From patchwork Fri Jul 24 14:21:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 8972 Return-Path: X-Original-To: parsemail@patchwork.libcamera.org Delivered-To: parsemail@patchwork.libcamera.org Received: from lancelot.ideasonboard.com (lancelot.ideasonboard.com [92.243.16.209]) by patchwork.libcamera.org (Postfix) with ESMTPS id E9853BD878 for ; Fri, 24 Jul 2020 14:17:52 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 5FF3861248; Fri, 24 Jul 2020 16:17:52 +0200 (CEST) Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id 0CD6661218 for ; Fri, 24 Jul 2020 16:17:51 +0200 (CEST) X-Originating-IP: 2.224.242.101 Received: from uno.lan (2-224-242-101.ip172.fastwebnet.it [2.224.242.101]) (Authenticated sender: jacopo@jmondi.org) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id 39F9460003; Fri, 24 Jul 2020 14:17:50 +0000 (UTC) From: Jacopo Mondi To: libcamera-devel@lists.libcamera.org Date: Fri, 24 Jul 2020 16:21:18 +0200 Message-Id: <20200724142120.95538-5-jacopo@jmondi.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200724142120.95538-1-jacopo@jmondi.org> References: <20200724142120.95538-1-jacopo@jmondi.org> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH 4/6] android: camera_metadata: Add method to update an entry X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" Add a method to update an existing metadata tag entry, by wrapping the update_metadata_entry() function provided by the Android metadata library. Signed-off-by: Jacopo Mondi Reviewed-by: Laurent Pinchart --- src/android/camera_metadata.cpp | 27 +++++++++++++++++++++++++++ src/android/camera_metadata.h | 1 + 2 files changed, 28 insertions(+) diff --git a/src/android/camera_metadata.cpp b/src/android/camera_metadata.cpp index ea33e9c2de25..e48c987fb0fb 100644 --- a/src/android/camera_metadata.cpp +++ b/src/android/camera_metadata.cpp @@ -46,6 +46,33 @@ bool CameraMetadata::addEntry(uint32_t tag, const void *data, size_t count) return false; } +bool CameraMetadata::updateEntry(uint32_t tag, const void *data, size_t count) +{ + if (!valid_) + return false; + + const char *name = get_camera_metadata_tag_name(tag); + + camera_metadata_entry_t entry; + int ret = find_camera_metadata_entry(metadata_, tag, &entry); + if (ret) { + LOG(CameraMetadata, Error) + << "Failed to update tag " + << (name ? name : "unknown") << ": not present"; + return false; + } + + ret = update_camera_metadata_entry(metadata_, entry.index, data, + count, nullptr); + if (ret) { + LOG(CameraMetadata, Error) + << "Failed to update tag " << (name ? name : "unknown"); + return false; + } + + return true; +} + camera_metadata_t *CameraMetadata::get() { return valid_ ? metadata_ : nullptr; diff --git a/src/android/camera_metadata.h b/src/android/camera_metadata.h index f16dd27bbf44..9d047b1bb534 100644 --- a/src/android/camera_metadata.h +++ b/src/android/camera_metadata.h @@ -19,6 +19,7 @@ public: bool isValid() const { return valid_; } bool addEntry(uint32_t tag, const void *data, size_t data_count); + bool updateEntry(uint32_t tag, const void *data, size_t data_count); camera_metadata_t *get(); const camera_metadata_t *get() const;