Adding option to configure compression level
Adding option to ota_from_target_files to configure compression level.
This option can be configured via the --vabc_compression_param flag.
e.g. --vabc_compression_param=gz,9 specifies gz compression algorithm
using level 9 compression
Test: ota_from_target_files
Change-Id: Ifc851faccbb3fba466d45c9695aaab322a362081
diff --git a/tools/releasetools/ota_from_target_files.py b/tools/releasetools/ota_from_target_files.py
index 28943fc..71dbde6 100755
--- a/tools/releasetools/ota_from_target_files.py
+++ b/tools/releasetools/ota_from_target_files.py
@@ -247,7 +247,9 @@
older SPL.
--vabc_compression_param
- Compression algorithm to be used for VABC. Available options: gz, lz4, zstd, brotli, none
+ Compression algorithm to be used for VABC. Available options: gz, lz4, zstd, brotli, none.
+ Compression level can be specified by appending ",$LEVEL" to option.
+ e.g. --vabc_compression_param=gz,9 specifies level 9 compression with gz algorithm
--security_patch_level
Override the security patch level in target files
@@ -1210,7 +1212,13 @@
assert a.lower() in ["true", "false"]
OPTIONS.enable_lz4diff = a.lower() != "false"
elif o == "--vabc_compression_param":
+ words = a.split(",")
+ assert len(words) >= 1 and len(words) <= 2
OPTIONS.vabc_compression_param = a.lower()
+ if len(words) == 2:
+ if not words[1].isdigit():
+ raise ValueError("Cannot parse value %r for option $COMPRESSION_LEVEL - only "
+ "integers are allowed." % words[1])
elif o == "--security_patch_level":
OPTIONS.security_patch_level = a
elif o in ("--max_threads"):