You should be able to export FLV videos to any of the H.264 based formats using most modern video converters, like Freemake Video Converter.
Convert Flash video file to H.264/MPEG-4 AVC video data.
We found 7 software records in the database related to .flv to .264 file format conversion.
Microsoft Windows software - convert flv to 264 on Windows
One of the most popular and succesfful free video conversion sofrware
Convert from flv file format
|Yes, Freemake Video Converter supports flv file conversion as a source file type.||No||No||No||No||No||No||No|
|Yes, Freemake Video Converter supports 264 file conversion as a target file type.||No||No||No||No||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned flv to 264. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A timeline-based video editing software from Adobe
One of the many multimedia converter programs for Windows
Apple macOS / Mac OS X software - convert flv to 264 on OS X
A video converting tool for OS X
A free video converter for Mac & PC
Easy to use video converter for Mac
Mac version of Adobe's prime video editing software