bool FBUpdateLowRes::preRotateExtDisplay(hwc_context_t *ctx,
hwc_layer_1_t *layer,
ovutils::Whf &info,
hwc_rect_t& sourceCrop,
ovutils::eMdpFlags& mdpFlags,
int& rotFlags)
{
int extOrient = getExtOrientation(ctx);
ovutils::eTransform orient = static_cast<ovutils::eTransform >(extOrient);
if(mDpy && (extOrient & HWC_TRANSFORM_ROT_90)) {
mRot = ctx->mRotMgr->getNext();
if(mRot == NULL) return false;
Whf origWhf(mAlignedFBWidth, mAlignedFBHeight,
getMdpFormat(HAL_PIXEL_FORMAT_RGBA_8888));
//Configure rotator for pre-rotation
if(configRotator(mRot, info, origWhf, mdpFlags, orient, 0) < 0) {
ALOGE("%s: configRotator Failed!", __FUNCTION__);
mRot = NULL;
return false;
}
ctx->mLayerRotMap[mDpy]->add(layer, mRot);
info.format = (mRot)->getDstFormat();
updateSource(orient, info, sourceCrop);
rotFlags |= ovutils::ROT_PREROTATED;
}
return true;
}
// This function returns corresponding tile format
// MDSS support following RGB tile formats
// 32 bit formats
// 16 bit formats
int getMdpFormat(int format, bool tileEnabled)
{
if(!tileEnabled) {
return getMdpFormat(format);
}
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888 :
return MDP_RGBA_8888_TILE;
case HAL_PIXEL_FORMAT_RGBX_8888:
return MDP_RGBX_8888_TILE;
case HAL_PIXEL_FORMAT_RGB_565:
return MDP_RGB_565_TILE;
case HAL_PIXEL_FORMAT_BGRA_8888:
return MDP_BGRA_8888_TILE;
case HAL_PIXEL_FORMAT_BGRX_8888:
return MDP_BGRX_8888_TILE;
default:
return getMdpFormat(format);
}
}
int configureLowRes(hwc_context_t *ctx, hwc_layer_1_t *layer,
const int& dpy, eMdpFlags& mdpFlags, const eZorder& z,
const eIsFg& isFg, const eDest& dest, Rotator **rot) {
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(!hnd) {
ALOGE("%s: layer handle is NULL", __FUNCTION__);
return -1;
}
MetaData_t *metadata = (MetaData_t *)hnd->base_metadata;
hwc_rect_t crop = layer->sourceCrop;
hwc_rect_t dst = layer->displayFrame;
int transform = layer->transform;
eTransform orient = static_cast<eTransform>(transform);
int downscale = 0;
int rotFlags = ovutils::ROT_FLAGS_NONE;
Whf whf(getWidth(hnd), getHeight(hnd),
getMdpFormat(hnd->format), hnd->size);
bool forceRot = false;
if(isYuvBuffer(hnd) && ctx->mMDP.version >= qdutils::MDP_V4_2 &&
ctx->mMDP.version < qdutils::MDSS_V5) {
downscale = getDownscaleFactor(
crop.right - crop.left,
crop.bottom - crop.top,
dst.right - dst.left,
dst.bottom - dst.top);
if(downscale) {
rotFlags = ROT_DOWNSCALE_ENABLED;
}
unsigned int& prevWidth = ctx->mPrevWHF[dpy].w;
unsigned int& prevHeight = ctx->mPrevWHF[dpy].h;
if(prevWidth != (uint32_t)getWidth(hnd) ||
prevHeight != (uint32_t)getHeight(hnd)) {
uint32_t prevBufArea = (prevWidth * prevHeight);
if(prevBufArea) {
forceRot = true;
}
prevWidth = (uint32_t)getWidth(hnd);
prevHeight = (uint32_t)getHeight(hnd);
}
}
setMdpFlags(layer, mdpFlags, downscale);
trimLayer(ctx, dpy, transform, crop, dst);
if(isYuvBuffer(hnd) && //if 90 component or downscale, use rot
((transform & HWC_TRANSFORM_ROT_90) || downscale || forceRot)) {
*rot = ctx->mRotMgr->getNext();
if(*rot == NULL) return -1;
//Configure rotator for pre-rotation
Whf origWhf(hnd->width, hnd->height,
getMdpFormat(hnd->format), hnd->size);
if(configRotator(*rot, whf, origWhf, mdpFlags, orient, downscale) < 0)
return -1;
ctx->mLayerRotMap[dpy]->add(layer, *rot);
whf.format = (*rot)->getDstFormat();
updateSource(orient, whf, crop);
rotFlags |= ovutils::ROT_PREROTATED;
}
//For the mdp, since either we are pre-rotating or MDP does flips
orient = OVERLAY_TRANSFORM_0;
transform = 0;
PipeArgs parg(mdpFlags, whf, z, isFg,
static_cast<eRotFlags>(rotFlags), layer->planeAlpha,
(ovutils::eBlending) getBlending(layer->blending));
if(configMdp(ctx->mOverlay, parg, orient, crop, dst, metadata, dest) < 0) {
ALOGE("%s: commit failed for low res panel", __FUNCTION__);
ctx->mLayerRotMap[dpy]->reset();
return -1;
}
return 0;
}
int configureHighRes(hwc_context_t *ctx, hwc_layer_1_t *layer,
const int& dpy, eMdpFlags& mdpFlagsL, const eZorder& z,
const eIsFg& isFg, const eDest& lDest, const eDest& rDest,
Rotator **rot) {
private_handle_t *hnd = (private_handle_t *)layer->handle;
if(!hnd) {
ALOGE("%s: layer handle is NULL", __FUNCTION__);
return -1;
}
MetaData_t *metadata = (MetaData_t *)hnd->base_metadata;
int hw_w = ctx->dpyAttr[dpy].xres;
int hw_h = ctx->dpyAttr[dpy].yres;
hwc_rect_t crop = layer->sourceCrop;
hwc_rect_t dst = layer->displayFrame;
int transform = layer->transform;
eTransform orient = static_cast<eTransform>(transform);
const int downscale = 0;
int rotFlags = ROT_FLAGS_NONE;
Whf whf(getWidth(hnd), getHeight(hnd),
getMdpFormat(hnd->format), hnd->size);
setMdpFlags(layer, mdpFlagsL);
trimLayer(ctx, dpy, transform, crop, dst);
if(isYuvBuffer(hnd) && (transform & HWC_TRANSFORM_ROT_90)) {
(*rot) = ctx->mRotMgr->getNext();
if((*rot) == NULL) return -1;
//Configure rotator for pre-rotation
Whf origWhf(hnd->width, hnd->height,
getMdpFormat(hnd->format), hnd->size);
if(configRotator(*rot, whf, origWhf, mdpFlagsL, orient, downscale) < 0)
return -1;
ctx->mLayerRotMap[dpy]->add(layer, *rot);
whf.format = (*rot)->getDstFormat();
updateSource(orient, whf, crop);
rotFlags |= ROT_PREROTATED;
}
eMdpFlags mdpFlagsR = mdpFlagsL;
setMdpFlags(mdpFlagsR, OV_MDSS_MDP_RIGHT_MIXER);
hwc_rect_t tmp_cropL, tmp_dstL;
hwc_rect_t tmp_cropR, tmp_dstR;
if(lDest != OV_INVALID) {
tmp_cropL = crop;
tmp_dstL = dst;
hwc_rect_t scissor = {0, 0, hw_w/2, hw_h };
qhwc::calculate_crop_rects(tmp_cropL, tmp_dstL, scissor, 0);
}
if(rDest != OV_INVALID) {
tmp_cropR = crop;
tmp_dstR = dst;
hwc_rect_t scissor = {hw_w/2, 0, hw_w, hw_h };
qhwc::calculate_crop_rects(tmp_cropR, tmp_dstR, scissor, 0);
}
//When buffer is flipped, contents of mixer config also needs to swapped.
//Not needed if the layer is confined to one half of the screen.
//If rotator has been used then it has also done the flips, so ignore them.
if((orient & OVERLAY_TRANSFORM_FLIP_V) && lDest != OV_INVALID
&& rDest != OV_INVALID && rot == NULL) {
hwc_rect_t new_cropR;
new_cropR.left = tmp_cropL.left;
new_cropR.right = new_cropR.left + (tmp_cropR.right - tmp_cropR.left);
hwc_rect_t new_cropL;
new_cropL.left = new_cropR.right;
new_cropL.right = tmp_cropR.right;
tmp_cropL.left = new_cropL.left;
tmp_cropL.right = new_cropL.right;
tmp_cropR.left = new_cropR.left;
tmp_cropR.right = new_cropR.right;
}
//For the mdp, since either we are pre-rotating or MDP does flips
orient = OVERLAY_TRANSFORM_0;
transform = 0;
//configure left mixer
if(lDest != OV_INVALID) {
PipeArgs pargL(mdpFlagsL, whf, z, isFg,
static_cast<eRotFlags>(rotFlags), layer->planeAlpha,
(ovutils::eBlending) getBlending(layer->blending));
if(configMdp(ctx->mOverlay, pargL, orient,
tmp_cropL, tmp_dstL, metadata, lDest) < 0) {
ALOGE("%s: commit failed for left mixer config", __FUNCTION__);
return -1;
}
}
//configure right mixer
if(rDest != OV_INVALID) {
PipeArgs pargR(mdpFlagsR, whf, z, isFg,
static_cast<eRotFlags>(rotFlags), layer->planeAlpha,
(ovutils::eBlending) getBlending(layer->blending));
tmp_dstR.right = tmp_dstR.right - tmp_dstR.left;
tmp_dstR.left = 0;
if(configMdp(ctx->mOverlay, pargR, orient,
tmp_cropR, tmp_dstR, metadata, rDest) < 0) {
ALOGE("%s: commit failed for right mixer config", __FUNCTION__);
return -1;
}
}
return 0;
}