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kutils: allocate less space for headers in KCompressor::process()

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Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
This commit is contained in:
Ivailo Monev 2022-10-18 23:06:52 +03:00
parent 637849870f
commit ec505df46a
2 changed files with 6 additions and 3 deletions
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2
kimgio/webp.cpp
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@ -29,7 +29,7 @@ License along with this library. If not, see <http://www.gnu.org/licenses/>.
#include <webp/encode.h>
#include <webp/demux.h>
static const int s_peekbuffsize = 32;
static const ushort s_peekbuffsize = 32;
WebPHandler::WebPHandler()
: m_quality(100),

7
kutils/karchive/kcompressor.cpp
View file

@ -32,6 +32,9 @@
# include <lzma.h>
#endif
// space for headers in the worst case scenario
static const ushort s_headersize = 256;
// for reference:
// http://linux.math.tifr.res.in/manuals/html/manual_3.html
@ -216,7 +219,7 @@ bool KCompressor::process(const QByteArray &data)
}
#if defined(HAVE_BZIP2)
case KCompressor::TypeBZip2: {
d->m_result.resize(data.size() + QT_BUFFSIZE);
d->m_result.resize(data.size() + s_headersize);
uint compsize = d->m_result.size();
const int compresult = BZ2_bzBuffToBuffCompress(
@ -237,7 +240,7 @@ bool KCompressor::process(const QByteArray &data)
#endif // HAVE_BZIP2
#if defined(HAVE_LIBLZMA)
case KCompressor::TypeXZ: {
d->m_result.resize(data.size() + QT_BUFFSIZE);
d->m_result.resize(data.size() + s_headersize);
size_t compsize = d->m_result.size();
lzma_stream comp = LZMA_STREAM_INIT;