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