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https://github.com/mpv-player/mpv
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05ffde6599
Since there can be multiple backends for a single API (vaapi can use GLX or EGL), not logging the exact backend name is annoying. So add it. At the same time, there is no need to duplicate the name as used by the --hwdec options, so replace it with using the numeric hwdec API ID.
58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
#ifndef MPGL_HWDEC_H_
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#define MPGL_HWDEC_H_
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#include "common.h"
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#include "video/hwdec.h"
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struct mp_hwdec_info;
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struct gl_hwdec {
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const struct gl_hwdec_driver *driver;
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struct mp_log *log;
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struct mpv_global *global;
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GL *gl;
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struct mp_hwdec_ctx *hwctx;
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// For free use by hwdec driver
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void *priv;
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// For working around the vdpau vs. vaapi mess.
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bool probing;
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// hwdec backends must set this to an IMGFMT_ that has an equivalent
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// internal representation in gl_video.c as the hardware texture.
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// It's used to build the rendering chain. For example, setting it to
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// IMGFMT_RGB0 indicates that the video texture is RGB.
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int converted_imgfmt;
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// Normally this is GL_TEXTURE_2D, but the hwdec driver can set it to
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// GL_TEXTURE_RECTANGLE. This is needed because VideoToolbox is shit.
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GLenum gl_texture_target;
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};
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struct gl_hwdec_driver {
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// Name of the interop backend. This is used for logging only.
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const char *name;
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// Used to explicitly request a specific API.
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enum hwdec_type api;
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// The hardware surface IMGFMT_ that must be passed to map_image later.
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int imgfmt;
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// Create the hwdec device. It must fill in hw->info, if applicable.
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// This also must set hw->converted_imgfmt.
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int (*create)(struct gl_hwdec *hw);
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// Prepare for rendering video. (E.g. create textures.)
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// Called on initialization, and every time the video size changes.
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// *params must be set to the format the hw textures return.
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int (*reinit)(struct gl_hwdec *hw, struct mp_image_params *params);
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// Return textures that contain a copy or reference of the given hw_image.
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int (*map_image)(struct gl_hwdec *hw, struct mp_image *hw_image,
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GLuint *out_textures);
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void (*destroy)(struct gl_hwdec *hw);
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};
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struct gl_hwdec *gl_hwdec_load_api(struct mp_log *log, GL *gl,
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struct mpv_global *g, const char *api_name);
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struct gl_hwdec *gl_hwdec_load_api_id(struct mp_log *log, GL *gl,
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struct mpv_global *g, int id);
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void gl_hwdec_uninit(struct gl_hwdec *hwdec);
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#endif
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