From patchwork Thu Mar 13 11:44:07 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Archit Taneja X-Patchwork-Id: 23046 X-Patchwork-Delegate: kamil@wypas.org Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.72) (envelope-from ) id 1WO45p-0002XK-Jf; Thu, 13 Mar 2014 12:46:33 +0100 X-tubIT-Incoming-IP: 209.132.180.67 Received: from vger.kernel.org ([209.132.180.67]) by mail.tu-berlin.de (exim-4.72/mailfrontend-5) with esmtp id 1WO45n-0006HH-7p; Thu, 13 Mar 2014 12:46:33 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753952AbaCMLq1 (ORCPT + 1 other); Thu, 13 Mar 2014 07:46:27 -0400 Received: from bear.ext.ti.com ([192.94.94.41]:38687 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754152AbaCMLpU (ORCPT ); Thu, 13 Mar 2014 07:45:20 -0400 Received: from dlelxv90.itg.ti.com ([172.17.2.17]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id s2DBjHFr018403; Thu, 13 Mar 2014 06:45:17 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dlelxv90.itg.ti.com (8.14.3/8.13.8) with ESMTP id s2DBjHxl013973; Thu, 13 Mar 2014 06:45:17 -0500 Received: from dflp33.itg.ti.com (10.64.6.16) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.3.174.1; Thu, 13 Mar 2014 06:45:17 -0500 Received: from legion.dal.design.ti.com (legion.dal.design.ti.com [128.247.22.53]) by dflp33.itg.ti.com (8.14.3/8.13.8) with ESMTP id s2DBjHDe029670; Thu, 13 Mar 2014 06:45:17 -0500 Received: from localhost (a0393947pc.apr.dhcp.ti.com [172.24.145.166] (may be forged)) by legion.dal.design.ti.com (8.11.7p1+Sun/8.11.7) with ESMTP id s2DBjFt29287; Thu, 13 Mar 2014 06:45:16 -0500 (CDT) From: Archit Taneja To: , CC: , , Archit Taneja Subject: [PATCH v4 05/14] v4l: ti-vpe: Allow usage of smaller images Date: Thu, 13 Mar 2014 17:14:07 +0530 Message-ID: <1394711056-10878-6-git-send-email-archit@ti.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1394711056-10878-1-git-send-email-archit@ti.com> References: <1394526833-24805-1-git-send-email-archit@ti.com> <1394711056-10878-1-git-send-email-archit@ti.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-PMX-Version: 6.0.0.2142326, Antispam-Engine: 2.7.2.2107409, Antispam-Data: 2014.3.13.114217 X-PMX-Spam: Gauge=IIIIIIIII, Probability=9%, Report=' MULTIPLE_RCPTS 0.1, HTML_00_01 0.05, HTML_00_10 0.05, MSGID_ADDED_BY_MTA 0.05, BODYTEXTP_SIZE_3000_LESS 0, BODY_SIZE_1100_1199 0, BODY_SIZE_2000_LESS 0, BODY_SIZE_5000_LESS 0, BODY_SIZE_7000_LESS 0, URI_ENDS_IN_HTML 0, __ANY_URI 0, __CP_MEDIA_BODY 0, __CP_URI_IN_BODY 0, __CT 0, __CT_TEXT_PLAIN 0, __HAS_FROM 0, __HAS_MSGID 0, __HAS_X_MAILER 0, __HAS_X_MAILING_LIST 0, __IN_REP_TO 0, __MIME_TEXT_ONLY 0, __MIME_VERSION 0, __MULTIPLE_RCPTS_CC_X2 0, __SANE_MSGID 0, __SUBJ_ALPHA_END 0, __SXL_RIP_ERROR_SERVFAIL , __SXL_SIG_ERROR_SERVFAIL , __SXL_URI_ERROR_SERVFAIL , __TO_MALFORMED_2 0, __TO_NO_NAME 0, __URI_NO_WWW 0, __URI_NS ' The minimum width and height for VPE input/output was kept as 128 pixels. VPE doesn't have a constraint on the image height, it requires the image width to be at least 16 bytes. Change the minimum supported dimensions to 32x32. This allows us to de-interlace qcif content. A smaller image size than 32x32 didn't make much sense, so stopped at this. Reviewed-by: Hans Verkuil Signed-off-by: Archit Taneja --- drivers/media/platform/ti-vpe/vpe.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c index 0e7573a..dbdc338 100644 --- a/drivers/media/platform/ti-vpe/vpe.c +++ b/drivers/media/platform/ti-vpe/vpe.c @@ -49,8 +49,8 @@ #define VPE_MODULE_NAME "vpe" /* minimum and maximum frame sizes */ -#define MIN_W 128 -#define MIN_H 128 +#define MIN_W 32 +#define MIN_H 32 #define MAX_W 1920 #define MAX_H 1080