X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=deps%2Flibchdr%2Fdeps%2Fzstd-1.5.5%2Flib%2Fdll%2Fexample%2FREADME.md;fp=deps%2Flibchdr%2Fdeps%2Fzstd-1.5.5%2Flib%2Fdll%2Fexample%2FREADME.md;h=46aec798005745569e043fd84afd025b7ac3d982;hb=648db22b0750712da893c306efcc8e4b2d3a4e3c;hp=0000000000000000000000000000000000000000;hpb=e2fb1389dc12376acb84e4993ed3b08760257252;p=pcsx_rearmed.git diff --git a/deps/libchdr/deps/zstd-1.5.5/lib/dll/example/README.md b/deps/libchdr/deps/zstd-1.5.5/lib/dll/example/README.md new file mode 100644 index 00000000..46aec798 --- /dev/null +++ b/deps/libchdr/deps/zstd-1.5.5/lib/dll/example/README.md @@ -0,0 +1,63 @@ +# ZSTD Windows binary package + +## The package contents + +- `zstd.exe` : Command Line Utility, supporting gzip-like arguments +- `dll\libzstd.dll` : The ZSTD dynamic library (DLL) +- `dll\libzstd.lib` : The import library of the ZSTD dynamic library (DLL) for Visual C++ +- `example\` : The example of usage of the ZSTD library +- `include\` : Header files required by the ZSTD library +- `static\libzstd_static.lib` : The static ZSTD library (LIB) + +## Usage of Command Line Interface + +Command Line Interface (CLI) supports gzip-like arguments. +By default CLI takes an input file and compresses it to an output file: + + Usage: zstd [arg] [input] [output] + +The full list of commands for CLI can be obtained with `-h` or `-H`. The ratio can +be improved with commands from `-3` to `-16` but higher levels also have slower +compression. CLI includes in-memory compression benchmark module with compression +levels starting from `-b` and ending with `-e` with iteration time of `-i` seconds. +CLI supports aggregation of parameters i.e. `-b1`, `-e18`, and `-i1` can be joined +into `-b1e18i1`. + +## The example of usage of static and dynamic ZSTD libraries with gcc/MinGW + +Use `cd example` and `make` to build `fullbench-dll` and `fullbench-lib`. +`fullbench-dll` uses a dynamic ZSTD library from the `dll` directory. +`fullbench-lib` uses a static ZSTD library from the `lib` directory. + +## Using ZSTD DLL with gcc/MinGW + +The header files from `include\` and the dynamic library `dll\libzstd.dll` +are required to compile a project using gcc/MinGW. +The dynamic library has to be added to linking options. +It means that if a project that uses ZSTD consists of a single `test-dll.c` +file it should be linked with `dll\libzstd.dll`. For example: + + gcc $(CFLAGS) -Iinclude\ test-dll.c -o test-dll dll\libzstd.dll + +The compiled executable will require ZSTD DLL which is available at `dll\libzstd.dll`. + +## The example of usage of static and dynamic ZSTD libraries with Visual C++ + +Open `example\fullbench-dll.sln` to compile `fullbench-dll` that uses a +dynamic ZSTD library from the `dll` directory. The solution works with Visual C++ +2010 or newer. When one will open the solution with Visual C++ newer than 2010 +then the solution will be upgraded to the current version. + +## Using ZSTD DLL with Visual C++ + +The header files from `include\` and the import library `dll\libzstd.lib` +are required to compile a project using Visual C++. + +1. The path to header files should be added to `Additional Include Directories` that can + be found in project properties `C/C++` then `General`. +2. The import library has to be added to `Additional Dependencies` that can + be found in project properties `Linker` then `Input`. + If one will provide only the name `libzstd.lib` without a full path to the library + the directory has to be added to `Linker\General\Additional Library Directories`. + +The compiled executable will require ZSTD DLL which is available at `dll\libzstd.dll`.