How to speed up the execution speed of ffmpeg under the android version

[androidGhost]

Description Description of what the issue is about.

Expected behavior What you expected to happen.

Current behavior What happened.

Screenshots If applicable, add screenshots to help explain your problem.

Logs Post logs here or paste them to Ghostbin and insert the link here.

Environment

• Platform: [e.g. Android/IOS]
• Architecture: [arm-v7a, arm-v7a-neon, arm64-v8a, x86, x86_64, armv7, armv7s, arm64, i386, x86_64]
• Version (if applicable) [e.g. v1.2]
• Source branch (if applicable) [e.g. master, dev-v2.x]
• Xcode version (if applicable) [e.g. 7.3.1, 9.0.1]
• Cocoapods version (if applicable) [e.g. 1.2.1]
• Android Studio version (if applicable) [e.g. 3.1]
• Android NDK version (if applicable) [e.g. 16b, 17c]

Other Add any other context about the problem here.