feat(*): added support for copying audio/subtitle streams and pause/abort (#1179)

* feat: added Makefile target for debian
* fix: fixed Dockerfile installing the wrong package
* feat: added hwaccel for encoder and decoder
* feat: added benchmark mode
* feat: removed hard-coded keyframe info
* chore: cleaned up headers and organized code
* style: cleaned up headers and includes
* feat: added a progress bar for CLI
* feat: removed atomicity requirements on processed frames
* feat: added pause and abort for CLI
* chore: updated default preset and crf settings
* feat: added support for copying audio and subtitle streams
* fix: fixed syntax issues for MSVC
* fix: fixed audio/subtitle timestamp rescaling

Signed-off-by: k4yt3x <i@k4yt3x.com>

include/libvideo2x.h

@@ -1,13 +1,10 @@
 #ifndef LIBVIDEO2X_H
 #define LIBVIDEO2X_H
 
-#include <libavutil/pixfmt.h>
+#include <stdbool.h>
 #include <stdint.h>
 #include <time.h>
 
-#include <libavcodec/avcodec.h>
-#include <libavcodec/codec_id.h>
-
 #ifdef _WIN32
 #ifdef LIBVIDEO2X_EXPORTS
 #define LIBVIDEO2X_API __declspec(dllexport)
@@ -22,6 +19,9 @@
 extern "C" {
 #endif
 
+#include <libavcodec/avcodec.h>
+#include <libavformat/avformat.h>
+
 // Enum to specify filter type
 enum FilterType {
     FILTER_LIBPLACEBO,
@@ -38,7 +38,7 @@ struct LibplaceboConfig {
 // Configuration for RealESRGAN filter
 struct RealESRGANConfig {
     int gpuid;
-    int tta_mode;
+    bool tta_mode;
     int scaling_factor;
     const char *model;
 };
@@ -56,6 +56,7 @@ struct FilterConfig {
 struct EncoderConfig {
     int output_width;
     int output_height;
+    bool copy_streams;
     enum AVCodecID codec;
     enum AVPixelFormat pix_fmt;
     const char *preset;
@@ -63,20 +64,25 @@ struct EncoderConfig {
     float crf;
 };
 
-// Processing status
-struct ProcessingStatus {
+// Video processing context
+struct VideoProcessingContext {
     int64_t processed_frames;
     int64_t total_frames;
     time_t start_time;
+    bool pause;
+    bool abort;
+    bool completed;
 };
 
 // C-compatible process_video function
 LIBVIDEO2X_API int process_video(
     const char *input_filename,
     const char *output_filename,
+    bool benchmark,
+    enum AVHWDeviceType hw_device_type,
     const struct FilterConfig *filter_config,
     struct EncoderConfig *encoder_config,
-    struct ProcessingStatus *status
+    struct VideoProcessingContext *proc_ctx
 );
 
 #ifdef __cplusplus