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-rw-r--r--src/types.h18
1 files changed, 15 insertions, 3 deletions
diff --git a/src/types.h b/src/types.h
index 9aacdfdb..b6335546 100644
--- a/src/types.h
+++ b/src/types.h
@@ -176,9 +176,21 @@ extern HAlign string_to_halign (std::string s);
enum class VAlign
{
- TOP, ///< vertical position is distance from top of screen to top of subtitle
- CENTER, ///< vertical position is distance from centre of screen to centre of subtitle
- BOTTOM ///< vertical position is distance from bottom of screen to bottom of subtitle
+ /** vertical position is distance:
+ * from top of screen to top of subtitle (for SMPTE) or
+ * from top of screen to subtitle baseline (for Interop)
+ */
+ TOP,
+ /** vertical position is distance:
+ * from centre of screen to centre of subtitle (for SMPTE) or
+ * from centre of screen to subtitle baseline (for Interop)
+ */
+ CENTER,
+ /** vertical position is distance:
+ * from bottom of screen to bottom of subtitle (for SMPTE) or
+ * from bottom of screen to subtitle baseline (for Interop)
+ */
+ BOTTOM
};