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Supports: ICO
ICO is a Windows icon format — a tiny square still image (up to 256×256 pixels), so this is a still-to-video conversion. The icon becomes a silent MXF video clip that holds that single frame for a set duration. MXF (Material Exchange Format) is a professional broadcast and post-production container, so this is a niche conversion: a placeholder or slate clip you can drop into an Avid or Premiere broadcast timeline. If you only want the artwork as an image, convert ICO to PNG instead — it keeps the icon crisp at its native size.
| Property | Value |
|---|---|
| Type | Raster image (Windows icon) |
| Max dimensions | 256×256 pixels (1×1 minimum) |
| Color depth | 1-bit up to 32-bit (8-bit alpha channel since Windows XP) |
| Multi-image | Yes — one file can hold several sizes and depths |
| Audio | None (still image) |
| Best for | App, desktop, and favicon icons on Windows |
| Property | Value |
|---|---|
| Type | Container / wrapper (video + audio + metadata) |
| Standard | SMPTE ST 377 (first released 2004) |
| Video codec (xconvert default) | MPEG-2 (H.264 selectable) |
| Audio codec (xconvert default) | PCM 16-bit — but image input produces a silent file |
| Operational pattern | OP1a — single self-contained file for delivery |
| Best for | Broadcast delivery, archival, and post-production handoff |
OP1a wraps the video and audio together in one file, which is what most delivery and archive workflows expect. Avid editing systems internally use OP-Atom (separate files per track), so if your target is a native Avid media bin you may need to re-import or re-wrap the OP1a output rather than dropping it straight in.
An ICO icon is at most 256×256 pixels, but MXF is typically used at HD resolutions like 1920×1080. To fill that frame the converter upscales the icon by roughly 8x, and there is no extra detail to invent — so the result looks soft or blocky. This is expected. For a slate or placeholder it is usually fine; if you need a sharp asset, keep it as an image with ICO to PNG.
No. ICO is a still image with no sound, so the output is a silent video. xconvert hides the audio codec setting for image-to-video jobs and produces a video-only MXF clip. If you need audio, you would add it later in your editor.
By default the MXF wrapper carries an MPEG-2 video stream, which is the common broadcast choice for the format. You can switch to H.264 under Advanced Options if your workflow prefers it. The audio default for MXF is PCM 16-bit, but it does not apply here because image input yields a silent file.
Maybe not directly. xconvert outputs OP1a, a single self-contained file that is ideal for delivery and archiving. Avid stores media internally as OP-Atom (one file per track), so depending on your version you may need to import or re-wrap the OP1a file rather than copying it into a media bin. Premiere Pro and most broadcast tools read OP1a directly.
It is controlled by the Image Duration setting, which defaults to 5 seconds per frame. You can lower it to a single frame (1/24s, 1/30s, or 1/60s) or raise it up to 10 seconds, depending on how long you need the slate to hold on the timeline.
Use ICO to MXF only when you specifically need a broadcast-grade clip — for example a placeholder in an HD post-production workflow. For a web video use ICO to MP4, and to keep the icon as a plain image use ICO to PNG. MXF files are large and tailored to professional editing, not casual sharing.
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