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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the Qt Mobility Components. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #include "qgstreamercapturemetadatacontrol_maemo.h" |
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43 |
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44 #include <gst/gst.h> |
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45 #include <gst/gstversion.h> |
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46 |
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47 struct QGstreamerMetaDataKeyLookup |
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48 { |
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49 QtMedia::MetaData key; |
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50 const char *token; |
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51 }; |
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52 |
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53 static const QGstreamerMetaDataKeyLookup qt_gstreamerMetaDataKeys[] = |
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54 { |
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55 { QtMedia::Title, GST_TAG_TITLE }, |
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56 //{ QtMedia::SubTitle, 0 }, |
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57 //{ QtMedia::Author, 0 }, |
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58 { QtMedia::Comment, GST_TAG_COMMENT }, |
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59 { QtMedia::Description, GST_TAG_DESCRIPTION }, |
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60 //{ QtMedia::Category, 0 }, |
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61 { QtMedia::Genre, GST_TAG_GENRE }, |
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62 //{ QtMedia::Year, 0 }, |
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63 //{ QtMedia::UserRating, 0 }, |
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64 |
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65 { QtMedia::Language, GST_TAG_LANGUAGE_CODE }, |
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66 |
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67 { QtMedia::Publisher, GST_TAG_ORGANIZATION }, |
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68 { QtMedia::Copyright, GST_TAG_COPYRIGHT }, |
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69 //{ QtMedia::ParentalRating, 0 }, |
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70 //{ QtMedia::RatingOrganisation, 0 }, |
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71 |
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72 // Media |
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73 //{ QtMedia::Size, 0 }, |
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74 //{ QtMedia::MediaType, 0 }, |
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75 { QtMedia::Duration, GST_TAG_DURATION }, |
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76 |
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77 // Audio |
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78 { QtMedia::AudioBitRate, GST_TAG_BITRATE }, |
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79 { QtMedia::AudioCodec, GST_TAG_AUDIO_CODEC }, |
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80 //{ QtMedia::ChannelCount, 0 }, |
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81 //{ QtMedia::SampleRate, 0 }, |
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82 |
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83 // Music |
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84 { QtMedia::AlbumTitle, GST_TAG_ALBUM }, |
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85 { QtMedia::AlbumArtist, GST_TAG_ARTIST}, |
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86 { QtMedia::ContributingArtist, GST_TAG_PERFORMER }, |
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87 #if (GST_VERSION_MAJOR >= 0) && (GST_VERSION_MINOR >= 10) && (GST_VERSION_MICRO >= 19) |
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88 { QtMedia::Composer, GST_TAG_COMPOSER }, |
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89 #endif |
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90 //{ QtMedia::Conductor, 0 }, |
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91 //{ QtMedia::Lyrics, 0 }, |
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92 //{ QtMedia::Mood, 0 }, |
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93 { QtMedia::TrackNumber, GST_TAG_TRACK_NUMBER }, |
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94 |
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95 //{ QtMedia::CoverArtUrlSmall, 0 }, |
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96 //{ QtMedia::CoverArtUrlLarge, 0 }, |
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97 |
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98 // Image/Video |
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99 //{ QtMedia::Resolution, 0 }, |
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100 //{ QtMedia::PixelAspectRatio, 0 }, |
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101 |
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102 // Video |
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103 //{ QtMedia::VideoFrameRate, 0 }, |
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104 //{ QtMedia::VideoBitRate, 0 }, |
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105 { QtMedia::VideoCodec, GST_TAG_VIDEO_CODEC }, |
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106 |
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107 //{ QtMedia::PosterUrl, 0 }, |
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108 |
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109 // Movie |
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110 //{ QtMedia::ChapterNumber, 0 }, |
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111 //{ QtMedia::Director, 0 }, |
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112 { QtMedia::LeadPerformer, GST_TAG_PERFORMER }, |
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113 //{ QtMedia::Writer, 0 }, |
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114 |
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115 // Photos |
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116 //{ QtMedia::CameraManufacturer, 0 }, |
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117 //{ QtMedia::CameraModel, 0 }, |
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118 //{ QtMedia::Event, 0 }, |
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119 //{ QtMedia::Subject, 0 } |
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120 }; |
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121 |
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122 QGstreamerCaptureMetaDataControl::QGstreamerCaptureMetaDataControl(QObject *parent) |
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123 :QMetaDataControl(parent) |
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124 { |
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125 } |
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126 |
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127 QVariant QGstreamerCaptureMetaDataControl::metaData(QtMedia::MetaData key) const |
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128 { |
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129 static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup); |
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130 |
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131 for (int i = 0; i < count; ++i) { |
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132 if (qt_gstreamerMetaDataKeys[i].key == key) { |
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133 const char *name = qt_gstreamerMetaDataKeys[i].token; |
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134 |
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135 return m_values.value(QByteArray::fromRawData(name, qstrlen(name))); |
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136 } |
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137 } |
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138 return QVariant(); |
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139 } |
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140 |
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141 void QGstreamerCaptureMetaDataControl::setMetaData(QtMedia::MetaData key, const QVariant &value) |
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142 { |
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143 static const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup); |
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144 |
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145 for (int i = 0; i < count; ++i) { |
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146 if (qt_gstreamerMetaDataKeys[i].key == key) { |
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147 const char *name = qt_gstreamerMetaDataKeys[i].token; |
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148 |
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149 m_values.insert(QByteArray::fromRawData(name, qstrlen(name)), value); |
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150 |
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151 emit QMetaDataControl::metaDataChanged(); |
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152 emit metaDataChanged(m_values); |
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153 |
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154 return; |
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155 } |
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156 } |
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157 } |
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158 |
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159 QList<QtMedia::MetaData> QGstreamerCaptureMetaDataControl::availableMetaData() const |
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160 { |
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161 static QMap<QByteArray, QtMedia::MetaData> keysMap; |
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162 if (keysMap.isEmpty()) { |
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163 const int count = sizeof(qt_gstreamerMetaDataKeys) / sizeof(QGstreamerMetaDataKeyLookup); |
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164 for (int i = 0; i < count; ++i) { |
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165 keysMap[QByteArray(qt_gstreamerMetaDataKeys[i].token)] = qt_gstreamerMetaDataKeys[i].key; |
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166 } |
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167 } |
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168 |
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169 QList<QtMedia::MetaData> res; |
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170 foreach (const QByteArray &key, m_values.keys()) { |
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171 QtMedia::MetaData tag = keysMap.value(key, QtMedia::MetaData(-1)); |
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172 if (tag != -1) |
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173 res.append(tag); |
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174 } |
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175 |
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176 return res; |
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177 } |
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178 |
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179 QVariant QGstreamerCaptureMetaDataControl::extendedMetaData(QString const &name) const |
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180 { |
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181 return m_values.value(name.toLatin1()); |
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182 } |
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183 |
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184 void QGstreamerCaptureMetaDataControl::setExtendedMetaData(QString const &name, QVariant const &value) |
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185 { |
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186 m_values.insert(name.toLatin1(), value); |
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187 emit QMetaDataControl::metaDataChanged(); |
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188 emit metaDataChanged(m_values); |
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189 } |
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190 |
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191 QStringList QGstreamerCaptureMetaDataControl::availableExtendedMetaData() const |
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192 { |
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193 QStringList res; |
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194 foreach (const QByteArray &key, m_values.keys()) |
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195 res.append(QString(key)); |
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196 |
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197 return res; |
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198 } |