Created
October 8, 2019 19:22
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Memory Strategy optimization
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LoadOptions options = new LoadOptions(); | |
options.setBufferSizeHint(50); | |
// Setting a memory limit of 50 megabytes for target loaded image | |
try (Image image = Image.load("inputFile.jpg", options)) | |
{ | |
JpegOptions jpegOptions = new JpegOptions(); | |
jpegOptions.setCompressionType(JpegCompressionMode.Baseline); | |
jpegOptions.setQuality(100); | |
image.save("outputFile_Baseline.jpg", jpegOptions); | |
jpegOptions = new JpegOptions(); | |
jpegOptions.setCompressionType(JpegCompressionMode.Progressive); | |
image.save("outputFile_Progressive.jpg", jpegOptions); | |
jpegOptions = new JpegOptions(); | |
jpegOptions.setCompressionType(JpegCompressionMode.Lossless); | |
jpegOptions.setColorType(JpegCompressionColorMode.YCbCr); | |
jpegOptions.setBitsPerChannel((byte)4); | |
image.save("outputFile_Lossless.jpg", jpegOptions); | |
jpegOptions = new JpegOptions(); | |
jpegOptions.setCompressionType(JpegCompressionMode.JpegLs); | |
jpegOptions.setColorType(JpegCompressionColorMode.YCbCr); | |
jpegOptions.setJpegLsInterleaveMode(JpegLsInterleaveMode.None); | |
jpegOptions.setJpegLsAllowedLossyError(3); | |
jpegOptions.setJpegLsPreset(null); | |
image.save("outputFile_JpegLs.jpg", jpegOptions); | |
} | |
// Setting a memory limit of 50 megabytes for target created image | |
try (JpegOptions createOptions = new JpegOptions()) | |
{ | |
createOptions.setCompressionType(JpegCompressionMode.Progressive); | |
createOptions.setBufferSizeHint(50); | |
createOptions.setSource(new FileCreateSource("createdFile.jpg", false)); | |
try (Image image = Image.create(createOptions, 1000, 1000)) | |
{ | |
image.save(); // save to same location | |
} | |
} |
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