linux-kernel - Re: [PATCH v2] media: coda: jpeg: support optimized huffman tables

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Message-ID: <20200325081401.GA21635@pengutronix.de>
Date:   Wed, 25 Mar 2020 09:14:01 +0100
From:   Philipp Zabel <pza@...gutronix.de>
To:     Adrian Ratiu <adrian.ratiu@...labora.com>
Cc:     Mauro Carvalho Chehab <mchehab@...nel.org>,
        linux-kernel@...r.kernel.org, kernel@...gutronix.de,
        kernel@...labora.com, Ezequiel Garcia <ezequiel@...labora.com>,
        linux-media@...r.kernel.org
Subject: Re: [PATCH v2] media: coda: jpeg: support optimized huffman tables

On Tue, Mar 24, 2020 at 06:04:29PM +0200, Adrian Ratiu wrote:
> Each jpeg can have the huffman tables optimized for its specific content
> meaning that the table lenghts and values don't match the standard table
> of substitutions so there's no reason to hardcode and expect the standard
> lengths, otherwise we just end up rejecting optimized jpegs altogether.
> 
> Tested on CODA960.
> 
> Signed-off-by: Adrian Ratiu <adrian.ratiu@...labora.com>

Reviewed-by: Philipp Zabel <p.zabel@...gutronix.de>

regards
Philipp