Convert Video to Thumbnail via API

Automatically generate thumbnail images from video at any timestamp. Perfect for content management systems, video galleries, and social media previews.

Try it in your browser

Loading FFmpeg engine... (~31 MB)

Use the API

curl -X POST https://renderio.dev/v1/commands \
  -H "X-API-KEY: ffsk_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
  "ffmpeg_command": "-i {in_video} -ss 00:00:01 -vframes 1 -q:v 2 {out_video}",
  "input_files": {
    "in_video": "https://example.com/input.mp4"
  },
  "output_files": {
    "out_video": "output.jpg"
  }
}'

Need an API key? Get your free API key to start processing files programmatically.

Common Variations

PNG lossless output

-i input.mp4 -ss 00:00:01 -vframes 1 output.png

Thumbnail at 50% of duration

-i input.mp4 -ss 00:00:30 -vframes 1 -q:v 2 output.jpg

Scaled thumbnail (320x180)

-i input.mp4 -ss 00:00:01 -vframes 1 -vf scale=320:180 -q:v 2 output.jpg

Multiple thumbnails (1 per 10s)

-i input.mp4 -vf fps=1/10 -q:v 2 thumb_%03d.jpg

Related Operations

Generate Video Thumbnail via API | RenderIO Convert Video to PNG Sequence via API | RenderIO Convert Video to JPEG Sequence via API | RenderIO Convert MP4 to Animated WebP via API | RenderIO

Need to process at scale?

Automate this with the RenderIO FFmpeg API. Process thousands of files programmatically or through no-code video automation.

Get your API key