Extract text from emulator recordings (JMV)
To convert JMV recordings to another format, you need Jnes or other Game software.
To convert other file formats to the "Emulator Input Recording File" file type, you need software like Jnes or a similar tool.
The .JMV file is a proprietary Jnes Movie File created by the Jnes emulator for Windows. Instead of storing actual video frames like an MP4 or AVI, this file format only records the sequence of controller inputs and the initial game state. This makes the file size extremely small, but it also means it is impossible for standard video converters to process it as a normal video.
The main disadvantage of the .JMV format is that it is completely useless without the Jnes software and the exact original NES ROM file used during the recording. If you try to open it in VLC Media Player or upload it to YouTube, it will fail. Standard online converters cannot convert this file because there are no pixels to convert.
To convert a .JMV into a playable video format like MP4 or MKV, you must open the file in the Jnes emulator, play the recording, and use screen recording software like OBS Studio to capture the video and audio.
Convert.Guru analyzes your JMV file, detects the exact format, and lets you read the text inside.
If you want to convert JMV file to MP4, AVI, MOV, WMV, FLV, WEBM, MKV, M4V, 3GP, OGV, ASF or RM, you can use Jnes or similar software from the "Emulator Gameplay Input Recording" category. In the File menu, look for Save As… or Export….
To convert MTS, MOV, RMVB, DIVX, RM, H264, TS, WMV, VOB, MP4, XVID or AVI files to JMV, try Jnes or another comparable tool in the "Emulator Gameplay Input Recording" category.
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our JMV converter.