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125 lines
4.4 KiB
125 lines
4.4 KiB
/*
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* Copyright (c) 2016 - 2018, 2020 The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __HWC_TONEMAPPER_H__
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#define __HWC_TONEMAPPER_H__
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <hardware/hwcomposer.h>
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#include <core/layer_stack.h>
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#include <utils/sys.h>
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#include <utils/sync_task.h>
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#include <vector>
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#include "hwc_buffer_sync_handler.h"
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#include "hwc_buffer_allocator.h"
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class Tonemapper;
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namespace sdm {
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enum class ToneMapTaskCode : int32_t {
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kCodeGetInstance,
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kCodeBlit,
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kCodeDestroy,
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};
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struct ToneMapGetInstanceContext : public SyncTask<ToneMapTaskCode>::TaskContext {
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Layer *layer = nullptr;
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};
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struct ToneMapBlitContext : public SyncTask<ToneMapTaskCode>::TaskContext {
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Layer *layer = nullptr;
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shared_ptr<Fence> merged = nullptr;
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shared_ptr<Fence> fence = nullptr;
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};
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struct ToneMapConfig {
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int type = 0;
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PrimariesTransfer blend_cs = {};
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GammaTransfer transfer = Transfer_Max;
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LayerBufferFormat format = kFormatRGBA8888;
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bool secure = false;
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};
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class ToneMapSession : public SyncTask<ToneMapTaskCode>::TaskHandler {
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public:
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explicit ToneMapSession(HWCBufferAllocator *buffer_allocator);
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~ToneMapSession();
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DisplayError AllocateIntermediateBuffers(const Layer *layer);
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void FreeIntermediateBuffers();
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void UpdateBuffer(const shared_ptr<Fence> &acquire_fence, LayerBuffer *buffer);
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void SetReleaseFence(const shared_ptr<Fence> &fd);
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void SetToneMapConfig(Layer *layer, PrimariesTransfer blend_cs);
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bool IsSameToneMapConfig(Layer *layer, PrimariesTransfer blend_cs);
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// TaskHandler methods implementation.
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virtual void OnTask(const ToneMapTaskCode &task_code,
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SyncTask<ToneMapTaskCode>::TaskContext *task_context);
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static const uint8_t kNumIntermediateBuffers = 2;
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SyncTask<ToneMapTaskCode> tone_map_task_;
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Tonemapper *gpu_tone_mapper_ = nullptr;
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HWCBufferAllocator *buffer_allocator_ = nullptr;
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ToneMapConfig tone_map_config_ = {};
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uint8_t current_buffer_index_ = 0;
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std::vector<BufferInfo> buffer_info_ = {};
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shared_ptr<Fence> release_fence_[kNumIntermediateBuffers] = {nullptr, nullptr};
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bool acquired_ = false;
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int layer_index_ = -1;
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};
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class HWCToneMapper {
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public:
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explicit HWCToneMapper(HWCBufferAllocator *allocator) : buffer_allocator_(allocator) {}
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~HWCToneMapper() {}
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int HandleToneMap(LayerStack *layer_stack);
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bool IsActive() { return !tone_map_sessions_.empty(); }
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void PostCommit(LayerStack *layer_stack);
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void SetFrameDumpConfig(uint32_t count);
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void Terminate();
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private:
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void ToneMap(Layer *layer, ToneMapSession *session);
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DisplayError AcquireToneMapSession(Layer *layer, uint32_t *sess_idx, PrimariesTransfer blend_cs);
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void DumpToneMapOutput(ToneMapSession *session, shared_ptr<sdm::Fence> acquire_fence);
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std::vector<ToneMapSession*> tone_map_sessions_;
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HWCBufferAllocator *buffer_allocator_ = nullptr;
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uint32_t dump_frame_count_ = 0;
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uint32_t dump_frame_index_ = 0;
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int fb_session_index_ = -1;
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};
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} // namespace sdm
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#endif // __HWC_TONEMAPPER_H__
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