuint32 keySize, |
|
777 * XAMetadataInfo *pKey) |
|
778 */ |
|
779 XAresult XAMetadataInsertionItfAdapt_GetKey(XAAdaptationBaseCtx *bCtx, |
|
780 XAint32 nodeID, |
|
781 XAuint32 keyIndex, |
|
782 XAuint32 keySize, |
|
783 XAMetadataInfo *pKey) |
|
784 { |
|
785 XAresult ret = XA_RESULT_SUCCESS; |
|
786 XAuint32 datasize, neededsize; |
|
787 |
|
788 DEBUG_API("->XAMetadataInsertionItfAdapt_GetKey"); |
|
789 if(bCtx && bCtx->ctxId == XAMediaRecorderAdaptation) |
|
790 { |
|
791 memset(pKey,0,keySize); |
|
792 if(xaMetadataAdaptSupportedKeys[keyIndex]) |
|
793 { |
|
794 neededsize = strlen(xaMetadataAdaptSupportedKeys[keyIndex])+1; |
|
795 datasize = keySize-sizeof(XAMetadataInfo)+1; |
|
796 if(neededsize>datasize) |
|
797 { |
|
798 strncpy((char*)pKey->data,xaMetadataAdaptSupportedKeys[keyIndex],datasize); |
|
799 pKey->size=datasize; |
|
800 ret=XA_RESULT_BUFFER_INSUFFICIENT; |
|
801 } |
|
802 else |
|
803 { |
|
804 strncpy((char*)pKey->data,xaMetadataAdaptSupportedKeys[keyIndex],neededsize); |
|
805 pKey->size=neededsize; |
|
806 } |
|
807 pKey->encoding = XA_CHARACTERENCODING_ASCII; |
|
808 strcpy((char*)(pKey->langCountry),"en"); |
|
809 } |
|
810 else |
|
811 { |
|
812 ret = XA_RESULT_PARAMETER_INVALID; |
|
813 } |
|
814 } |
|
815 else |
|
816 { |
|
817 DEBUG_ERR("Unsupported metadata insertion context!!"); |
|
818 ret = XA_RESULT_PARAMETER_INVALID; |
|
819 } |
|
820 DEBUG_API("<-XAMetadataInsertionItfAdapt_GetKey"); |
|
821 return ret; |
|
822 } |
|
823 |
|
824 /* |
|
825 * XAresult XAMetadataInsertionItfAdapt_GetFreeKeysEncoding(XAAdaptationBaseCtx *bCtx, |
|
826 * XAint32 nodeID, |
|
827 * XAuint32 encodingIndex, |
|
828 * XAuint32 *pEncoding) |
|
829 */ |
|
830 XAresult XAMetadataInsertionItfAdapt_GetFreeKeysEncoding(XAAdaptationBaseCtx *bCtx, |
|
831 XAint32 nodeID, |
|
832 XAuint32 encodingIndex, |
|
833 XAuint32 *pEncoding) |
|
834 { |
|
835 DEBUG_API("->XAMetadataInsertionItfAdapt_GetFreeKeysEncoding"); |
|
836 DEBUG_API("<-XAMetadataInsertionItfAdapt_GetFreeKeysEncoding"); |
|
837 /* no free keys*/ |
|
838 return XA_RESULT_PRECONDITIONS_VIOLATED; |
|
839 } |
|
840 |
|
841 /* |
|
842 * XAresult XAMetadataInsertionItfAdapt_InsertMetadataItem(XAAdaptationBaseCtx *bCtx, |
|
843 * XAint32 nodeID, |
|
844 * XAMetadataInfo *pKey, |
|
845 * XAMetadataInfo *pValue, |
|
846 * XAboolean overwrite) |
|
847 */ |
|
848 XAresult XAMetadataInsertionItfAdapt_InsertMetadataItem(XAAdaptationBaseCtx *bCtx, |
|
849 XAint32 nodeID, |
|
850 XAMetadataInfo *pKey, |
|
851 XAMetadataInfo *pValue, |
|
852 XAboolean overwrite) |
|
853 { |
|
854 XAresult ret = XA_RESULT_SUCCESS; |
|
855 XAMetadataAdaptVars* mdv=NULL; |
|
856 XAMediaRecorderAdaptationCtx* mCtx; |
|
857 GstTagMergeMode mode = (overwrite?GST_TAG_MERGE_REPLACE:GST_TAG_MERGE_KEEP); |
|
858 gchar* parsedKey = (gchar*)XAMetadataAdapt_ParseKhronosKey((XAchar*)pKey->data); |
|
859 DEBUG_API("->XAMetadataInsertionItfAdapt_InsertMetadataItem"); |
|
860 if(bCtx && bCtx->ctxId == XAMediaRecorderAdaptation) |
|
861 { |
|
862 mCtx = (XAMediaRecorderAdaptationCtx*)bCtx; |
|
863 mdv = mCtx->metadatavars; |
|
864 if(mdv) |
|
865 { |
|
866 if( nodeID==XA_ROOT_NODE_ID ) |
|
867 { |
|
868 if(!mdv->generaltags) |
|
869 { |
|
870 mdv->generaltags = gst_tag_list_new(); |
|
871 } |
|
872 if (gst_tag_get_type (parsedKey) == G_TYPE_STRING) |
|
873 { |
|
874 gst_tag_list_add(mdv->generaltags, mode, parsedKey, (gchar*)pValue->data, NULL ); |
|
875 } |
|
876 else |
|
877 { |
|
878 gst_tag_list_add(mdv->generaltags, mode, parsedKey, atoi((gchar*)pValue->data), NULL ); |
|
879 } |
|
880 } |
|
881 else |
|
882 { |
|
883 if(nodeID == (XAint32)mdv->audiotags || nodeID == (XAint32)mdv->videotags) |
|
884 { |
|
885 if (gst_tag_get_type (parsedKey) == G_TYPE_STRING) |
|
886 { |
|
887 gst_structure_set((GstStructure*)nodeID, parsedKey, G_TYPE_STRING, g_strdup((gchar*)pValue->data), NULL ); |
|
888 } |
|
889 else |
|
890 { |
|
891 gst_structure_set((GstStructure*)nodeID, parsedKey, gst_tag_get_type (parsedKey), atoi((gchar*)pValue->data), NULL ); |
|
892 } |
|
893 } |
|
894 else |
|
895 { |
|
896 DEBUG_ERR("Unknown node!!"); |
|
897 ret = XA_RESULT_PARAMETER_INVALID; |
|
898 } |
|
899 } |
|
900 if( ret == XA_RESULT_SUCCESS ) |
|
901 { /* let (possible) extraction itf to know new tags */ |
|
902 XAAdaptEvent event = {XA_METADATAEVENTS, XA_ADAPT_MDE_TAGS_AVAILABLE, 0, NULL }; |
|
903 XAAdaptationBase_SendAdaptEvents(bCtx, &event ); |
|
904 } |
|
905 } |
|
906 else |
|
907 { |
|
908 DEBUG_ERR("Metadata not initialized!!"); |
|
909 ret = XA_RESULT_PARAMETER_INVALID; |
|
910 } |
|
911 } |
|
912 else |
|
913 { |
|
914 DEBUG_ERR("Unsupported metadata insertion context!!"); |
|
915 ret = XA_RESULT_PARAMETER_INVALID; |
|
916 } |
|
917 DEBUG_API("<-XAMetadataInsertionItfAdapt_InsertMetadataItem"); |
|
918 return ret; |
|
919 } |
|
920 |
|
921 /***************************************************************************** |
|
922 * INTERNALS |
|
923 *****************************************************************************/ |
|
924 |
|
925 |
|
926 /* |
|
927 * GstStructure* XAMetadataAdapt_GetChildStructure(XAMetadataAdaptVars* mdv, XAuint32 index) |
|
928 * helper to get gst structure corresponding to child index |
|
929 */ |
|
930 GstStructure* XAMetadataAdapt_GetChildStructure(XAMetadataAdaptVars* mdv, XAuint32 index) |
|
931 { |
|
932 if(mdv->nodedepth == 0) |
|
933 { /*root childs, if existent, the order is 1)video 2)audio*/ |
|
934 if (index==0) |
|
935 { |
|
936 if(mdv->videotags) return mdv->videotags; |
|
937 else if (mdv->audiotags) return mdv->audiotags; |
|
938 } |
|
939 else if (index==1) |
|
940 { |
|
941 if (mdv->audiotags) return mdv->audiotags; |
|
942 } |
|
943 } |
|
944 else |
|
945 { |
|
946 if(index==XA_NODE_PARENT) |
|
947 { |
|
948 return GST_STRUCTURE(mdv->generaltags); |
|
949 } |
|
950 } |
|
951 /*else*/ |
|
952 return NULL; |
|
953 } |
|
954 |
|
955 /* |
|
956 * XAMetadataAdaptVars* XAMetadataAdapt_GetMetadataVars(XAAdaptationBaseCtx *bCtx) |
|
957 * Return metadata variables from different types of context |
|
958 */ |
|
959 XAMetadataAdaptVars* XAMetadataAdapt_GetMetadataVars(XAAdaptationBaseCtx *bCtx) |
|
960 { |
|
961 if( bCtx->ctxId == XAMDAdaptation || |
|
962 bCtx->ctxId == XAMediaPlayerAdaptation ) |
|
963 { |
|
964 return ((XAMediaPlayerAdaptationCtx*)bCtx)->metadatavars; |
|
965 } |
|
966 else if( bCtx->ctxId == XAMediaRecorderAdaptation ) |
|
967 { |
|
968 return ((XAMediaRecorderAdaptationCtx*)bCtx)->metadatavars; |
|
969 } |
|
970 else |
|
971 { |
|
972 DEBUG_ERR("Invalid context for metadata"); |
|
973 return NULL; |
|
974 } |
|
975 } |
|
976 |
|
977 /* |
|
978 * gboolean XAMetadataAdapt_CountTags(GQuark field_id, const GValue* value, gpointer counter) |
|
979 * GstStructureForeachFunc to count number of items inside list |
|
980 */ |
|
981 gboolean XAMetadataAdapt_CountTags(GQuark field_id, const GValue* value, gpointer counter) |
|
982 { |
|
983 XAuint32* cnt = (XAuint32*)counter; |
|
984 (*cnt)++; |
|
985 return TRUE; |
|
986 } |
|
987 |
|
988 /* |
|
989 * void XAMetadataAdapt_ParseTag(const GstTagList* list, const gchar* tag, gpointer listptr) |
|
990 * GstTaglistForeachFunc to parse items inside gsttaglist |
|
991 */ |
|
992 void XAMetadataAdapt_ParseTag(const GstTagList* list, const gchar* tag, gpointer listptr) |
|
993 { |
|
994 XAMetadataImplTagList* tagList = (XAMetadataImplTagList*)listptr; |
|
995 const gchar *key; |
|
996 gchar *value; |
|
997 guint32 keylen, valuelen; |
|
998 |
|
999 DEBUG_API("->XAMetadataAdapt_ParseTag"); |
|
1000 key = gst_tag_get_nick(tag); |
|
1001 /*include null-terminator*/ |
|
1002 keylen = strlen(key)+1; |
|
1003 tagList->mdeKeys[tagList->itemcount] = calloc(1,keylen+sizeof(XAMetadataInfo)); |
|
1004 tagList->mdeKeys[tagList->itemcount]->size = keylen; |
|
1005 strncpy((char*)tagList->mdeKeys[tagList->itemcount]->data,key,keylen-1); |
|
1006 |
|
1007 if (gst_tag_get_type (tag) == G_TYPE_STRING) |
|
1008 { |
|
1009 gst_tag_list_get_string_index(list, tag, 0, &value); |
|
1010 } |
|
1011 else |
|
1012 { |
|
1013 value = g_strdup_value_contents (gst_tag_list_get_value_index (list, tag, 0)); |
|
1014 } |
|
1015 /*include null-terminator*/ |
|
1016 valuelen = strlen(value)+1; |
|
1017 tagList->mdeValues[tagList->itemcount] = calloc(1,valuelen+sizeof(XAMetadataInfo)); |
|
1018 tagList->mdeValues[tagList->itemcount]->size = valuelen; |
|
1019 strncpy((char*)tagList->mdeValues[tagList->itemcount]->data,value,valuelen-1); |
|
1020 |
|
1021 /* NOTE: for now, encoding and language fixed */ |
|
1022 tagList->mdeKeys[tagList->itemcount]->encoding = XA_CHARACTERENCODING_ASCII; |
|
1023 tagList->mdeValues[tagList->itemcount]->encoding = XA_CHARACTERENCODING_ASCII; |
|
1024 strcpy((char*)tagList->mdeKeys[tagList->itemcount]->langCountry,"en"); |
|
1025 strcpy((char*)tagList->mdeValues[tagList->itemcount]->langCountry,"en"); |
|
1026 tagList->itemcount++; |
|
1027 DEBUG_API_A2("<-XAMetadataAdapt_ParseTag: added %s : %s", |
|
1028 tagList->mdeKeys[tagList->itemcount-1]->data, |
|
1029 tagList->mdeValues[tagList->itemcount-1]->data); |
|
1030 } |
|
1031 |
|
1032 /* |
|
1033 * gboolean XAMetadataAdapt_ParseItem(GQuark gkey, |
|
1034 * const GValue* gvalue, |
|
1035 * gpointer listptr) |
|
1036 * GstStructureForeachFunc to parse items inside caps structure |
|
1037 */ |
|
1038 gboolean XAMetadataAdapt_ParseItem(GQuark gkey, |
|
1039 const GValue* gvalue, |
|
1040 gpointer listptr) |
|
1041 { |
|
1042 XAMetadataImplTagList* tagList = (XAMetadataImplTagList*)listptr; |
|
1043 const gchar *key; |
|
1044 gchar *value; |
|
1045 guint32 keylen, valuelen; |
|
1046 |
|
1047 DEBUG_API("->XAMetadataAdapt_ParseItem"); |
|
1048 key = g_quark_to_string(gkey); |
|
1049 /*include null-terminator*/ |
|
1050 keylen = strlen(key)+1; |
|
1051 tagList->mdeKeys[tagList->itemcount] = calloc(1,keylen+sizeof(XAMetadataInfo)); |
|
1052 tagList->mdeKeys[tagList->itemcount]->size = keylen; |
|
1053 strncpy((char*)tagList->mdeKeys[tagList->itemcount]->data,key,keylen-1); |
|
1054 |
|
1055 value = gst_value_serialize(gvalue); |
|
1056 /*include null-terminator*/ |
|
1057 valuelen = strlen(value)+1; |
|
1058 tagList->mdeValues[tagList->itemcount] = calloc(1,valuelen+sizeof(XAMetadataInfo)); |
|
1059 tagList->mdeValues[tagList->itemcount]->size = valuelen; |
|
1060 strncpy((char*)tagList->mdeValues[tagList->itemcount]->data,value,valuelen-1); |
|
1061 |
|
1062 /* for Gst, encoding and language fixed */ |
|
1063 tagList->mdeKeys[tagList->itemcount]->encoding = XA_CHARACTERENCODING_ASCII; |
|
1064 tagList->mdeValues[tagList->itemcount]->encoding = XA_CHARACTERENCODING_ASCII; |
|
1065 strcpy((char*)tagList->mdeKeys[tagList->itemcount]->langCountry,"en"); |
|
1066 strcpy((char*)tagList->mdeValues[tagList->itemcount]->langCountry,"en"); |
|
1067 tagList->itemcount++; |
|
1068 DEBUG_API_A2("<-XAMetadataAdapt_ParseItem: added %15s : %s", |
|
1069 tagList->mdeKeys[tagList->itemcount-1]->data, |
|
1070 tagList->mdeValues[tagList->itemcount-1]->data); |
|
1071 return TRUE; |
|
1072 } |
|
1073 |
|
1074 /* |
|
1075 * gboolean XAMetadataAdapt_GstTagCb( GstBus *bus, GstMessage *message, gpointer data ) |
|
1076 * Metadata callback - called when new tags found from stream |
|
1077 */ |
|
1078 gboolean XAMetadataAdapt_GstTagCb( GstBus *bus, GstMessage *message, gpointer data ) |
|
1079 { |
|
1080 GstTagList *new_tags; |
|
1081 GstTagList **old_tags = NULL; |
|
1082 XAAdaptationBaseCtx* bCtx; |
|
1083 GstTagMergeMode mode; |
|
1084 |
|
1085 bCtx = (XAAdaptationBaseCtx*)data; |
|
1086 if(GST_MESSAGE_TAG==GST_MESSAGE_TYPE(message)) |
|
1087 { |
|
1088 DEBUG_API_A2("->XAMetadataAdapt_GstTagCb:\"%s\" from object \"%s\"", |
|
1089 GST_MESSAGE_TYPE_NAME(message), GST_OBJECT_NAME(GST_MESSAGE_SRC(message))); |
|
1090 gst_message_parse_tag (message, &new_tags); |
|
1091 /* NOTE: only general tags received this way (not child nodes)*/ |
|
1092 if( bCtx->ctxId == XAMDAdaptation || |
|
1093 bCtx->ctxId == XAMediaPlayerAdaptation ) |
|
1094 { |
|
1095 old_tags = &((XAMediaPlayerAdaptationCtx*)bCtx)->metadatavars->generaltags; |
|
1096 mode = GST_TAG_MERGE_REPLACE; |
|
1097 } |
|
1098 else if( bCtx->ctxId == XAMediaRecorderAdaptation ) |
|
1099 { |
|
1100 old_tags = &((XAMediaRecorderAdaptationCtx*)bCtx)->metadatavars->generaltags; |
|
1101 /* keep user's tags */ |
|
1102 mode = GST_TAG_MERGE_KEEP; |
|
1103 } |
|
1104 else |
|
1105 { /*context not applicable*/ |
|
1106 return TRUE; |
|
1107 } |
|
1108 |
|
1109 if( *old_tags ) |
|
1110 *old_tags = gst_tag_list_merge (*old_tags, new_tags, mode); |
|
1111 else |
|
1112 *old_tags = new_tags; |
|
1113 |
|
1114 if( GST_STATE(bCtx->bin)==GST_STATE_PLAYING ) |
|
1115 { /* send event only for live stream, otherwise wait for preroll to complete */ |
|
1116 XAAdaptEvent event = {XA_METADATAEVENTS, XA_ADAPT_MDE_TAGS_AVAILABLE, 0, NULL }; |
|
1117 XAAdaptationBase_SendAdaptEvents(bCtx, &event ); |
|
1118 } |
|
1119 DEBUG_API("<-XAMetadataAdapt_GstTagCb"); |
|
1120 } |
|
1121 return TRUE; |
|
1122 } |
|
1123 |
|
1124 /* |
|
1125 * void XAMetadataAdapt_TryWriteTag(const GstTagList* list, const gchar* tag, gpointer taggerptr) |
|
1126 * GstTaglistForeachFunc to write single tag entries to stream |
|
1127 */ |
|
1128 void XAMetadataAdapt_TryWriteTag(const GstTagList* list, const gchar* tag, gpointer taggerptr) |
|
1129 { |
|
1130 GstTagSetter* tagger = (GstTagSetter*)taggerptr; |
|
1131 const gchar *key; |
|
1132 gchar *value; |
|
1133 |
|
1134 DEBUG_API("->XAMetadataAdapt_ParseTag"); |
|
1135 key = gst_tag_get_nick(tag); |
|
1136 if (gst_tag_get_type (tag) == G_TYPE_STRING) |
|
1137 { |
|
1138 gst_tag_list_get_string_index(list, tag, 0, &value); |
|
1139 } |
|
1140 else |
|
1141 { |
|
1142 value = g_strdup_value_contents (gst_tag_list_get_value_index (list, tag, 0)); |
|
1143 } |
|
1144 gst_tag_setter_add_tags(tagger, GST_TAG_MERGE_REPLACE, key, value, NULL); |
|
1145 } |
|
1146 |
|
1147 /* |
|
1148 * XAresult XAMetadataAdapt_TryWriteTags(XAAdaptationBaseCtx* bCtx, GstBin* binToWriteTo) |
|
1149 */ |
|
1150 XAresult XAMetadataAdapt_TryWriteTags(XAAdaptationBaseCtx* bCtx, GstBin* binToWriteTo) |
|
1151 { |
|
1152 XAresult ret = XA_RESULT_SUCCESS; |
|
1153 GstTagSetter *tagger=NULL; |
|
1154 /* Find metadata tagger from bin (if any) */ |
|
1155 GstIterator *iter = gst_bin_iterate_all_by_interface( binToWriteTo, GST_TYPE_TAG_SETTER ); |
|
1156 gboolean done = FALSE; |
|
1157 XAMediaRecorderAdaptationCtx* mCtx; |
|
1158 XAAdaptEvent mdevent = {XA_METADATAEVENTS, XA_ADAPT_MDE_TAGS_WRITTEN, 0, NULL }; |
|
1159 |
|
1160 DEBUG_API("->XAMetadataAdapt_TryWriteTags"); |
|
1161 |
|
1162 if( bCtx->ctxId != XAMediaRecorderAdaptation ) |
|
1163 { |
|
1164 return XA_RESULT_FEATURE_UNSUPPORTED; |
|
1165 } |
|
1166 mCtx = ((XAMediaRecorderAdaptationCtx*)bCtx); |
|
1167 while (!done) |
|
1168 { |
|
1169 switch (gst_iterator_next(iter, (gpointer)&tagger)) |
|
1170 { |
|
1171 case GST_ITERATOR_OK: |
|
1172 if(mCtx->metadatavars) |
|
1173 { |
|
1174 if(mCtx->metadatavars->generaltags) |
|
1175 { |
|
1176 gst_tag_setter_merge_tags(tagger, mCtx->metadatavars->generaltags, GST_TAG_MERGE_REPLACE); |
|
1177 } |
|
1178 } |
|
1179 done = TRUE; |
|
1180 break; |
|
1181 case GST_ITERATOR_ERROR: |
|
1182 done = TRUE; |
|
1183 DEBUG_ERR("Pipeline does not support tag setting"); |
|
1184 ret = XA_RESULT_CONTENT_UNSUPPORTED; |
|
1185 break; |
|
1186 case GST_ITERATOR_DONE: |
|
1187 done = TRUE; |
|
1188 DEBUG_ERR("Pipeline does not support tag setting"); |
|
1189 ret = XA_RESULT_CONTENT_UNSUPPORTED; |
|
1190 break; |
|
1191 case GST_ITERATOR_RESYNC: |
|
1192 gst_iterator_resync(iter); |
|
1193 break; |
|
1194 } |
|
1195 } |
|
1196 /*here datasize field is used for return value*/ |
|
1197 mdevent.datasize = ret; |
|
1198 XAAdaptationBase_SendAdaptEvents(bCtx, &mdevent ); |
|
1199 gst_iterator_free (iter); |
|
1200 DEBUG_API("<-XAMetadataAdapt_TryWriteTags"); |
|
1201 return ret; |
|
1202 } |
|