From patchwork Thu Apr 25 21:08:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 792836 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A19AC15380E for ; Thu, 25 Apr 2024 21:08:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714079313; cv=none; b=gtlhD2+9MuhpMKaHsL11hvWPy18xv8IJZEGKoyu57LY66+DGZWS0qhVsYP56SJZl6Nyt2/vmYRNYNP4WNE9t3f3h9CpFaxUsSWLhaSNMeCXiU5OySbNqLuqTY1c4Vqcp1JAqioYThpxc3Tbrt7WIUT9uJ3ns+TfjUbD8YRWmLIY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1714079313; c=relaxed/simple; bh=zVyIeUMTGDBap4ADfxA4lXMqXRLyf3+6XatMYrp+3Y8=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=T5mpxmvirVhok6N6+zZwHD5wxcHeKvTEBMu1hcDUxaA1Fp+QAfu7LtZNm4Wzlp3IR4xd4jAmMEn30j1rd6SKcWwT0E/8tlU6oXbJb/Ttj357QlMZTbE7JE6hWFOVJVC16IjiZwEC29oMr1NIJoA0LK0hcZuwN6gVp3ZdHGPGCzg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=H0Kw7F+f; arc=none smtp.client-ip=192.198.163.8 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="H0Kw7F+f" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1714079312; x=1745615312; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=zVyIeUMTGDBap4ADfxA4lXMqXRLyf3+6XatMYrp+3Y8=; b=H0Kw7F+fRjiLIJaMcDZBpY/KJcOydnGlJspL8TWHBpnVOl4hv2bjQl2r QUqF9OG2NPvbObT8ogFwvtTnM78KGip69CWTSoQT6NojifnDsU+o1Kwu4 3XtlJBww/jxHk7/BWJk/30j6VuoF/eOSnw9toMRhReeN+KqfuUYnd5JV5 zDOXezZYAi5SqIIAVDJZA3GT2kcqPX1qu6RuR0OHNQV3v5Y3WxzlwTvZn J6WomhInwlNVejcTD2jXgZmSsjb4dkPdYOfZkcgbebkOMIFOzk5FAAj4Z hGILw19sWhADmocEoewmHptJNwsVkFBsQ5KM0ivsR1BZWW4yIFT6Q+Brz g==; X-CSE-ConnectionGUID: 5tTKoLkmR2GxnpGfYzRqCw== X-CSE-MsgGUID: R+WDZJrCQ+WY1/yvv3aRxA== X-IronPort-AV: E=McAfee;i="6600,9927,11055"; a="27315737" X-IronPort-AV: E=Sophos;i="6.07,230,1708416000"; d="scan'208";a="27315737" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Apr 2024 14:08:30 -0700 X-CSE-ConnectionGUID: CJHvigRZTP6uNizINrtjAQ== X-CSE-MsgGUID: LTbjWaWIRUmFHJ1SXoKENA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,230,1708416000"; d="scan'208";a="62679628" Received: from turnipsi.fi.intel.com (HELO kekkonen.fi.intel.com) ([10.237.72.44]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Apr 2024 14:08:29 -0700 Received: from punajuuri.localdomain (punajuuri.localdomain [192.168.240.130]) by kekkonen.fi.intel.com (Postfix) with ESMTP id 51C8911FC19; Fri, 26 Apr 2024 00:08:25 +0300 (EEST) Received: from sailus by punajuuri.localdomain with local (Exim 4.96) (envelope-from ) id 1s06KP-007eba-11; Fri, 26 Apr 2024 00:08:25 +0300 From: Sakari Ailus To: linux-media@vger.kernel.org Cc: laurent.pinchart@ideasonboard.com Subject: [yavta PATCH 1/1] Print V4L2 fourcc code in format enumeration Date: Fri, 26 Apr 2024 00:08:15 +0300 Message-Id: <20240425210815.1820591-1-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Also print the V4L2 fourcc code in format enumeration (--enum-formats). Signed-off-by: Sakari Ailus --- yavta.c | 27 +++++++++++++++++++-------- 1 file changed, 19 insertions(+), 8 deletions(-) diff --git a/yavta.c b/yavta.c index b2283aed09cb..2153e8b5775f 100644 --- a/yavta.c +++ b/yavta.c @@ -370,6 +370,18 @@ static struct v4l2_format_info { { "GENERIC_CSI2_24", V4L2_META_FMT_GENERIC_CSI2_24, 1 }, }; +void v4l2_format_fourcc(__u32 fourcc, char name[5]) +{ + unsigned int i; + + for (i = 0; i < 4; ++i) { + name[i] = fourcc & 0xff; + fourcc >>= 8; + } + + name[4] = '\0'; +} + static void list_formats(void) { unsigned int i; @@ -412,18 +424,13 @@ static const char *v4l2_format_name(unsigned int fourcc) { const struct v4l2_format_info *info; static char name[5]; - unsigned int i; info = v4l2_format_by_fourcc(fourcc); if (info) return info->name; - for (i = 0; i < 4; ++i) { - name[i] = fourcc & 0xff; - fourcc >>= 8; - } + v4l2_format_fourcc(fourcc, name); - name[4] = '\0'; return name; } @@ -1815,6 +1822,8 @@ static void video_enum_formats(struct device *dev, enum v4l2_buf_type type) int ret; for (i = 0; ; ++i) { + char fourcc[5]; + memset(&fmt, 0, sizeof fmt); fmt.index = i; fmt.type = type; @@ -1829,8 +1838,10 @@ static void video_enum_formats(struct device *dev, enum v4l2_buf_type type) printf("Warning: driver returned wrong format type " "%u.\n", fmt.type); - printf("\tFormat %u: %s (%08x)\n", i, - v4l2_format_name(fmt.pixelformat), fmt.pixelformat); + v4l2_format_fourcc(fmt.pixelformat, fourcc); + printf("\tFormat %u: %s (%08x, \"%s\")\n", i, + v4l2_format_name(fmt.pixelformat), fmt.pixelformat, + fourcc); printf("\tType: %s (%u)\n", v4l2_buf_type_name(fmt.type), fmt.type); printf("\tName: %.32s\n", fmt.description);