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Questions tagged [video]

Video is series of still images played back at high speed to give the appearance of something moving.

1
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0answers
311 views

Quicktime failing to join (or save joined) video clips

I have a pair of video clips (mp4) that I would like to join into 1. The internet tells me that I can do this with Quicktime. Unfortunately, whenever I try exporting joined clips, with clips of ...
4
votes
2answers
3k views

Is it possible to record iMovie voice over with AirPods?

I'm using iMovie 10.1.9 on High Sierra. My AirPods are paired and all of my audio is playing through them but I am unable to choose them to record a voice over in iMovie. I've even set them as the ...
1
vote
2answers
29 views

MacBook applications say “no photos” but they are on the iPhone

I recently took photos and videos and am now unable to import photos over USB. Image Capture shows the iPhone without any photos, Photos says "No Photos". Image Capture was working fine until I went ...
1
vote
3answers
3k views

No sound in iMovie of video recording using the Screen Recorder

I have an iPad (2018) 9.7-inch. I've recorded a video using the screen recorder. When I play the video on the iPad I hear a sound. When I import it to iMovie I don't hear any sound. Even when I ...
0
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0answers
25 views

How can I play 4k video on Macbook Pro 2015

I have lots of 4k videos that I took on my GoPro recently. They play perfectly on the GoPro itself and on my iPhone 7. But, when I downloaded them to my laptop via SD card and play them using ...
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0answers
19 views

Can't reproduce movie in Keynote

I have a set of movies that I created using ffmpeg. I use them for presentations in Keynote, and until today I had never had a problem. However, now when I try to drag them or import them in Keynote I ...
0
votes
1answer
1k views

Create video file with multiple audio tracks?

I have an animated movie in three different languages. The picture is exactly the same for each langauge, only the audio is different. I want to merge all these files into one, so that I have a ...
7
votes
3answers
6k views

How do I ReAuthorize Quicktime Player to use the microphone when once it has been denied?

I wanted to use a USB audio input to record a video, and got something I've never seen before having done this 100 times; it asked "Authorize Quicktime to use the microphone?" I clicked no, because I ...
1
vote
2answers
2k views

How to use youtube-dl --cookies

How do I use the --cookies option to youtube-dl to download a Youtube video? Can anyone provide a worked example of how to obtain the relevant cookies for Youtube and put it in the appropriate format ...
2
votes
2answers
159 views

How to make a demo video using a Mac?

How can a simple demonstration video like this be made using a Mac? In particular, I need: To edit and cut some of the raw materials, as some of it may not be very interesting to the audience. Add ...
2
votes
3answers
121 views

iOS Media player

In Android all audio and video players you choose the directories you want the app to show media from. In iOS all audio and video players show ONLY media from its own data (if it's a downloader app) ...
2
votes
2answers
20 views

Why doesn’t screen capture videos doesn’t show up in Video app or any other video players in iPad?

I’m using the built in screen capture to capture videos. They only seem to show up in the “Photos” app under “Videos” section. I really don’t like the Video player (with frames and stuff at the bottom)...
4
votes
2answers
502 views

Making a GIF from a Video

I have a video clip that I want to convert to an animated GIF. I used GIFBrewery. But I couldn't figure out how to make a GIF that's the proper speed. The default preview they showed had way too many ...
2
votes
1answer
65 views

Add text captions/subtitles to videos without Adobe Premiere? (burn in)

I want to add text captions to some videos I am uploading to social media/Facebook. Is there a simple way to do this in QuickTime? Adobe Premiere is too expensive.
2
votes
1answer
22 views

Upload a video from iPhone to someone else's YouTube channel?

A friend with an iPhone has made a video on her iPhone and edited it with the video editor. She has her own YouTube channel, but she doesn't want the video there, she wants to put it on another ...
2
votes
0answers
27 views

Trying to open a .avi; nothing can recognise it

I am trying to watch an .avi, and for some reason nothing can open it. I've tried using DivX Player, QuickTime Player, VLC, AirParrot 2, Kodi 18.0.rc5, IINA, Elmedia player, and (converting it in) ...
0
votes
0answers
14 views

Audio level in video different between Mac players and other players

I ripped a dvd of a family event using HandBrake, and increased the gain setting to maximum since the audio on the dvd was extremely quiet. Now when I play the resulting m4v on iTunes, Quicktime, or ...
0
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0answers
26 views

cant record screen with QuickTime or cmd + shft +f5 or any other software on mac

Mac Os Version: Mojave 10.14.4 QuickTime Player Version: 10.5 Every time I would try to record screen with QuickTime, I Would get Operation Stopped There is not enough available space to ...
5
votes
1answer
870 views

QuickTime Player won't save edited file: The operation could not be completed

I've edited an MP4 movie file in Quicktime Player Version 10.5. When I try to save the edited file, I get: The operation could not be completed. Does anyone know what causes this and/or how it can ...
0
votes
0answers
1k views

Use a custom thumbnail for (QuickTime) videos without distorting it

I'd like to use a certain frame of a video as the thumbnail. To do it I right-clicked on that video file in Finder and opened its information. Then I selected the QuickTime-Player icon and copy-pasted ...
2
votes
1answer
21 views

Overriding the default resolution on external monitor

I have an iMac 5K (mid-2017) and a USB-C to HDMI adapter. I used to have a standard 24" monitor (1920x1080) connected to the adapter, and it worked just fine; however, I have put a video capture ...
0
votes
1answer
36 views

How can I filter and sort videos by orientation (portrait or landscape)?

I'm attempting to filter and sort all videos in a local folder based on their orientation. I can't find anything in AppleScript, macOS file search, or video metadata that will make this easy. My guess ...
1
vote
1answer
28 views

Play mp4 with subtitle on iOS device

I added a subtitle to a mp4 file use ffmpeg, I can turn on/off the subtitle with quickplayer on MacOS. However, the native player on iOS Photos app no longer have subtitle control/support for mp4 ...
0
votes
0answers
20 views

Problems in Twitch streaming on Mac

I was streaming on Twitch right now from my macOS. The game gave me a decent 60FPS with all the graphics on. However, when I saw a clip of the stream, the video was having barely like 0.5FPS. See the ...
3
votes
1answer
298 views

Safari won't play Amazon Prime Video on my iMac?

If I try to play videos on my iMac using Safari it won't play, but it plays fine using Chrome. I'm using macOS High Sierra and I'm running Safari version 12.1. When I try using Safari I get a black ...
1
vote
1answer
113 views

How can I create video loopback devices on OS X? Is there a Mac equivalent of v4l2loopback?

In Linux, I can use v4l2loopback to create virtual devices and use them as video inputs/outputs. Is there an equivalent toolset for OS X? How does one create multiple streams of videos on MacBook?
2
votes
1answer
844 views

How can I sleep my iMac's internal display when it's not in use, but not my attached tv (playing video)

I've got a 2015 iMac running Yosemite, attached via HDMI to a 1080p TV, in extended desktop mode that I use simultaneously as a video server/media player and an occasional work machine. In short, I'...
0
votes
0answers
11 views

Videos from Camera show in Photos, not on connected device via iTunes

I just shot a separate video of two animals. The videos show up on the iPhone when I go to the Photos app. However after connecting the iPhone to a Windows PC, giving that computer permission on the ...
1
vote
1answer
50 views

Finding video drivers for macOS

I'm curious as to a problem I have. So, I bought a 2009 Mac Pro recently (with only coins, it was pretty epic) and did a little trickery to get macOS Mojave onto it. However, the video card ...
1
vote
1answer
21 views

Two of the original video cards in 2009 Mac Pro?

I have a 2009 Mac Pro and am curious about whether or not I can put two of the stock video cards in it. My friend has an identical Mac Pro, but has a better video card. I could put his old stock one ...
3
votes
3answers
1k views

Audio out of sync in Final Cut Pro

I have converted my video files from .MTS to ProRes (Proxy). When I play them back in QuickTime everything is fine. When I import them into Final Cut pro, they start getting out of sync with the audio ...
1
vote
1answer
46 views

Virtual video capture device?

Is it possible to create a virtual video capture device in Mac OS? Sort of like how Loopback creates virtual audio devices...? I'd like to have a setup where I can take the input from say my laptop'...
48
votes
12answers
126k views

VTDecoderXPCService taking CPU

Sometimes I notice CPU load for no reason and I see in Activity Monitor that VTDecoderXPCService is using 15-30% of CPU. After I restart Safari it is ok for some time until it happens again. Any ...
4
votes
1answer
337 views

With “Optimise iPhone Storage” mode, is it possible to tell iPhone to keep some photos/videos always locally available?

I have "iCloud Photo Library" enabled, and "Optimise iPhone Storage" selected (because there's not enough space locally for all photos and videos). With these settings, is there a way to tell iPhone ...
0
votes
1answer
321 views

Increase transfer speed from iPhone X to Macbook Pro

I've shot several videos in 4k 60 fps from the iPhone X and when I wanted to transfer them to my Macbook Pro using the lightning to USB-A cable, it took multiple hours where the videos were ...
0
votes
1answer
31 views

iTunes automatically pauses when VLC plays a file

I noticed that if I have some background music on iTunes and I start playing a VLC video, iTunes automatically stops the music. Although this can be a very useful thing, I would prefer to have ...
0
votes
0answers
10 views

Videos no longer syncing to iCloud from MacBook Pro after import via Photos

Unable to upload videos to iCloud via Photos on my mac. There are existing videos in iCloud that still play and videos made on my phone upload with no problem. This seems to have tied in with a ...
0
votes
1answer
1k views

Increase Audio Volume of MOV-Video in OS X

I have a MOV-Video file and I want to increase the volume of the audio layer without reencoding the entire video. Is there a way to solve this problem?
3
votes
2answers
2k views

QuickTime 7 pro on Mojave

Is anyone here knowledgeable about whether QuickTime 7 (Pro) will still run on macOS Mojave? QT7 is 32 bit and while Mojave still seems to allow 32 bit apps, I am wondering if the QT Media Framework ...
7
votes
6answers
224k views

Record video while playing music

I connect my iPhone to the AUX cable in my car and play music. This one time I wanted to video record, but when I switch to the video camera, it turns my music off. Is there anyway to record video on ...
1
vote
1answer
1k views

upscaling videos on iMac 5k with VLC (or other player) - just enlarge the window?

I have lots of old videos with low resolution. For example: ID : 1 Format : MPEG-4 Visual Format profile ...
14
votes
8answers
4k views

Screen video capture application

I am Looking for a program that let's me capture screen videos on Mac OS X. I am requesting it for these two use cases: Capture of a webcam. It should allow capturing only the webcam App window. ...
1
vote
1answer
188 views

How to export all the raw media from iMovie libraries?

I have a couple of iMovie library files. I want to export the raw videos/photos outside of the library. I don't want to edit them or anything like that. Just having a copy outside of iMovie. What is ...
1
vote
1answer
127 views

iOS video player app with short skip forward/backward feature

I like the feature that YouTube has in their mobile app where you can double-tap the left and right edges of the player and it'll skip ahead slightly in that direction. Netflix has a similar feature ...
1
vote
2answers
271 views

Why do 1080p displays look pixelated unless the monitor is 4k when retina is 1080p?

I had a 1080p monitor and it looked slightly pixelated. I bought the LG Ultrafine 4k display and it looks great. I asked my work to buy me a monitor for the office and they offered a 1080p monitor. I ...
2
votes
1answer
1k views

Is audio and video slightly out of sync when iPhone is used with a Bluetooth earphone? [duplicate]

Because wireless audio through Bluetooth is usually slightly delayed, so when a Bluetooth earphone is used, is the audio and video slightly out of sync for: YouTube videos Videos in general, such as ...
2
votes
1answer
81 views

Clean up old iCloud videos without breaking iOS iMovies

My daughter takes a lot of videos with her iPad. She has maxed out her iCloud storage, so we need to clean some up (deleting from Photos, maybe archiving to an external hard drive). Unfortunately, ...
0
votes
1answer
390 views

Keyboard short cut to skip back 5-10 seconds in iTunes TV show?

When I'm playing music I can hit ⌘ Command⌥ Option← (or Right Arrow, →) to skip backward (or forward) about 5 seconds. Now I'm watching a TV show for the purpose of learning a language and I like to ...
1
vote
2answers
95 views

Run ffmpeg to remove exif on several files at once

Is there a way of removing exif for several files at once? ffmpeg -i in.mov -map_metadata -1 -c:v copy -c:a copy out.mov worked great for me as I wanted to remove date-stamped details from an MTS ...
1
vote
1answer
27 views

iPhone and iPad don't play audio for certain videos

Here's the metadata from a video file that does not work on iPad and iPhone. Does anything about the audio stick out at you? avprobe version 0.8.17-4:0.8.17-0ubuntu0.12.04.1, Copyright (c) 2007-2014 ...