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| std::shared_ptr< img_t > | alloc_img () override |
| | Allocate an image buffer compatible with this display backend.
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| 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 KMS frames until capture stops or the display needs reinitialization.
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| | display_vram_t (mem_type_e mem_type) |
| | Explicitly initialize a KMS display backend that exports frames as GPU resources.
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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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| int | init (const std::string &display_name, const ::video::config_t &config) |
| | Initialize KMS capture that exports frames as GPU resources.
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| std::unique_ptr< avcodec_encode_device_t > | make_avcodec_encode_device (pix_fmt_e pix_fmt) override |
| | Create AVCodec encode device.
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| capture_e | snapshot (const pull_free_image_cb_t &pull_free_image_cb, std::shared_ptr< platf::img_t > &img_out, std::chrono::milliseconds, bool cursor) |
| | Capture a display frame into the provided image object.
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| | display_t (mem_type_e mem_type) |
| | Explicitly initialize common KMS display state for the requested memory type.
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| bool | get_hdr_metadata (SS_HDR_METADATA &metadata) override |
| | Read HDR metadata for the active display mode.
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| int | init (const std::string &display_name, const ::video::config_t &config) |
| | Initialize the base KMS capture state for the selected monitor.
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| bool | is_hdr () override |
| | Report whether the active display mode is HDR.
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| capture_e | refresh (file_t *file, egl::surface_descriptor_t *sd, std::optional< std::chrono::steady_clock::time_point > &frame_timestamp) |
| | Refresh cached platform state from the operating system.
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void | update_cursor () |
| | Update cached cursor-plane image and position.
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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 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::uint64_t | sequence {} |
| | Monotonic capture sequence assigned to KMS frames.
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cursor_t | captured_cursor {} |
| | Captured cursor.
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card_t | card |
| | Card.
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std::optional< uint32_t > | connector_id |
| | Connector ID.
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int | crtc_id |
| | Crtc ID.
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int | crtc_index |
| | Crtc index.
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int | cursor_plane_id |
| | Cursor plane ID.
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std::chrono::nanoseconds | delay |
| | Delay before the timer task becomes eligible to run.
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kms::empty_plane_timer_t | empty_plane_timer {250ms} |
| | Reinitializes capture once the captured plane stays empty.
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std::optional< uint64_t > | hdr_metadata_blob_id |
| | HDR metadata blob ID.
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int | img_height |
| | Img height.
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int | img_offset_x |
| | Img offset x.
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int | img_offset_y |
| | Img offset y.
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int | img_width |
| | Img width.
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mem_type_e | mem_type |
| | Mem type.
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int | plane_id |
| | Plane ID.
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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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KMS capture backend that exports frames as GPU resources.