# GStreamer 1.26.1 stable bug-fix release

**URL:** <https://discourse.gstreamer.org/t/gstreamer-1-26-1-stable-bug-fix-release/4523>\
**Category:** News and Announcements\
**Created:** [April 24, 2025, 10:29pm UTC](https://discourse.gstreamer.org/t/gstreamer-1-26-1-stable-bug-fix-release/4523 "2025-04-24T22:29:14Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![tpm](https://discourse.gstreamer.org/letter_avatar_proxy/v4/letter/t/c5a1d2/32.png) [@tpm](https://discourse.gstreamer.org/u/tpm)\
**Post date:** [April 24, 2025, 10:29pm UTC](https://discourse.gstreamer.org/t/gstreamer-1-26-1-stable-bug-fix-release/4523/1 "2025-04-24T22:29:14Z")

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The GStreamer team is pleased to announce another bug fix release in the new stable 1.26 release series.

This release only contains bug fixes and security fixes. It should be safe to upgrade from 1.26.0 and we recommend you update at your earliest convenience.

# Highlights:

- awstranslate and speechmatics plugin improvements
- decodebin3 fixes and urisourcebin/playbin3 stability improvements
- Closed captions: CEA-708 generation and muxing fixes, and H.264/H.265 caption extractor fixes
- dav1d AV1 decoder: RGB support, plus colorimetry, renegotiation and buffer pool handling fixes
- Fix regression when rendering VP9 with alpha
- H.265 decoder base class and caption inserter SPS/PPS handling fixes
- hlssink3 and hlsmultivariantsink feature enhancements
- Matroska v4 support in muxer, seeking fixes in demuxer
- macOS: framerate guessing for cameras or capture devices where the OS reports silly framerates
- MP4 demuxer uncompressed video handling improvements and sample table handling fixes
- oggdemux: seeking improvements in streaming mode
- unixfdsrc: fix gst\_memory\_resize warnings
- Plugin loader fixes, especially for Windows
- QML6 GL source renegotiation fixes
- RTP and RTSP stability fixes
- Thread-safety improvements for the Media Source Extension (MSE) library
- v4l2videodec: fix A/V sync issues after decoding errors
- Various improvements and fixes for the fragmented and non-fragmented MP4 muxers
- Video encoder base class segment and buffer timestamp handling fixes
- Video time code support for 119.88 fps and drop-frames-related conversion fixes
- WebRTC: Retransmission entry creation fixes and better audio level header extension compatibility
- YUV4MPEG encoder improvments
- dots-viewer: make work locally without network access
- gst-python: fix compatibility with PyGObject \>= 3.52.0
- Cerbero: recipe updates, compatibility fixes for Python \< 3.10; Windows Android cross-build improvements
- Various bug fixes, build fixes, memory leak fixes, and other stability and reliability improvements

Release notes with details about changes and fixed bugs can be found at:

> **[GStreamer 1.26 release notes](https://gstreamer.freedesktop.org/releases/1.26/#1.26.1)**

Our latest security advisories can be found at:

> **[GStreamer Security Center](https://gstreamer.freedesktop.org/security/)**

Binaries for Android, iOS, Mac OS X and Windows should be available soon.

As always, please let us know of any issues you run into by filing an issue or Merge Request in [GitLab](https://gitlab.freedesktop.org/gstreamer/gstreamer/).

Thanks!

> **Source tarball download and checksums**
>
> | sha256sum | tarball |
> | --- | --- |
> | 30a4c4a5e48345583eb596aa265d0f53c0feb93011d93a6aaa70dd6e3c519dc4 | [https://gstreamer.freedesktop.org/src/gstreamer/gstreamer-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gstreamer/gstreamer-1.26.1.tar.xz) |
> | 659553636f84dcf388cad5cf6530e02b0b2d3dc450e76199287ba9db6a6c5226 | [https://gstreamer.freedesktop.org/src/gst-plugins-base/gst-plugins-base-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-plugins-base/gst-plugins-base-1.26.1.tar.xz) |
> | fcdcb2f77620a599557b2843d1c6c55c2b660f5fc28222b542847d11d9ca982f | [https://gstreamer.freedesktop.org/src/gst-plugins-good/gst-plugins-good-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-plugins-good/gst-plugins-good-1.26.1.tar.xz) |
> | 34d9bcec8e88b008839d8de33fb043ae75eb04e466df74066fd66ee487a8ec4f | [https://gstreamer.freedesktop.org/src/gst-plugins-ugly/gst-plugins-ugly-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-plugins-ugly/gst-plugins-ugly-1.26.1.tar.xz) |
> | 9b8415b1bb3726a499578fb39907952981716643f660215fe68628fbd8629197 | [https://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-plugins-bad/gst-plugins-bad-1.26.1.tar.xz) |
> | 350a20b45b6655b6e10265430bdfbb3c436a96e9611b79caabef8f10abe570ea | [https://gstreamer.freedesktop.org/src/gst-libav/gst-libav-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-libav/gst-libav-1.26.1.tar.xz) |
> | 253fdfec78320c2f67486cd3797a0253c06982c3a8d5160f795b4257fadab301 | [https://gstreamer.freedesktop.org/src/gst-rtsp-server/gst-rtsp-server-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-rtsp-server/gst-rtsp-server-1.26.1.tar.xz) |
> | 230e3633be0c3c342b1a5e3f827ea897f8753efb28d18b154821b701a216aac3 | [https://gstreamer.freedesktop.org/src/gst-editing-services/gst-editing-services-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-editing-services/gst-editing-services-1.26.1.tar.xz) |
> | 2dce1ecc8a80ce8e0b6f0e0cb3fad3bcd5d65ebe0622ed28eaae97b4559a6a85 | [https://gstreamer.freedesktop.org/src/gst-python/gst-python-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-python/gst-python-1.26.1.tar.xz) |
> | 1fc779690cd8d6c5ef3cd84e5a552f864815ea8d9c269370c8d21e0b6d5337c9 | [https://gstreamer.freedesktop.org/src/gstreamer-vaapi/gstreamer-vaapi-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gstreamer-vaapi/gstreamer-vaapi-1.26.1.tar.xz) |
> | 32e15cb9d2dd6a07532f92745b62f1c72c8038b1a10d34b64e91c4557f689632 | [https://gstreamer.freedesktop.org/src/gst-devtools/gst-devtools-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gst-devtools/gst-devtools-1.26.1.tar.xz) |
> | ccdcbdd31c885b6cd10761f4c868e6ccbe59048c243648da1dc94f7064f37c4d | [https://gstreamer.freedesktop.org/src/gstreamer-sharp/gstreamer-sharp-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gstreamer-sharp/gstreamer-sharp-1.26.1.tar.xz) |
> | f679774465a748d6564e970dd0b8ef3c4d626f2779c5d06f10bf250a05af97b3 | [https://gstreamer.freedesktop.org/src/gstreamer-docs/gstreamer-docs-1.26.1.tar.xz](https://gstreamer.freedesktop.org/src/gstreamer-docs/gstreamer-docs-1.26.1.tar.xz) |

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<div class="post-metadata">

**Author:** ![tpm](https://discourse.gstreamer.org/letter_avatar_proxy/v4/letter/t/c5a1d2/32.png) [@tpm](https://discourse.gstreamer.org/u/tpm)\
**Post date:** [April 26, 2025, 4:23pm UTC](https://discourse.gstreamer.org/t/gstreamer-1-26-1-stable-bug-fix-release/4523/2 "2025-04-26T16:23:21Z")

</div>

GStreamer 1.26.1 binary packages for Windows, macOS, iOS and Android are also available now at:

> **[Download GStreamer](https://gstreamer.freedesktop.org/download/)**