The GStreamer team is pleased to announce another bug fix release in the new stable 1.26 release series of your favourite cross-platform multimedia framework!

This release only contains bugfixes and security fixes, and it should be safe to update from 1.26.0.

Highlighted bugfixes:

• 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

See the GStreamer 1.26.1 release notes for more details.

Binaries for Android, iOS, Mac OS X and Windows will be available shortly.