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Make sure xchunk write size can specified to be smaller than xchunk size to respect zlib to add size instead of removing size due to not being able to compress

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Jan
2021-03-18 11:47:41 +01:00
parent 7c0504603e
commit 2add1ba22d
4 changed files with 12 additions and 8 deletions
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12
src/ZoneWriting/Writing/Processor/OutputProcessorXChunks.cpp
View File

@ -55,9 +55,10 @@ void OutputProcessorXChunks::WriteChunk()
m_current_stream = (m_current_stream + 1) % m_stream_count;
}
OutputProcessorXChunks::OutputProcessorXChunks(const int numStreams, const size_t xChunkSize)
OutputProcessorXChunks::OutputProcessorXChunks(const int numStreams, const size_t xChunkSize, const size_t xChunkWriteSize)
: m_stream_count(numStreams),
m_chunk_size(xChunkSize),
m_chunk_write_size(xChunkWriteSize),
m_vanilla_buffer_size(0),
m_initialized(false),
m_current_stream(0),
@ -68,6 +69,7 @@ OutputProcessorXChunks::OutputProcessorXChunks(const int numStreams, const size_
{
assert(numStreams > 0);
assert(xChunkSize > 0);
assert(m_chunk_size >= m_chunk_write_size);
for (auto i = 0u; i < 2u; i++)
m_buffers.emplace_back(std::make_unique<uint8_t[]>(xChunkSize));
@ -76,8 +78,8 @@ OutputProcessorXChunks::OutputProcessorXChunks(const int numStreams, const size_
m_output_buffer = m_buffers[1].get();
}
OutputProcessorXChunks::OutputProcessorXChunks(const int numStreams, const size_t xChunkSize, const size_t vanillaBufferSize)
: OutputProcessorXChunks(numStreams, xChunkSize)
OutputProcessorXChunks::OutputProcessorXChunks(const int numStreams, const size_t xChunkSize, const size_t xChunkWriteSize, const size_t vanillaBufferSize)
: OutputProcessorXChunks(numStreams, xChunkSize, xChunkWriteSize)
{
m_vanilla_buffer_size = vanillaBufferSize;
}
@ -99,11 +101,11 @@ void OutputProcessorXChunks::Write(const void* buffer, const size_t length)
auto sizeRemaining = length;
while (sizeRemaining > 0)
{
const auto toWrite = std::min(m_chunk_size - m_input_size, sizeRemaining);
const auto toWrite = std::min(m_chunk_write_size - m_input_size, sizeRemaining);
memcpy(&m_input_buffer[m_input_size], &static_cast<const char*>(buffer)[length - sizeRemaining], toWrite);
m_input_size += toWrite;
if (m_input_size >= m_chunk_size)
if (m_input_size >= m_chunk_write_size)
WriteChunk();
sizeRemaining -= toWrite;

5
src/ZoneWriting/Writing/Processor/OutputProcessorXChunks.h
View File

@ -13,6 +13,7 @@ class OutputProcessorXChunks final : public OutputStreamProcessor
int m_stream_count;
size_t m_chunk_size;
size_t m_chunk_write_size;
size_t m_vanilla_buffer_size;
bool m_initialized;
@ -28,8 +29,8 @@ class OutputProcessorXChunks final : public OutputStreamProcessor
void WriteChunk();
public:
OutputProcessorXChunks(int numStreams, size_t xChunkSize);
OutputProcessorXChunks(int numStreams, size_t xChunkSize, size_t vanillaBufferSize);
OutputProcessorXChunks(int numStreams, size_t xChunkSize, size_t xChunkWriteSize);
OutputProcessorXChunks(int numStreams, size_t xChunkSize, size_t xChunkWriteSize, size_t vanillaBufferSize);
~OutputProcessorXChunks() override = default;
OutputProcessorXChunks(const OutputProcessorXChunks& other) = delete;