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Bind to capture's macOS C frameworks with bindgen

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This commit is contained in:
Nathan Sobo 2022-08-29 16:07:33 -06:00 • committed by Antonio Scandurra
parent 30a3c0fb46
commit 4440c9b18e
6 changed files with 45 additions and 21 deletions
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34
crates/capture/src/main.rs
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@ -1,16 +1,19 @@
use std::{ffi::CStr, slice, str, ptr};
mod bindings;
use std::{slice, str};
use block::ConcreteBlock;
use cocoa::{
base::{id, nil},
foundation::{NSArray, NSString, NSUInteger, NSInteger},
};
use core_graphics::display::CGDirectDisplayID;
use gpui::{actions, elements::*, keymap::Binding, Menu, MenuItem, mac::dispatcher::{dispatch_get_main_queue, dispatch_queue_create}};
use gpui::{actions, elements::*, keymap::Binding, Menu, MenuItem};
use log::LevelFilter;
use objc::{class, msg_send, sel, sel_impl, declare::ClassDecl, runtime::{Protocol, Object, Sel}};
use simplelog::SimpleLogger;
use crate::bindings::dispatch_get_main_queue;
#[allow(non_upper_case_globals)]
const NSUTF8StringEncoding: NSUInteger = 4;
@ -57,6 +60,10 @@ fn main() {
let output: id = msg_send![capture_output_class, alloc];
let output: id = msg_send![output, init];
let conforms: bool = msg_send![output, conformsToProtocol: Protocol::get("SCStreamOutput").unwrap()];
dbg!(conforms);
assert!(conforms, "expect CaptureOutput instance to conform to SCStreamOutput protocol");
let excluded_windows: id = msg_send![class!(NSArray), array];
let filter: id = msg_send![class!(SCContentFilter), alloc];
let filter: id = msg_send![filter, initWithDisplay: display excludingWindows: excluded_windows];
@ -65,14 +72,15 @@ fn main() {
// Configure the display content width and height.
let _: () = msg_send![config, setWidth: 800];
let _: () = msg_send![config, setHeight: 600];
let _: () = msg_send![config, setMinimumFrameInterval: CMTimeMake(1, 60)];
let _: () = msg_send![config, setMinimumFrameInterval: bindings::CMTimeMake(1, 60)];
let _: () = msg_send![config, setQueueDepth: 5];
let stream: id = msg_send![class!(SCStream), alloc];
let stream: id = msg_send![stream, initWithFilter: filter configuration: config delegate: nil];
let error: id = nil;
let queue = dispatch_queue_create(ptr::null(), ptr::null_mut());
let _: () = msg_send![stream, addStreamOutput: output type: 0 sampleHandlerQueue: queue error: &error];
// let queue = dispatch_queue_create(ptr::null(), ptr::null_mut());
let _: () = msg_send![stream, addStreamOutput: output type: 0 sampleHandlerQueue: dispatch_get_main_queue() error: &error];
let start_capture_completion = ConcreteBlock::new(move |error: id| {
if !error.is_null() {
@ -126,20 +134,6 @@ extern "C" fn sample_output(this: &Object, _: Sel, stream: id, buffer: id, kind:
println!("sample_output");
}
extern "C" {
fn CMTimeMake(value: u64, timescale: i32) -> CMTime;
}
#[repr(C)]
struct CMTime {
value: i64,
timescale: i32,
flags: u32,
epoch: i64,
}
fn quit(_: &Quit, cx: &mut gpui::MutableAppContext) {
cx.platform().quit();
}