MWCapture SDK Mac  3.3.1.16905
mw_mp4

Overview

mw_mp4 module creates MP4/MOV files, which helps you convert the H264/H265 videos and AAC/ADTS audios into mp4 or mov files for playback. For more information about the MP4 file format, refer to the following standards documents: ISO/IEC 14496-12:2012 Information technology — Coding of audio-visual objects — Part 12: ISO base media file format. QuickTime movie files (.mov) is an extensible multimedia framework developed by Apple Inc.

Besides creating the MP4 file, mw_mp4 also supports the following features:

  • Adding captioning or subtitles to the MP4/MOV files.
  • Repairing the MP4/MOV files corrupted during recording by accident.

The mw_mp4.h file contains the definition of data structures and functions.

Key Features

  • Recording MP4/MOV Files

    mw_mp4 can convert video and audio streams in the following formats into MP4/MOV files.

    • H.264 or H.265 (HEVC) video tracks, which you can obtain from encoders such as ffmpeg or the mw_venc.
    • AAC/ADTS audio tracks, which you can obtain from encoders such as ffmpeg.
    • CC608 or CC708 captions. For more information about Closed Caption, refer to page_feature_closed_caption.
  • Repairing MP4/MOV Files

    The recorded MP4/MOV files may be damaged caused by power outage or system crash, and cannot playback. The corrupt files can be fixed by the page_examples_cpp_cmd_mp4repair example.

Example

  1. Mp4Repair demonstrates how to fix the corrupt MP4/MOV files produced by the mw_mp4.
  2. AVCapture demonstrates how to record MP4 files.
  3. HDRCapture demonstrates how to record HDR MP4 files.