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drmcompositor.cpp
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drmcompositor.cpp
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/*
* Copyright (C) 2018 Fuzhou Rockchip Electronics Co.Ltd.
*
* Modification based on code covered by the Apache License, Version 2.0 (the "License").
* You may not use this software except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS TO YOU ON AN "AS IS" BASIS
* AND ANY AND ALL WARRANTIES AND REPRESENTATIONS WITH RESPECT TO SUCH SOFTWARE, WHETHER EXPRESS,
* IMPLIED, STATUTORY OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY IMPLIED WARRANTIES OF TITLE,
* NON-INFRINGEMENT, MERCHANTABILITY, SATISFACTROY QUALITY, ACCURACY OR FITNESS FOR A PARTICULAR
* PURPOSE 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.
*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "hwc-drm-compositor"
#include "drmcompositor.h"
#include "drmdisplaycompositor.h"
#include "drmresources.h"
#include "platform.h"
#include <sstream>
#include <stdlib.h>
#ifdef ANDROID_P
#include <log/log.h>
#else
#include <cutils/log.h>
#endif
namespace android {
DrmCompositor::DrmCompositor(DrmResources *drm) : drm_(drm), frame_no_(0) {
}
DrmCompositor::~DrmCompositor() {
}
int DrmCompositor::Init() {
int i;
for (i = 0; i < HWC_NUM_PHYSICAL_DISPLAY_TYPES; i++) {
int ret = compositor_map_[i].Init(drm_, i);
if (ret) {
ALOGE("Failed to initialize display compositor for %d", i);
return ret;
}
}
planner_ = Planner::CreateInstance(drm_);
if (!planner_) {
ALOGE("Failed to create planner instance for composition");
return -ENOMEM;
}
return 0;
}
DrmComposition* DrmCompositor::CreateComposition(
Importer *importer, unsigned int frame_no) {
DrmComposition* composition(
new DrmComposition(drm_, importer, planner_.get()));
frame_no_ = frame_no;
int ret = composition->Init(frame_no);
if (ret) {
ALOGE("Failed to initialize drm composition %d", ret);
return nullptr;
}
return composition;
}
int DrmCompositor::QueueComposition(
DrmComposition* composition, int dispaly) {
int ret = 0;
if(!composition || dispaly >= HWC_NUM_PHYSICAL_DISPLAY_TYPES)
{
ALOGE("%s:invalid input parameter display=%d,composition=%p", __FUNCTION__, dispaly,composition);
return -1;
}
//If it return successful,it will create release fence.
ret = composition->Plan(compositor_map_, dispaly);
if(ret)
{
ALOGE("%s:Plan fail for display %d", __FUNCTION__, dispaly);
return ret;
}
ret = composition->DisableUnusedPlanes(dispaly);
if(ret)
{
ALOGE("%s:DisableUnusedPlanes fail for display %d", __FUNCTION__, dispaly);
return ret;
}
//It will push composition in composite Queue.
ret = compositor_map_[dispaly].QueueComposition(
composition->TakeDisplayComposition(dispaly));
if(ret)
{
ALOGE("%s: Failed to queue composition for display %d", __FUNCTION__, dispaly);
return ret;
}
return ret;
}
int DrmCompositor::Composite() {
/*
* This shouldn't be called, we should be calling Composite() on the display
* compositors directly.
*/
ALOGE("Calling base drm compositor Composite() function");
return -EINVAL;
}
void DrmCompositor::ClearDisplay(int display) {
compositor_map_[display].ClearDisplay();
}
void DrmCompositor::Dump(std::ostringstream *out) const {
*out << "DrmCompositor stats:\n";
int i;
for (i = 0; i < HWC_NUM_PHYSICAL_DISPLAY_TYPES; i++) {
compositor_map_[i].Dump(out);
}
}
}