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2026-07-03 16:58:28 +08:00
commit 32b43f85bd
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+#!/bin/bash
+# Build script for paper_recognizer.wasm
+# Prerequisites: emsdk must be installed (source emsdk_env.sh)
+
+set -e
+
+# 配置路径
+PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
+SRC_DIR="$PROJECT_DIR/src"
+OUT_DIR="$PROJECT_DIR/web"
+OPENCV_DIR="/home/ubuntu/opencv"
+OPENCV_BUILD="$OPENCV_DIR/build_mini_os"
+
+# 可选：激活 emsdk
+if [ -z "$EMSDK" ]; then
+    EMSDK_DIR="/home/ubuntu/emsdk"
+    if [ -f "$EMSDK_DIR/emsdk_env.sh" ]; then
+        source "$EMSDK_DIR/emsdk_env.sh"
+    fi
+fi
+
+mkdir -p "$OUT_DIR"
+
+# 头文件路径
+INCLUDES=(
+    "-I$SRC_DIR"
+    "-I$OPENCV_DIR/include"
+    "-I$OPENCV_DIR/modules/core/include"
+    "-I$OPENCV_DIR/modules/imgproc/include"
+    "-I$OPENCV_DIR/modules/imgcodecs/include"
+    "-I$OPENCV_DIR/modules/flann/include"
+    "-I$OPENCV_BUILD"
+)
+
+# OpenCV 静态库
+LIBS=(
+    "-L$OPENCV_BUILD/lib"
+    "-lopencv_core"
+    "-lopencv_imgproc"
+    "-L$OPENCV_BUILD/3rdparty/lib"
+    "-lzlib"
+    "-lopencv_imgcodecs"
+)
+
+# Emscripten 编译标志
+EMCC_FLAGS=(
+    "-s WASM=1"
+    "-s ALLOW_MEMORY_GROWTH=1"
+    "-s TOTAL_MEMORY=64MB"
+    "-s WASM_MEM_MAX=512MB"
+    "-s MODULARIZE=1"
+    "-s EXPORT_NAME=\"PaperRecognizerModule\""
+    "-s EXPORTED_RUNTIME_METHODS=[\"ccall\",\"cwrap\",\"getValue\",\"setValue\",\"UTF8ToString\",\"stringToUTF8\",\"HEAPU8\",\"HEAP8\",\"HEAP32\"]"
+    "-s EXPORTED_FUNCTIONS=[\"_malloc\",\"_free\",\"_recognize\",\"_getResultJson\",\"_getAnnotatedWidth\",\"_getAnnotatedHeight\",\"_getAnnotatedPixels\",\"_freeResult\"]"
+    "-s FILESYSTEM=0"
+    "-s DISABLE_EXCEPTION_CATCHING=1"
+    "-Wno-unused-command-line-argument"
+)
+
+# 优化级别
+OPT_FLAGS="-Os -DNDEBUG"
+
+# 源文件
+SOURCES=(
+    "$SRC_DIR/PaperRecognizer.cpp"
+    "$SRC_DIR/ColorReader.cpp"
+    "$SRC_DIR/PaperConfig.cpp"
+    "$SRC_DIR/emsc_bridge.cpp"
+)
+
+echo "========================================"
+echo "Building paper_recognizer WASM module..."
+echo "========================================"
+echo "Project: $PROJECT_DIR"
+echo "OpenCV:  $OPENCV_BUILD"
+echo ""
+
+# Emscripten 编译命令
+CMD="em++ \
+    $OPT_FLAGS \
+    ${INCLUDES[@]} \
+    ${SOURCES[@]} \
+    ${LIBS[@]} \
+    ${EMCC_FLAGS[@]} \
+    -o \"$OUT_DIR/paper_recognizer.js\""
+
+echo "Running:"
+echo "$CMD"
+echo ""
+eval "$CMD"
+
+echo ""
+echo "========================================"
+echo "Build complete!"
+echo "Output:"
+ls -lh "$OUT_DIR/"paper_recognizer.*
+echo "========================================"