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use ffi::{ImageflowContext, BitmapBgra};
pub use ::ffi::EdgeKind;
pub use ::ffi::PixelFormat;
use ::{Context,Job};
use flow::nodes;
use ::internal_prelude::works_everywhere::*;
pub type Graph = Dag<Node, EdgeKind>;
#[repr(C)]
#[derive(Copy,Clone,Debug,PartialEq)]
pub enum NodeStage {
Blank = 0,
InputDimensionsKnown = 1,
PreOptimizeFlattened = 2,
ReadyForOptimize = 3,
Optimized = 4,
ReadyForPostOptimizeFlatten = 7,
PostOptimizeFlattened = 8,
InputsExecuted = 16,
ReadyForExecution = 31,
Executed = 32,
Done = 63,
}
#[derive(Clone,Debug,PartialEq)]
pub enum EdgesIn {
NoInput,
OneInput,
OneOptionalInput,
OneInputOneCanvas,
Aribtary {
inputs: i32,
canvases: i32,
infos: i32,
},
}
pub struct OpCtx<'a> {
pub c: &'a Context,
pub job: &'a Job,
pub graph: &'a Graph,
}
pub struct OpCtxMut<'a> {
pub c: &'a Context,
pub job: &'a mut Job,
pub graph: &'a mut Graph,
}
pub type OptionalNodeFnMut = Option<fn(&mut OpCtxMut, NodeIndex<u32>)>;
pub type OptionalNodeFnMutReturnOptI32 = Option<fn(&mut OpCtxMut, NodeIndex<u32>) -> Option<i32>>;
pub type OptionalNodeGraphviz = Option<fn(&mut OpCtxMut, NodeIndex<u32>, &Node, &mut fmt::Formatter)
-> fmt::Result>;
pub struct NodeDefinition {
pub fqn: &'static str,
pub inbound_edges: EdgesIn,
pub outbound_edges: bool,
pub name: &'static str,
pub description: &'static str,
pub fn_link_state_to_this_io_id: OptionalNodeFnMutReturnOptI32,
pub fn_graphviz_text: OptionalNodeGraphviz,
pub fn_estimate: OptionalNodeFnMut,
pub fn_flatten_pre_optimize: OptionalNodeFnMut,
pub fn_flatten_post_optimize: OptionalNodeFnMut,
pub fn_execute: OptionalNodeFnMut,
pub fn_cleanup: OptionalNodeFnMut,
}
#[derive(Copy, Clone,Debug,PartialEq)]
pub struct FrameInfo {
pub w: i32,
pub h: i32,
pub fmt: PixelFormat,
pub alpha_meaningful: bool,
}
#[derive(Copy, Clone,Debug,PartialEq)]
pub enum FrameEstimate {
None,
Impossible,
UpperBound(FrameInfo),
Some(FrameInfo),
}
#[derive(Clone,Debug,PartialEq)]
pub struct CostInfo {
pub wall_ns: u32,
pub cpu_ticks: Option<u32>,
pub heap_bytes: u32,
pub peak_temp_bytes: u32,
}
#[derive(Clone,Debug,PartialEq)]
pub enum CostEstimate {
None,
Impossible,
UpperBound(CostInfo),
Some(CostInfo),
NotImplemented,
}
#[derive(Clone,Debug,PartialEq)]
pub enum NodeResult {
None,
Consumed,
Frame(*mut BitmapBgra),
Encoded(s::EncodeResult),
}
#[derive(Clone,Debug,PartialEq)]
pub enum NodeParamsInternal {
Render1D {
scale_to_width: usize,
canvas_x: usize,
canvas_y: usize,
filter: Option<s::Filter>,
sharpen_percent_goal: Option<f32>,
transpose_on_write: bool,
matte_color: Option<s::Color>,
compositing_mode: ::ffi::BitmapCompositingMode,
},
}
#[derive(Clone,Debug,PartialEq)]
pub enum NodeParams {
None,
Json(s::Node),
Internal(NodeParamsInternal),
}
#[derive(Clone,Debug,PartialEq)]
pub struct Node {
pub def: &'static NodeDefinition,
pub stage: NodeStage,
pub params: NodeParams,
pub frame_est: FrameEstimate,
pub cost_est: CostEstimate,
pub cost: CostInfo,
pub result: NodeResult,
pub stable_id: i32,
pub custom_state: *mut u8,
}
impl From<s::Node> for Node {
fn from(node: s::Node) -> Node {
match node {
s::Node::Crop { .. } => Node::new(&nodes::CROP, NodeParams::Json(node)),
s::Node::CropWhitespace { .. } => Node::new(&nodes::CROP_WHITESPACE, NodeParams::Json(node)),
s::Node::Decode { .. } => Node::new(&nodes::DECODER, NodeParams::Json(node)),
s::Node::FlowBitmapBgraPtr { .. } => {
Node::new(&nodes::BITMAP_BGRA_POINTER, NodeParams::Json(node))
}
s::Node::CommandString{ .. } => Node::new(&nodes::COMMAND_STRING, NodeParams::Json(node)),
s::Node::FlipV => Node::new(&nodes::FLIP_V, NodeParams::Json(node)),
s::Node::FlipH => Node::new(&nodes::FLIP_H, NodeParams::Json(node)),
s::Node::Rotate90 => Node::new(&nodes::ROTATE_90, NodeParams::Json(node)),
s::Node::Rotate180 => Node::new(&nodes::ROTATE_180, NodeParams::Json(node)),
s::Node::Rotate270 => Node::new(&nodes::ROTATE_270, NodeParams::Json(node)),
s::Node::ApplyOrientation { .. } => {
Node::new(&nodes::APPLY_ORIENTATION, NodeParams::Json(node))
}
s::Node::Transpose => Node::new(&nodes::TRANSPOSE, NodeParams::Json(node)),
s::Node::Resample1D { .. } => Node::new(&nodes::SCALE_1D, NodeParams::Json(node)),
s::Node::Encode { .. } => Node::new(&nodes::ENCODE, NodeParams::Json(node)),
s::Node::CreateCanvas { .. } => {
Node::new(&nodes::CREATE_CANVAS, NodeParams::Json(node))
}
s::Node::CopyRectToCanvas { .. } => {
Node::new(&nodes::COPY_RECT, NodeParams::Json(node))
}
s::Node::FillRect { .. } => Node::new(&nodes::FILL_RECT, NodeParams::Json(node)),
s::Node::Resample2D { .. } => Node::new(&nodes::SCALE, NodeParams::Json(node)),
s::Node::Constrain (_) => Node::new(&nodes::CONSTRAIN, NodeParams::Json(node)),
s::Node::ExpandCanvas { .. } => {
Node::new(&nodes::EXPAND_CANVAS, NodeParams::Json(node))
}
}
}
}
impl Node {
pub fn new(def: &'static NodeDefinition, params: NodeParams) -> Node {
Node {
def: def,
custom_state: ::std::ptr::null_mut(),
frame_est: FrameEstimate::None,
cost_est: CostEstimate::None,
cost: CostInfo {
cpu_ticks: None,
wall_ns: 0,
heap_bytes: 0,
peak_temp_bytes: 0,
},
stable_id: -1,
params: params,
stage: NodeStage::Blank,
result: NodeResult::None,
}
}
pub fn graphviz_node_label(&self, f: &mut std::io::Write) -> std::io::Result<()> {
let a = if self.def.fn_estimate.is_some() {
"est "
} else {
""
};
let b = if self.def.fn_flatten_pre_optimize.is_some() {
"f1 "
} else {
""
};
let c = if self.def.fn_flatten_post_optimize.is_some() {
"f2 "
} else {
""
};
let d = if self.def.fn_execute.is_some() {
"exec "
} else {
""
};
let e = match self.result {
NodeResult::None => "none",
NodeResult::Consumed => "reused",
NodeResult::Frame(_) => "done",
NodeResult::Encoded(_) => "encoded",
};
try!(write!(f, "{}{{{}{}{}{}}} {}", self.def.name, a, b, c, d, e));
Ok(())
}
}
impl PartialEq for NodeDefinition {
fn eq(&self, other: &NodeDefinition) -> bool {
self.fqn == other.fqn && self.fqn != ""
}
}
impl fmt::Debug for NodeDefinition {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "NodeDefinition {{ fqn: '{}' }}", self.fqn)
}
}
impl Default for NodeDefinition {
fn default() -> NodeDefinition {
NodeDefinition {
fqn: "",
inbound_edges: EdgesIn::OneInput,
outbound_edges: true,
name: "(null)",
description: "",
fn_graphviz_text: None,
fn_flatten_post_optimize: None,
fn_execute: None,
fn_cleanup: None,
fn_estimate: None,
fn_flatten_pre_optimize: None,
fn_link_state_to_this_io_id: None,
}
}
}