1 files changed, 67 insertions, 0 deletions
diff --git a/osdep/mac/log_helper.swift b/osdep/mac/log_helper.swift
new file mode 100644
index 0000000..3d349a4
--- /dev/null
+++ b/osdep/mac/log_helper.swift
@@ -0,0 +1,67 @@
+/*
+ * This file is part of mpv.
+ *
+ * mpv is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * mpv is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with mpv.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import Cocoa
+import os
+
+class LogHelper {
+    var log: OpaquePointer?
+    let logger = Logger(subsystem: "io.mpv", category: "mpv")
+
+    let loggerMapping: [Int:OSLogType] = [
+        MSGL_V: .debug,
+        MSGL_INFO: .info,
+        MSGL_WARN: .error,
+        MSGL_ERR: .fault,
+    ]
+
+    init(_ log: OpaquePointer? = nil) {
+        self.log = log
+    }
+
+    func verbose(_ message: String) {
+        send(message: message, type: MSGL_V)
+    }
+
+    func info(_ message: String) {
+        send(message: message, type: MSGL_INFO)
+    }
+
+    func warning(_ message: String) {
+        send(message: message, type: MSGL_WARN)
+    }
+
+    func error(_ message: String) {
+        send(message: message, type: MSGL_ERR)
+    }
+
+    func send(message: String, type: Int) {
+        guard let log = log else {
+            logger.log(level: loggerMapping[type] ?? .default, "\(message, privacy: .public)")
+            return
+        }
+
+        let args: [CVarArg] = [(message as NSString).utf8String ?? "NO MESSAGE"]
+        mp_msg_va(log, Int32(type), "%s\n", getVaList(args))
+    }
+
+    deinit {
+        // only a manual dereferencing will trigger this, cleanup properly in that case
+        ta_free(UnsafeMutablePointer(log))
+        log = nil
+    }
+}