waveform monitor in photoshop

does anyone know how to view the waveform monitor in photoshop without a plugin?
https://www.videocopilot.net/forum/
https://www.videocopilot.net/forum/viewtopic.php?f=6&t=126462
star+circle wrote:No, but you can use Speedgrade to grade still photos.
I guess you could use any video editing app and export a single frame.