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Vidyo: Turn off keyframes in higher spatial layers

Change-Id: Icdd5e71cd6a2b59bc4b3b972af9e4d4a36821792

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

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

@@ -3635,6 +3635,13 @@

     if (source != NULL) {

       cm->show_frame = 1;

       cm->intra_only = 0;

+      // if the flags indicate intra frame, but if the current picture is for

+      // non-zero spatial layer, it should not be an intra picture.

+      // TODO(Won Kap): this needs to change if per-layer intra frame is

+      // allowed.

+      if ((source->flags | VPX_EFLAG_FORCE_KF) && cpi->svc.spatial_layer_id) {

+        source->flags &= ~(unsigned int)(VPX_EFLAG_FORCE_KF);

+      }

       // Check to see if the frame should be encoded as an arf overlay.

       check_src_altref(cpi, source);

-- 

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