1 /* |
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2 * Copyright (c) 2006 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 |
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19 |
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20 #include "mcefilesource.h" |
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21 #include "mcevideostream.h" |
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22 #include "mceaudiostream.h" |
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23 #include "mcemanager.h" |
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24 #include "mcesession.h" |
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25 #include "utf.h" |
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26 |
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27 |
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28 // ============================ MEMBER FUNCTIONS =============================== |
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29 |
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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 EXPORT_C CMceFileSource* CMceFileSource::NewL( |
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36 CMceManager& aManager, |
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37 const TFileName& aFileName ) |
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38 { |
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39 CMceFileSource* self = CMceFileSource::NewLC( aManager, aFileName ); |
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40 CleanupStack::Pop( self ); |
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41 return self; |
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42 } |
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43 |
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44 |
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45 // ----------------------------------------------------------------------------- |
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46 // |
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47 // ----------------------------------------------------------------------------- |
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48 // |
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49 EXPORT_C CMceFileSource* CMceFileSource::NewLC( |
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50 CMceManager& aManager, |
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51 const TFileName& aFileName ) |
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52 { |
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53 CMceFileSource* self = new (ELeave) CMceFileSource(); |
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54 CleanupStack::PushL( self ); |
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55 self->ConstructL( &aManager, aFileName ); |
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56 return self; |
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57 } |
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58 |
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59 |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 // ----------------------------------------------------------------------------- |
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63 // |
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64 EXPORT_C CMceFileSource::~CMceFileSource() |
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65 { |
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66 } |
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67 |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 EXPORT_C void CMceFileSource::EnableL() |
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74 { |
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75 CMceMediaSource::DoEnableL(); |
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76 } |
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77 |
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78 |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 // ----------------------------------------------------------------------------- |
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82 // |
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83 EXPORT_C void CMceFileSource::DisableL() |
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84 { |
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85 CMceMediaSource::DoDisableL(); |
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86 } |
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87 |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // |
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91 // ----------------------------------------------------------------------------- |
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92 // |
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93 EXPORT_C void CMceFileSource::UpdateL ( const TFileName& aFileName ) |
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94 { |
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95 iFileName = aFileName; |
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96 } |
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97 |
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98 |
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99 // ----------------------------------------------------------------------------- |
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100 // |
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101 // ----------------------------------------------------------------------------- |
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102 // |
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103 EXPORT_C TInt CMceFileSource::MediaElementCountL( TMceMediaType aType ) const |
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104 { |
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105 if ( aType == KMceAudio ) |
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106 { |
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107 return iAudioElementCount; |
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108 } |
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109 else if ( aType == KMceVideo ) |
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110 { |
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111 return iVideoElementCount; |
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112 } |
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113 return 0; |
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114 } |
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115 |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // |
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119 // ----------------------------------------------------------------------------- |
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120 // |
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121 EXPORT_C void CMceFileSource::SetCurrentMediaElementL( |
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122 TMceMediaType aType, |
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123 TInt aIndex ) |
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124 { |
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125 __ASSERT_ALWAYS( aIndex >= 0 && |
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126 aIndex < MediaElementCountL( aType ), |
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127 User::Leave( KErrArgument ) ); |
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128 |
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129 if ( aType == KMceAudio ) |
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130 { |
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131 iCurrentAudioElement = aIndex; |
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132 } |
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133 else if ( aType == KMceVideo ) |
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134 { |
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135 iCurrentVideoElement = aIndex; |
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136 } |
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137 } |
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138 |
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139 |
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140 // ----------------------------------------------------------------------------- |
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141 // |
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142 // ----------------------------------------------------------------------------- |
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143 // |
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144 EXPORT_C TInt CMceFileSource::CurrentMediaElement( TMceMediaType aType ) |
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145 { |
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146 if ( aType == KMceAudio ) |
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147 { |
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148 return iCurrentAudioElement; |
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149 } |
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150 else if ( aType == KMceVideo ) |
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151 { |
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152 return iCurrentVideoElement; |
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153 } |
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154 |
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155 return 0; |
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156 } |
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157 |
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158 |
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159 // ----------------------------------------------------------------------------- |
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160 // |
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161 // ----------------------------------------------------------------------------- |
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162 // |
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163 EXPORT_C void CMceFileSource::SetPositionL( |
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164 const TTimeIntervalMicroSeconds& aPosition ) |
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165 { |
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166 __ASSERT_ALWAYS( aPosition <= DurationL() && |
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167 aPosition >= TTimeIntervalMicroSeconds( 0 ), |
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168 User::Leave( KErrArgument ) ); |
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169 |
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170 iPosition = aPosition; |
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171 } |
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172 |
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173 |
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174 // ----------------------------------------------------------------------------- |
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175 // |
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176 // ----------------------------------------------------------------------------- |
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177 // |
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178 EXPORT_C TTimeIntervalMicroSeconds CMceFileSource::PositionL() const |
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179 { |
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180 return iPosition; |
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181 } |
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182 |
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183 |
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184 // ----------------------------------------------------------------------------- |
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185 // |
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186 // ----------------------------------------------------------------------------- |
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187 // |
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188 EXPORT_C TTimeIntervalMicroSeconds CMceFileSource::DurationL() const |
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189 { |
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190 return iDuration; |
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191 } |
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192 |
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193 |
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194 // ----------------------------------------------------------------------------- |
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195 // |
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196 // ----------------------------------------------------------------------------- |
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197 // |
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198 EXPORT_C void CMceFileSource::SetFastForwardL( TBool aUseFFWD ) |
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199 { |
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200 __ASSERT_ALWAYS( this->MediaElementCountL( KMceVideo ) > 0, |
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201 User::Leave( KErrNotSupported ) ); |
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202 |
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203 |
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204 iFastForward = aUseFFWD; |
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205 |
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206 |
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207 if ( iFastForward ) |
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208 { |
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209 iFastRewind = EFalse; |
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210 } |
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211 } |
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212 |
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213 |
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214 // ----------------------------------------------------------------------------- |
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215 // |
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216 // ----------------------------------------------------------------------------- |
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217 // |
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218 EXPORT_C void CMceFileSource::SetFastRewindL( TBool aUseFRWD ) |
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219 { |
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220 __ASSERT_ALWAYS( this->MediaElementCountL( KMceVideo ) > 0, |
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221 User::Leave( KErrNotSupported ) ); |
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222 |
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223 iFastRewind = aUseFRWD; |
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224 |
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225 if ( iFastRewind ) |
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226 { |
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227 iFastForward = EFalse; |
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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 // ----------------------------------------------------------------------------- |
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233 // |
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234 // ----------------------------------------------------------------------------- |
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235 // |
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236 EXPORT_C void CMceFileSource::TranscodeL( const TFileName& aFileName ) |
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237 { |
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238 __ASSERT_ALWAYS( aFileName != KNullDesC, User::Leave( KErrArgument ) ); |
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239 |
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240 TBool transcodingNeeded = EFalse; |
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241 for ( TInt i = 0; i < iStreams.Count(); ++i ) |
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242 { |
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243 if ( iStreams[i]->State() == CMceMediaStream::ETranscodingRequired ) |
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244 { |
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245 transcodingNeeded = ETrue; |
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246 if ( iStreams[i]->Type() == KMceAudio ) |
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247 { |
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248 CMceAudioStream* audio = |
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249 static_cast<CMceAudioStream*>(iStreams[i]); |
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250 __ASSERT_ALWAYS( audio->Codecs().Count() > 0, |
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251 User::Leave( KErrNotReady ) ); |
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252 } |
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253 else |
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254 { |
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255 CMceVideoStream* video = |
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256 static_cast<CMceVideoStream*>(iStreams[i]); |
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257 __ASSERT_ALWAYS( video->Codecs().Count() > 0, |
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258 User::Leave( KErrNotReady ) ); |
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259 } |
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260 |
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261 iStreams[i]->iState = CMceMediaStream::ETranscoding; |
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262 } |
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263 } |
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264 |
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265 __ASSERT_ALWAYS( transcodingNeeded, User::Leave( KErrNotReady ) ); |
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266 |
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267 } |
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268 |
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269 |
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270 // ----------------------------------------------------------------------------- |
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271 // |
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272 // ----------------------------------------------------------------------------- |
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273 // |
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274 EXPORT_C void CMceFileSource::CancelTranscodeL() |
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275 { |
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276 TBool transcodingOngoing = EFalse; |
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277 |
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278 for ( TInt i = 0; i < iStreams.Count(); ++i ) |
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279 { |
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280 if ( iStreams[i]->State() == CMceMediaStream::ETranscoding ) |
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281 { |
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282 transcodingOngoing = ETrue; |
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283 iStreams[i]->iState = CMceMediaStream::ETranscodingRequired; |
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284 } |
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285 } |
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286 |
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287 __ASSERT_ALWAYS( transcodingOngoing, User::Leave( KErrNotReady ) ); |
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288 |
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289 } |
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290 |
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291 |
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292 // ----------------------------------------------------------------------------- |
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293 // |
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294 // ----------------------------------------------------------------------------- |
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295 // |
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296 EXPORT_C TInt CMceFileSource::TranscodingProgressL() const |
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297 { |
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298 TBool transcodingOngoing = EFalse; |
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299 |
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300 if ( iFailWithCode != KErrNone ) |
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301 { |
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302 TInt failCode = iFailWithCode; |
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303 iFailWithCode = KErrNone; |
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304 User::Leave( failCode ); |
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305 } |
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306 |
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307 for ( TInt i = 0; i < iStreams.Count(); ++i ) |
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308 { |
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309 if ( iStreams[i]->State() == CMceMediaStream::ETranscoding ) |
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310 { |
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311 transcodingOngoing = ETrue; |
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312 } |
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313 } |
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314 |
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315 __ASSERT_ALWAYS( transcodingOngoing, User::Leave( KErrNotReady ) ); |
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316 |
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317 return iTranscodingPercentage; |
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318 } |
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319 |
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320 |
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321 // ----------------------------------------------------------------------------- |
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322 // |
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323 // ----------------------------------------------------------------------------- |
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324 // |
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325 void CMceFileSource::InitializeL( CMceManager* aManager ) |
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326 { |
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327 iDuration = TTimeIntervalMicroSeconds( 100000000 ); |
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328 |
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329 iAudioElementCount = 1; |
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330 iVideoElementCount = 1; |
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331 |
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332 } |
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333 |
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334 // ----------------------------------------------------------------------------- |
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335 // Factory method for inner usage |
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336 // ----------------------------------------------------------------------------- |
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337 // |
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338 CMceFileSource* CMceFileSource::NewL() |
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339 { |
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340 CMceFileSource* self = CMceFileSource::NewLC(); |
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341 CleanupStack::Pop( self ); |
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342 return self; |
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343 } |
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344 |
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345 |
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346 // ----------------------------------------------------------------------------- |
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347 // Factory method for inner usage |
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348 // ----------------------------------------------------------------------------- |
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349 // |
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350 CMceFileSource* CMceFileSource::NewLC() |
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351 { |
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352 CMceFileSource* self = new (ELeave) CMceFileSource(); |
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353 CleanupStack::PushL( self ); |
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354 self->ConstructL( NULL, KNullDesC() ); |
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355 return self; |
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356 } |
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357 |
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358 |
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359 // ----------------------------------------------------------------------------- |
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360 // |
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361 // ----------------------------------------------------------------------------- |
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362 // |
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363 CMceFileSource::CMceFileSource() |
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364 { |
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365 iType = KMceFileSource; |
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366 } |
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367 |
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368 |
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369 // ----------------------------------------------------------------------------- |
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370 // |
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371 // ----------------------------------------------------------------------------- |
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372 // |
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373 void CMceFileSource::ConstructL( CMceManager* aManager, |
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374 const TFileName& aFileName ) |
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375 { |
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376 |
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377 iFileName = aFileName; |
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378 |
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379 if ( aManager ) |
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380 { |
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381 InitializeL( aManager ); |
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382 } |
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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 |
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