1 files changed, 57 insertions, 0 deletions
diff --git a/third_party/dav1d/src/log.c b/third_party/dav1d/src/log.c
new file mode 100644
index 0000000000..de6776a617
--- /dev/null
+++ b/third_party/dav1d/src/log.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright © 2018, VideoLAN and dav1d authors
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#include "dav1d/dav1d.h"
+
+#include "common/validate.h"
+
+#include "src/internal.h"
+#include "src/log.h"
+
+#if CONFIG_LOG
+COLD void dav1d_log_default_callback(void *const cookie,
+                                     const char *const format, va_list ap)
+{
+    vfprintf(stderr, format, ap);
+}
+
+COLD void dav1d_log(Dav1dContext *const c, const char *const format, ...) {
+    validate_input(c != NULL);
+
+    if (!c->logger.callback)
+        return;
+
+    va_list ap;
+    va_start(ap, format);
+    c->logger.callback(c->logger.cookie, format, ap);
+    va_end(ap);
+}
+#endif