diff options
| -rw-r--r-- | hwc/hwc.c | 17 |
1 files changed, 16 insertions, 1 deletions
@@ -920,8 +920,23 @@ static int omap4_hwc_set_best_hdmi_mode(omap4_hwc_device_t *hwc_dev, __u32 xres, sdis.mode = d.dis.modedb[best]; ALOGD("picking #%d", best); /* only reconfigure on change */ - if (ext->last_mode != ~best) + if (ext->last_mode != ~best) { + /* set a property that apps that care (e.g. YouTube) can use + * to determine whether or not to stream lower resolution + * videos when the hdmi mode is < 1080p. + * otherwise, they'd give us 1080p and we'd just scale it + * down to the hdmi mode res. UI apps are always going + * to draw at 1080p and we'll scale down because the + * system can't support dynamic dpi changes. + */ + char display[PROPERTY_VALUE_MAX]; + snprintf(display, sizeof(display), "%dx%d", + d.modedb[best].xres, d.modedb[best].yres); + LOGD("setting property sys.display-size to %s", display); + property_set("sys.display-size", display); + ioctl(hwc_dev->dsscomp_fd, DSSCIOC_SETUP_DISPLAY, &sdis); + } ext->last_mode = ~best; } else { __u32 ext_width = d.dis.width_in_mm; |