Category Archives: photo repair

JPEG repair, example of a heavily corrupted photo

In this short blog post I show an example repair of a heavily corrupted and distorted JPEG photo. End result is far from a beautiful picture, but sometimes something is better than nothing. Specially if it is one of the few photos of a loved one that is no longer with us. This is what… Read More »

Extract thumbnails, JPG-Repair vs Stellar Repair for Photos

Sometimes JPEG photos simply can not be repaired because the majority of the data inside a file simply is not JPEG data. I had one of those cases earlier this week. Good thing was that a reasonably sized thumbnail could be extracted. The case: a Samsung Galaxy 5 Photos were taken using a Samsung Galaxy… Read More »

Recovered photos are corrupt

One of the common issues I deal with or get questions about is that recovered photos are corrupt after using file recovery or undelete software. To understand how or why this is happening we first need to address how undelete and photo recovery software works. TL;DR: If recovered photos are corrupt you have two options:… Read More »

How to repair a corrupted JPEG photo

How to repair a corrupted JPEG photo may seem a simple question but the answer isn’t. Many people seem to expect to run some JPEG Repair software and that fixes it. And that’s what many of my competitors promise. If only it were that simple. Now, let’s take this one step at the time to… Read More »

Observation with regards to corrupted DNG and NEF RAW photos

RAW photos such as DNG and NEF often embed JPEG photos. In case of file corruption it may be useful to ‘recover’ these JPEGs in case repair of the corrupted RAWs is not possible. I was reading this article: “Lucky Accidents: Viewing Corrupted JPEG Photos in a New Light“. In the comment section the author… Read More »

How to recover data from corrupted NEF photos

JPG-Repair Toolkit allows you to recover data from corrupted NEF photos (JPEG). Nikon RAW photos (NEF) contain the raw, ‘undeveloped’ sensor data. JPG-Repair Toolkit can process multiple Nikon RAW files (NEF) files in batch. Commonly Nikon RAW photos embed one or more JPEGs: a low resolution thumbnail, a medium resolution preview, and in many cases… Read More »

How to recover data from corrupted CR2 photos

JPG-Repair Toolkit allows you to recover data from corrupted CR2 photos (JPEG). Canon RAW photos (CR2) contain the raw, ‘undeveloped’ sensor data. JPG-Repair Toolkit can process multiple Canon RAW files (Cr2) files in batch. Commonly Canon RAW photos embed one or more JPEGs: a low resolution thumbnail, a medium resolution preview, and in many cases… Read More »

How to recover data from corrupted RAW photos

JPG-Repair Toolkit allows you to recover data from corrupted RAW photos (JPEG). RAW photos contain the raw, ‘undeveloped’ sensor data from high-end digital cameras such as DSLRs from Canon, Sony, Nikon, Konica, Olympus etc.. JPG-Repair Toolkit can process multiple RAW files in batch. Commonly these RAW photos embed one or more JPEGs: a low resolution thumbnail,… Read More »