nacos里面配置的ffmpegPath，如果不用這個(gè)，也可以自己寫一個(gè)ffmpegPath的地址

    @NacosValue(value = "${data.ffmpegPath}", autoRefreshed = true)
    private String ffmpegPath;

代碼文章來源地址http://www.zghlxwxcb.cn/news/detail-732034.html

public  Float getVideoSeconds(String remoteVideoURL){
        try {
            // 定義遠(yuǎn)程視頻的URL
            // 構(gòu)建FFmpeg命令


            ProcessBuilder processBuilder = new ProcessBuilder(ffmpegPath, "-i",remoteVideoURL);



            // 讀取FFmpeg的輸出信息


            // 創(chuàng)建ProcessBuilder并執(zhí)行命令

            processBuilder.redirectErrorStream(true);
            Process process = processBuilder.start();

            // 讀取FFmpeg命令輸出
            BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
            String line;

            String durationInSeconds = null;
            while ((line = reader.readLine()) != null) {
                if (line.contains("Duration:")) {
// 獲取包含視頻時(shí)長信息的行
                    String durationLine = line.split("Duration:")[1].split(",")[0].trim();
                    String[] durationParts = durationLine.split(":");
                    int hours = Integer.parseInt(durationParts[0].trim());
                    int minutes = Integer.parseInt(durationParts[1].trim());
                    double seconds = Double.parseDouble(durationParts[2].trim());

                    // 計(jì)算總秒數(shù)
                    double totalSeconds = hours * 3600 + minutes * 60 + seconds;
                    durationInSeconds = String.valueOf(totalSeconds);
                }
            }

            reader.close();

            // 打印視頻時(shí)長
            if (durationInSeconds != null) {
                System.out.println("視頻時(shí)長：" + durationInSeconds);
                return Float.valueOf(durationInSeconds);
            } else {
                System.out.println("無法獲取視頻時(shí)長。");
                return null;
            }
        } catch (IOException e) {

            e.printStackTrace();
            return null;
        }
    }

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