-
Notifications
You must be signed in to change notification settings - Fork 13
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
1 parent
5ee4fb1
commit dba7fef
Showing
4 changed files
with
130 additions
and
126 deletions.
There are no files selected for viewing
This file was deleted.
Oops, something went wrong.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,126 @@ | ||
| import 'dart:io'; | ||
| import 'package:native_assets_cli/native_assets_cli.dart'; | ||
| import 'package:http/http.dart' as http; | ||
| import 'package:path/path.dart' as path; | ||
|
|
||
| import '../sdk_downloads.dart'; | ||
|
|
||
| late File logFile; | ||
|
|
||
| final logs = <(DateTime, String)>[]; | ||
| void log(String msg) { | ||
| logs.add((DateTime.now(), msg)); | ||
| if (!logFile.parent.existsSync()) { | ||
| logFile.parent.createSync(); | ||
| } | ||
|
|
||
| if (logFile.existsSync()) { | ||
| logFile.deleteSync(); | ||
| } | ||
| logFile.createSync(); | ||
| logFile.writeAsStringSync(logs | ||
| .map<String>((rec) => '[${rec.$1.toIso8601String()}] ${rec.$2}') | ||
| .toList() | ||
| .join('\n\n')); | ||
| } | ||
|
|
||
| Future<void> main(List<String> args) async { | ||
| await build(args, (buildConfig, buildOutput) async { | ||
| logFile = File( | ||
| path.joinAll([ | ||
| Directory.current.path, // root dir of app using `mediapipe-task-xyz` | ||
| 'build/${buildConfig.dryRun ? "dryrun" : "live-run"}-build-log.txt', | ||
| ]), | ||
| ); | ||
|
|
||
| log(args.join(' ')); | ||
| final String targetOs = buildConfig.targetOS.toString(); | ||
|
|
||
| log('dir.current: ${Directory.current.absolute.path}'); | ||
|
|
||
| // Throw if target runtime is unsupported. | ||
| if (!sdkDownloadUrls.containsKey(targetOs)) { | ||
| throw Exception('Unsupported target OS: $targetOs. ' | ||
| 'Supported values are: ${sdkDownloadUrls.keys.toSet()}'); | ||
| } | ||
|
|
||
| buildOutput.addDependencies([ | ||
| buildConfig.packageRoot.resolve('build.dart'), | ||
| buildConfig.packageRoot.resolve('sdk_downloads.dart'), | ||
| ]); | ||
|
|
||
| final modelName = 'libllm_inference_engine'; | ||
| final Iterable<String> archKeys; | ||
| if (buildConfig.dryRun) { | ||
| archKeys = sdkDownloadUrls[targetOs]![modelName]!.keys; | ||
| } else { | ||
| archKeys = [buildConfig.targetArchitecture.toString()]; | ||
| } | ||
| for (String arch in archKeys) { | ||
| arch = getArchAlias(arch); | ||
| log('arch: $arch'); | ||
| log('sdkDownloadUrls[$targetOs]: ${sdkDownloadUrls[targetOs]}'); | ||
| log('sdkDownloadUrls[$targetOs][$modelName]: ${sdkDownloadUrls[targetOs]![modelName]}'); | ||
| log('sdkDownloadUrls[$targetOs][$modelName][$arch]: ${sdkDownloadUrls[targetOs]![modelName]![arch]}'); | ||
|
|
||
| if (!sdkDownloadUrls[targetOs]!['libllm_inference_engine']! | ||
| .containsKey(arch)) { | ||
| continue; | ||
| } | ||
| final assetUrl = | ||
| sdkDownloadUrls[targetOs]!['libllm_inference_engine']![arch]!; | ||
|
|
||
| // Take last chunk and drop file extension, e.g., | ||
| // "path/to/file.dylib" -> "file" | ||
| final fileName = assetUrl.split('/').last.split('.').first; | ||
|
|
||
| final downloadFileLocation = buildConfig.outputDirectory.resolve( | ||
| buildConfig.targetOS.dylibFileName(fileName), | ||
| ); | ||
| buildOutput.addAsset( | ||
| NativeCodeAsset( | ||
| package: 'mediapipe_genai', | ||
| name: | ||
| 'src/io/third_party/mediapipe/generated/mediapipe_genai_bindings.dart', | ||
| linkMode: DynamicLoadingBundled(), | ||
| os: buildConfig.targetOS, | ||
| architecture: buildConfig.targetArchitecture, | ||
| file: downloadFileLocation, | ||
| ), | ||
| ); | ||
| if (!buildConfig.dryRun) { | ||
| log('downloadFileLocation: $downloadFileLocation'); | ||
| downloadAsset(assetUrl, downloadFileLocation); | ||
| } | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| Future<void> downloadAsset(String assetUrl, Uri destinationFile) async { | ||
| final downloadUri = Uri.parse(assetUrl); | ||
| final downloadedFile = File(destinationFile.toFilePath()); | ||
| log('Saving file to ${downloadedFile.absolute.path}'); | ||
|
|
||
| final downloadResponse = await http.get(downloadUri); | ||
| log('Download response: ${downloadResponse.statusCode}'); | ||
|
|
||
| if (downloadResponse.statusCode == 200) { | ||
| if (downloadedFile.existsSync()) { | ||
| downloadedFile.deleteSync(); | ||
| } | ||
| downloadedFile.createSync(); | ||
| log('Saved file to ${downloadedFile.absolute.path}\n'); | ||
| downloadedFile.writeAsBytes(downloadResponse.bodyBytes); | ||
| } else { | ||
| log('${downloadResponse.statusCode} :: ${downloadResponse.body}'); | ||
| throw Exception( | ||
| '${downloadResponse.statusCode} :: ${downloadResponse.body}'); | ||
| } | ||
| } | ||
|
|
||
| /// Translates native-assets architecture names into MediaPipe architecture names | ||
| String getArchAlias(String arch) => | ||
| <String, String>{ | ||
| 'arm': 'arm64', | ||
| }[arch] ?? | ||
| arch; |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters