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win-capture: Add option to adjust hook rate for game capture

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This option slows down or speeds up the rate at which
the game capture plugin checks for a valid window.
This commit is contained in:
Tom Peeters 2018-09-13 19:35:37 +02:00
parent 6c42d07751
commit 6bbeaae02e
2 changed files with 59 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
plugins/win-capture/data/locale/en-US.ini
View File

@ -22,4 +22,9 @@ GameCapture.CaptureOverlays="Capture third-party overlays (such as steam)"
GameCapture.AntiCheatHook="Use anti-cheat compatibility hook"
GameCapture.HotkeyStart="Capture foreground window"
GameCapture.HotkeyStop="Deactivate capture"
GameCapture.HookRate="Hook Rate"
GameCapture.HookRate.Slow="Slow"
GameCapture.HookRate.Normal="Normal (recommended)"
GameCapture.HookRate.Fast="Fast"
GameCapture.HookRate.Fastest="Fastest"
Mode="Mode"

61
plugins/win-capture/game-capture.c
View File

@ -35,6 +35,7 @@
#define SETTING_LIMIT_FRAMERATE "limit_framerate"
#define SETTING_CAPTURE_OVERLAYS "capture_overlays"
#define SETTING_ANTI_CHEAT_HOOK "anti_cheat_hook"
#define SETTING_HOOK_RATE "hook_rate"
/* deprecated */
#define SETTING_ANY_FULLSCREEN "capture_any_fullscreen"
@ -62,6 +63,11 @@
#define TEXT_LIMIT_FRAMERATE obs_module_text("GameCapture.LimitFramerate")
#define TEXT_CAPTURE_OVERLAYS obs_module_text("GameCapture.CaptureOverlays")
#define TEXT_ANTI_CHEAT_HOOK obs_module_text("GameCapture.AntiCheatHook")
#define TEXT_HOOK_RATE obs_module_text("GameCapture.HookRate")
#define TEXT_HOOK_RATE_SLOW obs_module_text("GameCapture.HookRate.Slow")
#define TEXT_HOOK_RATE_NORMAL obs_module_text("GameCapture.HookRate.Normal")
#define TEXT_HOOK_RATE_FAST obs_module_text("GameCapture.HookRate.Fast")
#define TEXT_HOOK_RATE_FASTEST obs_module_text("GameCapture.HookRate.Fastest")
#define TEXT_MODE_ANY TEXT_ANY_FULLSCREEN
#define TEXT_MODE_WINDOW obs_module_text("GameCapture.CaptureWindow")
@ -79,6 +85,13 @@ enum capture_mode {
CAPTURE_MODE_HOTKEY
};
enum hook_rate {
HOOK_RATE_SLOW,
HOOK_RATE_NORMAL,
HOOK_RATE_FAST,
HOOK_RATE_FASTEST
};
struct game_capture_config {
char *title;
char *class;
@ -94,6 +107,7 @@ struct game_capture_config {
bool limit_framerate;
bool capture_overlays;
bool anticheat_hook;
enum hook_rate hook_rate;
};
struct game_capture {
@ -266,6 +280,22 @@ static inline HANDLE open_process(DWORD desired_access, bool inherit_handle,
return open_process_proc(desired_access, inherit_handle, process_id);
}
static inline float hook_rate_to_float(enum hook_rate rate)
{
switch (rate) {
case HOOK_RATE_SLOW:
return 2.0f;
case HOOK_RATE_FAST:
return 0.5f;
case HOOK_RATE_FASTEST:
return 0.1f;
case HOOK_RATE_NORMAL:
/* FALLTHROUGH */
default:
return 1.0f;
}
}
static void stop_capture(struct game_capture *gc)
{
ipc_pipe_server_free(&gc->pipe);
@ -390,6 +420,8 @@ static inline void get_config(struct game_capture_config *cfg,
SETTING_CAPTURE_OVERLAYS);
cfg->anticheat_hook = obs_data_get_bool(settings,
SETTING_ANTI_CHEAT_HOOK);
cfg->hook_rate = (enum hook_rate)obs_data_get_int(settings,
SETTING_HOOK_RATE);
scale_str = obs_data_get_string(settings, SETTING_SCALE_RES);
ret = sscanf(scale_str, "%"PRIu32"x%"PRIu32,
@ -504,7 +536,8 @@ static void game_capture_update(void *data, obs_data_t *settings)
free_config(&gc->config);
gc->config = cfg;
gc->retry_interval = DEFAULT_RETRY_INTERVAL;
gc->retry_interval = DEFAULT_RETRY_INTERVAL *
hook_rate_to_float(gc->config.hook_rate);
gc->wait_for_target_startup = false;
dstr_free(&gc->title);
@ -537,7 +570,8 @@ static void *game_capture_create(obs_data_t *settings, obs_source_t *source)
gc->source = source;
gc->initial_config = true;
gc->retry_interval = DEFAULT_RETRY_INTERVAL;
gc->retry_interval = DEFAULT_RETRY_INTERVAL *
hook_rate_to_float(gc->config.hook_rate);
gc->hotkey_pair = obs_hotkey_pair_register_source(
gc->source,
HOTKEY_START, TEXT_HOTKEY_START,
@ -1044,7 +1078,8 @@ static void setup_window(struct game_capture *gc, HWND window)
* (such as steam) need a little bit of time to load. ultimately this
* helps prevent crashes */
if (gc->wait_for_target_startup) {
gc->retry_interval = 3.0f;
gc->retry_interval = 3.0f *
hook_rate_to_float(gc->config.hook_rate);
gc->wait_for_target_startup = false;
} else {
gc->next_window = window;
@ -1595,7 +1630,7 @@ static void game_capture_tick(void *data, float seconds)
get_window_class(&gc->class, hwnd);
gc->priority = WINDOW_PRIORITY_CLASS;
gc->retry_time = 10.0f;
gc->retry_time = 10.0f * hook_rate_to_float(gc->config.hook_rate);
gc->activate_hook = true;
} else {
deactivate = false;
@ -1614,7 +1649,7 @@ static void game_capture_tick(void *data, float seconds)
return;
} else if (!gc->showing) {
gc->retry_time = 10.0f;
gc->retry_time = 10.0f * hook_rate_to_float(gc->config.hook_rate);
}
if (gc->hook_stop && object_signalled(gc->hook_stop)) {
@ -1640,7 +1675,8 @@ static void game_capture_tick(void *data, float seconds)
gc->error_acquiring = true;
} else if (!gc->capturing) {
gc->retry_interval = ERROR_RETRY_INTERVAL;
gc->retry_interval = ERROR_RETRY_INTERVAL *
hook_rate_to_float(gc->config.hook_rate);
stop_capture(gc);
}
}
@ -1655,7 +1691,8 @@ static void game_capture_tick(void *data, float seconds)
debug("init_capture_data failed");
if (result != CAPTURE_RETRY && !gc->capturing) {
gc->retry_interval = ERROR_RETRY_INTERVAL;
gc->retry_interval = ERROR_RETRY_INTERVAL *
hook_rate_to_float(gc->config.hook_rate);
stop_capture(gc);
}
}
@ -1787,6 +1824,8 @@ static void game_capture_defaults(obs_data_t *settings)
obs_data_set_default_bool(settings, SETTING_LIMIT_FRAMERATE, false);
obs_data_set_default_bool(settings, SETTING_CAPTURE_OVERLAYS, false);
obs_data_set_default_bool(settings, SETTING_ANTI_CHEAT_HOOK, true);
obs_data_set_default_int(settings, SETTING_HOOK_RATE,
(int)HOOK_RATE_NORMAL);
}
static bool mode_callback(obs_properties_t *ppts,
@ -2002,6 +2041,14 @@ static obs_properties_t *game_capture_properties(void *data)
obs_properties_add_bool(ppts, SETTING_CAPTURE_OVERLAYS,
TEXT_CAPTURE_OVERLAYS);
p = obs_properties_add_list(ppts, SETTING_HOOK_RATE,
TEXT_HOOK_RATE, OBS_COMBO_TYPE_LIST,
OBS_COMBO_FORMAT_INT);
obs_property_list_add_int(p, TEXT_HOOK_RATE_SLOW, HOOK_RATE_SLOW);
obs_property_list_add_int(p, TEXT_HOOK_RATE_NORMAL, HOOK_RATE_NORMAL);
obs_property_list_add_int(p, TEXT_HOOK_RATE_FAST, HOOK_RATE_FAST);
obs_property_list_add_int(p, TEXT_HOOK_RATE_FASTEST, HOOK_RATE_FASTEST);
UNUSED_PARAMETER(data);
return ppts;
}