Ffmpeg library
Author: c | 2025-04-24
downloadmanager.exe - Movavi Download and Install Manager; converter.exe - Movavi Video Converter; avcodec-55.dll (by FFmpeg Project) - FFmpeg (FFmpeg codec library) avfilter-4.dll (by FFmpeg Project) - FFmpeg audio/video filtering library avformat-55.dll - FFmpeg container format library; avutil-52.dll - FFmpeg utility library; Application.dll Subpackages. ffmpeg-free - A complete solution to record, convert and stream audio and video; ffmpeg-free-devel - Development package for ffmpeg; libavcodec-free - FFmpeg codec library; libavcodec-free-devel - Development files for FFmpeg's codec library; libavdevice-free - FFmpeg device library; libavdevice-free-devel - Development files for FFmpeg's device library
GitHub - tuarua/FFmpeg-for-Android-Prebuilt: FFmpeg libraries
Asking a question via Launchpad before contacting the maintainer directly. Banktivity 7 0 5 mac. Leaf 5 1 5 x 4.Original Maintainers (usually from Debian):Debian Multimedia Maintainers (Mail Archive) Rogério Brito Reinhard Tartler Fabian Greffrath Sebastian Ramacher It should generally not be necessary for users to contact the original maintainer. Tomates time management 7 3.External Resources:Homepage [www.handbrake.fr]Similar packages:versatile DVD ripper and video transcoder (command line)Other Packages Related to handbrake-clidependsrecommendssuggestsenhancesHandbrake Encoder Leveldep:libass5 (>= 0.13.0) library for SSA/ASS subtitles rendering dep:libavcodec-ffmpeg56 (>= 7:2.4) FFmpeg library with de/encoders for audio/video codecs - runtime files or libavcodec-ffmpeg-extra56 (>= 7:2.4) FFmpeg library with additional de/encoders for audio/video codecs dep:libavformat-ffmpeg56 (>= 7:2.4) FFmpeg library with (de)muxers for multimedia containers - runtime files dep:libavresample-ffmpeg2 (>= 7:2.4) FFmpeg compatibility library for resampling - runtime files dep:libavutil-ffmpeg54 (>= 7:2.4) FFmpeg library with functions for simplifying programming - runtime files dep:libbluray1 (>= 1:0.2.2) Blu-ray disc playback support library (shared library) dep:libc6 (>= 2.14) [amd64]GNU C Library: Shared libraries also a virtual package provided by libc6-udebdep:libc6 (>= 2.7) [not amd64]dep:libdvdnav4 (>= 4.9.0~~gita5c13254) DVD navigation library dep:libdvdread4 (>= 4.1.3) library for reading DVDs dep:libgcc1 (>= 1:4.2) [not amd64]GCC support library dep:libmp3lame0MP3 encoding library dep:libsamplerate0 (>= 0.1.7) Audio sample rate conversion library dep:libswscale-ffmpeg3 (>= 7:2.4) FFmpeg library for image scaling and various conversions - runtime files dep:libtheora0 (>= 1.0) Theora Video Compression Codec dep:libvorbis0a (>= 1.1.2) decoder library for Vorbis General Audio Compression Codec dep:libvorbisenc2 (>= 1.1.2) encoder library for Vorbis General Audio Compression Codec dep:libx264-148x264 video coding library dep:libx265-79 (>= 1.9) H.265/HEVC
Making a GDExtension with the ffmpeg library - [1] GoZen-ffmpeg
This website contains an expansive set of resources for learning about and using FFmpeg.What is FFmpeg?FFmpeg is a free and open-source project consisting of a vast software suite of libraries and programs for handling video, audio, and other multimedia files and streams.At its core is the FFmpeg program itself, designed for command-line-based processing of video and audio files, and widely used for format transcoding, basic editing (trimming and concatenation), video scaling, video post-production effects, and standards compliance (SMPTE, ITU).FFmpeg includes libavcodec, an audio/video codec library used by many commercial and free software products, libavformat (Lavf), an audio/video container mux and demux library, and the core ffmpeg command-line program for transcoding multimedia files. FFmpeg is published under the GNU Lesser General Public License 2.1+ or GNU General Public License 2+ (depending on which options are enabled).What is FFmpeg used for?FFmpeg is used by software such as VLC media player, xine, Cinelerra-GG video editor, Plex, Kodi, Blender, HandBrake, YouTube, and MPC-HC; it handles video and audio playback in Google Chrome, and Linux version of Firefox.FFmpeg is also used in video editing software, such as Shotcut, OpenShot, Kdenlive, Flowblade, Olive, Pitivi, and Lightworks, and video players such as mpv, MPlayer, and VLC media player. FFmpeg can be used along with VP9 and Vorbis libraries for building the HTML5 video player for the Wikimedia Foundation as of 2013.Get startedFollow our in-depth guides to get started with FFmpeg. Then, learn about some common tasks and how they can be accomplished.ResourcesA Guide to FFmpegInstalling the FFmpeg library in Audacity
FFmpegSource (usually known as FFMS or FFMS2) is a cross-platform wrapper library around FFmpeg. It gives you an easy, convenient way to say "open and decompress this media file for me, I don't care how you do it" and get frame- and sample-accurate access (usually), without having to bother with the sometimes less than straightforward and less than perfectly documented FFmpeg API.The library is written in C++, but the public API is pure C, so if you can link to a C library, you can use FFMS2. The source is available under the MIT license, but the license of the binaries depends on how FFmpeg was compiled. There are optional components that require a GPL FFmpeg, and if those are compiled in FFMS2 itself becomes covered by the GPL as well. The official Windows builds are GPLv3 for this reason.For more information on using the library, see the API documentation and the changelog.Avisynth and VapourSynth pluginFor the end user, the most visible use of FFMS is the implementation of both an Avisynth and a VapourSynth source plugin that uses the FFMS library to open media files. This plugin is a part of the FFMS2 project and is available for download here; for documentation see the Avisynth user guide.FeaturesIn addition to being able to open almost any common audio or video format, the Avisynth plugin has a number of more or less unique properties that other Avisynth source filters lack:It is the only source filter that has support for Unicode filenames that are not representable in the system codepage.It is the only source filter that has proper variable framerate (VFR) support.It is the only general-purpose (i.e. not restricted to one or a few formats) source filter that will work reliably when running Avisynth under Wine.It is the only general-purpose source filter that does not rely on external decoders.It is (probably) the only source filter that supports mid-stream video resolution switches.Versions and variantsIf you're confused by all the different variants, here's a small explanation:Vanilla (no suffix): standard 32-bit version. If you don't know what you want, you want this.-x64: 64-bit version; mostly. downloadmanager.exe - Movavi Download and Install Manager; converter.exe - Movavi Video Converter; avcodec-55.dll (by FFmpeg Project) - FFmpeg (FFmpeg codec library) avfilter-4.dll (by FFmpeg Project) - FFmpeg audio/video filtering library avformat-55.dll - FFmpeg container format library; avutil-52.dll - FFmpeg utility library; Application.dllFreshPorts - multimedia/linux-rl9-ffmpeg: FFMpeg library (Rocky
Sample rate refers to the number of audio samples recorded per second, measured in Hertz (Hz). It has a significant impact on the fidelity and size of the audio. Common sample rates are 44.1 and 48 kHz. However, sometimes you may need to change the sample rate to support a specific device or for other purposes. In this case, this post explains how to change the sample rate using the open-source tool - Audacity. Just read and follow. How to Change Sample Rate in Audacity? Step 1. Import File into Audacity Download and install Audacity from its official website. Launch it and click "File" > "Open" in the top menu bar to import the audio file you want to change. Tips: If your audio file cannot be imported into Audacity, you can install the FFmpeg library for Audacity, which allows you to import a much larger range of audio formats, including AC3, M4A, MP4, WMA, etc. How to install the FFmpeg library for Audacity: 1. Navigate to the "Edit" > "Preferences" section in the top menu bar. 2. Press the "Download" button to go to the Audacity FAQ website. 3. Read the FFmpeg library info and click “Installing FFmpeg” to download the FFmpeg installer. (For most PCs, 64-bit is the correct version.) 4. Follow the page instructions to download the FFmpeg installer, and click the downloaded .exe file to complete the installation. (By default, FFmpeg for Audacity will be stored in C:\Program Files\FFmpeg for Audacity.) 5. Restart Audacity and import the file again. Step 2. Change Sample Rate in Audacity Click "Tracks" in the top menu bar and select "Resample". Then you can select a desired sample rate from the "New sample rate (Hz)" drop-down list. Click "OK" to confirm the selection. You can also change the sample rate by clicking the down arrow icon of the track and selecting "Rate" to choose a preferable sample rate. Step 3. Export Audio File Go to the top menu bar and select "File" again, then choose "Export Audio". In the pop-up window, you can specify the file name, output path, format, and other audio settings. Then click "Export" to output the audio file to your device. Though Audacity can change the sample rate, the steps may be a little complicated, especially for downloading and installing the FFmpeg library if your file formats are not supported. Want to change the audio sample ratexonecas/ffmpeg-node: Node.js Module for ffmpeg library. - GitHub
Select visible columns from the context menu of the file list and from the main menu- Automatic scrolling of text in the window with the conversion progressPazera Free Audio Extractor 2.6- New output formats/codecs: Opus (Ogg), MKA - Opus, CAF - Opus- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- New conversion profiles- New translations: Arabic, Dutch, Korean- Bug fixes and enhancementsPazera Free Audio Extractor 2.5- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- Added ability to edit output directory list- Changes in the program interface: slightly modified toolbar and menus- New window: Tools Info- Bug fixes and enhancementsPazera Free Audio Extractor 2.4- From now program is also available in a 64-bit version- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- New output formats/codecs: M4A - ALAC (Apple Lossless Audio Codec), WavPack, AIFF- Better support for FLAC files- Additional navigation buttons- Ability to set a prefix and suffix for the names of the generated files- New visual style: Cobalt XEMedia- Improved compatibility with Windows XP- Minor bug fixes and enhancementsPazera Free Audio Extractor 2.3- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- Possibility to splitting the output files based on chapters stored in the source files- New columns: full file name, audio codec, audio codec ID, audio profile, audio bitrate, channels, sampling, audio stream size, menu, chapter count, chapter number, chapter title, chapter start, chapter end- Displaying a more detailed information about the source files in the File properties window- New actions: clear file list, uncheck all files, check selected files, uncheck selected files- Possibility to hide panel with conversion settings- Added support for Swedish languagePazera Free Audio Extractor 2.2- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- New file list control with many additional features (sorting, row and column moving...)- Changed toolbar- New icons-csnewman/ffmpeg-go: Go bindings for the FFmpeg libraries - GitHub
If you are having trouble with videos on the web that are not flash, it is probably a video that uses the H.264 codec. In the past chromium-codecs-ffmpeg-extra has resolved this (and might again) Unfortunately, Opera has some issues with using the library sometimes, because it's so tightly integrated with chromium. There is no 100% good solution of getting H.264 support in Opera right now.Basically Opera is having trouble with the licensing. The library that provides many codecs that Opera uses is called ffmpeg. However, they have removed the H.264 part of it, because even though ffmpeg has a free license, the patent pool of H.264 will demand license fees from commercial projects that are using implementations of it, like Opera.Chromium and Chrome, however, do have support for H.264 in their ffmpeg library, because Google has payed the license fee.Switching to Google Chrome or perhaps Chromium is highly likely to resolve this issue entirely.(it did for me on both Ubuntu 14.04 and 16.04 - 64-bit) The only other option I can suggest even trying is the installation of the Ubuntu Resticted Extras Package Available in the [multiverse repository] which is defined as Unsupported, Closed-Source and Patent-Encumbered Software:For more on the multiverse repository and how and whether to enable it see this excellent Q & ASources: the difference between multiverse, universe, restricted and main?foyzulkarim/ffmpeg-ui: UI for popular ffmpeg library - GitHub
Import > Audio and always use one of those import methods. To force FFmpeg to import native Audacity formats when using File > Recent Files or dragging in, add rules for those formats in Extended Import Preferences. To force FFmpeg import irrespective of the filter when using File > Open or File > Import > Audio, uncheck "Attempt to use filter in OpenFile dialog first" in Extended Import Preferences as well as adding the rule for the format.(Linux) AAC exports produce a zero bytes file if the Audacity project rate is below 22050 Hz. Additionally, the "Quality" slider in AAC export Options has no effect on the exported bitrate. "Workaround: Export as WAV and convert to AAC using FFmpeg at the terminal.(Linux) Exports using "M4A (AAC) Files" are very slow irrespective of the AAC encoder FFmpeg is configured to use. Workaround: choose (external program) when exporting, entering an appropriate path and command (for example, /usr/bin/ffmpeg -i - "%f") to run FFmpeg using Audacity's command-line encoder.(Linux) Files exported using the FFmpeg native AAC encoder included with many system versions of FFmpeg are of very poor quality. This is an issue with the library itself. Workaround: When compiling FFmpeg, configure with the libfaac encoder thus: --disable-encoder=aac --enable-libfaac. Note that libfaac has an issue not present in the native FFmpeg encoder that saved files are short at the end by about 3000 samples.(Linux) Mono AAC files import as stereo if FFmpeg uses the libfaad decoder. This is again an issue with the library itself.(OS X and Linux) Entering a backslash "" in a file name when saving a project gives a "Could not save project. Path not found." error.Album art and lyrics in imported metadata are lost when exporting.Exported "Comments" ID3 tags are not recognized by Windows Media Player or Explorer.Genre WAV info. downloadmanager.exe - Movavi Download and Install Manager; converter.exe - Movavi Video Converter; avcodec-55.dll (by FFmpeg Project) - FFmpeg (FFmpeg codec library) avfilter-4.dll (by FFmpeg Project) - FFmpeg audio/video filtering library avformat-55.dll - FFmpeg container format library; avutil-52.dll - FFmpeg utility library; Application.dll
17 FFmpeg Library - Open Library Publishing Platform
Convert audio and video directly on the device using FFmpeg ffmpeg.org/FFmpeg is a set of open source libraries that allow you to record, convert digital audio and video recordings in various formats. It includes libavcodec, a library for encoding and decoding audio and video, and libavformat, a library for multiplexing and demultiplexing into a media container. The name comes from the name of the MPEG and FF expert group, meaning fast forward.FFmpeg is already built into the program and does not require downloading additional codecs.The conversion takes place directly on the device (the Internet is not required), and the conversion speed depends on the processor speed of the device.Supports: MPEG4, h265, h264, mp3, 3gp, aac, ogg (vorbis and theora), opus, vp8, vp9 and many other formats (you will find the list in the app).Requirements: Android 4.4 and the availability of the processor ARMv7, ARMv8, x86, x86_64.FFmpeg with x264, x265, ogg, vorbis, theora, opus, vp8, vp9, mp3lame, libxvid, libfdk_aac, libvo_amrwbenc, libopencore-amr, speex, libsox, libwavpack, libwebp, librtmpMore options can be found in the help pages for FFmpeg. Show more Show lessFAQ:Installing the FFmpeg Import/Export Library
FFmpeg version 7.0 was released in April 2024. In this article, you can learn to build new FFmpeg command-line binaries from the git source and test-drive some of its new features such as the ability to dynamically generate QR codes on video. IntroductionLast week, a new version of FFmpeg — version 7.0 — was released. In this article, I shall limit myself to changes in the FFmpeg command-line tools (CLI), not the FFmpeg library. However, of note among the new set of coders, decoders, muxers, demuxers and filters is a native decoder for the H266 codec (VVC — Versatile Video Coding). The new version also supports Immersive Audio, which is an immersive sound or 3D sound alternative to Dolby Atmos. (Immersive sound has support for any number of channels, particularly height channels in addition to surround channels.)What is new in FFmpeg v7.0 CLIUsers of the FFmpeg command-line tools (ffmpeg, ffprobe and ffplay) would be interested in: Multi-threaded conversion: FFmpeg will perform muxing, demuxing, encoding, decoding and filtering on different threads. You will find improved performance only when there are multiple input sources and/or output destinations. If you are converting a single file from one format to another file with a different format, the ffmpeg command will not leverage this new ability. Loopback decoders: The processed pre-muxing output streams can be fed back as input to a filter. New filters: Among the new filters, there is one which can place a dynamically generated QR code over a video. Removal of deprecated. downloadmanager.exe - Movavi Download and Install Manager; converter.exe - Movavi Video Converter; avcodec-55.dll (by FFmpeg Project) - FFmpeg (FFmpeg codec library) avfilter-4.dll (by FFmpeg Project) - FFmpeg audio/video filtering library avformat-55.dll - FFmpeg container format library; avutil-52.dll - FFmpeg utility library; Application.dllffmpeg-nextRust video library // Lib.rs
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Asking a question via Launchpad before contacting the maintainer directly. Banktivity 7 0 5 mac. Leaf 5 1 5 x 4.Original Maintainers (usually from Debian):Debian Multimedia Maintainers (Mail Archive) Rogério Brito Reinhard Tartler Fabian Greffrath Sebastian Ramacher It should generally not be necessary for users to contact the original maintainer. Tomates time management 7 3.External Resources:Homepage [www.handbrake.fr]Similar packages:versatile DVD ripper and video transcoder (command line)Other Packages Related to handbrake-clidependsrecommendssuggestsenhancesHandbrake Encoder Leveldep:libass5 (>= 0.13.0) library for SSA/ASS subtitles rendering dep:libavcodec-ffmpeg56 (>= 7:2.4) FFmpeg library with de/encoders for audio/video codecs - runtime files or libavcodec-ffmpeg-extra56 (>= 7:2.4) FFmpeg library with additional de/encoders for audio/video codecs dep:libavformat-ffmpeg56 (>= 7:2.4) FFmpeg library with (de)muxers for multimedia containers - runtime files dep:libavresample-ffmpeg2 (>= 7:2.4) FFmpeg compatibility library for resampling - runtime files dep:libavutil-ffmpeg54 (>= 7:2.4) FFmpeg library with functions for simplifying programming - runtime files dep:libbluray1 (>= 1:0.2.2) Blu-ray disc playback support library (shared library) dep:libc6 (>= 2.14) [amd64]GNU C Library: Shared libraries also a virtual package provided by libc6-udebdep:libc6 (>= 2.7) [not amd64]dep:libdvdnav4 (>= 4.9.0~~gita5c13254) DVD navigation library dep:libdvdread4 (>= 4.1.3) library for reading DVDs dep:libgcc1 (>= 1:4.2) [not amd64]GCC support library dep:libmp3lame0MP3 encoding library dep:libsamplerate0 (>= 0.1.7) Audio sample rate conversion library dep:libswscale-ffmpeg3 (>= 7:2.4) FFmpeg library for image scaling and various conversions - runtime files dep:libtheora0 (>= 1.0) Theora Video Compression Codec dep:libvorbis0a (>= 1.1.2) decoder library for Vorbis General Audio Compression Codec dep:libvorbisenc2 (>= 1.1.2) encoder library for Vorbis General Audio Compression Codec dep:libx264-148x264 video coding library dep:libx265-79 (>= 1.9) H.265/HEVC
2025-04-22This website contains an expansive set of resources for learning about and using FFmpeg.What is FFmpeg?FFmpeg is a free and open-source project consisting of a vast software suite of libraries and programs for handling video, audio, and other multimedia files and streams.At its core is the FFmpeg program itself, designed for command-line-based processing of video and audio files, and widely used for format transcoding, basic editing (trimming and concatenation), video scaling, video post-production effects, and standards compliance (SMPTE, ITU).FFmpeg includes libavcodec, an audio/video codec library used by many commercial and free software products, libavformat (Lavf), an audio/video container mux and demux library, and the core ffmpeg command-line program for transcoding multimedia files. FFmpeg is published under the GNU Lesser General Public License 2.1+ or GNU General Public License 2+ (depending on which options are enabled).What is FFmpeg used for?FFmpeg is used by software such as VLC media player, xine, Cinelerra-GG video editor, Plex, Kodi, Blender, HandBrake, YouTube, and MPC-HC; it handles video and audio playback in Google Chrome, and Linux version of Firefox.FFmpeg is also used in video editing software, such as Shotcut, OpenShot, Kdenlive, Flowblade, Olive, Pitivi, and Lightworks, and video players such as mpv, MPlayer, and VLC media player. FFmpeg can be used along with VP9 and Vorbis libraries for building the HTML5 video player for the Wikimedia Foundation as of 2013.Get startedFollow our in-depth guides to get started with FFmpeg. Then, learn about some common tasks and how they can be accomplished.ResourcesA Guide to FFmpeg
2025-04-18Sample rate refers to the number of audio samples recorded per second, measured in Hertz (Hz). It has a significant impact on the fidelity and size of the audio. Common sample rates are 44.1 and 48 kHz. However, sometimes you may need to change the sample rate to support a specific device or for other purposes. In this case, this post explains how to change the sample rate using the open-source tool - Audacity. Just read and follow. How to Change Sample Rate in Audacity? Step 1. Import File into Audacity Download and install Audacity from its official website. Launch it and click "File" > "Open" in the top menu bar to import the audio file you want to change. Tips: If your audio file cannot be imported into Audacity, you can install the FFmpeg library for Audacity, which allows you to import a much larger range of audio formats, including AC3, M4A, MP4, WMA, etc. How to install the FFmpeg library for Audacity: 1. Navigate to the "Edit" > "Preferences" section in the top menu bar. 2. Press the "Download" button to go to the Audacity FAQ website. 3. Read the FFmpeg library info and click “Installing FFmpeg” to download the FFmpeg installer. (For most PCs, 64-bit is the correct version.) 4. Follow the page instructions to download the FFmpeg installer, and click the downloaded .exe file to complete the installation. (By default, FFmpeg for Audacity will be stored in C:\Program Files\FFmpeg for Audacity.) 5. Restart Audacity and import the file again. Step 2. Change Sample Rate in Audacity Click "Tracks" in the top menu bar and select "Resample". Then you can select a desired sample rate from the "New sample rate (Hz)" drop-down list. Click "OK" to confirm the selection. You can also change the sample rate by clicking the down arrow icon of the track and selecting "Rate" to choose a preferable sample rate. Step 3. Export Audio File Go to the top menu bar and select "File" again, then choose "Export Audio". In the pop-up window, you can specify the file name, output path, format, and other audio settings. Then click "Export" to output the audio file to your device. Though Audacity can change the sample rate, the steps may be a little complicated, especially for downloading and installing the FFmpeg library if your file formats are not supported. Want to change the audio sample rate
2025-03-26Select visible columns from the context menu of the file list and from the main menu- Automatic scrolling of text in the window with the conversion progressPazera Free Audio Extractor 2.6- New output formats/codecs: Opus (Ogg), MKA - Opus, CAF - Opus- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- New conversion profiles- New translations: Arabic, Dutch, Korean- Bug fixes and enhancementsPazera Free Audio Extractor 2.5- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- Added ability to edit output directory list- Changes in the program interface: slightly modified toolbar and menus- New window: Tools Info- Bug fixes and enhancementsPazera Free Audio Extractor 2.4- From now program is also available in a 64-bit version- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- New output formats/codecs: M4A - ALAC (Apple Lossless Audio Codec), WavPack, AIFF- Better support for FLAC files- Additional navigation buttons- Ability to set a prefix and suffix for the names of the generated files- New visual style: Cobalt XEMedia- Improved compatibility with Windows XP- Minor bug fixes and enhancementsPazera Free Audio Extractor 2.3- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- Possibility to splitting the output files based on chapters stored in the source files- New columns: full file name, audio codec, audio codec ID, audio profile, audio bitrate, channels, sampling, audio stream size, menu, chapter count, chapter number, chapter title, chapter start, chapter end- Displaying a more detailed information about the source files in the File properties window- New actions: clear file list, uncheck all files, check selected files, uncheck selected files- Possibility to hide panel with conversion settings- Added support for Swedish languagePazera Free Audio Extractor 2.2- New conversion engine (FFmpeg) and multimedia information library (MediaInfo)- New file list control with many additional features (sorting, row and column moving...)- Changed toolbar- New icons-
2025-04-17Import > Audio and always use one of those import methods. To force FFmpeg to import native Audacity formats when using File > Recent Files or dragging in, add rules for those formats in Extended Import Preferences. To force FFmpeg import irrespective of the filter when using File > Open or File > Import > Audio, uncheck "Attempt to use filter in OpenFile dialog first" in Extended Import Preferences as well as adding the rule for the format.(Linux) AAC exports produce a zero bytes file if the Audacity project rate is below 22050 Hz. Additionally, the "Quality" slider in AAC export Options has no effect on the exported bitrate. "Workaround: Export as WAV and convert to AAC using FFmpeg at the terminal.(Linux) Exports using "M4A (AAC) Files" are very slow irrespective of the AAC encoder FFmpeg is configured to use. Workaround: choose (external program) when exporting, entering an appropriate path and command (for example, /usr/bin/ffmpeg -i - "%f") to run FFmpeg using Audacity's command-line encoder.(Linux) Files exported using the FFmpeg native AAC encoder included with many system versions of FFmpeg are of very poor quality. This is an issue with the library itself. Workaround: When compiling FFmpeg, configure with the libfaac encoder thus: --disable-encoder=aac --enable-libfaac. Note that libfaac has an issue not present in the native FFmpeg encoder that saved files are short at the end by about 3000 samples.(Linux) Mono AAC files import as stereo if FFmpeg uses the libfaad decoder. This is again an issue with the library itself.(OS X and Linux) Entering a backslash "" in a file name when saving a project gives a "Could not save project. Path not found." error.Album art and lyrics in imported metadata are lost when exporting.Exported "Comments" ID3 tags are not recognized by Windows Media Player or Explorer.Genre WAV info
2025-04-12