mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
synced 2025-02-28 02:26:21 +00:00
779 lines
30 KiB
Rust
779 lines
30 KiB
Rust
// Copyright (C) 2019 Sebastian Dröge <sebastian@centricular.com>
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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use gst::glib;
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use gst::gst_debug;
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use gst::subclass::prelude::*;
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use gst_video::prelude::*;
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use gst_video::subclass::prelude::*;
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use once_cell::sync::Lazy;
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use rav1e::color;
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use rav1e::config;
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use rav1e::data;
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use std::sync::Mutex;
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const DEFAULT_SPEED_PRESET: u32 = 5;
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const DEFAULT_LOW_LATENCY: bool = false;
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const DEFAULT_MIN_KEY_FRAME_INTERVAL: u64 = 12;
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const DEFAULT_MAX_KEY_FRAME_INTERVAL: u64 = 240;
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const DEFAULT_BITRATE: i32 = 0;
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const DEFAULT_QUANTIZER: usize = 100;
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const DEFAULT_TILE_COLS: usize = 0;
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const DEFAULT_TILE_ROWS: usize = 0;
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const DEFAULT_TILES: usize = 0;
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const DEFAULT_THREADS: usize = 0;
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#[derive(Debug, Clone, Copy)]
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struct Settings {
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speed_preset: u32,
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low_latency: bool,
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min_key_frame_interval: u64,
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max_key_frame_interval: u64,
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bitrate: i32,
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quantizer: usize,
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tile_cols: usize,
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tile_rows: usize,
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tiles: usize,
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threads: usize,
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}
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impl Default for Settings {
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fn default() -> Self {
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Settings {
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speed_preset: DEFAULT_SPEED_PRESET,
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low_latency: DEFAULT_LOW_LATENCY,
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min_key_frame_interval: DEFAULT_MIN_KEY_FRAME_INTERVAL,
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max_key_frame_interval: DEFAULT_MAX_KEY_FRAME_INTERVAL,
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bitrate: DEFAULT_BITRATE,
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quantizer: DEFAULT_QUANTIZER,
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tile_cols: DEFAULT_TILE_COLS,
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tile_rows: DEFAULT_TILE_ROWS,
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tiles: DEFAULT_TILES,
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threads: DEFAULT_THREADS,
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}
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}
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}
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enum Context {
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Eight(rav1e::Context<u8>),
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Sixteen(rav1e::Context<u16>),
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}
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impl Context {
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fn receive_packet(
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&mut self,
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) -> Result<(data::FrameType, u64, u32, Vec<u8>), data::EncoderStatus> {
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match self {
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Context::Eight(ref mut context) => context.receive_packet().map(|packet| {
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(
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packet.frame_type,
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packet.input_frameno,
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*packet
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.opaque
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.and_then(|o| o.downcast::<u32>().ok())
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.expect("no frame number"),
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packet.data,
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)
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}),
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Context::Sixteen(ref mut context) => context.receive_packet().map(|packet| {
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(
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packet.frame_type,
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packet.input_frameno,
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*packet
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.opaque
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.and_then(|o| o.downcast::<u32>().ok())
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.expect("no frame number"),
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packet.data,
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)
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}),
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}
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}
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fn send_frame(
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&mut self,
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in_frame: Option<(u32, &gst_video::VideoFrameRef<&gst::BufferRef>)>,
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force_keyframe: bool,
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) -> Result<(), data::EncoderStatus> {
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match self {
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Context::Eight(ref mut context) => {
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if let Some((frame_number, in_frame)) = in_frame {
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let mut enc_frame = context.new_frame();
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enc_frame.planes[0].copy_from_raw_u8(
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in_frame.plane_data(0).unwrap(),
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in_frame.plane_stride()[0] as usize,
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1,
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);
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if in_frame.n_planes() > 1 {
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enc_frame.planes[1].copy_from_raw_u8(
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in_frame.plane_data(1).unwrap(),
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in_frame.plane_stride()[1] as usize,
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1,
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);
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enc_frame.planes[2].copy_from_raw_u8(
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in_frame.plane_data(2).unwrap(),
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in_frame.plane_stride()[2] as usize,
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1,
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);
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}
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context.send_frame((
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enc_frame,
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Some(rav1e::data::FrameParameters {
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frame_type_override: if force_keyframe {
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rav1e::prelude::FrameTypeOverride::Key
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} else {
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rav1e::prelude::FrameTypeOverride::No
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},
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opaque: Some(rav1e::prelude::Opaque::new(frame_number)),
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}),
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))
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} else {
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context.send_frame(None)
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}
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}
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Context::Sixteen(ref mut context) => {
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if let Some((frame_number, in_frame)) = in_frame {
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let mut enc_frame = context.new_frame();
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enc_frame.planes[0].copy_from_raw_u8(
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in_frame.plane_data(0).unwrap(),
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in_frame.plane_stride()[0] as usize,
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2,
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);
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if in_frame.n_planes() > 1 {
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enc_frame.planes[1].copy_from_raw_u8(
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in_frame.plane_data(1).unwrap(),
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in_frame.plane_stride()[1] as usize,
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2,
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);
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enc_frame.planes[2].copy_from_raw_u8(
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in_frame.plane_data(2).unwrap(),
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in_frame.plane_stride()[2] as usize,
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2,
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);
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}
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context.send_frame((
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enc_frame,
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Some(rav1e::data::FrameParameters {
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frame_type_override: if force_keyframe {
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rav1e::prelude::FrameTypeOverride::Key
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} else {
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rav1e::prelude::FrameTypeOverride::No
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},
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opaque: Some(rav1e::prelude::Opaque::new(frame_number)),
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}),
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))
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} else {
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context.send_frame(None)
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}
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}
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}
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}
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fn flush(&mut self) {
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match self {
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Context::Eight(ref mut context) => context.flush(),
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Context::Sixteen(ref mut context) => context.flush(),
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}
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}
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}
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struct State {
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context: Context,
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video_info: gst_video::VideoInfo,
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}
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#[derive(Default)]
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pub struct Rav1Enc {
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state: Mutex<Option<State>>,
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settings: Mutex<Settings>,
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}
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static CAT: Lazy<gst::DebugCategory> = Lazy::new(|| {
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gst::DebugCategory::new(
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"rav1enc",
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gst::DebugColorFlags::empty(),
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Some("rav1e AV1 encoder"),
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)
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});
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#[glib::object_subclass]
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impl ObjectSubclass for Rav1Enc {
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const NAME: &'static str = "Rav1Enc";
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type Type = super::Rav1Enc;
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type ParentType = gst_video::VideoEncoder;
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}
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impl ObjectImpl for Rav1Enc {
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fn properties() -> &'static [glib::ParamSpec] {
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static PROPERTIES: Lazy<Vec<glib::ParamSpec>> = Lazy::new(|| {
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vec![
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glib::ParamSpecUInt::new(
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"speed-preset",
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"Speed Preset",
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"Speed preset (10 fastest, 0 slowest)",
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0,
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10,
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DEFAULT_SPEED_PRESET,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecBoolean::new(
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"low-latency",
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"Low Latency",
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"Low Latency",
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DEFAULT_LOW_LATENCY,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecUInt64::new(
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"min-key-frame-interval",
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"Min Key Frame Interval",
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"Min Key Frame Interval",
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0,
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std::u64::MAX,
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DEFAULT_MIN_KEY_FRAME_INTERVAL,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecUInt64::new(
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"max-key-frame-interval",
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"Max Key Frame Interval",
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"Max Key Frame Interval",
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0,
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std::u64::MAX,
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DEFAULT_MAX_KEY_FRAME_INTERVAL,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecInt::new(
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"bitrate",
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"Bitrate",
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"Bitrate",
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0,
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std::i32::MAX,
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DEFAULT_BITRATE,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecUInt::new(
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"quantizer",
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"Quantizer",
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"Quantizer",
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0,
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std::u32::MAX,
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DEFAULT_QUANTIZER as u32,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecUInt::new(
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"tile-cols",
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"Tile Cols",
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"Tile Cols",
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0,
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std::u32::MAX,
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DEFAULT_TILE_COLS as u32,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecUInt::new(
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"tile-rows",
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"Tile Rows",
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"Tile Rows",
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0,
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std::u32::MAX,
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DEFAULT_TILE_ROWS as u32,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecUInt::new(
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"tiles",
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"Tiles",
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"Tiles",
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0,
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std::u32::MAX,
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DEFAULT_TILES as u32,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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glib::ParamSpecUInt::new(
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"threads",
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"Threads",
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"Threads",
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0,
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std::u32::MAX,
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DEFAULT_THREADS as u32,
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glib::ParamFlags::READWRITE | gst::PARAM_FLAG_MUTABLE_READY,
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),
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]
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});
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PROPERTIES.as_ref()
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}
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fn set_property(
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&self,
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_obj: &Self::Type,
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_id: usize,
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value: &glib::Value,
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pspec: &glib::ParamSpec,
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) {
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match pspec.name() {
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"speed-preset" => {
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let mut settings = self.settings.lock().unwrap();
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settings.speed_preset = value.get().expect("type checked upstream");
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}
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"low-latency" => {
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let mut settings = self.settings.lock().unwrap();
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settings.low_latency = value.get().expect("type checked upstream");
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}
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"min-key-frame-interval" => {
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let mut settings = self.settings.lock().unwrap();
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settings.min_key_frame_interval = value.get().expect("type checked upstream");
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}
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"max-key-frame-interval" => {
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let mut settings = self.settings.lock().unwrap();
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settings.max_key_frame_interval = value.get().expect("type checked upstream");
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}
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"bitrate" => {
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let mut settings = self.settings.lock().unwrap();
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settings.bitrate = value.get().expect("type checked upstream");
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}
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"quantizer" => {
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let mut settings = self.settings.lock().unwrap();
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settings.quantizer = value.get::<u32>().expect("type checked upstream") as usize;
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}
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"tile-cols" => {
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let mut settings = self.settings.lock().unwrap();
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settings.tile_cols = value.get::<u32>().expect("type checked upstream") as usize;
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}
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"tile-rows" => {
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let mut settings = self.settings.lock().unwrap();
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settings.tile_rows = value.get::<u32>().expect("type checked upstream") as usize;
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}
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"tiles" => {
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let mut settings = self.settings.lock().unwrap();
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settings.tiles = value.get::<u32>().expect("type checked upstream") as usize;
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}
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"threads" => {
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let mut settings = self.settings.lock().unwrap();
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settings.threads = value.get::<u32>().expect("type checked upstream") as usize;
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}
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_ => unimplemented!(),
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}
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}
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fn property(&self, _obj: &Self::Type, _id: usize, pspec: &glib::ParamSpec) -> glib::Value {
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match pspec.name() {
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"speed-preset" => {
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let settings = self.settings.lock().unwrap();
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settings.speed_preset.to_value()
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}
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"low-latency" => {
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let settings = self.settings.lock().unwrap();
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settings.low_latency.to_value()
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}
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"min-key-frame-interval" => {
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let settings = self.settings.lock().unwrap();
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settings.min_key_frame_interval.to_value()
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}
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"max-key-frame-interval" => {
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let settings = self.settings.lock().unwrap();
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settings.max_key_frame_interval.to_value()
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}
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"bitrate" => {
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let settings = self.settings.lock().unwrap();
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settings.bitrate.to_value()
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}
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"quantizer" => {
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let settings = self.settings.lock().unwrap();
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(settings.quantizer as u32).to_value()
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}
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"tile-cols" => {
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let settings = self.settings.lock().unwrap();
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(settings.tile_cols as u32).to_value()
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}
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"tile-rows" => {
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let settings = self.settings.lock().unwrap();
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(settings.tile_rows as u32).to_value()
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}
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"tiles" => {
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let settings = self.settings.lock().unwrap();
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(settings.tiles as u32).to_value()
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}
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"threads" => {
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let settings = self.settings.lock().unwrap();
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(settings.threads as u32).to_value()
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}
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_ => unimplemented!(),
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}
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}
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}
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impl GstObjectImpl for Rav1Enc {}
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impl ElementImpl for Rav1Enc {
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fn metadata() -> Option<&'static gst::subclass::ElementMetadata> {
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static ELEMENT_METADATA: Lazy<gst::subclass::ElementMetadata> = Lazy::new(|| {
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gst::subclass::ElementMetadata::new(
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"rav1e AV1 encoder",
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"Encoder/Video",
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"rav1e AV1 encoder",
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"Sebastian Dröge <sebastian@centricular.com>",
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)
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});
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Some(&*ELEMENT_METADATA)
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}
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fn pad_templates() -> &'static [gst::PadTemplate] {
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static PAD_TEMPLATES: Lazy<Vec<gst::PadTemplate>> = Lazy::new(|| {
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let sink_caps = gst::Caps::builder("video/x-raw")
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.field(
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"format",
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gst::List::new([
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gst_video::VideoFormat::I420.to_str(),
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gst_video::VideoFormat::Y42b.to_str(),
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gst_video::VideoFormat::Y444.to_str(),
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gst_video::VideoFormat::I42010le.to_str(),
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gst_video::VideoFormat::I42210le.to_str(),
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gst_video::VideoFormat::Y44410le.to_str(),
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gst_video::VideoFormat::I42012le.to_str(),
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gst_video::VideoFormat::I42212le.to_str(),
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gst_video::VideoFormat::Y44412le.to_str(),
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// &gst_video::VideoFormat::Gray8.to_str(),
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]),
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)
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.field("width", gst::IntRange::new(1, std::i32::MAX))
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.field("height", gst::IntRange::new(1, std::i32::MAX))
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.field(
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"framerate",
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gst::FractionRange::new(
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gst::Fraction::new(0, 1),
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gst::Fraction::new(std::i32::MAX, 1),
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),
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)
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.build();
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let sink_pad_template = gst::PadTemplate::new(
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"sink",
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gst::PadDirection::Sink,
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gst::PadPresence::Always,
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&sink_caps,
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)
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.unwrap();
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let src_caps = gst::Caps::builder("video/x-av1").build();
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let src_pad_template = gst::PadTemplate::new(
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"src",
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gst::PadDirection::Src,
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gst::PadPresence::Always,
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&src_caps,
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)
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.unwrap();
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vec![src_pad_template, sink_pad_template]
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});
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PAD_TEMPLATES.as_ref()
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}
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}
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|
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impl VideoEncoderImpl for Rav1Enc {
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fn stop(&self, _element: &Self::Type) -> Result<(), gst::ErrorMessage> {
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*self.state.lock().unwrap() = None;
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Ok(())
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}
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|
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fn propose_allocation(
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&self,
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element: &Self::Type,
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mut query: gst::query::Allocation<&mut gst::QueryRef>,
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) -> Result<(), gst::LoggableError> {
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query.add_allocation_meta::<gst_video::VideoMeta>(None);
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self.parent_propose_allocation(element, query)
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}
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|
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// For the colorimetry mapping below
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#[allow(clippy::wildcard_in_or_patterns)]
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fn set_format(
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&self,
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element: &Self::Type,
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state: &gst_video::VideoCodecState<'static, gst_video::video_codec_state::Readable>,
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) -> Result<(), gst::LoggableError> {
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self.finish(element)
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.map_err(|_| gst::loggable_error!(CAT, "Failed to drain"))?;
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let video_info = state.info();
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gst_debug!(CAT, obj: element, "Setting format {:?}", video_info);
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let settings = self.settings.lock().unwrap();
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|
|
// TODO: More properties, HDR information
|
|
let cfg = config::Config::new()
|
|
.with_encoder_config(config::EncoderConfig {
|
|
width: video_info.width() as usize,
|
|
height: video_info.height() as usize,
|
|
bit_depth: video_info.format_info().depth()[0] as usize,
|
|
chroma_sampling: match video_info.format() {
|
|
gst_video::VideoFormat::I420
|
|
| gst_video::VideoFormat::I42010le
|
|
| gst_video::VideoFormat::I42012le => color::ChromaSampling::Cs420,
|
|
gst_video::VideoFormat::Y42b
|
|
| gst_video::VideoFormat::I42210le
|
|
| gst_video::VideoFormat::I42212le => color::ChromaSampling::Cs422,
|
|
gst_video::VideoFormat::Y444
|
|
| gst_video::VideoFormat::Y44410le
|
|
| gst_video::VideoFormat::Y44412le => color::ChromaSampling::Cs444,
|
|
// gst_video::VideoFormat::Gray8 => color::ChromaSampling::Cs400,
|
|
_ => unreachable!(),
|
|
},
|
|
chroma_sample_position: match video_info.chroma_site() {
|
|
gst_video::VideoChromaSite::H_COSITED => color::ChromaSamplePosition::Vertical,
|
|
gst_video::VideoChromaSite::COSITED => color::ChromaSamplePosition::Colocated,
|
|
_ => color::ChromaSamplePosition::Unknown,
|
|
},
|
|
pixel_range: match video_info.colorimetry().range() {
|
|
gst_video::VideoColorRange::Range0_255 => color::PixelRange::Full,
|
|
_ => color::PixelRange::Limited,
|
|
},
|
|
color_description: {
|
|
let matrix = match video_info.colorimetry().matrix() {
|
|
gst_video::VideoColorMatrix::Rgb => color::MatrixCoefficients::Identity,
|
|
gst_video::VideoColorMatrix::Fcc => color::MatrixCoefficients::FCC,
|
|
gst_video::VideoColorMatrix::Bt709 => color::MatrixCoefficients::BT709,
|
|
gst_video::VideoColorMatrix::Bt601 => color::MatrixCoefficients::BT601,
|
|
gst_video::VideoColorMatrix::Smpte240m => {
|
|
color::MatrixCoefficients::SMPTE240
|
|
}
|
|
gst_video::VideoColorMatrix::Bt2020 => color::MatrixCoefficients::BT2020NCL,
|
|
_ => color::MatrixCoefficients::Unspecified,
|
|
};
|
|
let transfer = match video_info.colorimetry().transfer() {
|
|
gst_video::VideoTransferFunction::Gamma10 => {
|
|
color::TransferCharacteristics::Linear
|
|
}
|
|
gst_video::VideoTransferFunction::Bt709 => {
|
|
color::TransferCharacteristics::BT709
|
|
}
|
|
gst_video::VideoTransferFunction::Smpte240m => {
|
|
color::TransferCharacteristics::SMPTE240
|
|
}
|
|
gst_video::VideoTransferFunction::Srgb => {
|
|
color::TransferCharacteristics::SRGB
|
|
}
|
|
gst_video::VideoTransferFunction::Log100 => {
|
|
color::TransferCharacteristics::Log100
|
|
}
|
|
gst_video::VideoTransferFunction::Log316 => {
|
|
color::TransferCharacteristics::Log100Sqrt10
|
|
}
|
|
gst_video::VideoTransferFunction::Bt202012 => {
|
|
color::TransferCharacteristics::BT2020_12Bit
|
|
}
|
|
gst_video::VideoTransferFunction::Gamma18
|
|
| gst_video::VideoTransferFunction::Gamma20
|
|
| gst_video::VideoTransferFunction::Gamma22
|
|
| gst_video::VideoTransferFunction::Gamma28
|
|
| gst_video::VideoTransferFunction::Adobergb
|
|
| _ => color::TransferCharacteristics::Unspecified,
|
|
};
|
|
let primaries = match video_info.colorimetry().primaries() {
|
|
gst_video::VideoColorPrimaries::Bt709 => color::ColorPrimaries::BT709,
|
|
gst_video::VideoColorPrimaries::Bt470m => color::ColorPrimaries::BT470M,
|
|
gst_video::VideoColorPrimaries::Bt470bg => color::ColorPrimaries::BT470BG,
|
|
gst_video::VideoColorPrimaries::Smpte170m => color::ColorPrimaries::BT601,
|
|
gst_video::VideoColorPrimaries::Smpte240m => {
|
|
color::ColorPrimaries::SMPTE240
|
|
}
|
|
gst_video::VideoColorPrimaries::Film => color::ColorPrimaries::GenericFilm,
|
|
gst_video::VideoColorPrimaries::Bt2020 => color::ColorPrimaries::BT2020,
|
|
gst_video::VideoColorPrimaries::Adobergb | _ => {
|
|
color::ColorPrimaries::Unspecified
|
|
}
|
|
};
|
|
|
|
Some(color::ColorDescription {
|
|
color_primaries: primaries,
|
|
transfer_characteristics: transfer,
|
|
matrix_coefficients: matrix,
|
|
})
|
|
},
|
|
speed_settings: config::SpeedSettings::from_preset(settings.speed_preset as usize),
|
|
time_base: if video_info.fps() != gst::Fraction::new(0, 1) {
|
|
data::Rational {
|
|
num: video_info.fps().numer() as u64,
|
|
den: video_info.fps().denom() as u64,
|
|
}
|
|
} else {
|
|
data::Rational { num: 30, den: 1 }
|
|
},
|
|
low_latency: settings.low_latency,
|
|
min_key_frame_interval: settings.min_key_frame_interval,
|
|
max_key_frame_interval: settings.max_key_frame_interval,
|
|
bitrate: settings.bitrate,
|
|
quantizer: settings.quantizer,
|
|
tile_cols: settings.tile_cols,
|
|
tile_rows: settings.tile_rows,
|
|
tiles: settings.tiles,
|
|
..Default::default()
|
|
})
|
|
.with_threads(settings.threads);
|
|
// TODO: RateControlConfig
|
|
|
|
*self.state.lock().unwrap() = Some(State {
|
|
context: if video_info.format_info().depth()[0] > 8 {
|
|
Context::Sixteen(cfg.new_context().map_err(|err| {
|
|
gst::loggable_error!(CAT, "Failed to create context: {:?}", err)
|
|
})?)
|
|
} else {
|
|
Context::Eight(cfg.new_context().map_err(|err| {
|
|
gst::loggable_error!(CAT, "Failed to create context: {:?}", err)
|
|
})?)
|
|
},
|
|
video_info,
|
|
});
|
|
|
|
let output_state = element
|
|
.set_output_state(gst::Caps::builder("video/x-av1").build(), Some(state))
|
|
.map_err(|_| gst::loggable_error!(CAT, "Failed to set output state"))?;
|
|
element
|
|
.negotiate(output_state)
|
|
.map_err(|_| gst::loggable_error!(CAT, "Failed to negotiate"))?;
|
|
|
|
self.parent_set_format(element, state)
|
|
}
|
|
|
|
fn flush(&self, element: &Self::Type) -> bool {
|
|
gst_debug!(CAT, obj: element, "Flushing");
|
|
|
|
let mut state_guard = self.state.lock().unwrap();
|
|
if let Some(ref mut state) = *state_guard {
|
|
state.context.flush();
|
|
while let Ok(_) | Err(data::EncoderStatus::Encoded) = state.context.receive_packet() {
|
|
gst_debug!(CAT, obj: element, "Dropping packet on flush",);
|
|
}
|
|
}
|
|
|
|
true
|
|
}
|
|
|
|
fn finish(&self, element: &Self::Type) -> Result<gst::FlowSuccess, gst::FlowError> {
|
|
gst_debug!(CAT, obj: element, "Finishing");
|
|
|
|
let mut state_guard = self.state.lock().unwrap();
|
|
if let Some(ref mut state) = *state_guard {
|
|
if let Err(data::EncoderStatus::Failure) = state.context.send_frame(None, false) {
|
|
return Err(gst::FlowError::Error);
|
|
}
|
|
state.context.flush();
|
|
self.output_frames(element, state)?;
|
|
}
|
|
|
|
Ok(gst::FlowSuccess::Ok)
|
|
}
|
|
|
|
fn handle_frame(
|
|
&self,
|
|
element: &Self::Type,
|
|
frame: gst_video::VideoCodecFrame,
|
|
) -> Result<gst::FlowSuccess, gst::FlowError> {
|
|
let mut state_guard = self.state.lock().unwrap();
|
|
let state = state_guard.as_mut().ok_or(gst::FlowError::NotNegotiated)?;
|
|
|
|
self.output_frames(element, state)?;
|
|
|
|
gst_debug!(
|
|
CAT,
|
|
obj: element,
|
|
"Sending frame {}",
|
|
frame.system_frame_number()
|
|
);
|
|
|
|
let input_buffer = frame.input_buffer().expect("frame without input buffer");
|
|
|
|
let in_frame =
|
|
gst_video::VideoFrameRef::from_buffer_ref_readable(&*input_buffer, &state.video_info)
|
|
.map_err(|_| {
|
|
gst::element_error!(
|
|
element,
|
|
gst::CoreError::Failed,
|
|
["Failed to map output buffer readable"]
|
|
);
|
|
gst::FlowError::Error
|
|
})?;
|
|
|
|
match state.context.send_frame(
|
|
Some((frame.system_frame_number(), &in_frame)),
|
|
frame
|
|
.flags()
|
|
.contains(gst_video::VideoCodecFrameFlags::FORCE_KEYFRAME),
|
|
) {
|
|
Ok(_) => {
|
|
gst_debug!(
|
|
CAT,
|
|
obj: element,
|
|
"Sent frame {}",
|
|
frame.system_frame_number()
|
|
);
|
|
}
|
|
Err(data::EncoderStatus::Failure) => {
|
|
gst::element_error!(element, gst::CoreError::Failed, ["Failed to send frame"]);
|
|
return Err(gst::FlowError::Error);
|
|
}
|
|
Err(_) => (),
|
|
}
|
|
|
|
self.output_frames(element, state)
|
|
}
|
|
}
|
|
|
|
impl Rav1Enc {
|
|
fn output_frames(
|
|
&self,
|
|
element: &super::Rav1Enc,
|
|
state: &mut State,
|
|
) -> Result<gst::FlowSuccess, gst::FlowError> {
|
|
loop {
|
|
match state.context.receive_packet() {
|
|
Ok((packet_type, packet_number, frame_number, packet_data)) => {
|
|
gst_debug!(
|
|
CAT,
|
|
obj: element,
|
|
"Received packet {} of size {}, frame type {:?}",
|
|
packet_number,
|
|
packet_data.len(),
|
|
packet_type
|
|
);
|
|
|
|
let mut frame = element.frame(frame_number as i32).expect("frame not found");
|
|
|
|
if packet_type == data::FrameType::KEY {
|
|
frame.set_flags(gst_video::VideoCodecFrameFlags::SYNC_POINT);
|
|
}
|
|
let output_buffer = gst::Buffer::from_mut_slice(packet_data);
|
|
frame.set_output_buffer(output_buffer);
|
|
element.finish_frame(Some(frame))?;
|
|
}
|
|
Err(data::EncoderStatus::Encoded) => {
|
|
gst_debug!(CAT, obj: element, "Encoded but not output frame yet",);
|
|
}
|
|
Err(data::EncoderStatus::Failure) => {
|
|
gst::element_error!(
|
|
element,
|
|
gst::CoreError::Failed,
|
|
["Failed to receive frame"]
|
|
);
|
|
return Err(gst::FlowError::Error);
|
|
}
|
|
Err(err) => {
|
|
gst_debug!(
|
|
CAT,
|
|
obj: element,
|
|
"Soft error when receiving frame: {:?}",
|
|
err
|
|
);
|
|
return Ok(gst::FlowSuccess::Ok);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|