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Supports: HEIF
HEIF (.heif/.heic) is a still-image container — typically a single HEVC-encoded photo straight off an iPhone. TS (.ts) is the MPEG Transport Stream, a broadcast and streaming container. Converting HEIF to TS wraps your one still photo into a short, silent video clip that simply holds that image on screen, ready to drop into an HLS playlist, a DVB/IPTV feed, or any transport-stream pipeline. If you just want a viewable picture, convert to JPG instead; if you want a shareable clip, MP4 is far more universal.
| Property | Value |
|---|---|
| Standard | ISO/IEC 23008-12 (MPEG-H Part 12) |
| Finalized | 2015; shipped by Apple in iOS 11 (2017) |
| Image codec | HEVC (H.265); .heic denotes the HEVC variant |
| Type | Still image (single frame, no audio, no motion) |
| Typical size | About half an equivalent-quality JPEG |
| Native browser support | Safari only (no native Chrome/Firefox/Edge support as of 2026) |
| Best for | Storing iPhone/iPad photos at high quality and small size |
| Property | Value |
|---|---|
| Standard | ISO/IEC 13818-1 (MPEG-2 systems layer) |
| Released | 10 July 1995 |
| Packet structure | Fixed 188-byte packets, resilient to transmission errors |
| Video codecs carried | H.264, MPEG-2, MPEG-4, H.265 (HEVC) |
| Audio | Optional — a still-to-TS conversion produces no audio track |
| Best for | Broadcast (DVB, ATSC, IPTV) and HLS streaming segments |
| More universal alternative | MP4 (H.264) for general playback and sharing |
.heif or .heic photo onto the page, or click "+ Add Files". You can add several photos at once..ts clip. Files upload over an encrypted connection, are processed on our servers, and are deleted automatically after a few hours. No sign-up, no watermark.No. A HEIF file is a single still image with no audio, so the converter builds a silent video that holds that one photo on screen for the duration you set. There is no soundtrack to carry over, and the output has no audio stream.
TS is the right choice when you are feeding a transport-stream pipeline — appending a slate or title card to an HLS playlist, an IPTV channel, or a DVB/ATSC broadcast feed that expects 188-byte transport-stream packets. For everything else (sending the clip to someone, posting it online, playing it in a generic player), MP4 is more universal and is the better default.
By default the converter encodes the clip with H.264 inside the TS container, which is the most broadly compatible transport-stream codec. The TS container can also carry MPEG-2 or HEVC (H.265), which you can select under the Video Codec advanced option if your downstream pipeline requires it.
The clip length is set by the Image Duration control — the default shows the still for 5 seconds. You can shorten it to a fraction of a second (down to a single frame) or extend it up to 10 seconds per image, depending on how long you need the photo to stay on screen.
There is some re-encoding loss because the HEVC still is decoded and re-encoded into the TS video stream, but keeping Quality Preset on "Very High" minimizes visible artifacts. In our testing, a 12-megapixel iPhone HEIC at the Very High preset produced a sharp, full-resolution TS frame with no obvious banding or blockiness.
HEIF/HEIC has limited native support: among browsers only Safari decodes it without a plug-in, and Windows needs the HEIF Image Extension installed. That narrow support is a common reason to convert away from HEIF — to TS for a streaming pipeline, or to JPG for a picture that opens everywhere.
Yes. Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours. They are never shared, never made public, and there is no sign-up or watermark.