添加视频压缩代码

others/C/video_compression/src/error.c

@@ -0,0 +1,54 @@
+#include "error.h"
+#include "logger.h"
+#include <string.h>
+#include <stdlib.h>
+
+static ErrorCode current_error = ERR_NONE;
+static char* error_message = NULL;
+
+void error_set(ErrorCode code, const char* message) {
+    current_error = code;
+    
+    if (error_message != NULL) {
+        free(error_message);
+        error_message = NULL;
+    }
+    
+    if (message != NULL) {
+        error_message = strdup(message);
+    }
+    
+    // 记录错误日志
+    if (code != ERR_NONE) {
+        const char* error_name;
+        switch (code) {
+            case ERR_FILE_NOT_FOUND: error_name = "File not found"; break;
+            case ERR_INVALID_ARGUMENT: error_name = "Invalid argument"; break;
+            case ERR_MEMORY_ALLOC: error_name = "Memory allocation failed"; break;
+            case ERR_FFMPEG: error_name = "FFmpeg error"; break;
+            default: error_name = "Unknown error"; break;
+        }
+        
+        if (message != NULL) {
+            logger_log(LOG_ERROR, "%s: %s", error_name, message);
+        } else {
+            logger_log(LOG_ERROR, "%s", error_name);
+        }
+    }
+}
+
+ErrorCode error_get_code() {
+    return current_error;
+}
+
+const char* error_get_message() {
+    return error_message;
+}
+
+void error_clear() {
+    current_error = ERR_NONE;
+    if (error_message != NULL) {
+        free(error_message);
+        error_message = NULL;
+    }
+}