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

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How to insert video in video with border img using ffmpeg

I have using code: ffmpeg.exe -i 111.mp4 -vf "movie=1111.mp4[inner]; [in][inner] overlay=shortest=1:x=480:y=240 [out]" -c:v libx264 completed.mkv insert main_video into backgroud_Video but i can't ...
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16 views

Video Editor with custom resolution

I have a scenario.I want to import a video and then Crop it Apply watermark Remove audio channels (optional cause I may use FFMPEG) Export with the exactly cropped size resolution, not SD or HD ...
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11 views

FFMPEG || Converting CCTV raw .264 footage files

image of the log below is the text Hi I want to convert 264 footage files to .mp4. The problem is these files came with a player but unfortunately that player is not working on my pc, hence I thought ...
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43 views

How do I use FFmpeg to convert .264 CCTV footage files to mp4 with h.264 codec?

I get the following error when I try to convert my test.264 file to mp4 using FFmpeg: Log C:\ffmpeg\bin>ffplay -f h264 test.264 ffplay version N-29947-gcd244fa Copyright <c> 2003-2016 the ...
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1answer
23 views

What ffmpeg settings would produce a similar output for GoToMeeting?

There's a thread on the GoToMeeting forum where g2m videos are transcoded to MP4 at a fixed dimension of 1920x1080. So, if you're broadcast is 1290x1104, you're MP4 ends up with a black border all ...
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1answer
27 views

ffmpeg multiple files dimensions change

I saw a post on superUser on changing dimensions of a mp4 file which like this FFmpeg -I Input.mp4 -vf scale=460:690 output.mp4 but I want to change dimensions of multiple mp4 files in one go so I ...
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1answer
33 views

ffmpeg y4m to mp4 valid coding

I am trying to code y4m (raw) video to valid mp4 video. I was trying the following command, ffmpeg -i INPUT.y4m -c:v libx264 -preset ultrafast -qp 0 OUTPUT.mp4 It works fine but only play in chrome ...
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19 views

Why does Handbrake keep cropping my videos?

I have some 640x360 videos I want to re-encode with Handbrake to make their file size smaller. When I choose automatic cropping it shows 2 pixel cropping at the top and left, so I chose custom ...
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1answer
33 views

Choosing Audio Stream While Converting Via FFmpeg

I`ve got a .mkv file with two audio streams. But when I intent to convert it to a .mp4, the ffmpeg only chooses the first audio stream. How can I make ffmpeg to uses second one? Thanks a lot.
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49 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 ...
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1answer
16 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 ...
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1answer
31 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 ...
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1answer
72 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 ...
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74 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 ...
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2answers
84 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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25 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:
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1answer
47 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 ...
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1answer
103 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 ...
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20 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 ...
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1answer
49 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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1answer
103 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. ...
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31 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 ...
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1answer
100 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 ...
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1answer
49 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 ...
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2answers
69 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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28 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 ...
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2answers
108 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 ...
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1answer
77 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 ...
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2answers
75 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?
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51 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 ...
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94 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 ...
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1answer
19 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 ...
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1answer
40 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 ...
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1answer
51 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 ...
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1answer
48 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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45 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 ...
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1answer
44 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 ...
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74 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 ...
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1answer
23 views

What type of encoding with Bandicam?

I using Bandicam for screen recording file is so small. What type of encoding? I want to edit product from Bandicam and save, after that file is growing 8x from 10MB to 85MB. 10 MB including audio ...
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1answer
202 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 ...
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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 ...
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57 views

Which audio tracks should a mp4 file have?

I am converting some of my DVDs to mp4 files with handbrake for watching them on my computer and am a newbie to video conversion. I read a bit about the topic on the internet, but am confused about ...
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119 views

Corrupted Data after replacing disk in Windows 10 Storage Space

I have a Windows 10 upgraded Storage Pool with 5 drives (Parity, thinly provisioned). 'Upgraded' means that this Storage Space supports rebalancing/optimizing (and this was a Windows 8 machine ...
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1answer
73 views

QuickTime can't play mp4 generated by ffmpeg without converting first

I've created a .mkv file from a DVD using MakeMKV that I've then converted to .mp4 using ffmpeg: ffmpeg -i title00.mkv -c copy -c:s copy output.mp4 Now when I try opening the .mp4 file using ...
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1answer
68 views

How to keep audio when converting to MPG with FFMPEG

I'm converting a video to MPG and the output has NO audio. I know I should specify the audio stream but can't find how in the documentation. I need MPEG as output container because I stream my videos ...
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59 views

FFmpeg dropping frames of second input file while using concat

I am currently trying to take a video file and split it into pieces that can then be encoded and pieced back together later. As a test I am trying to split a video into two pieces and then stitching ...
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67 views

ffmpeg truncates output files without return an explicit error

I am transcoding a file with a duration of 1:42:92 using an ffmpeg pipeline. The output file is truncated (its duration is 30 seconds) without any warning about the output file is shorter than the ...
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1answer
95 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 ...
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2answers
67 views

How to resolve the issue of flash video downloader in chrome?

I am trying to download a vimeo video from a web page but the issue is that my flash video downloader works for some videos and for other videos ,it is disabled so how to resolve this,I have tried ...
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1answer
179 views

ffmpeg mpeg2 to MP4 H264 produces horizontal lines artifacts in motion scenes

My video input is mpeg2 video file as follows: Video: MPEG2 Video 720x576 (4:3) 25fps [V: mpeg2 main, yuv420p, 720x576] Audio: MPEG Audio 48000Hz stereo 224kbps [A: mp2, 48000 Hz, stereo, 224 kb/s] ...