Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752288AbbEDIIx (ORCPT ); Mon, 4 May 2015 04:08:53 -0400 Received: from mail-la0-f47.google.com ([209.85.215.47]:36479 "EHLO mail-la0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751400AbbEDIHk (ORCPT ); Mon, 4 May 2015 04:07:40 -0400 From: Ricardo Ribalda Delgado To: Hans Verkuil , Mauro Carvalho Chehab , Laurent Pinchart , Sakari Ailus , Ramakrishnan Muthukrishnan , linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org Cc: Ricardo Ribalda Delgado Subject: [PATCH 1/4] media/vivid: Add support for Y16 format Date: Mon, 4 May 2015 10:07:29 +0200 Message-Id: <1430726852-11715-2-git-send-email-ricardo.ribalda@gmail.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1430726852-11715-1-git-send-email-ricardo.ribalda@gmail.com> References: <1430726852-11715-1-git-send-email-ricardo.ribalda@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2605 Lines: 76 Support for V4L2_PIX_FMT_Y16, a 16 bit greyscale format. Signed-off-by: Ricardo Ribalda Delgado --- drivers/media/platform/vivid/vivid-tpg.c | 9 ++++++++- drivers/media/platform/vivid/vivid-vid-common.c | 8 ++++++++ 2 files changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/media/platform/vivid/vivid-tpg.c b/drivers/media/platform/vivid/vivid-tpg.c index 4df755aa7e48..9e50303a19c5 100644 --- a/drivers/media/platform/vivid/vivid-tpg.c +++ b/drivers/media/platform/vivid/vivid-tpg.c @@ -220,6 +220,7 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc) case V4L2_PIX_FMT_ARGB32: case V4L2_PIX_FMT_ABGR32: case V4L2_PIX_FMT_GREY: + case V4L2_PIX_FMT_Y16: tpg->is_yuv = false; break; case V4L2_PIX_FMT_YUV444: @@ -313,6 +314,7 @@ bool tpg_s_fourcc(struct tpg_data *tpg, u32 fourcc) case V4L2_PIX_FMT_YUV444: case V4L2_PIX_FMT_YUV555: case V4L2_PIX_FMT_YUV565: + case V4L2_PIX_FMT_Y16: tpg->twopixelsize[0] = 2 * 2; break; case V4L2_PIX_FMT_RGB24: @@ -712,7 +714,8 @@ static void precalculate_color(struct tpg_data *tpg, int k) g <<= 4; b <<= 4; } - if (tpg->qual == TPG_QUAL_GRAY || tpg->fourcc == V4L2_PIX_FMT_GREY) { + if (tpg->qual == TPG_QUAL_GRAY || tpg->fourcc == V4L2_PIX_FMT_GREY || + tpg->fourcc == V4L2_PIX_FMT_Y16) { /* Rec. 709 Luma function */ /* (0.2126, 0.7152, 0.0722) * (255 * 256) */ r = g = b = (13879 * r + 46688 * g + 4713 * b) >> 16; @@ -895,6 +898,10 @@ static void gen_twopix(struct tpg_data *tpg, case V4L2_PIX_FMT_GREY: buf[0][offset] = r_y; break; + case V4L2_PIX_FMT_Y16: + buf[0][offset] = 0; + buf[0][offset+1] = r_y; + break; case V4L2_PIX_FMT_YUV422P: case V4L2_PIX_FMT_YUV420: case V4L2_PIX_FMT_YUV420M: diff --git a/drivers/media/platform/vivid/vivid-vid-common.c b/drivers/media/platform/vivid/vivid-vid-common.c index 6ba874420485..96ccd3c38dd2 100644 --- a/drivers/media/platform/vivid/vivid-vid-common.c +++ b/drivers/media/platform/vivid/vivid-vid-common.c @@ -189,6 +189,14 @@ struct vivid_fmt vivid_formats[] = { .buffers = 1, }, { + .fourcc = V4L2_PIX_FMT_Y16, + .vdownsampling = { 1 }, + .bit_depth = { 16 }, + .is_yuv = true, + .planes = 1, + .buffers = 1, + }, + { .fourcc = V4L2_PIX_FMT_RGB332, /* rrrgggbb */ .vdownsampling = { 1 }, .bit_depth = { 8 }, -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/