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103 lines
3.6 KiB
103 lines
3.6 KiB
/* |
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* Copyright (c) 2016 - 2017, 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 <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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struct ToneMapConfig { |
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int type = 0; |
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ColorPrimaries colorPrimaries = ColorPrimaries_Max; |
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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 { |
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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(int acquire_fence, LayerBuffer *buffer); |
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void SetReleaseFence(int fd); |
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void SetToneMapConfig(Layer *layer); |
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bool IsSameToneMapConfig(Layer *layer); |
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static const uint8_t kNumIntermediateBuffers = 2; |
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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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int release_fence_fd_[kNumIntermediateBuffers] = {-1, -1}; |
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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 *session_index); |
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void DumpToneMapOutput(ToneMapSession *session, int *acquire_fence); |
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std::vector<ToneMapSession*> tone_map_sessions_; |
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HWCBufferSyncHandler buffer_sync_handler_ = {}; |
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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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uint32_t fb_session_index_ = 0; |
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}; |
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} // namespace sdm |
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#endif // __HWC_TONEMAPPER_H__
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