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GE Debugger: Use zstd for save states.

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Unknown W. Brackets 2021-04-10 23:56:19 -07:00
parent 7a719dc245
commit a97030068c
3 changed files with 13 additions and 8 deletions
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12
GPU/Debugger/Playback.cpp
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@ -21,6 +21,7 @@
#include <mutex>
#include <vector>
#include <snappy-c.h>
#include <zstd.h>
#include "Common/Profiler/Profiler.h"
#include "Common/Common.h"
#include "Common/Log.h"
@ -637,7 +638,7 @@ bool DumpExecute::Run() {
return true;
}
static bool ReadCompressed(u32 fp, void *dest, size_t sz) {
static bool ReadCompressed(u32 fp, void *dest, size_t sz, uint32_t version) {
u32 compressed_size = 0;
if (pspFileSystem.ReadFile(fp, (u8 *)&compressed_size, sizeof(compressed_size)) != sizeof(compressed_size)) {
return false;
@ -650,7 +651,10 @@ static bool ReadCompressed(u32 fp, void *dest, size_t sz) {
}
size_t real_size = sz;
snappy_uncompress((const char *)compressed, compressed_size, (char *)dest, &real_size);
if (version < 5)
snappy_uncompress((const char *)compressed, compressed_size, (char *)dest, &real_size);
else
real_size = ZSTD_decompress(dest, real_size, compressed, compressed_size);
delete[] compressed;
return real_size == sz;
@ -699,8 +703,8 @@ bool RunMountedReplay(const std::string &filename) {
lastExecPushbuf.resize(bufsz);
bool truncated = false;
truncated = truncated || !ReadCompressed(fp, lastExecCommands.data(), sizeof(Command) * sz);
truncated = truncated || !ReadCompressed(fp, lastExecPushbuf.data(), bufsz);
truncated = truncated || !ReadCompressed(fp, lastExecCommands.data(), sizeof(Command) * sz, header.version);
truncated = truncated || !ReadCompressed(fp, lastExecPushbuf.data(), bufsz, header.version);
pspFileSystem.CloseFile(fp);

6
GPU/Debugger/Record.cpp
View File

@ -20,7 +20,7 @@
#include <functional>
#include <set>
#include <vector>
#include <snappy-c.h>
#include <zstd.h>
#include "Common/Common.h"
#include "Common/File/FileUtil.h"
@ -98,9 +98,9 @@ static void BeginRecording() {
}
static void WriteCompressed(FILE *fp, const void *p, size_t sz) {
size_t compressed_size = snappy_max_compressed_length(sz);
size_t compressed_size = ZSTD_compressBound(sz);
u8 *compressed = new u8[compressed_size];
snappy_compress((const char *)p, sz, (char *)compressed, &compressed_size);
compressed_size = ZSTD_compress(compressed, compressed_size, p, sz, 6);
u32 write_size = (u32)compressed_size;
fwrite(&write_size, sizeof(write_size), 1, fp);

3
GPU/Debugger/RecordFormat.h
View File

@ -33,7 +33,8 @@ static const char *HEADER_MAGIC = "PPSSPPGE";
// Version 2: Uses snappy
// Version 3: Adds FRAMEBUF0-FRAMEBUF9
// Version 4: Expanded header with game ID
static const int VERSION = 4;
// Version 5: Uses zstd
static const int VERSION = 5;
static const int MIN_VERSION = 2;
enum class CommandType : u8 {