221 lines
6.5 KiB
C++
221 lines
6.5 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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* Copyright (C) 2012, Code Aurora Forum. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <overlay.h>
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#include <cutils/properties.h>
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#include "hwc_utils.h"
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#include "mdp_version.h"
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#include "hwc_video.h"
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#include "hwc_qbuf.h"
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#include "hwc_copybit.h"
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#include "hwc_external.h"
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#include "hwc_mdpcomp.h"
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#include "hwc_extonly.h"
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#include "hwc_service.h"
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namespace qhwc {
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// Opens Framebuffer device
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static void openFramebufferDevice(hwc_context_t *ctx)
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{
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hw_module_t const *module;
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if (hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module) == 0) {
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framebuffer_open(module, &(ctx->mFbDev));
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}
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}
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void initContext(hwc_context_t *ctx)
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{
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openFramebufferDevice(ctx);
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ctx->mOverlay = overlay::Overlay::getInstance();
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ctx->mHwcService = hwcService::HWComposerService::getInstance();
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ctx->mHwcService->setHwcContext(ctx);
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ctx->qbuf = new QueuedBufferStore();
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ctx->mMDP.version = qdutils::MDPVersion::getInstance().getMDPVersion();
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ctx->mMDP.hasOverlay = qdutils::MDPVersion::getInstance().hasOverlay();
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ctx->mMDP.panel = qdutils::MDPVersion::getInstance().getPanelType();
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ctx->mCopybitEngine = CopybitEngine::getInstance();
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ctx->mExtDisplay = new ExternalDisplay(ctx);
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MDPComp::init(ctx);
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init_uevent_thread(ctx);
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char value[PROPERTY_VALUE_MAX];
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property_get("debug.egl.swapinterval", value, "1");
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ctx->swapInterval = atoi(value);
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ALOGI("Initializing Qualcomm Hardware Composer");
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ALOGI("MDP version: %d", ctx->mMDP.version);
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}
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void closeContext(hwc_context_t *ctx)
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{
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if(ctx->mOverlay) {
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delete ctx->mOverlay;
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ctx->mOverlay = NULL;
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}
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if(ctx->mCopybitEngine) {
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delete ctx->mCopybitEngine;
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ctx->mCopybitEngine = NULL;
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}
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if(ctx->mFbDev) {
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framebuffer_close(ctx->mFbDev);
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ctx->mFbDev = NULL;
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}
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if(ctx->qbuf) {
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delete ctx->qbuf;
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ctx->qbuf = NULL;
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}
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if(ctx->mExtDisplay) {
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delete ctx->mExtDisplay;
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ctx->mExtDisplay = NULL;
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}
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free(const_cast<hwc_methods_t *>(ctx->device.methods));
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}
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void dumpLayer(hwc_layer_t const* l)
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{
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ALOGD("\ttype=%d, flags=%08x, handle=%p, tr=%02x, blend=%04x, {%d,%d,%d,%d}"
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", {%d,%d,%d,%d}",
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l->compositionType, l->flags, l->handle, l->transform, l->blending,
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l->sourceCrop.left,
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l->sourceCrop.top,
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l->sourceCrop.right,
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l->sourceCrop.bottom,
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l->displayFrame.left,
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l->displayFrame.top,
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l->displayFrame.right,
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l->displayFrame.bottom);
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}
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void getLayerStats(hwc_context_t *ctx, const hwc_layer_list_t *list)
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{
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//Video specific stats
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int yuvCount = 0;
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int yuvLayerIndex = -1;
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bool isYuvLayerSkip = false;
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int skipCount = 0;
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int ccLayerIndex = -1; //closed caption
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int extLayerIndex = -1; //ext-only or block except closed caption
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int extCount = 0; //ext-only except closed caption
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bool isExtBlockPresent = false; //is BLOCK layer present
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for (size_t i = 0; i < list->numHwLayers; i++) {
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private_handle_t *hnd =
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(private_handle_t *)list->hwLayers[i].handle;
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if (UNLIKELY(isYuvBuffer(hnd))) {
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yuvCount++;
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yuvLayerIndex = i;
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//Animating
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if (isSkipLayer(&list->hwLayers[i])) {
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isYuvLayerSkip = true;
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}
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} else if(UNLIKELY(isExtCC(hnd))) {
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ccLayerIndex = i;
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} else if(UNLIKELY(isExtBlock(hnd))) {
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extCount++;
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extLayerIndex = i;
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isExtBlockPresent = true;
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} else if(UNLIKELY(isExtOnly(hnd))) {
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extCount++;
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//If BLOCK layer present, dont cache index, display BLOCK only.
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if(isExtBlockPresent == false) extLayerIndex = i;
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} else if (isSkipLayer(&list->hwLayers[i])) { //Popups
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//If video layer is below a skip layer
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if(yuvLayerIndex != -1 && yuvLayerIndex < (ssize_t)i) {
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isYuvLayerSkip = true;
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}
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skipCount++;
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}
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}
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VideoOverlay::setStats(yuvCount, yuvLayerIndex, isYuvLayerSkip,
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ccLayerIndex);
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ExtOnly::setStats(extCount, extLayerIndex, isExtBlockPresent);
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CopyBit::setStats(yuvCount, yuvLayerIndex, isYuvLayerSkip);
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MDPComp::setStats(skipCount);
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ctx->numHwLayers = list->numHwLayers;
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return;
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}
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//Crops source buffer against destination and FB boundaries
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void calculate_crop_rects(hwc_rect_t& crop, hwc_rect_t& dst,
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const int fbWidth, const int fbHeight) {
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int& crop_x = crop.left;
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int& crop_y = crop.top;
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int& crop_r = crop.right;
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int& crop_b = crop.bottom;
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int crop_w = crop.right - crop.left;
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int crop_h = crop.bottom - crop.top;
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int& dst_x = dst.left;
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int& dst_y = dst.top;
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int& dst_r = dst.right;
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int& dst_b = dst.bottom;
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int dst_w = dst.right - dst.left;
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int dst_h = dst.bottom - dst.top;
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if(dst_x < 0) {
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float scale_x = crop_w * 1.0f / dst_w;
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float diff_factor = (scale_x * abs(dst_x));
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crop_x = crop_x + (int)diff_factor;
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crop_w = crop_r - crop_x;
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dst_x = 0;
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dst_w = dst_r - dst_x;;
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}
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if(dst_r > fbWidth) {
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float scale_x = crop_w * 1.0f / dst_w;
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float diff_factor = scale_x * (dst_r - fbWidth);
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crop_r = crop_r - diff_factor;
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crop_w = crop_r - crop_x;
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dst_r = fbWidth;
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dst_w = dst_r - dst_x;
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}
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if(dst_y < 0) {
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float scale_y = crop_h * 1.0f / dst_h;
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float diff_factor = scale_y * abs(dst_y);
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crop_y = crop_y + diff_factor;
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crop_h = crop_b - crop_y;
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dst_y = 0;
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dst_h = dst_b - dst_y;
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}
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if(dst_b > fbHeight) {
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float scale_y = crop_h * 1.0f / dst_h;
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float diff_factor = scale_y * (dst_b - fbHeight);
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crop_b = crop_b - diff_factor;
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crop_h = crop_b - crop_y;
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dst_b = fbHeight;
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dst_h = dst_b - dst_y;
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}
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}
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};//namespace
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