ctx->base.destroy = parallel_chunk_compressor_destroy;
ctx->base.submit_chunk = parallel_chunk_compressor_submit_chunk;
ctx->base.get_chunk = parallel_chunk_compressor_get_chunk;
ctx->base.destroy = parallel_chunk_compressor_destroy;
ctx->base.submit_chunk = parallel_chunk_compressor_submit_chunk;
ctx->base.get_chunk = parallel_chunk_compressor_get_chunk;