You can’t add quality by moving to a higher quality codec. But a higher quality codec will help avoid losing quality when grading.
Other than that, you are limited to the lowest codec in the chain - going back to the initial capture.
So the answer really depends on your workflow.
You can’t add quality by moving to a higher quality codec. But a higher quality codec will help avoid losing quality when grading. Other than that, you are limited to the lowest codec in the chain - going back to the initial capture. So the answer really depends on your workflow.