overlay: Adjust decimation factor for left and right pipe.
Adjust horizontal/vertical decimation factor for left and right pipe to
the max of horizontal/vertical decimation factor of left and right pipe.
Change-Id: I85055a469f18b07983b6ce73282b8eb83b6334cb
diff --git a/liboverlay/overlayMdp.cpp b/liboverlay/overlayMdp.cpp
index 1290f32..0c31dd3 100644
--- a/liboverlay/overlayMdp.cpp
+++ b/liboverlay/overlayMdp.cpp
@@ -353,8 +353,31 @@
mdp_overlay* ovArray[count];
memset(&ovArray, 0, sizeof(ovArray));
+ uint8_t max_horz_deci = 0, max_vert_deci = 0;
+
+ // Decimation factor for the left and right pipe differs, when there is a
+ // one pixel difference in the dst width of right pipe and the left pipe.
+ // libscalar returns a failure as it expects decimation on both the pipe
+ // to be same. So compare the decimation factor on both the pipes and assign
+ // the maximum of it.
for(int i = 0; i < count; i++) {
- ovArray[i] = &mdpCtrlArray[i]->mOVInfo;
+ mdp_overlay *ov_current = &mdpCtrlArray[i]->mOVInfo;
+ for(int j = i + 1; j < count; j++) {
+ mdp_overlay *ov_next = &mdpCtrlArray[j]->mOVInfo;
+ if(ov_current->z_order == ov_next->z_order) {
+ max_horz_deci = utils::max(ov_current->horz_deci,
+ ov_next->horz_deci);
+ max_vert_deci = utils::max(ov_current->vert_deci,
+ ov_next->vert_deci);
+
+ ov_current->horz_deci = max_horz_deci;
+ ov_next->horz_deci = max_horz_deci;
+ ov_current->vert_deci = max_vert_deci;
+ ov_next->vert_deci = max_vert_deci;
+ break;
+ }
+ }
+ ovArray[i] = ov_current;
}
struct mdp_overlay_list list;