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#ifndef MPV_VDPAU_H
#define MPV_VDPAU_H
#include <stdbool.h>
#include <inttypes.h>
#include <pthread.h>
#include <vdpau/vdpau.h>
#include <vdpau/vdpau_x11.h>
#include "common/msg.h"
#include "hwdec.h"
#define CHECK_VDP_ERROR_ST(ctx, message, statement) \
do { \
if (vdp_st != VDP_STATUS_OK) { \
MP_ERR(ctx, "%s: %s\n", message, vdp->get_error_string(vdp_st)); \
statement \
} \
} while (0)
#define CHECK_VDP_ERROR(ctx, message) \
CHECK_VDP_ERROR_ST(ctx, message, return -1;)
#define CHECK_VDP_WARNING(ctx, message) \
do { \
if (vdp_st != VDP_STATUS_OK) \
MP_WARN(ctx, "%s: %s\n", message, vdp->get_error_string(vdp_st)); \
} while (0)
struct vdp_functions {
#define VDP_FUNCTION(vdp_type, _, mp_name) vdp_type *mp_name;
#include "video/vdpau_functions.inc"
#undef VDP_FUNCTION
};
#define MAX_VIDEO_SURFACES 50
// Shared state. Objects created from different VdpDevices are often (always?)
// incompatible to each other, so all code must use a shared VdpDevice.
struct mp_vdpau_ctx {
struct mp_log *log;
Display *x11;
struct mp_hwdec_ctx hwctx;
// These are mostly immutable, except on preemption. We don't really care
// to synchronize the preemption case fully correctly, because it's an
// extremely obscure corner case, and basically a vdpau API design bug.
// What we do will sort-of work anyway (no memory errors are possible).
struct vdp_functions vdp;
VdpGetProcAddress *get_proc_address;
VdpDevice vdp_device;
pthread_mutex_t preempt_lock;
bool is_preempted; // set to true during unavailability
uint64_t preemption_counter; // incremented after _restoring_
bool preemption_user_notified;
double last_preemption_retry_fail;
// Surface pool
pthread_mutex_t pool_lock;
int64_t age_counter;
struct surface_entry {
VdpVideoSurface surface;
VdpOutputSurface osurface;
bool allocated;
int w, h;
VdpRGBAFormat rgb_format;
VdpChromaType chroma;
bool rgb;
bool in_use;
int64_t age;
} video_surfaces[MAX_VIDEO_SURFACES];
struct mp_vdpau_mixer *getimg_mixer;
VdpOutputSurface getimg_surface;
int getimg_w, getimg_h;
};
struct mp_vdpau_ctx *mp_vdpau_create_device_x11(struct mp_log *log, Display *x11,
bool probing);
void mp_vdpau_destroy(struct mp_vdpau_ctx *ctx);
int mp_vdpau_handle_preemption(struct mp_vdpau_ctx *ctx, uint64_t *counter);
struct mp_image *mp_vdpau_get_video_surface(struct mp_vdpau_ctx *ctx,
VdpChromaType chroma, int w, int h);
bool mp_vdpau_get_format(int imgfmt, VdpChromaType *out_chroma_type,
VdpYCbCrFormat *out_pixel_format);
bool mp_vdpau_get_rgb_format(int imgfmt, VdpRGBAFormat *out_rgba_format);
struct mp_image *mp_vdpau_upload_video_surface(struct mp_vdpau_ctx *ctx,
struct mp_image *mpi);
bool mp_vdpau_guess_if_emulated(struct mp_vdpau_ctx *ctx);
#endif
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