diff --git a/public/index.html b/public/index.html
index 6c3c968..9b82324 100644
--- a/public/index.html
+++ b/public/index.html
@@ -66,6 +66,7 @@
                     <label for="encoder-select">硬件编码器：</label>
                     <select id="encoder-select">
                         <option value="software">Software</option>
+                        <option value="neon">NEON</option>
                         <option value="nvidia">NVIDIA</option>
                         <option value="intel">Intel</option>
                         <option value="vaapi">VAAPI</option>
diff --git a/server.js b/server.js
index 55ded6a..ea8af31 100644
--- a/server.js
+++ b/server.js
@@ -94,7 +94,7 @@ const broadcastWs = (key, payload) => {
 const createFfmpegOptions = (encoderName) => {
     const options = ['-preset fast'];
     if (encoderName === 'libx264' || encoderName === 'libx265') {
-        options.push('-crf', '23');
+        options.push('-crf', '23', '-threads', '0');
     } else if (/_nvenc$/.test(encoderName)) {
         options.push('-rc:v', 'vbr_hq', '-cq', '19');
     } else if (/_qsv$/.test(encoderName)) {
@@ -252,9 +252,10 @@ app.post('/api/transcode', async (req, res) => {
     }
 
     const safeCodec = codec === 'h265' ? 'h265' : 'h264';
-    const safeEncoder = ['nvidia', 'intel', 'vaapi'].includes(encoder) ? encoder : 'software';
+    const safeEncoder = ['nvidia', 'intel', 'vaapi', 'neon'].includes(encoder) ? encoder : 'software';
     const codecMap = {
         software: { h264: 'libx264', h265: 'libx265' },
+        neon: { h264: 'libx264', h265: 'libx265' },
         nvidia: { h264: 'h264_nvenc', h265: 'hevc_nvenc' },
         intel: { h264: 'h264_qsv', h265: 'hevc_qsv' },
         vaapi: { h264: 'h264_vaapi', h265: 'hevc_vaapi' }