static void video_cbm_palette_to_ycbcr_oddlines(video_resources_t *video_resources,
const video_cbm_palette_t *p, video_ycbcr_palette_t* ycbcr)
{
unsigned int i;
float offs = (((float)(video_resources->pal_oddlines_phase)) / (2000.0f / 90.0f)) + (180.0f - 45.0f);
for (i = 0; i < p->num_entries; i++) {
video_convert_cbm_to_ycbcr(&p->entries[i], p->saturation, (p->phase + offs), &ycbcr->entries[i]);
}
}
/* Convert a CBM palette to YCbCr. */
static void video_cbm_palette_to_ycbcr(const video_cbm_palette_t *p,
video_ycbcr_palette_t* ycbcr)
{
unsigned int i;
for (i = 0;i < p->num_entries; i++) {
video_convert_cbm_to_ycbcr(&p->entries[i], p->saturation,
p->phase, &ycbcr->entries[i]);
}
}
/* Convert the internal videochip palette to YCbCr. */
static void video_cbm_palette_to_ycbcr(const video_cbm_palette_t *p, video_ycbcr_palette_t* ycbcr, int video)
{
unsigned int i;
#ifdef DEBUG_VIDEO
int cb, cr;
#endif
DBG(("video_cbm_palette_to_ycbcr"));
if (p->type == CBM_PALETTE_RGB) {
/* special case for handling chips that output RGB (such as the VDC),
admittedly slightly ugly but simple and effective :) */
palette_entry_t src;
for (i = 0; i < p->num_entries; i++) {
src.red = (BYTE)p->entries[i].luminance;
src.green = (BYTE)p->entries[i].angle;
src.blue = p->entries[i].direction;
video_convert_rgb_to_renderer(&src, &ycbcr->entries[i], video);
}
} else {
for (i = 0; i < p->num_entries; i++) {
video_convert_cbm_to_ycbcr(&p->entries[i], p->saturation, p->phase, &ycbcr->entries[i], video);
#ifdef DEBUG_VIDEO
cb = ycbcr->entries[i].cb;
cr = ycbcr->entries[i].cr;
if (video) {
video_convert_ycbcr_to_yuv(&ycbcr->entries[i], &ycbcr->entries[i]);
DBG((" %2d: Luma:%4d Angle:%4d Dir:%2d Y:%4d Cb:%4d Cr:%4d Y:%4d U:%4d V:%4d", i,
(int)p->entries[i].luminance, (int)p->entries[i].angle, (int)p->entries[i].direction,
(int)ycbcr->entries[i].y, cb, cr,
(int)ycbcr->entries[i].y, (int)ycbcr->entries[i].cb, (int)ycbcr->entries[i].cr
));
} else {
/* video_convert_ycbcr_to_yiq(&ycbcr->entries[i], &ycbcr->entries[i]); */
DBG((" %2d: Luma:%4d Angle:%4d Dir:%2d Y:%4d Cb:%4d Cr:%4d Y:%4d I:%4d Q:%4d", i,
(int)p->entries[i].luminance, (int)p->entries[i].angle, (int)p->entries[i].direction,
(int)ycbcr->entries[i].y, cb, cr,
(int)ycbcr->entries[i].y, (int)ycbcr->entries[i].cb, (int)ycbcr->entries[i].cr
));
}
ycbcr->entries[i].cb = cb;
ycbcr->entries[i].cr = cr;
#endif
}
}
}
/* Convert the internal videochip palette to YCbCr. */
static void video_cbm_palette_to_ycbcr(const video_cbm_palette_t *p, video_ycbcr_palette_t* ycbcr)
{
unsigned int i;
if (p->type == CBM_PALETTE_RGB) {
/* special case for handling chips that output RGB (such as the VDC),
admittedly slightly ugly but simple and effective :) */
palette_entry_t src;
for (i = 0; i < p->num_entries; i++) {
src.red = (BYTE)p->entries[i].luminance;
src.green = (BYTE)p->entries[i].angle;
src.blue = p->entries[i].direction;
video_convert_rgb_to_ycbcr(&src, &ycbcr->entries[i]);
}
} else {
for (i = 0; i < p->num_entries; i++) {
video_convert_cbm_to_ycbcr(&p->entries[i], p->saturation, p->phase, &ycbcr->entries[i]);
}
}
}