All Questions
15
questions
1
vote
0
answers
160
views
Can FFMPEG extract still images from video based on video "SMPTE timecode" hh:mm:ss:ff?
Is there any way to extract still images from video based on video "own SMPTE" timecode? (hour:minute:second:frame) as seen in the "Timecode Handler" recognized by ffmpeg.
I would ...
- 11
1
vote
1
answer
2k
views
How to extract all tracks from a DVD movie
I have a DVD movie that contains special features. I'd like to extract everything from the DVD in question as individual items - the special features in particular, but also audio tracks, subtitle ...
- 13.1k
1
vote
2
answers
135
views
Extracting audio from mp4 has less bitrate
I'm using ffmpeg -i input.mp4 -c:a copy -vn -sn output.m4a
to extract audio from an mp4 file. However, when I open the mp4 in Spek, it shows 255kbps AAC and the extracted file is only 200kbps.
Also, ...
- 11
2
votes
1
answer
431
views
FFMPEG How to extract a variable number of audio streams?
I'm trying to make a small batch file that extracts all audio streams when dragging a video onto it.
ffmpeg.exe -i "%1" -map 0:a? -c:a copy "%1~extracted.aac"
But this seems to be overwriting the ...
- 33
7
votes
3
answers
6k
views
ffmpeg extract pictures from several selected time points
I have a videofile and like to extract a single image from (about 1500) specific timepoints.(expl. -ss 00:50, ss 00:67, ss: 01:70 ...)
Is there a way to do this? I tried out to use this command:
...
- 71
0
votes
0
answers
6k
views
How can I extract SRT subtitles from (MKV) video's?
I read that MKVToolNix will allow you to extract .SRT subtitles from .MKV videos. I'm using gMKVExtractGUI (v1.8.0.0) with MKVToolNix, but as the screenshot below shows it will only extract .ASS files....
- 584
2
votes
1
answer
106
views
FFMPEG Same Commands?
Is there any difference between these two commands for extracting audio from a video?
ffmpeg -i input.mp4 -c copy -map 0:a output.wav
ffmpeg -i input.mp4 -vn -acodec copy output.wav
- 350
8
votes
2
answers
21k
views
How to extract lossless image from video with FFmpeg?
I have a 5s fps25 mp4 video and I use the following command to extract jpg images from the video
ffmpeg -i input.mp4 -r 1 -q:v 1 output_%01d.jpg
The images are extracted successfully, but jpg files ...
- 225
1
vote
2
answers
12k
views
How to extract and merge hard-coded subtitle in a video
I downloaded a movie that has hard-coded subtitles, for some reason I don't like the font of the subtitles :P . But since it's hard-coded inside the movie, I can't extract the subtitle with MkvExtract ...
- 269
5
votes
2
answers
7k
views
Extract video frames display time and frame number
I would like to extract each frame and its display time. The purpose will be to later compare the output between two videos (reference/original video and the transmitted video) and see what frames are ...
- 51
1
vote
1
answer
443
views
How do I extract parts of a video with a specific aspect ratio with ffmpeg or mencoder?
I've got some recordings from TV. The movies are all in 4:3 but the advertisement is in 16:9. My input format is a mpeg 2 transport stream. I would like to convert my movies to mp4 with h264 video and ...
20
votes
3
answers
53k
views
Extracting "one of every 10 frames" in a video using VLC or FFmpeg
I am trying to extract "exactly 1 frame of every 10" frames of a video (i.e. extract 1 , leave 9 then repeat) for scientific purposes. The video is 105 frames, 3.5 seconds, 29.97fps (h.264, .mov, ...
- 1,447
1
vote
2
answers
6k
views
How can I play raw audio/video tracks extracted from mp4?
I used mp4creator -extract to get the raw audio and video tracks from an mp4 file. What players can I use to play the raw tracks?
- 1,117
1
vote
3
answers
211
views
Linux: grab audio from a video clip
I'd like to take audio track from a video clip in FLV container and save it to something playable by portable music players. Are there any easy to use tools for that? I know how to do that using ...
- 3,318
0
votes
1
answer
2k
views
Batch movie frame extractor?
Can anyone suggest a windows applications that will extract x amount of frames from a list of movies that are imported into it. It needs to operate in batch mode. Image Grabber II .net would be ...
- 1,587