FFmpegExecUtils.java
4.32 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
package top.panll.assist.service;
import net.bramp.ffmpeg.FFmpeg;
import net.bramp.ffmpeg.FFmpegExecutor;
import net.bramp.ffmpeg.FFmpegUtils;
import net.bramp.ffmpeg.FFprobe;
import net.bramp.ffmpeg.builder.FFmpegBuilder;
import net.bramp.ffmpeg.job.FFmpegJob;
import net.bramp.ffmpeg.probe.FFmpegProbeResult;
import net.bramp.ffmpeg.progress.Progress;
import net.bramp.ffmpeg.progress.ProgressListener;
import org.springframework.util.DigestUtils;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.List;
import java.util.concurrent.TimeUnit;
public class FFmpegExecUtils {
private static FFmpegExecUtils instance;
public FFmpegExecUtils() {
}
public static FFmpegExecUtils getInstance(){
if(instance==null){
synchronized (FFmpegExecUtils.class){
if(instance==null){
instance=new FFmpegExecUtils();
}
}
}
return instance;
}
public FFprobe ffprobe;
public FFmpeg ffmpeg;
public interface VideoHandEndCallBack {
public void run(String status, double percentage, String result);
}
public static void mergeOrCutFile(List<File> fils, File dest, VideoHandEndCallBack callBack){
FFmpeg ffmpeg = FFmpegExecUtils.getInstance().ffmpeg;
FFprobe ffprobe = FFmpegExecUtils.getInstance().ffprobe;
if (fils == null || fils.size() == 0 || ffmpeg == null || ffprobe == null || dest== null || !dest.exists()){
callBack.run("error", 0.0, null);
return;
}
String temp = DigestUtils.md5DigestAsHex(String.valueOf(System.currentTimeMillis()).getBytes());
File tempFile = new File(dest.getAbsolutePath() + File.separator + temp);
if (!tempFile.exists()) {
tempFile.mkdirs();
}
FFmpegExecutor executor = new FFmpegExecutor(ffmpeg, ffprobe);
String fileListName = tempFile.getName() + File.separator + "fileList";
double durationAll = 0.0;
try {
BufferedWriter bw =new BufferedWriter(new FileWriter(fileListName));
for (File file : fils) {
FFmpegProbeResult in = ffprobe.probe(file.getAbsolutePath());
double duration = in.getFormat().duration;
System.out.println(duration);
bw.write("file " + file.getAbsolutePath());
bw.newLine();
durationAll += duration;
}
bw.flush();
bw.close();
System.out.println(durationAll);
} catch (IOException e) {
e.printStackTrace();
callBack.run("error", 0.0, null);
}
long startTime = System.currentTimeMillis();
FFmpegBuilder builder = new FFmpegBuilder()
.setFormat("concat")
.overrideOutputFiles(true)
.setInput(fileListName) // Or filename
.addExtraArgs("-safe", "0")
.addOutput(dest.getAbsolutePath() + File.separator + temp + ".mp4")
.setVideoCodec("copy")
.setFormat("mp4")
.done();
double finalDurationAll = durationAll;
FFmpegJob job = executor.createJob(builder, (Progress progress) -> {
final double duration_ns = finalDurationAll * TimeUnit.SECONDS.toNanos(1);
double percentage = progress.out_time_ns / duration_ns;
// Print out interesting information about the progress
System.out.println(String.format(
"[%.0f%%] status:%s frame:%d time:%s ms fps:%.0f speed:%.2fx",
percentage * 100,
progress.status,
progress.frame,
FFmpegUtils.toTimecode(progress.out_time_ns, TimeUnit.NANOSECONDS),
progress.fps.doubleValue(),
progress.speed
));
if (progress.status.equals(Progress.Status.END)){
callBack.run(progress.status.name(), percentage,
dest.getAbsolutePath() + File.separator + temp + ".mp4");
System.out.println(System.currentTimeMillis() - startTime);
}else {
callBack.run(progress.status.name(), percentage, null);
}
});
job.run();
}
}