Move dbus code to a separate process to allow gpu-screen-recorder to use cap_sys_nice for better recording performance on amd

1 files changed, 37 insertions, 0 deletions

diff --git a/dbus/dbus_impl.h b/dbus/dbus_impl.h
new file mode 100644
index 0000000..c3f0751
--- /dev/null
+++ b/dbus/dbus_impl.h
@@ -0,0 +1,37 @@
+#ifndef GSR_DBUS_H
+#define GSR_DBUS_H
+
+#include "portal.h"
+#include <stdbool.h>
+#include <stdint.h>
+#include <dbus/dbus.h>
+
+#define DBUS_RANDOM_STR_SIZE 16
+
+typedef struct {
+    DBusConnection *con;
+    DBusError err;
+    char random_str[DBUS_RANDOM_STR_SIZE + 1];
+    unsigned int handle_counter;
+    bool desktop_portal_rule_added;
+    uint32_t screencast_version;
+    char *screencast_restore_token;
+} gsr_dbus;
+
+/* Blocking. TODO: Make non-blocking */
+bool gsr_dbus_init(gsr_dbus *self, const char *screencast_restore_token);
+void gsr_dbus_deinit(gsr_dbus *self);
+
+/* The follow functions should be called in order to setup ScreenCast properly */
+/* These functions that return an int return the response status code */
+int gsr_dbus_screencast_create_session(gsr_dbus *self, char **session_handle);
+/*
+    |capture_type| is a bitmask of gsr_portal_capture_type values. gsr_portal_capture_type values that are not supported by the desktop portal will be ignored.
+    |gsr_portal_cursor_mode| is a bitmask of gsr_portal_cursor_mode values. gsr_portal_cursor_mode values that are not supported will be ignored.
+*/
+int gsr_dbus_screencast_select_sources(gsr_dbus *self, const char *session_handle, uint32_t capture_type, uint32_t cursor_mode);
+int gsr_dbus_screencast_start(gsr_dbus *self, const char *session_handle, uint32_t *pipewire_node);
+bool gsr_dbus_screencast_open_pipewire_remote(gsr_dbus *self, const char *session_handle, int *pipewire_fd);
+const char* gsr_dbus_screencast_get_restore_token(gsr_dbus *self);
+
+#endif /* GSR_DBUS_H */