mirrors/gst-plugins-rs
mirrors/gst-plugins-rs
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git synced 2024-12-11 20:56:29 +00:00
Code Issues Projects Releases Wiki Activity

Moved connection to ndi logic from sources to a common function

Browse source
This commit is contained in:
Daniel Vilar 2018-06-25 10:38:45 +02:00
parent 2e9a0242af
commit e5405a6657
3 changed files with 599 additions and 309 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

198
gst-plugin-ndi/src/lib.rs
View file

@ -21,21 +21,205 @@ extern crate num_traits;
mod ndivideosrc;
mod ndiaudiosrc;
pub mod ndilib;
pub mod a;
use std::ptr;
use std::{thread, time};
use std::time::{SystemTime, UNIX_EPOCH};
use std::ffi::{CStr, CString};
use ndilib::*;
use gst_plugin::base_src::*;
// Plugin entry point that should register all elements provided by this plugin,
// and everything else that this plugin might provide (e.g. typefinders or device providers).
fn plugin_init(plugin: &gst::Plugin) -> bool {
ndivideosrc::register(plugin);
ndiaudiosrc::register(plugin);
// a::test(2);
// println!("---------------------------------------");
// let mut ndistruc = ndi1{
// recv : 0
// };
true
}
// Static plugin metdata that is directly stored in the plugin shared object and read by GStreamer
// upon loading.
// Plugin name, plugin description, plugin entry point function, version number of this plugin,
// license of the plugin, source package name, binary package name, origin where it comes from
// and the date/time of release.
plugin_define!(
struct ndi1{
recv: Option<NdiInstance>,
start_pts: Option<u64>,
}
static mut ndi2: ndi1 = ndi1{
recv: None,
start_pts: None,
};
fn hue(element: &BaseSrc, ip: String, stream_name: String) -> bool{
println!("---------------------------------------");
unsafe {
match ndi2.recv {
None => {
//gst_element_error!(element, gst::CoreError::Negotiation, ["Have no caps yet"]);
//return true;
}
_ => return true,
};
//println!("{:?}", ndi2.recv);
//ndi2.recv = i;
//println!("{:?}", ndi2.recv);
if !NDIlib_initialize() {
//println!("Cannot run NDI: NDIlib_initialize error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_initialize error"]);
return false;
}
let mut source: NDIlib_source_t = NDIlib_source_t{p_ndi_name: ptr::null(),
p_ip_address: ptr::null()};
// print!("{:?}", settings.stream_name);
// print!("{:?}", settings.ip);
//TODO default values
let NDI_find_create_desc: NDIlib_find_create_t = Default::default();
let pNDI_find = NDIlib_find_create_v2(&NDI_find_create_desc);
let ip_ptr = CString::new(ip.clone()).unwrap();
if (ip_ptr == CString::new("").unwrap()){
if pNDI_find.is_null() {
//println!("Cannot run NDI: NDIlib_find_create_v2 error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_find_create_v2 error"]);
return false;
}
let mut total_sources: u32 = 0;
let mut p_sources = ptr::null();
//TODO Delete while. If not, will loop until a source it's available
//while total_sources == 0 {
// TODO Sleep 1s to wait for all sources
thread::sleep(time::Duration::from_millis(2000));
p_sources = NDIlib_find_get_current_sources(pNDI_find, &mut total_sources as *mut u32);
//}
// We need at least one source
if p_sources.is_null() {
//println!("Error getting NDIlib_find_get_current_sources.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Error getting NDIlib_find_get_current_sources"]);
return false;
//::std::process::exit(1);
}
let mut no_source: isize = -1;
for i in 0..total_sources as isize{
if CStr::from_ptr((*p_sources.offset(i)).p_ndi_name)
.to_string_lossy()
.into_owned() == stream_name{
no_source = i;
break;
}
}
if no_source == -1 {
gst_element_error!(element, gst::CoreError::Negotiation, ["Stream name not found"]);
return false;
}
println!(
"Total_sources {}: Name '{}' Address '{}'",
total_sources,
CStr::from_ptr((*p_sources.offset(no_source)).p_ndi_name)
.to_string_lossy()
.into_owned(),
CStr::from_ptr((*p_sources.offset(no_source)).p_ip_address)
.to_string_lossy()
.into_owned()
);
source = *p_sources.offset(no_source).clone();
}
else{
source.p_ip_address = ip_ptr.as_ptr();
println!(
"Address '{}'",
CStr::from_ptr(source.p_ip_address)
.to_string_lossy()
.into_owned()
);
}
// We now have at least one source, so we create a receiver to look at it.
// We tell it that we prefer YCbCr video since it is more efficient for us. If the source has an alpha channel
// it will still be provided in BGRA
let p_ndi_name = CString::new("Galicaster NDI Receiver").unwrap();
let NDI_recv_create_desc = NDIlib_recv_create_v3_t {
source_to_connect_to: source,
p_ndi_name: p_ndi_name.as_ptr(),
..Default::default()
};
let pNDI_recv = NDIlib_recv_create_v3(&NDI_recv_create_desc);
if pNDI_recv.is_null() {
//println!("Cannot run NDI: NDIlib_recv_create_v3 error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_recv_create_v3 error"]);
return false;
//::std::process::exit(1);
}
// Destroy the NDI finder. We needed to have access to the pointers to p_sources[0]
NDIlib_find_destroy(pNDI_find);
// We are now going to mark this source as being on program output for tally purposes (but not on preview)
let tally_state: NDIlib_tally_t = Default::default();
NDIlib_recv_set_tally(pNDI_recv, &tally_state);
// Enable Hardwqre Decompression support if this support has it. Please read the caveats in the documentation
// regarding this. There are times in which it might reduce the performance although on small stream numbers
// it almost always yields the same or better performance.
let data = CString::new("<ndi_hwaccel enabled=\"true\"/>").unwrap();
let enable_hw_accel = NDIlib_metadata_frame_t {
length: data.to_bytes().len() as i32,
timecode: 0,
p_data: data.as_ptr(),
};
NDIlib_recv_send_metadata(pNDI_recv, &enable_hw_accel);
ndi2.recv = Some(NdiInstance{recv: pNDI_recv});
let start = SystemTime::now();
let since_the_epoch = start.duration_since(UNIX_EPOCH)
.expect("Time went backwards");
println!("{:?}", since_the_epoch);
ndi2.start_pts = Some(since_the_epoch.as_secs() * 1000000000 +
since_the_epoch.subsec_nanos() as u64);
//TODO Another way to save NDI_recv variable
// *state = State{
// info: state.info.clone(),
// recv: Some(NdiInstance{recv: pNDI_recv}),
// };
return true;
}
}
fn stop_ndi() -> bool{
unsafe{
let recv = match ndi2.recv{
None => {
//TODO Update gst_element_error with one more descriptive
//println!("pNDI_recv no encontrado");
//gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
return true;
}
Some(ref recv) => recv.clone(),
};
let pNDI_recv = recv.recv;
NDIlib_recv_destroy(pNDI_recv);
ndi2.recv = None;
//NDIlib_destroy();
return true;
}
}
// Static plugin metdata that is directly stored in the plugin shared object and read by GStreamer
// upon loading.
// Plugin name, plugin description, plugin entry point function, version number of this plugin,
// license of the plugin, source package name, binary package name, origin where it comes from
// and the date/time of release.
plugin_define!(
b"ndi\0",
b"NewTek NDI Plugin\0",
plugin_init,
@ -45,4 +229,4 @@ plugin_define!(
b"ndi\0",
b"https://gitlab.teltek.es/rubenrua/ndi-rs.git\0",
b"2018-04-09\0"
);
);

346
gst-plugin-ndi/src/ndiaudiosrc.rs
View file

@ -26,6 +26,9 @@ use byte_slice_cast::FromByteSlice;
use byte_slice_cast::AsSliceOf;
use ndilib::*;
use hue;
use ndi2;
use stop_ndi;
// Property value storage
#[derive(Debug, Clone)]
@ -138,8 +141,8 @@ impl NdiAudioSrc {
klass.set_metadata(
"NewTek NDI Audio Source",
"Source",
"NewTek NDI video/audio source",
"Ruben Gonzalez <rubenrua@teltek.es>",
"NewTek NDI audio source",
"Ruben Gonzalez <rubenrua@teltek.es>, Daniel Vilar <daniel.peiteado@teltek.es>",
);
// On the src pad, we can produce F32/F64 with any sample rate
@ -288,16 +291,21 @@ impl NdiAudioSrc {
gst_debug!(ndisrc_struct.cat, obj: element, "Received audio frame: {:?}", video_frame);
frame = true;
//pts = ((video_frame.timestamp as u64) * 100) - state.start_pts.unwrap();
// println!("{:?}", pts/1000000);
*pts = ((audio_frame.timestamp as u64) * 100);
//println!("{:?}", *pts/1000000);
// println!("{:?}", audio_frame.timestamp);
// println!("{:?}", audio_frame.timecode);
// *pts = ((audio_frame.timestamp as u64) * 100);
*pts = ((audio_frame.timecode as u64) * 100);
if *pts2 == 0{
*pts2 = (audio_frame.timestamp as u64) * 100;
// *pts2 = (audio_frame.timestamp as u64) * 100;
*pts2 = (audio_frame.timecode as u64) * 100;
*pts = 0;
}
else{
// println!("{:?}", video_frame.timecode * 100);
// println!("{:?}", pts2.pts);
*pts = (((audio_frame.timestamp as u64) * 100) - *pts2);
// *pts = (((audio_frame.timestamp as u64) * 100) - *pts2);
*pts = (((audio_frame.timecode as u64) * 100) - *pts2);
//println!("{:?}", pts/1000000);
}
}
@ -357,6 +365,7 @@ impl NdiAudioSrc {
// Called when starting, so we can initialize all stream-related state to its defaults
fn start(&self, element: &BaseSrc) -> bool {
println!("/*/*/*/*/*/*/*/*/*");
// Reset state
*self.state.lock().unwrap() = Default::default();
self.unlock_stop(element);
@ -368,151 +377,163 @@ impl NdiAudioSrc {
//let mut pNDI_recv = state.recv;
unsafe {
if !NDIlib_initialize() {
//println!("Cannot run NDI: NDIlib_initialize error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_initialize error"]);
return false;
}
let mut source: NDIlib_source_t = NDIlib_source_t{p_ndi_name: ptr::null(),
p_ip_address: ptr::null()};
// print!("{:?}", settings.stream_name);
// print!("{:?}", settings.ip);
//TODO default values
let NDI_find_create_desc: NDIlib_find_create_t = Default::default();
let pNDI_find = NDIlib_find_create_v2(&NDI_find_create_desc);
let ip_ptr = CString::new(settings.ip.clone()).unwrap();
if (ip_ptr == CString::new("").unwrap()){
if pNDI_find.is_null() {
//println!("Cannot run NDI: NDIlib_find_create_v2 error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_find_create_v2 error"]);
return false;
}
let mut total_sources: u32 = 0;
let mut p_sources = ptr::null();
//TODO Delete while. If not, will loop until a source it's available
//while total_sources == 0 {
// TODO Sleep 1s to wait for all sources
thread::sleep(time::Duration::from_millis(2000));
p_sources = NDIlib_find_get_current_sources(pNDI_find, &mut total_sources as *mut u32);
//}
// We need at least one source
if p_sources.is_null() {
//println!("Error getting NDIlib_find_get_current_sources.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Error getting NDIlib_find_get_current_sources"]);
return false;
//::std::process::exit(1);
}
let mut no_source: isize = -1;
for i in 0..total_sources as isize{
if CStr::from_ptr((*p_sources.offset(i)).p_ndi_name)
.to_string_lossy()
.into_owned() == settings.stream_name{
no_source = i;
break;
}
}
if no_source == -1 {
gst_element_error!(element, gst::CoreError::Negotiation, ["Stream name not found"]);
return false;
}
println!(
"Total_sources {}: Name '{}' Address '{}'",
total_sources,
CStr::from_ptr((*p_sources.offset(no_source)).p_ndi_name)
.to_string_lossy()
.into_owned(),
CStr::from_ptr((*p_sources.offset(no_source)).p_ip_address)
.to_string_lossy()
.into_owned()
);
source = *p_sources.offset(no_source).clone();
}
else{
source.p_ip_address = ip_ptr.as_ptr();
println!(
"Address '{}'",
CStr::from_ptr(source.p_ip_address)
.to_string_lossy()
.into_owned()
);
}
// We now have at least one source, so we create a receiver to look at it.
// We tell it that we prefer YCbCr video since it is more efficient for us. If the source has an alpha channel
// it will still be provided in BGRA
let p_ndi_name = CString::new("Galicaster NDI Receiver").unwrap();
let NDI_recv_create_desc = NDIlib_recv_create_v3_t {
source_to_connect_to: source,
p_ndi_name: p_ndi_name.as_ptr(),
..Default::default()
};
let pNDI_recv = NDIlib_recv_create_v3(&NDI_recv_create_desc);
if pNDI_recv.is_null() {
//println!("Cannot run NDI: NDIlib_recv_create_v3 error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_recv_create_v3 error"]);
return false;
//::std::process::exit(1);
}
// Destroy the NDI finder. We needed to have access to the pointers to p_sources[0]
NDIlib_find_destroy(pNDI_find);
// We are now going to mark this source as being on program output for tally purposes (but not on preview)
let tally_state: NDIlib_tally_t = Default::default();
NDIlib_recv_set_tally(pNDI_recv, &tally_state);
// Enable Hardwqre Decompression support if this support has it. Please read the caveats in the documentation
// regarding this. There are times in which it might reduce the performance although on small stream numbers
// it almost always yields the same or better performance.
let data = CString::new("<ndi_hwaccel enabled=\"true\"/>").unwrap();
let enable_hw_accel = NDIlib_metadata_frame_t {
length: data.to_bytes().len() as i32,
timecode: 0,
p_data: data.as_ptr(),
};
NDIlib_recv_send_metadata(pNDI_recv, &enable_hw_accel);
state.recv = Some(NdiInstance{recv: pNDI_recv});
let start = SystemTime::now();
let since_the_epoch = start.duration_since(UNIX_EPOCH)
.expect("Time went backwards");
println!("{:?}", since_the_epoch);
state.start_pts = Some(since_the_epoch.as_secs() * 1000000000 +
since_the_epoch.subsec_nanos() as u64);
//TODO Another way to save NDI_recv variable
// *state = State{
// info: state.info.clone(),
// recv: Some(NdiInstance{recv: pNDI_recv}),
return hue(element, settings.ip.clone(), settings.stream_name.clone());
// if !NDIlib_initialize() {
// //println!("Cannot run NDI: NDIlib_initialize error.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_initialize error"]);
// return false;
// }
//
// let mut source: NDIlib_source_t = NDIlib_source_t{p_ndi_name: ptr::null(),
// p_ip_address: ptr::null()};
//
// // print!("{:?}", settings.stream_name);
// // print!("{:?}", settings.ip);
//
// //TODO default values
// let NDI_find_create_desc: NDIlib_find_create_t = Default::default();
// let pNDI_find = NDIlib_find_create_v2(&NDI_find_create_desc);
// let ip_ptr = CString::new(settings.ip.clone()).unwrap();
// if (ip_ptr == CString::new("").unwrap()){
// if pNDI_find.is_null() {
// //println!("Cannot run NDI: NDIlib_find_create_v2 error.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_find_create_v2 error"]);
// return false;
// }
//
// let mut total_sources: u32 = 0;
// let mut p_sources = ptr::null();
// //TODO Delete while. If not, will loop until a source it's available
// //while total_sources == 0 {
// // TODO Sleep 1s to wait for all sources
// thread::sleep(time::Duration::from_millis(2000));
// p_sources = NDIlib_find_get_current_sources(pNDI_find, &mut total_sources as *mut u32);
// //}
//
// // We need at least one source
// if p_sources.is_null() {
// //println!("Error getting NDIlib_find_get_current_sources.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Error getting NDIlib_find_get_current_sources"]);
// return false;
// //::std::process::exit(1);
// }
//
// let mut no_source: isize = -1;
// for i in 0..total_sources as isize{
// if CStr::from_ptr((*p_sources.offset(i)).p_ndi_name)
// .to_string_lossy()
// .into_owned() == settings.stream_name{
// no_source = i;
// break;
// }
// }
// if no_source == -1 {
// gst_element_error!(element, gst::CoreError::Negotiation, ["Stream name not found"]);
// return false;
// }
// println!(
// "Total_sources {}: Name '{}' Address '{}'",
// total_sources,
// CStr::from_ptr((*p_sources.offset(no_source)).p_ndi_name)
// .to_string_lossy()
// .into_owned(),
// CStr::from_ptr((*p_sources.offset(no_source)).p_ip_address)
// .to_string_lossy()
// .into_owned()
// );
// source = *p_sources.offset(no_source).clone();
// }
// else{
// source.p_ip_address = ip_ptr.as_ptr();
// println!(
// "Address '{}'",
// CStr::from_ptr(source.p_ip_address)
// .to_string_lossy()
// .into_owned()
// );
// }
//
// // We now have at least one source, so we create a receiver to look at it.
// // We tell it that we prefer YCbCr video since it is more efficient for us. If the source has an alpha channel
// // it will still be provided in BGRA
// let p_ndi_name = CString::new("Galicaster NDI Receiver").unwrap();
// let NDI_recv_create_desc = NDIlib_recv_create_v3_t {
// source_to_connect_to: source,
// p_ndi_name: p_ndi_name.as_ptr(),
// ..Default::default()
// };
//
// let pNDI_recv = NDIlib_recv_create_v3(&NDI_recv_create_desc);
// if pNDI_recv.is_null() {
// //println!("Cannot run NDI: NDIlib_recv_create_v3 error.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_recv_create_v3 error"]);
// return false;
// //::std::process::exit(1);
// }
//
// // Destroy the NDI finder. We needed to have access to the pointers to p_sources[0]
// NDIlib_find_destroy(pNDI_find);
//
// // We are now going to mark this source as being on program output for tally purposes (but not on preview)
// let tally_state: NDIlib_tally_t = Default::default();
// NDIlib_recv_set_tally(pNDI_recv, &tally_state);
//
// // Enable Hardwqre Decompression support if this support has it. Please read the caveats in the documentation
// // regarding this. There are times in which it might reduce the performance although on small stream numbers
// // it almost always yields the same or better performance.
// let data = CString::new("<ndi_hwaccel enabled=\"true\"/>").unwrap();
// let enable_hw_accel = NDIlib_metadata_frame_t {
// length: data.to_bytes().len() as i32,
// timecode: 0,
// p_data: data.as_ptr(),
// };
//
// NDIlib_recv_send_metadata(pNDI_recv, &enable_hw_accel);
// state.recv = Some(NdiInstance{recv: pNDI_recv});
// let start = SystemTime::now();
// let since_the_epoch = start.duration_since(UNIX_EPOCH)
// .expect("Time went backwards");
// println!("{:?}", since_the_epoch);
// state.start_pts = Some(since_the_epoch.as_secs() * 1000000000 +
// since_the_epoch.subsec_nanos() as u64);
// //TODO Another way to save NDI_recv variable
// // *state = State{
// // info: state.info.clone(),
// // recv: Some(NdiInstance{recv: pNDI_recv}),
// // };
}
true
//true
}
// Called when shutting down the element so we can release all stream-related state
fn stop(&self, element: &BaseSrc) -> bool {
// Reset state
let state = self.state.lock().unwrap();
let recv = match state.recv{
None => {
//println!("pNDI_recv no encontrado");
gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
return true;
}
Some(ref recv) => recv.clone(),
};
let pNDI_recv = recv.recv;
unsafe{
NDIlib_recv_destroy(pNDI_recv);
//NDIlib_destroy();
}
// let recv = match state.recv{
// None => {
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// return true;
// }
// Some(ref recv) => recv.clone(),
// };
// let pNDI_recv = recv.recv;
// unsafe{
// let recv = match ndi2.recv{
// None => {
// //TODO Update gst_element_error with one more descriptive
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// return true;
// }
// Some(ref recv) => recv.clone(),
// };
// let pNDI_recv = recv.recv;
// NDIlib_recv_destroy(pNDI_recv);
// //NDIlib_destroy();
// }
stop_ndi();
// Commented because when adding ndi destroy stopped in this line
//*self.state.lock().unwrap() = Default::default();
self.unlock(element);
@ -524,12 +545,23 @@ impl NdiAudioSrc {
fn fixate(&self, element: &BaseSrc, caps: gst::Caps) -> gst::Caps {
//We need to set the correct caps resolution and framerate
let state = self.state.lock().unwrap();
let recv = match state.recv{
// let recv = match state.recv{
// None => {
// //TODO Update gst_element_error with one more descriptive
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// //TODO if none not return anything
// return caps;
// }
// Some(ref recv) => recv.clone(),
// };
// let pNDI_recv = recv.recv;
unsafe{
let recv = match ndi2.recv{
None => {
//TODO Update gst_element_error with one more descriptive
//println!("pNDI_recv no encontrado");
gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
//TODO if none not return anything
return caps;
}
Some(ref recv) => recv.clone(),
@ -553,6 +585,7 @@ impl NdiAudioSrc {
// called Caps::fixate() here
element.parent_fixate(caps)
}
}
//Creates the audio buffers
fn create(
@ -578,7 +611,18 @@ impl NdiAudioSrc {
};
//let mut pNDI_recva = ptr::null();
// {
let recv = match state.recv{
// let recv = match state.recv{
// None => {
// //TODO Update gst_element_error with one more descriptive
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// return Err(gst::FlowReturn::NotNegotiated);
// }
// Some(ref recv) => recv.clone(),
// };
// let pNDI_recv = recv.recv;
unsafe{
let recv = match ndi2.recv{
None => {
//TODO Update gst_element_error with one more descriptive
//println!("pNDI_recv no encontrado");
@ -588,9 +632,18 @@ impl NdiAudioSrc {
Some(ref recv) => recv.clone(),
};
let pNDI_recv = recv.recv;
// }
let start_pts = match state.start_pts {
// let start_pts = match state.start_pts {
// None => {
// gst_element_error!(element, gst::CoreError::Negotiation, ["Have no caps yet"]);
// return Err(gst::FlowReturn::NotNegotiated);
// }
// Some(ref start_pts) => start_pts.clone(),
// };
let start_pts = match ndi2.start_pts {
None => {
gst_element_error!(element, gst::CoreError::Negotiation, ["Have no caps yet"]);
return Err(gst::FlowReturn::NotNegotiated);
@ -625,6 +678,7 @@ impl NdiAudioSrc {
Ok(buffer)
}
}
}
fn unlock(&self, element: &BaseSrc) -> bool {

342
gst-plugin-ndi/src/ndivideosrc.rs
View file

@ -21,6 +21,9 @@ use std::time::{SystemTime, UNIX_EPOCH};
use std::ffi::{CStr, CString};
use ndilib::*;
use hue;
use ndi2;
use stop_ndi;
// Property value storage
#[derive(Debug, Clone)]
@ -133,8 +136,8 @@ impl NdiVideoSrc {
klass.set_metadata(
"NewTek NDI Video Source",
"Source",
"NewTek NDI video/audio source",
"Ruben Gonzalez <rubenrua@teltek.es>",
"NewTek NDI video source",
"Ruben Gonzalez <rubenrua@teltek.es>, Daniel Vilar <daniel.peiteado@teltek.es>",
);
// On the src pad, we can produce F32/F64 with any sample rate
@ -273,15 +276,20 @@ impl NdiVideoSrc {
frame = true;
//pts = ((video_frame.timestamp as u64) * 100) - state.start_pts.unwrap();
// println!("{:?}", pts/1000000);
*pts = ((video_frame.timestamp as u64) * 100);
// println!("{:?}", video_frame.timestamp);
// println!("{:?}", video_frame.timecode);
//*pts = ((video_frame.timestamp as u64) * 100);
*pts = ((video_frame.timecode as u64) * 100);
if *pts2 == 0{
*pts2 = (video_frame.timestamp as u64) * 100;
// *pts2 = (video_frame.timestamp as u64) * 100;
*pts2 = (video_frame.timecode as u64) * 100;
*pts = 0;
}
else{
// println!("{:?}", video_frame.timecode * 100);
// println!("{:?}", pts2.pts);
*pts = (((video_frame.timestamp as u64) * 100) - *pts2);
//*pts = (((video_frame.timestamp as u64) * 100) - *pts2);
*pts = (((video_frame.timecode as u64) * 100) - *pts2);
//println!("{:?}", pts/1000000);
}
@ -356,151 +364,162 @@ impl NdiVideoSrc {
//let mut pNDI_recv = state.recv;
unsafe {
if !NDIlib_initialize() {
//println!("Cannot run NDI: NDIlib_initialize error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_initialize error"]);
return false;
}
let mut source: NDIlib_source_t = NDIlib_source_t{p_ndi_name: ptr::null(),
p_ip_address: ptr::null()};
// print!("{:?}", settings.stream_name);
// print!("{:?}", settings.ip);
//TODO default values
let NDI_find_create_desc: NDIlib_find_create_t = Default::default();
let pNDI_find = NDIlib_find_create_v2(&NDI_find_create_desc);
let ip_ptr = CString::new(settings.ip.clone()).unwrap();
if (ip_ptr == CString::new("").unwrap()){
if pNDI_find.is_null() {
//println!("Cannot run NDI: NDIlib_find_create_v2 error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_find_create_v2 error"]);
return false;
}
let mut total_sources: u32 = 0;
let mut p_sources = ptr::null();
//TODO Delete while. If not, will loop until a source it's available
//while total_sources == 0 {
// TODO Sleep 1s to wait for all sources
thread::sleep(time::Duration::from_millis(2000));
p_sources = NDIlib_find_get_current_sources(pNDI_find, &mut total_sources as *mut u32);
//}
// We need at least one source
if p_sources.is_null() {
//println!("Error getting NDIlib_find_get_current_sources.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Error getting NDIlib_find_get_current_sources"]);
return false;
//::std::process::exit(1);
}
let mut no_source: isize = -1;
for i in 0..total_sources as isize{
if CStr::from_ptr((*p_sources.offset(i)).p_ndi_name)
.to_string_lossy()
.into_owned() == settings.stream_name{
no_source = i;
break;
}
}
if no_source == -1 {
gst_element_error!(element, gst::CoreError::Negotiation, ["Stream name not found"]);
return false;
}
println!(
"Total_sources {}: Name '{}' Address '{}'",
total_sources,
CStr::from_ptr((*p_sources.offset(no_source)).p_ndi_name)
.to_string_lossy()
.into_owned(),
CStr::from_ptr((*p_sources.offset(no_source)).p_ip_address)
.to_string_lossy()
.into_owned()
);
source = *p_sources.offset(no_source).clone();
}
else{
source.p_ip_address = ip_ptr.as_ptr();
println!(
"Address '{}'",
CStr::from_ptr(source.p_ip_address)
.to_string_lossy()
.into_owned()
);
}
// We now have at least one source, so we create a receiver to look at it.
// We tell it that we prefer YCbCr video since it is more efficient for us. If the source has an alpha channel
// it will still be provided in BGRA
let p_ndi_name = CString::new("Galicaster NDI Receiver").unwrap();
let NDI_recv_create_desc = NDIlib_recv_create_v3_t {
source_to_connect_to: source,
p_ndi_name: p_ndi_name.as_ptr(),
..Default::default()
};
let pNDI_recv = NDIlib_recv_create_v3(&NDI_recv_create_desc);
if pNDI_recv.is_null() {
//println!("Cannot run NDI: NDIlib_recv_create_v3 error.");
gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_recv_create_v3 error"]);
return false;
//::std::process::exit(1);
}
// Destroy the NDI finder. We needed to have access to the pointers to p_sources[0]
NDIlib_find_destroy(pNDI_find);
// We are now going to mark this source as being on program output for tally purposes (but not on preview)
let tally_state: NDIlib_tally_t = Default::default();
NDIlib_recv_set_tally(pNDI_recv, &tally_state);
// Enable Hardwqre Decompression support if this support has it. Please read the caveats in the documentation
// regarding this. There are times in which it might reduce the performance although on small stream numbers
// it almost always yields the same or better performance.
let data = CString::new("<ndi_hwaccel enabled=\"true\"/>").unwrap();
let enable_hw_accel = NDIlib_metadata_frame_t {
length: data.to_bytes().len() as i32,
timecode: 0,
p_data: data.as_ptr(),
};
NDIlib_recv_send_metadata(pNDI_recv, &enable_hw_accel);
state.recv = Some(NdiInstance{recv: pNDI_recv});
let start = SystemTime::now();
let since_the_epoch = start.duration_since(UNIX_EPOCH)
.expect("Time went backwards");
println!("{:?}", since_the_epoch);
state.start_pts = Some(since_the_epoch.as_secs() * 1000000000 +
since_the_epoch.subsec_nanos() as u64);
//TODO Another way to save NDI_recv variable
// *state = State{
// info: state.info.clone(),
// recv: Some(NdiInstance{recv: pNDI_recv}),
return hue(element, settings.ip.clone(), settings.stream_name.clone());
// if !NDIlib_initialize() {
// //println!("Cannot run NDI: NDIlib_initialize error.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_initialize error"]);
// return false;
// }
//
// let mut source: NDIlib_source_t = NDIlib_source_t{p_ndi_name: ptr::null(),
// p_ip_address: ptr::null()};
//
// // print!("{:?}", settings.stream_name);
// // print!("{:?}", settings.ip);
//
// //TODO default values
// let NDI_find_create_desc: NDIlib_find_create_t = Default::default();
// let pNDI_find = NDIlib_find_create_v2(&NDI_find_create_desc);
// let ip_ptr = CString::new(settings.ip.clone()).unwrap();
// if (ip_ptr == CString::new("").unwrap()){
// if pNDI_find.is_null() {
// //println!("Cannot run NDI: NDIlib_find_create_v2 error.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_find_create_v2 error"]);
// return false;
// }
//
// let mut total_sources: u32 = 0;
// let mut p_sources = ptr::null();
// //TODO Delete while. If not, will loop until a source it's available
// //while total_sources == 0 {
// // TODO Sleep 1s to wait for all sources
// thread::sleep(time::Duration::from_millis(2000));
// p_sources = NDIlib_find_get_current_sources(pNDI_find, &mut total_sources as *mut u32);
// //}
//
// // We need at least one source
// if p_sources.is_null() {
// //println!("Error getting NDIlib_find_get_current_sources.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Error getting NDIlib_find_get_current_sources"]);
// return false;
// //::std::process::exit(1);
// }
//
// let mut no_source: isize = -1;
// for i in 0..total_sources as isize{
// if CStr::from_ptr((*p_sources.offset(i)).p_ndi_name)
// .to_string_lossy()
// .into_owned() == settings.stream_name{
// no_source = i;
// break;
// }
// }
// if no_source == -1 {
// gst_element_error!(element, gst::CoreError::Negotiation, ["Stream name not found"]);
// return false;
// }
// println!(
// "Total_sources {}: Name '{}' Address '{}'",
// total_sources,
// CStr::from_ptr((*p_sources.offset(no_source)).p_ndi_name)
// .to_string_lossy()
// .into_owned(),
// CStr::from_ptr((*p_sources.offset(no_source)).p_ip_address)
// .to_string_lossy()
// .into_owned()
// );
// source = *p_sources.offset(no_source).clone();
// }
// else{
// source.p_ip_address = ip_ptr.as_ptr();
// println!(
// "Address '{}'",
// CStr::from_ptr(source.p_ip_address)
// .to_string_lossy()
// .into_owned()
// );
// }
//
// // We now have at least one source, so we create a receiver to look at it.
// // We tell it that we prefer YCbCr video since it is more efficient for us. If the source has an alpha channel
// // it will still be provided in BGRA
// let p_ndi_name = CString::new("Galicaster NDI Receiver").unwrap();
// let NDI_recv_create_desc = NDIlib_recv_create_v3_t {
// source_to_connect_to: source,
// p_ndi_name: p_ndi_name.as_ptr(),
// ..Default::default()
// };
//
// let pNDI_recv = NDIlib_recv_create_v3(&NDI_recv_create_desc);
// if pNDI_recv.is_null() {
// //println!("Cannot run NDI: NDIlib_recv_create_v3 error.");
// gst_element_error!(element, gst::CoreError::Negotiation, ["Cannot run NDI: NDIlib_recv_create_v3 error"]);
// return false;
// //::std::process::exit(1);
// }
//
// // Destroy the NDI finder. We needed to have access to the pointers to p_sources[0]
// NDIlib_find_destroy(pNDI_find);
//
// // We are now going to mark this source as being on program output for tally purposes (but not on preview)
// let tally_state: NDIlib_tally_t = Default::default();
// NDIlib_recv_set_tally(pNDI_recv, &tally_state);
//
// // Enable Hardwqre Decompression support if this support has it. Please read the caveats in the documentation
// // regarding this. There are times in which it might reduce the performance although on small stream numbers
// // it almost always yields the same or better performance.
// let data = CString::new("<ndi_hwaccel enabled=\"true\"/>").unwrap();
// let enable_hw_accel = NDIlib_metadata_frame_t {
// length: data.to_bytes().len() as i32,
// timecode: 0,
// p_data: data.as_ptr(),
// };
//
// NDIlib_recv_send_metadata(pNDI_recv, &enable_hw_accel);
// state.recv = Some(NdiInstance{recv: pNDI_recv});
// let start = SystemTime::now();
// let since_the_epoch = start.duration_since(UNIX_EPOCH)
// .expect("Time went backwards");
// println!("{:?}", since_the_epoch);
// state.start_pts = Some(since_the_epoch.as_secs() * 1000000000 +
// since_the_epoch.subsec_nanos() as u64);
// //TODO Another way to save NDI_recv variable
// // *state = State{
// // info: state.info.clone(),
// // recv: Some(NdiInstance{recv: pNDI_recv}),
// // };
}
true
// true
}
// Called when shutting down the element so we can release all stream-related state
fn stop(&self, element: &BaseSrc) -> bool {
// Reset state
let state = self.state.lock().unwrap();
let recv = match state.recv{
None => {
//println!("pNDI_recv no encontrado");
gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
return true;
}
Some(ref recv) => recv.clone(),
};
let pNDI_recv = recv.recv;
unsafe{
NDIlib_recv_destroy(pNDI_recv);
//NDIlib_destroy();
}
// let recv = match state.recv{
// None => {
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// return true;
// }
// Some(ref recv) => recv.clone(),
// };
// let pNDI_recv = recv.recv;
// unsafe{
// let recv = match ndi2.recv{
// None => {
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// return true;
// }
// Some(ref recv) => recv.clone(),
// };
// let pNDI_recv = recv.recv;
// NDIlib_recv_destroy(pNDI_recv);
// //NDIlib_destroy();
// }
stop_ndi();
// Commented because when adding ndi destroy stopped in this line
//*self.state.lock().unwrap() = Default::default();
self.unlock(element);
@ -512,7 +531,20 @@ impl NdiVideoSrc {
fn fixate(&self, element: &BaseSrc, caps: gst::Caps) -> gst::Caps {
//We need to set the correct caps resolution and framerate
let state = self.state.lock().unwrap();
let recv = match state.recv{
// let recv = match state.recv{
// None => {
// //TODO Update gst_element_error with one more descriptive
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// //TODO if none not return anything
// return caps;
// }
// Some(ref recv) => recv.clone(),
// };
//
// let pNDI_recv = recv.recv;
unsafe{
let recv = match ndi2.recv{
None => {
//TODO Update gst_element_error with one more descriptive
//println!("pNDI_recv no encontrado");
@ -544,6 +576,7 @@ impl NdiVideoSrc {
// called Caps::fixate() here
element.parent_fixate(caps)
}
}
//Creates the audio buffers
fn create(
@ -569,7 +602,18 @@ impl NdiVideoSrc {
};
//let mut pNDI_recva = ptr::null();
// {
let recv = match state.recv{
// let recv = match state.recv{
// None => {
// //TODO Update gst_element_error with one more descriptive
// //println!("pNDI_recv no encontrado");
// gst_element_error!(element, gst::CoreError::Negotiation, ["No encontramos ndi recv"]);
// return Err(gst::FlowReturn::NotNegotiated);
// }
// Some(ref recv) => recv.clone(),
// };
// let pNDI_recv = recv.recv;
unsafe{
let recv = match ndi2.recv{
None => {
//TODO Update gst_element_error with one more descriptive
//println!("pNDI_recv no encontrado");
@ -581,7 +625,15 @@ impl NdiVideoSrc {
let pNDI_recv = recv.recv;
// }
let start_pts = match state.start_pts {
// let start_pts = match state.start_pts {
// None => {
// gst_element_error!(element, gst::CoreError::Negotiation, ["Have no caps yet"]);
// return Err(gst::FlowReturn::NotNegotiated);
// }
// Some(ref start_pts) => start_pts.clone(),
// };
let start_pts = match ndi2.start_pts {
None => {
gst_element_error!(element, gst::CoreError::Negotiation, ["Have no caps yet"]);
return Err(gst::FlowReturn::NotNegotiated);
@ -705,7 +757,7 @@ impl NdiVideoSrc {
Ok(buffer)
}
}
}