The developers just outed a new major release FFmpeg 4. I am worried about the 5 MXF parsing lines: [mxf. Beamr 5x extends the world's best HEVC encoder Beamr 5 with the unique ability to minimize the output bitrate based on the content. The name of the profile can be provided on the command line to select the appropriate one for your needs. Best FFMPEG Alternative for encoding H. 0 video inputs SMPTE 2022-5/-6/-7, SMPTE 2059 2x 10GbE, 2x GbE & 2x USB 3. For those that might want to dive into the deep end of file transcoders here is a Windows command file that uses ffmpeg to convert to DNxHD. Requires the VBV buffersize to be set. -preset veryslow forces H. 0, which should be compatible with any modern device. x branch * Decoder:As a result of the FFmpeg upgrade, HW accelerated HEVC decoding on macOS is now available when supported by the hardware. c in FFmpeg 4. Added x265 codec to ffmpeg in OpenCV 3. 265/HEVC issues, we suggest you try the best FFmpeg alternative that can transcode and convert videos to H. intra_period must >= 8 otherwise segment fault in mesa. http live streaming, hls, Apache Server, MIME Type, Unknown encoder libx264, ffmpeg, segment, stream_segment, ssegment. OK, I Understand. 0 includes the following libraries version:. 264 is still underway. 264 standard defines a set of capabilities, which are referred to as profiles. The developers just outed a new major release FFmpeg 4. The studio profile decoder in libavcodec/mpeg4videodec. mp4" Each one that is interested in a ffmpeg build for windows with it, can use this scrips to build it. 265) support in High Sierra translate to? I have been waiting for High Sierra with a sample file converted into a h. EC2(amazon linux)でffmpegを使ってAV1エンコードしてみた. This changes the video codec. ffmpeg does report a frame rate, so I'm surprised that there should be no fps info b. 2) We can not use HLS segmenting for such hevc stream also. Nor has this filter been tested with anyone who has photosensitive epilepsy. 265 Videos on iPhone 6 " Bara March 30, 2015 at 1:59 pm. Used a program called Everything to search my computer for x265 and found the x265 codex in VLC folders and in the FFmpeg 3. Additionally, it employs HEVC’s RExt Main 4:4:4 profile, Level-8. This option is generally used when encoding for a piece of hardware with bitrate limitations. 265/HEVC videos FFmpeg is a fantastic open source tool to convert, stream audio and video. Their goals are. Your FFmpeg will need to have been built with 10-bit (or even 12-bit) support. 1 -b:v 28000k -minrate 28000k -maxrate 28000k -bufsize 35835k -pix_fmt yuv420p -r 25000/1000 -s 3840x2160 testuhdhevc25p422. Given how DNxHD is restrictively defined and how ffmpeg exposes this to us the command file is a kinda elaborate. 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. ts But quality is bad, it looks like it has only 500kb bitrate, the detail is gone, mosquito noise,. Jayashri has 3 jobs listed on their profile. from a normal coloring it's going to be weird mixture of green,red "ghosty" image. Look below. Hardware: R5 2400g(VCN), rx580/vega64(UVD_ENC) 1. -profile:v main that we use in our H. By using HEVC video compression, this HD content can be compressed at least 30% more efficiently than with AVC video compression. 265 promises the same video quality as H. We can only use "Main", as our video will not be played in Safari otherwise. Utilizing Beamr's content-adaptive patented technology, Beamr 5x enables video experiences such as UHD 4K, HDR, VR, 360 and more to be delivered over today's networks without any interruption. See the GNU * Lesser General Public License for more details. 265 MKV Video to AVC/H. The x265 Encoder lets you store twice as much video on any hard drive or cloud file sharing service, uploading and sharing video twice as fast. In a broader sense it has three profiles, namely; a baseline profile, main profile, and high profile for 2D video coding, and these three key profiles can be further configured to obtain 17 sub-profiles []. Supporting website for the readers of the book FFmpeg Basics, Multimedia handling with a fast audio and video encoder. Brorsoft Video Converter (Windows/Mac) Among all available H. But x265 will produce only a raw HEVC video stream, nothing else. We can only use “Main”, as our video will not be played in Safari otherwise. 264 encoder (Intel/Linux) * New Encoder:Add FFmpeg-based VA-API HW accelerated HEVC encoder (Intel/Linux) * FFmpeg:Migrate to the 4. And FFmpeg is compatible with Linux, Mac OS X, Microsoft Windows and other platforms. Re-encoding video library in x265 (HEVC) with no quality loss. If you choose "H264 (NVIDIA® NVENC)", the "Profile selection menu" appears like below. mov Using standalone MulticoreWare x265 and then mux the resulting file with FFmpeg. You signed out in another tab or window. 264 video encoded with libx264, while retaining the same visual quality. Your FFmpeg will need to have been built with 10-bit (or even 12-bit) support. Hello, I thought I would post a guide to editing and converting a7rii 4K files to H265 HEVC (1/3rd the file size, same quality). mkv -codec hevc -flags +cgop -g 60 -map 0 -f segment -segment_list out. 265 Videos on iPhone 6 " Bara March 30, 2015 at 1:59 pm. Author: Jan van der Meer Introduction. MP4Box -dash 1000 -profile live -out dash_tiled. H265/h264 Live Stream Transcoder Ott Broadcast Mobile Iptv Headend Replaced Xtream Codes,Ffmpeg Software Transcoding , Find Complete Details about H265/h264 Live Stream Transcoder Ott Broadcast Mobile Iptv Headend Replaced Xtream Codes,Ffmpeg Software Transcoding,Live Stream Transcoder,H264 Transcoder,Software Transcoder from Radio & TV Broadcasting Equipment Supplier or Manufacturer-Hangzhou. Contribute to FFmpeg/FFmpeg development by creating an account on GitHub. 264 command selects the video codec profile. 265 Encoding Guide. 265 - HEVC, H. FFmpeg is a fantastic open source tool to convert, stream audio and video. I have been browsing online more than three hours lately, but I never found any attention-grabbing article like yours. 264/AVC with up to 50% bitrate savings. I would like to output this video in some format that Davinci Resolve supports (maybe EXR or TIFF), then use some other software to transcode it to 10-bit HEVC (h. The name of the FFMPEG output file is taken from the current working directory. You signed in with another tab or window. net) To keep things as fair as possible:. ffmpeg,ffmpeg里已经集成了HEVC decoder,但是优化并不充分,Windows PC上性能基本没问题,手机上主流机型只能到720p,解码1080p可能做不到实时。 openHEVC,其实ffmpeg的HEVC docoder的代码就是来自openHEVC,但是不是最新版本,openHEVC的decoder效果更好。. Currently, I am a Video Architect/Engineer at Lytro, working on an an fully immersive (6-Dof, full parallax) live-action VR capture system. ffmpeg多线程调研 1 解码 经调研,ffmpeg对h264, hevc多线程解码,提供配置线程数的接口,如下红色部分, AV_CODEC_CAP_SLICE_THREADS为支持片级多线程,AV_CODEC_CAP_FRAME_THREADS为支持帧级多线程。. FFmpeg is also interesting for streaming conventional and VR videos. Author: Jan van der Meer Introduction. 1 on Android TV. The successor to H. -profile:v main that we use in our H. What You Need to Know About HEVC Video in macOS High Sierra and iOS 11 Monday September 25, 2017 11:24 AM PDT by Tim Hardwick. Re-encoding video library in x265 (HEVC) with no quality loss. Also, HEVC is only supported in High Sierra or later. Format : AVC Format/Info : Advanced Video Codec Format profile : High [email protected] 265) delivers quality video equivalent to H. ffWorks is a front-end to ffMPEG, which is open-source and popular media compression software. Hardware: R5 2400g(VCN), rx580/vega64(UVD_ENC) 1. 0 June 2015. I'm trying to set the profile level of libx265 to mainstillpicture using ffmpeg. I've also included some other ffmpeg output strings we've sent customers for generating h. It is designed with reasonable layout, vivid icon button and matching color. However ffmpeg keeps saying that profile=main10 is an unknown option. Note that the current representation of tiled HEVC representations is still in discussion at MPEG and could change in the near future. 264 command selects the video codec profile. i'm trying to use h265 encoder in ffmpeg library but give me this error: Cannot open libx265 encoder. even if the fps is missing, shouldn't MediaInfo report more than it does atm. With the arrival of iOS 11 and macOS High Sierra, Apple is supporting. While -c:v libx265 tells ffmpeg to encode the new video file in H. ffmpeg can create. ffmpeg does report a frame rate, so I'm surprised that there should be no fps info b. While, there are some FFmpeg errors frequently reported by users, which makes it difficult for FFmpeg to snag the top spot in the industry. FFmpeg and its photosensitivity filter are not making any medical claims. The name of the FFMPEG output file is taken from the current working directory. HEVC and VP9 Codecs: Try them yourself This article explains how to start using HEVC and VP9 software encoders. When I try and open the file with VLC, the screen becomes blank (black) but Task Manager shows that the CPU is being worked heavily by VLC - CPU use around 70^%. One profile definition is required, but mostly likely you will define multiples for different encoding scenarios. I'm trying to set the profile level of libx265 to mainstillpicture using ffmpeg. mkv using FFmpeg. These provide a fast time-to-market path to. Now let’s get to the meat of the matter. Nor has this filter been tested with anyone who has photosensitive epilepsy. [Guide] Hardware accelerated H265/HEVC encoding for Nvidia GTX 950 or newer card owners with FFMPEG. I have tested amdgpu hevc encoding via libva few days ago. 8bit HEVC encoding with FFmpeg. In this guide, I will be explaining how to use FFmpeg multimedia framework to do various audio, video transcoding and conversion operations with examples. ffmpeg -i input -c:v h264_nvenc -profile high444p -pixel_format yuv444p -preset default output. Fraunhofer HHI has developed an encoding solution that fully exploits the unbeaten compression potential of HEVC. 264) High profile at only half the bit rate. 0 “Wu” which adds new filters, more hardware features, drops Windows XP and ffserver, implements initial AV1 codec support, aptX, TiVo ty+, and more. The developers just outed a new major release FFmpeg 4. Sony XAVC 422 10-bit 4K. I would define high quality as equal or near same quality as the original and this is the goal. See your logs for what you get. This includes support of the HEVC Main Profile, Main Still Picture profile, and Main 10 profile as important special cases. A few examples of this in use. We use cookies for various purposes including analytics. ffmpeg,ffmpeg里已经集成了HEVC decoder,但是优化并不充分,Windows PC上性能基本没问题,手机上主流机型只能到720p,解码1080p可能做不到实时。 openHEVC,其实ffmpeg的HEVC docoder的代码就是来自openHEVC,但是不是最新版本,openHEVC的decoder效果更好。. The command line for using x265 library via FFMPEG is:. 264 encode Mark Thompson [FFmpeg-devel] [PATCH v5 5/5] libavfilter: VAAPI surface sca Mark Thompson. Given how DNxHD is restrictively defined and how ffmpeg exposes this to us the command file is a kinda elaborate. The FFmpeg wiki estimates that you should be able to produce video files of similar video quality as H. 0 June 2015. For example, FFmpeg can not handle H. 1 folder and about 30 movies/shows that are x265, I have watched some of them using an older version of Serviio. 264 bandwidth. This allows you to use FFmpeg without detailed command-line knowledge. Yes, using ffmpeg. mov -f mp4 -vcodec libx264 -preset fast -profile:v main -acodec aac example. In the examples below we use a statically-built ffmpeg with 10-bit support. With the arrival of iOS 11 and macOS High Sierra, Apple is supporting. Contribute to FFmpeg/FFmpeg development by creating an account on GitHub. 265/HEVC for QuickTime with FFmpeg This weekend I experimented a little with re-encoding video as H. 5 Mbps in comparison to the MPEG-2 codec, which achieves the same quality at around 3. It is optimized for the Android platform and can be faster than FFMpeg based decoding in some scenarios. 0 ports Linux & Windows SDK with FFmpeg plug-in The Advantech VEGA-2000 Series extends HEVC benefits to portable video solutions such as. I will keep updating this guide by adding more examples from. On the other hand, during the process of HEVC H. Here are directions posted by a colleague for generating a seamless 60fps file. You can do some reading on it and modify it. 265/MPEG-H HEVC compression format, and is released under the terms of the GNU GPL. This is the first time, where the Open community is ahead of the MPEG community, notably because AV1 and Opus are both great codecs. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. 265 encoding easier. If I use the commands you gave above, will it leave the data untouched unless it is incompatible with the entered profile level? Basically, I don't want ffmpeg to touch any of the data other than the tag that says what profile and level. The next-generation High Efficiency Video codec (HEVC), H. ffmpeg supports both x265 and Kvazaar HEVC encoder Tampere University of Technology has developed Kvazaar HEVC encoder since 2014. FFmpeg is the leading multimedia framework, able to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created. 0 version, none of them plays, it just stops at the first frame and the sound continues. Jayashri has 3 jobs listed on their profile. ts or any other file containing H264 encoded video). 265) standard was designed to be the next evolutionary step in video compression to cater to the ever-increasing resolution of consumer devices. Last Edit: 2 years, 3 months ago by MarLondon. Hardware: R5 2400g(VCN), rx580/vega64(UVD_ENC) 1. Open a terminal and direct it to the directory containing the H. 8 BETA build with the new ffmpeg and let me know it goes for nvenc encoding (hevc and x264). At this date it seems not to be implemented yet. If you choose "H264 (NVIDIA® NVENC)", the "Profile selection menu" appears like below. And FFmpeg, as a free software project that produces libraries and programs for handling multimedia data would come to your mind firstly. The name of the FFMPEG output file is taken from the current working directory. list out%03d. 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. ffmpeg does report a frame rate, so I'm surprised that there should be no fps info b. Note that the current representation of tiled HEVC representations is still in discussion at MPEG and could change in the near future. ff_hevc_parse_sps (HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id, int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx) Parse the SPS from the bitstream into the provided HEVCSPS struct. It's lovely price sufficient for me. 264 on Windows or Mac Hot discussion about H. 264/AVC High Profile to which the base layer must conform. The Easy-to-Use HEVC Encoders/Converters Video Converter Studio. And I found two problems. Profile is HD - 720p/1080p - Cutoff is 1080p Bluray. On the one hand, converting to HEVC H. This means that a video file encoded with HEVC can occupy half the. For high dynamic range HD content encoded with a dual layer HDR system, HEVC video compression can generate a bitrate that is equal to or less than the bitrate needed for a non-HDR HD bitstream encoded using AVC. The results? In our tests, quality was impressive, but glacially slow encoding times make AV1 a non-starter for most publishers until hardware acceleration becomes available. It was on of the google summer of code goals for 2013. AV1 has mappings to wrap it inside MP4. libx265 can offer around 25–50% bitrate savings compared to H. ffmpeg多线程调研 1 解码 经调研,ffmpeg对h264, hevc多线程解码,提供配置线程数的接口,如下红色部分, AV_CODEC_CAP_SLICE_THREADS为支持片级多线程,AV_CODEC_CAP_FRAME_THREADS为支持帧级多线程。. Note: The 0–51 CRF quantizer scale mentioned on this page only applies to 8-bit x264. As much as you can stuff into an ffmpeg command line to prepare the video source for the x265 encoder will have an impact on the output of x265. exe ffmpeg does not apply parameters with libx265 - VideoHelp Forum. 265 - HEVC, H. 265) support in High Sierra translate to? I have been waiting for High Sierra with a sample file converted into a h. Add named options for setting profile and level FF_PROFILE_HEVC_MAIN_10) }, # undef. I want to specify baseline profile (to reduce CPU usage) but can't figure out how. Utilizing Beamr’s content-adaptive patented technology, Beamr 5x enables video experiences such as UHD 4K, HDR, VR, 360 and more to be delivered over today’s networks without any interruption. 265 with ffmpeg or with pcm audio. I also tried to adjust the options next to it, but it didn't work. 1 folder and about 30 movies/shows that are x265, I have watched some of them using an older version of Serviio. 265/HEVC, H. 0 includes the following libraries version:. 8bit HEVC encoding with FFmpeg. 264/AVC with up to 50% bitrate savings. VLC for the Windows Store Environment, Windows Phone,. com FREE DELIVERY possible on eligible purchases. That script will automatically process every file in your Input folder and it will make Output folder for the new files. FFmpeg is also interesting for streaming conventional and VR videos. In a broader sense it has three profiles, namely; a baseline profile, main profile, and high profile for 2D video coding, and these three key profiles can be further configured to obtain 17 sub-profiles []. 265 (HEVC) Decoding and Encoding Tools Top 1. For example a video encoded with the High Profile and Level 4. These provide a fast time-to-market path to. It needs to figure out the proper bitrate parameter to use with ffmpeg. 2) We can not use HLS segmenting for such hevc stream also. So, ffmpeg is choking and causing the script to be aborted. 265 Videos on iPhone 6 " Bara March 30, 2015 at 1:59 pm. I was out for a while. To ensure the highest compatibility with older iOS or Android devices you will need to use certain encoding profiles and levels. Hi everyone! I'm a beginner here and trying to accomplish something simple. CUDA GPU Accelerated h264/h265/HEVC Video Encoding with ffmpeg High Quality FFMPEG Video Encoding. High quality is always not easy to define. At the moment it's clear that ffmpeg only implements the Main profile of NVENC HEVC, and not the Main 10. 264 and HEVC codecs to generate smaller video file even if it will be much longer. mkv -ss 00:05:00 -t 30 my_new_file. 265 while the other group need to decode HEVC H. The practical problem with HEVC licensing is that it's complex and uncertain. 265 (HEVC) and 10-Bit Color Formats. The studio profile decoder in libavcodec/mpeg4videodec. ffmpeg — ffmpeg video converter Synopsis. And FFmpeg is compatible with Linux, Mac OS X, Microsoft Windows and other platforms. 265/HEVC MP4, MKV formats without third party plugins and in clicks. 265) delivers quality video equivalent to H. Introduction FFmpeg* 2. See the complete profile on LinkedIn and discover Fan’s connections and jobs at similar companies. The LG demos tested in that post were profile 4 dual layer which has now been deprecated by Dolby. In this posting, Bitmovin is covering five key tools. -preset veryslow forces H. Simple-to-use API and example code for FFmpeg and GStreamer multimedia frameworks Introduction VEGA-3300 enables real-time 4K UltraHD (2160p60) HEVC encoding at up to 20x less power consumption than a software-only solution. Technically, H. intra_period must >= 8 otherwise segment fault in mesa. The libde265 HEVC codec enables streaming services to simultaneously deliver HD and 4K UHD video content to more users and dramatically reduce streaming costs and network bandwidth. a guest Jan 6th, 2017 177 Never Not a member of Pastebin yet? Sign Up, it Set the encoding profile (from 0 to 4) (default main). -preset veryslow forces H. 265/HEVC, H. 0 video inputs SMPTE 2022-5/-6/-7, SMPTE 2059 2x 10GbE, 2x GbE & 2x USB 3. For the first time I have a corrupted. It is the wrong profile level but the rest of the specs seem to be compatible with my required level (4. Utilizing Beamr’s content-adaptive patented technology, Beamr 5x enables video experiences such as UHD 4K, HDR, VR, 360 and more to be delivered over today’s networks without any interruption. MPEG Streaming Text MPEG doc#: N7515. The Easy-to-Use HEVC Encoders/Converters Video Converter Studio. H265/h264 Live Stream Transcoder Ott Broadcast Mobile Iptv Headend Replaced Xtream Codes,Ffmpeg Software Transcoding , Find Complete Details about H265/h264 Live Stream Transcoder Ott Broadcast Mobile Iptv Headend Replaced Xtream Codes,Ffmpeg Software Transcoding,Live Stream Transcoder,H264 Transcoder,Software Transcoder from Radio & TV Broadcasting Equipment Supplier or Manufacturer-Hangzhou. Quality Q1 2018 SDK 8. avcodec/libx265 - Add named option to set profile Adds call to x265_param_apply_profile after x265_param_parse. Brorsoft Video Converter (Windows/Mac) Among all available H. But I can't seem to do so. Also I don’t think nvenc supports the -crf parameter if I’m correct, but you can try it out and let me know. Highest quality content even at low-bandwidth connections. HEVC's main advantage over H. FFmpeg ME-only for VR Quality++ 2017 SDK 8. Best FFMPEG Alternative for encoding H. I was out for a while. How to Convert HEVC/H. True profile 5 Dolby Vision clips still don't seem to play back with correct colors at least according to what @cosmoxl reported. Open a terminal and direct it to the directory containing the H. Besides, an alternative is also introduced to make H. 265/HEVC uploads today and it is working now 🎉 This is going to be a very technical post, so bear with me for a couple of minutes because this. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. We are capable of generating such H. ffmpeg -i input -c:v h264_nvenc -profile high444p -pixel_format yuv444p -preset default output. 0 gives many video engineers their first chance to test the new AV1 codec against H. And FFmpeg is compatible with Linux, Mac OS X, Microsoft Windows and other platforms. ffmpeg -h encoder=nvenc_h264 ffmpeg -h encoder=nvenc_hevc. The studio profile decoder in libavcodec/mpeg4videodec. nut Segment input and set output format options for the output segments: ffmpeg -i in. Please try again later. In this guide, I will be explaining how to use FFmpeg multimedia framework to do various audio, video transcoding and conversion operations with examples. HEVC 10b hardware acceleration for both decoder and encoder with HEVC/H. By using HEVC video compression, this HD content can be compressed at least 30% more efficiently than with AVC video compression. Basically even if I use a command line like that one: ffmpeg. A profile is a named group of ffmpeg commandline options to # comment and unique identifier for this rule profile: hevc_hd_25fps # profile to use if the. So, ffmpeg is choking and causing the script to be aborted. Format : AVC Format/Info : Advanced Video Codec Format profile : High [email protected] 264, MP4 and MKV videos. Yes, using ffmpeg. Use same instance of FFmpeg for decoding video and audio streams Fixed video source automatic fallback (trying different video sources) Added audio source automatic fallback (trying different audio sources). (using ffmpeg, mkvmerge or tsMuxeR) But a. x265 is a free software library and application for encoding video streams into the H. We can only use "Main", as our video will not be played in Safari otherwise. 264 bandwidth. The command line for using x265 library via FFMPEG is:. For the first time I have a corrupted. How to install ffmpeg with H. [Guide] Hardware accelerated H265/HEVC encoding for Nvidia GTX 950 or newer card owners with FFMPEG. This means with the latest Zeranoe build you can now do this: ffmpeg -i INPUT -x265-params crf=25 OUT. Where video coding is all about achieving uncompromising quality combined with outstanding performance. 265 (12/16) High efficiency video coding Superseded : H. We can only use "Main", as our video will not be played in Safari otherwise. nut Segment input and set output format options for the output segments: ffmpeg -i in. 265/HEVC MP4, MKV formats without third party plugins and in clicks. For example, videos encoded in the DivX HEVC profile within Converter will maintain the high-quality of the DivX Plus profile, but at a smaller file size. mp4" -map 0 -loglevel repeat+verbose -c copy -c:v nvenc_hevc -preset slow -movflags +faststart "output-nvenc_hevc. 265 while the other group need to decode HEVC H. While, there are some FFmpeg errors frequently reported by users, which makes it difficult for FFmpeg to snag the top spot in the industry. Any help is appriciated! :) *STEP 1* is to encode a file. There, you'll find guidelines on conduct, tips on getting the help you may be searching for, and more!. I am worried about the 5 MXF parsing lines: [mxf. avi -c:v h264_nvenc-profile high -pixel_format yuv420p -preset default output_nv264. ffmpeg does report a frame rate, so I'm surprised that there should be no fps info b. hello guys, I have a serious problem with ffmpeg (zeranoe build latest version). 264 and HEVC codecs to generate smaller video file even if it will be much longer. 265 (04/15) High efficiency video coding Superseded : H. As much as you can stuff into an ffmpeg command line to prepare the video source for the x265 encoder will have an impact on the output of x265. http live streaming, hls, Apache Server, MIME Type, Unknown encoder libx264, ffmpeg, segment, stream_segment, ssegment. Nor has this filter been tested with anyone who has photosensitive epilepsy. I have tested amdgpu hevc encoding via libva few days ago. HEVC videos use. ffmpeg,ffmpeg里已经集成了HEVC decoder,但是优化并不充分,Windows PC上性能基本没问题,手机上主流机型只能到720p,解码1080p可能做不到实时。 openHEVC,其实ffmpeg的HEVC docoder的代码就是来自openHEVC,但是不是最新版本,openHEVC的decoder效果更好。. 265) encoder options. Here are directions posted by a colleague for generating a seamless 60fps file. The Emergence of H. Additionally, it employs HEVC’s RExt Main 4:4:4 profile, Level-8.