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.gitignore vendored Normal file
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@ -0,0 +1,33 @@
README.md
target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### STS ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### IntelliJ IDEA ###
.idea
*.iws
*.iml
*.ipr
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/

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@ -1,6 +1,11 @@
<!-- Easy-FLV: Java RTSP/RTMP to FLV Converter --> <!-- Easy-FLV: Java RTSP/RTMP to FLV Converter -->
# 📺 Easy-FLV: Java 实现的 RTSP/RTMP 到 FLV 转换器 # 📺 Easy-FLV: Java 实现的 RTSP/RTMP 到 FLV 转换器
[![GitHub stars](https://img.shields.io/github/stars/javpower/easy-flv.svg)](https://github.com/javpower/easy-flv)
[![GitHub issues](https://img.shields.io/github/issues/javpower/easy-flv.svg)](https://github.com/javpower/easy-flv/issues)
[![Apache License 2.0](https://img.shields.io/badge/license-Apache%202.0-blue.svg)](https://opensource.org/licenses/Apache-2.0)
[![Java Version](https://img.shields.io/badge/java-1.8+-orange.svg)](https://adoptopenjdk.net/)
[![Spring Boot](https://img.shields.io/badge/spring--boot-2.7.+-blue.svg)](https://spring.io/projects/spring-boot)
## 🌟 关于 Easy-FLV ## 🌟 关于 Easy-FLV
Easy-FLV 是一个用 Java 实现的库，它能够将 RTSP 或 RTMP 视频流转换为 FLV 格式，以便在浏览器中播放。它为实时视频监控、直播和视频流处理提供了一个高效、稳定且易于集成的解决方案。 Easy-FLV 是一个用 Java 实现的库，它能够将 RTSP 或 RTMP 视频流转换为 FLV 格式，以便在浏览器中播放。它为实时视频监控、直播和视频流处理提供了一个高效、稳定且易于集成的解决方案。
@ -11,6 +16,11 @@ Easy-FLV 是一个用 Java 实现的库，它能够将 RTSP 或 RTMP 视频流
- **现代浏览器支持**：支持所有主流浏览器，无需额外插件。 - **现代浏览器支持**：支持所有主流浏览器，无需额外插件。
- **实时流处理**：适用于实时视频流的转换，如安防监控和直播。 - **实时流处理**：适用于实时视频流的转换，如安防监控和直播。
## 📄 效果图
以下是 Easy-FLV 在行动的效果图：
![img_1.png](img_1.png)
![img.png](img.png)
## 🚀 快速开始 ## 🚀 快速开始
@ -19,9 +29,9 @@ Easy-FLV 是一个用 Java 实现的库，它能够将 RTSP 或 RTMP 视频流
```xml ```xml
<dependency> <dependency>
<groupId>me.zhengjie</groupId> <groupId>io.github.javpower</groupId>
<artifactId>eladmin-flv</artifactId> <artifactId>rtsp-converter-flv-spring-boot-starter</artifactId>
<version>1.1</version> <version>1.5.9.1</version>
</dependency> </dependency>
``` ```
@ -35,7 +45,7 @@ public class RtspDataService implements IOpenFLVService {
@Override @Override
public String getUrl(Integer channel) { public String getUrl(Integer channel) {
// 根据 channel 获取 RTSP 视频流地址 // 根据 channel 获取 RTSP 视频流地址
return "rtsp://xx.xx.xx.xx/openUrl/16HV8mA"; return "rtsp://10.11.9.251:554/openUrl/16HV8mA";
} }
} }
``` ```
@ -74,3 +84,8 @@ public static void main(String[] args) throws UnsupportedEncodingException {
## 📄 许可证 ## 📄 许可证
Easy-FLV 根据 [Apache License 2.0](LICENSE) 发布。 Easy-FLV 根据 [Apache License 2.0](LICENSE) 发布。
## 📧 联系
- Email: [javpower@163.com](mailto:your-email@example.com)
- GitHub: [https://github.com/javpower/easy-flv](https://github.com/javpower/easy-flv)
- Gitee: [https://gitee.com/giteeClass/easy-flv](https://gitee.com/giteeClass/easy-flv)

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17
pom.xml
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@ -2,12 +2,12 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>me.zhengjie</groupId> <groupId>io.github.javpower</groupId>
<artifactId>eladmin-flv</artifactId> <artifactId>rtsp-converter-flv-spring-boot-starter</artifactId>
<version>1.1</version> <version>1.5.9.1</version>
<name>视频模块</name> <name>rtsp-converter-flv-spring-boot-starter</name>
<description>视频流转换 rtsp/rtmp 转flv</description> <description>a tool about easy rtsp-converter-flv</description>
<url>https://github.com/javpower/easy-flv</url>
<licenses> <licenses>
<license> <license>
<name> The Apache Software License, Version 2.0 </name> <name> The Apache Software License, Version 2.0 </name>
@ -38,11 +38,6 @@
</properties> </properties>
<dependencies> <dependencies>
<dependency>
<groupId>me.zhengjie</groupId>
<artifactId>eladmin-logging</artifactId>
<version>1.1</version>
</dependency>
<dependency> <dependency>
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId> <artifactId>spring-boot-starter</artifactId>

45
src/main/java/com/gc/easy/flv/controller/FLVController.java
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@ -2,16 +2,10 @@ package com.gc.easy.flv.controller;
import com.gc.easy.flv.service.IFLVService; import com.gc.easy.flv.service.IFLVService;
import com.gc.easy.flv.service.IOpenFLVService; import com.gc.easy.flv.service.IOpenFLVService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import me.zhengjie.annotation.Log;
import me.zhengjie.annotation.rest.AnonymousGetMapping;
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils; import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController; import org.springframework.web.bind.annotation.RestController;
import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletRequest;
@ -23,25 +17,28 @@ import java.io.UnsupportedEncodingException;
* *
* @author gc.x * @author gc.x
*/ */
@Slf4j @RestController
@RestController("api/front/flv")
@Api(tags = "微信：拉流播放")
public class FLVController { public class FLVController {
@Autowired @Autowired
private IFLVService service; private IFLVService service;
@Autowired(required = false)
private IOpenFLVService openFLVService;
@Autowired(required = false) @GetMapping(value = "/get/flv/hls/stream_{channel}.flv")
private IOpenFLVService openFLVService; public void open(@PathVariable(value = "channel") Integer channel, HttpServletResponse response,
HttpServletRequest request) {
@Log("拉流播放") String url = openFLVService.getUrl(channel);
@ApiOperation(value = "打开视频流") if(!StringUtils.isEmpty(url)){
// @GetMapping(value = "/get/stream") service.open(channel,url, response, request);
@AnonymousGetMapping(value = "/get/stream") }
public void open(String url, HttpServletResponse response, HttpServletRequest request) throws UnsupportedEncodingException { }
if (!StringUtils.isEmpty(url)) { @GetMapping(value = "/get/flv/hls/stream")
String decodedUrl = java.net.URLDecoder.decode(url, "UTF-8"); public void open1(String url, HttpServletResponse response,
service.open(decodedUrl, response, request, openFLVService); HttpServletRequest request) throws UnsupportedEncodingException {
} if(!StringUtils.isEmpty(url)){
} String decodedUrl = java.net.URLDecoder.decode(url, "UTF-8");
service.open(decodedUrl, response, request);
}
}
} }

69
src/main/java/com/gc/easy/flv/controller/FLVPlayController.java
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@ -1,30 +1,39 @@
//package com.gc.easy.flv.controller; package com.gc.easy.flv.controller;
//
//import com.gc.easy.flv.config.FlvConfig; import com.gc.easy.flv.config.FlvConfig;
//import me.zhengjie.annotation.rest.AnonymousGetMapping; import org.springframework.beans.factory.annotation.Autowired;
//import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller;
//import org.springframework.stereotype.Controller; import org.springframework.ui.Model;
//import org.springframework.ui.Model; import org.springframework.web.bind.annotation.GetMapping;
// import org.springframework.web.bind.annotation.PathVariable;
//import java.io.UnsupportedEncodingException;
// import java.io.UnsupportedEncodingException;
///**
// * FLV流转换 /**
// * * FLV流转换
// * @author gc.x *
// */ * @author gc.x
//@Controller */
//public class FLVPlayController { @Controller
// @Autowired public class FLVPlayController {
// private FlvConfig flvConfig; @Autowired
// private FlvConfig flvConfig;
// @AnonymousGetMapping(value = "/flv/hls/stream")
// public String getAppHtml1(String url, Model model) throws UnsupportedEncodingException { @GetMapping(value = "/flv/hls/stream_{channel}.flv")
// String decodedUrl = java.net.URLDecoder.decode(url, "UTF-8"); public String getAppHtml(@PathVariable(value = "channel") Integer channel, Model model) {
// String videoPath="/api/front/flv/get/stream?url="+decodedUrl; String videoPath=flvConfig.getHost()+"/get/flv/hls/stream_"+channel+".flv";
// model.addAttribute("videoPath", videoPath); model.addAttribute("videoPath", videoPath);
// model.addAttribute("wight", flvConfig.getWight()); model.addAttribute("wight", flvConfig.getWight());
// model.addAttribute("height", flvConfig.getHeight()); model.addAttribute("height", flvConfig.getHeight());
// return "video"; return "video";
// } }
//} @GetMapping(value = "/flv/hls/stream")
public String getAppHtml1(String url, Model model) throws UnsupportedEncodingException {
String decodedUrl = java.net.URLDecoder.decode(url, "UTF-8");
String videoPath=flvConfig.getHost()+"/get/flv/hls/stream?url="+decodedUrl;
model.addAttribute("videoPath", videoPath);
model.addAttribute("wight", flvConfig.getWight());
model.addAttribute("height", flvConfig.getHeight());
return "video";
}
}

380
src/main/java/com/gc/easy/flv/factories/ConverterFactories.java
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@ -1,7 +1,6 @@
package com.gc.easy.flv.factories; package com.gc.easy.flv.factories;
import com.alibaba.fastjson.util.IOUtils; import com.alibaba.fastjson.util.IOUtils;
import com.gc.easy.flv.service.IOpenFLVService;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.bytedeco.ffmpeg.avcodec.AVPacket; import org.bytedeco.ffmpeg.avcodec.AVPacket;
import org.bytedeco.ffmpeg.global.avcodec; import org.bytedeco.ffmpeg.global.avcodec;
@ -24,209 +23,206 @@ import java.util.Map;
*/ */
@Slf4j @Slf4j
public class ConverterFactories extends Thread implements Converter { public class ConverterFactories extends Thread implements Converter {
public volatile boolean runing = true; public volatile boolean runing = true;
/** /**
* 读流器 * 读流器
*/ */
private FFmpegFrameGrabber grabber; private FFmpegFrameGrabber grabber;
/** /**
* 转码器 * 转码器
*/ */
private FFmpegFrameRecorder recorder; private FFmpegFrameRecorder recorder;
/** /**
* 转FLV格式的头信息<br/> * 转FLV格式的头信息<br/>
* 如果有第二个客户端播放首先要返回头信息 * 如果有第二个客户端播放首先要返回头信息
*/ */
private byte[] headers; private byte[] headers;
/** /**
* 保存转换好的流 * 保存转换好的流
*/ */
private ByteArrayOutputStream stream; private ByteArrayOutputStream stream;
/** /**
* 流地址，h264,aac * 流地址，h264,aac
*/ */
private String url; private String url;
/** /**
* 流输出 * 流输出
*/ */
private List<AsyncContext> outEntitys; private List<AsyncContext> outEntitys;
/** /**
* key用于表示这个转换器 * key用于表示这个转换器
*/ */
private String key; private String key;
/** /**
* 转换队列 * 转换队列
*/ */
private Map<String, Converter> factories; private Map<String, Converter> factories;
private IOpenFLVService openFLVService;
public ConverterFactories(String url, String key, Map<String, Converter> factories, List<AsyncContext> outEntitys, IOpenFLVService openFLVService) { public ConverterFactories(String url, String key, Map<String, Converter> factories, List<AsyncContext> outEntitys) {
this.url = url; this.url = url;
this.key = key; this.key = key;
this.factories = factories; this.factories = factories;
this.outEntitys = outEntitys; this.outEntitys = outEntitys;
this.openFLVService = openFLVService; }
}
@Override @Override
public void run() { public void run() {
boolean isCloseGrabberAndResponse = true; boolean isCloseGrabberAndResponse = true;
try { try {
grabber = new FFmpegFrameGrabber(url); grabber = new FFmpegFrameGrabber(url);
if ("rtsp".equals(url.substring(0, 4))) { if ("rtsp".equals(url.substring(0, 4))) {
grabber.setOption("rtsp_transport", "tcp"); grabber.setOption("rtsp_transport", "tcp");
grabber.setOption("timeout", "5000000"); grabber.setOption("stimeout", "5000000");
} }
grabber.start(); grabber.start();
if (avcodec.AV_CODEC_ID_H264 == grabber.getVideoCodec() if (avcodec.AV_CODEC_ID_H264 == grabber.getVideoCodec()
&& (grabber.getAudioChannels() == 0 || avcodec.AV_CODEC_ID_AAC == grabber.getAudioCodec()) && (openFLVService == null || !openFLVService.openPreview())) { && (grabber.getAudioChannels() == 0 || avcodec.AV_CODEC_ID_AAC == grabber.getAudioCodec())) {
log.info("this url:{} converterFactories start", url); log.info("this url:{} converterFactories start", url);
// 来源视频H264格式,音频AAC格式 // 来源视频H264格式,音频AAC格式
// 无须转码，更低的资源消耗，更低的延迟 // 无须转码，更低的资源消耗，更低的延迟
stream = new ByteArrayOutputStream(); stream = new ByteArrayOutputStream();
recorder = new FFmpegFrameRecorder(stream, grabber.getImageWidth(), grabber.getImageHeight(), recorder = new FFmpegFrameRecorder(stream, grabber.getImageWidth(), grabber.getImageHeight(),
grabber.getAudioChannels()); grabber.getAudioChannels());
recorder.setInterleaved(true); recorder.setInterleaved(true);
recorder.setVideoOption("preset", "ultrafast"); recorder.setVideoOption("preset", "ultrafast");
recorder.setVideoOption("tune", "zerolatency"); recorder.setVideoOption("tune", "zerolatency");
recorder.setVideoOption("crf", "25"); recorder.setVideoOption("crf", "25");
recorder.setFrameRate(grabber.getFrameRate()); recorder.setFrameRate(grabber.getFrameRate());
recorder.setSampleRate(grabber.getSampleRate()); recorder.setSampleRate(grabber.getSampleRate());
if (grabber.getAudioChannels() > 0) { if (grabber.getAudioChannels() > 0) {
recorder.setAudioChannels(grabber.getAudioChannels()); recorder.setAudioChannels(grabber.getAudioChannels());
recorder.setAudioBitrate(grabber.getAudioBitrate()); recorder.setAudioBitrate(grabber.getAudioBitrate());
recorder.setAudioCodec(grabber.getAudioCodec()); recorder.setAudioCodec(grabber.getAudioCodec());
} }
recorder.setFormat("flv"); recorder.setFormat("flv");
recorder.setVideoBitrate(grabber.getVideoBitrate()); recorder.setVideoBitrate(grabber.getVideoBitrate());
recorder.setVideoCodec(grabber.getVideoCodec()); recorder.setVideoCodec(grabber.getVideoCodec());
recorder.start(grabber.getFormatContext()); recorder.start(grabber.getFormatContext());
if (headers == null) { if (headers == null) {
headers = stream.toByteArray(); headers = stream.toByteArray();
stream.reset(); stream.reset();
writeResponse(headers); writeResponse(headers);
} }
int nullNumber = 0; int nullNumber = 0;
while (runing) { while (runing) {
AVPacket k = grabber.grabPacket(); AVPacket k = grabber.grabPacket();
if (k != null) { if (k != null) {
try { try {
recorder.recordPacket(k); recorder.recordPacket(k);
} catch (Exception e) { } catch (Exception e) {
} }
if (stream.size() > 0) { if (stream.size() > 0) {
byte[] b = stream.toByteArray(); byte[] b = stream.toByteArray();
stream.reset(); stream.reset();
writeResponse(b); writeResponse(b);
if (outEntitys.isEmpty()) { if (outEntitys.isEmpty()) {
log.info("没有输出退出"); log.info("没有输出退出");
break; break;
} }
} }
avcodec.av_packet_unref(k); avcodec.av_packet_unref(k);
} else { } else {
nullNumber++; nullNumber++;
if (nullNumber > 200) { if (nullNumber > 200) {
break; break;
} }
} }
Thread.sleep(5); Thread.sleep(5);
} }
} else { } else {
isCloseGrabberAndResponse = false; isCloseGrabberAndResponse = false;
// 需要转码为视频H264格式,音频AAC格式 // 需要转码为视频H264格式,音频AAC格式
ConverterTranFactories c = new ConverterTranFactories(url, key, factories, outEntitys, grabber, openFLVService); ConverterTranFactories c = new ConverterTranFactories(url, key, factories, outEntitys, grabber);
factories.put(key, c); factories.put(key, c);
c.start(); c.start();
} }
} catch (Exception e) { } catch (Exception e) {
log.error(e.getMessage(), e); log.error(e.getMessage(), e);
} finally { } finally {
closeConverter(isCloseGrabberAndResponse); closeConverter(isCloseGrabberAndResponse);
completeResponse(isCloseGrabberAndResponse); completeResponse(isCloseGrabberAndResponse);
log.info("this url:{} converterFactories exit", url); log.info("this url:{} converterFactories exit", url);
} }
} }
/** /**
* 输出FLV视频流 * 输出FLV视频流
* *
* @param b * @param b
*/ */
public void writeResponse(byte[] b) { public void writeResponse(byte[] b) {
Iterator<AsyncContext> it = outEntitys.iterator(); Iterator<AsyncContext> it = outEntitys.iterator();
while (it.hasNext()) { while (it.hasNext()) {
AsyncContext o = it.next(); AsyncContext o = it.next();
try { try {
o.getResponse().getOutputStream().write(b); o.getResponse().getOutputStream().write(b);
} catch (Exception e) { } catch (Exception e) {
log.info("移除一个输出"); log.info("移除一个输出");
it.remove(); it.remove();
} }
} }
} }
/** /**
* 退出转换 * 退出转换
*/ */
public void closeConverter(boolean isCloseGrabberAndResponse) { public void closeConverter(boolean isCloseGrabberAndResponse) {
if (isCloseGrabberAndResponse) { if (isCloseGrabberAndResponse) {
IOUtils.close(grabber); IOUtils.close(grabber);
factories.remove(this.key); factories.remove(this.key);
} }
IOUtils.close(recorder); IOUtils.close(recorder);
IOUtils.close(stream); IOUtils.close(stream);
} }
/** /**
* 关闭异步响应 * 关闭异步响应
* *
* @param isCloseGrabberAndResponse * @param isCloseGrabberAndResponse
*/ */
public void completeResponse(boolean isCloseGrabberAndResponse) { public void completeResponse(boolean isCloseGrabberAndResponse) {
if (isCloseGrabberAndResponse) { if (isCloseGrabberAndResponse) {
Iterator<AsyncContext> it = outEntitys.iterator(); Iterator<AsyncContext> it = outEntitys.iterator();
while (it.hasNext()) { while (it.hasNext()) {
AsyncContext o = it.next(); AsyncContext o = it.next();
o.complete(); o.complete();
} }
} }
} }
@Override @Override
public String getKey() { public String getKey() {
return this.key; return this.key;
} }
@Override @Override
public String getUrl() { public String getUrl() {
return this.url; return this.url;
} }
@Override @Override
public void addOutputStreamEntity(String key, AsyncContext entity) throws IOException { public void addOutputStreamEntity(String key, AsyncContext entity) throws IOException {
if (headers == null) { if (headers == null) {
outEntitys.add(entity); outEntitys.add(entity);
} else { } else {
entity.getResponse().getOutputStream().write(headers); entity.getResponse().getOutputStream().write(headers);
entity.getResponse().getOutputStream().flush(); entity.getResponse().getOutputStream().flush();
outEntitys.add(entity); outEntitys.add(entity);
} }
} }
@Override @Override
public void exit() { public void exit() {
this.runing = false; this.runing = false;
try { try {
this.join(); this.join();
} catch (Exception e) { } catch (Exception e) {
log.error(e.getMessage(), e); log.error(e.getMessage(), e);
} }
} }
} }

20
src/main/java/com/gc/easy/flv/factories/ConverterTranFactories.java
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@ -1,14 +1,11 @@
package com.gc.easy.flv.factories; package com.gc.easy.flv.factories;
import com.alibaba.fastjson.util.IOUtils; import com.alibaba.fastjson.util.IOUtils;
import com.gc.easy.flv.service.IOpenFLVService;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.bytedeco.ffmpeg.global.avcodec; import org.bytedeco.ffmpeg.global.avcodec;
import org.bytedeco.javacv.FFmpegFrameGrabber; import org.bytedeco.javacv.FFmpegFrameGrabber;
import org.bytedeco.javacv.FFmpegFrameRecorder; import org.bytedeco.javacv.FFmpegFrameRecorder;
import org.bytedeco.javacv.Frame; import org.bytedeco.javacv.Frame;
import org.bytedeco.javacv.OpenCVFrameConverter;
import org.bytedeco.opencv.opencv_core.IplImage;
import javax.servlet.AsyncContext; import javax.servlet.AsyncContext;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
@ -62,18 +59,13 @@ public class ConverterTranFactories extends Thread implements Converter {
*/ */
private Map<String, Converter> factories; private Map<String, Converter> factories;
private OpenCVFrameConverter.ToIplImage converter;
private IOpenFLVService openFLVService;
public ConverterTranFactories(String url, String key, Map<String, Converter> factories, public ConverterTranFactories(String url, String key, Map<String, Converter> factories,
List<AsyncContext> outEntitys, FFmpegFrameGrabber grabber, IOpenFLVService openFLVService) { List<AsyncContext> outEntitys, FFmpegFrameGrabber grabber) {
this.url = url; this.url = url;
this.key = key; this.key = key;
this.factories = factories; this.factories = factories;
this.outEntitys = outEntitys; this.outEntitys = outEntitys;
this.grabber = grabber; this.grabber = grabber;
this.openFLVService=openFLVService;
} }
@Override @Override
@ -90,8 +82,6 @@ public class ConverterTranFactories extends Thread implements Converter {
stream = new ByteArrayOutputStream(); stream = new ByteArrayOutputStream();
recorder = new FFmpegFrameRecorder(stream, grabber.getImageWidth(), grabber.getImageHeight(), recorder = new FFmpegFrameRecorder(stream, grabber.getImageWidth(), grabber.getImageHeight(),
grabber.getAudioChannels()); grabber.getAudioChannels());
converter = new OpenCVFrameConverter.ToIplImage();
recorder.setInterleaved(true); recorder.setInterleaved(true);
recorder.setVideoOption("preset", "ultrafast"); recorder.setVideoOption("preset", "ultrafast");
recorder.setVideoOption("tune", "zerolatency"); recorder.setVideoOption("tune", "zerolatency");
@ -117,14 +107,6 @@ public class ConverterTranFactories extends Thread implements Converter {
while (runing) { while (runing) {
// 抓取一帧 // 抓取一帧
Frame f = grabber.grab(); Frame f = grabber.grab();
if(openFLVService!=null&&openFLVService.openPreview()){
//预处理
IplImage iplImage = converter.convert(f);//抓取一帧视频并将其转换为图像，至于用这个图像用来做什么？加水印，人脸识别等等自行添加
if (iplImage != null) {
openFLVService.preview(iplImage);
f = converter.convert(iplImage);
}
}
if (f != null) { if (f != null) {
try { try {
// 转码 // 转码

4
src/main/java/com/gc/easy/flv/service/IFLVService.java
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@ -11,7 +11,7 @@ public interface IFLVService {
* @param url * @param url
* @param response * @param response
*/ */
public void open(Integer channel,String url, HttpServletResponse response, HttpServletRequest request,IOpenFLVService openFLVService); public void open(Integer channel,String url, HttpServletResponse response, HttpServletRequest request);
public void open(String url, HttpServletResponse response, HttpServletRequest request,IOpenFLVService openFLVService); public void open(String url, HttpServletResponse response, HttpServletRequest request);
} }

16
src/main/java/com/gc/easy/flv/service/IOpenFLVService.java
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@ -1,7 +1,5 @@
package com.gc.easy.flv.service; package com.gc.easy.flv.service;
import org.bytedeco.opencv.opencv_core.IplImage;
public interface IOpenFLVService { public interface IOpenFLVService {
@ -10,17 +8,5 @@ public interface IOpenFLVService {
* @param channel * @param channel
* @return * @return
*/ */
String getUrl(Integer channel); public String getUrl(Integer channel);
/**
* 抓取一帧视频并将其转换为图像预处理
* @param iplImage
*/
void preview(IplImage iplImage);
/**
* 开启预处理
* @return
*/
boolean openPreview();
} }

113
src/main/java/com/gc/easy/flv/service/impl/FLVService.java
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@ -4,7 +4,6 @@ package com.gc.easy.flv.service.impl;
import com.gc.easy.flv.factories.Converter; import com.gc.easy.flv.factories.Converter;
import com.gc.easy.flv.factories.ConverterFactories; import com.gc.easy.flv.factories.ConverterFactories;
import com.gc.easy.flv.service.IFLVService; import com.gc.easy.flv.service.IFLVService;
import com.gc.easy.flv.service.IOpenFLVService;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service; import org.springframework.stereotype.Service;
@ -27,63 +26,61 @@ import java.util.concurrent.ConcurrentHashMap;
@Service @Service
public class FLVService implements IFLVService { public class FLVService implements IFLVService {
private ConcurrentHashMap<String, Converter> converters = new ConcurrentHashMap<>(); private ConcurrentHashMap<String, Converter> converters = new ConcurrentHashMap<>();
@Override
public void open(String url, HttpServletResponse response, HttpServletRequest request) {
open(null,url,response,request);
}
@Override
public void open(Integer channel,String url, HttpServletResponse response, HttpServletRequest request) {
String key = md5(url);
AsyncContext async = request.startAsync();
async.setTimeout(0);
if (converters.containsKey(key)) {
Converter c = converters.get(key);
try {
c.addOutputStreamEntity(key, async);
} catch (IOException e) {
log.error(e.getMessage(), e);
throw new IllegalArgumentException(e.getMessage());
}
} else {
List<AsyncContext> outs = new ArrayList<>();
outs.add(async);
ConverterFactories c = new ConverterFactories(url, key, converters, outs);
c.start();
converters.put(key, c);
}
response.setContentType("video/x-flv");
response.setHeader("Connection", "keep-alive");
response.setStatus(HttpServletResponse.SC_OK);
try {
response.flushBuffer();
} catch (IOException e) {
log.error(e.getMessage(), e);
}
}
@Override public String md5(String plainText) {
public void open(String url, HttpServletResponse response, HttpServletRequest request, IOpenFLVService openFLVService) { StringBuilder buf = null;
open(null, url, response, request, openFLVService); try {
} MessageDigest md = MessageDigest.getInstance("MD5");
md.update(plainText.getBytes());
@Override byte b[] = md.digest();
public void open(Integer channel, String url, HttpServletResponse response, HttpServletRequest request, IOpenFLVService openFLVService) { int i;
String key = md5(url); buf = new StringBuilder("");
AsyncContext async = request.startAsync(); for (int offset = 0; offset < b.length; offset++) {
async.setTimeout(0); i = b[offset];
if (converters.containsKey(key)) { if (i < 0)
Converter c = converters.get(key); i += 256;
try { if (i < 16)
c.addOutputStreamEntity(key, async); buf.append("0");
} catch (IOException e) { buf.append(Integer.toHexString(i));
log.error(e.getMessage(), e); }
throw new IllegalArgumentException(e.getMessage()); } catch (NoSuchAlgorithmException e) {
} log.error(e.getMessage(), e);
} else { }
List<AsyncContext> outs = new ArrayList<>(); return buf.toString();
outs.add(async); }
ConverterFactories c = new ConverterFactories(url, key, converters, outs, openFLVService);
c.start();
converters.put(key, c);
}
response.setContentType("video/x-flv");
response.setHeader("Connection", "keep-alive");
response.setStatus(HttpServletResponse.SC_OK);
try {
response.flushBuffer();
} catch (IOException e) {
log.error(e.getMessage(), e);
}
}
public String md5(String plainText) {
StringBuilder buf = null;
try {
MessageDigest md = MessageDigest.getInstance("MD5");
md.update(plainText.getBytes());
byte b[] = md.digest();
int i;
buf = new StringBuilder("");
for (int offset = 0; offset < b.length; offset++) {
i = b[offset];
if (i < 0)
i += 256;
if (i < 16)
buf.append("0");
buf.append(Integer.toHexString(i));
}
} catch (NoSuchAlgorithmException e) {
log.error(e.getMessage(), e);
}
return buf.toString();
}
} }

33
src/main/java/com/gc/easy/flv/service/impl/OpenFLVService.java
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@ -1,33 +0,0 @@
package com.gc.easy.flv.service.impl;
import com.gc.easy.flv.service.IOpenFLVService;
import lombok.extern.slf4j.Slf4j;
import org.bytedeco.opencv.opencv_core.IplImage;
import org.springframework.stereotype.Service;
/**
* FLV流转换
*
* @author gc.x
*/
@Slf4j
@Service
public class OpenFLVService implements IOpenFLVService {
@Override
public String getUrl(Integer channel) {
return "";
}
@Override
public void preview(IplImage iplImage) {
}
@Override
public boolean openPreview() {
return false;
}
}

38
src/main/resources/templates/video.html
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@ -5,33 +5,33 @@
<title>FLV Video Player</title> <title>FLV Video Player</title>
<!-- 引入flv.js库 --> <!-- 引入flv.js库 -->
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/flv.js/1.5.0/flv.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/flv.js@1.5.0/dist/flv.min.js"></script>
</head> </head>
<body> <body>
<video id="videoPlayer" th:style="'width:500px; height:500px;'" controls></video> <video id="videoPlayer" th:style="'width:' + ${width} + 'px; height:' + ${height} + 'px;'" controls></video>
<script th:inline="javascript"> <script th:inline="javascript">
(function () { (function() {
var videoPath = /*[[${videoPath}]]*/ ''; var videoPath = /*[[${videoPath}]]*/ '';
if (flvjs.isSupported()) { if (flvjs.isSupported()) {
var videoElement = document.getElementById('videoPlayer'); var videoElement = document.getElementById('videoPlayer');
var flvPlayer = flvjs.createPlayer({ var flvPlayer = flvjs.createPlayer({
type: 'flv', type: 'flv',
url: 'http://localhost:8000' + videoPath url: videoPath
}); });
flvPlayer.attachMediaElement(videoElement); flvPlayer.attachMediaElement(videoElement);
flvPlayer.load(); flvPlayer.load();
// 播放视频 // 播放视频
videoElement.play(); videoElement.play();
} else { } else {
console.error('FLV not supported'); console.error('FLV not supported');
} }
})(); })();
</script> </script>
</body> </body>
</html> </html>

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target/classes/templates/video.html
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@ -1,37 +0,0 @@
<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<meta charset="UTF-8">
<title>FLV Video Player</title>
<!-- 引入flv.js库 -->
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/flv.js/1.5.0/flv.min.js"></script>
</head>
<body>
<video id="videoPlayer" th:style="'width:500px; height:500px;'" controls></video>
<script th:inline="javascript">
(function () {
var videoPath = /*[[${videoPath}]]*/ '';
if (flvjs.isSupported()) {
var videoElement = document.getElementById('videoPlayer');
var flvPlayer = flvjs.createPlayer({
type: 'flv',
url: 'http://localhost:8000' + videoPath
});
flvPlayer.attachMediaElement(videoElement);
flvPlayer.load();
// 播放视频
videoElement.play();
} else {
console.error('FLV not supported');
}
})();
</script>
</body>
</html>