feat: 添加硬件编码器支持和修复 janus.js 错误

- 添加 HWENCODER 环境变量支持，支持 vaapi、nvenc、amf、v4l2m2m、mediacodec、videotoolbox 等硬件编码器
- 修复 janus.js 相关错误，添加 adapter.js 支持
- 更新 Docker 构建配置以支持硬件编码
- 优化 ustreamer 配置，支持硬件编码回退机制

build/Dockerfile

@@ -43,6 +43,30 @@ RUN sed -i 's/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/' /etc/apt/sources.lis
         libasound2 \
         nano \
         unzip \
+        libavcodec59 \
+        libavformat59 \
+        libavutil57 \
+        libswscale6 \
+        libavfilter8 \
+        libavdevice59 \
+    && if [ ${TARGETARCH} != arm ] && [ ${TARGETARCH} != arm64 ]; then \
+        apt-get install -y --no-install-recommends \
+            ffmpeg \
+            vainfo \
+            libva2 \
+            libva-drm2 \
+            libva-x11-2 \
+            libdrm2 \
+            mesa-va-drivers \
+            mesa-vdpau-drivers \
+            intel-media-va-driver \
+            i965-va-driver; \
+    fi \
+    && if [ ${TARGETARCH} = arm ] || [ ${TARGETARCH} = arm64 ]; then \
+        apt-get install -y --no-install-recommends \
+            v4l-utils \
+            libv4l-0; \
+    fi \
     && cp /tmp/lib/* /lib/*-linux-*/ \
     && pip install --no-cache-dir --root-user-action=ignore --disable-pip-version-check /tmp/wheel/*.whl \
     && pip install --no-cache-dir --root-user-action=ignore --disable-pip-version-check pyfatfs \

build/Dockerfile-stage-0

@@ -48,7 +48,28 @@ RUN sed -i 's/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/' /etc/apt/sources.lis
         libspeexdsp-dev \
         libusb-1.0-0-dev \
         libldap2-dev \
-        libsasl2-dev  \
+        libsasl2-dev \
+        ffmpeg \
+        libavcodec-dev \
+        libavformat-dev \
+        libavutil-dev \
+        libswscale-dev \
+        libavfilter-dev \
+        libavdevice-dev \
+        vainfo \
+        libva-dev \
+        libva-drm2 \
+        libva-x11-2 \
+        libdrm-dev \
+        mesa-va-drivers \
+        mesa-vdpau-drivers \
+        v4l-utils \
+        libv4l-dev \
+	&& if [ ${TARGETARCH} != arm ] && [ ${TARGETARCH} != arm64 ]; then \
+		apt-get install -y --no-install-recommends \
+			intel-media-va-driver \
+			i965-va-driver; \
+	fi \
 	&& apt clean \
     && rm -rf /var/lib/apt/lists/*
 
@@ -76,8 +97,6 @@ RUN --security=insecure pip config set global.index-url https://pypi.tuna.tsingh
         python-ldap python-pam pyrad pyudev pyusb luma.oled pyserial-asyncio
 
 # 编译 python vedev库
-# && wget https://raw.githubusercontent.com/torvalds/linux/refs/heads/master/include/uapi/linux/input.h \
-# && wget https://raw.githubusercontent.com/torvalds/linux/refs/heads/master/include/uapi/linux/input-event-codes.h \
 RUN git clone --depth=1 https://github.com/gvalkov/python-evdev.git /tmp/python-evdev \
     && cd /tmp/python-evdev \
     && python3 setup.py bdist_wheel  --dist-dir /tmp/wheel/
@@ -115,8 +134,7 @@ RUN git clone --depth=1 https://gitlab.freedesktop.org/libnice/libnice /tmp/libn
 # 编译 ustreamer
 RUN sed --in-place --expression 's|^#include "refcount.h"$|#include "../refcount.h"|g' /usr/include/janus/plugins/plugin.h \
     && git clone --depth=1 https://github.com/mofeng-git/ustreamer /tmp/ustreamer \
-    && sed -i '68s/-Wl,-Bstatic//' /tmp/ustreamer/src/Makefile \
-    && make -j WITH_PYTHON=1 WITH_JANUS=1 WITH_LIBX264=1 -C /tmp/ustreamer \
+    && make -j WITH_PYTHON=1 WITH_JANUS=1 WITH_FFMPEG=1 -C /tmp/ustreamer \
     && /tmp/ustreamer/ustreamer -v \
     && cp /tmp/ustreamer/python/dist/*.whl /tmp/wheel/
 
@@ -124,7 +142,7 @@ RUN sed --in-place --expression 's|^#include "refcount.h"$|#include "../refcount
 RUN mkdir /tmp/lib \
     && cd /lib/*-linux-*/ \
     && cp libevent_core-*.so.* libbsd.so.* libevent_pthreads-*.so.* libspeexdsp.so.* \
-       libevent-*.so.* libjpeg.so.* libx264.so.* libyuv.so.* libnice.so.* \
+       libevent-*.so.* libjpeg.so.* libyuv.so.* libnice.so.* \
        /tmp/lib/ \
     && find /usr/lib -name "libsrtp2.so.*" -exec cp {} /tmp/lib/ \; \
     && find /usr/lib -name "libwebsockets.so.*" -exec cp {} /tmp/lib/ \;

build/init.sh

@@ -215,6 +215,12 @@ EOF
         fi
     fi
 
+    if [ ! -z "$HWENCODER" ]; then
+        if sed -i "s/--h264-hwenc=disabled/--h264-hwenc=$HWENCODER/g" /etc/kvmd/override.yaml; then
+            log_info "硬件编码器已设置为 $HWENCODER"
+        fi
+    fi
+
    
     touch /etc/kvmd/.init_flag
     log_info "初始化配置完成"

configs/kvmd/override.yaml

@@ -48,7 +48,7 @@ kvmd:
             - "--device=/dev/video0"
             - "--persistent"
             - "--format=mjpeg"
-            - "--encoder=LIBX264-VIDEO"
+            - "--encoder=FFMPEG-VIDEO"
             - "--resolution={resolution}"
             - "--desired-fps={desired_fps}"
             - "--drop-same-frames=30"
@@ -67,6 +67,8 @@ kvmd:
             - "--h264-bitrate={h264_bitrate}"
             - "--h264-gop={h264_gop}"
             - "--h264-preset=ultrafast"
+            - "--h264-hwenc=disabled"
+            - "--h264-hwenc-fallback"
             - "--slowdown"
     gpio:
         drivers:

testenv/js/janus.js

@@ -24,8 +24,10 @@
 	OTHER DEALINGS IN THE SOFTWARE.
  */
 
+import "./adapter.js";
+
 // eslint-disable-next-line no-unused-vars
-var Janus = (function (factory) {
+export var Janus = (function (factory) {
 	if (typeof define === 'function' && define.amd) {
 		define(factory);
 	} else if (typeof module === 'object' && module.exports) {
@@ -1893,7 +1895,7 @@ var Janus = (function (factory) {
 				return;
 			}
 			let pc_config = {
-				iceServers: iceServers,
+				iceServers: (typeof iceServers  === "function" ? iceServers() : iceServers),
 				iceTransportPolicy: iceTransportPolicy,
 				bundlePolicy: bundlePolicy
 			};