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https://github.com/mpv-player/mpv.git
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833375f88d
Introduce hwdec-current and hwdec-interop properties. Deprecate hwdec-detected, which never made a lot of sense, and which is replaced by the new properties. hwdec-active also becomes useless, as hwdec-current is a superset, so it's deprecated too (for now).
70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
#ifndef MP_HWDEC_H_
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#define MP_HWDEC_H_
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#include "options/m_option.h"
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struct mp_image_pool;
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// keep in sync with --hwdec option (see mp_hwdec_names)
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enum hwdec_type {
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HWDEC_NONE = 0,
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HWDEC_AUTO,
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HWDEC_VDPAU,
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HWDEC_VIDEOTOOLBOX,
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HWDEC_VAAPI,
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HWDEC_VAAPI_COPY,
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HWDEC_DXVA2,
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HWDEC_DXVA2_COPY,
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HWDEC_D3D11VA,
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HWDEC_D3D11VA_COPY,
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HWDEC_RPI,
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HWDEC_MEDIACODEC,
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};
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// hwdec_type names (options.c)
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extern const struct m_opt_choice_alternatives mp_hwdec_names[];
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struct mp_hwdec_ctx {
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enum hwdec_type type;
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const char *driver_name; // NULL if unknown/not loaded
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void *priv; // for free use by hwdec implementation
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// API-specific, not needed by all backends.
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struct mp_vdpau_ctx *vdpau_ctx;
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struct mp_vaapi_ctx *vaapi_ctx;
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struct mp_d3d_ctx *d3d_ctx;
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uint32_t (*get_vt_fmt)(struct mp_hwdec_ctx *ctx);
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// Optional.
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// Allocates a software image from the pool, downloads the hw image from
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// mpi, and returns it.
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// pool can be NULL (then just use straight allocation).
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// Return NULL on error or if mpi has the wrong format.
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struct mp_image *(*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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};
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// Used to communicate hardware decoder API handles from VO to video decoder.
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// The VO can set the context pointer for supported APIs.
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struct mp_hwdec_info {
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// (Since currently only 1 hwdec API is loaded at a time, this pointer
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// simply maps to the loaded one.)
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struct mp_hwdec_ctx *hwctx;
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// Can be used to lazily load a requested API.
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// api_name is e.g. "vdpau" (like the fields above, without "_ctx")
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// Can be NULL, is idempotent, caller checks hwctx fields for success/access.
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// Due to threading, the callback is the only code that is allowed to
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// change fields in this struct after initialization.
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void (*load_api)(struct mp_hwdec_info *info, const char *api_name);
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void *load_api_ctx;
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};
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// Trivial helper to call info->load_api().
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// Implemented in vd_lavc.c.
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void hwdec_request_api(struct mp_hwdec_info *info, const char *api_name);
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#endif
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