99 lines
3.0 KiB
C
99 lines
3.0 KiB
C
/*
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* Copyright 2022 Collabora, Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#pragma once
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#include <libweston/libweston.h>
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/** Copy of weston_capture_v1.source enum from protocol */
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enum weston_output_capture_source {
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/** DRM KMS hardware writeback */
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WESTON_OUTPUT_CAPTURE_SOURCE_WRITEBACK = 0,
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/** framebuffer desktop area */
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WESTON_OUTPUT_CAPTURE_SOURCE_FRAMEBUFFER,
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/** complete framebuffer, including borders if any */
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WESTON_OUTPUT_CAPTURE_SOURCE_FULL_FRAMEBUFFER,
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/** blending buffer, potentially light-linear */
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WESTON_OUTPUT_CAPTURE_SOURCE_BLENDING,
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};
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#define WESTON_OUTPUT_CAPTURE_SOURCE__COUNT (WESTON_OUTPUT_CAPTURE_SOURCE_BLENDING + 1)
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struct weston_output_capture_info;
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/*
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* For weston_output core implementation:
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*/
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struct weston_output_capture_info *
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weston_output_capture_info_create(void);
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void
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weston_output_capture_info_destroy(struct weston_output_capture_info **cip);
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void
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weston_output_capture_info_repaint_done(struct weston_output_capture_info *ci);
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/*
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* For actual capturing implementations (renderers, DRM-backend):
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*/
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void
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weston_output_update_capture_info(struct weston_output *output,
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enum weston_output_capture_source src,
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int width, int height,
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const struct pixel_format_info *format);
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bool
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weston_output_has_capture_tasks(struct weston_output *output);
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struct weston_capture_task;
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struct weston_capture_task *
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weston_output_pull_capture_task(struct weston_output *output,
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enum weston_output_capture_source src,
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int width, int height,
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const struct pixel_format_info *format);
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struct weston_buffer *
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weston_capture_task_get_buffer(struct weston_capture_task *ct);
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void
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weston_capture_task_retire_failed(struct weston_capture_task *ct,
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const char *err_msg);
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void
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weston_capture_task_retire_complete(struct weston_capture_task *ct);
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/*
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* entry point for weston_compositor
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*/
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void
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weston_compositor_install_capture_protocol(struct weston_compositor *compositor);
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