视频录制功能

src/main/java/com/tuoheng/steam/controller/StreamRecordController.java

@@ -34,6 +34,23 @@ public class StreamRecordController {
     @Autowired
     IRecordService iRecordService;
 
+
+    @GetMapping("pic")
+    public Response<String> startPic(@RequestParam String streamUrl) {
+        System.out.println("启动视频拍照 :"+streamUrl);
+        if(Objects.isNull(streamUrl)) {
+            return Response.fail(-1);
+        }
+        String outfile = taskService.startPic(streamUrl);
+        if(Objects.nonNull(outfile)) {
+            return Response.success(outfile);
+        }else {
+            return Response.fail(-1);
+        }
+    }
+
+
+
     @GetMapping("start")
     public Response<StreamTask> startRecording(@RequestParam String streamUrl) {
         System.out.println("启动录制 :"+streamUrl);

src/main/java/com/tuoheng/steam/controller/dto/PageInfo.java

@@ -10,10 +10,10 @@ public class PageInfo <T> implements Serializable {
     public PageInfo(List<T> list,int page,int pageSize) {
         this.total = list.size();
         this.pageSize = pageSize;
-        this.pageIndex = page;
+        this.pageIndex = page ;
 
         // 计算分页数据
-        int fromIndex = page * pageSize; // 起始索引
+        int fromIndex = (page - 1) * pageSize; // 起始索引
         int toIndex = Math.min(fromIndex + pageSize, total); // 结束索引
 
         // 检查页码是否超出范围

src/main/java/com/tuoheng/steam/dos/ProcessType.java

@@ -1,5 +1,5 @@
 package com.tuoheng.steam.dos;
 
 public enum ProcessType {
-    RECORD,MERGE
+    RECORD,MERGE,PIC
 }

src/main/java/com/tuoheng/steam/service/ITaskService.java

@@ -6,6 +6,8 @@ public interface ITaskService {
 
     public StreamTask startTask(String streamUrl);
 
+    public String startPic(String streamUrl);
+
     public StreamTask stopTask(String streamUrl);
 
     public StreamTask getLastTask(String streamUrl);

src/main/java/com/tuoheng/steam/service/TaskService.java

@@ -118,6 +118,34 @@ public class TaskService implements ITaskService{
         }, 60, 60, TimeUnit.SECONDS);
     }
 
+    public String startPic(String streamUrl) {
+
+        try {
+            StreamProcess streamProcess = processService.takePic(streamUrl);
+            String outFileName = streamProcess.getFileName();
+            /*
+              注册进程
+             */
+            ProcessManager.registerProcess(streamProcess.getInnerProcessId());
+            logger.info("streamUrl  {} startPicProcess {} ", streamUrl,streamProcess.getInnerProcessId());
+            CompletableFuture<Process> future = streamProcess.onExit();
+            future.thenRun(() -> {
+                logger.info("streamUrl  {} startPicProcess {} Over ", streamUrl,streamProcess.getInnerProcessId());
+                streamProcess.setStopTime(TimeUtils.formatDateToString(new Date()));
+                ProcessManager.unRegisterProcess(streamProcess.getInnerProcessId());
+            }).exceptionally(ex -> {
+                logger.info("streamUrl  {} startPicProcess {} Exceptionally ", streamUrl,streamProcess.getInnerProcessId());
+                streamProcess.setStopTime(TimeUtils.formatDateToString(new Date()));
+                ProcessManager.unRegisterProcess(streamProcess.getInnerProcessId());
+                return null;
+            });
+            return outFileName;
+        }catch (Exception e) {
+            logger.info("streamUrl  {}  ", streamUrl,e);
+        }
+        return null;
+    }
+
     public StreamTask startTask(String streamUrl) {
 
         /*

src/main/java/com/tuoheng/steam/service/innerService/ProcessService.java

@@ -97,6 +97,48 @@ public class ProcessService {
 
     }
 
+
+    public StreamProcess takePic(String streamUrl) throws IOException {
+        String outFileName = targetPath + "/" +UUID.randomUUID().toString() +".jpg";
+        String command = String.format(
+                ffmpeg+ " -i %s  -vf fps=1 -frames:v 1 -q:v 2 %s",
+                streamUrl, outFileName);
+
+        logger.info("takePic {}", command);
+
+        List<String> rcommand = new ArrayList<>();
+        rcommand.add(ffmpeg); // ffmpeg 路径
+        rcommand.add("-i");
+        rcommand.add(streamUrl); // 流地址
+        rcommand.add("-vf");
+        rcommand.add("fps=1");
+        rcommand.add("-frames:v");
+        rcommand.add("1");
+        rcommand.add("-q:v");
+        rcommand.add("2");
+        rcommand.add(outFileName); // 输出文件名
+
+        ProcessBuilder pb = new ProcessBuilder(rcommand);
+        pb.redirectErrorStream(true);
+        Process process = pb.start();
+
+        loggingService.execute(new Runnable() {
+            @Override
+            public void run() {
+                try (BufferedReader reader = new BufferedReader(
+                        new InputStreamReader(process.getInputStream()))) {
+                    String line;
+                    while ((line = reader.readLine()) != null) {
+                        logger.info("recordStream-------- {}",line);
+                    }
+                } catch (IOException e) {
+                    logger.info("takePic-------- Over");
+                }
+            }
+        });
+        return new StreamProcess(process,outFileName, ProcessType.PIC);
+    }
+
     public StreamProcess recordStream(String streamUrl) throws IOException {
 
         String  recordFileName = splitPath+'/'+UUID.randomUUID().toString() +".ts";

src/main/resources/application.properties

@@ -1,14 +1,14 @@
 spring.application.name=demo
-server.port = 8989
-srs.splitPath=/data/java/srs/stream_server/temp
-srs.targetPath=/data/java/srs/srs/trunk/objs/nginx/html
-ffmpeg=/data/ffmpeg/bin/ffmpeg
-recordPath=/data/java/srs/srs/trunk/objs/nginx/html/record
-livedates=8
+#server.port = 8989
+#srs.splitPath=/data/java/srs/stream_server/temp
+#srs.targetPath=/data/java/srs/srs/trunk/objs/nginx/html
+#ffmpeg=/data/ffmpeg/bin/ffmpeg
+#recordPath=/data/java/srs/srs/trunk/objs/nginx/html/record
+#livedates=8
 
-#server.port = 8080
-#srs.splitPath=/Users/sunpeng/workspace/stream/temp
-#srs.targetPath=/Users/sunpeng/workspace/stream/html
-#ffmpeg=ffmpeg
-#recordPath=/Users/sunpeng/workspace/stream/record
-#livedates=7
+server.port = 8080
+srs.splitPath=/Users/sunpeng/workspace/stream/temp
+srs.targetPath=/Users/sunpeng/workspace/stream/html
+ffmpeg=ffmpeg
+recordPath=/Users/sunpeng/workspace/stream/record
+livedates=7