tree b67ce7b7c04a022a0529f149c05918a3c64cf3a3
parent 3b201f6961e3de80440384cb4f63822425bca9ec
author Jammy Huang <jammy_huang@aspeedtech.com> 1644821001 +0800
committer Jammy Huang <jammy_huang@aspeedtech.com> 1645427092 +0800

Add control for video subsampling

Add '-s' to assign jpeg subsampling.
  0: 444, 1: 420

Using 420 will make video lack of detail compared to 444, but cut
amount of video data by half. This could be useful for some cases.

Change-Id: I48836a7117f7e3b9986e3f5c6a92974c9268525e
Signed-off-by: Jammy Huang <jammy_huang@aspeedtech.com>