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#ifndef GSR_VAAPI_H
#define GSR_VAAPI_H
#include <stdint.h>
#include <stdbool.h>
typedef void* VADisplay;
typedef int VAStatus;
typedef unsigned int VAGenericID;
typedef VAGenericID VASurfaceID;
typedef struct {
/** Pixel format fourcc of the whole surface (VA_FOURCC_*). */
uint32_t fourcc;
/** Width of the surface in pixels. */
uint32_t width;
/** Height of the surface in pixels. */
uint32_t height;
/** Number of distinct DRM objects making up the surface. */
uint32_t num_objects;
/** Description of each object. */
struct {
/** DRM PRIME file descriptor for this object. */
int fd;
/** Total size of this object (may include regions which are
* not part of the surface). */
uint32_t size;
/** Format modifier applied to this object. */
uint64_t drm_format_modifier;
} objects[4];
/** Number of layers making up the surface. */
uint32_t num_layers;
/** Description of each layer in the surface. */
struct {
/** DRM format fourcc of this layer (DRM_FOURCC_*). */
uint32_t drm_format;
/** Number of planes in this layer. */
uint32_t num_planes;
/** Index in the objects array of the object containing each
* plane. */
uint32_t object_index[4];
/** Offset within the object of each plane. */
uint32_t offset[4];
/** Pitch of each plane. */
uint32_t pitch[4];
} layers[4];
} VADRMPRIMESurfaceDescriptor;
#define VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2 0x40000000
#define VA_EXPORT_SURFACE_READ_WRITE 0x0003
#define VA_EXPORT_SURFACE_SEPARATE_LAYERS 0x0004
typedef struct {
void *library;
VAStatus (*vaExportSurfaceHandle)(VADisplay dpy, VASurfaceID surface_id, uint32_t mem_type, uint32_t flags, void *descriptor);
VAStatus (*vaSyncSurface)(VADisplay dpy, VASurfaceID render_target);
} gsr_vaapi;
bool gsr_vaapi_load(gsr_vaapi *self);
void gsr_vaapi_unload(gsr_vaapi *self);
#endif /* GSR_VAAPI_H */
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