如何解决Google文字识别错误Android Studio
我正在开发一个应用程序,其中正在实现Google文本识别。 这是我关注的链接: https://developers.google.com/ml-kit/vision/text-recognition/android
我已经完成了此处描述的所有操作,但仍然出现错误。
这是我的gradle文件中的内容:
<uses-permission android:name="android.permission.INTERNET"/>
<meta-data
android:name="com.google.android.gms.version"
android:value="@integer/google_play_services_version"/>
<meta-data
android:name="com.google.mlkit.vision.DEPENDENCIES"
android:value="ocr" />
清单文件中也有这些行:
InputImage inputImage = InputImage.fromBitmap(bitmap,0);
TextRecognition.getClient().process(inputImage).addOnSuccessListener(new OnSuccessListener<Text>() {
@Override
public void onSuccess(Text text) {
string = text.getText();
success = true;
}
}).addOnFailureListener(new OnFailureListener() {
@Override
public void onFailure(@NonNull Exception e) {
e.printStackTrace();
success = false;
}
});
我正在单击按钮 OCR ,然后调用下面的代码行:
W/DynamiteModule: Local module descriptor class for com.google.android.gms.vision.dynamite.ocr not found.
E/LibraryVersion: Failed to get app version for libraryName: text-recognition
I/DynamiteModule: Considering local module com.google.android.gms.vision.dynamite.ocr:0 and remote module com.google.android.gms.vision.dynamite.ocr:0
D/TextNativeHandle: Cannot load feature,fall back to load dynamite module.
W/scanner.camsca: Unsupported class loader
W/scanner.camsca: Skipping duplicate class check due to unsupported classloader
I/DynamiteModule: Considering local module com.google.android.gms.vision.ocr:0 and remote module com.google.android.gms.vision.ocr:1
Selected remote version of com.google.android.gms.vision.ocr,version >= 1
V/DynamiteModule: Dynamite loader version >= 2,using loadModule2NoCrashUtils
I/DynamiteLoaderV2: [71] VisionOcr.optional
W/scanner.camsca: Unsupported class loader
I/native: start_ocr_856638336_langid.cc:33 StartOcr with label: latin_script_gmvapi_android
jni_helper.cc:115 Loading model config /data/user/0/com.scanner.camscan/cache/vision/ocr/data/models/semanticlift_rpn_lstm_engine_tfmini.bincfg
I/native: region_proposal_text_detector.cc:1976 Compute manager Max in flight region detector: 1
common_util.h:39 Removing Thread Pool: ocr_region
tensor_detector_client.cc:1643 Compute manager Max in flight detector: 1
I/native: common_util.h:35 Resizing Thread Pool: ocr_det to 4
I/native: tfmini_model_interface.cc:124 Loaded weights from /data/user/0/com.scanner.camscan/cache/vision/ocr/data/models/tfmini_rpn_detector_space_to_depth_gray_quantized_v2_model.data
timer.cc:71 PhotoOcrEngine::Init (detector): 3.72583 ms (elapsed)
assist_recognizer.cc:94 Initializing nugget matcher with /data/user/0/com.scanner.camscan/cache/vision/ocr/data/models/nugget_stats_1.0.dat
I/native: timer.cc:71 PhotoOcrEngine::Init (assist recognizer): 0.262136 ms (elapsed)
I/native: timer.cc:71 LanguageIdMutator: 4.42141 ms (elapsed)
timer.cc:71 BeamSearch::Init (mutator): 4.58203 ms (elapsed)
I/native: common_util.h:35 Resizing Thread Pool: ocr_segm to 4
I/native: tfmini_model_interface.cc:102 Loaded fp16 weights from /data/user/0/com.scanner.camscan/cache/vision/ocr/data/models/tfmini_latin_conv_model.data_fp16
I/native: tfmini_model_interface.cc:102 Loaded fp16 weights from /data/user/0/com.scanner.camscan/cache/vision/ocr/data/models/tfmini_latin_lstm_model.data_fp16
timer.cc:71 PhotoOcrEngine::Init (recognizer): 8.83693 ms (elapsed)
timer.cc:71 Init: 13.0749 ms (elapsed)
I/native: start_ocr_856638336_langid.cc:42 StartOcr success
我单击 OCR 按钮后立即引发错误。 以下是堆栈跟踪:
{{1}}
如何纠正此错误。 谢谢
解决方法
我以前也遇到过类似的问题。
这些不是实际错误。它们只是警告和消息。您可以忽略它们。 我猜是,您在onSuccess的布尔变量 成功 中为true,在onFailure为false,并根据其值执行进一步的操作。
只需在string = text.getText();之后直接从onSuccess调用其他方法即可
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