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Fixed scaling in doublescan & interlaced modes

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@3381 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nick 2001-12-08 08:06:11 +00:00
parent 51cbca7f78
commit 6132bd1540
1 changed files with 8 additions and 4 deletions
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12
drivers/radeon/radeon_vid.c
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@ -24,7 +24,7 @@
mknod /dev/radeon_vid c 178 0
or
mknod /dev/rage128_vid c 178 0
for Rage128/Rage128Pro chips (althrough it doesn't matter)
for Rage128/Rage128Pro chips (although it doesn't matter)
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
TESTED and WORKING formats: YUY2, UYVY, IYUV, I420, YV12
-----------------------------------------------------------
@ -331,6 +331,10 @@ static int radeon_is_dbl_scan( void )
return (INREG(CRTC_GEN_CNTL))&CRTC_DBL_SCAN_EN;
}
static int radeon_is_interlace( void )
{
return (INREG(CRTC_GEN_CNTL))&CRTC_INTERLACE_EN;
}
static void __init radeon_vid_save_state( void )
{
@ -496,8 +500,6 @@ RTRACE(RVID_MSG"usr_config: version = %x format=%x card=%x ram=%u src(%ux%u) des
radeon_vid_stop_video();
left = XXX_SRC_X << 16;
top = XXX_SRC_Y << 16;
/* FIXME !!! interlace? */
if(radeon_is_dbl_scan()) config->dest_height *= 2;
src_h = config->src_height;
src_w = config->src_width;
switch(config->format)
@ -551,7 +553,9 @@ RTRACE(RVID_MSG"usr_config: version = %x format=%x card=%x ram=%u src(%ux%u) des
case IMGFMT_RGB32:
case IMGFMT_BGR32: pitch = ((src_w*4) + 15) & ~15; break;
}
if(radeon_is_dbl_scan()) config->dest_height *= 2;
else
if(radeon_is_interlace()) config->dest_height /= 2;
besr.dest_bpp = radeon_vid_get_dbpp();
besr.fourcc = config->format;
besr.v_inc = (src_h << 20) / config->dest_height;