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-rw-r--r--media/base/channel_layout.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/media/base/channel_layout.h b/media/base/channel_layout.h
index 3fa84ba..7dd1ec8 100644
--- a/media/base/channel_layout.h
+++ b/media/base/channel_layout.h
@@ -5,6 +5,8 @@
#ifndef MEDIA_BASE_CHANNEL_LAYOUT_H_
#define MEDIA_BASE_CHANNEL_LAYOUT_H_
+#include "media/base/media_export.h"
+
enum ChannelLayout {
CHANNEL_LAYOUT_NONE = 0,
CHANNEL_LAYOUT_UNSUPPORTED,
@@ -84,6 +86,6 @@ enum Channels {
extern const int kChannelOrderings[CHANNEL_LAYOUT_MAX][CHANNELS_MAX];
// Returns the number of channels in a given ChannelLayout.
-int ChannelLayoutToChannelCount(ChannelLayout layout);
+MEDIA_EXPORT int ChannelLayoutToChannelCount(ChannelLayout layout);
#endif // MEDIA_BASE_CHANNEL_LAYOUT_H_