Testaroo, Real, documented example files for testing

Abstract album cover artwork (JPEG q90)

The same plate encoded once at JPEG quality 90. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate c-album-abs.

File: JPG · Comfy Realism · 1024 × 1024 px
Use case: Media handling· Conversion set

Abstract album cover artwork (lossless PNG)

A synthetic photographic plate of wordless square cover artwork, 1024x1024, lossless PNG. This is the reference every lossy variant in this group is derived from Plate c-album-abs.

File: PNG · Comfy Realism · 1024 × 1024 px
Use case: Media handling· Conversion set

Abstract album cover artwork (WebP q85)

The same plate as WebP at quality 85, for format-handling coverage beside the PNG and JPEG encodings of identical pixels Plate c-album-abs.

File: WEBP · Raster Formats · 1024 × 1024 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, coral (JPEG q25)

The same plate encoded once at JPEG quality 25. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-ph-mesh2.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, coral (JPEG q50)

The same plate encoded once at JPEG quality 50. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-ph-mesh2.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, coral (JPEG q75)

The same plate encoded once at JPEG quality 75. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-ph-mesh2.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, coral (JPEG q90)

The same plate encoded once at JPEG quality 90. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-ph-mesh2.

File: JPG · Comfy Realism · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, coral (lossless PNG)

A synthetic photographic plate of a soft low-detail background plate, 1024x683, lossless PNG. This is the reference every lossy variant in this group is derived from Plate t-ph-mesh2.

File: PNG · Comfy Realism · 1024 × 683 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, coral (WebP q85)

The same plate as WebP at quality 85, for format-handling coverage beside the PNG and JPEG encodings of identical pixels Plate t-ph-mesh2.

File: WEBP · Raster Formats · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, violet (JPEG q25)

The same plate encoded once at JPEG quality 25. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-mesh-grad.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, violet (JPEG q50)

The same plate encoded once at JPEG quality 50. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-mesh-grad.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, violet (JPEG q75)

The same plate encoded once at JPEG quality 75. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-mesh-grad.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, violet (JPEG q90)

The same plate encoded once at JPEG quality 90. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-mesh-grad.

File: JPG · Comfy Realism · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, violet (lossless PNG)

A synthetic photographic plate of a flowing mesh gradient, 1024x683, lossless PNG. This is the reference every lossy variant in this group is derived from Plate t-mesh-grad.

File: PNG · Comfy Realism · 1024 × 683 px
Use case: Media handling· Conversion set

Abstract flowing mesh gradient, violet (WebP q85)

The same plate as WebP at quality 85, for format-handling coverage beside the PNG and JPEG encodings of identical pixels Plate t-mesh-grad.

File: WEBP · Raster Formats · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract warm bokeh lights out (JPEG q25)

The same plate encoded once at JPEG quality 25. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-bokeh-warm.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract warm bokeh lights out (JPEG q50)

The same plate encoded once at JPEG quality 50. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-bokeh-warm.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract warm bokeh lights out (JPEG q75)

The same plate encoded once at JPEG quality 75. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-bokeh-warm.

File: JPG · JPEG Artefacts · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract warm bokeh lights out (JPEG q90)

The same plate encoded once at JPEG quality 90. Blocking and ringing are bounded by that single pass, so a restorer can be scored against the PNG reference in this group rather than against an opinion Plate t-bokeh-warm.

File: JPG · Comfy Realism · 1280 × 853 px
Use case: Media handling· Conversion set

Abstract warm bokeh lights out (lossless PNG)

A synthetic photographic plate of an out-of-focus light field, 1024x683, lossless PNG. This is the reference every lossy variant in this group is derived from Plate t-bokeh-warm.

File: PNG · Comfy Realism · 1024 × 683 px
Use case: Media handling· Conversion set

Abstract warm bokeh lights out (WebP q85)

The same plate as WebP at quality 85, for format-handling coverage beside the PNG and JPEG encodings of identical pixels Plate t-bokeh-warm.

File: WEBP · Raster Formats · 1280 × 853 px
Use case: Media handling· Conversion set

AC-3: Dolby Digital

The clip as AC-3 (Dolby Digital): the multichannel codec used in DVD/broadcast. Rendered here in stereo; for testing AC-3 decoding and conversion.

File: AC3 · Codec Set · AC-3 (Dolby Digital)
Use case: Conversion testingAudio analysis· Conversion set

Accessibility Issue Report AcroForm (SAMPLE)

A one-page fillable PDF twin of the accessibility issue report HTML form. Its canonical AcroForm field tree, widgets, values, and appearance streams are generator-validated.

File: PDF · Accessibility Testing · 1 page
Use case: Form testingForm parsing+1· Conversion set

Accessibility Issue Report Field Manifest (JSON)

Machine-readable field names, labels, types, required states, choices, and input hints for the accessibility issue report family.

File: JSON · Accessibility Testing · 8 fields
Use case: Form testingForm parsing+1· Conversion set

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