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• how to mix two voice file to one files ?

  7 août 2018, par zjlljx123

  How to mix two voice file in android ??

  I want to record and play a music in backgroud at the same time, i use FFmpeg,it can mix success,but need too much time, how can speed up it or use another fuction resolve it ?

  i use the command in

  FFmpeg:"-i %s -i %s -filter_complex amix=inputs=2:duration=first %s" 

• How to make mp4 slideshow video from series of images in Android programmatically [on hold]

  2 août 2016, par Roaim Ahmed

  I have a list of images. I wish to make mp4 video with music from them using Android studio. Can anybody please suggest me how to do it ? Also you can suggest me any java library to aquire this. Thank you.

• upload video with display and upon submit that video by post method to PHP file where FFMPEG command execute

  30 avril 2019, par Asfand Yar

  Main Task
  Video -> Audio (Wav or mp3)
  Procedure :
  User select video and its display and upload in video player thats fine but when i try to upload via the form tag and post method to php file (Bash.php) where that video have to be converted into the audio (mp3 or wav) i am using FFMPEG library (THat command work perfectly into the Command line) I am trying to do it in php (exec) but didn’t find fruitful results

  I try FFMPEG command to convert uploaded mp4 video to audio because i need audio to transcription
  HTML CODE

  <video width="500" controls="controls" preload="none">
  
  
  
  </video>
  
  
  
  
  
  
  
  <div class="container d-flex justify-content-center">
  
  <input type="file" accept="video/*" />
  
  
  
  </div>
  
  
  
      <code class="echappe-js">&lt;script type=&quot;text/javascript&quot;&gt;<br />
  
      video_file.onchange = function(){<br />
  
  <br />
  
      var files = this.files;<br />
  
  <br />
  
      var file = URL.createObjectURL(files[0]); <br />
  
  <br />
  
      video_player.src = file; <br />
  
  <br />
  
      video_player.load();};  <br />
  
  <br />
  
  &lt;/script&gt;
  
       
  
  

  <?php  
  
      if(isset($_FILES['video'])){                                                                              
  
      $errors = array();     
  
          $file_name = $_FILES['video']['name'];                                                                
  
          $file_size = $_FILES['video']['size'];                                                                
  
          $file_tmp = $_FILES['video']['tmp_name'];                                                             
  
          $file_type = $_FILES['video']['type'];                                                                
  
          $file_ext = strtolower(end(explode('.',$_FILES['video']['name'])));   
  
  
  
  
  
      $expensions = array("mp4","avi");                                                                                                   
  
  
  
  
  
          if(in_array($file_ext, $expensions[0])===false){                   
  
              $errors[]="Extension not allowed, please choose a Mp4 or Avi file video";
  
          }                                                                                                              
  
      $convertedFile='fine.mp3';                                               
  
          if(empty($errors)==true){   
  
          move_uploaded_file($file_tmp, './'.$file_name);
  
          exec("ffmpeg -i $file_name -vn fine.mp3");
  
  
  
          }else{                                                                                                
  
              print_r($errors);                                                                                 
  
          }
  
      $target = "http://localhost:8888/client/dynamic/recognize";
  
      sleep(3);
  
  
  
      if($file_ext == "mp4" or $file_ext == "avi"){
  
          exec("python /path/client2.py fine.mp3 > output.txt 2> output2.txt"); 
  
  
  
          $output = exec("cat output.txt");   }
  
      echo $output;
  
      }
  
  ?>