title: I Can't Upload This Video File (mp4) To Twitter
body: <p>I tried to upload a video file (mp4) to Twitter but the site complained it couldn't be uploaded. It seems Twitter has some conditions in order to allow a video upload:</p>
  
  <pre><code>File Type: MP4 or MOV
  Max Time: 2 minutes and 20 seconds
  Minimum Resolution: 32 x 32
  Maximum Resolution: 1920 x 1200
  Aspect Ratios: 1:2.39 - 2.39:1 range (inclusive)
  Maximum Frame rate: 40 fps
  Maximum Video Bitrate: 25 Mbps
  </code></pre>
  
  <p>And here you are the general infos about the video I was trying to upload but Twitter kept saying there was a problem while processing it (the infos I got through mediainfo):</p>
  
  <pre><code>General
  Complete name                            : tmp03.mp4
  Format                                   : MPEG-4
  Format profile                           : Base Media
  Codec ID                                 : isom (isom/iso2/mp41)
  File size                                : 6.71 MiB
  Duration                                 : 2mn 15s
  Overall bit rate mode                    : Constant
  Overall bit rate                         : 417 Kbps
  Encoded date                             : UTC 1904-01-01 00:00:00
  Tagged date                              : UTC 1904-01-01 00:00:00
  Writing application                      : Lavf58.29.100
  
  Video
  ID                                       : 1
  Format                                   : MPEG-4 Visual
  Format profile                           : Simple@L1
  Format settings, BVOP                    : No
  Format settings, QPel                    : No
  Format settings, GMC                     : No warppoints
  Format settings, Matrix                  : Default (H.263)
  Codec ID                                 : 20
  Duration                                 : 2mn 15s
  Bit rate mode                            : Constant
  Bit rate                                 : 281 Kbps
  Width                                    : 720 pixels
  Height                                   : 405 pixels
  Display aspect ratio                     : 16:9
  Frame rate mode                          : Constant
  Frame rate                               : 29.970 (30000/1001) fps
  Color space                              : YUV
  Chroma subsampling                       : 4:2:0
  Bit depth                                : 8 bits
  Scan type                                : Progressive
  Compression mode                         : Lossy
  Bits/(Pixel*Frame)                       : 0.032
  Stream size                              : 4.52 MiB (67%)
  Writing library                          : Lavc58.54.100
  Encoded date                             : UTC 1904-01-01 00:00:00
  Tagged date                              : UTC 1904-01-01 00:00:00
  
  Audio
  ID                                       : 2
  Format                                   : AAC
  Format/Info                              : Advanced Audio Codec
  Format profile                           : LC
  Codec ID                                 : 40
  Duration                                 : 2mn 15s
  Duration_LastFrame                       : -19ms
  Bit rate mode                            : Constant
  Bit rate                                 : 129 Kbps
  Channel(s)                               : 2 channels
  Channel positions                        : Front: L R
  Sampling rate                            : 48.0 KHz
  Frame rate                               : 46.875 fps (1024 spf)
  Compression mode                         : Lossy
  Stream size                              : 2.07 MiB (31%)
  Default                                  : Yes
  Alternate group                          : 1
  Encoded date                             : UTC 1904-01-01 00:00:00
  Tagged date                              : UTC 1904-01-01 00:00:00
  </code></pre>
  
  <p>Can you tell me what's wrong with the video file??</p>
  
  <p>Best regards!</p>