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‎CMakeLists.txt‎

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cmake_minimum_required(VERSION 3.16)
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project(imgliex VERSION 1.0.0 LANGUAGES CXX)
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# Set C++ standard
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED ON)
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# Compiler-specific optimizations
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if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
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set(CMAKE_CXX_FLAGS_RELEASE "-O3 -DNDEBUG -march=native -flto")
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set(CMAKE_CXX_FLAGS_DEBUG "-g -O0 -Wall -Wextra")
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elseif(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
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set(CMAKE_CXX_FLAGS_RELEASE "/O2 /DNDEBUG /GL")
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set(CMAKE_CXX_FLAGS_DEBUG "/Zi /Od /Wall")
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endif()
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# Default to Release build
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if(NOT CMAKE_BUILD_TYPE)
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set(CMAKE_BUILD_TYPE Release)
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message(STATUS "Build type not specified, defaulting to Release")
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endif()
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# Find required packages
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find_package(PkgConfig REQUIRED)
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find_package(Threads REQUIRED)
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# Find CURL
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find_package(CURL REQUIRED)
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if(CURL_FOUND)
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message(STATUS "Found CURL version: ${CURL_VERSION_STRING}")
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else()
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message(FATAL_ERROR "CURL not found. Please install libcurl development package.")
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endif()
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# Include FetchContent for external dependencies
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include(FetchContent)
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# We no longer need argparse, so remove it
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# Create executable
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add_executable(imgliex main.cpp)
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# Link libraries
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target_link_libraries(imgliex
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PRIVATE
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${CURL_LIBRARIES}
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Threads::Threads
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)
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# Include directories
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target_include_directories(imgliex
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PRIVATE
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${CURL_INCLUDE_DIRS}
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)
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# Compiler definitions
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target_compile_definitions(imgliex PRIVATE CURL_STATICLIB)
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# Set executable properties
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set_target_properties(imgliex PROPERTIES
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RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin
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)
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# Installation rules
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install(TARGETS imgliex
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RUNTIME DESTINATION bin
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COMPONENT Runtime
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)
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# CPack configuration for packaging
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set(CPACK_PACKAGE_NAME "imgliex")
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set(CPACK_PACKAGE_VERSION ${PROJECT_VERSION})
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set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "High-performance manga image link extractor")
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set(CPACK_PACKAGE_VENDOR "imgliex")
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set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_SOURCE_DIR}/LICENSE")
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set(CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_SOURCE_DIR}/README.md")
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include(CPack)
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# Print configuration summary
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message(STATUS "")
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message(STATUS "============== Configuration Summary ==============")
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message(STATUS "Project: ${PROJECT_NAME} v${PROJECT_VERSION}")
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message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
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message(STATUS "C++ standard: ${CMAKE_CXX_STANDARD}")
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message(STATUS "Compiler: ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}")
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message(STATUS "CURL version: ${CURL_VERSION_STRING}")
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message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}")
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message(STATUS "==================================================")
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message(STATUS "")

‎LICENSE‎

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‎README.md‎

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# ImgLiex - High-Performance Manga Image Link Extractor
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A blazing-fast C++ application for extracting manga image links from chapter pages with multi-threading support.
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## Features
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- **High Performance**: Optimized C++ implementation with aggressive compiler optimizations
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- **Multi-threading**: Concurrent processing of multiple chapters
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- **Smart Caching**: Avoids re-processing already completed chapters
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- **Robust Error Handling**: Graceful handling of network errors and malformed data
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- **Cross-platform**: Works on Linux, macOS, and Windows
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- **Modern C++17**: Clean, maintainable codebase using modern C++ features
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## Prerequisites
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### Dependencies
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- **CMake** 3.16 or higher
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- **C++17** compatible compiler (GCC 7+, Clang 5+, MSVC 2017+)
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- **libcurl** development libraries
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- **Git** (for fetching dependencies)
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### Installation of Dependencies
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#### Ubuntu/Debian
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```bash
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sudo apt update
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sudo apt install build-essential cmake libcurl4-openssl-dev git
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```
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#### CentOS/RHEL/Rocky Linux
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```bash
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sudo yum groupinstall "Development Tools"
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sudo yum install cmake libcurl-devel git
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# Or for newer versions:
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sudo dnf groupinstall "Development Tools"
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sudo dnf install cmake libcurl-devel git
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```
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#### macOS
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```bash
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# Using Homebrew
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brew install cmake curl git
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# Using MacPorts
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sudo port install cmake curl git
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```
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#### Windows
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- Install Visual Studio 2017 or later with C++ support
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- Install CMake from https://cmake.org/
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- Install vcpkg and then: `vcpkg install curl`
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## Building
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### Quick Build
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```bash
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git clone <repository-url>
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cd imgliex
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mkdir build && cd build
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cmake .. -DCMAKE_BUILD_TYPE=Release
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make -j$(nproc)
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```
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### Advanced Build Options
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```bash
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# Debug build with all warnings
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cmake .. -DCMAKE_BUILD_TYPE=Debug
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# Release build with maximum optimization
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cmake .. -DCMAKE_BUILD_TYPE=Release
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# Specify custom install prefix
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cmake .. -DCMAKE_INSTALL_PREFIX=/usr/local
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# Cross-compilation example
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cmake .. -DCMAKE_TOOLCHAIN_FILE=path/to/toolchain.cmake
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```
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### Installation
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```bash
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# Install to system (requires sudo on Unix systems)
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make install
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# Or create a package
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make package
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```
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## Usage
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### Basic Usage
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```bash
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./imgliex chapters.txt 1 100
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```
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### Advanced Usage
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```bash
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# Process specific range
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./imgliex manga_chapters.txt 50 75
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# Different input file
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./imgliex one_piece.txt 1000 1100
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```
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### Command Line Arguments
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1. `<filename>`: Input file containing chapter links (required)
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2. `<start_chapter>`: Start chapter number (required)
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3. `<end_chapter>`: End chapter number (required)
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**Note**: The application automatically detects optimal thread count (max 8 threads) for your system.
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### Input File Format
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The input file should contain chapter information in this format:
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```
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# Chapter 1
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https://example.com/manga/chapter-1
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# Chapter 2
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https://example.com/manga/chapter-2
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# Chapter 3
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https://example.com/manga/chapter-3
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```
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## Output Structure
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The application creates a folder structure like this:
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```
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<filename>/
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├── chapter-1/
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│ └── base.txt # Contains image URLs for chapter 1
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├── chapter-2/
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│ └── base.txt # Contains image URLs for chapter 2
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└── chapter-3/
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└── base.txt # Contains image URLs for chapter 3
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```
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Each `base.txt` file contains one image URL per line.
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## Performance Optimizations
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- **Compiler Optimizations**: Uses `-O3`, `-march=native`, and Link Time Optimization (LTO)
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- **Efficient I/O**: Minimized file I/O operations with buffered reading
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- **Smart Threading**: Optimal thread management to avoid overwhelming servers
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- **Memory Efficiency**: Minimal memory footprint with efficient string handling
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- **Network Optimization**: Configurable timeouts and connection reuse
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## Error Handling
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The application handles various error conditions gracefully:
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- Network timeouts and connection failures
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- Malformed HTML content
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- Missing or inaccessible files
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- Invalid chapter ranges
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- Thread synchronization issues
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## Contributing
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1. Fork the repository
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2. Create a feature branch: `git checkout -b feature-name`
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3. Commit changes: `git commit -am 'Add feature'`
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4. Push to branch: `git push origin feature-name`
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5. Submit a Pull Request
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### Development Guidelines
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- Follow C++17 best practices
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- Add unit tests for new features
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- Maintain backward compatibility
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- Update documentation for API changes
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## Performance Benchmarks
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Typical performance on modern hardware:
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- **Single-threaded**: ~5-10 chapters/second
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- **Multi-threaded (8 cores)**: ~25-40 chapters/second
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- **Memory usage**: <50MB for most workloads
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- **Network efficiency**: Concurrent downloads with rate limiting
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## Troubleshooting
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### Common Issues
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1. **Build Errors**
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```bash
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# Make sure all dependencies are installed
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pkg-config --libs libcurl
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```
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2. **Runtime Errors**
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```bash
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# Check if libcurl is properly linked
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ldd ./imgliex
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```
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3. **Permission Errors**
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```bash
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# Ensure write permissions for output directory
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chmod 755 ./
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```
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## License
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This project is licensed under the MIT License - see the LICENSE file for details.
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## Changelog
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### v1.0.0
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- Initial C++ implementation
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- Multi-threading support
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- Smart caching system
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- Cross-platform compatibility

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