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Merge pull request #476 from loikki/master

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Add possibility to choose the error correction level for the encoding
This commit is contained in:
Sean Owen 2015-10-13 15:44:25 +01:00
parent a6707cb440 be5735cca3
commit 2e5e2ea898
2 changed files with 19 additions and 6 deletions
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17
javase/src/main/java/com/google/zxing/client/j2se/CommandLineEncoder.java
View file

@ -16,12 +16,16 @@
package com.google.zxing.client.j2se;
import com.beust.jcommander.JCommander;
import com.google.zxing.EncodeHintType;
import com.google.zxing.MultiFormatWriter;
import com.google.zxing.common.BitMatrix;
import com.beust.jcommander.JCommander;
import java.nio.file.Paths;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
/**
* Command line utility for encoding barcodes.
@ -46,10 +50,15 @@ public final class CommandLineEncoder {
if (EncoderConfig.DEFAULT_OUTPUT_FILE_BASE.equals(outFileString)) {
outFileString += '.' + config.imageFormat.toLowerCase(Locale.ENGLISH);
}
Map<EncodeHintType, Object> hints = new HashMap<>();
if (config.errorCorrectionLevel != null) {
hints.put(EncodeHintType.ERROR_CORRECTION, config.errorCorrectionLevel);
}
BitMatrix matrix = new MultiFormatWriter().encode(
config.contents.get(0), config.barcodeFormat, config.width, config.height);
MatrixToImageWriter.writeToPath(matrix, config.imageFormat, Paths.get(outFileString));
config.contents.get(0), config.barcodeFormat, config.width,
config.height, hints);
MatrixToImageWriter.writeToPath(matrix, config.imageFormat,
Paths.get(outFileString));
}
}

8
javase/src/main/java/com/google/zxing/client/j2se/EncoderConfig.java
View file

@ -31,11 +31,11 @@ final class EncoderConfig {
BarcodeFormat barcodeFormat = BarcodeFormat.QR_CODE;
@Parameter(names = "--image_format",
description = "image output format, such as PNG, JPG, GIF")
description = "Image output format, such as PNG, JPG, GIF")
String imageFormat = "PNG";
@Parameter(names = "--output",
description = " File to write to. Defaults to out.png")
description = "File to write to. Defaults to out.png")
String outputFileBase = DEFAULT_OUTPUT_FILE_BASE;
@Parameter(names = "--width",
@ -48,6 +48,10 @@ final class EncoderConfig {
validateWith = PositiveInteger.class)
int height = 300;
@Parameter(names = "--error_correction_level",
description = "Error correction level for the encoding")
String errorCorrectionLevel = null;
@Parameter(names = "--help",
description = "Prints this help message",
help = true)