mlt-6.8.0

[Bruce Dubbs]

New minor version.

[Bruce Dubbs]

MLT Release Notes

Version 6.8.0 - May 10, 2018

This version improves support for multi-channel audio and adds some new manipulation functions to the mlt_animation API.

Framework

• Added support for musl C library.
• Added functions for audio channel layouts:
  • mlt_channel_layout_name()
  • mlt_channel_layout_id()
  • mlt_channel_layout_channels()
  • mlt_channel_layout_default()
• Added channel_layout property to mlt_consumer.
• Added mlt_channel_layout enum.
• Disabled memory pooling by default and require compile macro USE_MLT_POOL to re-enable it.
• Fixed reliability of keyframed properties serializing properly.
• Fixed parsing non-animated string as an animation.
• Added more functions to mlt_animation:
  • mlt_animation_key_set_type()
  • mlt_animation_key_set_frame()
  • Mlt::Animation::key_set_type()
  • Mlt::Animation::key_set_frame()

Modules

• Fixed some crashes in qimage producer especially with alpha channel.
• Fixed >2 channel audio output in the SDL consumers.
• Fixed >2 channel audio output in the rtaudio consumer on Windows.
• Fixed vorbis encoding with FFmpeg v3.4+.
• qimage and qtext are now higher priority than gtk2 pixbuf and pango by the loader producer.
• Added support for more channel counts to decklink consumer.
• Added swresample filter based on libswresample from FFmpeg. This is now the preferred channel count normalizing filter used by the loader producer.
• Fixed the strange "Undefined constant" and "Unable to parse option value" log messages in the the avformat consumer.
• Fixed GIF and DPX writing in avformat consumer.
• Reduced the memory usage of the affine transition and filters.
• Fixed a crash in kdenlivetitle producer.
• Fixed a crash in the rotoscoping filter.
• Fixed frame rate reported in Matroska and WebM files produced by the avformat consumer.
• Added sdl2_audio consumer.
• Fixed alpha channel support for more pixel formats in the avformat producer.
• Converted the affine transition to use mlt_rect and mlt_animation.
• Fixed LADSPA plugins with mono channel audio.

Other

• Fixed a melt command line parsing bug when argument supplied to -transition.
• Fixed melt with SDL2 on Windows not using stdio and stderr.
• Improved speed of the vp9 avformat consumer preset.

[Bruce Dubbs]

Fixed at revision 20158.