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Handle frame image dictionary creation failures.
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parent
b4dab753e6
commit
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@ -8077,13 +8077,23 @@ void Worker::Write( FileWrite& f, bool fiDict )
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params.zParams.compressionLevel = 3;
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auto dict = new char[DictSize];
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const auto finalDictSize = (uint32_t)ZDICT_optimizeTrainFromBuffer_fastCover( dict, DictSize, sdata, ssize, sNum, ¶ms );
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auto zdict = ZSTD_createCDict( dict, finalDictSize, 3 );
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const auto dictret = ZDICT_optimizeTrainFromBuffer_fastCover( dict, DictSize, sdata, ssize, sNum, ¶ms );
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if( dictret <= DictSize )
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{
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const auto finalDictSize = uint32_t( dictret );
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auto zdict = ZSTD_createCDict( dict, finalDictSize, 3 );
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f.Write( &finalDictSize, sizeof( finalDictSize ) );
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f.Write( dict, finalDictSize );
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f.Write( &finalDictSize, sizeof( finalDictSize ) );
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f.Write( dict, finalDictSize );
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ZSTD_freeCDict( zdict );
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}
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else
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{
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uint32_t zero = 0;
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f.Write( &zero, sizeof( zero ) );
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}
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ZSTD_freeCDict( zdict );
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delete[] dict;
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delete[] ssize;
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delete[] sdata;
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