From a091c00c00c1d5ae5e3da7ef31b98293c76d479f Mon Sep 17 00:00:00 2001 From: pants Date: Mon, 21 Sep 2026 14:16:59 -0700 Subject: init --- include/capture/capture.h | 64 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 include/capture/capture.h (limited to 'include/capture/capture.h') 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 +#include +#include + +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 */ -- cgit v1.2.3