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Code Issues Releases Wiki Activity

Support for the overlay, that save one stretch blit for bgr16 and YUV formats

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9568 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
albeu 2003-03-12 11:12:24 +00:00
parent 6b271acc7e
commit 1a37f3eb54
1 changed files with 94 additions and 5 deletions
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99
libvo/vo_tdfx_vid.c
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@ -70,6 +70,8 @@ static uint8_t current_buffer = 0;
static uint8_t current_ip_buf = 0;
static uint32_t buffer_stride[3];
static int use_overlay = 1;
// FIXME
static void clear_screen(void) {
tdfx_vid_agp_move_t mov;
@ -144,6 +146,33 @@ flip_page(void)
#ifdef VERBOSE
printf("Flip\n");
#endif
if(use_overlay) {
// These formats need conversion
switch(src_fmt) {
case IMGFMT_BGR8:
case IMGFMT_BGR24:
case IMGFMT_BGR32:
memset(&blit,0,sizeof(tdfx_vid_blit_t));
blit.src = back_buffer;
blit.src_stride = src_stride;
blit.src_x = 0;
blit.src_y = 0;
blit.src_w = src_width;
blit.src_h = src_height;
blit.src_format = src_fmt;
blit.dst = front_buffer;
blit.dst_stride = dst_stride;
blit.dst_x = 0;
blit.dst_y = 0;
blit.dst_w = src_width;
blit.dst_h = src_height;
blit.dst_format = IMGFMT_BGR16;
if(ioctl(tdfx_fd,TDFX_VID_BLIT,&blit))
printf("tdfx_vid: Blit failed\n");
}
return;
}
memset(&blit,0,sizeof(tdfx_vid_blit_t));
blit.src = back_buffer;
blit.src_stride = src_stride;
@ -226,10 +255,12 @@ config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uin
src_fmt = 0;
switch(format) {
case IMGFMT_BGR8:
case IMGFMT_BGR15:
case IMGFMT_BGR16:
case IMGFMT_BGR24:
case IMGFMT_BGR32:
if(use_overlay)
printf("tdfx_vid: Non-native overlay format need conversion\n");
case IMGFMT_BGR15:
case IMGFMT_BGR16:
src_bpp = ((format & 0x3F)+7)/8;
break;
case IMGFMT_YV12:
@ -249,6 +280,9 @@ config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uin
img_fmt = format;
src_stride = src_width*src_bpp;
// The overlay need a 4 bytes aligned stride
if(use_overlay)
src_stride = ((src_stride+3)/4)*4;
if(!src_fmt)
src_fmt = format;
if(!buffer_size)
@ -266,9 +300,59 @@ config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uin
front_buffer = tdfx_cfg.screen_start;
back_buffer = front_buffer + tdfx_page;
printf("tdfxvid setup : %d(%d) x %d @ %d => %d(%d) x %d @ %d\n",
src_width,src_stride,src_height,src_bpp,
dst_width,dst_stride,dst_height,dst_bpp);
while(use_overlay) {
tdfx_vid_overlay_t ov;
uint32_t ov_fmt = src_fmt, ov_stride = src_stride;
// Align the buffer
back_buffer = (((back_buffer+3)/4)*4);
// With the overlay the front buffer is not on the screen
// so we take the back buffer
front_buffer = back_buffer;
switch(src_fmt) {
case IMGFMT_BGR8:
case IMGFMT_BGR24:
case IMGFMT_BGR32:
back_buffer = front_buffer + 2*(src_stride*src_height);
ov_stride = dst_stride = src_width<<1;
ov_fmt = IMGFMT_BGR16;
break;
}
ov.src[0] = front_buffer;
ov.src[1] = front_buffer + (src_stride*src_height);
ov.src_width = src_width;
ov.src_height = src_height;
ov.src_stride = ov_stride;
ov.format = ov_fmt;
ov.dst_width = dst_width;
ov.dst_height = dst_height;
ov.dst_x = 0;
ov.dst_y = 0;
ov.use_colorkey = 0;
if(ioctl(tdfx_fd,TDFX_VID_SET_OVERLAY,&ov)) {
printf("tdfxvid: Overlay setup failed\n");
use_overlay = 0;
break;
}
if(use_overlay == 1) {
if(ioctl(tdfx_fd,TDFX_VID_OVERLAY_ON)) {
printf("tdfx_vid: Overlay on failed\n");
use_overlay = 0;
break;
}
use_overlay++;
}
printf("tdfx_vid: Overlay ready : %d(%d) x %d @ %d => %d(%d) x %d @ %d\n",
src_width,src_stride,src_height,src_bpp,
dst_width,dst_stride,dst_height,dst_bpp);
break;
}
if(!use_overlay)
printf("tdfx_vid : Texture blit ready %d(%d) x %d @ %d => %d(%d) x %d @ %d\n",
src_width,src_stride,src_height,src_bpp,
dst_width,dst_stride,dst_height,dst_bpp);
return 0;
}
@ -276,6 +360,11 @@ config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uin
static void
uninit(void)
{
if(use_overlay == 2) {
if(ioctl(tdfx_fd,TDFX_VID_OVERLAY_OFF))
printf("tdfx_vid: Overlay off failed\n");
use_overlay--;
}
close(tdfx_fd);
tdfx_fd = -1;
}