Q: 使用Windows Media Center, WinFast PVR2 或其它軟體時, 如何知道 3D Y/C 是否開啟?
A: 下載WinFaspAPI.zip, 解壓縮後, 執行WinFastAPI.exe
http://tw1965.myweb.hinet.net/Leadtek/WinFastAPI.zip
- 選"WinFast DVR3100 H Video Capture"
- 在Register "Address"欄位輸入"C4000478"
- 按Register "Read"
- 如果讀出的值是 0x7728021F, 表示 3D Y/C 開啟(Enabled).
如果讀出的值是 0x6628021F, 表示 3D Y/C 未開啟(Disabled).
引用:
#define SRC_COMB_CFG 0xC4000478
VOID MakoVideo::set3DCombSetting(BOOLEAN enable_3d_comb)
{
_enable_3d_comb = enable_3d_comb;
//Do not enable 3D comb for VCRs or when in a PAL video
// mode. (But remember the 3D comb setting.)
if((getVideoMode() & PAL_VIDEO_MODES) ||
_is_vcr)
{
//Comb filter not available for PAL
enable_3d_comb = FALSE;
}
if(enable_3d_comb)
{
_p_registers->writeDword(SRC_COMB_CFG, 0x7728021F);
}
else
{
_p_registers->writeDword(SRC_COMB_CFG, 0x6628021F);
}
}
|