The video-conversion tag covers software & formats related to converting videos from one format or container to the other.

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0
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1answer
466 views

Basic conversion of sequence of images to avi with avconv

I'm trying to convert sequnce of images to small avi. Each image should be shown 2 seconds. I'm using this basic command sudo avconv -r 0.5 -i test%05d.jpg out.avi I get the output, but it shows ...
0
votes
1answer
29 views

Making pair of two YUV videos (side by side) using FFmpeg

I am trying to make a pair of 2 videos (side by side) with a 10px white border seperator. I used the following FFmpeg command, ffmpeg -i left.yuv -i right.yuv -filter_complex ...
1
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0answers
571 views

Why does FFmpeg append blank black video to the end of my MP4 files when compressed from MOV?

I have several large MOV files that I want to compress to MP4. Unfortunately, when I use FFmpeg, it appends lots of black (blank) video at the end. (The destination file is longer than the source ...
1
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1answer
13 views

Copy video to phone from PC without Windows harping about converting to WMV

I don't do buffering so when I want to show someone a video I download the source file and copy it from my PC/Windows 7 to my phone via a USB cable. Every time I copy a video file Windows harasses me ...
0
votes
1answer
4k views

RAD Game Tools is unable to open an MP4 file

I downloaded RAD Game Tools to convert an MP4 file to BIK, but I get the following error message: This happens with not just the file I want to convert, but with all my video files. I have no idea ...
1
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1answer
14k views

Handbrake output .WMV

I'm trying to convert .AVI files to something a DMA2100 (Windows Media Center Extender) has an easier time handling. I can play .avi files but if you stop the video you have to skip back to the same ...
0
votes
1answer
3k views

Sound out of sync after merging multiple mp4 files with Avidemux

I am trying to join (merge) two or more .mp4 files together, without re-encoding. Here is what I did: Started Avidemux 2.5.5. With File->Open, selected Input1.mp4. I received this message - "H.264 ...
1
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1answer
24 views

ffmpeg increases video segments length when used with -segment_time - how to fix?

I am trying to record rtmp stream to file, splitting every 10 seconds. My ffmpeg command is: ffmpeg -i rtmp://192.168.16.82:1935 -f segment -strftime 1 -segment_time 10 -segment_format avi ...
0
votes
1answer
57 views

FFmpeg concatenate - Error while opening encoder

I have an Android application that uses ffmpeg to concatenates 2 mp4 video files (360x640) together and outputs it as one .mp4. This is my command: ffmpeg -y -i vid_1.mp4 -i vid_2.mp4 -strict ...
5
votes
5answers
30k views

M3U8 file to MP4 conversion?

Can an M3U8 video file be converted to MP4? I have had no luck finding a file converter that can do this since the M3U8 file is really an Audio playlist with many smaller files in a folder.
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3answers
11k views

MP4 video from Android phone can't be played in Windows

I took a video on my Samsung Galaxy S2 (Android), it's about 3GB and it can be played on the phone. But after transferring it to the PC is does not play when opened with VLC, QuickTime, Windows Media ...
32
votes
2answers
112k views

Handbrake settings to convert MKV to MP4 while retaining the original quality

I have a ton of MKV files I need to convert to MP4 and my chosen software is Handbrake. I'm stuck on which settings would be best for the conversion. I want to retain full quality. Do I just convert ...
1
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0answers
84 views

Why When I transfer video from my canon camera to my computer the quality is bad?

I have a canon EOS 700d and I record HD 1080p video at 25fps on it but when I transfer it to my computer via usb cable the quality is terrible. I use Sony movie studio platinum to edit my videos. When ...
0
votes
0answers
51 views

ffmpeg -segment_time produces spoiled segments

I use this docker image instead of installing ffmpeg directly to my OS X. What I want to achieve is to split some .avi file into pieces with duration of 30 seconds each. Here is my command: ffmpeg -i ...
0
votes
2answers
74 views

How to join split flv files?

I'm in my 3rd day of trying to download one 4-minute video. It's a Flash FLV that's split into three parts, the first two are about 5MB, the third about 3MB. Only the first part has normal FLV ...
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0answers
21 views

Ideal settings to extract video images using GOM or VLC

If a have a 4k video with 60fps and I want to capture all frames as images should I be using following settings : Burst interval 0 , Burst capture image 60? GOM Burst capture Settings:
2
votes
1answer
81 views

A fast way to convert multiple videos sound from AC3 to AAC without converting video

Is there a way to convert alot of video files from AC3 sound to AAC? I don't want to convert video iteself, video is okay, only the sound. I have alot of videos encoded with H.264 or mpeg4(xvid) and ...
0
votes
1answer
39 views

How to encode .mkv video to .mp4 in ffmpeg while retaining the video subtitles and add additioinal watermark?

I want to encode .mkv video to .mp4 using ffmpeg while retaining the subtitle in .mkv format and add additioinal watermark, the current technique that i know is this will convert the .mkv video to ...
0
votes
1answer
83 views

FFmpeg RMTP streaming and simultaneously saving to file

I am using ffmpeg.exe to transcode a video source, in this example below from a file and want to simultaneously stream rmtp and save to file. I can't figure out what am I doing wrong with the "tee ...
1
vote
1answer
46 views

Cut and Compress 4K Video?

I have a 20 second video which size in 4K which size is 125 MB. It is only about a defective electronic component so accuracy is not important. I want it much smaller. I have these options in VLC ...
1
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3answers
752 views

Having trouble understanding ffmpeg -map command

I'm trying to copy video/audio from an mkv container to mp4. When I run ffmpeg -i input.mkv -c:v copy -c:a copy output.mp4 I'm given no video with polish audio. There's only one video stream, stream ...
1
vote
1answer
293 views

how to convert a video to a MOV file with h264 yuvj420p and pcm u8

I want to convert some videos to be playable on a Canon digital camera. The videos from the Canon PowerShot camera have the following specifications: Video: h264 (Constrained Baseline) (avc1 / ...
0
votes
0answers
16 views

How to save compressed (batch processed) video files to the original folders using handbrake?

I use handbrake to compress/encode video files and I'm quite happy with the results. It gives me small file size with no quality loss. The problem is that when I batch convert multiple files from ...
1
vote
1answer
41 views

Data loss due to transcoding video[ffmpeg]

I have a app which takes in user's video and does some processing. the processing pipeline consists of multiple steps. The code which i have written so far assumes h264 codec for input video. But ...
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2answers
73 views

Is there any advantage of reencoding a 480p video as 1080p?

To be specific, I mean importing a 480p video into Movie Maker and exporting it as a 1080p MP4? Is there an advantage?
6
votes
3answers
5k views

Convert video from .mp4 to .ogg

I am using ffmpeg version 0.11.1 Copyright (c) 2000-2012 the FFmpeg developers . I need to convert a file .mp4, to .ogg format. I am on Mac OS X, and I have tried this so far: ffmpeg -i ...
0
votes
1answer
88 views

FFmpeg converting video convert only audio in linux

I'm trying to convert .flv to .mp4 in CentOS. I used ffmpeg -i test.flv test.mp4, which worked well in Windows, but in Linux the result has no video, just audio. I installed ffmpeg 3.0 using yum. ...
4
votes
3answers
366 views

Batch-split many AVIs in 2 parts?

how can I batch split many AVIs into 2 parts, with no conversion? NB: this didn't help much What is the best software to split and join avi files?
1
vote
2answers
849 views

causes of problems in the southbridge

I had a compaq presario b1200, which is now unusable because they said it was a problem in the southbridge. What should I avoid doing with my computer so that it wouldn't end up like that? I'm ...
1
vote
1answer
353 views

ffmpeg settings for VHS mpeg2/mp2 to H264/MP4 VBR conversion and reducing file size

My input is as follows: Input #0, mpeg, from 'D:\Videos\2015.mpg': Duration: 01:49:08.74, start: 0.220000, bitrate: 4940 kb/s Stream #0:0[0x1e0]: Video: mpeg2video (Main), yuv420p(tv, bt470bg), ...
0
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2answers
188 views

Connecting PAL camera to pc and working with the feed

I have an ancient analog camera which has the classic PAL analog output. I want to get this feed, display it on the computer's monitor and save the stream on the pc hard drive. I know that if it was ...
0
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0answers
28 views

How can I use Libav to convert a multipage tiff into a video

I have a multipage tiff with many frames. If I try to convert that using libav it only recognizes the first image in the stack: $ avconv -y -v debug -f image2 -i 151123_chan3-2_#1.tif ...
0
votes
2answers
59 views

Convert x265 to MP4 or something else compatable for viewing.

I downloaded some files (a TV series) that use x265. They will only play on a computer, not on a dvd using XtoDVD4, not on a flash drive, and not on a newer Sony player or smart TV. Is there an ...
0
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1answer
45 views

Recording Lenovo Easy Camera with ffmpeg - framerate too low

Does anybody have a glue why I can't get ffmpeg to record my webcam higher than 8 fps, with ffmpeg? I've tried Cheese and GUVCView, under various settings, but all I get is a still picture. I'm ...
3
votes
1answer
72 views

How do I use ffmpeg to split a video into images and then reassemble exactly the same?

I have an MP4 which has an audio and video streams and I need to modify every frame of the video. The pipeline I'm using is: Split the audio out of the video: ffmpeg -i in.mp4 -vn -acodec copy ...
1
vote
1answer
159 views

VLC media player select audio track for conversion

When using VLC media player to convert a video with multiple audio tracks into another format (that may support only one audio track) using only one audio track, how do I select the audio track that ...
1
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2answers
63 views

Converting 5.1 audio to stereo and keeping both tracks

Let's say I have a video file that has 5.1 audio (maybe AAC or something) and I want to convert that track to stereo so I can use it with Plex without doing any transcoding. Well, I also want to keep ...
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0answers
25 views

Windows Movie Maker file size

I'm using ShareX to make x.264/MP4 tutorial videos in which there is very little motion. Most of the time I'm just typing and highlighting text. I'm getting reasonable file sizes. I edit the videos ...
1
vote
1answer
67 views

What is the best way to losslessly compress MJPEG to MP4?

I have a few digital camera movies recorded in MJPEG that are taking a few GB of storage space. I would like to better compress them, but losing as little detail as possible, or none. Since MJPEG ...
3
votes
2answers
2k views

FFMPEG mkv to mp4 conversion loses subtitles

Currently trying to convert my mkv library to mp4 (Iphone 6 plus) I've managed to get to mkv to mp4 conversion correctly, but I'm missing the subtitles part (SRT) Here's my code: dir/b/s *.mkv ...
0
votes
0answers
45 views

avconv - Error for scale filter

I'm trying to rescale a video via avconv with the following command: /usr/bin/avconv -i /home/user/video.mp4 -filter:v crop=960:720:160:0,scale=h=498:w=-1 -an -y -frames:v 1 media/image.png But I'm ...
1
vote
1answer
174 views

Proper DVD rip for serving via UPnP

I am a happy user of minidlna (version 1.0.24) on an old Mac Mini G4. It does work quite well in my environment. Since minidlna does not allow transcoding, I would like to rip a set of DVDs (mostly ...
0
votes
1answer
15 views

How do I transcode the audio to aac in this ffmpeg command

I usually use this command to convert my mkv to mp4 while hardcoding the subtitles (for playing on my tv) ffmpeg -i old_video.mkv -vf subtitles=old_video.mkv -acodec copy new_video.mp4 There is one ...
6
votes
4answers
10k views

Can VLC crop black borders on the fly?

http://www.onlinetvrecorder.com/ offers free TV recordings, and AviDemux can cut out the commercial breaks without requiring recoding. However, many recordings have black bars either on top and bottom ...
1
vote
1answer
39 views

What is the correct command line to convert a MKV 10b to MKV 8b with identical quality?

I want to convert a MKV 10b to MKV 8b, with identical quality of sound and video. I uses the following command line: ffmpeg -i -c my_file.mkv: libx264 v -profile -crf 18 -PRESET medium high -level ...
0
votes
1answer
40 views

How can I use a PC's monitor output as an input in anoter PC?

I would like to make some real time video mixing setup where there will be multiple PCs creating CGI/graphic output and many cameras creating real life output that should be connected to a mixer PC ...
0
votes
1answer
43 views

Rotate AVI video by 90 degree

I used to apply this command to transcode videos of my mobile phone to AVI: ffmpeg -i Input.mov -s 640x360 -sameq -vcodec msmpeg4v2 -acodec libmp3lame Output.avi Now I'd like to rotate some videos ...
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votes
0answers
39 views

Ffmpeg, error adding mp3 audio track to mp4

I have an mp4 which I created by stitching together 4 images and I need to add audio to it from an mp3. Per this question: How to apply audio track to a mute h264/mp4-video losslessly? I used: " -i ...
0
votes
1answer
39 views

Convert m2ts to (if possible) lossless format for m2ts to save space?

I have hundreds of m2ts formatted video files resulting from legal recordings from TV. Now I would like to keep them, but they are huge. Is there a format I can convert them to which is preferably ...
0
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0answers
61 views

How to set double fps for tbc option of video

I need to set tbc option for output video. For example, input video has 25 fps with 50 tbc and my encoded video has 25fps with 25 tbc. I used settb and video_track_timescale but these options did not ...