{"id":99691,"date":"2021-04-09T10:22:48","date_gmt":"2021-04-09T08:22:48","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-multimedia-paketa-ffmpeg-4-4"},"modified":"2021-04-09T10:22:48","modified_gmt":"2021-04-09T08:22:48","slug":"vypusk-multimedia-paketa-ffmpeg-4-4","status":"publish","type":"post","link":"https:\/\/prohoster.info\/en\/blog\/news\/vypusk-multimedia-paketa-ffmpeg-4-4","title":{"rendered":"Release of the FFmpeg 4.4 multimedia package","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>After ten months of development, the FFmpeg 4.4 multimedia package is available, including a set of applications and a collection of libraries for handling various multimedia formats (recording, converting, and decoding audio and video formats). The package is distributed under LGPL and GPL licenses, and the development of FFmpeg is conducted alongside the MPlayer project.     <\/p>\n<p>Key changes in FFmpeg 4.4 include:   <\/p>\n<ul>\n<li class=\"l\"> Implemented the ability to use the VDPAU (Video Decode and Presentation) API for hardware acceleration of video decoding in HEVC\/H.265 (10\/12bit) and VP9 (10\/12bit) formats.\n<li class=\"l\"> Support is provided for decoding AV1 video using NVIDIA NVDEC and Intel QSV (Quick Sync Video) hardware acceleration engines, as well as via the DXVA2\/D3D11VA API.\n<li class=\"l\">Added the capability to encode AV1 in monochrome mode, using the libaom library (version 2.0.1 or higher required).\n<li class=\"l\"> Enabled the encoding of AV1 video using the SVT-AV1 (Scalable Video Technology AV1) encoder, utilizing the hardware parallel computing capabilities present in modern Intel CPUs.\n<li class=\"l\"> Added an output device through the AudioToolbox framework.\n<li class=\"l\"> Support for the \"gophers\" protocol (gopher over TLS) has been added.\n<li class=\"l\"> Support for the RIST (Reliable Internet Stream Transport) protocol has been added, using librist.\n<li class=\"l\"> Support for the encoder based on libwavpack has been removed.\n<li class=\"l\"> New decoders added: AV1 (with hardware acceleration), AV1 (via VAAPI), AVS3 (via libuavs3d), Cintel RAW, PhotoCD, PGX, IPU, MobiClip Video, MobiClip FastAudio, ADPCM IMA MOFLEX, Argonaut Games Video, MSP v2 (Microsoft Paint), Simbiosis IMX, Digital Pictures SGA.\n<li class=\"l\"> New encoders added: RPZA, PFM, Cineform HD, OpenEXR, SpeedHQ, ADPCM IMA Ubisoft APM, ADPCM Argonaut Games, High Voltage Software ADPCM, ADPCM IMA AMV, TTML (subtitles).\n<li class=\"l\"> New media container muxers added: AMV, Rayman 2 APM, ASF (Argonaut Games), TTML (subtitles), LEGO Racers ALP (.tun and .pcm).\n<li class=\"l\"> New media container demuxers added: AV1 (Low overhead bitstream), ACE, AVS3, MacCaption, MOFLEX, MODS, MCA, SVS, BRP (Argonaut Games), DAT, aax, IPU, xbm_pipe, binka, Simbiosis IMX, Digital Pictures SGA, MSP v2 (Microsoft Paint).\n<li class=\"l\"> New parsers added: IPU, Dolby E, CRI, XBM.\n<li class=\"l\"> New filters:\n<ul>\n<li class=\"l\"> chromanr \u2014 reduces color noise in videos.\n<li class=\"l\"> afreqshift and aphaseshift \u2014 perform frequency and phase shifting of sound.\n<li class=\"l\"> adenorm \u2014 adds noise at a specific level.\n<li class=\"l\"> speechnorm \u2014 performs speech normalization.\n<li class=\"l\"> asupercut \u2014 cuts frequencies above 20 kHz from sound.\n<li class=\"l\"> asubcut \u2014 cuts subwoofer frequencies.\n<li class=\"l\"> asuperpass and asuperstop \u2014 implementation of Butterworth filters.\n<li class=\"l\">  shufflepixels \u2014 rearranges pixels in video frames.\n<li class=\"l\"> tmidequalizer \u2014 applies temporal midway video equalization effect.\n<li class=\"l\"> estdif \u2014 removes interlacing using the Edge Slope Tracing algorithm.\n<li class=\"l\"> epx \u2014 enlargement filter for creating pixel graphics.\n<li class=\"l\"> shear \u2014 shear transformation of video.\n<li class=\"l\"> kirsch \u2014 applies the Kirsch operator to video.\n<li class=\"l\"> colortemperature \u2014 adjusts the color temperature of video.\n<li class=\"l\"> colorcontrast \u2014 adjusts the color contrast between RGB components for video.\n<li class=\"l\"> colorcorrect \u2014 adjusts the white balance for video.\n<li class=\"l\"> colorize \u2014 overlays color onto video.\n<li class=\"l\"> exposure \u2014 adjusts the exposure level for video.\n<li class=\"l\"> monochrome \u2014 converts color video to grayscale.\n<li class=\"l\"> aexciter \u2014 generates high-frequency components of sound that are absent from the original signal.\n<li class=\"l\"> vif and msad \u2014 determine VIF (Visual Information Fidelity) and MSAD (Mean Sum of Absolute Differences) coefficients to assess differences between two videos.\n<li class=\"l\"> identity \u2014 determines the level of difference between two videos.\n<li class=\"l\"> setts \u2014 sets PTS (presentation time stamp) and DTS (decoding time stamp) in packets (bitstream).          <\/ul>\n<\/ul>\n<\/ul>\n<p>Source: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=54930\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u043e\u0441\u043b\u0435 \u0434\u0435\u0441\u044f\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0430-\u043f\u0430\u043a\u0435\u0442 FFmpeg 4.4, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0438 \u043a\u043e\u043b\u043b\u0435\u043a\u0446\u0438\u044e \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a \u0434\u043b\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0439 \u043d\u0430\u0434 \u0440\u0430\u0437\u043b\u0438\u0447\u043d\u044b\u043c\u0438 \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0430-\u0444\u043e\u0440\u043c\u0430\u0442\u0430\u043c\u0438 (\u0437\u0430\u043f\u0438\u0441\u044c, \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0438 \u0434\u0435\u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0437\u0432\u0443\u043a\u043e\u0432\u044b\u0445 \u0438 \u0432\u0438\u0434\u0435\u043e\u0444\u043e\u0440\u043c\u0430\u0442\u043e\u0432). \u041f\u0430\u043a\u0435\u0442 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u044f\u043c\u0438 LGPL \u0438 GPL, \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0430 FFmpeg \u0432\u0435\u0434\u0451\u0442\u0441\u044f \u0441\u043c\u0435\u0436\u043d\u043e \u0441 \u043f\u0440\u043e\u0435\u043a\u0442\u043e\u043c MPlayer. \u0418\u0437 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439, \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u043d\u044b\u0445 \u0432 FFmpeg 4.4, \u043c\u043e\u0436\u043d\u043e \u0432\u044b\u0434\u0435\u043b\u0438\u0442\u044c: \u0420\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u0430 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f API VDPAU (Video Decode [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-99691","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041f\u043e\u0441\u043b\u0435 \u0434\u0435\u0441\u044f\u0442\u0438 \u043c\u0435\u0441\u044f\u0446\u0435\u0432 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u043c\u0443\u043b\u044c\u0442\u0438\u043c\u0435\u0434\u0438\u0430-\u043f\u0430\u043a\u0435\u0442 FFmpeg 4.4, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0438\u0439 \u043d\u0430\u0431\u043e\u0440 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0438 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