{"record":{"id":"6b6e74322cac480d","repo":"Intervention/image","slug":"failed-to-encode-tiff-format","errorCode":null,"errorMessage":"Failed to encode tiff format","messagePattern":"Failed to encode tiff format","errorType":"exception","errorClass":"EncoderException","httpStatus":null,"severity":"error","filePath":"src/Drivers/Imagick/Encoders/TiffEncoder.php","lineNumber":54,"sourceCode":"        if ($this->strip || (is_null($this->strip) && $this->driver()->config()->strip)) {\n            $image->modify(new StripMetaModifier());\n        }\n\n        try {\n            $imagick = clone $image->core()->native();\n            $imagick->setFormat($format);\n            $imagick->setImageFormat($format);\n            $imagick->setCompression($imagick->getImageCompression());\n            $imagick->setImageCompression($imagick->getImageCompression());\n            $imagick->setCompressionQuality($this->quality);\n            $imagick->setImageCompressionQuality($this->quality);\n\n            $result = new EncodedImage($imagick->getImagesBlob(), 'image/tiff');\n            $imagick->clear();\n\n            return $result;\n        } catch (ImagickException $e) {\n            throw new EncoderException('Failed to encode tiff format', previous: $e);\n        }\n    }\n}\n","sourceCodeStart":36,"sourceCodeEnd":58,"githubUrl":"https://github.com/Intervention/image/blob/5598b9e39751c34afc5cdee84abef77f92c26f68/src/Drivers/Imagick/Encoders/TiffEncoder.php#L36-L58","documentation":"The Imagick driver's TiffEncoder clones the native Imagick object, sets format 'TIFF' and then re-applies the compression read from the source image (setCompression(getImageCompression()) at src/Drivers/Imagick/Encoders/TiffEncoder.php:44-45), plus quality, before getImagesBlob(). Any ImagickException is rethrown as EncoderException ('Failed to encode tiff format') with the original as previous. Two typical roots: a TIFF write coder missing from a stripped build, or a compression carried over from the source that this ImageMagick cannot write into TIFF.","triggerScenarios":"Calling toTiff() on the Imagick driver when the TIFF coder is absent (php -r \"var_dump((new Imagick())->queryFormats('TIFF'));\" empty), or when the source image's compression (read at TiffEncoder.php:44) is one this build cannot write to TIFF, causing getImagesBlob() to fail.","commonSituations":"Print/imaging pipelines converting exotic-format sources (JBIG/proprietary compressions) to TIFF; minimal container builds without libtiff; mixed environments where decoding worked on one host and the encode job runs on another with fewer coders.","solutions":["Read $e->getPrevious()->getMessage() - it names either the missing coder or the unsupported compression.","Check Imagick::queryFormats('TIFF') on the failing host.","Install libtiff-backed ImageMagick (standard distro package) and rebuild the imagick extension if the coder is missing.","For compression conflicts, strip the source compression first: re-encode via toPng() then convert, or normalize the image (e.g. $image->toTiff() after a toPng()->toTiff() round trip) so no exotic codec carries over."],"exampleFix":"// before\n$tiff = $manager->read('scan-jbig.tif')->toTiff(); // carries JBIG compression into the writer\n\n// after - normalize through an uncompressed intermediate\n$png = $manager->read('scan-jbig.tif')->toPng();\n$tiff = $manager->read($png->toPsrStream())->toTiff();","handlingStrategy":"try-catch","validationCode":"if (!in_array('TIFF', Imagick::queryFormats('TIFF'), true)) {\n    throw new RuntimeException('TIFF encoding unavailable on this ImageMagick build');\n}","typeGuard":null,"tryCatchPattern":"try {\n    $encoded = $image->toTiff();\n} catch (EncoderException $e) {\n    $reason = $e->getPrevious()?->getMessage() ?? $e->getMessage();\n    // source compression may be unwritable for TIFF - normalize first\n    $encoded = $manager->read($image->toPng()->toPsrStream())->toTiff();\n}","preventionTips":["Normalize exotic source formats through a PNG step before TIFF output to shed unsupported compressions.","Verify TIFF coder presence with queryFormats on every host in the pipeline, not just the ingest node.","Log getPrevious() to distinguish a missing coder from a compression the writer rejects."],"tags":["tiff","imagick","encode","delegate","compression"],"backgroundTag":"imagick-no-encode-delegate","analyzedSha":"5598b9e39751c34afc5cdee84abef77f92c26f68","analyzedAt":"2026-08-23T02:17:31.068Z","schemaVersion":2},"datasetVersion":"2026-08-23T08:06:27.607Z"}