图片生成视频动效修改

core/src/main/java/com/tzld/supply/job/VideoGenerateJob.java

@@ -240,16 +240,24 @@ public class VideoGenerateJob {
     private String randomImageToVideoAnimation(String imageUrl, String outputVideoName) {
         String command;
         switch (new Random().nextInt(2)) {
-            // 放大
+            // 背景模糊 + 放大
             case 0:
-                command = String.format("ffmpeg -y -loop 1 -i %s -t 3 -vf " +
-                                "\"scale=720:1280:force_original_aspect_ratio=decrease,pad=720:1280:(ow-iw)/2:(oh-ih)/2:black\" " +
-                                "-c:v libx264 -pix_fmt yuv420p %s",
+                command = String.format("ffmpeg -y -loop 1 -i %s -t 3 -r 25 -filter_complex " +
+                                "\"[0:v]scale=720:1280:force_original_aspect_ratio=increase,crop=720:1280,boxblur=10:1[bg];" +
+                                "[0:v]scale=720:1280:force_original_aspect_ratio=decrease,pad=720:1280:(ow-iw)/2:(oh-ih)/2:color=black@0[fg];" +
+                                "[fg]zoompan=z='1.0+0.001*on':d=75:s=720x1280[fg_anim];[bg][fg_anim]overlay=0:0:format=auto,format=yuv420p\" " +
+                                "-c:v libx264 -pix_fmt yuv420p -movflags +faststart %s",
                         imageUrl, outputVideoName);
                 break;
-            // 平移
+            // 背景模糊
             case 1:
-                // 背景模糊
+                command = String.format("ffmpeg -y -loop 1 -i %s -t 3 -r 25 -filter_complex " +
+                                "\"[0:v]scale=720:1280:force_original_aspect_ratio=increase,crop=720:1280,boxblur=10:1[bg];" +
+                                "[0:v]scale=720:1280:force_original_aspect_ratio=decrease,pad=720:1280:(ow-iw)/2:(oh-ih)/2:color=black@0[fg];" +
+                                "[bg][fg]overlay=0:0:format=auto,format=yuv420p\" " +
+                                "-c:v libx264 -pix_fmt yuv420p -movflags +faststart %s",
+                        imageUrl, outputVideoName);
+                break;
             default:
                 command = String.format("ffmpeg -y -loop 1 -i %s -t 3 -vf " +
                                 "\"scale=720:1280:force_original_aspect_ratio=decrease,pad=720:1280:(ow-iw)/2:(oh-ih)/2:black\" " +
@@ -410,7 +418,7 @@ public class VideoGenerateJob {
             VideoTimeCutParam timeCutParam = VideoTimeCutParam.builder()
                     .videoUrl(concatVideoUrl)
                     .startTime("00:00:00")
-                    .endTime(formatSecondsToTime(audio.getDuration() / 1000 ))
+                    .endTime(formatSecondsToTime(audio.getDuration() / 1000))
                     .build();
             String cutVideoUrl = ffmpegApiService.timeCutVideo(timeCutParam);
             // add audio