ItoSchum / flv_merge_repack

For merging and re-encapsulating Bilibili's .flv downloads to .mp4

Merge & Repack flv to mp4

Main Feature

• Merge flv fragment videos with repacking as mp4 using FFmpeg.
• Automatically remove the original fragment videos and some interim files.
• A sorted original fragment videos' filelist will be left.

Requirement

1. bash, ffmpeg, parallel are required.
2. Only compatible with flv videos which are encoded by H.264.
3. Designed specifically for macOS App Bilibili for Mac. It may be not compatible with other filename formats.

Usage

1. Put your flv fragment videos in [some_directory].
2. Change your Teriminal's current directory to [some_directory].
3. Run the script.
4. When Merge Mode: (1: Single-Pack; 2: Multi-Pack): Diasplayed, please enter merge_mode as tutorial
   When OriginalFileKeep (Y/N): Displayed, please enter file_mode as tutorial

Mode Code Ref:

• For Merge Mode:

  • 1 - Single-Pack Mode (Vidoes will be merged all in one.)
  • 2 - Multi-Pack Mode (Videos will be merged by different Parts.)

• For File Mode:

  • Y - File-Keeping Mode (The original downloads will be keeped.)
  • V - Verbose Mode (In addition to keep original downloads, it keeps some interim filelist as logs.)
  • N & Others - Don't Keep Original Files (The original downloads will not be keeped.)

Attention

• Other .txt, .flv, .mp4 files in the script-running folder may be deleted unintenedly.