Update egg-api.js

egg-api.js

@@ -22,7 +22,7 @@ async function gifToVideo(inputGifPath, outputVideoPath) {
                 console.log('FFmpeg 命令:', commandLine);
             })
             .on('end', () => {
-                console.log('GIF成功转换为视频');
+                console.log('GIF成功转换为视频:', outputVideoPath);
                 resolve();
             })
             .on('error', (err) => {
@@ -43,7 +43,7 @@ async function videoToGif(inputVideoPath, outputGifPath) {
                 console.log('FFmpeg 命令:', commandLine);
             })
             .on('end', () => {
-                console.log('视频成功转换为GIF');
+                console.log('视频成功转换为GIF:', outputGifPath);
                 resolve();
             })
             .on('error', (err) => {
@@ -76,9 +76,11 @@ app.get('/processGif', async (req, res) => {
     try {
         const { gifUrl } = req.query;
         const tempDir = os.tmpdir();
-        const tempGifPath = path.join(tempDir, 'temp.gif');
-        const tempVideoPath = path.join(tempDir, 'temp_video.mp4');
-        const outputGifPath = path.join(tempDir, 'output.gif');
+        const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1E9);
+        const tempGifPath = path.join(tempDir, `temp-${uniqueSuffix}.gif`);
+        const tempVideoPath = path.join(tempDir, `temp_video-${uniqueSuffix}.mp4`);
+        const outputGifPath = path.join(tempDir, `output-${uniqueSuffix}.gif`);
+        const outputVideoPath = path.join(tempDir, `out-${uniqueSuffix}.mp4`);
         const replacementImagePath = path.join(__dirname, 'replacement_face.png');
         const classifiersFolder = path.join(__dirname, 'classifiers');
 
@@ -96,7 +98,7 @@ app.get('/processGif', async (req, res) => {
             writer.on('error', reject);
         });
 
-        console.log('GIF下载完成');
+        console.log('GIF下载完成:', tempGifPath);
 
         // 从文件夹动态加载分类器
         const classifiers = await loadClassifiersFromFolder(classifiersFolder);
@@ -104,13 +106,23 @@ app.get('/processGif', async (req, res) => {
         // 将GIF转换为视频
         await gifToVideo(tempGifPath, tempVideoPath);
 
+        // 确认视频文件存在
+        if (!fs.existsSync(tempVideoPath)) {
+            throw new Error(`视频文件不存在: ${tempVideoPath}`);
+        }
+
         // 读取视频文件
         console.log('开始读取视频文件...');
         const videoCapture = new cv.VideoCapture(tempVideoPath);
+
+        if (!videoCapture.isOpened()) {
+            throw new Error(`无法打开视频文件: ${tempVideoPath}`);
+        }
+
         const frameWidth = videoCapture.get(cv.CAP_PROP_FRAME_WIDTH);
         const frameHeight = videoCapture.get(cv.CAP_PROP_FRAME_HEIGHT);
         const originalFps = videoCapture.get(cv.CAP_PROP_FPS);
-        const videoWriter = new cv.VideoWriter(path.join(tempDir, 'out.mp4'), cv.VideoWriter.fourcc('avc1'), originalFps, new cv.Size(frameWidth, frameHeight));
+        const videoWriter = new cv.VideoWriter(outputVideoPath, cv.VideoWriter.fourcc('avc1'), originalFps, new cv.Size(frameWidth, frameHeight));
         console.log('视频文件读取完成');
 
         // 处理每一帧
@@ -158,10 +170,16 @@ app.get('/processGif', async (req, res) => {
         cv.destroyAllWindows();
         console.log('帧处理完成');
 
-        await videoToGif(path.join(tempDir, 'out.mp4'), outputGifPath);
+        await videoToGif(outputVideoPath, outputGifPath);
 
         res.set('Content-Type', 'image/gif');
         res.sendFile(outputGifPath);
+
+        // 删除临时文件
+        fs.unlinkSync(tempGifPath);
+        fs.unlinkSync(tempVideoPath);
+        fs.unlinkSync(outputVideoPath);
+        fs.unlinkSync(outputGifPath);
     } catch (error) {
         console.error('处理GIF时出错:', error);
         res.status(500).send('内部服务器错误');