's'

scripts/hardware_probe.py

@@ -146,15 +146,29 @@ def build_profile() -> dict:
 
 
 def suggest_video_encoder(profile: dict) -> str:
-    """在 Linux 上根据 ffmpeg 能力与探测结果给出可选硬件编码器名（供 douyin→YouTube 读取 LIVE_VIDEO_ENCODER）。"""
+    """在 Linux 上根据 ffmpeg 能力与探测结果给出可选硬件编码器名（供 douyin→YouTube 读取 LIVE_VIDEO_ENCODER）。
+
+    优先级：RKMPP（常见 ARM SoC）→ V4L2M2M（通用 ARM/部分板）→ VA-API（x86 核显）→ QSV（Intel x86）。
+    NVIDIA 由 douyin_youtube_ffplay 内单独检测 h264_nvenc，此处不重复写入。
+    """
+    if platform.system().lower() != "linux":
+        return ""
     text = run_text(["ffmpeg", "-hide_banner", "-encoders"])
     if not text:
         return ""
     hwaccels = set(profile.get("ffmpeg_hwaccels") or [])
+    gpu = profile.get("gpu") or {}
+    render_ok = bool(gpu.get("render_nodes"))
+    machine = platform.machine().lower()
+
     if "h264_rkmpp" in text and Path("/dev/mpp_service").exists():
         return "h264_rkmpp"
     if "h264_v4l2m2m" in text and "v4l2m2m" in hwaccels:
         return "h264_v4l2m2m"
+    if "h264_vaapi" in text and render_ok and "vaapi" in hwaccels:
+        return "h264_vaapi"
+    if machine in ("x86_64", "amd64") and "h264_qsv" in text:
+        return "h264_qsv"
     return ""