add resampler kernel

[autoih]

Address issue #640, resampler kernel

[autoih]

Hi @WindQAQ, can you help review when you are available?

[WindQAQ]

Thanks for the contribution! Generally LGTM!

[WindQAQ]

Thanks for the PR! I drop some comments down below. Please check it out.

[autoih]

Hi @WindQAQ, I block the part, which cannot be tested successfully. May I have your suggestions? Thank you.

[autoih]

Thanks @WindQAQ. I've updated new patch.

[WindQAQ]

Could you run make code-format again and check make sanity-check? Sometimes code won't be formatted util committing changes.

[googlebot]

We found a Contributor License Agreement for you (the sender of this pull request), but were unable to find agreements for all the commit author(s) or Co-authors. If you authored these, maybe you used a different email address in the git commits than was used to sign the CLA (login here to double check)? If these were authored by someone else, then they will need to sign a CLA as well, and confirm that they're okay with these being contributed to Google.
In order to pass this check, please resolve this problem and then comment @googlebot I fixed it.. If the bot doesn't comment, it means it doesn't think anything has changed.

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[WindQAQ]

Could you revert the change of this line? I mean do not make any change to this file actually :-) Thanks.

[googlebot]

CLAs look good, thanks!

ℹ️ Googlers: Go here for more info.

[autoih]

Thanks @WindQAQ. I've tried it again. It may work now. :)

[WindQAQ]

Thank you!