From patchwork Tue Apr 3 21:15:46 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Ceresoli X-Patchwork-Id: 10321779 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id AC7CE60532 for ; Tue, 3 Apr 2018 21:17:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9FCE0283CB for ; Tue, 3 Apr 2018 21:17:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 94C7628CB4; Tue, 3 Apr 2018 21:17:07 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 55F98283CB for ; Tue, 3 Apr 2018 21:17:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753843AbeDCVQz (ORCPT ); Tue, 3 Apr 2018 17:16:55 -0400 Received: from srv-hp10-72.netsons.net ([94.141.22.72]:46709 "EHLO srv-hp10-72.netsons.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753478AbeDCVQB (ORCPT ); Tue, 3 Apr 2018 17:16:01 -0400 Received: from [146.241.135.18] (port=564 helo=yard.fritz.box) by srv-hp10.netsons.net with esmtpa (Exim 4.89_1) (envelope-from ) id 1f3THY-0029LL-VQ; Tue, 03 Apr 2018 23:15:57 +0200 From: Luca Ceresoli To: linux-media@vger.kernel.org Cc: Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, Luca Ceresoli , Hans Verkuil Subject: [PATCH 5/5] media: docs: selection: fix misleading sentence about the CROP API Date: Tue, 3 Apr 2018 23:15:46 +0200 Message-Id: <1522790146-16061-5-git-send-email-luca@lucaceresoli.net> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1522790146-16061-1-git-send-email-luca@lucaceresoli.net> References: <1522790146-16061-1-git-send-email-luca@lucaceresoli.net> X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - srv-hp10.netsons.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - lucaceresoli.net X-Get-Message-Sender-Via: srv-hp10.netsons.net: authenticated_id: luca+lucaceresoli.net/only user confirmed/virtual account not confirmed X-Authenticated-Sender: srv-hp10.netsons.net: luca@lucaceresoli.net X-Source: X-Source-Args: X-Source-Dir: Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The API limitation described here is about the CROP API, not about the entire V4L2. Cc: Hans Verkuil Signed-off-by: Luca Ceresoli --- Documentation/media/uapi/v4l/selection-api-vs-crop-api.rst | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/media/uapi/v4l/selection-api-vs-crop-api.rst b/Documentation/media/uapi/v4l/selection-api-vs-crop-api.rst index ba1064a244a0..e7455fb1e572 100644 --- a/Documentation/media/uapi/v4l/selection-api-vs-crop-api.rst +++ b/Documentation/media/uapi/v4l/selection-api-vs-crop-api.rst @@ -15,7 +15,7 @@ because the described operation is actually the composing. The selection API makes a clear distinction between composing and cropping operations by setting the appropriate targets. -The V4L2 API lacks any support for composing to and cropping from an +The CROP API lacks any support for composing to and cropping from an image inside a memory buffer. The application could configure a capture device to fill only a part of an image by abusing V4L2 API. Cropping a smaller image from a larger one is achieved by setting