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1 /* |
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2 * Copyright (c) 2010 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 the License "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 package com.nokia.carbide.cpp.pi.graphicsmemory; |
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19 |
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20 import java.io.ByteArrayInputStream; |
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21 import java.io.DataInputStream; |
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22 import java.io.EOFException; |
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23 import java.io.File; |
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24 import java.io.FileInputStream; |
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25 import java.io.IOException; |
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26 import java.text.MessageFormat; |
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27 import java.util.ArrayList; |
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28 import java.util.List; |
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29 |
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30 import com.nokia.carbide.cpp.internal.pi.model.GenericSampledTrace; |
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31 import com.nokia.carbide.cpp.internal.pi.model.ParsedTraceData; |
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32 import com.nokia.carbide.cpp.internal.pi.model.Parser; |
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33 import com.nokia.carbide.cpp.pi.util.GeneralMessages; |
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34 |
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35 public class GraphicsMemoryTraceParser extends Parser { |
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36 private boolean debug = false; |
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37 private String version; |
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38 |
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39 private GraphicsMemoryTrace memTrace; |
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40 private int readCount = 0; |
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41 |
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42 // constants |
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43 public final static int SAMPLE_TOTAL_MEMORY_PROCESS_ID = -1; |
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44 public final static String SAMPLE_TOTAL_MEMORY_PROCESS_NAME = "TOTAL_MEMORY_USAGE"; //$NON-NLS-1$ |
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45 |
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46 public ParsedTraceData parse(File file) throws IOException { |
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47 if (!file.exists() || file.isDirectory()) { |
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48 throw new IOException(Messages |
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49 .getString("GraphicsMemoryTraceParser.cannotOpenTraceFile")); //$NON-NLS-1$ |
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50 } |
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51 if (debug) |
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52 System.out |
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53 .println(Messages |
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54 .getString("GraphicsMemoryTraceParser.traceFileLength") + file.length()); //$NON-NLS-1$ |
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55 |
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56 parseMemTrace(file); |
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57 int versionNumber = convertVersionStringToInt(version); |
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58 memTrace.setVersion(versionNumber); |
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59 |
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60 ParsedTraceData ptd = new ParsedTraceData(); |
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61 ptd.traceData = this.getTrace(); |
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62 |
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63 return ptd; |
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64 } |
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65 |
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66 private void parseV100GPUFile(DataInputStream dis) throws IOException { |
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67 // read the version again |
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68 byte[] version = readElementWithLength(dis); |
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69 if (debug) |
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70 System.out |
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71 .println(Messages |
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72 .getString("GraphicsMemoryTraceParser.readVersionDebug") + new String(version)); //$NON-NLS-1$ |
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73 this.version = new String(version); |
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74 |
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75 this.readV100GPUSample(dis); |
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76 } |
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77 |
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78 public String getProfilerVersion() { |
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79 return version; |
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80 } |
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81 |
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82 private void readV100GPUSample(DataInputStream dis) throws IOException { |
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83 memTrace = new GraphicsMemoryTrace(); |
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84 |
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85 GraphicsMemoryProcess process; |
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86 |
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87 // read sample header length |
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88 dis.readUnsignedByte(); |
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89 readCount++; |
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90 |
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91 int length; |
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92 int mode = -1; |
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93 String processName = null; |
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94 GraphicsMemorySample gpuSample = null; |
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95 int usedMemory = -1; |
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96 int totalMemory = -1; |
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97 long sample = -1; |
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98 |
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99 List<GraphicsMemoryProcess> processList = new ArrayList<GraphicsMemoryProcess>(); |
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100 try { |
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101 |
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102 while (true) { |
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103 length = dis.readUnsignedByte(); |
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104 readCount++; |
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105 if (length == 1) { |
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106 mode = dis.readUnsignedByte(); |
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107 readCount++; |
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108 } else { |
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109 throw new IOException(Messages |
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110 .getString("GraphicsMemoryTraceParser.wrongLength")); //$NON-NLS-1$ |
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111 } |
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112 |
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113 if (mode == 0xac) { // time stamp |
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114 // first there should be 4 bytes of sample time |
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115 sample = this.readTUint(dis); |
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116 } |
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117 |
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118 else if (mode == 0xaa) { // process name |
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119 length = dis.readUnsignedByte(); |
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120 readCount++; // process sample length |
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121 // reading process name |
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122 processName = readProcessName(dis, length); |
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123 } else if (mode == 0xab) { // process id |
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124 // reading process id |
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125 long processId = readTUint(dis); |
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126 // create process and sample |
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127 process = new GraphicsMemoryProcess(Integer |
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128 .valueOf((int) processId), processName); |
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129 gpuSample = new GraphicsMemorySample(process, (int) sample); |
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130 |
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131 } else if (mode == 0xdb) { // total GPU data |
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132 // read the total GPU data |
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133 long total = readTUint(dis); |
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134 totalMemory = (int) total; |
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135 |
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136 } else if (mode == 0xdc) { // used GPU data |
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137 // read the used GPU data |
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138 long used = readTUint(dis); |
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139 usedMemory = (int) used; |
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140 |
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141 if (debug) |
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142 System.out |
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143 .println(MessageFormat |
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144 .format( |
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145 Messages |
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146 .getString("GraphicsMemoryTraceParser.readMemoryUsageDebug"), usedMemory, totalMemory, sample)); //$NON-NLS-1$ |
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147 GraphicsMemorySample memoryUsageSample = new GraphicsMemorySample( |
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148 usedMemory, totalMemory, (int) sample); |
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149 memTrace.addSample(memoryUsageSample); |
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150 processList.add(memoryUsageSample.process); |
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151 |
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152 length = dis.readUnsignedByte(); // read process sample |
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153 // length |
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154 readCount++; |
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155 |
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156 } else if (mode == 0xde) { // private data |
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157 // read the private data |
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158 long privateSize = readTUint(dis); |
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159 gpuSample.privateSize = (int) privateSize; |
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160 } else if (mode == 0xdf) { // shared data |
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161 // read the shared data |
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162 long sharedSize = readTUint(dis); |
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163 gpuSample.sharedSize = (int) sharedSize; |
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164 |
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165 if (debug) |
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166 System.out |
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167 .println(MessageFormat |
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168 .format( |
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169 Messages |
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170 .getString("GraphicsMemoryTraceParser.readProcessDebug"), gpuSample.process.processName, gpuSample.sampleSynchTime, Long.toHexString(gpuSample.process.processId), gpuSample.privateSize, gpuSample.sharedSize)); //$NON-NLS-1$ |
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171 |
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172 memTrace.addSample(gpuSample); |
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173 processList.add(gpuSample.process); |
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174 |
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175 length = dis.readUnsignedByte(); // read process sample |
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176 // length |
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177 readCount++; |
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178 } else { |
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179 throw new IOException( |
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180 Messages |
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181 .getString("GraphicsMemoryTraceParser.wrongMode") + mode); //$NON-NLS-1$ |
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182 } |
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183 } |
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184 } catch (EOFException e) { |
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185 memTrace.setProcesses(processList |
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186 .toArray(new GraphicsMemoryProcess[processList.size()])); |
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187 System.out.println(Messages |
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188 .getString("GraphicsMemoryTraceParser.finishedReading")); //$NON-NLS-1$ |
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189 } |
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190 } |
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191 |
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192 /* |
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193 * A method for calculating hash value for a string |
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194 */ |
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195 public static long sum(String arg) { |
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196 int total = 0; |
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197 for (int i = 0; i < arg.length(); i++) { |
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198 total += (long) arg.charAt(i); |
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199 } |
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200 return total; // returns the sum of the chars after cast |
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201 } |
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202 |
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203 private String readProcessName(DataInputStream dis, int length) |
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204 throws IOException { |
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205 if (length != 0) { |
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206 byte[] element = new byte[length]; |
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207 dis.read(element, 0, length); |
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208 readCount += length; |
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209 return new String(element); |
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210 } else |
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211 return null; |
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212 } |
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213 |
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214 private byte[] readElementWithLength(DataInputStream dis) throws IOException { |
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215 byte length = dis.readByte(); |
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216 readCount++; |
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217 if (length != 0) { |
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218 byte[] element = new byte[length]; |
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219 dis.read(element, 0, length); |
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220 readCount += length; |
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221 return element; |
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222 } else |
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223 return null; |
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224 } |
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225 |
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226 private long readTUint(DataInputStream dis) throws IOException { |
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227 long result = dis.readUnsignedByte(); |
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228 readCount++; |
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229 result += dis.readUnsignedByte() << 8; |
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230 readCount++; |
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231 result += dis.readUnsignedByte() << 16; |
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232 readCount++; |
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233 result += dis.readUnsignedByte() << 24; |
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234 readCount++; |
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235 return result; |
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236 } |
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237 |
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238 private void parseMemTrace(File file) throws IOException { |
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239 DataInputStream dis = new DataInputStream(new FileInputStream(file)); |
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240 byte[] traceArray = new byte[(int) file.length()]; |
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241 dis.readFully(traceArray); |
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242 |
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243 // test the graph mem trace version |
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244 String s = new String(traceArray, 1, traceArray[0]); |
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245 if (traceArray.length > 257) { |
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246 if (s.startsWith("Bappea_GPU_V1.00")) { //$NON-NLS-1$ |
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247 ByteArrayInputStream bais = new ByteArrayInputStream(traceArray); |
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248 dis = new DataInputStream(bais); |
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249 this.parseV100GPUFile(dis); |
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250 return; |
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251 } |
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252 } |
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253 String version = s.substring(8, 12); |
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254 String traceType = s.substring(13, s.length()); |
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255 System.out |
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256 .println(Messages |
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257 .getString("GraphicsMemoryTraceParser.foundVersion1") + version + Messages.getString("GraphicsMemoryTraceParser.foundVersion2") + traceType + Messages.getString("GraphicsMemoryTraceParser.foundVersion3")); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ |
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258 GeneralMessages |
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259 .showErrorMessage(Messages |
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260 .getString("GraphicsMemoryTraceParser.wrongTraceType1") + traceType + Messages.getString("GraphicsMemoryTraceParser.wrongTraceType2")); //$NON-NLS-1$ //$NON-NLS-2$ |
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261 throw new IOException( |
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262 Messages.getString("GraphicsMemoryTraceParser.wrongTraceType1") + traceType + Messages.getString("GraphicsMemoryTraceParser.wrongTraceType2")); //$NON-NLS-1$ //$NON-NLS-2$ |
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263 |
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264 } |
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265 |
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266 private GenericSampledTrace getTrace() { |
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267 return (GenericSampledTrace) memTrace; |
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268 } |
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269 |
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270 private int convertVersionStringToInt(String version) { |
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271 // Coverts version number from string to int |
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272 int i = 0; |
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273 int versionInt = 0; |
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274 String versionString = ""; //$NON-NLS-1$ |
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275 |
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276 // goes string thru and copies all digits into another string |
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277 while (i < version.length()) { |
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278 if (Character.isDigit(version.charAt(i))) { |
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279 versionString += version.charAt(i); |
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280 } |
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281 i++; |
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282 |
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283 } |
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284 // convert string to int |
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285 try { |
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286 versionInt = Integer.parseInt(versionString); |
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287 } catch (Exception e) { |
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288 e.printStackTrace(); |
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289 } |
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290 return versionInt; |
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291 } |
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292 } |