mpv/video/decode/d3d.h

83 lines
2.8 KiB
C

/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MPV_DECODE_D3D_H
#define MPV_DECODE_D3D_H
#include <windows.h>
#include <d3d11.h>
#include <stdbool.h>
#include <inttypes.h>
struct mp_image;
struct lavc_ctx;
struct d3d_decoded_format {
DWORD dxfmt; // D3DFORMAT or DXGI_FORMAT
const char *name; // informational string repr. of dxfmt_decoded
int depth; // significant bits (not full size)
int mpfmt; // IMGFMT_ with compatible memory layout and semantics
};
struct d3d_decoder_fmt {
const GUID *guid;
const struct d3d_decoded_format *format;
};
// Must call d3d_load_dlls() before accessing. Once this is done, the DLLs
// remain loaded forever.
extern HMODULE d3d11_dll, d3d9_dll, dxva2_dll;
void d3d_load_dlls(void);
int d3d_probe_codec(const char *codec);
struct d3d_decoder_fmt d3d_select_decoder_mode(
struct lavc_ctx *s, const GUID *device_guids, UINT n_guids,
const struct d3d_decoded_format *formats, int n_formats,
bool (*test_fmt_cb)(struct lavc_ctx *s, const GUID *guid,
const struct d3d_decoded_format *fmt));
char *d3d_decoder_guid_to_desc_buf(char *buf, size_t buf_size,
const GUID *mode_guid);
#define d3d_decoder_guid_to_desc(guid) d3d_decoder_guid_to_desc_buf((char[256]){0}, 256, (guid))
void d3d_surface_align(struct lavc_ctx *s, int *w, int *h);
unsigned d3d_decoder_config_score(struct lavc_ctx *s,
GUID *guidConfigBitstreamEncryption,
UINT ConfigBitstreamRaw);
BOOL is_clearvideo(const GUID *mode_guid);
void copy_nv12(struct mp_image *dest, uint8_t *src_bits,
unsigned src_pitch, unsigned surf_height);
bool d3d11_check_decoding(ID3D11Device *dev);
struct mp_image *d3d11_download_image(struct mp_hwdec_ctx *ctx,
struct mp_image *mpi,
struct mp_image_pool *swpool);
struct AVBufferRef;
struct IDirect3DDevice9;
void d3d_hwframes_refine(struct lavc_ctx *ctx, struct AVBufferRef *hw_frames_ctx);
struct AVBufferRef *d3d11_wrap_device_ref(ID3D11Device *device);
struct AVBufferRef *d3d9_wrap_device_ref(struct IDirect3DDevice9 *device);
#endif