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/*
** Copyright (c) 2020 LunarG, Inc.
**
** Permission is hereby granted, free of charge, to any person obtaining a
** copy of this software and associated documentation files (the "Software"),
** to deal in the Software without restriction, including without limitation
** the rights to use, copy, modify, merge, publish, distribute, sublicense,
** and/or sell copies of the Software, and to permit persons to whom the
** Software is furnished to do so, subject to the following conditions:
**
** The above copyright notice and this permission notice shall be included in
** all copies or substantial portions of the Software.
**
** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
** AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
** LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
** FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
** DEALINGS IN THE SOFTWARE.
*/
#include "file_optimizer.h"
#include "format/format_util.h"
#include "util/logging.h"
#include "util/platform.h"
#include <cassert>
GFXRECON_BEGIN_NAMESPACE(gfxrecon)
FileOptimizer::FileOptimizer(const std::unordered_set<format::HandleId>& unreferenced_ids) :
unreferenced_ids_(unreferenced_ids)
{}
FileOptimizer::FileOptimizer(std::unordered_set<format::HandleId>&& unreferenced_ids) :
unreferenced_ids_(std::move(unreferenced_ids))
{}
void FileOptimizer::SetUnreferencedBlocks(const std::unordered_set<uint64_t>& unreferenced_blocks)
{
unreferenced_blocks_ = unreferenced_blocks;
}
uint64_t FileOptimizer::GetUnreferencedBlocksSize()
{
return unreferenced_blocks_.size();
}
bool FileOptimizer::ProcessMetaData(const format::BlockHeader& block_header, format::MetaDataId meta_data_id)
{
format::MetaDataType meta_data_type = format::GetMetaDataType(meta_data_id);
if (meta_data_type == format::MetaDataType::kInitBufferCommand)
{
return FilterInitBufferMetaData(block_header, meta_data_id);
}
else if (meta_data_type == format::MetaDataType::kInitImageCommand)
{
return FilterInitImageMetaData(block_header, meta_data_id);
}
else
{
// Copy the meta data block, if it was not filtered.
return FileTransformer::ProcessMetaData(block_header, meta_data_id);
}
}
bool FileOptimizer::ProcessMethodCall(const format::BlockHeader& block_header,
format::ApiCallId api_call_id,
uint64_t block_index)
{
if (api_call_id == format::ApiCallId::ApiCall_ID3D12Device_CreateGraphicsPipelineState ||
api_call_id == format::ApiCallId::ApiCall_ID3D12Device_CreateComputePipelineState ||
api_call_id == format::ApiCallId::ApiCall_ID3D12PipelineLibrary_StorePipeline)
{
return FilterMethodCall(block_header, api_call_id, block_index);
}
else
{
// Copy the method call block, if it was not filtered.
return FileTransformer::ProcessMethodCall(block_header, api_call_id);
}
}
bool FileOptimizer::FilterInitBufferMetaData(const format::BlockHeader& block_header, format::MetaDataId meta_data_id)
{
GFXRECON_ASSERT(format::GetMetaDataType(meta_data_id) == format::MetaDataType::kInitBufferCommand);
format::InitBufferCommandHeader header;
bool success = ReadBytes(&header.thread_id, sizeof(header.thread_id));
success = success && ReadBytes(&header.device_id, sizeof(header.device_id));
success = success && ReadBytes(&header.buffer_id, sizeof(header.buffer_id));
success = success && ReadBytes(&header.data_size, sizeof(header.data_size));
if (success)
{
// Total number of bytes remaining to be read for the current block.
uint64_t unread_bytes = block_header.size - (sizeof(header) - sizeof(block_header));
// If the buffer is in the unused list, omit its initialization data from the file.
if (unreferenced_ids_.find(header.buffer_id) != unreferenced_ids_.end())
{
if (!SkipBytes(unread_bytes))
{
HandleBlockReadError(kErrorSeekingFile, "Failed to skip init buffer data meta-data block data");
return false;
}
}
else
{
// Copy the block from the input file to the output file.
header.meta_header.block_header = block_header;
header.meta_header.meta_data_id = meta_data_id;
if (!WriteBytes(&header, sizeof(header)))
{
HandleBlockWriteError(kErrorReadingBlockHeader,
"Failed to write init buffer data meta-data block header");
return false;
}
if (!CopyBytes(unread_bytes))
{
HandleBlockCopyError(kErrorCopyingBlockData, "Failed to copy init buffer data meta-data block data");
return false;
}
}
}
else
{
HandleBlockReadError(kErrorReadingBlockHeader, "Failed to read init buffer data meta-data block header");
return false;
}
return true;
}
bool FileOptimizer::FilterInitImageMetaData(const format::BlockHeader& block_header, format::MetaDataId meta_data_id)
{
GFXRECON_ASSERT(format::GetMetaDataType(meta_data_id) == format::MetaDataType::kInitImageCommand);
format::InitImageCommandHeader header;
std::vector<uint64_t> level_sizes;
bool success = ReadBytes(&header.thread_id, sizeof(header.thread_id));
success = success && ReadBytes(&header.device_id, sizeof(header.device_id));
success = success && ReadBytes(&header.image_id, sizeof(header.image_id));
success = success && ReadBytes(&header.data_size, sizeof(header.data_size));
success = success && ReadBytes(&header.aspect, sizeof(header.aspect));
success = success && ReadBytes(&header.layout, sizeof(header.layout));
success = success && ReadBytes(&header.level_count, sizeof(header.level_count));
if (success)
{
// Total number of bytes remaining to be read for the current block.
uint64_t unread_bytes = block_header.size - (sizeof(header) - sizeof(block_header));
// If the image is in the unused list, omit its initialization data from the file.
if (unreferenced_ids_.find(header.image_id) != unreferenced_ids_.end())
{
if (!SkipBytes(unread_bytes))
{
HandleBlockReadError(kErrorSeekingFile, "Failed to skip init image data meta-data block data");
return false;
}
}
else
{
// Copy the block from the input file to the output file.
header.meta_header.block_header = block_header;
header.meta_header.meta_data_id = meta_data_id;
if (!WriteBytes(&header, sizeof(header)))
{
HandleBlockWriteError(kErrorReadingBlockHeader,
"Failed to write init image data meta-data block header");
return false;
}
if (!CopyBytes(unread_bytes))
{
HandleBlockCopyError(kErrorCopyingBlockData, "Failed to copy init image data meta-data block data");
return false;
}
}
}
else
{
HandleBlockReadError(kErrorReadingBlockHeader, "Failed to read init image data meta-data block header");
return false;
}
return true;
}
bool FileOptimizer::FilterMethodCall(const format::BlockHeader& block_header,
format::ApiCallId api_call_id,
uint64_t block_index)
{
GFXRECON_ASSERT(api_call_id == format::ApiCallId::ApiCall_ID3D12Device_CreateGraphicsPipelineState ||
api_call_id == format::ApiCallId::ApiCall_ID3D12Device_CreateComputePipelineState ||
api_call_id == format::ApiCallId::ApiCall_ID3D12PipelineLibrary_StorePipeline);
// Total number of bytes remaining to be read for the current block.
uint64_t unread_bytes = block_header.size - sizeof(format::ApiCallId);
// If the buffer is in the unused list, omit the call block from the file.
if (unreferenced_blocks_.find(block_index) != unreferenced_blocks_.end())
{
unreferenced_blocks_.erase(block_index);
if (!SkipBytes(unread_bytes))
{
HandleBlockReadError(kErrorSeekingFile, "Failed to skip method call block data");
return false;
}
}
else
{
return FileTransformer::ProcessMethodCall(block_header, api_call_id);
}
return true;
}
GFXRECON_END_NAMESPACE(gfxrecon)
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