SRT Preview

SRT MPEG-TS/H.264 real-time preview viewer for Windows

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SRT Preview receives MPEG-TS/H.264 streams via SRT protocol and displays video in real-time. It decodes H.264 using Windows Media Foundation and shows live statistics such as bitrate, RTT, and packet loss.

Key Features

• Real-time Video Preview — Decode and display H.264 video from SRT streams
• Live Statistics — Bitrate, RTT, packet count, bytes received, and drop count
• Multi-Instance — Run multiple preview windows with different ports (paid edition)
• Dark-themed UI — Clean interface with video display and connection stats

Network Configuration

graph LR
    Sender["FFmpeg / Encoder<br/>(SRT Caller)"]
    Network["Network<br/>(LAN / Internet)"]
    Receiver["SRT Preview<br/>(SRT Listener)"]

    Sender -->|SRT + MPEG-TS| Network
    Network -->|SRT + MPEG-TS| Receiver

    style Sender fill:#A8D5FF,stroke:#4A90E2,color:#000
    style Receiver fill:#90CAF9,stroke:#1976D2,color:#000
    style Network fill:#FFFFFF,stroke:#CCCCCC,color:#000

Screenshots

How to Use

1. Launch and Listen

Start SRT Preview, enter Stop and a port number, and click Listen.

2. Send SRT Stream

Send an MPEG-TS/H.264 stream from FFmpeg or any SRT-compatible encoder:

ffmpeg -re -f lavfi -i testsrc2=size=1280x720:rate=30 \
  -pix_fmt nv12 -c:v h264_mf -b:v 6M \
  -f mpegts srt://127.0.0.1:9000

3. View

Video appears in the preview window with real-time connection statistics.

Hide UI Mode

Click Hide UI to switch to full video display. Right-click to restore controls.

System Requirements

• Windows 10/11 x64
• H.264 decoding support

Installation

Microsoft Store

• Microsoft Store

Support

• GitHub Issues
• Contact: videosp.info@gmail.com