initHEADmaster

1 files changed, 64 insertions, 0 deletions

diff --git a/include/capture/capture.h b/include/capture/capture.h
new file mode 100644
index 0000000..56cf909
--- /dev/null
+++ b/include/capture/capture.h
@@ -0,0 +1,64 @@
+#ifndef GSR_CAPTURE_CAPTURE_H
+#define GSR_CAPTURE_CAPTURE_H
+
+#include "../color_conversion.h"
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+typedef struct AVCodecContext AVCodecContext;
+typedef struct AVStream AVStream;
+typedef struct AVFrame AVFrame;
+typedef struct AVMasteringDisplayMetadata AVMasteringDisplayMetadata;
+typedef struct AVContentLightMetadata AVContentLightMetadata;
+typedef struct gsr_capture gsr_capture;
+typedef struct gsr_capture_metadata gsr_capture_metadata;
+
+typedef enum {
+    GSR_CAPTURE_ALIGN_START,
+    GSR_CAPTURE_ALIGN_CENTER,
+    GSR_CAPTURE_ALIGN_END
+} gsr_capture_alignment;
+
+struct gsr_capture_metadata {
+    // Size of the video
+    vec2i video_size;
+    // The captured output gets scaled to this size. By default this will be the same size as the captured target
+    vec2i recording_size;
+    vec2i position;
+    int fps;
+    gsr_capture_alignment halign;
+    gsr_capture_alignment valign;
+    gsr_flip flip;
+};
+
+struct gsr_capture {
+    /* These methods should not be called manually. Call gsr_capture_* instead. |capture_metadata->video_size| should be set by this function */
+    int (*start)(gsr_capture *cap, gsr_capture_metadata *capture_metadata);
+    void (*on_event)(gsr_capture *cap, gsr_egl *egl); /* can be NULL */
+    void (*tick)(gsr_capture *cap); /* can be NULL. If there is an event then |on_event| is called before this */
+    bool (*should_stop)(gsr_capture *cap, bool *err); /* can be NULL. If NULL, return false */
+    bool (*capture_has_synchronous_task)(gsr_capture *cap); /* can be NULL. If this returns true then the time spent in |capture| is ignored for video/audio (capture is paused while the synchronous task happens) */
+    void (*pre_capture)(gsr_capture *cap, gsr_capture_metadata *capture_metadata, gsr_color_conversion *color_conversion); /* can be NULL */
+    int (*capture)(gsr_capture *cap, gsr_capture_metadata *capture_metadata, gsr_color_conversion *color_conversion); /* Return 0 if the frame was captured */
+    bool (*uses_external_image)(gsr_capture *cap); /* can be NULL. If NULL, return false */
+    bool (*set_hdr_metadata)(gsr_capture *cap, AVMasteringDisplayMetadata *mastering_display_metadata, AVContentLightMetadata *light_metadata); /* can be NULL. If NULL, return false */
+    uint64_t (*get_window_id)(gsr_capture *cap); /* can be NULL. Returns 0 if unknown */
+    bool (*is_damaged)(gsr_capture *cap); /* can be NULL */
+    void (*clear_damage)(gsr_capture *cap); /* can be NULL */
+    void (*destroy)(gsr_capture *cap);
+
+    void *priv; /* can be NULL */
+    bool started;
+};
+
+int gsr_capture_start(gsr_capture *cap, gsr_capture_metadata *capture_metadata);
+void gsr_capture_on_event(gsr_capture *cap, gsr_egl *egl);
+void gsr_capture_tick(gsr_capture *cap);
+bool gsr_capture_should_stop(gsr_capture *cap, bool *err);
+int gsr_capture_capture(gsr_capture *cap, gsr_capture_metadata *capture_metadata, gsr_color_conversion *color_conversion);
+bool gsr_capture_uses_external_image(gsr_capture *cap);
+bool gsr_capture_set_hdr_metadata(gsr_capture *cap, AVMasteringDisplayMetadata *mastering_display_metadata, AVContentLightMetadata *light_metadata);
+void gsr_capture_destroy(gsr_capture *cap);
+
+#endif /* GSR_CAPTURE_CAPTURE_H */