Support headless mode

This commit is contained in:
Yukino Song
2024-08-21 23:39:41 +08:00
parent c071e4ae12
commit 8db50446a7
10 changed files with 104 additions and 86 deletions

View File

@@ -326,6 +326,7 @@ namespace config {
} // namespace sw
video_t video {
false, // headless_mode
28, // qp
0, // hevc_mode
@@ -947,6 +948,7 @@ namespace config {
std::cout << "["sv << name << "] -- ["sv << val << ']' << std::endl;
}
bool_f(vars, "headless_mode", video.headless_mode);
int_f(vars, "qp", video.qp);
int_f(vars, "min_threads", video.min_threads);
int_between_f(vars, "hevc_mode", video.hevc_mode, { 0, 3 });

View File

@@ -15,6 +15,7 @@
namespace config {
struct video_t {
bool headless_mode;
// ffmpeg params
int qp; // higher == more compression and less quality

View File

@@ -280,7 +280,8 @@ main(int argc, char *argv[]) {
BOOST_LOG(warning) << "No gamepad input is available"sv;
}
if (video::probe_encoders()) {
// Do not probe encoders on startup if headless mode is enabled
if (!config::video.headless_mode && video::probe_encoders()) {
BOOST_LOG(error) << "Video failed to find working encoder"sv;
}

View File

@@ -859,8 +859,6 @@ namespace nvhttp {
return;
}
auto appid = util::from_view(get_arg(args, "appid"));
auto current_appid = proc::proc.running();
if (current_appid > 0) {
tree.put("root.resume", 0);
@@ -870,20 +868,6 @@ namespace nvhttp {
return;
}
// Probe encoders again before streaming to ensure our chosen
// encoder matches the active GPU (which could have changed
// due to hotplugging, driver crash, primary monitor change,
// or any number of other factors).
if (rtsp_stream::session_count() == 0) {
if (video::probe_encoders()) {
tree.put("root.<xmlattr>.status_code", 503);
tree.put("root.<xmlattr>.status_message", "Failed to initialize video capture/encoding. Is a display connected and turned on?");
tree.put("root.gamesession", 0);
return;
}
}
host_audio = util::from_view(get_arg(args, "localAudioPlayMode"));
auto launch_session = make_launch_session(host_audio, args);
@@ -898,11 +882,31 @@ namespace nvhttp {
return;
}
auto appid = util::from_view(get_arg(args, "appid"));
auto appid_str = std::to_string(appid);
if (appid > 0) {
auto err = proc::proc.execute(appid, launch_session);
const auto& apps = proc::proc.get_apps();
auto app_iter = std::find_if(apps.begin(), apps.end(), [&appid_str](const auto _app) {
return _app.id == appid_str;
});
if (app_iter == apps.end()) {
BOOST_LOG(error) << "Couldn't find app with ID ["sv << appid_str << ']';
tree.put("root.<xmlattr>.status_code", 404);
tree.put("root.<xmlattr>.status_message", "Cannot find requested application");
tree.put("root.gamesession", 0);
return;
}
auto err = proc::proc.execute(appid, *app_iter, launch_session);
if (err) {
tree.put("root.<xmlattr>.status_code", err);
tree.put("root.<xmlattr>.status_message", "Failed to start the specified application");
tree.put(
"root.<xmlattr>.status_message",
err == 503
? "Failed to initialize video capture/encoding. Is a display connected and turned on?"
: "Failed to start the specified application");
tree.put("root.gamesession", 0);
return;

View File

@@ -28,6 +28,7 @@
#include "httpcommon.h"
#include "system_tray.h"
#include "utility.h"
#include "video.h"
#ifdef _WIN32
// from_utf8() string conversion function
@@ -154,23 +155,17 @@ namespace proc {
}
int
proc_t::execute(int app_id, std::shared_ptr<rtsp_stream::launch_session_t> launch_session) {
proc_t::execute(int app_id, const ctx_t& _app, std::shared_ptr<rtsp_stream::launch_session_t> launch_session) {
// Ensure starting from a clean slate
terminate();
auto iter = std::find_if(_apps.begin(), _apps.end(), [&app_id](const auto app) {
return app.id == std::to_string(app_id);
// Executed when returning from function
auto fg = util::fail_guard([&]() {
terminate();
});
if (iter == _apps.end()) {
BOOST_LOG(error) << "Couldn't find app with ID ["sv << app_id << ']';
return 404;
}
_app_id = app_id;
_app = *iter;
_app_prep_begin = std::begin(_app.prep_cmds);
_app_prep_it = _app_prep_begin;
_launch_session = launch_session;
uint32_t client_width = launch_session->width;
uint32_t client_height = launch_session->height;
@@ -193,60 +188,8 @@ namespace proc {
render_height &= ~1;
}
// Add Stream-specific environment variables
_env["SUNSHINE_APP_ID"] = std::to_string(_app_id);
_env["SUNSHINE_APP_NAME"] = _app.name;
_env["SUNSHINE_CLIENT_UID"] = launch_session->unique_id;
_env["SUNSHINE_CLIENT_NAME"] = launch_session->device_name;
_env["SUNSHINE_CLIENT_WIDTH"] = std::to_string(render_width);
_env["SUNSHINE_CLIENT_HEIGHT"] = std::to_string(render_height);
_env["SUNSHINE_CLIENT_RENDER_WIDTH"] = std::to_string(launch_session->width);
_env["SUNSHINE_CLIENT_RENDER_HEIGHT"] = std::to_string(launch_session->height);
_env["SUNSHINE_CLIENT_SCALE_FACTOR"] = std::to_string(scale_factor);
_env["SUNSHINE_CLIENT_FPS"] = std::to_string(launch_session->fps);
_env["SUNSHINE_CLIENT_HDR"] = launch_session->enable_hdr ? "true" : "false";
_env["SUNSHINE_CLIENT_GCMAP"] = std::to_string(launch_session->gcmap);
_env["SUNSHINE_CLIENT_HOST_AUDIO"] = launch_session->host_audio ? "true" : "false";
_env["SUNSHINE_CLIENT_ENABLE_SOPS"] = launch_session->enable_sops ? "true" : "false";
int channelCount = launch_session->surround_info & (65535);
switch (channelCount) {
case 2:
_env["SUNSHINE_CLIENT_AUDIO_CONFIGURATION"] = "2.0";
break;
case 6:
_env["SUNSHINE_CLIENT_AUDIO_CONFIGURATION"] = "5.1";
break;
case 8:
_env["SUNSHINE_CLIENT_AUDIO_CONFIGURATION"] = "7.1";
break;
}
_env["SUNSHINE_CLIENT_AUDIO_SURROUND_PARAMS"] = launch_session->surround_params;
if (!_app.output.empty() && _app.output != "null"sv) {
#ifdef _WIN32
// fopen() interprets the filename as an ANSI string on Windows, so we must convert it
// to UTF-16 and use the wchar_t variants for proper Unicode log file path support.
auto woutput = platf::from_utf8(_app.output);
// Use _SH_DENYNO to allow us to open this log file again for writing even if it is
// still open from a previous execution. This is required to handle the case of a
// detached process executing again while the previous process is still running.
_pipe.reset(_wfsopen(woutput.c_str(), L"a", _SH_DENYNO));
#else
_pipe.reset(fopen(_app.output.c_str(), "a"));
#endif
}
std::error_code ec;
// Executed when returning from function
auto fg = util::fail_guard([&]() {
terminate();
});
_launch_session = launch_session;
#ifdef _WIN32
if (launch_session->virtual_display || _app.virtual_display) {
if (config::video.headless_mode || launch_session->virtual_display || _app.virtual_display) {
if (vDisplayDriverStatus != VDISPLAY::DRIVER_STATUS::OK) {
// Try init driver again
initVDisplayDriver();
@@ -302,6 +245,62 @@ namespace proc {
}
#endif
// Add Stream-specific environment variables
_env["SUNSHINE_APP_ID"] = _app.id;
_env["SUNSHINE_APP_NAME"] = _app.name;
_env["SUNSHINE_CLIENT_UID"] = launch_session->unique_id;
_env["SUNSHINE_CLIENT_NAME"] = launch_session->device_name;
_env["SUNSHINE_CLIENT_WIDTH"] = std::to_string(render_width);
_env["SUNSHINE_CLIENT_HEIGHT"] = std::to_string(render_height);
_env["SUNSHINE_CLIENT_RENDER_WIDTH"] = std::to_string(launch_session->width);
_env["SUNSHINE_CLIENT_RENDER_HEIGHT"] = std::to_string(launch_session->height);
_env["SUNSHINE_CLIENT_SCALE_FACTOR"] = std::to_string(scale_factor);
_env["SUNSHINE_CLIENT_FPS"] = std::to_string(launch_session->fps);
_env["SUNSHINE_CLIENT_HDR"] = launch_session->enable_hdr ? "true" : "false";
_env["SUNSHINE_CLIENT_GCMAP"] = std::to_string(launch_session->gcmap);
_env["SUNSHINE_CLIENT_HOST_AUDIO"] = launch_session->host_audio ? "true" : "false";
_env["SUNSHINE_CLIENT_ENABLE_SOPS"] = launch_session->enable_sops ? "true" : "false";
int channelCount = launch_session->surround_info & (65535);
switch (channelCount) {
case 2:
_env["SUNSHINE_CLIENT_AUDIO_CONFIGURATION"] = "2.0";
break;
case 6:
_env["SUNSHINE_CLIENT_AUDIO_CONFIGURATION"] = "5.1";
break;
case 8:
_env["SUNSHINE_CLIENT_AUDIO_CONFIGURATION"] = "7.1";
break;
}
_env["SUNSHINE_CLIENT_AUDIO_SURROUND_PARAMS"] = launch_session->surround_params;
if (!_app.output.empty() && _app.output != "null"sv) {
#ifdef _WIN32
// fopen() interprets the filename as an ANSI string on Windows, so we must convert it
// to UTF-16 and use the wchar_t variants for proper Unicode log file path support.
auto woutput = platf::from_utf8(_app.output);
// Use _SH_DENYNO to allow us to open this log file again for writing even if it is
// still open from a previous execution. This is required to handle the case of a
// detached process executing again while the previous process is still running.
_pipe.reset(_wfsopen(woutput.c_str(), L"a", _SH_DENYNO));
#else
_pipe.reset(fopen(_app.output.c_str(), "a"));
#endif
}
// Probe encoders again before streaming to ensure our chosen
// encoder matches the active GPU (which could have changed
// due to hotplugging, driver crash, primary monitor change,
// or any number of other factors).
if (video::probe_encoders()) {
return 503;
}
std::error_code ec;
_app_prep_begin = std::begin(_app.prep_cmds);
_app_prep_it = _app_prep_begin;
for (; _app_prep_it != std::end(_app.prep_cmds); ++_app_prep_it) {
auto &cmd = *_app_prep_it;

View File

@@ -89,7 +89,7 @@ namespace proc {
_apps(std::move(apps)) {}
int
execute(int app_id, std::shared_ptr<rtsp_stream::launch_session_t> launch_session);
execute(int app_id, const ctx_t& _app, std::shared_ptr<rtsp_stream::launch_session_t> launch_session);
/**
* @return `_app_id` if a process is running, otherwise returns `0`