From ba15f6a6caa21c63e87d8e7fd75b6041547684a9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=BB=84=E6=B5=B7?= <10402852@qq.com>
Date: Thu, 9 Jan 2025 11:31:38 +0800
Subject: [PATCH] 'commit'

---
 .../YunXiao/Util/YunXiaoVideoUtil.java        | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 src/main/java/com/dsideal/QingLong/YunXiao/Util/YunXiaoVideoUtil.java

diff --git a/src/main/java/com/dsideal/QingLong/YunXiao/Util/YunXiaoVideoUtil.java b/src/main/java/com/dsideal/QingLong/YunXiao/Util/YunXiaoVideoUtil.java
new file mode 100644
index 00000000..39a4a7c3
--- /dev/null
+++ b/src/main/java/com/dsideal/QingLong/YunXiao/Util/YunXiaoVideoUtil.java
@@ -0,0 +1,51 @@
+package com.dsideal.QingLong.YunXiao.Util;
+
+import cn.hutool.core.util.RuntimeUtil;
+
+public class YunXiaoVideoUtil {
+    //MP4的片头长10秒
+    public static final int MP4 = 10;
+    //MU38的片头长7秒
+    public static final int M3U8 = 16;
+
+    /**
+     * 获取视频封面
+     *
+     * @param ffmpegPath
+     * @param videoInputPath
+     * @param videoOutputPath
+     * @return
+     */
+    private static String getCmd(String ffmpegPath, int seconds, String videoInputPath, String videoOutputPath) {
+        return ffmpegPath + " -ss " + seconds + " -i " + videoInputPath + " -frames:v 1 -q:v 2 -s 1280x720 " + videoOutputPath;
+    }
+
+    /**
+     * 获取视频封面
+     *
+     * @param ffmpegPath      ffmpeg路径
+     * @param videoInputPath  输入的视频路径
+     * @param videoOutputPath 输出的图片路径
+     * @return
+     */
+    public static String getCmd(String ffmpegPath, String videoInputPath, String videoOutputPath) {
+        if (videoInputPath.toLowerCase().equals(".m3u8")) {
+            return getCmd(ffmpegPath, M3U8, videoInputPath, videoOutputPath);
+        }
+        return getCmd(ffmpegPath, MP4, videoInputPath, videoOutputPath);
+    }
+
+    public static void main(String[] args) {
+        String[] a = {
+                "https://ccschool.edusoa.com/cloud_file/project/ccyx-0012/material/5b/c5/5bc51a9075751b69a9c1c5d722c39485.mp4",
+                "https://ccmsyk-video.edusoa.com/down/M3u8/BE/BECBF507-1EAF-4301-A417-AE25593A62F1.m3u8",
+                "https://ccmsyk-video.edusoa.com/down/M3u8/73/7311BCC2-D260-4D34-9B70-3722DB884CB6.m3u8",
+                "https://ccmsyk-video.edusoa.com/down/M3u8/9A/9A69A401-BF92-433D-AB96-7B9965BDDD87.m3u8"
+        };
+        for (int i = 0; i < a.length; i++) {
+            String cmd = getCmd("D:\\ffmpeg\\ffmpeg.exe", a[i], "c:\\" + (i + 1) + ".jpg");
+            //使用java调用ffmpeg命令行工具生成图片
+            RuntimeUtil.exec(cmd);
+        }
+    }
+}