feat 删除无用文件

.gitignore

@@ -18,4 +18,6 @@
 .vscode
 *.log
 
-go/bin
+go/bin
+
+build/

go.mod

@@ -7,6 +7,7 @@ require (
 	github.com/bogem/id3v2/v2 v2.1.4
 	github.com/coreos/go-oidc/v3 v3.1.0
 	github.com/gin-gonic/gin v1.8.1
+	github.com/ianlancetaylor/cgosymbolizer v0.0.0-20241129212102-9c50ad6b591e
 	github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
 	github.com/spf13/cobra v1.7.0
 	golang.org/x/oauth2 v0.0.0-20211104180415-d3ed0bb246c8

go.sum

@@ -198,6 +198,8 @@ github.com/gregjones/httpcache v0.0.0-20180305231024-9cad4c3443a7/go.mod h1:Fecb
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
+github.com/ianlancetaylor/cgosymbolizer v0.0.0-20241129212102-9c50ad6b591e h1:8AnObPi8WmIgjwcidUxaREhXMSpyUJeeSrIkZTXdabw=
+github.com/ianlancetaylor/cgosymbolizer v0.0.0-20241129212102-9c50ad6b591e/go.mod h1:DvXTE/K/RtHehxU8/GtDs4vFtfw64jJ3PaCnFri8CRg=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/ianlancetaylor/demangle v0.0.0-20200824232613-28f6c0f3b639/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
 github.com/imdario/mergo v0.3.5/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=

go/ogg2mp3/CMakeLists.txt

@@ -0,0 +1,23 @@
+cmake_minimum_required(VERSION 3.10)
+project(ogg2mp3)
+
+set(CMAKE_CXX_STANDARD 11)
+
+# 手动指定 Vorbis 和 MP3Lame 库的路径
+set(VORBIS_INCLUDE_DIRS /usr/include)
+set(VORBIS_LIBRARIES /usr/lib/x86_64-linux-gnu/libvorbisfile.so /usr/lib/x86_64-linux-gnu/libvorbis.so /usr/lib/x86_64-linux-gnu/libogg.so)
+set(MP3LAME_INCLUDE_DIRS /usr/include)
+set(MP3LAME_LIBRARIES /usr/lib/x86_64-linux-gnu/libmp3lame.so)
+
+# 包含头文件目录
+include_directories(${VORBIS_INCLUDE_DIRS})
+include_directories(${MP3LAME_INCLUDE_DIRS})
+
+# 添加源文件
+set(SOURCES ogg2mp3.cpp)
+
+# 创建静态库
+add_library(ogg2mp3 STATIC ${SOURCES})
+
+# 链接库
+target_link_libraries(ogg2mp3 ${VORBIS_LIBRARIES} ${MP3LAME_LIBRARIES})

go/ogg2mp3/main.go

@@ -0,0 +1,97 @@
+package main
+
+/*
+#cgo LDFLAGS: -L${SRCDIR}/build -logg2mp3 -lvorbisfile -lvorbis -logg -lmp3lame -lstdc++
+#include <stdlib.h>
+#include "ogg2mp3.h"
+*/
+import "C"
+import (
+	"log"
+	"os"
+	"path/filepath"
+	"strings"
+	"unsafe"
+
+	_ "github.com/ianlancetaylor/cgosymbolizer" // cgo 错误跟踪
+	"github.com/spf13/cobra"
+)
+
+func convertOggToMp3(src string, dst string) C.int {
+	input := C.CString(src)
+	defer C.free(unsafe.Pointer(input))
+	output := C.CString(dst)
+	defer C.free(unsafe.Pointer(output))
+	return C.convertOggToMp3(input, output)
+}
+// listOggFiles 遍历指定文件夹，返回所有 OGG 文件的路径列表
+func listOggFiles(dir string) ([]string, error) {
+    var oggFiles []string
+    err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
+        if err != nil {
+            return err
+        }
+        if !info.IsDir() && strings.HasSuffix(strings.ToLower(info.Name()), ".ogg") {
+            oggFiles= append(oggFiles, path)
+        }
+        return nil
+    })
+    return oggFiles, err
+}
+
+// convertOggFilesToMp3 将指定文件夹下的所有 OGG 文件转换为 MP3
+func convertOggFilesToMp3(files []string, outputDir string) {
+    for _, file := range files {
+        outputFile := filepath.Join(outputDir, strings.TrimSuffix(filepath.Base(file), ".ogg")+".mp3")
+        if n := convertOggToMp3(file, outputFile); n != 0 {
+            log.Printf("Error converting %s to %s: %d", file, outputFile, n)
+        } else {
+            log.Printf("Successfully converted %s to %s", file, outputFile)
+        }
+    }
+}
+
+
+func main() {
+	var rootCmd = &cobra.Command{Use: "main"}
+	var convertCmd = &cobra.Command{
+		Use:   "file [input.ogg] [output.mp3]",
+		Short: "Convert OGG to MP3",
+		Args:  cobra.ExactArgs(2),
+		Run: func(cmd *cobra.Command, args []string) {
+			input := C.CString(args[0])
+			defer C.free(unsafe.Pointer(input))
+			output := C.CString(args[1])
+			defer C.free(unsafe.Pointer(output))
+			if n := C.convertOggToMp3(input, output); n != 0 {
+				log.Fatalf("Error converting OGG to MP3: %d", n)
+			}
+		},
+	}
+    var convertDirCmd = &cobra.Command{
+        Use:   "dir [inputDir] [outputDir]",
+        Short: "Convert all OGG files in a directory to MP3",
+        Args:  cobra.ExactArgs(1),
+        Run: func(cmd *cobra.Command, args []string) {
+            inputDir := args[0]
+            outputDir := inputDir + "_mp3"
+            if len(args) == 2 {
+                outputDir = args[1]
+            }
+            if _, err := os.Stat(outputDir); os.IsNotExist(err) {
+                if err := os.MkdirAll(outputDir, 0755); err != nil {
+                    log.Fatalf("Error creating output directory: %v", err)
+                }
+            }            
+            oggFiles, err := listOggFiles(inputDir)
+            if err != nil {
+                log.Fatalf("Error listing OGG files: %v", err)
+            }
+            
+            convertOggFilesToMp3(oggFiles, outputDir)
+        },
+    }
+
+    rootCmd.AddCommand(convertCmd, convertDirCmd)
+    rootCmd.Execute()
+}

go/ogg2mp3/ogg2mp3.cpp

@@ -0,0 +1,77 @@
+#include <iostream>
+#include <fstream>
+#include <vorbis/vorbisfile.h>
+#include <lame/lame.h>
+#include "ogg2mp3.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define OGG_FILE_ERROR 1
+#define MP3_FILE_ERROR 2
+#define OGG_DECODE_ERROR 3
+#define MP3_ENCODE_ERROR 4
+
+int convertOggToMp3(const char* oggFilePath, const char* mp3FilePath) {
+    // 打开 OGG 文件
+    FILE* oggFile = fopen(oggFilePath, "rb");
+    if (!oggFile) {
+        return OGG_FILE_ERROR;
+    }
+
+    // 打开 MP3 文件
+    FILE* mp3File = fopen(mp3FilePath, "wb");
+    if (!mp3File) {
+        fclose(oggFile);
+        return MP3_FILE_ERROR;
+    }
+
+    // 初始化 OGG 解码器
+    OggVorbis_File vf;
+    if (ov_open(oggFile, &vf, NULL, 0) < 0) {
+        fclose(oggFile);
+        fclose(mp3File);
+        return OGG_DECODE_ERROR;
+    }
+
+    // 获取音频信息
+    vorbis_info* vi = ov_info(&vf, -1);
+
+    // 初始化 LAME 编码器
+    lame_t lame = lame_init();
+    lame_set_in_samplerate(lame, vi->rate);
+    lame_set_num_channels(lame, vi->channels);
+    lame_set_VBR(lame, vbr_default);
+    lame_init_params(lame);
+
+    // 缓冲区
+    const int BUFFER_SIZE = 4096;
+    short int pcm_buffer[BUFFER_SIZE * vi->channels];
+    unsigned char mp3_buffer[BUFFER_SIZE];
+
+    int read, write;
+    int current_section;
+
+    // 读取 OGG 数据并编码为 MP3
+    while ((read = ov_read(&vf, (char*)pcm_buffer, sizeof(pcm_buffer), 0, 2, 1, &current_section)) > 0) {
+        write = lame_encode_buffer_interleaved(lame, pcm_buffer, read / (2 * vi->channels), mp3_buffer, BUFFER_SIZE);
+        fwrite(mp3_buffer, write, 1, mp3File);
+    }
+
+    // 结束编码
+    write = lame_encode_flush(lame, mp3_buffer, BUFFER_SIZE);
+    fwrite(mp3_buffer, write, 1, mp3File);
+
+    // 清理
+    lame_close(lame);
+    ov_clear(&vf);
+    fclose(mp3File);
+    // fclose(oggFile);
+
+    return 0;
+}
+
+#ifdef __cplusplus
+}
+#endif

go/ogg2mp3/ogg2mp3.h

@@ -0,0 +1,7 @@
+#ifdef __cplusplus
+extern "C" {
+#endif
+int convertOggToMp3(const char* oggFilePath, const char* mp3FilePath);
+#ifdef __cplusplus
+}
+#endif