\u8f93\u5165\u90e8\u5206<\/h5>\n\n- \n
-loop 1 -t 5 -i "img1.jpg"：\u5c06\u56fe\u7247 img1.jpg \u4f5c\u4e3a\u8f93\u5165，\u5faa\u73af\u663e\u793a 5 \u79d2\u3002<\/p>\n<\/li>\n
- \n
-loop 1 -t 5 -i "img2.jpg"：\u5c06\u56fe\u7247 img2.jpg \u4f5c\u4e3a\u8f93\u5165，\u5faa\u73af\u663e\u793a 5 \u79d2\u3002<\/p>\n<\/li>\n
- \n
-loop 1 -t 5 -i "img3.jpg"：\u5c06\u56fe\u7247 img3.jpg \u4f5c\u4e3a\u8f93\u5165，\u5faa\u73af\u663e\u793a 5 \u79d2\u3002<\/p>\n<\/li>\n
- \n
-i "\u6400\u6276.mp3"：\u5c06\u97f3\u9891\u6587\u4ef6 \u6400\u6276.mp3 \u4f5c\u4e3a\u8f93\u5165\u3002<\/p>\n<\/li>\n
- \n
-i "\u9752\u82b1\u74f7.mp3"：\u5c06\u97f3\u9891\u6587\u4ef6 \u9752\u82b1\u74f7.mp3 \u4f5c\u4e3a\u8f93\u5165\u3002<\/p>\n<\/li>\n<\/ul>\n
\u6ee4\u955c\u94fe\u90e8\u5206<\/h5>\n
- \n
\u5904\u7406\u6bcf\u5f20\u56fe\u7247：<\/p>\n
\n- \n
[0:v]split=2[original][blurred]：\u5c06\u8f93\u5165\u6d41\u5206\u6210\u4e24\u4e2a\u5206\u652f，\u5206\u522b\u6807\u8bb0\u4e3a [original] \u548c [blurred]\u3002<\/p>\n<\/li>\n
- \n
[blurred]scale=1920:1080,boxblur=20[blurred]：<\/p>\n
\n- \n
\u5c06 [blurred] \u6d41\u7f29\u653e\u5230 1920×1080\u3002<\/p>\n<\/li>\n
- \n
\u5bf9 [blurred] \u6d41\u5e94\u7528 boxblur \u6ee4\u955c，\u6a21\u7cca\u7a0b\u5ea6\u4e3a 20\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
- \n
[original]scale=1920:1080:force_original_aspect_ratio=1[original]：<\/p>\n
\n- \n
\u5c06 [original] \u6d41\u7f29\u653e\u5230 1920×1080，\u4fdd\u6301\u539f\u59cb\u5bbd\u9ad8\u6bd4\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
- \n
[blurred][original]overlay=(W-w)\/2:(H-h)\/2,setsar=1,format=yuv420p,fade=t=in:st=0:d=0.3,fade=t=out:st=4.7:d=0.3[img1]：<\/p>\n
\n- \n
\u5c06 [original] \u6d41\u8986\u76d6\u5230 [blurred] \u6d41\u4e0a，\u5c45\u4e2d\u5bf9\u9f50\u3002<\/p>\n<\/li>\n
- \n
\u4f7f\u7528 setsar=1 \u8bbe\u7f6e\u91c7\u6837\u5bbd\u9ad8\u6bd4\u4e3a 1:1\u3002<\/p>\n<\/li>\n
- \n
\u5c06\u50cf\u7d20\u683c\u5f0f\u8bbe\u7f6e\u4e3a yuv420p\u3002<\/p>\n<\/li>\n
- \n
\u6dfb\u52a0\u6de1\u5165\u6548\u679c：fade=t=in:st=0:d=0.3，\u5728\u5f00\u59cb\u65f6\u6301\u7eed 0.3 \u79d2\u3002<\/p>\n<\/li>\n
- \n
\u6dfb\u52a0\u6de1\u51fa\u6548\u679c：fade=t=out:st=4.7:d=0.3，\u5728\u7ed3\u675f\u524d 0.3 \u79d2\u3002<\/p>\n<\/li>\n
- \n
\u5c06\u5904\u7406\u540e\u7684\u6d41\u6807\u8bb0\u4e3a [img1]\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
\u540c\u6837\u7684\u5904\u7406\u6b65\u9aa4\u5e94\u7528\u4e8e img2.jpg \u548c img3.jpg，\u5206\u522b\u6807\u8bb0\u4e3a [img2] \u548c [img3]\u3002<\/p>\n<\/li>\n
- \n
\u62fc\u63a5\u5904\u7406\u540e\u7684\u6d41：<\/p>\n
\n- \n
[img1][img2][img3]concat=n=3:v=1:a=0[vfinal]：\u5c06\u4e09\u4e2a\u5904\u7406\u540e\u7684\u6d41\u62fc\u63a5\u5728\u4e00\u8d77，\u751f\u6210\u6700\u7ec8\u7684\u89c6\u9891\u6d41 [vfinal]\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
- \n
\u6df7\u5408\u97f3\u9891：<\/p>\n
\n- \n
[3:a][4:a]amix=inputs=2[afinal]：\u5c06\u4e24\u4e2a\u97f3\u9891\u6d41\u6df7\u5408，\u751f\u6210\u6700\u7ec8\u7684\u97f3\u9891\u6d41 [afinal]\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
\u8f93\u51fa\u90e8\u5206<\/h5>\n\n- \n
-map "[vfinal]"：\u6307\u5b9a\u8f93\u51fa\u6d41\u4e3a [vfinal]\u3002<\/p>\n<\/li>\n
- \n
-map "[afinal]"：\u6307\u5b9a\u8f93\u51fa\u6d41\u4e3a [afinal]\u3002<\/p>\n<\/li>\n
- \n
-c:v libx264：\u4f7f\u7528 H.264 \u7f16\u7801\u5668\u3002<\/p>\n<\/li>\n
- \n
-c:a aac：\u4f7f\u7528 AAC \u7f16\u7801\u5668\u3002<\/p>\n<\/li>\n
- \n
-b:a 192k：\u8bbe\u7f6e\u97f3\u9891\u6bd4\u7279\u7387\u4e3a 192 kbps\u3002<\/p>\n<\/li>\n
- \n
-preset slow：\u4f7f\u7528 slow \u9884\u8bbe，\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u538b\u7f29\u6548\u679c\u3002<\/p>\n<\/li>\n
- \n
-profile:v high：\u4f7f\u7528 high \u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<\/li>\n
- \n
-crf 18：\u8bbe\u7f6e\u8d28\u91cf\u4e3a 18（\u8f83\u4f4e\u7684\u503c\u8868\u793a\u66f4\u9ad8\u7684\u8d28\u91cf）\u3002<\/p>\n<\/li>\n
- \n
-pix_fmt yuv420p：\u8bbe\u7f6e\u50cf\u7d20\u683c\u5f0f\u4e3a yuv420p\u3002<\/p>\n<\/li>\n
- \n
-movflags +faststart：\u4f18\u5316\u89c6\u9891\u6587\u4ef6，\u4f7f\u5176\u66f4\u9002\u5408\u7f51\u7edc\u64ad\u653e\u3002<\/p>\n<\/li>\n
- \n
-r 30：\u8bbe\u7f6e\u5e27\u7387\u4e3a 30 \u5e27\/\u79d2\u3002<\/p>\n<\/li>\n
- \n
-t 15：\u8bbe\u7f6e\u8f93\u51fa\u89c6\u9891\u7684\u603b\u65f6\u957f\u4e3a 15 \u79d2\u3002<\/p>\n<\/li>\n
- \n
output666.mp4：\u8f93\u51fa\u6587\u4ef6\u540d\u3002<\/p>\n<\/li>\n<\/ul>\n
\u53ef\u4ee5\u53bb\u5b98\u7f51\u4e0b\u8f7dffmpeg<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250426022707-680c447b1b30e.png\")
<\/p>\n
\u8f93\u5165\u6587\u4ef6\u4e0b\u8f7d<\/p>\n
\u901a\u8fc7\u7f51\u76d8\u5206\u4eab\u7684\u6587\u4ef6：\u56fe\u7247\u751f\u6210\u89c6\u9891.rar \u94fe\u63a5: https:\/\/pan.baidu.com\/s\/1Vc4JbnCjvP_PFHwF-TyfvA?pwd=fiy1 \u63d0\u53d6\u7801: fiy1<\/p>\n<\/p>\n
5.\u4f7f\u7528java\u751f\u6210\u547d\u4ee4\u884c,\u5e76\u8c03\u7528ffmpeg\u6267\u884c<\/p>\n
package com.ruoyi.image.utils.ffmpeg.dto;<\/p>\n
import lombok.Data;<\/p>\n
import java.util.List;<\/p>\n
@Data
\npublic class CommandLineParameterDto {
\n \/\/\u89c6\u9891\u5bbd
\n private String videoWidth;
\n \/\/\u89c6\u9891\u9ad8
\n private String videoHigh;<\/p>\n
\/\/\u80cc\u666f\u97f3\u4e50
\n private String backgroundMusicUrl;
\n \/\/\u6717\u8bfb\u97f3\u4e50
\n private String recitationMp3Url;<\/p>\n
\/\/\u56fe\u7247list
\n private List<ImgDto> imgList;
\n}<\/p>\n
package com.ruoyi.image.utils.ffmpeg.dto;<\/p>\n
import lombok.Data;<\/p>\n
@Data
\npublic class ImgDto {
\n \/\/\u56fe\u7247\u5730\u5740
\n private String imgUrl;
\n \/\/\u56fe\u7247\u64ad\u653e\u65f6\u95f4
\n private Integer time;
\n}<\/p>\n
package com.ruoyi.image.utils.ffmpeg;<\/p>\n
import com.ruoyi.common.core.utils.uuid.UUID;
\nimport com.ruoyi.image.utils.ffmpeg.dto.CommandLineParameterDto;
\nimport com.ruoyi.image.utils.ffmpeg.dto.ImgDto;<\/p>\n
import java.io.BufferedReader;
\nimport java.io.IOException;
\nimport java.io.InputStreamReader;
\nimport java.util.ArrayList;
\nimport java.util.List;<\/p>\n
public class FfmpegUtil {
\n public static String ffmpegPath = "\/opt\/ffmpeg\/bin\/ffmpeg";<\/p>\n
static {
\n String envPath = System.getenv("FFMPEG_PATH");
\n if (envPath != null && !envPath.trim().isEmpty()) {
\n ffmpegPath = envPath;
\n }
\n }<\/p>\n
public static String getCreateVideo(CommandLineParameterDto dto){<\/p>\n
if(dto == null){
\n return null;
\n }
\n if(dto.getImgList() == null || dto.getImgList().isEmpty()){
\n return null;
\n }<\/p>\n
UUID uuid = UUID.randomUUID();
\n String uuidString = uuid.toString().replace("-", "");<\/p>\n
String tempDir = System.getProperty("java.io.tmpdir");
\n String out=tempDir+uuidString+".mp4";<\/p>\n
int sum = dto.getImgList().stream().mapToInt(i -> i.getTime()).sum();<\/p>\n
StringBuffer stringBuffer=new StringBuffer();
\n stringBuffer.append(ffmpegPath+ " ");
\n for (ImgDto dto1:dto.getImgList()){
\n stringBuffer.append("-loop 1 -t "+dto1.getTime()+" -i "+dto1.getImgUrl()+" ");
\n }
\n stringBuffer.append("-i "+dto.getBackgroundMusicUrl()+" ");
\n stringBuffer.append("-i "+dto.getRecitationMp3Url()+" ");<\/p>\n
StringBuffer filterComplex=new StringBuffer();
\n StringBuffer imgs=new StringBuffer();
\n for (int i=0;i<dto.getImgList().size();i++){
\n ImgDto imgDto = dto.getImgList().get(i);
\n Integer time = imgDto.getTime();
\n double v = time – 0.3d;
\n filterComplex.append("["+i+":v]split=2[original][blurred];[blurred]scale="+dto.getVideoWidth()+":"+dto.getVideoHigh()+",boxblur=20[blurred];[original]scale="+dto.getVideoWidth()+":"+dto.getVideoHigh()+":force_original_aspect_ratio=1[original];[blurred][original]overlay=(W-w)\/2:(H-h)\/2,setsar=1,format=yuv420p,fade=t=in:st=0:d=0.3,fade=t=out:st="+v+":d=0.3[img"+i+"];");
\n imgs.append("[img"+i+"]");
\n }
\n filterComplex.append(imgs.toString()+"concat=n="+dto.getImgList().size()+":v=1:a=0[vfinal];");
\n filterComplex.append("["+dto.getImgList().size()+":a]["+(dto.getImgList().size()+1)+":a]amix=inputs=2[afinal];");<\/p>\n
stringBuffer.append("-filter_complex \\\\""+filterComplex.toString()+"\\\\" ");
\n stringBuffer.append("-map \\\\"[vfinal]\\\\" ");
\n stringBuffer.append("-map \\\\"[afinal]\\\\" ");
\n stringBuffer.append("-c:v libx264 ");
\n stringBuffer.append("-c:a aac ");
\n stringBuffer.append("-b:a 192k ");
\n stringBuffer.append("-preset slow ");
\n stringBuffer.append("-profile:v high ");
\n stringBuffer.append("-crf 18 ");
\n stringBuffer.append("-pix_fmt yuv420p ");
\n stringBuffer.append("-movflags +faststart ");
\n stringBuffer.append("-r 30 ");
\n stringBuffer.append("-t "+sum+" ");
\n stringBuffer.append(out+" ");<\/p>\n
try {
\n Process process = Runtime.getRuntime().exec(stringBuffer.toString());
\n \/\/ \u521b\u5efa\u7ebf\u7a0b\u8bfb\u53d6\u8f93\u51fa\u6d41
\n new Thread(() -> {
\n try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
\n String line;
\n while ((line = reader.readLine()) != null) {
\n System.out.println("Output: " + line);
\n }
\n } catch (IOException e) {
\n e.printStackTrace();
\n }
\n }).start();<\/p>\n
\/\/ \u521b\u5efa\u7ebf\u7a0b\u8bfb\u53d6\u9519\u8bef\u6d41
\n new Thread(() -> {
\n try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getErrorStream()))) {
\n String line;
\n while ((line = reader.readLine()) != null) {
\n System.out.println("Error: " + line);
\n }
\n } catch (IOException e) {
\n e.printStackTrace();
\n }
\n }).start();<\/p>\n
\/\/ \u7b49\u5f85\u547d\u4ee4\u6267\u884c\u5b8c\u6210
\n int exitCode = process.waitFor(); \/\/ \u963b\u585e\u5f53\u524d\u7ebf\u7a0b，\u76f4\u5230\u547d\u4ee4\u6267\u884c\u5b8c\u6210
\n } catch (IOException e) {
\n throw new RuntimeException(e);
\n }catch (InterruptedException e) {
\n throw new RuntimeException(e);
\n }<\/p>\n
return out;
\n }<\/p>\n
public static void main(String[] args) {
\n List<ImgDto> list=new ArrayList<>();<\/p>\n
ImgDto img1=new ImgDto();
\n img1.setTime(5);
\n img1.setImgUrl("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/img1.jpg");
\n list.add(img1);<\/p>\n
ImgDto img2=new ImgDto();
\n img2.setTime(5);
\n img2.setImgUrl("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/img2.jpg");
\n list.add(img2);<\/p>\n
CommandLineParameterDto dto=new CommandLineParameterDto();
\n dto.setImgList(list);<\/p>\n
dto.setVideoWidth("1920");
\n dto.setVideoHigh("1080");<\/p>\n
dto.setBackgroundMusicUrl("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/%E6%90%80%E6%89%B6.mp3");
\n dto.setRecitationMp3Url("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/%E9%9D%92%E8%8A%B1%E7%93%B7.mp3");<\/p>\n
String createVideo = getCreateVideo(dto);
\n System.out.println(createVideo);
\n }
\n}<\/p>\n
![\"\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250426022707-680c447b627e7.png\")
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb388\u6b21\uff0c\u70b9\u8d5e4\u6b21\uff0c\u6536\u85cf4\u6b21\u30021.\u8f93\u51653\u5f20\u56fe\u7247,\u6bcf\u5f20\u64ad\u653e\u4e00\u6b21,\u64ad\u653e\u4e24\u79d2,\u89c6\u9891\u5206\u8fa8\u7387\u8bbe\u7f6e\u4e3a1920:1080,\u6bcf\u5f20\u56fe\u7247\u524d0.3\u79d2\u6de1\u5165,\u540e0.3\u79d2\u6de1\u51fa,\u56fe\u7247\u5bbd\u9ad8\u6bd4\u4e0d\u53d8,\u7528\u767d\u8272\u586b\u5145\u7a7a\u767d\u533a\u57df2.\u8f93\u5165\u4e00\u5f20\u56fe\u7247,\u89c6\u9891\u5206\u8fa8\u7387\u4e3a1920:1080,\u751f\u6210\u4e24\u5f20\u56fe\u7247,\u4e00\u5f20\u6a21\u7cca\u7528\u4f5c\u80cc\u666f,\u4e00\u5f20\u524d\u7aef\u5bbd\u9ad8\u6bd4\u4fdd\u6301\u4e00\u81f4,\u751f\u62105\u79d2\u7684\u89c6\u98913.\u8f93\u51653\u5f20\u56fe\u7247,\u8bbe\u7f6e\u89c6\u9891\u5206\u8fa8\u7387\u4e3a1920:1080,\u6bcf\u5f20\u56fe\u7247\u751f\u6210\u6a21\u7cca\u80cc\u666f\u548c\u4e00\u81f4\u5bbd\u9ad8\u6bd4\u524d\u666f4.\u8f93\u51653\u5f20\u56fe\u7247,\u8bbe\u7f6e\u89c6\u9891\u5206\u8fa8\u7387\u4e3a1920:1080,\u6bcf\u5f20\u56fe\u7247\u751f\u6210\u6a21\u7cca\u80cc\u666f\u548c\u4e00\u81f4\u5bbd\u9ad8\u6bd4\u524d\u666f,\u6dfb\u52a0\u4e24\u6bb5\u97f3\u9891\u5408\u6210\u89c6\u9891\u3002<\/p>\n","protected":false},"author":2,"featured_media":33028,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[213,214],"topic":[],"class_list":["post-33030","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-ffmpeg","tag-214"],"yoast_head":"\n
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-loop 1 -t 5 -i "img1.jpg"：\u5c06\u56fe\u7247 img1.jpg \u4f5c\u4e3a\u8f93\u5165，\u5faa\u73af\u663e\u793a 5 \u79d2\u3002<\/p>\n<\/li>\n
-loop 1 -t 5 -i "img2.jpg"：\u5c06\u56fe\u7247 img2.jpg \u4f5c\u4e3a\u8f93\u5165，\u5faa\u73af\u663e\u793a 5 \u79d2\u3002<\/p>\n<\/li>\n
-loop 1 -t 5 -i "img3.jpg"：\u5c06\u56fe\u7247 img3.jpg \u4f5c\u4e3a\u8f93\u5165，\u5faa\u73af\u663e\u793a 5 \u79d2\u3002<\/p>\n<\/li>\n
-i "\u6400\u6276.mp3"：\u5c06\u97f3\u9891\u6587\u4ef6 \u6400\u6276.mp3 \u4f5c\u4e3a\u8f93\u5165\u3002<\/p>\n<\/li>\n
-i "\u9752\u82b1\u74f7.mp3"：\u5c06\u97f3\u9891\u6587\u4ef6 \u9752\u82b1\u74f7.mp3 \u4f5c\u4e3a\u8f93\u5165\u3002<\/p>\n<\/li>\n<\/ul>\n
\u6ee4\u955c\u94fe\u90e8\u5206<\/h5>\n
\u5904\u7406\u6bcf\u5f20\u56fe\u7247：<\/p>\n
- \n
- \n
[0:v]split=2[original][blurred]：\u5c06\u8f93\u5165\u6d41\u5206\u6210\u4e24\u4e2a\u5206\u652f，\u5206\u522b\u6807\u8bb0\u4e3a [original] \u548c [blurred]\u3002<\/p>\n<\/li>\n
- \n
[blurred]scale=1920:1080,boxblur=20[blurred]：<\/p>\n
- \n
- \n
\u5c06 [blurred] \u6d41\u7f29\u653e\u5230 1920×1080\u3002<\/p>\n<\/li>\n
- \n
\u5bf9 [blurred] \u6d41\u5e94\u7528 boxblur \u6ee4\u955c，\u6a21\u7cca\u7a0b\u5ea6\u4e3a 20\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
- \n
[original]scale=1920:1080:force_original_aspect_ratio=1[original]：<\/p>\n
- \n
- \n
\u5c06 [original] \u6d41\u7f29\u653e\u5230 1920×1080，\u4fdd\u6301\u539f\u59cb\u5bbd\u9ad8\u6bd4\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
- \n
[blurred][original]overlay=(W-w)\/2:(H-h)\/2,setsar=1,format=yuv420p,fade=t=in:st=0:d=0.3,fade=t=out:st=4.7:d=0.3[img1]：<\/p>\n
- \n
- \n
\u5c06 [original] \u6d41\u8986\u76d6\u5230 [blurred] \u6d41\u4e0a，\u5c45\u4e2d\u5bf9\u9f50\u3002<\/p>\n<\/li>\n
- \n
\u4f7f\u7528 setsar=1 \u8bbe\u7f6e\u91c7\u6837\u5bbd\u9ad8\u6bd4\u4e3a 1:1\u3002<\/p>\n<\/li>\n
- \n
\u5c06\u50cf\u7d20\u683c\u5f0f\u8bbe\u7f6e\u4e3a yuv420p\u3002<\/p>\n<\/li>\n
- \n
\u6dfb\u52a0\u6de1\u5165\u6548\u679c：fade=t=in:st=0:d=0.3，\u5728\u5f00\u59cb\u65f6\u6301\u7eed 0.3 \u79d2\u3002<\/p>\n<\/li>\n
- \n
\u6dfb\u52a0\u6de1\u51fa\u6548\u679c：fade=t=out:st=4.7:d=0.3，\u5728\u7ed3\u675f\u524d 0.3 \u79d2\u3002<\/p>\n<\/li>\n
- \n
\u5c06\u5904\u7406\u540e\u7684\u6d41\u6807\u8bb0\u4e3a [img1]\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n
\u540c\u6837\u7684\u5904\u7406\u6b65\u9aa4\u5e94\u7528\u4e8e img2.jpg \u548c img3.jpg，\u5206\u522b\u6807\u8bb0\u4e3a [img2] \u548c [img3]\u3002<\/p>\n<\/li>\n
- \n
\u62fc\u63a5\u5904\u7406\u540e\u7684\u6d41：<\/p>\n
- \n
- \n
[img1][img2][img3]concat=n=3:v=1:a=0[vfinal]：\u5c06\u4e09\u4e2a\u5904\u7406\u540e\u7684\u6d41\u62fc\u63a5\u5728\u4e00\u8d77，\u751f\u6210\u6700\u7ec8\u7684\u89c6\u9891\u6d41 [vfinal]\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
- \n
\u6df7\u5408\u97f3\u9891：<\/p>\n
- \n
- \n
[3:a][4:a]amix=inputs=2[afinal]：\u5c06\u4e24\u4e2a\u97f3\u9891\u6d41\u6df7\u5408，\u751f\u6210\u6700\u7ec8\u7684\u97f3\u9891\u6d41 [afinal]\u3002<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
\u8f93\u51fa\u90e8\u5206<\/h5>\n
- \n
- \n
-map "[vfinal]"：\u6307\u5b9a\u8f93\u51fa\u6d41\u4e3a [vfinal]\u3002<\/p>\n<\/li>\n
- \n
-map "[afinal]"：\u6307\u5b9a\u8f93\u51fa\u6d41\u4e3a [afinal]\u3002<\/p>\n<\/li>\n
- \n
-c:v libx264：\u4f7f\u7528 H.264 \u7f16\u7801\u5668\u3002<\/p>\n<\/li>\n
- \n
-c:a aac：\u4f7f\u7528 AAC \u7f16\u7801\u5668\u3002<\/p>\n<\/li>\n
- \n
-b:a 192k：\u8bbe\u7f6e\u97f3\u9891\u6bd4\u7279\u7387\u4e3a 192 kbps\u3002<\/p>\n<\/li>\n
- \n
-preset slow：\u4f7f\u7528 slow \u9884\u8bbe，\u4ee5\u83b7\u5f97\u66f4\u597d\u7684\u538b\u7f29\u6548\u679c\u3002<\/p>\n<\/li>\n
- \n
-profile:v high：\u4f7f\u7528 high \u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<\/li>\n
- \n
-crf 18：\u8bbe\u7f6e\u8d28\u91cf\u4e3a 18（\u8f83\u4f4e\u7684\u503c\u8868\u793a\u66f4\u9ad8\u7684\u8d28\u91cf）\u3002<\/p>\n<\/li>\n
- \n
-pix_fmt yuv420p：\u8bbe\u7f6e\u50cf\u7d20\u683c\u5f0f\u4e3a yuv420p\u3002<\/p>\n<\/li>\n
- \n
-movflags +faststart：\u4f18\u5316\u89c6\u9891\u6587\u4ef6，\u4f7f\u5176\u66f4\u9002\u5408\u7f51\u7edc\u64ad\u653e\u3002<\/p>\n<\/li>\n
- \n
-r 30：\u8bbe\u7f6e\u5e27\u7387\u4e3a 30 \u5e27\/\u79d2\u3002<\/p>\n<\/li>\n
- \n
-t 15：\u8bbe\u7f6e\u8f93\u51fa\u89c6\u9891\u7684\u603b\u65f6\u957f\u4e3a 15 \u79d2\u3002<\/p>\n<\/li>\n
- \n
output666.mp4：\u8f93\u51fa\u6587\u4ef6\u540d\u3002<\/p>\n<\/li>\n<\/ul>\n
\u53ef\u4ee5\u53bb\u5b98\u7f51\u4e0b\u8f7dffmpeg<\/p>\n
<\/p>\n\u8f93\u5165\u6587\u4ef6\u4e0b\u8f7d<\/p>\n
\u901a\u8fc7\u7f51\u76d8\u5206\u4eab\u7684\u6587\u4ef6：\u56fe\u7247\u751f\u6210\u89c6\u9891.rar \u94fe\u63a5: https:\/\/pan.baidu.com\/s\/1Vc4JbnCjvP_PFHwF-TyfvA?pwd=fiy1 \u63d0\u53d6\u7801: fiy1<\/p>\n<\/p>\n
5.\u4f7f\u7528java\u751f\u6210\u547d\u4ee4\u884c,\u5e76\u8c03\u7528ffmpeg\u6267\u884c<\/p>\n
package com.ruoyi.image.utils.ffmpeg.dto;<\/p>\n
import lombok.Data;<\/p>\n
import java.util.List;<\/p>\n
@Data
\npublic class CommandLineParameterDto {
\n \/\/\u89c6\u9891\u5bbd
\n private String videoWidth;
\n \/\/\u89c6\u9891\u9ad8
\n private String videoHigh;<\/p>\n\/\/\u80cc\u666f\u97f3\u4e50
\n private String backgroundMusicUrl;
\n \/\/\u6717\u8bfb\u97f3\u4e50
\n private String recitationMp3Url;<\/p>\n\/\/\u56fe\u7247list
\n private List<ImgDto> imgList;
\n}<\/p>\npackage com.ruoyi.image.utils.ffmpeg.dto;<\/p>\n
import lombok.Data;<\/p>\n
@Data
\npublic class ImgDto {
\n \/\/\u56fe\u7247\u5730\u5740
\n private String imgUrl;
\n \/\/\u56fe\u7247\u64ad\u653e\u65f6\u95f4
\n private Integer time;
\n}<\/p>\npackage com.ruoyi.image.utils.ffmpeg;<\/p>\n
import com.ruoyi.common.core.utils.uuid.UUID;
\nimport com.ruoyi.image.utils.ffmpeg.dto.CommandLineParameterDto;
\nimport com.ruoyi.image.utils.ffmpeg.dto.ImgDto;<\/p>\nimport java.io.BufferedReader;
\nimport java.io.IOException;
\nimport java.io.InputStreamReader;
\nimport java.util.ArrayList;
\nimport java.util.List;<\/p>\npublic class FfmpegUtil {
\n public static String ffmpegPath = "\/opt\/ffmpeg\/bin\/ffmpeg";<\/p>\nstatic {
\n String envPath = System.getenv("FFMPEG_PATH");
\n if (envPath != null && !envPath.trim().isEmpty()) {
\n ffmpegPath = envPath;
\n }
\n }<\/p>\npublic static String getCreateVideo(CommandLineParameterDto dto){<\/p>\n
if(dto == null){
\n return null;
\n }
\n if(dto.getImgList() == null || dto.getImgList().isEmpty()){
\n return null;
\n }<\/p>\nUUID uuid = UUID.randomUUID();
\n String uuidString = uuid.toString().replace("-", "");<\/p>\nString tempDir = System.getProperty("java.io.tmpdir");
\n String out=tempDir+uuidString+".mp4";<\/p>\nint sum = dto.getImgList().stream().mapToInt(i -> i.getTime()).sum();<\/p>\n
StringBuffer stringBuffer=new StringBuffer();
\n stringBuffer.append(ffmpegPath+ " ");
\n for (ImgDto dto1:dto.getImgList()){
\n stringBuffer.append("-loop 1 -t "+dto1.getTime()+" -i "+dto1.getImgUrl()+" ");
\n }
\n stringBuffer.append("-i "+dto.getBackgroundMusicUrl()+" ");
\n stringBuffer.append("-i "+dto.getRecitationMp3Url()+" ");<\/p>\nStringBuffer filterComplex=new StringBuffer();
\n StringBuffer imgs=new StringBuffer();
\n for (int i=0;i<dto.getImgList().size();i++){
\n ImgDto imgDto = dto.getImgList().get(i);
\n Integer time = imgDto.getTime();
\n double v = time – 0.3d;
\n filterComplex.append("["+i+":v]split=2[original][blurred];[blurred]scale="+dto.getVideoWidth()+":"+dto.getVideoHigh()+",boxblur=20[blurred];[original]scale="+dto.getVideoWidth()+":"+dto.getVideoHigh()+":force_original_aspect_ratio=1[original];[blurred][original]overlay=(W-w)\/2:(H-h)\/2,setsar=1,format=yuv420p,fade=t=in:st=0:d=0.3,fade=t=out:st="+v+":d=0.3[img"+i+"];");
\n imgs.append("[img"+i+"]");
\n }
\n filterComplex.append(imgs.toString()+"concat=n="+dto.getImgList().size()+":v=1:a=0[vfinal];");
\n filterComplex.append("["+dto.getImgList().size()+":a]["+(dto.getImgList().size()+1)+":a]amix=inputs=2[afinal];");<\/p>\nstringBuffer.append("-filter_complex \\\\""+filterComplex.toString()+"\\\\" ");
\n stringBuffer.append("-map \\\\"[vfinal]\\\\" ");
\n stringBuffer.append("-map \\\\"[afinal]\\\\" ");
\n stringBuffer.append("-c:v libx264 ");
\n stringBuffer.append("-c:a aac ");
\n stringBuffer.append("-b:a 192k ");
\n stringBuffer.append("-preset slow ");
\n stringBuffer.append("-profile:v high ");
\n stringBuffer.append("-crf 18 ");
\n stringBuffer.append("-pix_fmt yuv420p ");
\n stringBuffer.append("-movflags +faststart ");
\n stringBuffer.append("-r 30 ");
\n stringBuffer.append("-t "+sum+" ");
\n stringBuffer.append(out+" ");<\/p>\ntry {
\n Process process = Runtime.getRuntime().exec(stringBuffer.toString());
\n \/\/ \u521b\u5efa\u7ebf\u7a0b\u8bfb\u53d6\u8f93\u51fa\u6d41
\n new Thread(() -> {
\n try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
\n String line;
\n while ((line = reader.readLine()) != null) {
\n System.out.println("Output: " + line);
\n }
\n } catch (IOException e) {
\n e.printStackTrace();
\n }
\n }).start();<\/p>\n\/\/ \u521b\u5efa\u7ebf\u7a0b\u8bfb\u53d6\u9519\u8bef\u6d41
\n new Thread(() -> {
\n try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getErrorStream()))) {
\n String line;
\n while ((line = reader.readLine()) != null) {
\n System.out.println("Error: " + line);
\n }
\n } catch (IOException e) {
\n e.printStackTrace();
\n }
\n }).start();<\/p>\n\/\/ \u7b49\u5f85\u547d\u4ee4\u6267\u884c\u5b8c\u6210
\n int exitCode = process.waitFor(); \/\/ \u963b\u585e\u5f53\u524d\u7ebf\u7a0b，\u76f4\u5230\u547d\u4ee4\u6267\u884c\u5b8c\u6210
\n } catch (IOException e) {
\n throw new RuntimeException(e);
\n }catch (InterruptedException e) {
\n throw new RuntimeException(e);
\n }<\/p>\nreturn out;
\n }<\/p>\npublic static void main(String[] args) {
\n List<ImgDto> list=new ArrayList<>();<\/p>\nImgDto img1=new ImgDto();
\n img1.setTime(5);
\n img1.setImgUrl("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/img1.jpg");
\n list.add(img1);<\/p>\nImgDto img2=new ImgDto();
\n img2.setTime(5);
\n img2.setImgUrl("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/img2.jpg");
\n list.add(img2);<\/p>\nCommandLineParameterDto dto=new CommandLineParameterDto();
\n dto.setImgList(list);<\/p>\ndto.setVideoWidth("1920");
\n dto.setVideoHigh("1080");<\/p>\ndto.setBackgroundMusicUrl("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/%E6%90%80%E6%89%B6.mp3");
\n dto.setRecitationMp3Url("https:\/\/mmwz.obs.cn-east-3.myhuaweicloud.com\/%E9%9D%92%E8%8A%B1%E7%93%B7.mp3");<\/p>\nString createVideo = getCreateVideo(dto);
\n System.out.println(createVideo);
\n }
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