[FFmpeg-cvslog] cbs_sei: Remove restrictions on MDCV values

Mark Thompson git at videolan.org
Thu Jan 21 19:50:56 EET 2021


ffmpeg | branch: master | Mark Thompson <sw at jkqxz.net> | Fri Jan  1 21:35:14 2021 +0000| [88b65bed9ca033818f5618885c8a3d26d61a7c8a] | committer: Mark Thompson

cbs_sei: Remove restrictions on MDCV values

Since this was originally written the standards have changed to allow
arbitrary values here, but leaves their meaning unspecified.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=88b65bed9ca033818f5618885c8a3d26d61a7c8a
---

 libavcodec/cbs_sei_syntax_template.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/libavcodec/cbs_sei_syntax_template.c b/libavcodec/cbs_sei_syntax_template.c
index 5f84246663..9114e61ff6 100644
--- a/libavcodec/cbs_sei_syntax_template.c
+++ b/libavcodec/cbs_sei_syntax_template.c
@@ -103,17 +103,15 @@ static int FUNC(mastering_display_colour_volume)
     HEADER("Mastering Display Colour Volume");
 
     for (c = 0; c < 3; c++) {
-        us(16, display_primaries_x[c], 0, 50000, 1, c);
-        us(16, display_primaries_y[c], 0, 50000, 1, c);
+        ubs(16, display_primaries_x[c], 1, c);
+        ubs(16, display_primaries_y[c], 1, c);
     }
 
-    u(16, white_point_x, 0, 50000);
-    u(16, white_point_y, 0, 50000);
+    ub(16, white_point_x);
+    ub(16, white_point_y);
 
-    u(32, max_display_mastering_luminance,
-      1, MAX_UINT_BITS(32));
-    u(32, min_display_mastering_luminance,
-      0, current->max_display_mastering_luminance - 1);
+    ub(32, max_display_mastering_luminance);
+    ub(32, min_display_mastering_luminance);
 
     return 0;
 }



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