krak/zstd
krak/zstd
1
0
Fork 0
mirror of https://github.com/facebook/zstd.git synced 2025-03-06 16:56:49 +02:00
Code Issues Releases 1 Activity

Merge pull request #3631 from facebook/example_streaming_mt

Browse Source 
minor : update streaming_compression example
This commit is contained in:
Yann Collet 2023-05-23 20:38:28 -04:00 committed by GitHub
commit 23a0643ef1
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
examples/streaming_compression.c
View File

@ -42,7 +42,13 @@ static void compressFile_orDie(const char* fname, const char* outName, int cLeve
*/
CHECK_ZSTD( ZSTD_CCtx_setParameter(cctx, ZSTD_c_compressionLevel, cLevel) );
CHECK_ZSTD( ZSTD_CCtx_setParameter(cctx, ZSTD_c_checksumFlag, 1) );
ZSTD_CCtx_setParameter(cctx, ZSTD_c_nbWorkers, nbThreads);
if (nbThreads > 1) {
size_t const r = ZSTD_CCtx_setParameter(cctx, ZSTD_c_nbWorkers, nbThreads);
if (ZSTD_isError(r)) {
fprintf (stderr, "Note: the linked libzstd library doesn't support multithreading. "
"Reverting to single-thread mode. \n");
}
}
/* This loop read from the input file, compresses that entire chunk,
* and writes all output produced to the output file.
@ -117,7 +123,7 @@ int main(int argc, const char** argv)
}
int cLevel = 1;
int nbThreads = 4;
int nbThreads = 1;
if (argc >= 3) {
cLevel = atoi (argv[2]);