Questions tagged “compression”

Ask the Unique Photo creator community — gear, technique, post-processing and more.

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109

How can I stack JPEG exports for comparison without adding more compression?

compressiontiffpngimage-editingjpeg

jakedn

1y ago

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114

Why does JPEG-compressed text still look readable on screen?

compressiontext-documentsjpegdigitizationimage-quality

The _traveler

2y ago

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132

Do higher-megapixel cameras show fewer JPEG compression artifacts?

compressionprintingjpegmegapixelsimage-quality

Photography Stack Exchange contributor

2y ago

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112

Can backup compression take advantage of similarities between photos?

compressionstoragebackupjpegraw

Photography Stack Exchange contributor

2y ago

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295

Why is an image file often smaller than pixels × bit depth suggests?

compressionpngimage-formatsjpegfile-size

Photography Stack Exchange contributor

4y ago

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177

Why can two JPEGs with the same dimensions look identical but have very different file sizes?

compressionmetadatajpegfile-sizeimage-quality

Photography Stack Exchange contributor

5y ago

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202

Can a baseline JPEG be converted to a progressive JPEG without quality loss?

compressionimage-formatjpegprogressive-jpeg

Photography Stack Exchange contributor

5y ago

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176

Why do black rectangular blocks appear in my photo?

compressionsony-a6000jpegartifactsimage-quality

Photography Stack Exchange contributor

6y ago

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142

Why do JPEGs exported from GIMP become much larger than the originals?

compressionimage-editinggimpjpegfile-size

Photography Stack Exchange contributor

6y ago

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310

Why do JPEGs show blocky edges and colored speckles when zoomed in, while PNGs do not?

compressionpngjpegartifactsimage-quality

user92812

6y ago

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145

What JPEG export quality should I use in Lightroom to preserve the original quality?

compressionlightroomexportjpegimage-quality

Photography Stack Exchange contributor

6y ago

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129

Best lossy archival format for 16-bit TIFF edits

compressiontiffheifwebpfile-formats

Photography Stack Exchange contributor

6y ago

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129

Will saving a JPEG with 4:2:0 chroma subsampling again cause extra quality loss?

compressionpost-processingjpegchroma-subsamplingimage-quality

Photography Stack Exchange contributor

6y ago

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94

Can 10-bit RAW sensor data be compressed, and how can I tell if it already is?

compressiontiffsensorimage-formatraw

Photography Stack Exchange contributor

7y ago

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335

How can I tell whether a TIFF file uses lossy or lossless compression?

compressiontiffsoftwarefile-formatsimage-quality

Photography Stack Exchange contributor

7y ago

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97

Can uncompressed Fujifilm RAF files be converted to the newer compressed RAF format?

compressionfujifilmraffile-formatraw

Photography Stack Exchange contributor

7y ago

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258

Are RAW files from the same camera always the same size?

compressionworkflowimage-processingrawfile-size

Photography Stack Exchange contributor

7y ago

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621

How can I demonstrate JPEG quality loss from repeated saving or different compression settings?

compressionfile-formatsjpegeditingimage-quality

Photography Stack Exchange contributor

7y ago

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96

How can I tell if a JPEG is unnecessarily large for web use?

compressionweb-imagesjpegimage-optimizationfile-size

Photography Stack Exchange contributor

7y ago

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195

Can the JPEG “quality” shown by ImageMagick be removed?

compressionmetadataexifimagemagickjpeg

Photography Stack Exchange contributor

8y ago

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