Version 1.5.6

• Release file descriptor even when releasing of android muxer fails #274 by @vamshi-dhulipala
• Refactors TransformationJob to handle terminal states in a more determisitic fashion #273 by @vamshi-dhulipala
• Fixes a null pointer crash (Github Issue #269) #271 by @vamshi-dhulipala
• Fixes a crash in demo app due to a null pointer #270 by @vamshi-dhulipala
• Fix potential buffer overflow issue #263 by @Nailik
• Always set TargetFormat value in TrackTransformationInfo object #262 by @vamshi-dhulipala
• Muxers: integrate native muxer with LiTr #253 by @IanDBird
• Upgrade Build Tools / SDK / Kotlin #249 by @IanDBird
• Muxers: Add native muxer implementation #248 by @IanDBird
• Add missing duration target track metadata to decoder output format #247
• Muxers: Clean up old artifacts if build fails #246 by @IanDBird
• Add missing duration target track metadata when adding track to muxer #244
• Muxers: Add native headers required for building (Alt) #243 by @IanDBird
• Implement skeleton of native litr-muxers module #239 by @IanDBird
• Move RecordCamera2Fragment to fragment package #234 by @IanDBird

Version 1.5.5

• Implement Camera2 support as a MediaSource [#232] by @IanDBird
• Add missing duration target track metadata when adding track to muxer [#244]
• Add missing duration target track metadata to decoder output format [#247]

Version 1.5.4

• Enforce transcoding of incompatible audio track(s) to compatible codecs (#220)
• Add TransformationOptions parameter to remove metadata tracks (#221)
• Fix for incorrect audio frame presentation time when trimming (#225)
• Default to 30 fps target frame rate if parameter is missing (#227)
• Set default buffer size when creating VideoRendererInputSurface (#228)
• Implement AudioRecord support for audio track (#229) by @IanDBird
• Allow transcoders advance to next track or EoS past selection end (#230)

Version 1.5.3

• Implementation of audio overlay filter (#199)
• Release BufferFilter's when renderer is released (#200)
• Allocate/deallocate native input/output buffers on init/release (#202)
• Add ability to reduce the target video's frame rate (#208) by @niekdev
• Add TransformationOptions flag to remove audio track(s) (#209)
• Fix for incorrect bitrate extraction in size estimation (#212)
• Use source (or default) frame rate when creating video MediaFormat (#213)
• Use null target MediaFormat for generic tracks (#214)

Version 1.5.2

• Audio filter that changes track volume(#193)
• Fix ConcurrentModificationException when removing jobs (#195) by @ReallyVasiliy
• Notify TransformationListener before releasing TransformationJob (#198) by @simekadam

Version 1.5.1

• Fix for incorrect orientation angle calculation during MVP matrix initialization (#185) by @kolesnikov-pasha
• AudioRenderer now picks correct AudioProcessor when audio format changes during transcoding (#190)

Version 1.5.0

"Major" release because deprecated transform methods were removed in MediaTransformer

• Fix for error callback is not called with InsufficientDiskSpace exception (#179) by @mikeshuttjuvo
• Add new transform method that accepts output URI (#182)
• Support for transcoding video to VP8/VP9 (#183)
• Remove deprecated MediaTransformer methods (#184)

Version 1.4.19

• Fix for missing documentation jar in release
• Fix for not yet started thumbnail jobs not being cleared when cancelled #177

Version 1.4.18

This release introduces a lot of audio processing improvements and fixes:

• A new AudioRenderer, focused solely on audio processing
• Capability to change sampling rate with high performance and high quality, provided by integrating Oboe resampler.
• Capability to mix stereo audio to mono and vice versa.
• Support for audio filters.
• Support for writing raw audio into WAV file.
• Fix for dropped audio frames.

Version 1.4.17

• Allow non-negative reads from source buffer during transcoding #133
• Fix GlVideoRenderer.hasFilters() logic #135
• Obtain frame rate and interval from MediaFormat as either float or int #138
• Do not set "profile" (MediaCodec.KEY_PROFILE) on the encoder #139
• Add new target size estimation APIs to MediaTransformer #155
• Fix for incorrect size estimation with range #154
• New AudioRenderer implementation, with a render queue #159
• Support for extracting a series of video thumbnails #146