ffprobe Questions
2
I'm running into an issue while trying to extract thumbnails from a movie file at a specific timestamp. Generally I've had no issues with this, but I've come across a set of movie files that are ge...
Warila asked 17/12, 2015 at 0:32
1
Solved
I am working on an M4a file with the following metadata:
Metadata:
major_brand : M4A
minor_version : 0
compatible_brands: M4A mp42isom
creation_time : 2019-08-14T13:45:39.000000Z
iTunSMPB : ...
Passant asked 4/12, 2019 at 10:5
1
Solved
I am having trouble figuring out how to determine if faststart is set on an MP4 video.
I understand that "moov atom" is the data that needs to be located at the beginning of the file for faststart...
1
Is it possible to use ffprobe or ffmpeg to figure out the bit depth of a video file? I specifically want to know how many bits per channel (bpc) my video is. 8 is typical, but some fancier codecs c...
2
I'm using ffprobe to analyze media files stored on a remote server. This seems to work well, but for some files the duration is missing or incorrect (usually longer than it should be). Other times ...
3
I use this code for extracting video information by ffprobe :
ffprobe -show_streams -of json -v quiet -i input.mp4
The information of all streams appears in the output while I need only the info...
1
Solved
I have an mov file that I need to get the ending pts for both the audio and video streams. I'm able to do this by doing the following (manually):
ffprobe -show_packets file.mov
Which gives me an ...
2
I am new in Python and I am trying to get the duration (in seconds) of a file video by using ffprobe.
Calling the following instruction
ffprobe -i video.mp4 -show_entries format=duration -v quiet...
2
Solved
I am testing a mp4 file with H264 video using ffprobe.
I am using the following command to get frame information.
ffprobe -i <input_mp4_file> -show_frames -select_streams v
I get the follo...
5
Solved
I'm trying to figure out if a video has audio present in it so as to extract the mp3 using ffmpeg. When the video contains no audio channels, ffmpeg creates an empty mp3 file which I'm using ...
2
Solved
I am developing thumbnail extractor with ff- series(means ffmpeg, ffplay, ffprobe).
I need to know the location of frames, so I use a command like below which I found another posting in stackoverf...
0
I need your help with a data sync problem... I m currently trying to sync my GoPro video with real world time (a.k.a my notebook). I manage to sync date and time of my notebook and my GoPro 3+ blac...
2
Solved
I was recording something with vlc off v4l2 (in case that makes a difference), and I just selected the first format that worked, being mpeg2 using TS container. File resulted in .ts extension, as a...
Doughnut asked 12/11, 2016 at 20:0
1
Solved
Everything is in the same directory.
M3u8 File:
#EXTM3U
#EXT-X-ALLOW-CACHE:NO
#EXT-X-TARGETDURATION:10
#EXT-X-MEDIA-SEQUENCE:0
#EXT-X-KEY:METHOD=AES-128,URI=MyKeyFile.key
#EXTINF:10,
aes_ts_files...
Monetta asked 1/11, 2016 at 18:46
3
We need to detect the video bitrate of a HLS stream with ffprobe by using the m3u8 file of the .ts.
If I use the m3u8, I can get the duration, dimensions, codecs used, audio bitrate, but no video ...
Tetracycline asked 27/1, 2016 at 16:58
2
Solved
I am using carrierwave-video gem uploading videos through carrierwave and it's not working.
video_uploader.rb
class VideoUploader < CarrierWave::Uploader::Base
include CarrierWave::Video
sto...
Fermata asked 4/6, 2016 at 11:40
2
Solved
I need to get the frame type (I/B/P) of a specific frame number for an x264 encoded movie.
How do I do this using ffmpeg/ffprobe?
I'm open to other solutions as well.
3
Solved
I'm trying to spawn a synchronous child process (to run ffprobe) in AWS Lambda function, but it dies almost instantly (200ms) with signal SIGSEGV.
My understanding of a segmentation fault is that...
Camarillo asked 20/4, 2016 at 16:35
1
Solved
I have this command
ffprobe -show_frames -select_streams v -print_format json -i c:\test.mpg
However, it prints off all the frame info. Is there anyway I can limit ffprobe to just look at the f...
Klarrisa asked 27/1, 2016 at 17:21
8
Solved
How would I get the height and width of a video from ffmpeg's information output. For example, with the following output:
$ ffmpeg -i video.mp4
...
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'video.m...
1
Solved
I'm using this command in order to detect the shot boundaries in FFMPEG.
ffprobe -show_frames -of compact=p=0 -f lavfi "movie=test.mp4,select=gt(scene\,0.3)"
By changing the 0.3 value I can get...
1
Solved
I'm using this script for shot detection in ffmpeg.
ffprobe -show_frames -of compact=p=0 -f lavfi "movie=test.mp4,select=gt(scene\,0.3)"
I need to write the output into a text file in order to r...
1
Solved
When I execute next ffprobe command in an HLS stream with parameter to show frames in specific stream video in flat format and grep with 'pkt' pattern, it returns this info:
$ ffprobe -i http://xx...
1
Solved
Given a media file, after running ffprobe -i input.mp4 -show_format -print_format json, I got something like this:
{
"format": {
"filename": "ooxx.mp4",
"nb_streams": 2,
"nb_programs": 0,
"fo...
1
Hello I have an MP4 video, I want to change the creation_time using ffmepg, without changing the rest of metadata. but I am facing some problems..
The major_brand and more stuff are changed. I want...
Carolinian asked 26/7, 2013 at 16:31
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