Thisweekend I experimented a little with re-encoding videoas H.265/HEVC, now that the codec has good support on bothhardware and in Mac OS/iOS. The FFmpeg wikiestimates that you should be able to produce video files ofsimilar video quality as H.264 that are about half thesize. That sort of space saving should be interesting toeverybody, but especially for those who carry videos aroundon laptops, which still tend to come with SSDs of modestsize even in the advanced year of 2019.
You might have noticed that for hevc_videotoolbox Ispecified a target bitrate with -b:v 6000k. I tried toget away without doing that, but found that regardless ofthe selected video profile (main or main10), unless Iforced a higher bitrate, the output video quality would begarbage. And when I say garbage, I mean garbage; as intotally unwatchable, with visual artifacts and blurrinesseverywhere. Specifying a target video bitrate works aroundthe problem, at the cost of producing an even larger finalvideo.
If your input sources are only stereo anyway, or you never expect to watch the output video on anything but a stereo device (i.e., headphones, TV minus sound system), FFmpeg can trivially downmix to stereo AAC, which QuickTime will play with no trouble:
The libx265 preset setting accepts the wide array ofadjectives ultrafast, superfast, veryfaster,faster, fast, medium, slow, slower, veryslow,and placebo. Specifying a faster setting means thatencoding speed will be preferred over file size. Both endsof the spectrum have extreme diminishing returns.
H.265/HEVC is a great successor to H.264/MPEG-4 AVC. Many guys have access and apply this codec for better video quality and smaller size. However, many users just realized that they can't play HEVC videos on Mac via Photos, VLC, and QuickTime. For example, Handbrake encoded HEVC MP4 videos can't be played in QuickTime, HEVC is choppy or plays sound but no picture, VLC freezes or pops up a "No suitable decoder module" error, or they simply get an error message "Photos cannot play this video because it uses an unsupported format" etc.
That's because HEVC is not supported widely. The app itself, macOS version, hardware and the media player moudle are all possible reasons for hevc not playing on Mac. To fix it, you can try the fix below.
Converting HEVC to Mac compatible formats like H.264 is an universal fix for HEVC not playing on macOS. MacX Video Converter Pro precisely enables you convert HEVC to H.264, MOV, MP4, M4V and more, so as to play hevc, hvc1, hev1 codec on Macbook, MacBook Air/Pro, iMac etc.
Upgrading macOS and enhacing the hardware only ensure that your Mac computer owns the ability to play HEVC video. As to whether it can be played successfully or not, it relies on the HEVC player to the end. But unfortunately, QuickTime and Photos don't support the HEVC codec natively, and VLC can only access codec in "hvc1" instead of "hev1" after x265 codec installed.
Thus, rather than spending a lot of money and time on upgrading computer software and hardware for HEVC playback, why not use a HEVC/H.265 converter to make HEVC video compatible with your current Mac? MacX Video Converter Pro is the best option!
Step 4. Optionally, you can specify the output folder path to save your converted video through Browse button. Then hit the RUN button to start converting 4K HEVC video to Mac in a very short time with GPU acceleration enabled. By the way, if your computer supports hardware acceleration, the program will automatically tick the box of Intel/AMD/Nvidia hardware encoder to enable it.
Some media players fail to play HEVC on macOS since they require an installation of HEVC encoder or decoder modules. Take VLC as an example, VLC does support playing HEVC codec since version 3.0. You can check the HEVC related modules installed by default through the following clicks.
After then, you can see three plugins in the result: HEVC/H.265 video demuxer, H.265/HEVC encoder (x265) and HEVC/H.265 video packetizer. If you can't see these, you can upgrade the VLC to the latest version, or download other HEVC codec pack, like say K-Lite codec pack for playing HEVC video on Mac.
When your Mac doesn't support HEVC playback natively, you can download and install a third-party player that can open HEVC. There are various media players that are available to play HEVC videos, such as VLC, 5KPlayer, DivX player, PotPlayer and more.
As mentioned, VLC supports to play 4K ultra HD videos encoded in HEVC/H.265 @ up to 60fps since version 3.0. But many users complain that 4K HEVC frames dropped, freezed and stuttered in VLC. That's because VLC doesn't support to play HEVC in hvc1 codec, MPEG-H Part 2, or 8-bit /10-bit X265 HEVC files.
DivX Player is a popular video player that has been downloaded over 1 billion times and is capable of playing DivX, AVI, MKV, and HEVC files in up to 4K resolution. It's one of the best free HEVC X265 players because it supports hardware acceleration for HEVC decoding and can deliver smooth and high-quality playback of HEVC-encoded videos.
You know, only macOS High Sierra or later supports HEVC H.265. If you're using old version macOS, the upgrading macOS will be the initial step to make HEVC/H.265 videos playable on Mac. But not all Mac computers are available to update to macOS High Sierra, Mojave, Catalina, or Big Sur. Here comes the compatible models on macOS High Sierra, Mojave, Catalina, Big Sur and Monterey.
After you check compatibility, go the following steps to upgrade to High Sierra/Mojave/Catalina/Big Sur/12 Monterey: make a backup of your Mac > make sure you have a reliable Internet connection > download macOS High Sierra or higher version > begin installation > allow installation to complete. Click here to go through the detailed guide >>
Playing HEVC/h.265 files also requires a lot on computer hardware. For solely CPU decoding, at least an Intel i7 or AMD Ryzen 5 or better CPU are needed to get a good experience. While CPU decoding could consume a lot of resource, and it's easy to get a high CPU usage, up to 350% for i7 processor. So you'd better configure your Mac computer with a graphic card which is available for hardware acceleration. For that, 5K iMac (late 2015), 27-inch iMac, and MacBook Pros 2016 or the latest 2022 Apple Mac Studio powered by M1 Max or M1 Ultra processor support hardware decoding and encoding 4K HEVC videos with 24-core GPU or 48-core GPU processor.
Besides, HDMI has also been cited as cause of 4K HEVC playback failed on Mac. For 4K videos at 60fps, you need HDMI 2.0 or the upgrades HDMI 2.0a. That's also the reason that why Macbook Pro cannot play 4K videos at 60 fps. However, you can make HEVC at 60FPS playable on Macbook Pro with a Thunderbolt/Mini DP to HDMI 2.0 adapter.
If you're trapped with HEVC not playing error on Mac, you can try either method according to your actual situation. There's always one that fits you. Of course, converting HEVC to H.264/MPEG-4 AVC is an one-size-fits solution that works for everyone.
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H.265 is a new compression standard which offers better quality at even smaller file size than H.264 video. Although there are many software options out there can playback H.265 encoded files, however, for Mac users, you may be disappointed to find that you can't get H.265 played with QuickTime Player, the default free video player app that is bundled on every Mac.
"Does apple quicktime support h.265 on the mac I've been editing a video and just finished it and encoded it from h.264 to h.265 but when I play it back on quicktime it doesn't go through any suggestions."
The fact is that currently, you can only use VLC to play H.265 on Mac. For those people who insist on playing H.265 files with QuickTime player, the best solution is transcoding H.265 to QuickTime Player readable file formats such as AVI, DV Stream, MPEG-2, MPEG-4, QuickTime Movie, etc.
To convert H.265 to QuickTime Player, you can download the best H.265 Converter for Mac - Pavtube Video Converter for Mac, which has full support for both 4K and HD H.265 video with either MP4 or MKV container file format. Thanks to its batch conversion mode, you can load multiple H.265 video at one time for conversion to QuickTime Player readable file formats listed above.
To get better output video and audio quality, click "Settings" on the main interface to open "Profile Settings", here, you can flexibly choose or specify exactly the profile parameters including video codec, resolution, bit rate, frame rate, audio codec, bit rate, sample rate, channels, etc as you like to get better output video and audio quality.
Download the free trial version of the program. Launch it on your computer. Click "File" menu and select "Add Video/Audio" or click the "Add Video" button on the top tool bar to import source H.265 video files into the program.
Tips: Click "Settings" on the main interface to open "Profile Settings" window, here, you can flexibly choose or specify exactly the profile parameters including video codec, resolution, bit rate, frame rate, audio codec, bit rate, sample rate, channels, etc as you like to get better output video and audio quality.
After all setting is completed, hit the "Convert" button at the right bottom of the main interface to begin the conversion process from H.265 to QuickTime Player compatible file format conversion process.
I am currently a lecturer teaching 3D animation class in a PC lab using Windows 10. Due to the security issues with Quicktime, the University will not install it, even the Essential package. This means we are currently stuck with using the default playblasting formats and encoders. The default formats and encoders are very difficult to work with mainly due to their instability and huge file sizes. I am hoping to work with your support staff to resolve this issue. Is there a safe codec pack that we can use that'll work with Autodesk Maya?
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