feat: video auto reconnect

src/types.h

@@ -135,34 +135,6 @@ typedef struct ShaderProgram {
 #endif /* VIDEO_IN */
 } ShaderProgram;
 
-// video.c
-
-typedef struct VideoCapture {
-  char name[STR_LEN];
-  bool error;
-  bool disconnected;
-  bool needs_reload;
-  bool with_swap;
-  bool swap;
-  unsigned int fps;
-  int fd;
-  int exp_fd;
-  int exp_fd_swap;
-  unsigned int width;
-  unsigned int height;
-  unsigned int pixelformat;
-  unsigned int bytesperline;
-#ifdef VIDEO_IN
-  struct v4l2_buffer buf;
-  struct v4l2_buffer buf_swap;
-#endif /* VIDEO_IN */
-} VideoCapture;
-
-typedef struct VideoCaptureArray {
-  VideoCapture values[MAX_VIDEO];
-  unsigned int length;
-} VideoCaptureArray;
-
 // window.c
 
 typedef GLFWwindow Window;
@@ -182,11 +154,16 @@ typedef struct Tempo {
 
 // context.c
 
-typedef struct SharedContext {
+typedef struct Context {
   int fd;
   vec2 resolution;
   vec2 tex_resolution;
+#ifdef VIDEO_IN
   vec2 input_resolutions[MAX_VIDEO];
+  unsigned int input_formats[MAX_VIDEO];
+  unsigned int input_fps[MAX_VIDEO];
+  bool input_swap[MAX_VIDEO];
+#endif /* VIDEO_IN */
   double time;
   Tempo tempo;
   double tempo_total;
@@ -200,9 +177,59 @@ typedef struct SharedContext {
   unsigned int auto_random_cycle;
   unsigned int seeds[MAX_FRAG];
   unsigned int fps;
-  VideoCaptureArray inputs;
-  bool stop;
-} SharedContext;
+  _Atomic bool stop;
+} Context;
+
+// video.c
+
+#ifdef VIDEO_IN
+
+typedef struct VideoCapture {
+  char name[STR_LEN];
+  _Atomic bool error;
+  _Atomic bool disconnected;
+  _Atomic bool needs_reload;
+  bool with_swap;
+  _Atomic bool swap;
+  int fd;
+  int exp_fd;
+  int exp_fd_swap;
+  unsigned int width;
+  unsigned int height;
+  unsigned int pixelformat;
+  unsigned int bytesperline;
+  struct v4l2_buffer buf;
+  struct v4l2_buffer buf_swap;
+} VideoCapture;
+
+typedef struct VideoCaptureArray {
+  VideoCapture values[MAX_VIDEO];
+  unsigned int length;
+} VideoCaptureArray;
+
+typedef struct VideoBackgroundReadArgs {
+  VideoCapture *capture;
+  Context *context;
+  int input_index;
+  bool trace_fps;
+} VideoBackgroundReadArgs;
+
+#endif /* VIDEO_IN */
+
+// midi.c
+
+typedef struct MidiDevice {
+  bool error;
+  char name[STR_LEN];
+  snd_rawmidi_t *input;
+  snd_rawmidi_t *output;
+} MidiDevice;
+
+typedef struct MidiBackgroundListenArgs {
+  MidiDevice *device;
+  Context *context;
+  void (*event_callback)(unsigned char code, unsigned char value);
+} MidiBackgroundReadArgs;
 
 // state.c
 
@@ -240,6 +267,12 @@ typedef struct StateConfig {
   UintArray hotkey_save;
 } StateConfig;
 
+typedef struct StateBackgroundWriteArgs {
+  Context *context;
+  StateConfig state_config;
+  MidiDevice *midi;
+} StateBackgroundWriteArgs;
+
 // timer.c
 
 typedef struct Timer {
@@ -260,15 +293,6 @@ typedef struct ConfigFileItem {
   char value[STR_LEN];
 } ConfigFileItem;
 
-// midi.c
-
-typedef struct MidiDevice {
-  bool error;
-  char name[STR_LEN];
-  snd_rawmidi_t *input;
-  snd_rawmidi_t *output;
-} MidiDevice;
-
 // project.c
 
 typedef struct Project {