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Altera_Forum
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13 years ago

overflow in clocked video input (HD-SDI as input)

Hi I'm doing frame buffering for HD-SDI video (720p). The connection of several important components in my design is: SDI rx-->CVI-->SGDMA-->DDR3 My problem is that the copied data in...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

Eventually, I use frame buffer to solve this problem.

For the starting address problem of each buffer, I set the base address of frame buffer as 0x00000000.

So the first buffer starts at the first address of the memory (DDR3).

The second and third buffer starting address can be computed easily according to the video resolution and bytes per pixel.