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1 #!/usr/bin/python | 1 #!/usr/bin/python |
2 # Copyright (c) 2011 The Chromium Authors. All rights reserved. | 2 # Copyright (c) 2011 The Chromium Authors. All rights reserved. |
3 # Use of this source code is governed by a BSD-style license that can be | 3 # Use of this source code is governed by a BSD-style license that can be |
4 # found in the LICENSE file. | 4 # found in the LICENSE file. |
5 | 5 |
6 """Prints the size of each given file and optionally computes the size of | 6 """Prints the size of each given file and optionally computes the size of |
7 libchrome.so without the dependencies added for building with android NDK. | 7 libchrome.so without the dependencies added for building with android NDK. |
8 Also breaks down the contents of the APK to determine the installed size | 8 Also breaks down the contents of the APK to determine the installed size |
9 and assign size contributions to different classes of file. | 9 and assign size contributions to different classes of file. |
10 """ | 10 """ |
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177 # extracted from the apk at install/runtime. | 177 # extracted from the apk at install/runtime. |
178 FileGroup = collections.namedtuple('FileGroup', | 178 FileGroup = collections.namedtuple('FileGroup', |
179 ['name', 'regex', 'extracted']) | 179 ['name', 'regex', 'extracted']) |
180 | 180 |
181 # File groups are checked in sequence, so more specific regexes should be | 181 # File groups are checked in sequence, so more specific regexes should be |
182 # earlier in the list. | 182 # earlier in the list. |
183 YES = lambda _: True | 183 YES = lambda _: True |
184 NO = lambda _: False | 184 NO = lambda _: False |
185 FILE_GROUPS = ( | 185 FILE_GROUPS = ( |
186 FileGroup('Native code', r'\.so$', lambda f: 'crazy' not in f), | 186 FileGroup('Native code', r'\.so$', lambda f: 'crazy' not in f), |
187 FileGroup('Java code', r'^classes.*\.dex$', YES), | 187 FileGroup('Java code', r'\.dex$', YES), |
188 FileGroup('Native resources (no l10n)', | 188 FileGroup('Native resources (no l10n)', r'\.pak$', NO), |
189 r'^assets/.*(resources|percent)\.pak$', NO), | |
190 # For locale paks, assume only english paks are extracted. | 189 # For locale paks, assume only english paks are extracted. |
191 # Handles locale paks as bother resources or assets (.lpak or .pak). | 190 FileGroup('Native resources (l10n)', r'\.lpak$', lambda f: 'en_' in f), |
192 FileGroup('Native resources (l10n)', | 191 FileGroup('ICU (i18n library) data', r'assets/icudtl\.dat$', NO), |
193 r'\.lpak$|^assets/.*(?!resources|percent)\.pak$', | 192 FileGroup('V8 Snapshots', r'\.bin$', NO), |
194 lambda f: 'en_' in f or 'en-' in f), | |
195 FileGroup('ICU (i18n library) data', r'^assets/icudtl\.dat$', NO), | |
196 FileGroup('V8 Snapshots', r'^assets/.*\.bin$', NO), | |
197 FileGroup('PNG drawables', r'\.png$', NO), | 193 FileGroup('PNG drawables', r'\.png$', NO), |
198 FileGroup('Non-compiled Android resources', r'^res/', NO), | 194 FileGroup('Non-compiled Android resources', r'^res/', NO), |
199 FileGroup('Compiled Android resources', r'\.arsc$', NO), | 195 FileGroup('Compiled Android resources', r'\.arsc$', NO), |
200 FileGroup('Package metadata', r'^(META-INF/|AndroidManifest\.xml$)', NO), | 196 FileGroup('Package metadata', r'^(META-INF/|AndroidManifest\.xml$)', NO), |
201 FileGroup('Unknown files', r'.', NO), | 197 FileGroup('Unknown files', r'.', NO), |
202 ) | 198 ) |
203 | 199 |
204 apk = zipfile.ZipFile(apk_filename, 'r') | 200 apk = zipfile.ZipFile(apk_filename, 'r') |
205 try: | 201 try: |
206 apk_contents = apk.infolist() | 202 apk_contents = apk.infolist() |
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218 for group in FILE_GROUPS: | 214 for group in FILE_GROUPS: |
219 if re.search(group.regex, member.filename): | 215 if re.search(group.regex, member.filename): |
220 found_files[group].append(member) | 216 found_files[group].append(member) |
221 break | 217 break |
222 else: | 218 else: |
223 raise KeyError('No group found for file "%s"' % member.filename) | 219 raise KeyError('No group found for file "%s"' % member.filename) |
224 | 220 |
225 total_install_size = total_apk_size | 221 total_install_size = total_apk_size |
226 | 222 |
227 for group in FILE_GROUPS: | 223 for group in FILE_GROUPS: |
228 uncompressed_size = 0 | 224 uncompressed_size = sum(member.file_size for member in found_files[group]) |
229 packed_size = 0 | 225 packed_size = sum(member.compress_size for member in found_files[group]) |
230 extracted_size = 0 | 226 install_size = packed_size |
231 for member in found_files[group]: | 227 install_bytes = sum(member.file_size for member in found_files[group] |
232 uncompressed_size += member.file_size | 228 if group.extracted(member.filename)) |
233 packed_size += member.compress_size | 229 install_size += install_bytes |
234 # Assume that if a file is not compressed, then it is not extracted. | 230 total_install_size += install_bytes |
235 is_compressed = member.compress_type != zipfile.ZIP_STORED | |
236 if is_compressed and group.extracted(member.filename): | |
237 extracted_size += member.file_size | |
238 install_size = packed_size + extracted_size | |
239 total_install_size += extracted_size | |
240 | 231 |
241 ReportPerfResult(chartjson, apk_basename + '_Breakdown', | 232 ReportPerfResult(chartjson, apk_basename + '_Breakdown', |
242 group.name + ' size', packed_size, 'bytes') | 233 group.name + ' size', packed_size, 'bytes') |
243 ReportPerfResult(chartjson, apk_basename + '_InstallBreakdown', | 234 ReportPerfResult(chartjson, apk_basename + '_InstallBreakdown', |
244 group.name + ' size', install_size, 'bytes') | 235 group.name + ' size', install_size, 'bytes') |
245 ReportPerfResult(chartjson, apk_basename + '_Uncompressed', | 236 ReportPerfResult(chartjson, apk_basename + '_Uncompressed', |
246 group.name + ' size', uncompressed_size, 'bytes') | 237 group.name + ' size', uncompressed_size, 'bytes') |
247 | 238 |
248 transfer_size = _CalculateCompressedSize(apk_filename) | 239 transfer_size = _CalculateCompressedSize(apk_filename) |
249 ReportPerfResult(chartjson, apk_basename + '_InstallSize', | 240 ReportPerfResult(chartjson, apk_basename + '_InstallSize', |
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509 | 500 |
510 if chartjson: | 501 if chartjson: |
511 results_path = os.path.join(options.output_dir, 'results-chart.json') | 502 results_path = os.path.join(options.output_dir, 'results-chart.json') |
512 logging.critical('Dumping json to %s', results_path) | 503 logging.critical('Dumping json to %s', results_path) |
513 with open(results_path, 'w') as json_file: | 504 with open(results_path, 'w') as json_file: |
514 json.dump(chartjson, json_file) | 505 json.dump(chartjson, json_file) |
515 | 506 |
516 | 507 |
517 if __name__ == '__main__': | 508 if __name__ == '__main__': |
518 sys.exit(main(sys.argv)) | 509 sys.exit(main(sys.argv)) |
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