2
votes
Accepted
Android apk for (nearly) professional video edit
Is it the Adobe Premiere Clip apk you said you used, or is it Premiere on desktop?
For professional video edits it is recommended you use the desktop as most of the Video Editing apps come with tons ...
- 266
2
votes
Speed multi part of video
Use
-filter_complex [0:v]trim=0:12,setpts=(PTS-STARTPTS)[sv];[0:a]atrim=0:12,asetpts=(PTS-STARTPTS)[sa];[0:v]trim=12:50,setpts=0.50*(PTS-STARTPTS)[v0];[0:a]atrim=12:50,asetpts=(PTS-STARTPTS),atempo=2....
- 32.6k
2
votes
Accepted
Merge Video with aspect ratio in FFMPEG
You need to use a canvas which can accommodate all inputs. To adapt this canvas during runtime, we can use the scale2ref filter.
ffmpeg -i video1 -i video2 -f lavfi -i color -filter_complex "[2][0]...
- 32.6k
2
votes
How do I check codec for a video(mp4) in windows 10?
With ffprobe (included in the ffmpeg build), run
ffprobe yourvideo.ext
Or with MediaInfo, just use the GUI. If you set the display mode to Text you'll be able to see all the details for the streams.
- 740
2
votes
Accepted
Eliminate background noise in home made videos
Forget an app. The truth is that a mic is, not only the best option but also an honest option. It will help the audience to focus on the content instead of making it a pain to hear.
I would go for a ...
- 1,152
1
vote
How to make DVR-generated MP4 easily playable in Windows?
As this should not be a problem, I can only assume there is either a fault with your DVR or your machine. Having some error messages could help, but really it's not a question of "how to make DVR ...
- 2,317
1
vote
FFMPEG Loop Concatenate Video to Specific Length
Use stream_loop to loop the input indefinitely and set output -t to limit the duration.
ffmpeg -stream_loop -1 -i input -c copy -t 3600 output
- 32.6k
1
vote
Timelapse Android App Image Sequence
Try "Intervalometer" it works as an overlay app over your stock camera app. You can also try to do your own script with app like "Tasker".
BTW: Old version of Camera FV-5 worked ...
- 11
1
vote
Accepted
ffmpeg amix filter command execution never stops
Upgrade to v 4.3 and limit the duration of the base layer, which is infinite, by default. Audio is fine.
ffmpeg -i input1.mp4 -i input2.mp4 -i input3.mp4 -filter_complex
nullsrc=size=960x304,trim=0:1 ...
- 32.6k
1
vote
Eliminate background noise in home made videos
Answering my question with a no extra cost solution using the Noise cancellation headset I had.
Using any Bluetooth headset (even supporting BT 5.0) like Crossbeats
and recording with stock camera app ...
- 123
1
vote
1
vote
Why would an DSI MIPI HDMI device accept Windows 10 HDMI signal but not HDMI signal from a GoPro or wireless HDMI transmitter?
There are two possible reasons I could see for this. The first is that the supported resolution information is not being properly sent, resulting in a signal being sent which is not supported by the ...
- 19.3k
1
vote
Stream from several android phones to pc
You can use streaming apps for android which transmit the screen to a desktop-machine from which you can capture the image. I wouldn't recommend it though, as the aforementioned streaming will make ...
- 2,675
1
vote
How can I force YouTube to convert my video's audio stream to Opus or Vorbis / Youtube Red issue
YouTube currently does not have any encoding options for content creators.
As far as why some videos are encoded as webm and others in different container types, I don't believe there is any ...
- 2,477
1
vote
Overlay an Image onto a resized video. FFMPEG
I'll assume the window area is 1004x512. You can adjust the command below after getting the exact values.
ffmpeg -i video -i frame -filter_complex
"[0]scale=1004x512:...
- 32.6k
1
vote
Video to Panorama in Android
While that command may well be the right one to convert video to panorama in ffmpeg, you don't get ffmpeg by default on Android.
You can get a version from the SourceForge FFmpeg for Android project, ...
- 2,317
1
vote
Accepted
How can I merge videos more quickly with ffmpeg on Android?
You most likely can't. 45 seconds is NOT a long time for encoding a video on Android. You aren't just putting one file at the end of another, you are encoding a new video that includes the contents ...
- 19.3k
1
vote
Misplaced FFmpeg watermarks
The picture on the left is a portrait video stored as landscape but with a rotation tag. So, the overlay image co-ordinates take effect with reference to the stored representation. For such cases, you ...
- 32.6k
1
vote
Accepted
Android - Media Encoder HEVC Plays, FFMPEG HEVC Won't
With Mulvya's help, I figured out the issue. FFMPEG was using a codec tag of hev1, while Media Encoder was using hvc1. Nothing I tried in FFMPEG would change this.
Mulvya suggested I use mp4box to ...
- 111
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