void getLayerStats(hwc_context_t *ctx, const hwc_layer_list_t *list)
{
//Video specific stats
int yuvCount = 0;
int yuvLayerIndex = -1;
bool isYuvLayerSkip = false;
for (size_t i = 0; i < list->numHwLayers; i++) {
private_handle_t *hnd =
(private_handle_t *)list->hwLayers[i].handle;
if (isYuvBuffer(hnd)) {
yuvCount++;
yuvLayerIndex = i;
//Animating
if (isSkipLayer(&list->hwLayers[i])) {
isYuvLayerSkip = true;
}
} else if (isSkipLayer(&list->hwLayers[i])) { //Popups
//If video layer is below a skip layer
if(yuvLayerIndex != -1 && yuvLayerIndex < (ssize_t)i) {
isYuvLayerSkip = true;
}
}
}
VideoOverlay::setStats(yuvCount, yuvLayerIndex, isYuvLayerSkip);
CopyBit::setStats(yuvCount, yuvLayerIndex, isYuvLayerSkip);
ctx->numHwLayers = list->numHwLayers;
return;
}
void VideoOverlay::chooseState(hwc_context_t *ctx, int dpy,
hwc_layer_1_t *yuvLayer) {
ALOGD_IF(VIDEO_DEBUG, "%s: old state = %s", __FUNCTION__,
ovutils::getStateString(sState[dpy]));
private_handle_t *hnd = NULL;
if(yuvLayer) {
hnd = (private_handle_t *)yuvLayer->handle;
}
ovutils::eOverlayState newState = ovutils::OV_CLOSED;
switch(dpy) {
case HWC_DISPLAY_PRIMARY:
if(ctx->listStats[dpy].yuvCount == 1) {
newState = ovutils::OV_2D_VIDEO_ON_PANEL;
if(isSkipLayer(yuvLayer) && !isSecureBuffer(hnd)) {
newState = ovutils::OV_CLOSED;
}
}
break;
case HWC_DISPLAY_EXTERNAL:
newState = ctx->mOverlay[HWC_DISPLAY_EXTERNAL]->getState(); //If we are here, external is active
if(ctx->listStats[dpy].yuvCount == 1) {
if(!isSkipLayer(yuvLayer) || isSecureBuffer(hnd)) {
newState = ovutils::OV_UI_VIDEO_TV;
}
}
break;
default:
break;
}
sState[dpy] = newState;
ALOGD_IF(VIDEO_DEBUG, "%s: new chosen state = %s", __FUNCTION__,
ovutils::getStateString(sState[dpy]));
}
void setListStats(hwc_context_t *ctx,
const hwc_display_contents_1_t *list, int dpy) {
ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1;
ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1;
ctx->listStats[dpy].yuvCount = 0;
ctx->listStats[dpy].yuvIndex = -1;
ctx->listStats[dpy].skipCount = 0;
for (size_t i = 0; i < list->numHwLayers; i++) {
private_handle_t *hnd =
(private_handle_t *)list->hwLayers[i].handle;
if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) {
continue;
//We disregard FB being skip for now! so the else if
} else if (isSkipLayer(&list->hwLayers[i])) {
ctx->listStats[dpy].skipCount++;
}
if (UNLIKELY(isYuvBuffer(hnd))) {
ctx->listStats[dpy].yuvCount++;
ctx->listStats[dpy].yuvIndex = i;
}
}
}
void setListStats(hwc_context_t *ctx,
const hwc_display_contents_1_t *list, int dpy) {
ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1;
ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1;
ctx->listStats[dpy].skipCount = 0;
ctx->listStats[dpy].needsAlphaScale = false;
ctx->listStats[dpy].yuvCount = 0;
for (size_t i = 0; i < list->numHwLayers; i++) {
hwc_layer_1_t const* layer = &list->hwLayers[i];
private_handle_t *hnd = (private_handle_t *)layer->handle;
//reset stored yuv index
ctx->listStats[dpy].yuvIndices[i] = -1;
if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) {
continue;
//We disregard FB being skip for now! so the else if
} else if (isSkipLayer(&list->hwLayers[i])) {
ctx->listStats[dpy].skipCount++;
} else if (UNLIKELY(isYuvBuffer(hnd))) {
int& yuvCount = ctx->listStats[dpy].yuvCount;
ctx->listStats[dpy].yuvIndices[yuvCount] = i;
yuvCount++;
}
if(!ctx->listStats[dpy].needsAlphaScale)
ctx->listStats[dpy].needsAlphaScale = isAlphaScaled(layer);
}
}
void setListStats(hwc_context_t *ctx,
const hwc_display_contents_1_t *list, int dpy) {
const int prevYuvCount = ctx->listStats[dpy].yuvCount;
ctx->listStats[dpy].numAppLayers = list->numHwLayers - 1;
ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1;
ctx->listStats[dpy].skipCount = 0;
ctx->listStats[dpy].needsAlphaScale = false;
ctx->listStats[dpy].preMultipliedAlpha = false;
ctx->listStats[dpy].planeAlpha = false;
ctx->listStats[dpy].yuvCount = 0;
//reset yuv indices
memset(ctx->listStats[dpy].yuvIndices, -1, MAX_NUM_APP_LAYERS);
for (size_t i = 0; i < (list->numHwLayers - 1); i++) {
hwc_layer_1_t const* layer = &list->hwLayers[i];
private_handle_t *hnd = (private_handle_t *)layer->handle;
// continue if i reaches MAX_NUM_APP_LAYERS
if(i >= MAX_NUM_APP_LAYERS)
continue;
if(list->hwLayers[i].compositionType == HWC_FRAMEBUFFER_TARGET) {
continue;
//We disregard FB being skip for now! so the else if
} else if (isSkipLayer(&list->hwLayers[i])) {
ctx->listStats[dpy].skipCount++;
} else if (UNLIKELY(isYuvBuffer(hnd))) {
int& yuvCount = ctx->listStats[dpy].yuvCount;
ctx->listStats[dpy].yuvIndices[yuvCount] = i;
yuvCount++;
if(layer->transform & HWC_TRANSFORM_ROT_90)
ctx->mNeedsRotator = true;
}
if(layer->blending == HWC_BLENDING_PREMULT)
ctx->listStats[dpy].preMultipliedAlpha = true;
if(layer->planeAlpha < 0xFF)
ctx->listStats[dpy].planeAlpha = true;
if(!ctx->listStats[dpy].needsAlphaScale)
ctx->listStats[dpy].needsAlphaScale = isAlphaScaled(layer);
}
//The marking of video begin/end is useful on some targets where we need
//to have a padding round to be able to shift pipes across mixers.
if(prevYuvCount != ctx->listStats[dpy].yuvCount) {
ctx->mVideoTransFlag = true;
}
if (dpy == HWC_DISPLAY_PRIMARY)
configurePPD(ctx, ctx->listStats[dpy].yuvCount);
}
bool CopyBit::prepare(hwc_context_t *ctx, hwc_display_contents_1_t *list) {
int compositionType =
qdutils::QCCompositionType::getInstance().getCompositionType();
if ((compositionType & qdutils::COMPOSITION_TYPE_GPU) ||
(compositionType & qdutils::COMPOSITION_TYPE_CPU)) {
//GPU/CPU composition, don't change layer composition type
return true;
}
bool useCopybitForYUV = canUseCopybitForYUV(ctx);
bool useCopybitForRGB = canUseCopybitForRGB(ctx, list);
if(!(validateParams(ctx, list))) {
ALOGE("%s:Invalid Params", __FUNCTION__);
return false;
}
sCopyBitDraw = false;
for (int i=list->numHwLayers-1; i >= 0 ; i--) {
private_handle_t *hnd = (private_handle_t *)list->hwLayers[i].handle;
if (isSkipLayer(&list->hwLayers[i])) {
return true;
} else if (hnd->bufferType == BUFFER_TYPE_VIDEO) {
//YUV layer, check, if copybit can be used
if (useCopybitForYUV) {
list->hwLayers[i].compositionType = HWC_USE_COPYBIT;
sCopyBitDraw = true;
}
} else if (hnd->bufferType == BUFFER_TYPE_UI) {
//RGB layer, check, if copybit can be used
if (useCopybitForRGB) {
list->hwLayers[i].compositionType = HWC_USE_COPYBIT;
sCopyBitDraw = true;
}
}
}
return true;
}
void getLayerStats(hwc_context_t *ctx, const hwc_layer_list_t *list)
{
//Video specific stats
int yuvCount = 0;
int yuvLayerIndex = -1;
int pipLayerIndex = -1; //2nd video in pip scenario
bool isYuvLayerSkip = false;
int skipCount = 0;
int ccLayerIndex = -1; //closed caption
int extLayerIndex = -1; //ext-only or block except closed caption
int extCount = 0; //ext-only except closed caption
bool isExtBlockPresent = false; //is BLOCK layer present
bool yuvSecure = false;
for (size_t i = 0; i < list->numHwLayers; i++) {
private_handle_t *hnd =
(private_handle_t *)list->hwLayers[i].handle;
if (UNLIKELY(isYuvBuffer(hnd))) {
yuvCount++;
if(yuvCount==1) {
//Set the primary video to the video layer in
//lower z-order
yuvLayerIndex = i;
}
if(yuvCount == 2) {
//In case of two videos, set the pipLayerIndex to the
//second video
pipLayerIndex = i;
}
yuvSecure = isSecureBuffer(hnd);
//Animating
//Do not mark as SKIP if it is secure buffer
if (isSkipLayer(&list->hwLayers[i]) && !yuvSecure) {
isYuvLayerSkip = true;
}
} else if(UNLIKELY(isExtCC(hnd))) {
ccLayerIndex = i;
} else if(UNLIKELY(isExtBlock(hnd))) {
extCount++;
extLayerIndex = i;
isExtBlockPresent = true;
} else if(UNLIKELY(isExtOnly(hnd))) {
extCount++;
//If BLOCK layer present, dont cache index, display BLOCK only.
if(isExtBlockPresent == false) extLayerIndex = i;
} else if (isSkipLayer(&list->hwLayers[i])) { //Popups
skipCount++;
}
}
VideoOverlay::setStats(yuvCount, yuvLayerIndex, isYuvLayerSkip,
ccLayerIndex);
VideoPIP::setStats(yuvCount, yuvLayerIndex, isYuvLayerSkip,
pipLayerIndex);
ExtOnly::setStats(extCount, extLayerIndex, isExtBlockPresent);
CopyBit::setStats(skipCount);
MDPComp::setStats(skipCount);
ctx->numHwLayers = list->numHwLayers;
return;
}