ddidderr/zstd-rs
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displayed decompressed size

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This commit is contained in:
Paul Cruz
2017-06-12 15:51:59 -07:00
parent dcd6ba6dc6
commit 6e0204470a
1 changed files with 15 additions and 2 deletions
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programs/fileio.c
+15 -2
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@@ -866,6 +866,7 @@ typedef struct {
int numActualFrames;
int numSkippableFrames;
U64 decompressedSize;
int canComputeDecompSize;
U64 compressedSize;
int usesCheck;
} fileInfo_t;
@@ -885,6 +886,7 @@ int getFileInfo(fileInfo_t* info, const char* inFileName){
info->decompressedSize = 0;
info->numActualFrames = 0;
info-> numSkippableFrames = 0;
info->canComputeDecompSize = 1;
/* begin analyzing frame */
while(1){
BYTE magicNumberBuffer[4];
@@ -918,7 +920,13 @@ int getFileInfo(fileInfo_t* info, const char* inFileName){
fread(frameHeader, totalFrameHeaderBytes, 1, srcFile);
/* get decompressed file size */
info->decompressedSize += ZSTD_getFrameContentSize(frameHeader, totalFrameHeaderBytes);
U64 additional = ZSTD_getFrameContentSize(frameHeader, totalFrameHeaderBytes);
if(additional!=ZSTD_CONTENTSIZE_UNKNOWN && additional!=ZSTD_CONTENTSIZE_ERROR){
info->decompressedSize += additional;
}
else{
info->canComputeDecompSize = 0;
}
/* check if checksum is used */
if(contentChecksumFlag){
@@ -966,9 +974,14 @@ int FIO_listFile(const char* inFileName, int displayLevel){
DISPLAY("An error occurred with getting file info\n");
exit(1);
}
double compressedSizeMB = (double)info->compressedSize/(1 MB);
double decompressedSizeMB = (double)info->decompressedSize/(1 MB);
DISPLAY("%d %d\n", info->canComputeDecompSize, info->usesCheck);
if(displayLevel<=2){
DISPLAY("Skippable Non-Skippable Compressed Uncompressed Ratio Check Filename\n");
DISPLAY(" %7.2f MB\n", (double)info->compressedSize/(1 MB));
DISPLAY(" %7.2f MB %7.2f MB\n", compressedSizeMB, decompressedSizeMB);
}
else{
DISPLAY("Compressed Size: %.2f MB (%llu B)\n", (double)info->compressedSize/(1 MB), info->compressedSize);