抽象多媒体类, 修复gtest问题

include/UtilTool.h

@@ -1,9 +1,27 @@
+#ifndef UTILTOOL_H
+#define UTILTOOL_H
+
 #include <iostream>
 #include <array>
 
+enum class MediaType{
+    VIDEO,
+    AUDIO,
+    IMAGE,
+    UNSUPPORT,
+};
+
 class UtilTool
 {
-public:
-    constexpr static std::array<std::string, 2> ImageType{"jpg","png"};
+private:
+    constexpr static std::array<std::string, 2> ImageTypes{"jpg","png"};
+    constexpr static std::array<std::string, 1> VideoTypes{"mp4"};
+    constexpr static std::array<std::string, 1> AudioTypes{"mp3"};
     static bool CheckFileIsImage(const std::string& filename);
+    static bool CheckFileIsAudio(const std::string& filename);
+    static bool CheckFileIsVideo(const std::string& filename);
+public:
+    static MediaType CheckFileType(const std::string& filename);
 };
+
+#endif // !UTILTOOL_H

include/imageService.h

@@ -0,0 +1,18 @@
+#include <SFML/Graphics.hpp>
+#include <algorithm>
+
+class ImageService {
+private:
+    sf::Texture texture;
+public:
+    ImageService(const std::string& name){
+        texture.loadFromFile(name);
+    }
+    sf::Texture& GetTexture(){
+        return texture;
+    }
+    float GetScale(int width, int height){
+        auto imgSize = texture.getSize();
+        return std::min(static_cast<float>(width) / imgSize.x, static_cast<float>(height) / imgSize.y);
+    }
+};

include/mediaService.h

@@ -0,0 +1,25 @@
+#include <imageService.h>
+#include <UtilTool.h>
+#include <string>
+#include <SFML/Graphics.hpp>
+
+class MediaService
+{
+private:
+    ImageService *imageService = nullptr;
+    MediaType type;
+    sf::Texture *texture = nullptr;
+    sf::Sprite *sprite = nullptr;
+    int client_width = 0;
+    int client_height = 0; 
+public:
+    MediaService(const std::string &filename, int width, int height);
+    ~MediaService(){
+        delete texture;
+        delete sprite;
+    }
+    sf::Sprite GetSprite()
+    {
+        return *sprite;
+    }
+};

include/stream.h

@@ -0,0 +1,12 @@
+#include <libavcodec/codec.h>
+extern "C" {
+    #include <libavcodec/avcodec.h>
+    #include <libavformat/avformat.h>
+    #include <libavutil/avutil.h>
+}
+
+class Stream {
+private:
+    AVFormatContext* m_avFormatContext;
+    
+};