LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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Merge "overlay: Adjust decimation factor for left and right pipe."

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2015-03-06 06:46:32 -08:00
committed by Gerrit - the friendly Code Review server
parent 0fad19ee9f 942eb93fdb
commit 397fe12769
1 changed files with 24 additions and 1 deletions
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25
liboverlay/overlayMdp.cpp
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@@ -353,8 +353,31 @@ bool MdpCtrl::validateAndSet(MdpCtrl* mdpCtrlArray[], const int& count,
mdp_overlay* ovArray[count]; mdp_overlay* ovArray[count];
memset(&ovArray, 0, sizeof(ovArray)); 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++) { 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; struct mdp_overlay_list list;