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win-capture: Shut down win8 monitor capture when not showing

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Completely shut down monitor capture when it's not being shown in the
program (for example in a different scene).  This fixes an issue where
it would cause lag when a game enters fullscreen mode.
This commit is contained in:
jp9000 2016-05-12 17:59:01 -07:00
parent 5103aba23a
commit 9493095c25
1 changed files with 34 additions and 9 deletions
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43
plugins/win-capture/duplicator-monitor-capture.c
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@ -25,6 +25,7 @@ struct duplicator_capture {
obs_source_t *source;
int monitor;
bool capture_cursor;
bool showing;
long x;
long y;
@ -118,13 +119,41 @@ static void reset_capture_data(struct duplicator_capture *capture)
capture->rot = monitor_info.rotation_degrees;
}
static void free_capture_data(struct duplicator_capture *capture)
{
gs_duplicator_destroy(capture->duplicator);
cursor_data_free(&capture->cursor_data);
capture->duplicator = NULL;
capture->width = 0;
capture->height = 0;
capture->x = 0;
capture->y = 0;
capture->rot = 0;
capture->reset_timeout = 0.0f;
}
static void duplicator_capture_tick(void *data, float seconds)
{
struct duplicator_capture *capture = data;
if (!obs_source_showing(capture->source))
/* completely shut down monitor capture if not in use, otherwise it can
* sometimes generate system lag when a game is in fullscreen mode */
if (!obs_source_showing(capture->source)) {
if (capture->showing) {
obs_enter_graphics();
free_capture_data(capture);
obs_leave_graphics();
capture->showing = false;
}
return;
/* always try to load the capture immediately when the source is first
* shown */
} else if (!capture->showing) {
capture->reset_timeout = RESET_INTERVAL_SEC;
}
obs_enter_graphics();
if (!capture->duplicator) {
@ -143,14 +172,7 @@ static void duplicator_capture_tick(void *data, float seconds)
cursor_capture(&capture->cursor_data);
if (!gs_duplicator_update_frame(capture->duplicator)) {
gs_duplicator_destroy(capture->duplicator);
capture->duplicator = NULL;
capture->width = 0;
capture->height = 0;
capture->x = 0;
capture->y = 0;
capture->rot = 0;
capture->reset_timeout = 0.0f;
free_capture_data(capture);
} else if (capture->width == 0) {
reset_capture_data(capture);
@ -159,6 +181,9 @@ static void duplicator_capture_tick(void *data, float seconds)
obs_leave_graphics();
if (!capture->showing)
capture->showing = true;
UNUSED_PARAMETER(seconds);
}