AuroraMiddleware/zlib
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Don't need to emit an empty fixed block when changing parameters.

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gzsetparams() was using Z_PARTIAL_FLUSH when it could use Z_BLOCK
instead. This commit uses Z_BLOCK, which avoids emitting an
unnecessary ten bits into the stream.
This commit is contained in:
Mark Adler 2016-12-03 08:29:57 -08:00
parent 123f9cfaf7
commit c5ee34c28a
1 changed files with 1 additions and 1 deletions
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2
gzwrite.c
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@ -554,7 +554,7 @@ int ZEXPORT gzsetparams(file, level, strategy)
/* change compression parameters for subsequent input */ /* change compression parameters for subsequent input */
if (state->size) { if (state->size) {
/* flush previous input with previous parameters before changing */ /* flush previous input with previous parameters before changing */
if (strm->avail_in && gz_comp(state, Z_PARTIAL_FLUSH) == -1) if (strm->avail_in && gz_comp(state, Z_BLOCK) == -1)
return state->err; return state->err;
deflateParams(strm, level, strategy); deflateParams(strm, level, strategy);
} }