Use case · 27 files
Test displays and image pipelines
Open these full-screen at native resolution. Each pattern exposes a specific problem: crushed blacks, banding, scaling blur, wrong gamma or dead pixels.
Download all with curl
# 27 files, 446 MB in total
while read -r url; do curl -LO --fail "$url"; done <<'EOF'
https://files.samplefiles.com/image/png/test-pattern-color-bars.png
https://files.samplefiles.com/image/png/test-pattern-grayscale-steps.png
https://files.samplefiles.com/image/png/test-pattern-gradient.png
https://files.samplefiles.com/image/png/test-pattern-rgb-gradients.png
https://files.samplefiles.com/image/png/test-pattern-gamma.png
https://files.samplefiles.com/image/png/test-pattern-pixel-grid.png
https://files.samplefiles.com/image/png/test-pattern-checkerboard-1px.png
https://files.samplefiles.com/image/png/test-pattern-resolution.png
https://files.samplefiles.com/image/png/test-pattern-solid-red.png
https://files.samplefiles.com/image/png/test-pattern-solid-green.png
https://files.samplefiles.com/image/png/test-pattern-solid-blue.png
https://files.samplefiles.com/image/png/test-pattern-solid-white.png
https://files.samplefiles.com/image/png/test-pattern-solid-black.png
https://files.samplefiles.com/video/mp4/sample-7680x4320-5s.mp4
https://files.samplefiles.com/video/mp4/sample-7680x4320-5s-av1.mp4
https://files.samplefiles.com/video/mkv/sample-7680x4320-5s-hevc.mkv
https://files.samplefiles.com/video/webm/sample-7680x4320-5s.webm
https://files.samplefiles.com/video/mp4/sample-4k-10s-60fps-hevc.mp4
https://files.samplefiles.com/video/mp4/sample-4096x2160-10s-hevc.mp4
https://files.samplefiles.com/video/mp4/sample-4k-10s-hdr10.mp4
https://files.samplefiles.com/streaming/hls/abr-4k/master.m3u8
https://files.samplefiles.com/image/png/sample-7680x4320.png
https://files.samplefiles.com/image/avif/sample-7680x4320.avif
https://files.samplefiles.com/image/heic/sample-7680x4320.heic
https://files.samplefiles.com/image/jxl/sample-7680x4320.jxl
https://files.samplefiles.com/image/tiff/sample-7680x4320.tiff
https://files.samplefiles.com/image/exr/sample-3840x2160.exr
EOFColor and tone
Color reproduction, black level and banding.
| File | Size | Details | Download |
|---|---|---|---|
| Test pattern: SMPTE-style color barstest-pattern-color-bars.png | 6.5 KB | 1920×1080 | Download |
| Test pattern: 16-step grayscaletest-pattern-grayscale-steps.png | 5 KB | 1920×1080 | Download |
| Test pattern: smooth grayscale gradienttest-pattern-gradient.png | 4.2 KB | 1920×1080 | Download |
| Test pattern: RGB channel gradientstest-pattern-rgb-gradients.png | 8.5 KB | 1920×1080 | Download |
| Test pattern: gamma charttest-pattern-gamma.png | 14.9 KB | 1920×1080 | Download |
Sharpness and scaling
Any visible pattern in the 1-pixel grid means the image is being resampled.
| File | Size | Details | Download |
|---|---|---|---|
| Test pattern: 1-pixel checkerboardtest-pattern-pixel-grid.png | 1.2 KB | 1920×1080 | Download |
| Test pattern: fine checkerboardtest-pattern-checkerboard-1px.png | 1.3 KB | 1920×1080 | Download |
| Test pattern: resolution charttest-pattern-resolution.png | 130 KB | 1920×1080 | Download |
Dead and stuck pixels
Full-screen solid colors.
| File | Size | Details | Download |
|---|---|---|---|
| Test pattern: solid redtest-pattern-solid-red.png | 347 B | 1920×1080 | Download |
| Test pattern: solid greentest-pattern-solid-green.png | 347 B | 1920×1080 | Download |
| Test pattern: solid bluetest-pattern-solid-blue.png | 347 B | 1920×1080 | Download |
| Test pattern: solid whitetest-pattern-solid-white.png | 1.2 KB | 1920×1080 | Download |
| Test pattern: solid blacktest-pattern-solid-black.png | 332 B | 1920×1080 | Download |
4K and 8K video
UHD playback in every major codec, including 60 fps, DCI 4K, HDR10 (PQ) and an adaptive HLS ladder up to 2160p.
| File | Size | Details | Download |
|---|---|---|---|
| MP4 7680×4320, 5 seconds (H.264)sample-7680x4320-5s.mp4 | 107 MB | 7680×4320 · 5s · H.264 | Download |
| MP4 7680×4320, 5 seconds (AV1)sample-7680x4320-5s-av1.mp4 | 33.6 MB | 7680×4320 · 5s · AV1 | Download |
| MKV 7680×4320, 5 seconds (H.265)sample-7680x4320-5s-hevc.mkv | 28.2 MB | 7680×4320 · 5s · H.265 | Download |
| WebM 7680×4320, 5 seconds (VP9)sample-7680x4320-5s.webm | 66.4 MB | 7680×4320 · 5s · VP9 | Download |
| MP4 4K UHD, 10 seconds (H.265, 60 fps)sample-4k-10s-60fps-hevc.mp4 | 35.3 MB | 3840×2160 · 10s · H.265 | Download |
| MP4 4096×2160, 10 seconds (H.265)sample-4096x2160-10s-hevc.mp4 | 27.5 MB | 4096×2160 · 10s · H.265 | Download |
| MP4 4K UHD HDR10, 10 seconds (H.265 10-bit)sample-4k-10s-hdr10.mp4 | 33.7 MB | 3840×2160 · 10s · H.265 | Download |
| HLS 4K adaptive bitrate stream (360p to 2160p)abr-4k/master.m3u8 | 560 B | 3840×2160 · 20s · H.264 · 25 entries | Download |
4K and 8K images
Full-resolution stills for testing decoders, memory limits and zoom.
| File | Size | Details | Download |
|---|---|---|---|
| PNG 7680×4320 (8K)sample-7680x4320.png | 28.2 MB | 7680×4320 | Download |
| AVIF 7680×4320 (8K)sample-7680x4320.avif | 535 KB | 7680×4320 | Download |
| HEIC 7680×4320 (8K)sample-7680x4320.heic | 2.7 MB | 7680×4320 | Download |
| JXL 7680×4320 (8K)sample-7680x4320.jxl | 1.5 MB | 7680×4320 | Download |
| TIFF 7680×4320 (8K)sample-7680x4320.tiff | 32.4 MB | 7680×4320 | Download |
| EXR 3840×2160 (4K)sample-3840x2160.exr | 47.4 MB | 3840×2160 | Download |
