CHANGELOG.md

Changelog

[Unreleased]

Add

• Add status_codes_total counter to Prometheus metrics.
• Add client-side decryprion support for S3 integration.
• Add HEIC saving support.
• (pro) Add the IMGPROXY_VIDEO_THUMBNAIL_KEYFRAMES config and the video_thumbnail_keyframes processing option.
• (pro) Add the video_thumbnail_tile processing option.
• (pro) Add the duration field to the video streams information in the /info endpoint response.

Fix

• (pro) Fix detection of some videos.
• (pro) Fix headers and cookies passthrough when the source is a video.
• (pro) Fix wrong behavior of the background_alpha option when the best format is used.
• (docker) Fix saving EXIF strings containing invalid UTF-8 characters.
• (docker) Fix possible segfaults while processing HEIC/AVIF images.
• (docker) Fix rendering GIFs embedded in SVGs.

[3.20.0] - 2023-10-09

Add

• (pro) Add info options support to the /info endpoint.
• (pro) Add video streams info to the /info endpoint response.
• (docker) Add support for TIFFs with 16-bit float samples.
• (docker) Add support for TIFFs with the old-style JPEG compression.

Change

• Limit vector image sizes to IMGPROXY_MAX_SRC_RESOLUTION.
• (pro) Respect image orientation when extracting image dimensions for the /info endpoint response.
• (pro) Respect IMGPROXY_WORKERS and IMGPROXY_REQUESTS_QUEUE_SIZE configs in the /info endpoint.
• (pro) Collect detailed metrics for the /info endpoint.
• (docker) Invalid UTF-8 strings in image metadata are fixed instead of being ignored.

Fix

• Fix parsing of HEIF files with large boxes.
• Fix wrong colors when the source image has a linear colorspace.
• Fix wrong colors or opacity when the source image is a TIFF with a float sample format.

[3.19.0] - 2023-08-21

Add

• Add IMGPROXY_WORKERS alias for the IMGPROXY_CONCURRENCY config.
• Add multi-region mode to S3 integration.
• Add the ability to load environment variables from a file or a cloud secret.
• (pro) Add pages processing option.

Change

• Don't report The image request is cancelled errors.
• Create and destroy a tiny image during health check to check that vips is operational.
• (pro) Change the /info endpoint behavior to return only the first EXIF/XMP/IPTC block data of JPEG if the image contains multiple metadata blocks of the same type.

Fix

• Fix reporting image loading errors.
• Fix the Cache-Control and Expires headers behavior when both IMGPROXY_CACHE_CONTROL_PASSTHROUGH and IMGPROXY_FALLBACK_IMAGE_TTL configs are set.
• (pro) Fix the IMGPROXY_FALLBACK_IMAGE_TTL config behavior when the fallback_image_url processing option is used.

[3.18.2] - 2023-07-13

Fix

• Fix saving to JPEG when using linear colorspace.
• Fix the Cache-Control and Expires headers passthrough when SVG is sanitized or fixed.
• (pro) Fix complexity calculation for still images.
• (docker) Fix crashes during some resizing cases.

[3.18.1] - 2023-06-29

Change

• Change maximum and default values of IMGPROXY_AVIF_SPEED to 9.
• (pro) Fix detection of some videos.
• (pro) Better calculation of the image complexity during choosing the best format.
• (docker) Fix freezes and crashes introduced in v3.18.0 by liborc.

[3.18.0] - 2023-05-31

Add

• Add IMGPROXY_URL_REPLACEMENTS config.
• (pro) Add IMGPROXY_STRIP_METADATA_DPI config.
• (pro) Add dpi processing option.
• (pro) Add WebP EXIF and XMP to the /info response.
• (pro) Add Photoshop resolution data to the /info response.

Change

• Preserve GIF's bit-per-sample.
• Respond with 422 on error during image loading.

Fix

• (pro) Fix applying the resizing_algorithm processing option when resizing images with an alpha channel.

[3.17.0] - 2023-05-10

Add

• Add process_resident_memory_bytes, process_virtual_memory_bytes, go_memstats_sys_bytes, go_memstats_heap_idle_bytes, go_memstats_heap_inuse_bytes, go_goroutines, go_threads, buffer_default_size_bytes, buffer_max_size_bytes, and buffer_size_bytes metrics to OpenTelemetry.
• Add support for the Last-Modified response header and the If-Modified-Since request header (controlled by the IMGPROXY_USE_LAST_MODIFIED config).
• Add IMGPROXY_S3_ASSUME_ROLE_ARN config.
• Add IMGPROXY_MALLOC Docker-only config.

Change

• Optimized memory buffers pooling for better performance and memory reusage.
• Optimized watermarks application.

Fix

• Fix crushes when watermark_text has an invalid value.

[3.16.1] - 2023-04-26

Fix

• Fix crashes in cases where the max_bytes processing option was used and image saving failed.
• Fix error when using the extend or extend_aspect_ratio processing option while setting zero width or height.
• Fix color loss when applying a watermark with a palette on an image without a palette.
• (pro) Fix crashes when using IMGPROXY_SMART_CROP_FACE_DETECTION with large IMGPROXY_CONCURRENCY.
• (pro) Fix watermark scaling when neither watermark scale nor watermark size is specified.

[3.16.0] - 2023-04-18

Add

• Add support for Sec-CH-DPR and Sec-CH-Width client hints.
• Add support for Base64-encoded filename processing option values.
• Add IMGPROXY_REQUEST_HEADERS_PASSTHROUGH and IMGPROXY_RESPONSE_HEADERS_PASSTHROUGH configs.

Change

• Improved object-oriented crop.

Fix

• Fix detection of dead HTTP/2 connections.
• Fix the way the dpr processing option affects offsets and paddings.

Remove

• Remove suport for Viewport-Width client hint.
• Don't set Content-DPR header (deprecated in the specification).

[3.15.0] - 2023-04-10

Add

• Add the IMGPROXY_ALLOW_LOOPBACK_SOURCE_ADDRESSES, IMGPROXY_ALLOW_LINK_LOCAL_SOURCE_ADDRESSES, and IMGPROXY_ALLOW_PRIVATE_SOURCE_ADDRESSES configs.

Change

• Connecting to loopback, link-local multicast, and link-local unicast IP addresses when requesting source images is prohibited by default.
• Tuned source image downloading flow.
• Disable extension checking if the raw processing option is used.

Fix

• (pro) Fix face detection during advanced smart crop in some cases.

[3.14.0] - 2023-03-07

Add

• Add extend_aspect_ratio processing option.
• Add the IMGPROXY_ALLOW_SECURITY_OPTIONS config + max_src_resolution, max_src_file_size, max_animation_frames, and max_animation_frame_resolution processing options.
• (pro) Add advanced smart crop.

Change

• Make the expires processing option set Expires and Cache-Control headers.
• Sanitize use tags in SVGs.

Fix

• Fix handling some ICC profiles.

[3.13.2] - 2023-02-15

Change

• Remove color-related EXIF data when stripping ICC profile.
• (pro) Optimize saving to MP4.

Fix

• (pro) Fix saving with autoquality in some cases.
• (pro) Fix saving large images to MP4.

[3.13.1] - 2023-01-16

Fix

• Fix applying watermarks with replication.

[3.13.0] - 2023-01-11

Change

• Add support for Managed Identity or Service Principal credentials to Azure Blob Storage integration.
• Optimize memory usage in some scenarios.
• Better SVG sanitization.
• (pro) Allow usage of floating-point numbers in the IMGPROXY_VIDEO_THUMBNAIL_SECOND config and the video_thumbnail_second processing option.

Fix

• Fix crashes in some cases when using OpenTelemetry in Amazon ECS.
• (pro) Fix saving of GIF with too small frame delay to MP4

[3.12.0] - 2022-12-11

Add

• Add IMGPROXY_MAX_ANIMATION_FRAME_RESOLUTION config.
• Add Amazon CloudWatch support.
• (pro) Add best resultig image format.
• (pro) Add IMGPROXY_WEBP_COMPRESSION config and webp_options processing option.

Change

• Change IMGPROXY_FORMAT_QUALITY default value to avif=65.
• Change IMGPROXY_AVIF_SPEED default value to 8.
• Change IMGPROXY_PREFERRED_FORMATS default value to jpeg,png,gif.
• Set Cache-Control: no-cache header to the health check responses.
• Allow replacing line breaks with \n in IMGPROXY_OPEN_TELEMETRY_SERVER_CERT, IMGPROXY_OPEN_TELEMETRY_CLIENT_CERT, andIMGPROXY_OPEN_TELEMETRY_CLIENT_KEY.

Fix

• Fix 3GP video format detection.

[3.11.0] - 2022-11-17

Add

• Add IMGPROXY_OPEN_TELEMETRY_GRPC_INSECURE config.
• Add IMGPROXY_OPEN_TELEMETRY_TRACE_ID_GENERATOR config.
• (pro) Add XMP data to the /info response.

Change

• Better XMP data stripping.
• Use parent-based OpenTelemetry sampler by default.
• Use fixed TraceIdRatioBased sampler with OpenTelemetry.

[3.10.0] - 2022-11-04

Add

• Add IMGPROXY_CLIENT_KEEP_ALIVE_TIMEOUT config.
• (pro) Add disable_animation processing option.
• (pro) Add gradient processing option.

Fix

• Fix false-positive SVG detections.
• Fix possible infinite loop during SVG sanitization.
• (pro) Fix saving of GIF with variable frame delay to MP4.
• (pro) Fix the size of video thumbnails if the video has a defined sample aspect ratio.

[3.9.0] - 2022-10-19

Add

• Add IMGPROXY_SVG_FIX_UNSUPPORTED config.

Fix

• Fix HTTP response status when OpenTelemetry support is enabled.
• (docker) Fix saving of paletted PNGs with low bit-depth.

[3.8.0] - 2022-10-06

Add

• Add raw processing option.
• Add OpenTelemetry support.
• (pro) Add encrypted source URL support.
• (pro) Add watermark_shadow processing option.

Changed

• Try to fix some invalid source URL cases that happen because of URL normalization.

[3.7.2] - 2022-08-22

Changed

• (docker) Faster images quantization.
• (docker) Faster loading of GIF.

[3.7.1] - 2022-08-01

Fix

• Fix memory bloat in some cases.
• Fix format_quality usage in presets.

[3.7.0] - 2022-07-27

Add

• Add support of 16-bit BMP.
• Add IMGPROXY_NEW_RELIC_LABELS config.
• Add support of JPEG files with differential Huffman coding or arithmetic coding.
• Add IMGPROXY_PREFERRED_FORMATS config.
• Add IMGPROXY_REQUESTS_QUEUE_SIZE config.
• Add requests_in_progress and images_in_progress metrics.
• Add queue segment/span to request traces.
• Add sending additional metrics to Datadog and IMGPROXY_DATADOG_ENABLE_ADDITIONAL_METRICS config.
• Add sending additional metrics to New Relic.

Change

• Change IMGPROXY_MAX_CLIENTS default value to 2048.
• Allow unlimited connections when IMGPROXY_MAX_CLIENTS is set to 0.
• Change IMGPROXY_TTL default value to 31536000 (1 year).
• Better errors tracking with metrics services.
• (docker) Faster and better saving of GIF.
• (docker) Faster saving of AVIF.
• (docker) Faster loading and saving of PNG.

Fix

• Fix trimming of CMYK images.
• Respond with 404 when the source image can not be found in OpenStack Object Storage.
• Respond with 404 when file wasn't found in the GCS storage.

[3.6.0] - 2022-06-13

Add

• Add IMGPROXY_RETURN_ATTACHMENT config and return_attachment processing option.
• Add SVG sanitization and IMGPROXY_SANITIZE_SVG config.

Change

• Better animation detection.

Fix

• Respond with 404 when file wasn't found in the local storage.

[3.5.1] - 2022-05-20

Change

• Fallback from AVIF to JPEG/PNG if one of the result dimensions is smaller than 16px.

Fix

• (pro) Fix some PDF pages background.
• (docker) Fix loading some HEIF images.

[3.5.0] - 2022-04-25

Add

• Add support of RLE-encoded BMP.
• Add IMGPROXY_ENFORCE_THUMBNAIL config and enforce_thumbnail processing option.
• Add X-Result-Width and X-Result-Height to debug headers.
• Add IMGPROXY_KEEP_COPYRIGHT config and keep_copyright processing option.

Change

• Use thumbnail embedded to HEIC/AVIF if its size is larger than or equal to the requested.

[3.4.0] - 2022-04-07

Add

• Add IMGPROXY_FALLBACK_IMAGE_TTL config.
• (pro) Add watermark_size processing option.
• Add OpenStack Object Storage ("Swift") support.
• Add IMGPROXY_GCS_ENDPOINT config.

Change

• (pro) Don't check Content-Length header of videos.

Fix

• (pro) Fix custom watermarks on animated images.

[3.3.3] - 2022-03-21

Fix

• Fix s3 scheme status codes.
• (pro) Fix saving animations to MP4.

[3.3.2] - 2022-03-17

Fix

• Write logs to STDOUT instead of STDERR.
• (pro) Fix crashes when some options are used in presets.

[3.3.1] - 2022-03-14

Fix

• Fix transparrency in loaded ICO.
• (pro) Fix video thumbnails orientation.

[3.3.0] - 2022-02-21

Added

• Add the IMGPROXY_MAX_REDIRECTS config.
• (pro) Add the IMGPROXY_SERVER_NAME config.
• (pro) Add the IMGPROXY_HEALTH_CHECK_MESSAGE config.
• Add the IMGPROXY_HEALTH_CHECK_PATH config.

[3.2.2] - 2022-02-08

Fix

• Fix the IMGPROXY_AVIF_SPEED config.

[3.2.1] - 2022-01-19

Fix

• Fix support of BMP with unusual data offsets.

[3.2.0] - 2022-01-18

Added

• (pro) Add video_meta to the /info response.
• Add zoom processing option.
• Add 1/2/4-bit BMP support.

Change

• Optimized crop.

Fix

• Fix Datadog support.
• Fix force resizing + rotation.
• (pro) Fix obj gravity.

[3.1.3] - 2021-12-17

Fix

• Fix ETag checking when S3 is used.

[3.1.2] - 2021-12-15

Fix

• (pro) Fix object detection.

[3.1.1] - 2021-12-10

Fix

• Fix crashes in some scenarios.

[3.1.0] - 2021-12-08

Added

• Add IMGPROXY_ETAG_BUSTER config.
• (pro) watermark_text processing option.

Change

• Improved ICC profiles handling.
• Proper error message when the deprecated basic URL format is used.
• Watermark offsets can be applied to replicated watermarks.

Fix

• (pro) Fix parsing metadata of extended sequential JPEGs.

[3.0.0] - 2021-11-23

Added

• (pro) Autoquality.
• (pro) Object detection: obj gravity type, blur_detections processing option, draw_detections processing option.
• (pro) Chained pipelines
• IMGPROXY_FALLBACK_IMAGE_HTTP_CODE config.
• (pro) fallback_image_url processing option.
• expires processing option.
• skip processing processing option.
• Datadog metrics.
• force and fill-down resizing types.
• min-width and min-height processing options.
• format_quality processing option.
• Add X-Origin-Width and X-Origin-Height to debug headers.
• Add IMGPROXY_COOKIE_PASSTHROUGH and IMGPROXY_COOKIE_BASE_URL configs.
• Add client_ip to requests and responses logs.

Change

• ETag generator & checker uses source image ETag when possible.
• 304 Not Modified responses includes Cache-Control, Expires, and Vary headers.
• dpr processing option doesn't enlarge image unless enlarge is true.
• imgproxy responds with 500 HTTP code when the source image downloading error seems temporary (timeout, server error, etc).
• When IMGPROXY_FALLBACK_IMAGE_HTTP_CODE is zero, imgproxy responds with the usual HTTP code.
• BMP support doesn't require ImageMagick.
• Save GIFs without ImageMagick (vips 8.12+ required).

Fix

• Fix Client Hints behavior. Width is physical size, so we should divide it by DPR value.
• Fix scale-on-load in some rare cases.
• Fix the default Sentry release name.
• Fix the health command when the path prefix is set.
• Escape double quotes in content disposition.

Removed

• Removed basic URL format, use advanced one instead.
• Removed IMGPROXY_MAX_SRC_DIMENSION config, use IMGPROXY_MAX_SRC_RESOLUTION instead.
• Removed IMGPROXY_GZIP_COMPRESSION config.
• Removed IMGPROXY_MAX_GIF_FRAMES config, use IMGPROXY_MAX_ANIMATION_FRAMES instead.
• Removed crop resizing type, use crop processing option instead.
• Dropped old libvips (<8.10) support.
• (pro) Removed advanced GIF optimizations. All optimizations are applied by default ib both OSS and Pro versions.

[3.0.0.beta2] - 2021-11-15

Added

• Add X-Origin-Width and X-Origin-Height to debug headers.
• Add IMGPROXY_COOKIE_PASSTHROUGH and IMGPROXY_COOKIE_BASE_URL configs.

Change

• dpr processing option doesn't enlarge image unless enlarge is true.
• 304 Not Modified responses includes Cache-Control, Expires, and Vary headers.
• imgproxy responds with 500 HTTP code when the source image downloading error seems temporary (timeout, server error, etc).
• When IMGPROXY_FALLBACK_IMAGE_HTTP_CODE is zero, imgproxy responds with the usual HTTP code.
• BMP support doesn't require ImageMagick.

Fix

• Fix Client Hints behavior. Width is physical size, so we should divide it by DPR value.
• Fix scale-on-load in some rare cases.
• Fix requests_total counter in Prometheus.

[3.0.0.beta1] - 2021-10-01

Added

• (pro) Autoquality.
• (pro) Object detection: obj gravity type, blur_detections processing option, draw_detections processing option.
• (pro) Chained pipelines
• IMGPROXY_FALLBACK_IMAGE_HTTP_CODE config.
• (pro) fallback_image_url processing option.
• expires processing option.
• skip processing processing option.
• Datadog metrics.
• force and fill-down resizing types.
• min-width and min-height processing options.
• format_quality processing option.

Change

• ETag generator & checker uses source image ETag when possible.

Removed

• Removed basic URL format, use advanced one instead.
• Removed IMGPROXY_MAX_SRC_DIMENSION config, use IMGPROXY_MAX_SRC_RESOLUTION instead.
• Removed IMGPROXY_GZIP_COMPRESSION config.
• Removed IMGPROXY_MAX_GIF_FRAMES config, use IMGPROXY_MAX_ANIMATION_FRAMES instead.
• Removed crop resizing type, use crop processing option instead.
• Dropped old libvips (<8.8) support.

[2.17.0] - 2021-09-07

Added

• Wildcard support in IMGPROXY_ALLOWED_SOURCES.

Change

• If the source URL contains the IMGPROXY_BASE_URL prefix, it won't be added.

Fix

• (pro) Fix path prefix support in the /info handler.

Deprecated

• The basic URL format is deprecated and can be removed in future versions. Use advanced URL format instead.

[2.16.7] - 2021-07-20

Change

• Reset DPI while stripping meta.

[2.16.6] - 2021-07-08

Fix

• Fix performance regression in ICC profile handling.
• Fix crashes while processing CMYK images without ICC profile.

[2.16.5] - 2021-06-28

Change

• More clear downloading errors.

Fix

• Fix ICC profile handling in some cases.
• Fix handling of negative height value for BMP.

[2.16.4] - 2021-06-16

Change

• Use magenta (ff00ff) as a transparency key in trim.

Fix

• Fix crashes while processing some SVGs (dockerized version).
• (pro) Fix parsing HEIF/AVIF meta.

[2.16.3] - 2021-04-05

Fix

• Fix PNG quantization palette size.
• Fix parsing HEIF meta.
• Fix debig header.

[2.16.2] - 2021-03-04

Change

• Updated dependencies in Docker.

[2.16.1] - 2021-03-02

Fix

• Fix delays and loop numbers of animated images.
• Fix scale-on-load of huge SVGs.
• (pro) Fix loading of PDFs with transparent background.

[2.16.0] - 2021-02-08

Added

• AVIF support.
• Azure Blob Storage support.
• IMGPROXY_STRIP_COLOR_PROFILE config and strip_color_profile processing option.
• IMGPROXY_FORMAT_QUALITY config.
• IMGPROXY_AUTO_ROTATE config and auto_rotate processing option.
• rotate processing option.
• width and height arguments of the crop processing option can be less than 1 that is treated by imgproxy as a relative value (a.k.a. crop by percentage).
• (pro) Remove Adobe Illustrator garbage from SVGs.
• (pro) Add IPTC tags to the /info response.

Changed

• Disable scale-on-load for animated images since it causes many problems. Currently, only animated WebP is affected.
• Improved ICC profiles handling.
• (pro) Improved and optimized video thumbnails generation.

Fix

• Fix dpr option.
• Fix non-strict SVG detection.
• Fix non-UTF8 SVG detection.
• Fix checking of connections in queue.
• (pro) Fix video thumbnail orientation.
• (pro) Fix EXIF fields titles in the /info response.

[2.15.0] - 2020-09-03

Added

• Ability to skip processing of some formats. See Skip processing.
• (pro) PDF support.
• (pro) video_thumbnail_second processing option.
• (pro) page processing option.
• (pro) background_alpha processing option.
• (pro) IMGPROXY_VIDEO_THUMBNAIL_PROBE_SIZE and IMGPROXY_VIDEO_THUMBNAIL_MAX_ANALYZE_DURATION configs.

Changed

• Speed up generation of video thumbnails with large timestamps.

Fix

• Fix padding and extend behaior when converting from a fromat without alpha support to one with alpha support.
• Fix WebP dimension limit handling.
• (pro) Fix thumbnails generation of some videos.

[2.14.1] - 2020-07-22

Fix

• Fix ICO saving.

[2.14.0] - 2020-07-17

Added

• IMGPROXY_PROMETHEUS_NAMESPACE config.
• strip_metadata processing option.
• (pro) Configurable unsharpening. See Unsharpening configs and unsharpening processing option.

Changed

• Better for libvips memory metrics for Prometheus.
• Docker image includes the latest versions of dependencies.
• Optimize processing of animated images.

Fix

• Fix error when requested WebP dimension exceeds the WebP dimension limit.
• Fix path parsing in some rare cases.
• Fix HEIC/HEIF header parsing bug.

Deprecated

• (pro) IMGPROXY_APPLY_UNSHARPEN_MASKING config is deprecated, use IMGPROXY_UNSHARPENING_MODE instead.

[2.13.1] - 2020-05-06

Fixed

• Fix and optimize processing of animated images.

[2.13.0] - 2020-04-22

Added

• Fallback images.
• padding processing option.

Changed

• Optimized memory usage. Especially when dealing with animated images.

Fixed

• Fix crashes during animated images processing.

[2.12.0] - 2020-04-07

Addded

• IMGPROXY_PATH_PREFIX config.
• (pro) Video thumbnails.
• (pro) Getting the image info.

Changed

• Improved trim processing option.
• Quantizr updated to 0.2.0 in Docker image.

[2.11.0] - 2020-03-12

Changed

• Replaced imagequant with Quantizr in docker image.
• Removed HEIC saving support.
• Removed JBIG compressin support in TIFF.

[2.10.1] - 2020-02-27

Changed

• imgproxy -v is replaced with imgproxy version.

Fixed

• Fix loadind BMP stored in ICO.
• Fix ambiguous HEIC magic bytes (MP4 videos has been detected as HEIC).
• Fix build with libvips < 8.6.
• Fix build with Go 1.14.
• Fix go module naming. Use github.com/imgproxy/imgproxy/v2 to build imgproxy from source.

[2.10.0] - 2020-02-13

Added

• IMGPROXY_NETWORK config. Allows to bind on Unix socket.
• IMGPROXY_CACHE_CONTROL_PASSTHROUGH config.
• imgproxy health command.
• (pro) IMGPROXY_GIF_OPTIMIZE_FRAMES & IMGPROXY_GIF_OPTIMIZE_TRANSPARENCY configs and gif_options processing option.
• (pro) IMGPROXY_CUSTOM_REQUEST_HEADERS, IMGPROXY_CUSTOM_RESPONSE_HEADERS, and IMGPROXY_CUSTOM_HEADERS_SEPARATOR configs.

Changed

• Better SVG detection.

Fixed

• Fix detection of SVG starting with a comment.

[2.9.0] - 2020-01-30

Added

• trim processing option.
• IMGPROXY_STRIP_METADATA config.

Fixed

• Fixed focus point crop calculation.

[2.8.2] - 2020-01-13

Changed

• Optimized memory usage.

Fixed

• Fixed IMGPROXY_ALLOWED_SOURCES config.

[2.8.1] - 2019-12-27

Fixed

• Fix watermark top offset calculation.

[2.8.0] - 2019-12-25

Added

• IMGPROXY_LOG_LEVEL config.
• max_bytes processing option.
• IMGPROXY_ALLOWED_SOURCES config.

Changed

• Docker image base is changed to Debian 10 for better stability and performance.
• extend option now supports gravity.

[2.7.0] - 2019-11-13

Changed

• Boolean processing options such as enlarge and extend are properly parsed. 1, t, TRUE, true, True are truthy, 0, f, F, FALSE, false, False are falsy. All other values are treated as falsy and generate a warning message.

Fixed

• Fix segfaults on watermarking in some cases

[2.6.2] - 2019-11-11

Fixed

• Fix format option in presets.

[2.6.1] - 2019-10-28

Fixed

• Fix loading of some GIFs by using the edge version of giflib.

[2.6.0] - 2019-10-23

Added

• TIFF and BMP support.
• IMGPROXY_REPORT_DOWNLOADING_ERRORS config. Setting it to false disables reporting of downloading errors.
• SVG passthrough. When source image and requested format are SVG, image will be returned without changes.
• IMGPROXY_USE_GCS config. When it set to true and IMGPROXY_GCS_KEY is not set, imgproxy tries to use Application Default Credentials to get access to GCS bucket.

Changed

• Reimplemented and more errors-tolerant image size parsing.
• Log only modified processing options.

Fixed

• Fixed sharpening+watermarking.
• Fixed path parsing when no options is provided and image URL is Base64 encoded.

Deprecated

• Using IMGPROXY_GCS_KEY without IMGPROXY_USE_GCS set to true is deprecated.

[2.5.0] - 2019-09-19

Added

• structured and json log formats. Can be set with IMGPROXY_LOG_FORMAT.

Changed

• New default log format.
• Better watermarking: image transparency doesn't affect watermarks, faster watermark scaling.

[2.4.1] - 2019-08-29

Changed

• More verbose URL parsing errors.

[2.4.0] - 2019-08-20

Added

• SO_REUSEPORT socker option support. Can be enabled with IMGPROXY_SO_REUSEPORT.
• filename option.

Changed

• Better handling if non-sRGB images.
• dpr option always changes the resulting size even if it leads to enlarge and enlarge is falsey.
• Log to STDOUT.
• Only unexpected errors are reported to Bugsnag/Honeybadger/Sentry.
• Better Sentry support.

Deprecated

• GZip compression support is deprecated.

[2.3.0] - 2019-06-25

Added

• libvips v8.8 support: better processing of animated GIFs, built-in CMYK profile, better WebP scale-on-load, etc;
• Animated WebP support. IMGPROXY_MAX_GIF_FRAMES is deprecated, use IMGPROXY_MAX_ANIMATION_FRAMES;
• HEIC support;
• crop processing option. resizing_type:crop is deprecated;
• Offsets for gravity;
• Resizing type auto. If both source and resulting dimensions have the same orientation (portrait or landscape), imgproxy will use fill. Otherwise, it will use fit;
• Development errors mode. When IMGPROXY_DEVELOPMENT_ERRORS_MODE is true, imgproxy will respond with detailed error messages. Not recommended for production because some errors may contain stack trace;
• IMGPROXY_KEEP_ALIVE_TIMEOUT config.

Changed

• Allow URL query for /health;
• Better stack trace for image processing errors;

[2.2.13] - 2019-05-07

Added

• Send X-Request-ID header in response.

Changed

• Better shrink-on-load.
• Don't import common sRGB IEC61966-2.1 ICC profile unless linear colorspace is used.
• Don't fail on recursive preset usage, just ignore already used preset and log warning.

[2.2.12] - 2019-04-11

Changed

• Don't fail processing when embedded ICC profile is not compatible with the image.

[2.2.11] - 2019-04-08

Changed

• Optimized ICC import when linear colorspace usage is disabled.

[2.2.10] - 2019-04-05

Added

• PNG quantization. Can be enabled with IMGPROXY_PNG_QUANTIZE. Palette size can be specified with IMGPROXY_PNG_QUANTIZATION_COLORS.

Changed

• Resizing images in linear colorspace is disabled by default. Can be enabled with IMGPROXY_USE_LINEAR_COLORSPACE;

[2.2.9] - 2019-04-02

Fixed

Fixed processing of images with embedded profiles that was broken in v2.2.8.

[2.2.8] - 2019-04-01

Added

• Resizing in linear colorspace;
• IMGPROXY_DISABLE_SHRINK_ON_LOAD config to disable shring-on-load of JPEG and WebP.

Fixed

• Remove orc from Docker image (causes segfaults in some cases).

[2.2.7] - 2019-03-22

Changed

• Memory usage optimizations.

Fixed

• Fix color management.

[2.2.6] - 2019-02-27

Fixed

• Fix signature check when source URL is escaped.

[2.2.5] - 2019-02-21

Added

• extend processing option.
• vips_memory_bytes, vips_max_memory_bytes and vips_allocs metrics for Prometheus.

Fixed

• Fix SVG detection.

[2.2.4] - 2019-02-13

Changed

• Minor improvements.

[2.2.3] - 2019-02-04

Changed

• Simple filesystem transport withh less memory usage.

Fixed

• Fix critical bug with cached C strings;

[2.2.2] - 2019-02-01

• Memory usage optimizations.

[2.2.1] - 2019-01-21

Added

• Source file size limit.

Changed

• More memory usage optimizations.

[2.2.0] - 2019-01-19

Changed

• Optimized memory usage. Memory usage tweaks.
• Vary header is set when WebP detection, client hints or GZip compression are enabled.
• Health check doesn't require Authorization header anymore.

[2.1.5] - 2019-01-14

Added

• Sentry support (thanks to @koenpunt).
• Syslog support.

Fixed

• Fix detection of some kind of WebP images;

[2.1.4] - 2019-01-10

Added

• SVG sources support.

Changed

• Memory usage optimizations.
• Proper filename in the Content-Disposition header.

Fixed

• Fix support for not animated GIFs.

[2.1.3] - 2018-12-10

Added

• Minio support

[2.1.2] - 2018-12-02

Added

• ICO support

[2.1.1] - 2018-11-29

Changed

• When libvips failed to save PNG, imgproxy will try to save is without embedded ICC profile.

Fixed

• Fixed EXIF orientation fetching.

[2.1.0] - 2018-11-16

Added

• Plain source URLs support.
• Serving images from Google Cloud Storage.
• Full support of GIFs including animated ones.
• Watermarks.
• New Relic metrics.
• Prometheus metrics.
• DPR option (thanks to selul).
• Cache buster option.
• Quality option.
• Support for custom Amazon S3 endpoints.
• Support for Amazon S3 versioning.
• Client hints support (thanks to selul).
• Truncated signature support (thanks to printercu).

Changed

• imgproxy uses source image format by default for the resulting image.
• Send User-Agent header when downloading a source image.
• Proper filename in Content-Disposition header in the response.

Deprecated

• IMGPROXY_MAX_SRC_DIMENSION is deprecated, use IMGPROXY_MAX_SRC_RESOLUTION instead.

[2.0.3] - 2018-11-02

Fixed

• Fix URL validation when IMGPROXY_BASE_URL is used.

[2.0.2] - 2018-10-25

Fixed

• Fix smart crop + blur/sharpen SIGSEGV on Alpine.

[2.0.1] - 2018-10-18

Fixed

• Minor fixes.

[2.0.0] - 2018-10-08

All-You-Ever-Wanted release! 🎉

Added

• New advanced URL format. Unleash the full power of imgproxy v2.0.
• Presets. Shorten your urls by reusing processing options.
• Serving images from Amazon S3. Thanks to @crohr, now we have a way to serve files from private S3 buckets.
• Autoconverting to WebP when supported by browser (disabled by default). Use WebP as resulting format when browser supports it.
• Gaussian blur and sharpen filters. Make your images look better than before.
• Focus point gravity. Tell imgproxy what point will be the center of the image.
• Background color. Control the color of background when converting PNG with alpha-channel to JPEG.

Changed

• Key and salt are not required anymore. When key or salt is not specified, signature checking is disabled.
• Imgproxy calcs resulting width/height automaticly when one specified as zero.
• Memory usage is optimized.

[1.1.8] - 2018-10-01

Fixed

• Disable libvips cache to prevent SIGSEGV on Alpine.

[1.1.7] - 2018-09-06

Changed

• Improved ETag generation.

[1.1.6] - 2018-07-26

Added

• Progressive JPEG and interlaced PNG support.

[1.1.5.1] - 2018-05-25

Fixed

• Fix autorotation when image is not resized.

[1.1.5] - 2018-04-27

Added

• CORS headers.
• IMGPROXY_BASE_URL config.
• Content-Length header.

[1.1.4] - 2018-03-19

Added

• Request ID in the logs.

Changed

• Idle time does not causes timeout.
• Increased default maximum number of simultaneous active connections.