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| std::shared_ptr< platf::img_t > | alloc_img () override |
| | Allocate an image buffer compatible with this display backend.
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| int | dummy_img (platf::img_t *img) override |
| | Populate a fallback image when real capture data is unavailable.
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| void | init_encoder_modifiers (platf::mem_type_e hwdevice_type) |
| | Initialize encoder modifiers for vulkan capture.
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| std::unique_ptr< platf::avcodec_encode_device_t > | make_avcodec_encode_device (platf::pix_fmt_e pix_fmt) override |
| | Create AVCodec encode device.
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| platf::capture_e | snapshot (const pull_free_image_cb_t &pull_free_image_cb, std::shared_ptr< platf::img_t > &img_out, std::chrono::milliseconds timeout, bool cursor) override |
| | Capture a display frame into the provided image object.
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| platf::capture_e | acquire_frame (const pull_free_image_cb_t &pull_free_image_cb, std::shared_ptr< platf::img_t > &img_out, std::chrono::milliseconds timeout, bool cursor, const std::map< std::uint32_t, std::vector< std::uint64_t > > *encoder_modifiers=nullptr) |
| | Capture a display frame into the provided image object.
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| platf::capture_e | capture (const push_captured_image_cb_t &push_captured_image_cb, const pull_free_image_cb_t &pull_free_image_cb, bool *cursor) override |
| | Capture frames until the stream stops or the display has to be set up again.
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| int | init (platf::mem_type_e hwdevice_type, const std::string &display_name, const ::video::config_t &config) |
| | Initialize Wayland screencopy capture for the selected output.
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| void | wait_for_next_request (std::chrono::steady_clock::time_point &next_frame) |
| | Wait until the next frame may be asked for.
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| virtual bool | get_hdr_metadata (SS_HDR_METADATA &metadata) |
| | Read HDR metadata for the active display mode.
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| virtual bool | is_codec_supported (std::string_view name, const ::video::config_t &config) |
| | Check that a given codec is supported by the display device.
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| virtual bool | is_hdr () |
| | Report whether the active display mode is HDR.
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| virtual std::unique_ptr< nvenc_encode_device_t > | make_nvenc_encode_device (pix_fmt_e pix_fmt) |
| | Create NVENC encode device.
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std::map< std::uint32_t, std::vector< std::uint64_t > > | encoder_modifiers |
| | Modifiers supported by the vulkan encoder.
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std::map< std::uint32_t, std::vector< std::uint64_t > > | intersected_modifiers |
| | Common modifiers between compositor and encoder.
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std::uint64_t | sequence {} |
| | Monotonic capture sequence assigned to Wayland frames.
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std::chrono::nanoseconds | delay |
| | Delay before the timer task becomes eligible to run.
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wl::display_t | display |
| | Wayland display connection used for capture.
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dmabuf_t | dmabuf |
| | DMA-BUF feedback and format state advertised by the compositor.
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bool | event_driven {false} |
| | Whether frames are requested with copy_with_damage.
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bool | have_frame {false} |
| | Whether this capture has delivered a frame yet.
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interface_t | interface |
| | Wayland registry interfaces required by screencopy.
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platf::mem_type_e | mem_type |
| | Mem type.
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std::chrono::steady_clock::time_point | next_request {} |
| | Earliest time the next frame may be asked for when event-driven.
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wl_output * | output |
| | Wayland output selected for capture.
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bool | requested_cursor {false} |
| | Cursor setting the last screencopy request was made with.
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int | env_height {0} |
| | Height of the full capture environment in physical pixels.
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int | env_logical_height {0} |
| | Height of the full capture environment after display scaling.
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int | env_logical_width {0} |
| | Width of the full capture environment after display scaling.
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int | env_offset_x {0} |
| | Horizontal origin of the full capture environment in native desktop coordinates.
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int | env_offset_y {0} |
| | Vertical origin of the full capture environment in native desktop coordinates.
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int | env_width {0} |
| | Width of the full capture environment in physical pixels.
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int | height {0} |
| | Height of the captured display in physical pixels.
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int | logical_height {0} |
| | Height of the captured display after display scaling.
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int | logical_width {0} |
| | Width of the captured display after display scaling.
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int | offset_x {0} |
| | Horizontal capture offset in physical pixels.
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int | offset_y {0} |
| | Vertical capture offset in physical pixels.
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int | width {0} |
| | Width of the captured display in physical pixels.
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| using | pull_free_image_cb_t = std::function<bool(std::shared_ptr<img_t> &img_out)> |
| | Get free image from pool. Calls must be synchronized. Blocks until there is free image in the pool or capture is interrupted.
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| using | push_captured_image_cb_t = std::function<bool(std::shared_ptr<img_t> &&img, bool frame_captured)> |
| | Callback for when a new image is ready. When display has a new image ready or a timeout occurs, this callback will be called with the image. If a frame was captured, frame_captured will be true. If a timeout occurred, it will be false.
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logging::time_delta_periodic_logger | sleep_overshoot_logger = {debug, "Frame capture sleep overshoot"} |
| | Periodic logger for capture sleep overshoot measurements.
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Wayland screencopy backend that exports frames as GPU resources.