add python demos

examples/yolox/cpp/build-linux.sh

@@ -0,0 +1,65 @@
+#TODO
+#!/bin/bash
+set -e
+
+usage() {
+    echo "Usage: $0 [-a <target_arch>]"
+    echo "  -a <target_arch> : Target architecture (default: aarch64)"
+    echo "  -h               : Show this help message"
+    exit 1
+}
+
+# Default values
+TARGET_ARCH=aarch64
+
+# Parse arguments
+while getopts 'a:h' opt; do
+  case "$opt" in
+    a)
+      TARGET_ARCH=$OPTARG
+      ;;
+    h)
+      usage
+      ;;
+    *)
+      usage
+      ;;
+  esac
+done
+
+# Default to aarch64-linux-gnu if GCC_COMPILER is not set
+GCC_COMPILER=${GCC_COMPILER:-aarch64-linux-gnu}
+
+# Set compilers
+export CC=${GCC_COMPILER}-gcc
+export CXX=${GCC_COMPILER}-g++
+
+# Validate compiler
+if ! command -v ${CC} &> /dev/null; then
+    echo "Error: Compiler ${CC} not found."
+    echo "Please set GCC_COMPILER environment variable to your cross-compiler path prefix."
+    echo "Example: export GCC_COMPILER=/path/to/toolchain/bin/aarch64-linux-gnu"
+    # Proceeding anyway as user might have custom env setup
+else
+    echo "Using compiler: ${CC}"
+fi
+
+ROOT_PWD=$(cd "$(dirname $0)" && pwd)
+BUILD_DIR=${ROOT_PWD}/build/linux
+
+echo "Building for Linux..."
+echo "COMPILER: ${CC}"
+echo "TARGET_ARCH: ${TARGET_ARCH}"
+echo "BUILD_DIR: ${BUILD_DIR}"
+
+mkdir -p ${BUILD_DIR}
+cd ${BUILD_DIR}
+
+cmake ../../src \
+    -DCMAKE_SYSTEM_NAME=Linux \
+    -DCMAKE_SYSTEM_PROCESSOR=${TARGET_ARCH} \
+    -DCMAKE_BUILD_TYPE=Release \
+    -DOpenCV_DIR=${ROOT_PWD}/../../../dependency/opencv/opencv-linux-aarch64/share/OpenCV
+make -j4
+
+echo "Build complete. Executable in ${BUILD_DIR}/yolo11_demo"