mirror of
https://github.com/wolfpld/tracy.git
synced 2024-11-22 22:44:34 +00:00
Reading zstd compressed traces.
This commit is contained in:
parent
817e052457
commit
ec5c7cf8a7
@ -1,6 +1,7 @@
|
||||
#ifndef __TRACYFILEREAD_HPP__
|
||||
#define __TRACYFILEREAD_HPP__
|
||||
|
||||
#include <assert.h>
|
||||
#include <atomic>
|
||||
#include <algorithm>
|
||||
#include <stdexcept>
|
||||
@ -8,11 +9,13 @@
|
||||
#include <string.h>
|
||||
#include <string>
|
||||
#include <thread>
|
||||
#include <utility>
|
||||
|
||||
#include "TracyFileHeader.hpp"
|
||||
#include "TracyYield.hpp"
|
||||
#include "../common/tracy_lz4.hpp"
|
||||
#include "../common/TracyForceInline.hpp"
|
||||
#include "../zstd/zstd.h"
|
||||
|
||||
namespace tracy
|
||||
{
|
||||
@ -34,7 +37,8 @@ public:
|
||||
m_decThread.join();
|
||||
|
||||
fclose( m_file );
|
||||
LZ4_freeStreamDecode( m_stream );
|
||||
if( m_stream ) LZ4_freeStreamDecode( m_stream );
|
||||
if( m_streamZstd ) ZSTD_freeDStream( m_streamZstd );
|
||||
}
|
||||
|
||||
tracy_force_inline void Read( void* ptr, size_t size )
|
||||
@ -153,7 +157,8 @@ public:
|
||||
|
||||
private:
|
||||
FileRead( FILE* f, const char* fn )
|
||||
: m_stream( LZ4_createStreamDecode() )
|
||||
: m_stream( nullptr )
|
||||
, m_streamZstd( nullptr )
|
||||
, m_file( f )
|
||||
, m_buf( m_bufData[1] )
|
||||
, m_second( m_bufData[0] )
|
||||
@ -166,13 +171,13 @@ private:
|
||||
{
|
||||
char hdr[4];
|
||||
if( fread( hdr, 1, sizeof( hdr ), m_file ) != sizeof( hdr ) ) throw NotTracyDump();
|
||||
if( memcmp( hdr, Lz4Header, sizeof( hdr ) ) != 0 )
|
||||
if( memcmp( hdr, Lz4Header, sizeof( hdr ) ) == 0 )
|
||||
{
|
||||
fseek( m_file, 0, SEEK_SET );
|
||||
uint32_t sz;
|
||||
static_assert( sizeof( sz ) == sizeof( hdr ), "Size mismatch" );
|
||||
memcpy( &sz, hdr, sizeof( sz ) );
|
||||
if( sz > LZ4Size ) throw NotTracyDump();
|
||||
m_stream = LZ4_createStreamDecode();
|
||||
}
|
||||
else if( memcmp( hdr, ZstdHeader, sizeof( hdr ) ) == 0 )
|
||||
{
|
||||
m_streamZstd = ZSTD_createDStream();
|
||||
}
|
||||
|
||||
ReadBlock();
|
||||
@ -249,7 +254,18 @@ private:
|
||||
if( fread( &sz, 1, sizeof( sz ), m_file ) == sizeof( sz ) )
|
||||
{
|
||||
fread( m_lz4buf, 1, sz, m_file );
|
||||
m_lastBlock = (size_t)LZ4_decompress_safe_continue( m_stream, m_lz4buf, m_second, sz, BufSize );
|
||||
if( m_stream )
|
||||
{
|
||||
m_lastBlock = (size_t)LZ4_decompress_safe_continue( m_stream, m_lz4buf, m_second, sz, BufSize );
|
||||
}
|
||||
else
|
||||
{
|
||||
ZSTD_outBuffer out = { m_second, BufSize, 0 };
|
||||
ZSTD_inBuffer in = { m_lz4buf, sz, 0 };
|
||||
const auto ret = ZSTD_decompressStream( m_streamZstd, &out, &in );
|
||||
assert( ret > 0 );
|
||||
m_lastBlock = out.pos;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
@ -258,9 +274,10 @@ private:
|
||||
}
|
||||
|
||||
enum { BufSize = 64 * 1024 };
|
||||
enum { LZ4Size = LZ4_COMPRESSBOUND( BufSize ) };
|
||||
enum { LZ4Size = std::max( LZ4_COMPRESSBOUND( BufSize ), ZSTD_COMPRESSBOUND( BufSize ) ) };
|
||||
|
||||
LZ4_streamDecode_t* m_stream;
|
||||
ZSTD_DStream* m_streamZstd;
|
||||
FILE* m_file;
|
||||
char* m_buf;
|
||||
char* m_second;
|
||||
|
Loading…
Reference in New Issue
Block a user