1 files changed, 68 insertions, 0 deletions
diff --git a/include/capture/capture.h b/include/capture/capture.h
new file mode 100644
index 0000000..2eb8e42
--- /dev/null
+++ b/include/capture/capture.h
@@ -0,0 +1,68 @@
+#ifndef GSR_CAPTURE_CAPTURE_H
+#define GSR_CAPTURE_CAPTURE_H
+
+#include "../color_conversion.h"
+#include <stdbool.h>
+
+typedef struct AVCodecContext AVCodecContext;
+typedef struct AVFrame AVFrame;
+typedef void* VADisplay;
+typedef struct _VADRMPRIMESurfaceDescriptor VADRMPRIMESurfaceDescriptor;
+typedef struct gsr_cuda gsr_cuda;
+typedef struct AVFrame AVFrame;
+typedef struct CUgraphicsResource_st *CUgraphicsResource;
+typedef struct CUarray_st *CUarray;
+typedef struct CUctx_st *CUcontext;
+typedef struct CUstream_st *CUstream;
+
+typedef struct gsr_capture gsr_capture;
+
+struct gsr_capture {
+    /* These methods should not be called manually. Call gsr_capture_* instead */
+    int (*start)(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame *frame);
+    void (*tick)(gsr_capture *cap, AVCodecContext *video_codec_context); /* can be NULL */
+    bool (*should_stop)(gsr_capture *cap, bool *err); /* can be NULL */
+    int (*capture)(gsr_capture *cap, AVFrame *frame);
+    void (*capture_end)(gsr_capture *cap, AVFrame *frame); /* can be NULL */
+    void (*destroy)(gsr_capture *cap, AVCodecContext *video_codec_context);
+
+    void *priv; /* can be NULL */
+    bool started;
+};
+
+typedef struct gsr_capture_base gsr_capture_base;
+
+struct gsr_capture_base {
+    gsr_egl *egl;
+
+    unsigned int input_texture;
+    unsigned int target_textures[2];
+    unsigned int cursor_texture;
+
+    gsr_color_conversion color_conversion;
+
+    AVCodecContext *video_codec_context;
+};
+
+typedef struct {
+    gsr_cuda *cuda;
+    CUgraphicsResource *cuda_graphics_resources;
+    CUarray *mapped_arrays;
+} gsr_cuda_context;
+
+int gsr_capture_start(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame *frame);
+void gsr_capture_tick(gsr_capture *cap, AVCodecContext *video_codec_context);
+bool gsr_capture_should_stop(gsr_capture *cap, bool *err);
+int gsr_capture_capture(gsr_capture *cap, AVFrame *frame);
+void gsr_capture_end(gsr_capture *cap, AVFrame *frame);
+/* Calls |gsr_capture_stop| as well */
+void gsr_capture_destroy(gsr_capture *cap, AVCodecContext *video_codec_context);
+
+bool gsr_capture_base_setup_vaapi_textures(gsr_capture_base *self, AVFrame *frame, VADisplay va_dpy, VADRMPRIMESurfaceDescriptor *prime, gsr_color_range color_range);
+bool gsr_capture_base_setup_cuda_textures(gsr_capture_base *self, AVFrame *frame, gsr_cuda_context *cuda_context, gsr_color_range color_range, gsr_source_color source_color, bool hdr);
+void gsr_capture_base_stop(gsr_capture_base *self);
+
+bool drm_create_codec_context(const char *card_path, AVCodecContext *video_codec_context, int width, int height, bool hdr, VADisplay *va_dpy);
+bool cuda_create_codec_context(CUcontext cu_ctx, AVCodecContext *video_codec_context, int width, int height, bool hdr, CUstream *cuda_stream);
+
+#endif /* GSR_CAPTURE_CAPTURE_H */