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X11 renderer : don't change XImage from different thread

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- Only allow the X11 renderer thread to change the XImage
This commit is contained in:
Aaron Culliney 2015-03-23 22:05:08 -07:00
parent 30c59bd43f
commit c40f9f7487
1 changed files with 14 additions and 0 deletions
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14
src/video/xvideo.c
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@ -61,6 +61,8 @@ static int xshmeventtype;
static int bitmap_pad = sizeof(uint32_t);
static video_backend_s xvideo_backend = { 0 };
static bool request_set_mode = false;
static int request_mode = 0;
volatile bool _vid_dirty = true;
@ -496,9 +498,15 @@ void video_driver_sync(void) {
}
}
static void _redo_image(void);
static void xdriver_main_loop(void) {
struct timespec sleeptime = { .tv_sec=0, .tv_nsec=8333333 }; // 120Hz
do {
if (request_set_mode) {
request_set_mode = false;
_redo_image();
}
video_driver_sync();
nanosleep(&sleeptime, NULL);
} while (1);
@ -625,8 +633,14 @@ static void _size_hints_set_resize() {
}
void video_set_mode(a2_video_mode_t mode) {
request_mode = mode;
request_set_mode = true;
}
static void _redo_image(void) {
_destroy_image();
int mode = request_mode;
scale = mode;
if (mode == VIDEO_FULLSCREEN) {
scale = 1; // HACK FIXME for now ................