refactor: update Dockerfile to use development image and enhance FFmpeg build process with NVIDIA support

Dockerfile.base

@@ -1,5 +1,5 @@
 # Base image with complete ML and hardware acceleration stack
-FROM pytorch/pytorch:2.8.0-cuda12.6-cudnn9-runtime
+FROM pytorch/pytorch:2.8.0-cuda12.6-cudnn9-devel
 
 # Install build dependencies and system libraries
 RUN apt-get update && apt-get install -y \
@@ -12,6 +12,12 @@ RUN apt-get update && apt-get install -y \
     unzip \
     yasm \
     nasm \
+    # Additional dependencies for FFmpeg/NVIDIA build
+    libtool \
+    libc6 \
+    libc6-dev \
+    libnuma1 \
+    libnuma-dev \
     # System libraries
     libgl1-mesa-glx \
     libglib2.0-0 \
@@ -31,41 +37,45 @@ RUN apt-get update && apt-get install -y \
     python3-numpy \
     && rm -rf /var/lib/apt/lists/*
 
-# Install prebuilt FFmpeg with CUDA support
+# CUDA development tools already available in devel image
+
 # Ensure CUDA paths are available
 ENV PATH="/usr/local/cuda/bin:${PATH}"
 ENV LD_LIBRARY_PATH="/usr/local/cuda/lib64:${LD_LIBRARY_PATH}"
 
-# Install NVIDIA Video Codec SDK headers first
+# Install NVIDIA Video Codec SDK headers (official method)
 RUN cd /tmp && \
-    wget https://github.com/FFmpeg/nv-codec-headers/archive/refs/tags/n12.1.14.0.zip && \
-    unzip n12.1.14.0.zip && \
-    cd nv-codec-headers-n12.1.14.0 && \
+    git clone https://git.videolan.org/git/ffmpeg/nv-codec-headers.git && \
+    cd nv-codec-headers && \
     make install && \
-    rm -rf /tmp/*
+    cd / && rm -rf /tmp/*
 
 # Build FFmpeg from source with NVIDIA CUDA support
 RUN cd /tmp && \
     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
+    # Download FFmpeg source (official method)
+    git clone https://git.ffmpeg.org/ffmpeg.git ffmpeg/ && \
+    cd ffmpeg && \
+    # Configure with NVIDIA support (following official NVIDIA documentation)
     ./configure \
         --prefix=/usr/local \
         --enable-shared \
-        --enable-pic \
-        --enable-gpl \
-        --enable-version3 \
+        --disable-static \
         --enable-nonfree \
+        --enable-gpl \
         --enable-cuda-nvcc \
+        --enable-cuda-llvm \
         --enable-cuvid \
         --enable-nvdec \
         --enable-nvenc \
         --enable-libnpp \
+        --nvcc=/usr/local/cuda/bin/nvcc \
         --extra-cflags=-I/usr/local/cuda/include \
         --extra-ldflags=-L/usr/local/cuda/lib64 \
+        --extra-libs=-lcuda \
+        --extra-libs=-lcudart \
+        --extra-libs=-lnvcuvid \
+        --extra-libs=-lnvidia-encode \
         --enable-libx264 \
         --enable-libx265 \
         --enable-libvpx \