bytedeco/javacv

How can I change the playback speed of an RTSP playback

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#2,191 opened on Feb 22, 2024

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Description

I have an RTSP playback video that supports variable speed. I'm using JavaCV to process the RTSP and send the video data to a web player. How can I implement speed change?

Contributor guide

Research direction
Study FFmpeg's setpts and atempo filters to adjust video and audio speed, then implement using JavaCV's FFmpegFrameFilter or similar.
Tech stack
java
Domain
backend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Mostly clear
Prerequisites
JavaJavaCV
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
50