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8
votes
0answers
3k views

How to produce a zoom animation of a video source with ffmpeg?

I'd like to create a zoom-in animation over numerous frames of a video clip. I've tried a couple of approaches without much luck. ffmpeg -i test-10s.mp4 -vf "zoompan=z='zoom+0.001'" zoompan-10s.mp4 ...
7
votes
3answers
198 views

How to detect whether a video is shaky

I need to stabilize a video only when the video is shaky. I have successfully stabilized a video using FFmpeg, and I do not need to stabilize all the videos, I only need to stabilize the videos ...
6
votes
0answers
2k views

Using ffmpeg to cut videos with more precision than key frames allow

I'm trying to cut a video (a debate on TV) with FFmpeg without re-encoding, and I need to cut between 2 sentences a guy pronounce. I think the precise moment is between two keyframes, because whatever ...
6
votes
1answer
811 views

Making a Digital clock with a specific time for Sony Vegas Platinum 12

I'm using Vegas Platinum 12 and I want to create a time code in a video. But here is the catch. I want to start the clock at a specific time and have the count start at that time, i.e 05:21:34 or 21:...
5
votes
1answer
36 views

How to (safely) produce flying dust on set?

Simple question, mainly asking for your collective experience. I am planning a short-film in a post-apocalyptic scenario which is supposed to be very dusty with a thick-looking atmosphere. Part of it ...
5
votes
2answers
91 views

How do I create a random word title?

I really don't know what is the best way to phrase this. But basically what I want is to have a single word on the screen, e.g. AUGUST. So when the title first starts, all 6 letters will be ...
5
votes
1answer
756 views

Largest input image size when encoding a video?

I got a bunch of really large 16 bit videos, approaching 65535×65535 pixels in size. These are essentially high quality timelapse panoramas. I want to convert them to a 7680×4320 movie (8K UHD, 8 bit)....
5
votes
3answers
1k views

Can I record directly to a computer with the HC-V250?

I'm considering purchase of the Panasonic HC-V250, but my primary use case is recording directly to a folder on my computer. (I do a lot of post-production editing, so I need all the files on my ...
4
votes
1answer
59 views

Camera Is Shaking Slowly After Changing Its Position

In Unity 3D I have a series of camera movements, but some don't successfully complete. Instead of the camera coming to rest, it ends up vibrating around the target location. I have the video of my ...
4
votes
2answers
67 views

Is there an online video server that can show paneable extremely large videos?

I want to turn a set of high-resolution satellite images of the Earth (10,000x10,000 pixels) into a time-lapse video. But instead of downsizing the images, I would like that people could zoom into ...
4
votes
2answers
56 views

Projection mapping as an external display for a computer

I'm using a projector to display the content of my computer, as one would do with a regular screen. Now I want to do the projection on several panels that have different orientations. Hence I'm ...
4
votes
2answers
2k views

Browser-based non-webrtc webcam capture

I have a small hobby project based on live streaming. My streaming server likes RTMP. Currently, the broadcasters use native solutions like OBS, FFmpeg or VLC for publishing webcam and mic input to my ...
4
votes
0answers
428 views

GStreamer mpegtsmux produces empty output file

I'm trying to construct a GStreamer pipeline to transcode MPEG2 video and MPEG1 audio in a MPEGTS container to H.264 and AAC and output to a filesink. The problem is: the output file is empty. If I ...
4
votes
0answers
2k views

Getting FFMPEG to stream video+audio through RTMP

Can someone help me with this: The video streams fine but I can't hear any audio. I just hear random click sounds. Please help: ffmpeg -f video4linux2 -channel 1 -i /dev/video0 -f alsa -i plughw:2,0 ...
4
votes
0answers
2k views

Extract the frame (in image format) at exactly every minute (or second) from a video (by ffmpeg)

Motivation: I would like to seek the frame, then take high quality and exact time screenshots (images) from a video. The video is length is 00:48:43.71 and 23.98 fps (we can think it is 24 fps, isn't ...
4
votes
1answer
193 views

GoPro looping settings

I'm using my GoPro Hero3 White as a dashcam. Setting it to overwrite files, I encountered 2 strange things: 5min settings give me 1min files, and 20min settings give 5min files. The counter stops at ...
4
votes
1answer
14k views

Wobble/Wiggle effect in Adobe Premiere Pro CC

Is there a way to add a “wiggle” to a keyframable value in Adobe Premiere Pro (CC)? For example, if I wanted an image to jitter back and forth, I could apply such an effect to the rotation value. ...
4
votes
0answers
151 views

Building smarter elements for Final Cut Pro X with Motion 5

Help me not look like an idiot who's schizophrenic about the date. I am producing a series of videos recorded at a monthly event. The client webcasts the event live and wants to raise awareness of ...
4
votes
3answers
124 views

What PC software offers speeding up video & sound together at 20x+?

I'm new to video editing, and I'm trying to find the right software to fit my needs. I am interesting in creating videos where I want to speed up both the video and the sound together to rates of ...
3
votes
0answers
19 views

What is this colour blocking/ banding i'm seeing and can it be corrected for?

See the attached image to see the artifact I'm refering too. There appears to be blocks of oversaturated blue in the water. I'm fairly new to video editing, so I'm not sure which terms to use to ...
3
votes
1answer
53 views

Is there a NLE that supports Variable frame rate?

Now before you quickly jump in and say: Premier got an update... Use handbrake... What I'm asking none of the big players seem to support. Rendering a video that's frame rate changes through the ...
3
votes
0answers
250 views

What is the difference between SRT and RTP?

I am trying to understand the benefits of SRT over other protocols like RTP. Haivision has a decent introductory explanation for SRT as well as a white paper, but I am unclear how it compares to RTP. ...
3
votes
0answers
1k views

Nginx RTMP didn't accept HEVC h265 input format

I'm trying to created live event broadcast on my VPS server , to make the audience able watch my broadcast I use Nginx RTMP that's produce link at this format http://192.168.1.5:8080/hls/live.m3u8 ...
3
votes
4answers
2k views

.mov file is not playing video in After Effects

I've recorded 7 videos yesterday. All recorded on a Canon 5D Mark III. The files are playing fine from Finder and Quicktime. But when I import them to After Effects, only one of them is not playing ...
3
votes
0answers
1k views

How to use ffmpeg to send video stream to another server that gives exactly same quality as manually copying the file to that server?

I tried doing this ffmpeg -i tcp://192.168.1.41:5000?listen -c copy out.avi and have another client publish to this server using ffmpeg -i 1.avi -map 0 -c copy -f mjpeg tcp://192.168.1.41:5000 ...
3
votes
1answer
60 views

Editing text in Premiere Pro

I have a project in Premier Pro. I added lot of text and clips to my timeline and when I have returned to it the next day I can't seem to find a way to edit the text anymore, all I am seeing is ...
3
votes
2answers
18k views

Clips appear “zoomed” in program monitor (Premiere Pro)

This is frustrating the crap out of me. I'm putting 1920x1080 clips into a 1920x1080 sequence. There are also some 2560x1440 clips in it, and those actually display correctly, but the 1080p clips ...
3
votes
0answers
79 views

What's the use-case of the Video Snapshot function on Canon cameras?

While browsing the video settings on my Canon 77D, I came across a peculiar function: What is the Video Snapshot function? The Video Snapshot function enables you to shoot short scenes that ...
3
votes
1answer
92 views

After Effects P/B-frames aka motion vectors for Datamosh replication

I am trying to replicate Datamoshing with After Effects. I'm close but I need to link the displacement map to motion vectors rather than just colors and brightness values. I know AE recognizes motion ...
3
votes
2answers
234 views

Mounted Canon VIXIA HF G20 -

Church installation. We have the camcorder mounted 12' above the floor and I have to use a ladder to get to the camera to take out the SD card and then replace it after I have downloaded the video for ...
3
votes
1answer
89 views

Video File Navigation

Is there any way to provide navigation in a video file like a DVD or Blu-Ray? I know that QuickTime supports Chapter Markers, but the codecs you can use with QuickTime result in very large files. As ...
3
votes
1answer
714 views

Why are there two ways to keyframe-animate geometric transformations?

In DaVinci Resolve 14, there seem to be two ways to use keyframe animations with geometric transformations. One is on the Edit page, using the Inspector. Here it seems to be possible to smoothen out ...
3
votes
1answer
90 views

DaVinci Resolve: Track with points outside of a window

I am completely new both to video editing and DaVinci Resolve 14. I would like to apply stabilization to a clip which has a constantly moving and changing object in the middle. Therefore I only want ...
3
votes
0answers
2k views

Recover broken kazam video file (.mux)

History : Here is some background of this long lasting problem : https://answers.launchpad.net/kazam/+question/218308 I am posting it to get some valuable suggestions from video gurus here. About ...
3
votes
1answer
1k views

Extract multiples images from multiples videos with ffmpeg

I have a MP4 movie filmed with a GoPRO. The GoPRO split the movie in several files (I believe because of FAT32 size limitation). What I'm trying to do is extract some specific frames of the FULL ...
3
votes
1answer
592 views

What Animation techniques did Walt Disney Studios came up with?

As far as I know, is Disney (Studios) pushing the envelope in every film they produce. They allways try to come up with a new technique, with almost every film. For example the "Multyplane Camera" in ...
3
votes
0answers
42 views

Using a Submix track for Multicam in Premiere

In Premiere CC 2014, I am using a Multicam Sequence that uses the topmost audio track when changing cameras. I have a few audio tracks that I want mix, so I mapped them all to a submix track Is it ...
3
votes
0answers
52 views

video stabilisation of tripod-taken video with many fast moving objects

Is there a way - in Linux - to stabilize with respect to a certain edge or region in the video? My situation: I have a video taken with a tripod (well, not exactly, the camera is suspended and ...
3
votes
2answers
6k views

Blending Mode Options Missing After Effects

I'm trying to change my blending mode on After Effects CC 2015, but I have no options on certain layers. Only 2 of my layers have options to change the blending mode. How do I change it so all of my ...
3
votes
1answer
454 views

Simple Editing of RGB Channels On Mac

In older versions of iMovie you could edit the RGB channels of a clip independently. In the current iMovie 10 you can't. It doesn't seem to be a widespread feature, tried Shotcut and Video Pad so far ...
3
votes
0answers
1k views

FFMpeg encode with original codec

I know about the -c copy switch with ffmpeg, but this does not work with filters as it means "don't re-encode". But what I want is to have my output use the same stream formats as my input. So if I ...
3
votes
1answer
2k views

How to stream video with delay

I need some kind of rtsp buffer to delay video. I have a live cam and i need to start recording video on some event. But I need 10-15 seconds before that event too. Idea is to read from camera, use ...
3
votes
0answers
86 views

Video and Telemetrics not in sync

I've recorded a video with Raspberry Pis Camera Module. On top of that I've recorded GPS data including the GPS Timestamp and made my own data file. Using Dashware I've tried to get the video and ...
3
votes
1answer
276 views

Old webcam recorded video not playing

I have this video (length 1-2 min) recorded on Dell webcam 3-4 years ago. It played smoothly at that time. Now when I play it, for first 40 seconds it plays well but after that video goes blank and ...
3
votes
0answers
1k views

FFmpeg map_channel and video

I have a file that has the following format (note the number of tracks and channels within each track): Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'a.mov': Metadata: major_brand : qt ...
3
votes
0answers
952 views

Overlay animated watermark multiple times

So, I have this animated watermark (MOV w/alpha) that I want to overlay on top of a video. I want to do it multiple times, so once in the beginning, once in the middle and finally towards the end. I'd ...
3
votes
0answers
1k views

Determining original resolution of an upscaled digital image?

It is believed that anime is made at resolutions below 1080p. most anime are [made in 720p]. Very few anime series are produced in native 1080p. Yet if anime is sold on Blu-Ray, it is (...
3
votes
0answers
7k views

Adobe Premiere Pro CC aspect ratio streched

Couple of last times I rendered with Premiere Pro I notified that aspect ratio is stretched by height. I'm rendering 1280x720 at 1.333 aspect, and it worked fine every time till now, I didn't change ...
3
votes
0answers
310 views

Is there a way? multiple images to looping video via ffmpeg?

I want to use ffmpeg to create a 15 second looping video from images for posting to instagram. For instance: Camera takes 3 pictures Each image plays for 2 frames (3 images = 6 frames) After 6 ...
3
votes
0answers
1k views

Removing silence and no movement from videos

Using Windows 7, which program helps me Remove silence, like the option in adobe audition Remove still images in video, when nothing happens in the same program? Both functions should require a ...

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