Answers.Body: <p>Assuming audio's not a concern,</p>
  
  <pre><code>ffmpeg -i in1.mov -i in2.mov -filter_complex
         "[0]setpts=(PTS-STARTPTS)/5[a];[1]setpts=(PTS-STARTPTS)/5[b];[a][b]concat[v]"
         -map "[v]" -r 60 -crf 18 output.mov
  </code></pre>
  
Answers.ContentLicense: CC BY-SA 3.0
Answers.CreationDate: 2017-01-03T05:40:09.173Z
Answers.LastActivityDate: 2017-01-03T05:40:09.173Z
Answers.UserDisplayName: Gyan
Body: <p><a href="https://video.stackexchange.com/questions/18469/is-it-possible-to-speed-up-a-video-using-handbrake">"Is it possible to speed up a video using handbrake?"</a></p>
  
  <p>In the above link, Mulvya show us how to speed up a video, but I want to know, if possible, how can I speed the video joining two or more videos and increasing the frame rate, for example:</p>
  
  <p>I have 2 video files, which I need to join. Both are at 30fps and I want to speed up to 5 times and increase the frame rate to 60fps.</p>
  
  <p>How can I do it?</p>
  
Tags: <video><ffmpeg>
Title: Speeding Up, Joining and Increasing Frame Rate FFMPEG
UserDisplayName: RLT
ThreadText: # Speeding Up, Joining and Increasing Frame Rate FFMPEG
  
  (Asked by: username_0 on 2017-01-03)
  
  ["Is it possible to speed up a video using handbrake?"](https://video.stackexchange.com/questions/18469/is-it-possible-to-speed-up-a-video-using-handbrake)
  
  In the above link, Mulvya show us how to speed up a video, but I want to know, if possible, how can I speed the video joining two or more videos and increasing the frame rate, for example:
  
  I have 2 video files, which I need to join. Both are at 30fps and I want to speed up to 5 times and increase the frame rate to 60fps.
  
  How can I do it?
  
  **Tags:** video, ffmpeg
  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2017-01-03. Score: 1 | Accepted answer
  
  Assuming audio's not a concern,
  
  ```
  ffmpeg -i in1.mov -i in2.mov -filter_complex
         "[0]setpts=(PTS-STARTPTS)/5[a];[1]setpts=(PTS-STARTPTS)/5[b];[a][b]concat[v]"
         -map "[v]" -r 60 -crf 18 output.mov
  
  ```
  
  
  ---
  
  