Avidemux
Supported formats

Name
As input
As output
Cinepak
Yes
No
DV
Yes
Yes
FFV1
Yes
Yes
H.263
Yes
Yes
H.264/MPEG-4 Part 10 AVC
Yes
Yes
H.265/HEVC
Yes
Yes
HuffYUV
Yes
Yes
MPEG-1
Yes
Yes
MPEG-2
Yes
Yes
MPEG-4 Part 2
Yes
Yes
Motion JPEG
Yes
Yes
MSMPEG-4 v2
Yes
No
Raw video – RGB
Yes
No
Raw video – YV12
Yes
Yes
Snow
No
Yes
Sorenson Video 3 (SVQ3)
Yes
Yes
VC-1
Yes
No
VP3
Yes
No
VP6
Yes
No
VP8
Yes
No
VP9
Yes
No
Windows Media Video 8
Yes
No
Y800
Yes
Yes

Question: Does Avidemux support MPEG-2, H.264 and H.265?
Answer: Avidemux supports many formats, such as MPEG-2, H.264 and H.265.