diff options
Diffstat (limited to 'tools/binman/comp_util.py')
| -rw-r--r-- | tools/binman/comp_util.py | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/tools/binman/comp_util.py b/tools/binman/comp_util.py index 7e741cb62c..baa29798be 100644 --- a/tools/binman/comp_util.py +++ b/tools/binman/comp_util.py @@ -6,8 +6,13 @@ import struct import tempfile +from binman import bintool from patman import tools +LZ4 = bintool.Bintool.create('lz4') +HAVE_LZ4 = LZ4.is_present() + + def compress(indata, algo, with_header=True): """Compress some data using a given algorithm @@ -33,8 +38,7 @@ def compress(indata, algo, with_header=True): dir=tools.GetOutputDir()).name tools.WriteFile(fname, indata) if algo == 'lz4': - data = tools.Run('lz4', '--no-frame-crc', '-B4', '-5', '-c', fname, - binary=True) + data = LZ4.compress(indata) # cbfstool uses a very old version of lzma elif algo == 'lzma': outfname = tempfile.NamedTemporaryFile(prefix='%s.comp.otmp' % algo, @@ -75,7 +79,7 @@ def decompress(indata, algo, with_header=True): fname = tools.GetOutputFilename('%s.decomp.tmp' % algo) tools.WriteFile(fname, indata) if algo == 'lz4': - data = tools.Run('lz4', '-dc', fname, binary=True) + data = LZ4.decompress(indata) elif algo == 'lzma': outfname = tools.GetOutputFilename('%s.decomp.otmp' % algo) tools.Run('lzma_alone', 'd', fname, outfname) |