shithub: libvpx

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Add a comment in init_gop_frames()

Make the meaning of the operations therein clearer.

Change-Id: I0dce92a4c14218307df098e3da7a1c7cc45008a7

--- a/vp9/encoder/vp9_encoder.c

+++ b/vp9/encoder/vp9_encoder.c

@@ -5512,6 +5512,9 @@

     ++*tpl_group_frames;

     lst_index = frame_idx;

+    // The length of group of pictures is baseline_gf_interval, plus the

+    // beginning golden frame from last GOP, plus the last overlay frame in

+    // the same GOP.

     if (frame_idx == cpi->rc.baseline_gf_interval + 1) break;

   }