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vo_rpi: determine and return display refresh rate

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Reverse engineered from tvservice.c.
This commit is contained in:
wm4 2015-07-27 21:09:24 +02:00
parent 5c8dd832bb
commit 51ca8a4b3e
1 changed files with 24 additions and 0 deletions
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24
video/out/vo_rpi.c
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@ -62,6 +62,7 @@ struct priv {
DISPMANX_RESOURCE_HANDLE_T window_back;
DISPMANX_UPDATE_HANDLE_T update;
uint32_t w, h;
double display_fps;
struct osd_part osd_parts[MAX_OSD_PARTS];
double osd_pts;
@ -296,6 +297,26 @@ static int update_display_size(struct vo *vo)
return -1;
}
p->display_fps = 0;
TV_GET_STATE_RESP_T tvstate;
TV_DISPLAY_STATE_T tvstate_disp;
if (!vc_tv_get_state(&tvstate) && !vc_tv_get_display_state(&tvstate_disp)) {
if (tvstate_disp.state & (VC_HDMI_HDMI | VC_HDMI_DVI)) {
p->display_fps = tvstate_disp.display.hdmi.frame_rate;
HDMI_PROPERTY_PARAM_T param = {
.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE,
};
if (!vc_tv_hdmi_get_property(&param) &&
param.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC)
p->display_fps = p->display_fps / 1.001;
} else {
p->display_fps = tvstate_disp.display.sdtv.frame_rate;
}
}
vo_event(vo, VO_EVENT_WIN_STATE);
vc_dispmanx_update_submit_sync(p->update);
p->update = vc_dispmanx_update_start(10);
@ -537,6 +558,9 @@ static int control(struct vo *vo, uint32_t request, void *data)
resize(vo);
}
return VO_TRUE;
case VOCTRL_GET_DISPLAY_FPS:
*(double *)data = p->display_fps;
return VO_TRUE;
}
return VO_NOTIMPL;