X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=NEWS;h=0e581c39b8f309e72086551ee7ea1045409aa9da;hb=1b4ae195f72665dc21f133ee656333a025f67bb0;hp=39b682a8c8e7b23a945c36d89454aef441a59c06;hpb=c99c44309ce6b0242988fe637d3a53799e8b24d9;p=platform%2Fupstream%2Fgstreamer.git diff --git a/NEWS b/NEWS index 39b682a..0e581c3 100644 --- a/NEWS +++ b/NEWS @@ -1,31 +1,23 @@ +GStreamer 1.20 Release Notes +GStreamer 1.20 has not been released yet. It is scheduled for release +around October/November 2021. -GSTREAMER 1.18 RELEASE NOTES +1.19.x is the unstable development version that is being developed in +the git main branch and which will eventually result in 1.20, and 1.19.2 +is the current development release in that series +It is expected that feature freeze will be in early October 2021, +followed by one or two 1.19.9x pre-releases and the new 1.20 stable +release around October/November 2021. -THESE RELEASE NOTES ARE A PLACEHOLDER, PLEASE BEAR WITH US WHILE WE -FINISH WRITING UP THE REAL THING. - -GStreamer 1.18.0 has not yet been released. It is scheduled for release -in summer 2020 now. - -1.17.x is the unstable development series that is currently being -developed in the git master branch and which will eventually result in -1.18, and 1.17.2 is the current development release in that series. - -The schedule for the 1.18 development cycle is yet to be confirmed, but -it is expected that feature freeze will be in June/July 2020, followed -by several 1.17 pre-releases and then a new 1.18 stable release in -July/August 2020. - -1.18 will be backwards-compatible to the stable 1.16, 1.14, 1.12, 1.10, -1.8, 1.6, 1.4, 1.2 and 1.0 release series. +1.20 will be backwards-compatible to the stable 1.18, 1.16, 1.14, 1.12, +1.10, 1.8, 1.6,, 1.4, 1.2 and 1.0 release series. -See https://gstreamer.freedesktop.org/releases/1.18/ for the latest +See https://gstreamer.freedesktop.org/releases/1.20/ for the latest version of this document. -_Last updated: Wednesday 1 July 2020, 23:50 UTC (log)_ - +Last updated: Wednesday 22 September 2021, 18:00 UTC (log) Introduction @@ -36,205 +28,272 @@ framework! As always, this release is again packed with many new features, bug fixes and other improvements. - Highlights -- FIXME - +- this section will be completed in due course Major new features and changes -Noteworthy new API +Noteworthy new features and API -- FIXME +- this section will be filled in in due course -New Elements +New elements -- FIXME +- this section will be filled in in due course New element features and additions -- FIXME +- this section will be filled in in due course Plugin and library moves -- FIXME +- this section will be filled in in due course -Plugin removals +- There were no plugin moves or library moves in this cycle. -The following plugins have been removed from gst-plugins-bad: +Plugin removals -- FIXME +The following elements or plugins have been removed: +- this section will be filled in in due course Miscellaneous API additions -- FIXME - - -Miscellaneous performance and memory optimisations - -As always there have been many performance and memory usage improvements -across all components and modules. Some of them have already been -mentioned elsewhere so won’t be repeated here. - -The following list is only a small snapshot of some of the more -interesting optimisations that haven’t been mentioned in other contexts -yet: - -- FIXME +- this section will be filled in in due course -GstPlayer +Miscellaneous performance, latency and memory optimisations -- FIXME +- this section will be filled in in due course +Miscellaneous other changes and enhancements -Miscellaneous changes - -- FIXME - -OpenGL integration - -- FIXME - +- this section will be filled in in due course Tracing framework and debugging improvements -- FIXME - +- this section will be filled in in due course Tools -- FIXME - +- this section will be filled in in due course GStreamer RTSP server -- FIXME - +- this section will be filled in in due course GStreamer VAAPI -- FIXME - +- this section will be filled in in due course GStreamer OMX -- FIXME - +- this section will be filled in in due course GStreamer Editing Services and NLE -- FIXME - +- this section will be filled in in due course GStreamer validate -- FIXME - +- this section will be filled in in due course GStreamer Python Bindings -- FIXME - +- this section will be filled in in due course GStreamer C# Bindings -- FIXME +- this section will be filled in in due course + +GStreamer Rust Bindings and Rust Plugins + +The GStreamer Rust bindings are released separately with a different +release cadence that’s tied to gtk-rs, but the latest release has +already been updated for the upcoming new GStreamer 1.20 API. + +gst-plugins-rs, the module containing GStreamer plugins written in Rust, +has also seen lots of activity with many new elements and plugins. + +What follows is a list of elements and plugins available in +gst-plugins-rs, so people don’t miss out on all those potentially useful +elements that have no C equivalent. + +- FIXME: add new elements + +Rust audio plugins + +- audiornnoise: New element for audio denoising which implements the + noise removal algorithm of the Xiph RNNoise library, in Rust +- rsaudioecho: Port of the audioecho element from gst-plugins-good + rsaudioloudnorm: Live audio loudness normalization element based on + the FFmpeg af_loudnorm filter +- claxondec: FLAC lossless audio codec decoder element based on the + pure-Rust claxon implementation +- csoundfilter: Audio filter that can use any filter defined via the + Csound audio programming language +- lewtondec: Vorbis audio decoder element based on the pure-Rust + lewton implementation + +Rust video plugins + +- cdgdec/cdgparse: Decoder and parser for the CD+G video codec based + on a pure-Rust CD+G implementation, used for example by karaoke CDs +- cea608overlay: CEA-608 Closed Captions overlay element +- cea608tott: CEA-608 Closed Captions to timed-text (e.g. VTT or SRT + subtitles) converter +- tttocea608: CEA-608 Closed Captions from timed-text converter +- mccenc/mccparse: MacCaption Closed Caption format encoder and parser +- sccenc/sccparse: Scenarist Closed Caption format encoder and parser +- dav1dec: AV1 video decoder based on the dav1d decoder implementation + by the VLC project +- rav1enc: AV1 video encoder based on the fast and pure-Rust rav1e + encoder implementation +- rsflvdemux: Alternative to the flvdemux FLV demuxer element from + gst-plugins-good, not feature-equivalent yet +- rsgifenc/rspngenc: GIF/PNG encoder elements based on the pure-Rust + implementations by the image-rs project + +Rust text plugins + +- textwrap: Element for line-wrapping timed text (e.g. subtitles) for + better screen-fitting, including hyphenation support for some + languages + +Rust network plugins + +- reqwesthttpsrc: HTTP(S) source element based on the Rust + reqwest/hyper HTTP implementations and almost feature-equivalent + with the main GStreamer HTTP source souphttpsrc +- s3src/s3sink: Source/sink element for the Amazon S3 cloud storage +- awstranscriber: Live audio to timed text transcription element using + the Amazon AWS Transcribe API + +Generic Rust plugins + +- sodiumencrypter/sodiumdecrypter: Encryption/decryption element based + on libsodium/NaCl +- togglerecord: Recording element that allows to pause/resume + recordings easily and considers keyframe boundaries +- fallbackswitch/fallbacksrc: Elements for handling potentially + failing (network) sources, restarting them on errors/timeout and + showing a fallback stream instead +- threadshare: Set of elements that provide alternatives for various + existing GStreamer elements but allow to share the streaming threads + between each other to reduce the number of threads +- rsfilesrc/rsfilesink: File source/sink elements as replacements for + the existing filesrc/filesink elements +Build and Dependencies -GStreamer Rust Bindings +- this section will be filled in in due course -- FIXME +gst-build +- this section will be filled in in due course -GStreamer Rust Plugins +Cerbero -- FIXME +Cerbero is a meta build system used to build GStreamer plus dependencies +on platforms where dependencies are not readily available, such as +Windows, Android, iOS and macOS. +General improvements -Build and Dependencies +- this section will be filled in in due course -- The Autotools build system has finally been removed in favour of the - Meson build system. Developers who currently use gst-uninstalled - should move to gst-build. +macOS / iOS -- API and plugin documentation are no longer built with gtk_doc. The - gtk_doc documentation has been removed in favour of a new unified - documentation module built with hotdoc. The intention is to - distribute the generated documentation in form of tarballs alongside - releases. +- this section will be filled in in due course -- FIXME +Windows -Cerbero +- this section will be filled in in due course -Cerbero is a meta build system used to build GStreamer plus dependencies -on platforms where dependencies are not readily available, such as -Windows, Android, iOS and macOS. +Windows MSI installer -Cerbero has seen a number of improvements: +- this section will be filled in in due course -- FIXME +Linux +- this section will be filled in in due course + +Android + +- this section will be filled in in due course Platform-specific changes and improvements Android -- FIXME +- this section will be filled in in due course macOS and iOS -- FIXME +- this section will be filled in in due course Windows -- toolchain upgrade +- this section will be filled in in due course -- FIXME +Linux +- this section will be filled in in due course -Contributors +Documentation improvements -- FIXME +- this section will be filled in in due course -… and many others who have contributed bug reports, translations, sent -suggestions or helped testing. +Possibly Breaking Changes +- this section will be filled in in due course +- MPEG-TS SCTE-35 API changes (FIXME: flesh out) +- gst_parse_launch() and friends now error out on non-existing + properties on top-level bins where they would silently fail and + ignore those before. -Stable 1.18 branch +Known Issues -After the 1.18.0 release there will be several 1.18.x bug-fix releases -which will contain bug fixes which have been deemed suitable for a -stable branch, but no new features or intrusive changes will be added to -a bug-fix release usually. The 1.18.x bug-fix releases will be made from -the git 1.18 branch, which will be a stable branch. +- this section will be filled in in due course -1.18.0 +- There are a couple of known WebRTC-related regressions/blockers: -1.18.0 has not been released yet. + - webrtc: DTLS setup with Chrome is broken + - webrtcbin: First keyframe is usually lost +Contributors -Known Issues +- this section will be filled in in due course + +… and many others who have contributed bug reports, translations, sent +suggestions or helped testing. -- FIXME +Stable 1.20 branch +After the 1.20.0 release there will be several 1.20.x bug-fix releases +which will contain bug fixes which have been deemed suitable for a +stable branch, but no new features or intrusive changes will be added to +a bug-fix release usually. The 1.20.x bug-fix releases will be made from +the git 1.20 branch, which will be a stable branch. -Schedule for 1.20 +1.20.0 -Our next major feature release will be 1.20, and 1.19 will be the -unstable development version leading up to the stable 1.20 release. The -development of 1.19/1.20 will happen in the git master branch. +1.20.0 is scheduled to be released around October/November 2021. -The plan for the 1.20 development cycle is yet to be confirmed. +Schedule for 1.22 -1.20 will be backwards-compatible to the stable 1.18, 1.16, 1.14, 1.12, -1.10, 1.8, 1.6, 1.4, 1.2 and 1.0 release series. +Our next major feature release will be 1.22, and 1.21 will be the +unstable development version leading up to the stable 1.22 release. The +development of 1.21/1.22 will happen in the git main branch. + +The plan for the 1.22 development cycle is yet to be confirmed. + +1.22 will be backwards-compatible to the stable 1.20, 1.18, 1.16, 1.14, +1.12, 1.10, 1.8, 1.6, 1.4, 1.2 and 1.0 release series. ------------------------------------------------------------------------ -_These release notes have been prepared by Tim-Philipp Müller with_ -_contributions from … (FIXME)_ +These release notes have been prepared by Tim-Philipp Müller with +contributions from … -_License: CC BY-SA 4.0_ +License: CC BY-SA 4.0