From patchwork Mon May 14 11:27:27 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luca Ceresoli X-Patchwork-Id: 49482 X-Patchwork-Delegate: hverkuil@xs4all.nl Received: from vger.kernel.org ([209.132.180.67]) by www.linuxtv.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fIBfF-0000i6-RM; Mon, 14 May 2018 11:29:14 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752812AbeENL2Q (ORCPT + 1 other); Mon, 14 May 2018 07:28:16 -0400 Received: from srv-hp10-72.netsons.net ([94.141.22.72]:50116 "EHLO srv-hp10-72.netsons.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752531AbeENL2M (ORCPT ); Mon, 14 May 2018 07:28:12 -0400 Received: from [109.168.11.45] (port=47348 helo=pc-ceresoli.dev.aim) by srv-hp10.netsons.net with esmtpa (Exim 4.89_1) (envelope-from ) id 1fIBeE-0045LK-60; Mon, 14 May 2018 13:28:10 +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 v2 5/5] media: docs: selection: fix misleading sentence about the CROP API Date: Mon, 14 May 2018 13:27:27 +0200 Message-Id: <1526297247-20881-5-git-send-email-luca@lucaceresoli.net> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1526297247-20881-1-git-send-email-luca@lucaceresoli.net> References: <1526297247-20881-1-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 The API limitation described here is about the CROP API, not about the entire V4L2. Cc: Hans Verkuil Signed-off-by: Luca Ceresoli --- Changed v1 -> v2: nothing. --- 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