mirror of https://github.com/mpv-player/mpv
94 lines
2.9 KiB
C
94 lines
2.9 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 MP_VT_SWITCHER_H
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#define MP_VT_SWITCHER_H
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#include <stdbool.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include "options/m_option.h"
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#include "drm_atomic.h"
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#define DRM_OPTS_FORMAT_XRGB8888 0
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#define DRM_OPTS_FORMAT_XRGB2101010 1
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struct kms {
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struct mp_log *log;
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int fd;
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drmModeConnector *connector;
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drmModeEncoder *encoder;
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struct drm_mode mode;
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uint32_t crtc_id;
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int card_no;
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struct drm_atomic_context *atomic_context;
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};
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struct vt_switcher {
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int tty_fd;
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struct mp_log *log;
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void (*handlers[2])(void*);
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void *handler_data[2];
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};
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struct drm_opts {
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char *drm_connector_spec;
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char *drm_mode_spec;
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int drm_atomic;
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int drm_draw_plane;
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int drm_drmprime_video_plane;
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int drm_format;
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struct m_geometry drm_draw_surface_size;
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};
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struct drm_vsync_tuple {
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uint64_t ust;
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unsigned int msc;
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unsigned int sbc;
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};
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struct drm_pflip_cb_closure {
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struct drm_vsync_tuple *frame_vsync; // vsync tuple when the frame that just flipped was queued
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struct drm_vsync_tuple *vsync; // vsync tuple of the latest page flip. drm_pflip_cb updates this
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struct vo_vsync_info *vsync_info; // where the drm_pflip_cb routine writes its output
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bool *waiting_for_flip; // drm_pflip_cb writes false here before returning
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struct mp_log *log; // Needed to print error messages that shame bad drivers
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};
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bool vt_switcher_init(struct vt_switcher *s, struct mp_log *log);
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void vt_switcher_destroy(struct vt_switcher *s);
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void vt_switcher_poll(struct vt_switcher *s, int timeout_ms);
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void vt_switcher_interrupt_poll(struct vt_switcher *s);
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void vt_switcher_acquire(struct vt_switcher *s, void (*handler)(void*),
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void *user_data);
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void vt_switcher_release(struct vt_switcher *s, void (*handler)(void*),
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void *user_data);
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struct kms *kms_create(struct mp_log *log, const char *connector_spec,
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const char *mode_spec,
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int draw_plane, int drmprime_video_plane,
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bool use_atomic);
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void kms_destroy(struct kms *kms);
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double kms_get_display_fps(const struct kms *kms);
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// DRM Page Flip callback
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void drm_pflip_cb(int fd, unsigned int msc, unsigned int sec,
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unsigned int usec, void *data);
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#endif
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