stv0g/embeddedsw
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

video_common: Added XVidC_IsInterlaced.

Browse source 
This function checks if a video timing with a supplied ID from the video mode
table is interlaced or not.

Signed-off-by: Andrei-Liviu Simion <andrei.simion@xilinx.com>
This commit is contained in:
Andrei-Liviu Simion 2015-01-26 17:15:09 -08:00 • committed by Nava kishore Manne
parent 156f41affc
commit 767e6749ee
2 changed files with 28 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

29
XilinxProcessorIPLib/drivers/video_common/src/xvidc.c
View file

@ -116,9 +116,10 @@ u32 XVidC_GetPixelClockHzByVmId(XVidC_VideoMode VmId)
/******************************************************************************/
/**
* This function check input video mode is interlaced/progressive.
* This function checks if the input video mode is interlaced/progressive based
* on its ID from the video timings table.
*
* @param VmId specifies the resolution id.
* @param VmId specifies the resolution ID from the video timings table.
*
* @return Video format.
* - XVIDC_VF_PROGRESSIVE
@ -136,6 +137,30 @@ XVidC_VideoFormat XVidC_GetVideoFormat(XVidC_VideoMode VmId)
return (XVIDC_VF_INTERLACED);
}
/******************************************************************************/
/**
* This function checks if the input video mode is interlaced based on its ID
* from the video timings table.
*
* @param VmId specifies the resolution ID from the video timings table.
*
* @return
* - 1 if the video timing with the supplied table ID is
* interlaced.
* - 0 if the video timing is progressive.
*
* @note None.
*
*******************************************************************************/
u8 XVidC_IsInterlaced(XVidC_VideoMode VmId)
{
if (XVidC_GetVideoFormat(VmId) == XVIDC_VF_INTERLACED) {
return 1;
}
return 0;
}
/******************************************************************************/
/**
* This function returns the Video Mode ID that matches the detected input

1
XilinxProcessorIPLib/drivers/video_common/src/xvidc.h
View file

@ -370,6 +370,7 @@ typedef void (*XVidC_DelayHandler)(void *TimerPtr, u32 Delay);
u32 XVidC_GetPixelClockHzByHVFr(u32 HTotal, u32 VTotal, u8 FrameRate);
u32 XVidC_GetPixelClockHzByVmId(XVidC_VideoMode VmId);
XVidC_VideoFormat XVidC_GetVideoFormat(XVidC_VideoMode VmId);
u8 XVidC_IsInterlaced(XVidC_VideoMode VmId);
XVidC_VideoMode XVidC_GetVideoModeId(u32 Width, u32 Height, u32 FrameRate,
u8 IsInterlaced);
const XVidC_VideoTimingMode* XVidC_GetVideoModeData(XVidC_VideoMode VmId);