From patchwork Tue May 9 11:01:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavel Machek X-Patchwork-Id: 41241 Received: from mail.tu-berlin.de ([130.149.7.33]) by www.linuxtv.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d82tX-0005S3-9w; Tue, 09 May 2017 11:01:31 +0000 X-tubIT-Incoming-IP: 209.132.180.67 Received: from vger.kernel.org ([209.132.180.67]) by mail.tu-berlin.de (exim-4.84_2/mailfrontend-7) with esmtp id 1d82tV-0002Mh-0j; Tue, 09 May 2017 13:01:31 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751554AbdEILB1 (ORCPT + 1 other); Tue, 9 May 2017 07:01:27 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:37057 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751210AbdEILB1 (ORCPT ); Tue, 9 May 2017 07:01:27 -0400 Received: by atrey.karlin.mff.cuni.cz (Postfix, from userid 512) id 973FA81D29; Tue, 9 May 2017 13:01:25 +0200 (CEST) Date: Tue, 9 May 2017 13:01:25 +0200 From: Pavel Machek To: Hans Verkuil Cc: Ivaylo Dimitrov , Mauro Carvalho Chehab , pali.rohar@gmail.com, sre@kernel.org, Sakari Ailus , Sakari Ailus , linux-media@vger.kernel.org, hans.verkuil@cisco.com Subject: [patch, libv4l]: Add support for GRBG10 format conversion Message-ID: <20170509110125.GB28248@amd> References: <20170424093059.GA20427@amd> <20170424103802.00d3b554@vento.lan> <20170424212914.GA20780@amd> <20170424224724.5bb52382@vento.lan> <20170426105300.GA857@amd> <20170426081330.6ca10e42@vento.lan> <20170426132337.GA6482@amd> <20170508222819.GA14833@amd> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) 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: 2017.5.9.105415 X-PMX-Spam: Gauge=IIIIIIIII, Probability=9%, Report=' BODY_PARA_IS_SENTENCE_URL 0.1, MULTIPLE_RCPTS 0.1, HTML_00_01 0.05, HTML_00_10 0.05, KNOWN_FREEWEB_URI 0.05, MSGID_ADDED_BY_MTA 0.05, BODYTEXTP_SIZE_3000_LESS 0, BODY_SIZE_2000_2999 0, BODY_SIZE_5000_LESS 0, BODY_SIZE_7000_LESS 0, INVALID_MSGID_NO_FQDN 0, IN_REP_TO 0, LEGITIMATE_SIGNS 0, MSG_THREAD 0, MULTIPLE_REAL_RCPTS 0, NO_URI_HTTPS 0, REFERENCES 0, URI_ENDS_IN_HTML 0, URI_WITH_PATH_ONLY 0, __ANY_URI 0, __ATTACHMENT_SIZE_0_10K 0, __CC_NAME 0, __CC_NAME_DIFF_FROM_ACC 0, __CC_REAL_NAMES 0, __CD 0, __CP_MEDIA_BODY 0, __CP_URI_IN_BODY 0, __CT 0, __CTYPE_HAS_BOUNDARY 0, __CTYPE_MULTIPART 0, __HAS_ATTACHMENT 0, __HAS_ATTACHMENT1 0, __HAS_ATTACHMENT2 0, __HAS_CC_HDR 0, __HAS_FROM 0, __HAS_LIST_ID 0, __HAS_MSGID 0, __HAS_X_MAILING_LIST 0, __IN_REP_TO 0, __KNOWN_FREEWEB_URI2 0, __MIME_TEXT_P 0, __MIME_TEXT_P1 0, __MIME_TEXT_P2 0, __MIME_VERSION 0, __MULTIPLE_RCPTS_CC_X2 0, __MULTIPLE_URI_TEXT 0, __NO_HTML_TAG_RAW 0, __REFERENCES 0, __SANE_MSGID 0, __SUBJ_ALPHA_END 0, __TO_MALFORMED_2 0, __TO_NAME 0, __TO_NAME_DIFF_FROM_ACC 0, __TO_REAL_NAMES 0, __URI_IN_BODY 0, __URI_NOT_IMG 0, __URI_NS , __URI_WITH_PATH 0, __USER_AGENT 0' Add support for GRBG10 format conversion. Signed-off-by: Pavel Machek diff --git a/lib/libv4lconvert/libv4lconvert.c b/lib/libv4lconvert/libv4lconvert.c index d3d8936..a7376b8 100644 --- a/lib/libv4lconvert/libv4lconvert.c +++ b/lib/libv4lconvert/libv4lconvert.c @@ -123,6 +123,7 @@ static const struct v4lconvert_pixfmt supported_src_pixfmts[] = { { V4L2_PIX_FMT_SGRBG8, 8, 8, 8, 1 }, { V4L2_PIX_FMT_SRGGB8, 8, 8, 8, 1 }, { V4L2_PIX_FMT_STV0680, 8, 8, 8, 1 }, + { V4L2_PIX_FMT_SGRBG10, 16, 8, 8, 1 }, /* compressed bayer */ { V4L2_PIX_FMT_SPCA561, 0, 9, 9, 1 }, { V4L2_PIX_FMT_SN9C10X, 0, 9, 9, 1 }, @@ -694,6 +695,16 @@ unsigned char *v4lconvert_alloc_buffer(int needed, return *buf; } +static void v4lconvert_10to8(void *_src, unsigned char *dst, int width, int height) +{ + int i; + uint16_t *src = _src; + + for (i=0; i> 2; + } +} + int v4lconvert_oom_error(struct v4lconvert_data *data) { V4LCONVERT_ERR("could not allocate memory\n"); @@ -867,7 +878,8 @@ static int v4lconvert_convert_pixfmt(struct v4lconvert_data *data, #endif case V4L2_PIX_FMT_SN9C2028: case V4L2_PIX_FMT_SQ905C: - case V4L2_PIX_FMT_STV0680: { /* Not compressed but needs some shuffling */ + case V4L2_PIX_FMT_STV0680: + case V4L2_PIX_FMT_SGRBG10: { /* Not compressed but needs some shuffling */ unsigned char *tmpbuf; struct v4l2_format tmpfmt = *fmt; @@ -877,6 +889,11 @@ static int v4lconvert_convert_pixfmt(struct v4lconvert_data *data, return v4lconvert_oom_error(data); switch (src_pix_fmt) { + case V4L2_PIX_FMT_SGRBG10: + v4lconvert_10to8(src, tmpbuf, width, height); + tmpfmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SGRBG8; + bytesperline = width; + break; case V4L2_PIX_FMT_SPCA561: v4lconvert_decode_spca561(src, tmpbuf, width, height); tmpfmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SGBRG8;