refactor: build FFmpeg from source with NVIDIA CUDA support and remove unnecessary development libraries

Dockerfile.base

@@ -24,14 +24,6 @@ RUN apt-get update && apt-get install -y \
     libvpx-dev \
     libmp3lame-dev \
     libv4l-dev \
-    # FFmpeg development libraries for OpenCV integration
-    libavcodec-dev \
-    libavformat-dev \
-    libavutil-dev \
-    libavdevice-dev \
-    libavfilter-dev \
-    libswscale-dev \
-    libswresample-dev \
     # TurboJPEG for fast JPEG encoding
     libturbojpeg0-dev \
     # Python development
@@ -52,14 +44,35 @@ RUN cd /tmp && \
     make install && \
     rm -rf /tmp/*
 
-# Download and install prebuilt FFmpeg with CUDA support
+# Build FFmpeg from source with NVIDIA CUDA support
 RUN cd /tmp && \
-    echo "Installing prebuilt FFmpeg with CUDA support..." && \
-    wget https://github.com/BtbN/FFmpeg-Builds/releases/download/latest/ffmpeg-master-latest-linux64-gpl.tar.xz && \
-    tar -xf ffmpeg-master-latest-linux64-gpl.tar.xz && \
-    cd ffmpeg-master-latest-linux64-gpl && \
-    # Copy binaries to system paths
-    cp bin/* /usr/local/bin/ && \
+    echo "Building FFmpeg with NVIDIA CUDA support..." && \
+    # Download FFmpeg source
+    wget https://ffmpeg.org/releases/ffmpeg-7.1.tar.xz && \
+    tar -xf ffmpeg-7.1.tar.xz && \
+    cd ffmpeg-7.1 && \
+    # Configure with NVIDIA support
+    ./configure \
+        --prefix=/usr/local \
+        --enable-shared \
+        --enable-pic \
+        --enable-gpl \
+        --enable-version3 \
+        --enable-nonfree \
+        --enable-cuda-nvcc \
+        --enable-cuvid \
+        --enable-nvdec \
+        --enable-nvenc \
+        --enable-libnpp \
+        --extra-cflags=-I/usr/local/cuda/include \
+        --extra-ldflags=-L/usr/local/cuda/lib64 \
+        --enable-libx264 \
+        --enable-libx265 \
+        --enable-libvpx \
+        --enable-libmp3lame && \
+    # Build and install
+    make -j$(nproc) && \
+    make install && \
     ldconfig && \
     # Verify CUVID decoders are available
     echo "=== Verifying FFmpeg CUVID Support ===" && \