How to Convert MP4 to MPEG-4 Part 14 Using FFmpeg скачать в хорошем качестве

How to Convert MP4 to MPEG-4 Part 14 Using FFmpeg

Learn how to convert your existing MP4 video to `MPEG-4 Part 14` format using FFmpeg, ensuring it meets all necessary specifications for optimal performance. --- This video is based on the question https://stackoverflow.com/q/74616121/ asked by the user 'Micha' ( https://stackoverflow.com/u/2815176/ ) and on the answer https://stackoverflow.com/a/74623218/ provided by the user 'Gyan' ( https://stackoverflow.com/u/5726027/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions. Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: ffmpeg how to convert an existing mp4 to mpeg-4 part 14? Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l... The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license. If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com. --- Converting MP4 to MPEG-4 Part 14 Using FFmpeg If you've ever tried to convert a video file and ran into format issues, you know how frustrating it can be. One common question revolves around converting an existing MP4 file to MPEG-4 Part 14 using FFmpeg. The specifications can be strict, and achieving the desired output can seem daunting. In this guide, we will guide you step by step through the process of converting your MP4 to the desired container format while adhering to specified limitations. Understanding MPEG-4 Part 14 Before we dive into the conversion process, let’s clarify the difference between MPEG-4 Part 10 and MPEG-4 Part 14: MPEG-4 Part 10 (H.264) is a video codec that often creates confusion among users. MPEG-4 Part 14 is a container specification that holds audio and video streams together. Many users mistakenly refer to the video codec as the container format due to overlapping terminologies. It's critical to understand this distinction to achieve the right output. Specifications You Need to Meet Here are the specifications for your video conversion that you must satisfy: General Requirements Container: MOV or MP4 (MPEG-4 Part 14) Audio Codec: AAC, with a maximum sample rate of 48 kHz, and 1 or 2 channels (mono/stereo) Video Codec: HEVC or H.264, with progressive scan and closed GOP Frame Rate: Between 23-60 FPS Picture Size: Maximum horizontal pixels: 1920 Aspect ratio: between 0.01:1 and 10:1 (preferably 9:16) Video Bitrate: Variable Bit Rate (VBR), maximum 25 Mbps Audio Bitrate: 128 kbps Duration: Minimum 3 seconds, maximum 15 minutes File Size: Maximum 1 GB Steps to Convert MP4 to MPEG-4 Part 14 To successfully convert your MP4 file, follow these adjusted steps using FFmpeg. You may have already attempted a similar command; let’s refine it to meet all requirements: Command Structure Here’s the refined command you should use: [[See Video to Reveal this Text or Code Snippet]] Key Adjustments Explained Audio Sample Rate: Add -ar 48000 to ensure the audio codec meets the maximum sample rate requirement. No Edit Lists: Use -use_editlist false to comply with the specification requiring no edit lists in your output file. Brand the Container: Including -brand mp42 can help in faking the file as MPEG-4 Part 14, making compatibility smoother with players and other devices. Important Notes Make sure that any existing video file you are using meets the frame rate and bitrate requirements to avoid unexpected results. It’s essential to check the output file after conversion to ensure it meets your desired specifications. Conclusion Converting an MP4 file to MPEG-4 Part 14 using FFmpeg might seem complicated at first, but with the right command and understanding of the format specifications, it is achievable. By following the refined command structure and understanding the requirements clearly, you can ensure that your video files comply with specified needs while maintaining high quality. With this guide, you'll be able to convert your videos effectively and efficiently!