mirror of
https://github.com/k4yt3x/video2x.git
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153 lines
3.2 KiB
C
153 lines
3.2 KiB
C
#ifndef LIBVIDEO2X_H
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#define LIBVIDEO2X_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <time.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <libavcodec/avcodec.h>
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#include <libavformat/avformat.h>
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#ifdef __cplusplus
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}
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#endif
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#include "char_defs.h"
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#ifdef _WIN32
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#ifdef LIBVIDEO2X_EXPORTS
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#define LIBVIDEO2X_API __declspec(dllexport)
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#else
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#define LIBVIDEO2X_API __declspec(dllimport)
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#endif
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#else
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#define LIBVIDEO2X_API
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Enum to specify filter type
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enum FilterType {
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FILTER_LIBPLACEBO,
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FILTER_REALESRGAN
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};
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// Enum to specify log level
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enum Libvideo2xLogLevel {
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LIBVIDEO2X_LOG_LEVEL_TRACE,
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LIBVIDEO2X_LOG_LEVEL_DEBUG,
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LIBVIDEO2X_LOG_LEVEL_INFO,
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LIBVIDEO2X_LOG_LEVEL_WARNING,
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LIBVIDEO2X_LOG_LEVEL_ERROR,
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LIBVIDEO2X_LOG_LEVEL_CRITICAL,
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LIBVIDEO2X_LOG_LEVEL_OFF
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};
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// Configuration for Libplacebo filter
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struct LibplaceboConfig {
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int out_width;
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int out_height;
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const CharType *shader_path;
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};
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// Configuration for RealESRGAN filter
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struct RealESRGANConfig {
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bool tta_mode;
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int scaling_factor;
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const CharType *model_name;
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};
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// Unified filter configuration
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struct FilterConfig {
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enum FilterType filter_type;
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union {
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struct LibplaceboConfig libplacebo;
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struct RealESRGANConfig realesrgan;
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} config;
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};
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// Encoder configurations
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struct EncoderConfig {
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// Non-AVCodecContext options
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enum AVCodecID codec;
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bool copy_streams;
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// Basic video options
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int width;
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int height;
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enum AVPixelFormat pix_fmt;
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// Rate control and compression
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int64_t bit_rate;
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int rc_buffer_size;
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int rc_min_rate;
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int rc_max_rate;
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int qmin;
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int qmax;
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// GOP and frame structure
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int gop_size;
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int max_b_frames;
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int keyint_min;
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int refs;
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// Performance and threading
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int thread_count;
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// Latency and buffering
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int delay;
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// Extra AVOptions
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struct {
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const char *key;
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const char *value;
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} *extra_options;
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size_t nb_extra_options;
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};
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// Video processing context
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struct VideoProcessingContext {
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int64_t processed_frames;
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int64_t total_frames;
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time_t start_time;
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bool pause;
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bool abort;
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bool completed;
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};
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/**
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* @brief Process a video file using the selected filter and encoder settings.
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*
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* @param[in] in_fname Path to the input video file
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* @param[in] out_fname Path to the output video file
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* @param[in] log_level Log level
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* @param[in] benchmark Flag to enable benchmarking mode
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* @param[in] vk_device_index Vulkan device index
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* @param[in] hw_type Hardware device type
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* @param[in] filter_config Filter configurations
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* @param[in] encoder_config Encoder configurations
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* @param[in,out] proc_ctx Video processing context
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* @return int 0 on success, non-zero value on error
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*/
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LIBVIDEO2X_API int process_video(
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const CharType *in_fname,
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const CharType *out_fname,
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enum Libvideo2xLogLevel log_level,
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bool benchmark,
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uint32_t vk_device_index,
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enum AVHWDeviceType hw_device_type,
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const struct FilterConfig *filter_config,
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struct EncoderConfig *encoder_config,
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struct VideoProcessingContext *proc_ctx
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);
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#ifdef __cplusplus
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}
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#endif
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#endif // LIBVIDEO2X_H
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