mirror of https://github.com/mpv-player/mpv
41 lines
1.6 KiB
C
41 lines
1.6 KiB
C
#pragma once
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#include "video/out/libmpv.h"
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struct ra_tex;
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struct libmpv_gpu_context {
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struct mpv_global *global;
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struct mp_log *log;
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const struct libmpv_gpu_context_fns *fns;
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struct ra *ra;
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void *priv;
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};
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// Manage backend specific interaction between libmpv and ra backend, that can't
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// be managed by ra itself (initialization and passing FBOs).
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struct libmpv_gpu_context_fns {
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// The libmpv API type name, see MPV_RENDER_PARAM_API_TYPE.
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const char *api_name;
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// Pretty much works like render_backend_fns.init, except that the
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// API type is already checked by the caller.
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// Successful init must set ctx->ra.
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int (*init)(struct libmpv_gpu_context *ctx, mpv_render_param *params);
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// Wrap the surface passed to mpv_render_context_render() (via the params
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// array) into a ra_tex and return it. Returns a libmpv error code, and sets
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// *out to a temporary object on success. The returned object is valid until
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// another wrap_fbo() or done_frame() is called.
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// This does not need to care about generic attributes, like flipping.
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int (*wrap_fbo)(struct libmpv_gpu_context *ctx, mpv_render_param *params,
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struct ra_tex **out);
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// Signal that the ra_tex object obtained with wrap_fbo is no longer used.
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// For certain backends, this might also be used to signal the end of
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// rendering (like OpenGL doing weird crap).
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void (*done_frame)(struct libmpv_gpu_context *ctx, bool ds);
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// Free all data in ctx->priv.
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void (*destroy)(struct libmpv_gpu_context *ctx);
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};
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extern const struct libmpv_gpu_context_fns libmpv_gpu_context_gl;
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