author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Mon, 04 Oct 2010 00:05:08 +0300 | |
changeset 63 | 415ff50d2eca |
parent 60 | a289dde0a1d6 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation and/or its subsidiary(-ies). |
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* |
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* Contributors: |
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* |
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* |
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* Description: |
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* Implementation file for CxeQualityPresetsSymbian class |
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* |
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*/ |
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#include <algorithm> |
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#include <e32std.h> // For Symbian types used in mmsenginedomaincrkeys.h |
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#include <MmsEngineDomainCRKeys.h> |
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#include <imagingconfigmanager.h> |
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#include "cxutils.h" |
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#include "cxenamespace.h" |
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#include "cxesettings.h" |
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#include "cxequalitydetails.h" |
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#include "cxequalitypresetssymbian.h" |
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#include "OstTraceDefinitions.h" |
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#ifdef OST_TRACE_COMPILER_IN_USE |
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#include "cxequalitypresetssymbianTraces.h" |
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#endif |
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// constants |
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namespace |
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{ |
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// Display IDs for cameras, used when requesting data from ICM |
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const int PRIMARY_CAMERA_DISPLAY_ID = 2; |
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const int SECONDARY_CAMERA_DISPLAY_ID = 3; |
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const int ONE_MILLION = 1000000; |
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const QSize ASPECT_RATIO_SIZE_4BY3 = QSize(4,3); |
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const QSize ASPECT_RATIO_SIZE_16BY9 = QSize(16, 9); |
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const QSize ASPECT_RATIO_SIZE_11BY9 = QSize(11, 9); |
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// ICM "camcorderVisible" parameter value below this means sharing aka mms quality. |
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const int MMS_QUALITY_CAMCORDERVISIBLE_LIMIT = 200; |
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// Average video bit rate scaler |
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const qreal VIDEO_AVG_BITRATE_SCALER = 0.9; |
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// Coefficient to estimate video metadata amount |
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const qreal VIDEO_METADATA_COEFF = 1.03; |
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// Maximum video clip duration in seconds for all qualities |
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const qint64 VIDEO_MAX_DURATION = 5400; |
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} |
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/* ! |
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* Intializes ImagingConfigManager |
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*/ |
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CxeQualityPresetsSymbian::CxeQualityPresetsSymbian(CxeSettings &settings) |
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: mSettings(settings) |
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{ |
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CX_DEBUG_ENTER_FUNCTION(); |
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OstTrace0(camerax_performance, CXEQUALITYPRESETSSYMBIAN_1, "msg: e_CX_QUALITYPRESETS_NEW 1"); |
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TRAPD(err, mIcm = CImagingConfigManager::NewL()); |
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if (err) { |
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CX_DEBUG(("Error during ICM initialization error code = %d", err)); |
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mIcm = NULL; |
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} |
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OstTrace0(camerax_performance, CXEQUALITYPRESETSSYMBIAN_2, "msg: e_CX_QUALITYPRESETS_NEW 0"); |
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CX_DEBUG_EXIT_FUNCTION(); |
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} |
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/* ! |
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* CxeQualityPresetsSymbian::~CxeQualityPresetsSymbian() |
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*/ |
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CxeQualityPresetsSymbian::~CxeQualityPresetsSymbian() |
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{ |
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CX_DEBUG_ENTER_FUNCTION(); |
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delete mIcm; |
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CX_DEBUG_EXIT_FUNCTION(); |
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} |
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/*! |
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This function returns sorted list of image qualities from highest to lowest resolution. |
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i.e. first element in the list represent highest supported image resolution and so on. |
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@param cameraId The CameraIndex which defines which camera we are using primary/secondary. |
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Returns sorted list of image qualities in descending order. |
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*/ |
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QList<CxeImageDetails> CxeQualityPresetsSymbian::imageQualityPresets(Cxe::CameraIndex cameraId) |
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{ |
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CX_DEBUG_ENTER_FUNCTION(); |
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102 |
OstTrace0(camerax_performance, CXEQUALITYPRESETSSYMBIAN_GETIMAGEPRESETS_IN, "msg: e_CX_QUALITYPRESETS_GETIMAGEPRESETS 1"); |
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103 |
|
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104 |
QList<CxeImageDetails> presetList; |
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105 |
|
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106 |
if (!mIcm) { |
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|
107 |
CX_DEBUG(("ICM not initialized, returning empty image qualities list")); |
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108 |
return presetList; |
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109 |
} |
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110 |
int totalLevels = mIcm->NumberOfImageQualityLevels(); |
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111 |
|
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112 |
CX_DEBUG(("Total image quality levels = %d", totalLevels)); |
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113 |
CArrayFixFlat<TUint>* levels = new CArrayFixFlat<TUint>(totalLevels); |
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114 |
|
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115 |
// Get camera display id based on camera index |
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116 |
int displayId = cameraId == Cxe::SecondaryCameraIndex |
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117 |
? SECONDARY_CAMERA_DISPLAY_ID : PRIMARY_CAMERA_DISPLAY_ID; |
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118 |
|
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119 |
TRAPD(err, mIcm->GetImageQualityLevelsL(*levels, displayId)); |
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120 |
|
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121 |
if (err == KErrNone) { |
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122 |
CX_DEBUG(( "Reading image quality sets one by one.")); |
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123 |
TImageQualitySet set; |
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124 |
int numLevels = levels->Count(); |
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for(int i = 0; i < numLevels; i++) { |
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126 |
mIcm->GetImageQualitySet(set, levels->At(i), displayId); |
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127 |
if (set.iCamcorderVisible > 0) { |
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128 |
// create new quality preset based on the quality set values |
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129 |
CxeImageDetails newPreset = createImagePreset(set); |
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130 |
|
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131 |
// print debug prints |
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132 |
debugPrints(newPreset); |
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133 |
|
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134 |
// append to the list of presets |
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135 |
presetList.append(newPreset); |
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136 |
} |
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137 |
} |
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138 |
CX_DEBUG(( "Sorting image qualities")); |
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139 |
// Sorting result list according to height pixel size from highest to lowest |
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140 |
// i.e. descending order keeping the highest resolution first. |
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141 |
qSort(presetList.begin(), presetList.end(), qGreater<CxeImageDetails>()); |
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142 |
} |
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143 |
|
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144 |
delete levels; |
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145 |
levels = NULL; |
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146 |
|
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147 |
OstTrace0(camerax_performance, CXEQUALITYPRESETSSYMBIAN_GETIMAGEPRESETS_OUT, "msg: e_CX_QUALITYPRESETS_GETIMAGEPRESETS 0"); |
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148 |
CX_DEBUG_EXIT_FUNCTION(); |
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149 |
return presetList; |
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150 |
} |
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151 |
|
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152 |
|
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153 |
|
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154 |
/*! |
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155 |
This function returns sorted list of video qualities from highest to lowest resolution. |
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156 |
i.e. first element in the list represent highest supported video resolution and so on. |
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157 |
@param cameraId The CameraIndex which defines which camera we are using primary/secondary. |
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158 |
Returns sorted list if image qualities in descending order. |
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159 |
*/ |
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160 |
QList<CxeVideoDetails> CxeQualityPresetsSymbian::videoQualityPresets(Cxe::CameraIndex cameraId) |
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161 |
{ |
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162 |
CX_DEBUG_ENTER_FUNCTION(); |
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163 |
OstTrace0(camerax_performance, CXEQUALITYPRESETSSYMBIAN_GETVIDEOPRESETS_IN, "msg: e_CX_QUALITYPRESETS_GETVIDEOPRESETS 1"); |
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164 |
|
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165 |
QList<CxeVideoDetails> presetList; |
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166 |
|
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|
167 |
if (!mIcm) { |
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168 |
CX_DEBUG(("ICM not initialized, returning empty video qualities list")); |
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169 |
return presetList; |
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170 |
} |
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171 |
int totalLevels = mIcm->NumberOfVideoQualityLevels(); |
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|
172 |
|
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173 |
CX_DEBUG(("Total video quality levels = %d", totalLevels)); |
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|
174 |
CArrayFixFlat<TUint>* levels= new CArrayFixFlat<TUint>(totalLevels); |
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|
175 |
|
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176 |
int displayId = cameraId == Cxe::SecondaryCameraIndex |
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177 |
? SECONDARY_CAMERA_DISPLAY_ID : PRIMARY_CAMERA_DISPLAY_ID; |
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|
178 |
|
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179 |
TRAPD(err, mIcm->GetVideoQualityLevelsL(*levels, displayId)); |
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180 |
|
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181 |
if (err == KErrNone) { |
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182 |
CX_DEBUG(( "Reading video quality sets one by one.")); |
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183 |
TVideoQualitySet set; |
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184 |
int numLevels = levels->Count(); |
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185 |
for(int i = 0; i < numLevels; i++) { |
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186 |
mIcm->GetVideoQualitySet(set, levels->At(i), displayId); |
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187 |
|
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188 |
if (set.iCamcorderVisible > 0) { |
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189 |
// create new quality preset |
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190 |
CxeVideoDetails newPreset = createVideoPreset(set); |
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191 |
|
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192 |
// print debug prints |
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193 |
debugPrints(newPreset); |
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|
194 |
|
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195 |
// append to the list of presets |
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196 |
presetList.append(newPreset); |
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197 |
} |
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198 |
} |
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199 |
CX_DEBUG(( "Sorting image qualities")); |
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200 |
// Sorting result list according to height pixel size from highest to lowest |
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201 |
// i.e. descending order keeping the highest resolution first. |
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202 |
qSort(presetList.begin(), presetList.end(), qGreater<CxeVideoDetails>()); |
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} |
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204 |
|
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delete levels; |
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levels = NULL; |
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|
207 |
|
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|
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// Get the average video bitrate scaler |
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|
209 |
TCamcorderMMFPluginSettings mmfPluginSettings; |
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mIcm->GetCamcorderMMFPluginSettings(mmfPluginSettings); |
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|
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mCMRAvgVideoBitRateScaler = mmfPluginSettings.iCMRAvgVideoBitRateScaler; |
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|
212 |
|
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|
213 |
OstTrace0(camerax_performance, CXEQUALITYPRESETSSYMBIAN_GETVIDEOPRESETS_OUT, "msg: e_CX_QUALITYPRESETS_GETVIDEOPRESETS 0"); |
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CX_DEBUG_EXIT_FUNCTION(); |
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|
215 |
return presetList; |
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216 |
} |
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|
217 |
|
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|
218 |
|
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|
219 |
|
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220 |
/*! |
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221 |
* Creates a new image preset based on TImageQualitySet values from ICM. |
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@ param set contains the ICM configuration data |
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223 |
@ returns CxeImageQuality struct |
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224 |
*/ |
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225 |
CxeImageDetails CxeQualityPresetsSymbian::createImagePreset(const TImageQualitySet &set) |
19
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226 |
{ |
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227 |
CxeImageDetails newPreset; |
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// set setting values from quality set |
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newPreset.mWidth = set.iImageWidth; |
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newPreset.mHeight = set.iImageHeight; |
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|
231 |
newPreset.mEstimatedSize = set.iEstimatedSize; |
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newPreset.mMpxCount = calculateMegaPixelCount(set.iImageWidth, |
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|
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set.iImageHeight); |
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|
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newPreset.mPossibleImages = CxeImageDetails::UNKNOWN; |
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newPreset.mImageFileExtension = toString(set.iImageFileExtension); |
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newPreset.mAspectRatio = calculateAspectRatio(set.iImageWidth, |
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|
237 |
set.iImageHeight); |
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238 |
|
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239 |
return newPreset; |
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240 |
} |
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|
241 |
|
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|
242 |
|
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|
243 |
|
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244 |
/*! |
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245 |
* Creates a new video preset based on TVideoQualitySet values from ICM. |
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|
246 |
*/ |
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|
247 |
CxeVideoDetails CxeQualityPresetsSymbian::createVideoPreset(const TVideoQualitySet &set) |
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|
248 |
{ |
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249 |
CX_DEBUG_ENTER_FUNCTION(); |
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250 |
CxeVideoDetails newPreset; |
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251 |
// set setting values from quality set |
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252 |
newPreset.mWidth = set.iVideoWidth; |
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newPreset.mHeight = set.iVideoHeight; |
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|
254 |
|
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newPreset.mRemainingTime = CxeVideoDetails::UNKNOWN; |
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|
256 |
|
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257 |
// Check if this is a sharing (mms) quality, and set size limit accordingly. |
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|
258 |
if (set.iCamcorderVisible < MMS_QUALITY_CAMCORDERVISIBLE_LIMIT) { |
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|
259 |
QVariant size; |
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|
260 |
mSettings.get(KCRUidMmsEngine.iUid, KMmsEngineMaximumSendSize, Cxe::Repository, size); |
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|
261 |
CX_DEBUG(("CxeQualityPresetsSymbian - Got MMS quality size limit: %d", size.toInt())); |
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|
262 |
newPreset.mMaximumSizeInBytes = size.toInt(); |
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|
263 |
} else { |
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|
264 |
// Zero means no limit. |
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|
265 |
newPreset.mMaximumSizeInBytes = 0; |
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|
266 |
} |
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|
267 |
|
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|
268 |
newPreset.mVideoBitRate = set.iVideoBitRate; |
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|
269 |
newPreset.mAudioBitRate = set.iAudioBitRate; |
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|
270 |
newPreset.mVideoFrameRate = set.iVideoFrameRate; |
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|
271 |
newPreset.mVideoFileMimeType = toString(set.iVideoFileMimeType); |
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|
272 |
newPreset.mPreferredSupplier = toString(set.iPreferredSupplier); |
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|
273 |
newPreset.mVideoCodecMimeType = toString(set.iVideoCodecMimeType); |
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|
274 |
newPreset.mAspectRatio = calculateAspectRatio(set.iVideoWidth, |
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|
275 |
set.iVideoHeight); |
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|
276 |
|
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|
277 |
// Convert FourCC value from TFourCC to ascii string |
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|
278 |
const int KFourCCLength = 5; // 4 characters + '\0' |
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|
279 |
TText8 fourCCBuf[KFourCCLength]; |
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|
280 |
TPtr8 fourCC(fourCCBuf, KFourCCLength); |
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|
281 |
set.iAudioFourCCType.FourCC(&fourCC); |
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|
282 |
fourCC.Append('\0'); |
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|
283 |
|
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|
284 |
// set audiotype |
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|
285 |
newPreset.mAudioType = toString(fourCCBuf); |
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|
286 |
|
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|
287 |
CX_DEBUG_EXIT_FUNCTION(); |
19
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|
288 |
return newPreset; |
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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 |
* Returns Aspect ratio of the image. |
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|
294 |
*/ |
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|
295 |
qreal CxeQualityPresetsSymbian::avgVideoBitRateScaler() |
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|
296 |
{ |
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|
297 |
CX_DEBUG_IN_FUNCTION(); |
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|
298 |
// Get the average video bitrate scaler |
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|
299 |
if (mIcm) { |
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|
300 |
TCamcorderMMFPluginSettings mmfPluginSettings; |
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|
301 |
mIcm->GetCamcorderMMFPluginSettings(mmfPluginSettings); |
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|
302 |
mCMRAvgVideoBitRateScaler = mmfPluginSettings.iCMRAvgVideoBitRateScaler; |
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|
303 |
} |
19
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return mCMRAvgVideoBitRateScaler; |
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} |
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306 |
|
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307 |
|
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/*! |
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@ param width - image/video quality width |
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@ param height - image/video quality height |
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* Returns Aspect ratio of the image/video. |
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*/ |
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Cxe::AspectRatio CxeQualityPresetsSymbian::calculateAspectRatio(int width, int height) const |
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{ |
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Cxe::AspectRatio aspectRatio = Cxe::AspectRatio4to3; |
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316 |
|
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// calculate delta error for the resolution against supported aspect ratio's |
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int delta16by9 = abs((width * ASPECT_RATIO_SIZE_16BY9.height()) - (height * ASPECT_RATIO_SIZE_16BY9.width())); |
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int delta11by9 = abs((width * ASPECT_RATIO_SIZE_11BY9.height()) - (height * ASPECT_RATIO_SIZE_11BY9.width())); |
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int delta4by3 = abs((width * ASPECT_RATIO_SIZE_4BY3.height()) - (height * ASPECT_RATIO_SIZE_4BY3.width())); |
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321 |
|
37
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// get the closest aspect ratio |
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int minValue = qMin(qMin(delta16by9, delta11by9), delta4by3); |
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|
37
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if (minValue == delta16by9) { |
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aspectRatio = Cxe::AspectRatio16to9; |
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} else if (minValue == delta11by9) { |
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aspectRatio = Cxe::AspectRatio11to9; |
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} else if (minValue == delta4by3) { |
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aspectRatio = Cxe::AspectRatio4to3; |
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} |
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332 |
|
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return aspectRatio; |
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} |
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335 |
|
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336 |
|
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337 |
|
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338 |
/*! |
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* CxeQualityPresetsSymbian::calculateMegaPixelCount |
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@ param imageWidth refers to the image resolution width |
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@ param imageHeight refers to the image resolution height |
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@ returns megapixel count string |
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*/ |
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QString |
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CxeQualityPresetsSymbian::calculateMegaPixelCount(int imageWidth, int imageHeight) |
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{ |
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QString mpxCountString; |
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qreal size = imageWidth * imageHeight * 1.0; |
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int mpxCount = (size/ONE_MILLION) * 10; |
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|
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if ((mpxCount % 10) == 0) { |
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int value = mpxCount / 10; |
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mpxCountString.setNum(value); |
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} else { |
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qreal value = mpxCount / 10.0; |
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if ((mpxCount % 10) < 5) { |
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mpxCountString.setNum(value, 'f', 1); |
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} else { |
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int temp = ceil(value); |
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mpxCountString.setNum(temp); |
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} |
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} |
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363 |
|
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return mpxCountString; |
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|
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|
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} |
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|
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|
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/*! |
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* Get the available recording time with given video quality details and disk space. |
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* @param details Video quality details to use in calculation. |
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* @param space Available disk space to use in calculation. |
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* @return Available recording time estimate in seconds. |
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*/ |
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int CxeQualityPresetsSymbian::recordingTimeAvailable(const CxeVideoDetails& details, qint64 space) |
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{ |
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CX_DEBUG_ENTER_FUNCTION(); |
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int time(0); |
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379 |
|
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// Maximum clip size may be limited for mms quality. |
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// If mMaximumSizeInBytes == 0, no limit is specified. |
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if (details.mMaximumSizeInBytes > 0 && details.mMaximumSizeInBytes < space) { |
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space = details.mMaximumSizeInBytes; |
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} |
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|
385 |
|
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// Use average audio/video bitrates to estimate remaining time |
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qreal scaler(avgVideoBitRateScaler()); |
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if (scaler == 0) { |
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// video bit rate scaler is 0, use the constant value |
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scaler = VIDEO_AVG_BITRATE_SCALER; |
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|
391 |
} |
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|
392 |
|
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|
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bool muteSetting = mSettings.get<bool>(CxeSettingIds::VIDEO_MUTE_SETTING, false); // false = audio enabled |
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|
394 |
|
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395 |
int avgVideoBitRate = (details.mVideoBitRate * scaler); |
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int avgAudioBitRate = muteSetting ? 0 : details.mAudioBitRate; |
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|
397 |
|
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|
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quint32 averageBitRate = (quint32)((avgVideoBitRate + avgAudioBitRate) * VIDEO_METADATA_COEFF); |
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|
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quint32 averageByteRate = averageBitRate / 8; |
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|
400 |
|
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|
401 |
// 0 <= Remaining time <= KCamCMaxClipDurationInSecs |
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|
402 |
qint64 remaining = std::max(qint64(0), space/averageByteRate); |
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time = std::min(remaining, VIDEO_MAX_DURATION); |
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|
404 |
|
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CX_DEBUG(( "remaining time from algorithm: %d", time )); |
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CX_DEBUG_EXIT_FUNCTION(); |
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return time; |
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} |
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409 |
|
19
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|
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/*! |
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Operator to sort values in ascending order. |
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@param s1 type of data to be sorted. |
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*/ |
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bool CxeImageDetails::operator<(const CxeImageDetails& s1) const |
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{ |
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return mHeight < s1.mHeight; |
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} |
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|
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|
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421 |
/*! |
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Operator to sort values in ascending order. |
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@param s1 type of data to be sorted. |
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*/ |
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bool CxeVideoDetails::operator<(const CxeVideoDetails& s1) const |
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{ |
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return mHeight < s1.mHeight; |
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} |
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|
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|
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/* |
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* Converts TUint8* to QString |
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*/ |
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QString CxeQualityPresetsSymbian::toString(const TUint8* aData) |
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{ |
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return QString::fromLatin1((char*)aData); |
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} |
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|
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|
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|
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/*! |
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* Helper method to enable debug prints. |
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@ param Video quality preset values are printed out for debugging |
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*/ |
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void CxeQualityPresetsSymbian::debugPrints(const CxeVideoDetails &preset) |
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{ |
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CX_DEBUG(("Video quality details")); |
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CX_DEBUG(("Video resolution (%d,%d)", preset.mWidth, preset.mHeight)); |
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CX_DEBUG(("Audio bitrate = %d)", preset.mAudioBitRate)); |
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CX_DEBUG(("Video bitrate = %d)", preset.mVideoBitRate)); |
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CX_DEBUG(("Video frame rate = %f)", preset.mVideoFrameRate)); |
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CX_DEBUG(("Audio type: %s", preset.mAudioType.toAscii().data())); |
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CX_DEBUG(("Video file MIME type: %s", preset.mVideoFileMimeType.toAscii().data())); |
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CX_DEBUG(("Video preferred supplier: %s", preset.mPreferredSupplier.toAscii().data())); |
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CX_DEBUG(("Video codec MIME type: %s", preset.mVideoCodecMimeType.toAscii().data())); |
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QString aspectRatio; |
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if (preset.mAspectRatio == Cxe::AspectRatio4to3) { |
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aspectRatio = QString("4:3"); |
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} else if (preset.mAspectRatio == Cxe::AspectRatio16to9) { |
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aspectRatio = QString("16:9"); |
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} |
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CX_DEBUG(("Video aspect ratio: %s", aspectRatio.toAscii().data())); |
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} |
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|
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465 |
|
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466 |
/*! |
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467 |
* Helper method to enable debug prints. |
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468 |
@ param Image quality preset values are printed out for debugging |
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*/ |
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void CxeQualityPresetsSymbian::debugPrints(const CxeImageDetails &newPreset) |
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471 |
{ |
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CX_DEBUG(("Image quality details")); |
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CX_DEBUG(("Image resolution (%d,%d)", newPreset.mWidth, newPreset.mHeight)); |
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CX_DEBUG(("Estimated size in bytes = %d)", newPreset.mEstimatedSize)); |
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CX_DEBUG(("Megapixels: %s", newPreset.mMpxCount.toAscii().data())); |
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CX_DEBUG(("Image file extension: %s", newPreset.mImageFileExtension.toAscii().data())); |
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477 |
|
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478 |
QString aspectRatio; |
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479 |
|
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480 |
if (newPreset.mAspectRatio == Cxe::AspectRatio4to3) { |
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481 |
aspectRatio = QString("4:3"); |
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} else { |
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aspectRatio = QString("16:9"); |
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484 |
} |
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485 |
CX_DEBUG(("Image aspect ratio: %s", aspectRatio.toAscii().data())); |
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486 |
} |