[{"id":11663,"web_url":"https://patchwork.libcamera.org/comment/11663/","msgid":"<12952108-dae5-80aa-45eb-91cfaa7229ab@ideasonboard.com>","date":"2020-07-28T10:36:35","subject":"Re: [libcamera-devel] [PATCH v4 1/3] libcamera: formats:\n\tPixelFormatInfo: Add name lookup function","submitter":{"id":4,"url":"https://patchwork.libcamera.org/api/people/4/","name":"Kieran Bingham","email":"kieran.bingham@ideasonboard.com"},"content":"Hi Kaaira,\n\nOn 27/07/2020 17:21, Kaaira Gupta wrote:\n> Add a function which returns PixelFormatInfo, given format name as\n> a string.\n> \n> Signed-off-by: Kaaira Gupta \n> ---\n> include/libcamera/internal/formats.h | 1 +\n> src/libcamera/formats.cpp | 16 ++++++++++++++++\n> 2 files changed, 17 insertions(+)\n> \n> diff --git a/include/libcamera/internal/formats.h b/include/libcamera/internal/formats.h\n> index 0bb1510..b8e4749 100644\n> --- a/include/libcamera/internal/formats.h\n> +++ b/include/libcamera/internal/formats.h\n> @@ -38,6 +38,7 @@ public:\n> \n> \tstatic const PixelFormatInfo &info(const PixelFormat &format);\n> \tstatic const PixelFormatInfo &info(const V4L2PixelFormat &format);\n> +\tstatic const PixelFormatInfo &info(const std::string &name);\n> \n> \tunsigned int stride(unsigned int width, unsigned int plane,\n> \t\t\t unsigned int align = 1) const;\n> diff --git a/src/libcamera/formats.cpp b/src/libcamera/formats.cpp\n> index 11774b0..5f14281 100644\n> --- a/src/libcamera/formats.cpp\n> +++ b/src/libcamera/formats.cpp\n> @@ -663,6 +663,22 @@ const PixelFormatInfo &PixelFormatInfo::info(const V4L2PixelFormat &format)\n> \treturn info->second;\n> }\n> \n> +/**\n> + * \\brief Retrieve information about a pixel format\n> + * \\param[in] name The name of pixel format\n> + * \\return The PixelFormatInfo describing the \\a name if known, or an\n> + * invalid PixelFormatInfo otherwise\n\nI might have said here:\n\n\"return The PixelFormatInfo describing the PixelFormat matching the \\a\nname if known, or an invalid PixelFormatInfo otherwise\"\n\nJust to clarify that we are describing the PixelFormat, not the 'name'.\n\nBut if you're happy with that, it could be updated while applying, so no\nneed for further revisions.\n\nReviewed-by: Kieran Bingham \n\n> + */\n> +const PixelFormatInfo &PixelFormatInfo::info(const std::string &name)\n> +{\n> +\tfor (const auto &info : pixelFormatInfo) {\n> +\t\tif (info.second.name == name)\n> +\t\t\treturn info.second;\n> +\t}\n> +\n> +\treturn pixelFormatInfoInvalid;\n> +}\n> +\n> /**\n> * \\brief Compute the stride\n> * \\param[in] width The width of the line, in pixels\n>","headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 07E4EBD86F\n\tfor ;\n\tTue, 28 Jul 2020 10:36:41 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 7E30260923;\n\tTue, 28 Jul 2020 12:36:40 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 593046039B\n\tfor ;\n\tTue, 28 Jul 2020 12:36:39 +0200 (CEST)","from [192.168.0.20]\n\t(cpc89244-aztw30-2-0-cust3082.18-1.cable.virginm.net [86.31.172.11])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id AC332563;\n\tTue, 28 Jul 2020 12:36:38 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"CvXCAq3o\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1595932598;\n\tbh=mCWuaCI0wF4X2gIEIZolFnkfo9m1RrJYKGd1pepsLhg=;\n\th=Reply-To:Subject:To:References:From:Date:In-Reply-To:From;\n\tb=CvXCAq3oMw8sIrdokKlGvUMp48fIq41dC+/MM5XjnawXCQ+0NmMrW5Mdp/qzlhFID\n\t7RbW8oxewsYMl2FZEaj9PQg34aTklhM11eln2syK1V6IC9smy1Vu7/oDnCKjdtuktT\n\tGa/yxUF6pBu97HazCirwXywv/VP4+ZdOwcDo7auU=","To":"Kaaira Gupta , libcamera-devel@lists.libcamera.org,\n\t=?utf-8?q?Niklas_S=C3=B6derlund?= ","References":"<20200727162143.31317-1-kgupta@es.iitr.ac.in>\n\t<20200727162143.31317-2-kgupta@es.iitr.ac.in>","From":"Kieran Bingham ","Autocrypt":"addr=kieran.bingham@ideasonboard.com; keydata=\n\tmQINBFYE/WYBEACs1PwjMD9rgCu1hlIiUA1AXR4rv2v+BCLUq//vrX5S5bjzxKAryRf0uHat\n\tV/zwz6hiDrZuHUACDB7X8OaQcwhLaVlq6byfoBr25+hbZG7G3+5EUl9cQ7dQEdvNj6V6y/SC\n\trRanWfelwQThCHckbobWiQJfK9n7rYNcPMq9B8e9F020LFH7Kj6YmO95ewJGgLm+idg1Kb3C\n\tpotzWkXc1xmPzcQ1fvQMOfMwdS+4SNw4rY9f07Xb2K99rjMwZVDgESKIzhsDB5GY465sCsiQ\n\tcSAZRxqE49RTBq2+EQsbrQpIc8XiffAB8qexh5/QPzCmR4kJgCGeHIXBtgRj+nIkCJPZvZtf\n\tKr2EAbc6tgg6DkAEHJb+1okosV09+0+TXywYvtEop/WUOWQ+zo+Y/OBd+8Ptgt1pDRyOBzL8\n\tRXa8ZqRf0Mwg75D+dKntZeJHzPRJyrlfQokngAAs4PaFt6UfS+ypMAF37T6CeDArQC41V3ko\n\tlPn1yMsVD0p+6i3DPvA/GPIksDC4owjnzVX9kM8Zc5Cx+XoAN0w5Eqo4t6qEVbuettxx55gq\n\t8K8FieAjgjMSxngo/HST8TpFeqI5nVeq0/lqtBRQKumuIqDg+Bkr4L1V/PSB6XgQcOdhtd36\n\tOe9X9dXB8YSNt7VjOcO7BTmFn/Z8r92mSAfHXpb07YJWJosQOQARAQABtDBLaWVyYW4gQmlu\n\tZ2hhbSA8a2llcmFuLmJpbmdoYW1AaWRlYXNvbmJvYXJkLmNvbT6JAlcEEwEKAEECGwMFCwkI\n\tBwIGFQgJCgsCBBYCAwECHgECF4ACGQEWIQSQLdeYP70o/eNy1HqhHkZyEKRh/QUCXWTtygUJ\n\tCyJXZAAKCRChHkZyEKRh/f8dEACTDsbLN2nioNZMwyLuQRUAFcXNolDX48xcUXsWS2QjxaPm\n\tVsJx8Uy8aYkS85mdPBh0C83OovQR/OVbr8AxhGvYqBs3nQvbWuTl/+4od7DfK2VZOoKBAu5S\n\tQK2FYuUcikDqYcFWJ8DQnubxfE8dvzojHEkXw0sA4igINHDDFX3HJGZtLio+WpEFQtCbfTAG\n\tYZslasz1YZRbwEdSsmO3/kqy5eMnczlm8a21A3fKUo3g8oAZEFM+f4DUNzqIltg31OAB/kZS\n\tenKZQ/SWC8PmLg/ZXBrReYakxXtkP6w3FwMlzOlhGxqhIRNiAJfXJBaRhuUWzPOpEDE9q5YJ\n\tBmqQL2WJm1VSNNVxbXJHpaWMH1sA2R00vmvRrPXGwyIO0IPYeUYQa3gsy6k+En/aMQJd27dp\n\taScf9am9PFICPY5T4ppneeJLif2lyLojo0mcHOV+uyrds9XkLpp14GfTkeKPdPMrLLTsHRfH\n\tfA4I4OBpRrEPiGIZB/0im98MkGY/Mu6qxeZmYLCcgD6qz4idOvfgVOrNh+aA8HzIVR+RMW8H\n\tQGBN9f0E3kfwxuhl3omo6V7lDw8XOdmuWZNC9zPq1UfryVHANYbLGz9KJ4Aw6M+OgBC2JpkD\n\thXMdHUkC+d20dwXrwHTlrJi1YNp6rBc+xald3wsUPOZ5z8moTHUX/uPA/qhGsbkCDQRWBP1m\n\tARAAzijkb+Sau4hAncr1JjOY+KyFEdUNxRy+hqTJdJfaYihxyaj0Ee0P0zEi35CbE6lgU0Uz\n\ttih9fiUbSV3wfsWqg1Ut3/5rTKu7kLFp15kF7eqvV4uezXRD3Qu4yjv/rMmEJbbD4cTvGCYI\n\td6MDC417f7vK3hCbCVIZSp3GXxyC1LU+UQr3fFcOyCwmP9vDUR9JV0BSqHHxRDdpUXE26Dk6\n\tmhf0V1YkspE5St814ETXpEus2urZE5yJIUROlWPIL+hm3NEWfAP06vsQUyLvr/GtbOT79vXl\n\tEn1aulcYyu20dRRxhkQ6iILaURcxIAVJJKPi8dsoMnS8pB0QW12AHWuirPF0g6DiuUfPmrA5\n\tPKe56IGlpkjc8cO51lIxHkWTpCMWigRdPDexKX+Sb+W9QWK/0JjIc4t3KBaiG8O4yRX8ml2R\n\t+rxfAVKM6V769P/hWoRGdgUMgYHFpHGSgEt80OKK5HeUPy2cngDUXzwrqiM5Sz6Od0qw5pCk\n\tNlXqI0W/who0iSVM+8+RmyY0OEkxEcci7rRLsGnM15B5PjLJjh1f2ULYkv8s4SnDwMZ/kE04\n\t/UqCMK/KnX8pwXEMCjz0h6qWNpGwJ0/tYIgQJZh6bqkvBrDogAvuhf60Sogw+mH8b+PBlx1L\n\toeTK396wc+4c3BfiC6pNtUS5GpsPMMjYMk7kVvEAEQEAAYkCPAQYAQoAJgIbDBYhBJAt15g/\n\tvSj943LUeqEeRnIQpGH9BQJdizzIBQkLSKZiAAoJEKEeRnIQpGH9eYgQAJpjaWNgqNOnMTmD\n\tMJggbwjIotypzIXfhHNCeTkG7+qCDlSaBPclcPGYrTwCt0YWPU2TgGgJrVhYT20ierN8LUvj\n\t6qOPTd+Uk7NFzL65qkh80ZKNBFddx1AabQpSVQKbdcLb8OFs85kuSvFdgqZwgxA1vl4TFhNz\n\tPZ79NAmXLackAx3sOVFhk4WQaKRshCB7cSl+RIng5S/ThOBlwNlcKG7j7W2MC06BlTbdEkUp\n\tECzuuRBv8wX4OQl+hbWbB/VKIx5HKlLu1eypen/5lNVzSqMMIYkkZcjV2SWQyUGxSwq0O/sx\n\tS0A8/atCHUXOboUsn54qdxrVDaK+6jIAuo8JiRWctP16KjzUM7MO0/+4zllM8EY57rXrj48j\n\tsbEYX0YQnzaj+jO6kJtoZsIaYR7rMMq9aUAjyiaEZpmP1qF/2sYenDx0Fg2BSlLvLvXM0vU8\n\tpQk3kgDu7kb/7PRYrZvBsr21EIQoIjXbZxDz/o7z95frkP71EaICttZ6k9q5oxxA5WC6sTXc\n\tMW8zs8avFNuA9VpXt0YupJd2ijtZy2mpZNG02fFVXhIn4G807G7+9mhuC4XG5rKlBBUXTvPU\n\tAfYnB4JBDLmLzBFavQfvonSfbitgXwCG3vS+9HEwAjU30Bar1PEOmIbiAoMzuKeRm2LVpmq4\n\tWZw01QYHU/GUV/zHJSFk","Organization":"Ideas on Board","Message-ID":"<12952108-dae5-80aa-45eb-91cfaa7229ab@ideasonboard.com>","Date":"Tue, 28 Jul 2020 11:36:35 +0100","User-Agent":"Mozilla/5.0 (X11; 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