android_mt6572_jiabo/frameworks/native/services/surfaceflinger/ExSurfaceFlinger/ExLayer.cpp
2025-09-05 16:56:03 +08:00

376 lines
14 KiB
C++

/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdlib.h>
#include <stdint.h>
#include <sys/types.h>
#include <utils/Errors.h>
#include <utils/Log.h>
#include <ui/GraphicBuffer.h>
#ifdef QTI_BSP
#include <gralloc_priv.h>
#include <qdMetaData.h>
#include <hardware/display_defs.h>
#endif
#include "ExLayer.h"
#include "RenderEngine/RenderEngine.h"
namespace android {
#ifndef USE_HWC2
/* Calculates the aspect ratio for external display based on the video w/h */
static Rect getAspectRatio(const sp<const DisplayDevice>& hw,
const int& srcWidth, const int& srcHeight) {
Rect outRect;
int fbWidth = hw->getWidth();
int fbHeight = hw->getHeight();
int x , y = 0;
int w = fbWidth, h = fbHeight;
if (srcWidth * fbHeight > fbWidth * srcHeight) {
h = fbWidth * srcHeight / srcWidth;
w = fbWidth;
} else if (srcWidth * fbHeight < fbWidth * srcHeight) {
w = fbHeight * srcWidth / srcHeight;
h = fbHeight;
}
x = (fbWidth - w) / 2;
y = (fbHeight - h) / 2;
outRect.left = x;
outRect.top = y;
outRect.right = x + w;
outRect.bottom = y + h;
return outRect;
}
#endif
ExLayer::ExLayer(SurfaceFlinger* flinger, const sp<Client>& client,
const String8& name, uint32_t w, uint32_t h, uint32_t flags)
: Layer(flinger, client, name, w, h, flags),
mMeshLeftTop(Mesh::TRIANGLE_FAN, 4, 2, 2),
mMeshRightBottom(Mesh::TRIANGLE_FAN, 4, 2, 2) {
char property[PROPERTY_VALUE_MAX] = {0};
mDebugLogs = false;
mIsGPUAllowedForProtected = false;
if((property_get("persist.debug.qdframework.logs", property, NULL) > 0) &&
(!strncmp(property, "1", PROPERTY_VALUE_MAX ) ||
(!strncasecmp(property,"true", PROPERTY_VALUE_MAX )))) {
mDebugLogs = true;
}
ALOGD_IF(isDebug(),"Creating custom Layer %s",__FUNCTION__);
if ((property_get("persist.gralloc.cp.level3", property, NULL) > 0) &&
(atoi(property) == 1)) {
mIsGPUAllowedForProtected = true;
}
}
ExLayer::~ExLayer() {
}
bool ExLayer::isExtOnly() const {
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer);
if (activeBuffer != 0) {
#ifdef QTI_BSP
ANativeWindowBuffer* buffer = activeBuffer->getNativeBuffer();
if(buffer) {
private_handle_t* hnd = static_cast<private_handle_t*>
(const_cast<native_handle_t*>(buffer->handle));
/* return true if layer is EXT_ONLY */
return (hnd && (hnd->flags & private_handle_t::PRIV_FLAGS_EXTERNAL_ONLY));
}
#endif
}
return false;
}
bool ExLayer::isIntOnly() const {
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer);
if (activeBuffer != 0) {
#ifdef QTI_BSP
ANativeWindowBuffer* buffer = activeBuffer->getNativeBuffer();
if(buffer) {
private_handle_t* hnd = static_cast<private_handle_t*>
(const_cast<native_handle_t*>(buffer->handle));
/* return true if layer is INT_ONLY */
return (hnd && (hnd->flags & private_handle_t::PRIV_FLAGS_INTERNAL_ONLY));
}
#endif
}
return false;
}
bool ExLayer::isSecureDisplay() const {
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer);
if (activeBuffer != 0) {
#ifdef QTI_BSP
ANativeWindowBuffer* buffer = activeBuffer->getNativeBuffer();
if(buffer) {
private_handle_t* hnd = static_cast<private_handle_t*>
(const_cast<native_handle_t*>(buffer->handle));
/* return true if layer is SECURE_DISPLAY */
return (hnd && (hnd->flags & private_handle_t::PRIV_FLAGS_SECURE_DISPLAY));
}
#endif
}
return false;
}
bool ExLayer::isYuvLayer() const {
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer);
if(activeBuffer != 0) {
#ifdef QTI_BSP
ANativeWindowBuffer* buffer = activeBuffer->getNativeBuffer();
if(buffer) {
private_handle_t* hnd = static_cast<private_handle_t*>
(const_cast<native_handle_t*>(buffer->handle));
/* return true if layer is YUV */
return (hnd && (hnd->bufferType == BUFFER_TYPE_VIDEO));
}
#endif
}
return false;
}
#ifndef USE_HWC2
void ExLayer::setPosition(const sp<const DisplayDevice>& hw,
HWComposer::HWCLayerInterface& layer, const State& state) {
/* Set dest_rect to display width and height, if external_only flag
* for the layer is enabled or if its yuvLayer in extended mode.
*/
uint32_t w = hw->getWidth();
uint32_t h = hw->getHeight();
bool extendedMode = ExSurfaceFlinger::isExtendedMode();
if(isExtOnly()) {
/* Position: fullscreen for ext_only */
Rect r(0, 0, w, h);
layer.setFrame(r);
} else if(hw->getDisplayType() > 0 && (extendedMode && isYuvLayer())) {
/* Need to position the video full screen on external with aspect ratio */
Rect r = getAspectRatio(hw, state.active.w, state.active.h);
layer.setFrame(r);
}
return;
}
void ExLayer::setAcquiredFenceIfBlit(int &fenceFd,
HWComposer::HWCLayerInterface& layer) {
#ifdef QTI_BSP
if (layer.getCompositionType() == HWC_BLIT) {
sp<Fence> fence = mSurfaceFlingerConsumer->getCurrentFence();
if (fence->isValid()) {
fenceFd = fence->dup();
if (fenceFd == -1) {
ALOGW("%s: failed to dup layer fence, skipping sync: %d",
__FUNCTION__,errno);
}
}
}
#else
ALOGD_IF(isDebug(),"Not a BLIT Layer, compType = %d fencefd = %d",
layer.getCompositionType(), fenceFd);
#endif
}
#endif // ndef USE_HWC2
bool ExLayer::canAllowGPUForProtected() const {
if(isProtected()) {
return mIsGPUAllowedForProtected;
} else {
return false;
}
}
#if (defined QTI_BSP) && (defined QTI_S3D)
uint32_t ExLayer::getS3dFormat(const sp<const DisplayDevice>& hw) const {
uint32_t s3d_fmt = HWC_S3DMODE_NONE;
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer);
if (activeBuffer != 0) {
ANativeWindowBuffer* buffer = activeBuffer->getNativeBuffer();
if (buffer) {
private_handle_t* hnd = static_cast<private_handle_t*>
(const_cast<native_handle_t*>(buffer->handle));
if (hnd != NULL) {
struct S3DGpuComp_t s3dComp;
getMetaData(hnd, GET_S3D_COMP, &s3dComp);
if (s3dComp.displayId == hw->getHwcDisplayId()) {
s3d_fmt = s3dComp.s3dMode;
}
}
}
}
return s3d_fmt;
}
void ExLayer::clearS3dFormat(const sp<const DisplayDevice>& hw) const {
const sp<GraphicBuffer>& activeBuffer(mActiveBuffer);
if (activeBuffer != 0) {
ANativeWindowBuffer* buffer = activeBuffer->getNativeBuffer();
if (buffer) {
private_handle_t* hnd = static_cast<private_handle_t*>
(const_cast<native_handle_t*>(buffer->handle));
if (hnd != NULL) {
struct S3DGpuComp_t s3dComp;
getMetaData(hnd, GET_S3D_COMP, &s3dComp);
if (s3dComp.displayId == hw->getHwcDisplayId()) {
clearMetaData(hnd, SET_S3D_COMP);
}
}
}
}
}
void ExLayer::computeGeometryS3D(const sp<const DisplayDevice>& hw, Mesh& mesh,
Mesh& meshLeftTop, Mesh& meshRightBottom, uint32_t s3d_fmt) const
{
Mesh::VertexArray<vec2> position(mesh.getPositionArray<vec2>());
Mesh::VertexArray<vec2> positionLeftTop(meshLeftTop.getPositionArray<vec2>());
Mesh::VertexArray<vec2> positionRightBottom(meshRightBottom.getPositionArray<vec2>());
Mesh::VertexArray<vec2> texCoords(mesh.getTexCoordArray<vec2>());
Mesh::VertexArray<vec2> texCoordsLeftTop(meshLeftTop.getTexCoordArray<vec2>());
Mesh::VertexArray<vec2> texCoordsRightBottom(meshRightBottom.getTexCoordArray<vec2>());
Rect scissor = hw->getBounds();
uint32_t count = mesh.getVertexCount();
while(count--) {
positionLeftTop[count] = positionRightBottom[count] = position[count];
texCoordsLeftTop[count] = texCoordsRightBottom[count] = texCoords[count];
}
switch (s3d_fmt) {
case HWC_S3DMODE_LR:
case HWC_S3DMODE_RL:
{
positionLeftTop[0].x = (position[0].x - scissor.left) / 2.0f + scissor.left;
positionLeftTop[1].x = (position[1].x - scissor.left) / 2.0f + scissor.left;
positionLeftTop[2].x = (position[2].x - scissor.left) / 2.0f + scissor.left;
positionLeftTop[3].x = (position[3].x - scissor.left) / 2.0f + scissor.left;
positionRightBottom[0].x = positionLeftTop[0].x + scissor.getWidth()/2;
positionRightBottom[1].x = positionLeftTop[1].x + scissor.getWidth()/2;
positionRightBottom[2].x = positionLeftTop[2].x + scissor.getWidth()/2;
positionRightBottom[3].x = positionLeftTop[3].x + scissor.getWidth()/2;
if(isYuvLayer()) {
texCoordsLeftTop[0].x = texCoords[0].x / 2.0f;
texCoordsLeftTop[1].x = texCoords[1].x / 2.0f;
texCoordsLeftTop[2].x = texCoords[2].x / 2.0f;
texCoordsLeftTop[3].x = texCoords[3].x / 2.0f;
texCoordsRightBottom[0].x = texCoordsLeftTop[0].x + 0.5f;
texCoordsRightBottom[1].x = texCoordsLeftTop[1].x + 0.5f;
texCoordsRightBottom[2].x = texCoordsLeftTop[2].x + 0.5f;
texCoordsRightBottom[3].x = texCoordsLeftTop[3].x + 0.5f;
}
break;
}
case HWC_S3DMODE_TB:
{
positionRightBottom[0].y = (position[0].y - scissor.top) / 2.0f + scissor.top;
positionRightBottom[1].y = (position[1].y - scissor.top) / 2.0f + scissor.top;
positionRightBottom[2].y = (position[2].y - scissor.top) / 2.0f + scissor.top;
positionRightBottom[3].y = (position[3].y - scissor.top) / 2.0f + scissor.top;
positionLeftTop[0].y = positionRightBottom[0].y + scissor.getHeight() / 2.0f;
positionLeftTop[1].y = positionRightBottom[1].y + scissor.getHeight() / 2.0f;
positionLeftTop[2].y = positionRightBottom[2].y + scissor.getHeight() / 2.0f;
positionLeftTop[3].y = positionRightBottom[3].y + scissor.getHeight() / 2.0f;
positionLeftTop[0].x = positionRightBottom[0].x = position[0].x;
positionLeftTop[1].x = positionRightBottom[1].x = position[1].x;
positionLeftTop[2].x = positionRightBottom[2].x = position[2].x;
positionLeftTop[3].x = positionRightBottom[3].x = position[3].x;
if(isYuvLayer()) {
texCoordsRightBottom[0].y = texCoords[0].y / 2.0f;
texCoordsRightBottom[1].y = texCoords[1].y / 2.0f;
texCoordsRightBottom[2].y = texCoords[2].y / 2.0f;
texCoordsRightBottom[3].y = texCoords[3].y / 2.0f;
texCoordsLeftTop[0].y = texCoordsRightBottom[0].y + 0.5f;
texCoordsLeftTop[1].y = texCoordsRightBottom[1].y + 0.5f;
texCoordsLeftTop[2].y = texCoordsRightBottom[2].y + 0.5f;
texCoordsLeftTop[3].y = texCoordsRightBottom[3].y + 0.5f;
}
break;
}
default:
break;
}
}
void ExLayer::handleOpenGLDraw(const sp<const DisplayDevice>& hw,
Mesh& mesh) const
{
const State& s(getDrawingState());
RenderEngine& engine(mFlinger->getRenderEngine());
engine.setupLayerBlending(mPremultipliedAlpha, isOpaque(s), s.alpha);
uint32_t s3d_fmt = getS3dFormat(hw);
if (s3d_fmt == HWC_S3DMODE_NONE) {
engine.drawMesh(mesh);
} else {
computeGeometryS3D(hw, mesh, mMeshLeftTop, mMeshRightBottom, s3d_fmt);
// in non-primary case scissor might be not equal to hw bounds
engine.setScissor(0, 0, hw->getWidth(), hw->getHeight());
engine.drawMesh(mMeshLeftTop);
engine.drawMesh(mMeshRightBottom);
clearS3dFormat(hw);
}
engine.disableBlending();
}
#else
uint32_t ExLayer::getS3dFormat(const sp<const DisplayDevice>&) const {
return 0;
}
void ExLayer::clearS3dFormat(const sp<const DisplayDevice>&) const {
}
void ExLayer::computeGeometryS3D(const sp<const DisplayDevice>&, Mesh&,
Mesh&, Mesh&, uint32_t) const {
}
void ExLayer::handleOpenGLDraw(const sp<const DisplayDevice>& /* hw */,
Mesh& mesh) const {
const State& s(getDrawingState());
RenderEngine& engine(mFlinger->getRenderEngine());
engine.setupLayerBlending(mPremultipliedAlpha, isOpaque(s), s.alpha);
engine.drawMesh(mesh);
engine.disableBlending();
}
#endif
}; // namespace android