1 files changed, 47 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/libopus.c b/media/ffvpx/libavcodec/libopus.c
new file mode 100644
index 0000000000..3d3b740a83
--- /dev/null
+++ b/media/ffvpx/libavcodec/libopus.c
@@ -0,0 +1,47 @@
+/*
+ * libopus encoder/decoder common code
+ * Copyright (c) 2012 Nicolas George
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <opus_defines.h>
+
+#include "libavutil/error.h"
+#include "libopus.h"
+
+int ff_opus_error_to_averror(int err)
+{
+    switch (err) {
+    case OPUS_BAD_ARG:
+        return AVERROR(EINVAL);
+    case OPUS_BUFFER_TOO_SMALL:
+        return AVERROR_UNKNOWN;
+    case OPUS_INTERNAL_ERROR:
+        return AVERROR(EFAULT);
+    case OPUS_INVALID_PACKET:
+        return AVERROR_INVALIDDATA;
+    case OPUS_UNIMPLEMENTED:
+        return AVERROR(ENOSYS);
+    case OPUS_INVALID_STATE:
+        return AVERROR_UNKNOWN;
+    case OPUS_ALLOC_FAIL:
+        return AVERROR(ENOMEM);
+    default:
+        return AVERROR(EINVAL);
+    }
+}