llama.cpp/examples/model-conversion/scripts/utils/quantize.sh

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#!/bin/bash
set -e
CONVERTED_MODEL="${1:-"$CONVERTED_MODEL"}"
QUANTIZED_TYPE="${2:-"$QUANTIZED_TYPE"}"
QUANTIZED_MODEL=$CONVERTED_MODEL
# Final check if we have a model path
if [ -z "$CONVERTED_MODEL" ]; then
echo "Error: Model path must be provided either as:" >&2
echo " 1. Command line argument" >&2
echo " 2. CONVERTED_MODEL environment variable" >&2
exit 1
fi
echo $CONVERTED_MODEL
# Process the quantized model filename
if [[ "$QUANTIZED_MODEL" == *.gguf ]]; then
# Remove .gguf suffix, add quantized type, then add .gguf back
BASE_NAME="${QUANTIZED_MODEL%.gguf}"
QUANTIZED_MODEL="${BASE_NAME}-${QUANTIZED_TYPE}.gguf"
else
echo "Error: QUANTIZED_MODEL must end with .gguf extension" >&2
exit 1
fi
cmake --build ../../build --target llama-quantize -j8
../../build/bin/llama-quantize $CONVERTED_MODEL $QUANTIZED_MODEL $QUANTIZED_TYPE
echo "Quantized model saved to: $QUANTIZED_MODEL"