Changes in version 0.9.6 (2025-10-20)                  

    o   Fix two bugs bugs in read_audio_fft (#64, #63)

                 Changes in version 0.9.5 (2025-08-25)                  

    o   Fix build for ffmpeg 8.0

                 Changes in version 0.9.4 (2025-01-29)                  

    o   Windows: use ffmpeg from Rtools when available

    o   Relax unit tests for libavfilter-free-devel on RedHat/Fedora

    o   av_video_images() gains a trim parameter

    o   Some internal fixes to support trim filters

                 Changes in version 0.9.3 (2024-11-09)                  

    o   Fixes for ffmpeg 7.1

    o   Cleanup configure script

                 Changes in version 0.9.1 (2024-08-16)                  

    o   Fixes for ffmpeg-7

    o   Remove redunant and deprecated calls to avcodec_close()

                 Changes in version 0.9.0 (2023-12-04)                  

    o   Switch FFT to new tx.h API (old API is marked deprecated in ffmpeg 6.1)

                 Changes in version 0.8.6 (2023-10-16)                  

    o   Fix pthread linking on Windows

                 Changes in version 0.8.5 (2023-09-25)                  

    o   Windows: update to ffmpeg 6.0

                 Changes in version 0.8.4 (2023-08-09)                  

    o   Remove a deprecated function

    o   MacOS: update to ffmpeg 6.0

                 Changes in version 0.8.3 (2023-02-05)                  

    o   Remove a harmless warning

    o   Windows: update to ffmpeg 4.4.3

                 Changes in version 0.8.2 (2022-10-06)                  

    o   Fix Wstrict-prototype warnings

                 Changes in version 0.8.1 (2022-08-20)                  

    o   Better version check for new new AVChannelLayout (fixes build on ffmpeg 5.0)

                 Changes in version 0.8.0 (2022-08-13)                  

    o   Fix build with ffmpeg 5.1

    o   Switch to new AVChannelLayout APIs for ffmpeg 5.1

                 Changes in version 0.7.0 (2022-02-08)                  

    o   Internal changes needed for FFMPEG-5 (issue #40)

                 Changes in version 0.6.0 (2021-05-04)                  

    o   Remove accidental NA values from read_audio_bin()

    o   Windows: add ucrt libs

                 Changes in version 0.5.1 (2020-09-28)                  

    o   Fix bug on Catalina that fails loading av if base packages aren't attached. (#29)

    o   Workaround for false positives in CleanupReporter

                         Changes in version 0.5                         

    o   Ported read_audio_bin() to pure C, match parameters with read_audio_fft()

    o   Fix total_time parameter in av_audio_convert() to account for start time

    o   Unit test now uses CPU time instead of elapsed time (BDR)

    o   Added start_time and end_time parameters to read_audio_fft()

    o   Rename av_video_info to av_media_info

    o   Minor tweaks to configure script

                         Changes in version 0.4                         

    o   Windows/MacOS: CRAN binary packages now ship with ffmpeg 4.2.2 + drivers: vorbis,
	vpx, ogg, lame, xvid, x264

    o   Removed forced keyframes (gop_size) when encoding video from graphics or PNG images.
	This reduces output video size, hopefully no major quality regressions.

    o   New functions for audio! read_audio_fft() and read_audio_bin()

    o   New method plot.fft_data() for spectogram, e.g: plot(read_audio_fft('sample.mp3'))

    o   New function av_spectrogram_video() to create spectrogram movie

    o   Detect and error in configure if FFmpeg is too old

    o   New parameters channel and sample_rate in av_audio_convert()

                  Changes in version 0.3 (2019-08-21)                   

    o   Input can now contain video, i.e. multiple images per file. Previously
	we would only read a single image from each input file, but now we read
	all of them.

    o   Major refactoring to suppor the above, hopefully no breakage.

    o   New functions av_video_convert() and av_audio_convert()

    o   New function av_video_images()

    o   Switch to R_UnwindProtect to implement cleanup on exit

    o   Test, tests, tests, so many tests.

                  Changes in version 0.2 (2018-09-30)                   

    o   Initial CRAN release