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winamp/Src/Winamp/vid_ddraw.cpp

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Initial community commit
2024-09-24 12:54:57 +00:00
#include <ddraw.h>
#include <multimon.h>
#include "main.h"
#include "vid_subs.h"
#include "vid_ddraw.h"
#include "directdraw.h"
#include "WinampAttributes.h"
#include "../nsutil/image.h"
DDrawVideoOutput ddrawVideo;
#define INIT_DIRECTDRAW_STRUCT(x) (ZeroMemory(&x, sizeof(x)), x.dwSize=sizeof(x))
DDrawVideoOutput::DDrawVideoOutput()
{
lpDD = NULL;
lpddsOverlay = NULL;
lastresizerect.bottom = 0;
lastresizerect.top = 0;
lastresizerect.left = 0;
lastresizerect.right = 0;
lpddsPrimary = NULL;
lpddsClipper = NULL;
lpddsSTTemp = NULL;
width = height = flip = 0;
type = VIDEO_MAKETYPE('Y', 'V', '1', '2');
uDestSizeAlign = uSrcSizeAlign = 0;
dwUpdateFlags = DDOVER_SHOW | DDOVER_KEYDESTOVERRIDE;
m_depth = 16;
initing = false;
needchange = 0;
m_palette = NULL;
m_lastsubtitle = NULL;
sttmp_w = sttmp_h = 0;
subFont = NULL;
m_sub_needremeasure = 0;
m_fontsize = 0;
memset(&winRect, 0, sizeof(winRect));
}
void DDrawVideoOutput::close()
{
if (lpddsSTTemp) lpddsSTTemp->Release(); lpddsSTTemp = 0;
if (lpddsPrimary) lpddsPrimary->Release(); lpddsPrimary = 0;
if (lpddsOverlay) lpddsOverlay->Release(); lpddsOverlay = 0;
if (lpddsClipper) lpddsClipper->Release(); lpddsClipper = 0;
if (lpDD) lpDD->Release(); lpDD = 0;// BU added NULL check in response to talkback
if (subFont) DeleteObject(subFont); subFont = 0;
// removeFullScreen();
}
DDrawVideoOutput::~DDrawVideoOutput()
{
DDrawVideoOutput::close();
}
void DDrawVideoOutput::drawSubtitle(SubsItem *item)
{
m_lastsubtitle = item;
m_sub_needremeasure = 1;
}
int DDrawVideoOutput::create(HWND parent, VideoAspectAdjuster *_adjuster, int w, int h, unsigned int ptype, int flipit, double aspectratio)
{
needchange = 0;
this->parent = parent;
m_lastsubtitle = NULL;
type = ptype;
width = w;
height = h;
flip = flipit;
adjuster = _adjuster;
initing = true;
HWND hwnd = this->parent;
if (lpDD) lpDD->Release();
lpDD = NULL;
update_monitor_coords();
if (_DirectDrawCreate)
{
if (!foundGUID) _DirectDrawCreate(NULL, &lpDD, NULL);
else _DirectDrawCreate(&m_devguid, &lpDD, NULL);
}
if (!lpDD)
{
initing = false;
return 0;
}
lpDD->SetCooperativeLevel(hwnd, DDSCL_NOWINDOWCHANGES | DDSCL_NORMAL);
DDSURFACEDESC ddsd;
INIT_DIRECTDRAW_STRUCT(ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
HRESULT ddrval = lpDD->CreateSurface(&ddsd, &lpddsPrimary, NULL);
if (FAILED(ddrval) || !lpddsPrimary)
{
initing = false;
return 0;
}
HRESULT v = -1;
DDSURFACEDESC DDsd = {sizeof(DDsd), };
lpddsPrimary->GetSurfaceDesc(&ddsd);
DDsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT; //create the surface at screen depth
DDsd.dwWidth = w;
DDsd.dwHeight = h;
DDsd.ddsCaps.dwCaps = DDSCAPS_VIDEOMEMORY | DDSCAPS_OFFSCREENPLAIN;
if (config_video_ddraw) v = lpDD->CreateSurface(&DDsd, &lpddsOverlay, NULL);
if (!config_video_ddraw || FAILED(v))
{
// fall back to system memory if video mem doesn't work
DDsd.ddsCaps.dwCaps = DDSCAPS_SYSTEMMEMORY | DDSCAPS_OFFSCREENPLAIN;
v = lpDD->CreateSurface(&DDsd, &lpddsOverlay, NULL);
}
if (FAILED(v))
{
// this video card sucks then :)
lpddsOverlay = NULL;
initing = false;
return 0;
}
// get the depth
m_depth = 8;
INIT_DIRECTDRAW_STRUCT(m_ddpf);
if (lpddsOverlay->GetPixelFormat(&m_ddpf) >= 0)
{
m_depth = m_ddpf.dwRGBBitCount;
if (m_depth == 16 && m_ddpf.dwGBitMask == 0x03e0) m_depth = 15;
}
if (lpDD->CreateClipper(0, &lpddsClipper, NULL) != DD_OK)
{
lpddsClipper = NULL;
initing = false;
return 0;
}
lpddsClipper->SetHWnd(0, hwnd);
lpddsPrimary->SetClipper(lpddsClipper);
initing = false;
//get current monitor
getViewport(&m_monRect, hwnd, 1, NULL);
return 1;
}
bool DDrawVideoOutput::Paint(HWND hwnd)
{
RECT r;
GetClientRect(hwnd, &r);
RECT fullr = r;
adjuster->adjustAspect(r);
if (r.left != lastresizerect.left || r.right != lastresizerect.right || r.top != lastresizerect.top ||
r.bottom != lastresizerect.bottom)
{
if (r.left != 0)
{
RECT tmp = {0, 0, r.left, fullr.bottom};
InvalidateRect(hwnd, &tmp, TRUE);
}
if (r.right != fullr.right)
{
RECT tmp = {r.right, 0, fullr.right, fullr.bottom};
InvalidateRect(hwnd, &tmp, TRUE);
}
if (r.top != 0)
{
RECT tmp = {r.left, 0, r.right, r.top};
InvalidateRect(hwnd, &tmp, TRUE);
}
if (r.bottom != fullr.bottom)
{
RECT tmp = {r.left, r.bottom, r.right, fullr.bottom};
InvalidateRect(hwnd, &tmp, TRUE);
}
lastresizerect = r;
}
ClientToScreen(hwnd, (LPPOINT)&r);
ClientToScreen(hwnd, ((LPPOINT)&r) + 1);
// transform coords from windows desktop coords (where 0,0==upper-left corner of box encompassing all monitors)
// to the coords for the monitor we're displaying on:
r.left -= m_mon_x;
r.right -= m_mon_x;
r.top -= m_mon_y;
r.bottom -= m_mon_y;
HDC hdc = NULL;
HDC inhdc = NULL;
RECT *pSrcRect = NULL;
int needst = 0;
SubsItem *mlst = m_lastsubtitle;
if (mlst)
{
int curw = r.right - r.left, curh = r.bottom - r.top;
if (!lpddsSTTemp || sttmp_w != curw || sttmp_h != curh)
{
if (lpddsSTTemp) lpddsSTTemp->Release();
lpddsSTTemp = 0;
HRESULT v = -1;
DDSURFACEDESC DDsd = {sizeof(DDsd), };
DDSURFACEDESC ddsd;
INIT_DIRECTDRAW_STRUCT(ddsd);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
lpddsPrimary->GetSurfaceDesc(&ddsd);
DDsd.dwFlags = DDSD_CAPS | DDSD_WIDTH | DDSD_HEIGHT; //create the surface at screen depth
DDsd.dwWidth = sttmp_w = curw;
DDsd.dwHeight = sttmp_h = curh;
DDsd.ddsCaps.dwCaps = DDSCAPS_VIDEOMEMORY;
if (config_video_ddraw) v = lpDD->CreateSurface(&DDsd, &lpddsSTTemp, NULL);
if (!config_video_ddraw || FAILED(v))
{
// fall back to system memory if video mem doesn't work
DDsd.ddsCaps.dwCaps = DDSCAPS_SYSTEMMEMORY;
lpDD->CreateSurface(&DDsd, &lpddsSTTemp, NULL);
}
m_sub_needremeasure = 1;
}
if (lpddsSTTemp) needst = 1;
}
if (needst)
{
HDC tmpdc = NULL;
if (!config_video_ddraw || lpddsSTTemp->Blt(NULL, lpddsOverlay, NULL, DDBLT_WAIT, 0) != DD_OK)
{
// as a last resort, BitBlt().
HDC tmpdc2;
if (lpddsOverlay->GetDC(&tmpdc2) == DD_OK)
{
if (lpddsSTTemp->GetDC(&tmpdc) == DD_OK)
{
BitBlt(tmpdc, 0, 0, sttmp_w, sttmp_h, tmpdc2, 0, 0, SRCCOPY);
}
}
}
if (mlst && (tmpdc || lpddsSTTemp->GetDC(&tmpdc) == DD_OK))
{
int m_lastsubxp = mlst->xPos;
int m_lastsubyp = mlst->yPos;
RECT oldwinRect = winRect;
GetClientRect(hwnd, &winRect);
if (!subFont || ((winRect.bottom - winRect.top) != (oldwinRect.bottom - oldwinRect.top)) || m_fontsize != mlst->fontSize)
{
if (subFont) DeleteObject(subFont);
m_fontsize = mlst->fontSize;
subFont = CreateFontA(14 + m_fontsize + 18 * (winRect.bottom - winRect.top) / 768, 0, 0, 0, FW_SEMIBOLD, FALSE, FALSE, FALSE, ANSI_CHARSET, OUT_OUTLINE_PRECIS, CLIP_DEFAULT_PRECIS, ANTIALIASED_QUALITY, DEFAULT_PITCH | FF_DONTCARE, "Arial");
}
HGDIOBJ oldobj = SelectObject(tmpdc, subFont);
int centerflags = 0;
if (m_lastsubxp < 127) centerflags |= DT_LEFT;
else if (m_lastsubxp > 127) centerflags |= DT_RIGHT;
else centerflags |= DT_CENTER;
if (m_lastsubyp < 127) centerflags |= DT_TOP;
else if (m_lastsubyp > 127) centerflags |= DT_BOTTOM;
if (m_sub_needremeasure && mlst)
{
subRect = r;
subRect.bottom -= subRect.top;
subRect.right -= subRect.left;
subRect.top = subRect.left = 0;
SIZE s;
GetTextExtentPoint32A(tmpdc, mlst->text, lstrlenA(mlst->text), &s);
// calcul for multiline text
const char *p = mlst->text;
int n = 0;
while (*p != 0) if (*p++ == '\n') n++;
if (n) s.cy *= (n + 1);
if (m_lastsubxp > 127) // towards the right
{
subRect.right -= ((subRect.right - subRect.left) * (255 - m_lastsubxp)) / 256;
}
else if (m_lastsubxp < 127)
{
subRect.left += ((subRect.right - subRect.left) * m_lastsubxp) / 256;
}
subRect.top += ((subRect.bottom - s.cy - subRect.top) * m_lastsubyp) / 255;
subRect.bottom = subRect.top + s.cy;
}
SetBkMode(tmpdc, TRANSPARENT);
// draw outline
SetTextColor(tmpdc, RGB(0, 0, 0));
int y = 1;
int x = 1;
RECT r2 = {subRect.left + x, subRect.top + y, subRect.right + x, subRect.bottom + y};
if (mlst)
{
DrawTextA(tmpdc, mlst->text, -1, &r2, centerflags | DT_NOCLIP | DT_NOPREFIX);
// draw text
SetTextColor(tmpdc, RGB(mlst->colorRed, mlst->colorGreen, mlst->colorBlue));
DrawTextA(tmpdc, mlst->text, -1, &subRect, centerflags | DT_NOCLIP | DT_NOPREFIX);
}
SelectObject(tmpdc, oldobj);
lpddsSTTemp->ReleaseDC(tmpdc);
}
if (!config_video_ddraw || lpddsPrimary->Blt(&r, lpddsSTTemp, pSrcRect, DDBLT_WAIT, 0) != DD_OK)
{
// as a last resort, BitBlt().
if (lpddsOverlay->GetDC(&inhdc) != DD_OK)
{
needchange = 1;
return false;
}
if (lpddsPrimary->GetDC(&hdc) != DD_OK)
{
lpddsOverlay->ReleaseDC(inhdc); inhdc = NULL;
needchange = 1;
return false;
}
int src_w = width;
int src_h = pSrcRect ? (pSrcRect->bottom - pSrcRect->top) : height;
if (r.right - r.left == src_w && r.bottom - r.top == src_h)
BitBlt(hdc, r.left, r.top, r.right - r.left, r.bottom - r.top, inhdc, 0, 0, SRCCOPY);
else
StretchBlt(hdc, r.left, r.top, r.right - r.left, r.bottom - r.top, inhdc, 0, 0, src_w, src_h, SRCCOPY);
}
}
else
{
if (!config_video_ddraw || lpddsPrimary->Blt(&r, lpddsOverlay, pSrcRect, DDBLT_WAIT, 0) != DD_OK)
{
// as a last resort, BitBlt().
if (lpddsOverlay->GetDC(&inhdc) != DD_OK)
{
needchange = 1;
return false;
}
if (lpddsPrimary->GetDC(&hdc) != DD_OK)
{
lpddsOverlay->ReleaseDC(inhdc); inhdc = NULL;
needchange = 1;
return false;
}
int src_w = width;
int src_h = pSrcRect ? (pSrcRect->bottom - pSrcRect->top) : height;
if (r.right - r.left == src_w && r.bottom - r.top == src_h)
BitBlt(hdc, r.left, r.top, r.right - r.left, r.bottom - r.top, inhdc, 0, 0, SRCCOPY);
else
StretchBlt(hdc, r.left, r.top, r.right - r.left, r.bottom - r.top, inhdc, 0, 0, src_w, src_h, SRCCOPY);
}
}
if (hdc)
{
lpddsPrimary->ReleaseDC(hdc); hdc = NULL;
}
if (inhdc)
{
lpddsOverlay->ReleaseDC(inhdc); inhdc = NULL;
}
return true;
}
int DDrawVideoOutput::onPaint(HWND hwnd)
{
// reblit the last frame
if (lpddsPrimary)
{
PAINTSTRUCT p;
BeginPaint(hwnd, &p);
RECT r;
GetClientRect(hwnd, &r);
HRGN hrgn = CreateRectRgnIndirect(&r);
HBRUSH b = (HBRUSH)GetStockObject(BLACK_BRUSH);
FillRgn(p.hdc, hrgn, b);
DeleteObject(b);
DeleteObject(hrgn);
if (Paint(hwnd))
{
EndPaint(hwnd, &p);
return 1;
}
EndPaint(hwnd, &p);
}
return 0;
}
bool DDrawVideoOutput::LockSurface(DDSURFACEDESC *dd)
{
for (;;Sleep(0))
{
HRESULT hr = lpddsOverlay->Lock(0, dd, DDLOCK_WAIT | DDLOCK_WRITEONLY, 0);
if (dd->lpSurface)
break;
if (hr == DDERR_SURFACELOST)
{
lpddsPrimary->Restore();
lpddsOverlay->Restore();
hr = lpddsOverlay->Lock(0, dd, DDLOCK_WAIT | DDLOCK_WRITEONLY, 0);
if (hr == DDERR_SURFACELOST)
return false;
}
else if (hr != DDERR_WASSTILLDRAWING)
return false;
}
return true;
}
void DDrawVideoOutput::displayFrame(const char *buf, int size, int time)
{
DDSURFACEDESC dd = {sizeof(dd), };
if (config_video_vsync2) lpDD->WaitForVerticalBlank(DDWAITVB_BLOCKBEGIN, 0);
if (!LockSurface(&dd))
{
needchange = 1;
return ;
}
if (type == VIDEO_MAKETYPE('Y', 'V', '1', '2'))
{
const YV12_PLANES *planes = (YV12_PLANES *)buf;
// convert yv12 to rgb
int bytes = m_depth >> 3;
if (m_depth == 15) bytes = 2;
int i, j, y00, y01, y10, y11, u, v;
unsigned char *pY = (unsigned char *)planes->y.baseAddr;
unsigned char *pU = (unsigned char *)planes->u.baseAddr;
unsigned char *pV = (unsigned char *)planes->v.baseAddr;
unsigned char *pOut = (unsigned char*)dd.lpSurface;
const int rvScale = (int)(2.017 * 65536.0); //91881;
const int gvScale = - (int)(0.392 * 65536.0); // -22553;
const int guScale = - (int)(0.813 * 65536.0); // -46801;
const int buScale = (int)(1.596 * 65536.0); //116129;
const int yScale = (int)(1.164 * 65536.0); //(1.164*65536.0);
int addOut = dd.lPitch * 2 - width * bytes;
int yrb = planes->y.rowBytes;
int addL = dd.lPitch;
/* LIMIT: convert a 16.16 fixed-point value to a byte, with clipping. */
#define LIMIT(x) ((x)>0xffffff?0xff: ((x)<=0xffff?0:((x)>>16)))
if (flip)
{
pOut += (dd.lPitch) * (height - 1);
addOut = -dd.lPitch * 2 - width * bytes;
addL = -addL;
}
for (j = 0; j <= height - 2; j += 2)
{
for (i = 0; i <= width - 2; i += 2)
{
y00 = *pY - 16;
y01 = *(pY + 1) - 16;
y10 = *(pY + yrb) - 16;
y11 = *(pY + yrb + 1) - 16;
u = (*pU++) - 128;
v = (*pV++) - 128;
{
int r, g, b;
g = guScale * v + gvScale * u;
r = buScale * v;
b = rvScale * u;
y00 *= yScale; y01 *= yScale;
y10 *= yScale; y11 *= yScale;
switch (m_depth)
{
case 15:
{
unsigned short *rgb = (unsigned short *)pOut;
rgb[0] = ((LIMIT(r + y00) >> 3) << 10) | ((LIMIT(g + y00) >> 3) << 5) | (LIMIT(b + y00) >> 3);
rgb[1] = ((LIMIT(r + y01) >> 3) << 10) | ((LIMIT(g + y01) >> 3) << 5) | (LIMIT(b + y01) >> 3);
rgb += addL / 2;
rgb[0] = ((LIMIT(r + y10) >> 3) << 10) | ((LIMIT(g + y10) >> 3) << 5) | (LIMIT(b + y10) >> 3);
rgb[1] = ((LIMIT(r + y11) >> 3) << 10) | ((LIMIT(g + y11) >> 3) << 5) | (LIMIT(b + y11) >> 3);
}
break;
case 16:
{
unsigned short *rgb = (unsigned short *)pOut;
rgb[0] = ((LIMIT(r + y00) >> 3) << 11) | ((LIMIT(g + y00) >> 2) << 5) | (LIMIT(b + y00) >> 3);
rgb[1] = ((LIMIT(r + y01) >> 3) << 11) | ((LIMIT(g + y01) >> 2) << 5) | (LIMIT(b + y01) >> 3);
rgb += addL / 2;
rgb[0] = ((LIMIT(r + y10) >> 3) << 11) | ((LIMIT(g + y10) >> 2) << 5) | (LIMIT(b + y10) >> 3);
rgb[1] = ((LIMIT(r + y11) >> 3) << 11) | ((LIMIT(g + y11) >> 2) << 5) | (LIMIT(b + y11) >> 3);
}
break;
case 24:
{
unsigned char *rgb = pOut;
/* Write out top two pixels */
rgb[0] = LIMIT(b + y00); rgb[1] = LIMIT(g + y00); rgb[2] = LIMIT(r + y00);
rgb[3] = LIMIT(b + y01); rgb[4] = LIMIT(g + y01); rgb[5] = LIMIT(r + y01);
/* Skip down to next line to write out bottom two pixels */
rgb += addL;
rgb[0] = LIMIT(b + y10); rgb[1] = LIMIT(g + y10); rgb[2] = LIMIT(r + y10);
rgb[3] = LIMIT(b + y11); rgb[4] = LIMIT(g + y11); rgb[5] = LIMIT(r + y11);
}
break;
case 32:
{
unsigned char *rgb = pOut;
/* Write out top two pixels */
rgb[0] = LIMIT(b + y00); rgb[1] = LIMIT(g + y00); rgb[2] = LIMIT(r + y00);
rgb[4] = LIMIT(b + y01); rgb[5] = LIMIT(g + y01); rgb[6] = LIMIT(r + y01);
/* Skip down to next line to write out bottom two pixels */
rgb += addL;
rgb[0] = LIMIT(b + y10); rgb[1] = LIMIT(g + y10); rgb[2] = LIMIT(r + y10);
rgb[4] = LIMIT(b + y11); rgb[5] = LIMIT(g + y11); rgb[6] = LIMIT(r + y11);
}
break;
}
}
pY += 2;
pOut += 2 * bytes;
}
pY += yrb + yrb - width;
pU += planes->u.rowBytes - width / 2;
pV += planes->v.rowBytes - width / 2;
pOut += addOut;
}
}
else if (type == VIDEO_MAKETYPE('R', 'G', '3', '2'))
{
//FUCKO: do we need to support 8bits depth?
switch (m_depth)
{
case 15:
{ // convert RGB32 -> RGB16 (555)
const char *a = buf;
char *b = (char *)dd.lpSurface;
int l = width * 4, l2 = dd.lPitch;
int ladj = l;
if (flip)
{
a += l * (height - 1); ladj = -ladj;
}
for (int i = 0;i < height;i++)
{
short *dest = (short *)b;
int *src = (int *)a;
for (int j = 0;j < width;j++)
{
int c = *(src++);
int r = c >> 16;
int g = (c >> 8) & 0xff;
int b = (c) & 0xff;
*(dest++) = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
}
a += ladj; b += l2;
}
}
break;
case 16:
{ // convert RGB32 -> RGB16
//FUCKO: this assumes 565
const char *a = buf;
char *b = (char *)dd.lpSurface;
int l = width * 4, l2 = dd.lPitch;
int ladj = l;
if (flip)
{
a += l * (height - 1); ladj = -ladj;
}
for (int i = 0;i < height;i++)
{
short *dest = (short *)b;
int *src = (int *)a;
for (int j = 0;j < width;j++)
{
//FUCKO: optimize here
int c = *(src++);
int r = c >> 16;
int g = (c >> 8) & 0xff;
int b = (c) & 0xff;
*(dest++) = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
}
a += ladj; b += l2;
}
}
break;
case 24:
{ // convert RGB32 -> RGB24
const char *a = buf;
char *b = (char *)dd.lpSurface;
int l = width * 4, l2 = dd.lPitch;
int ladj = l;
if (flip)
{
a += l * (height - 1); ladj = -ladj;
}
for (int i = 0;i < height;i++)
{
char *dest = (char *)b;
int *src = (int *)a;
for (int j = 0;j < width;j++)
{
//FUCKO: optimize here
int c = *(src++);
int r = c >> 16;
int g = (c >> 8) & 0xff;
int b = (c) & 0xff;
*dest++ = b;
*dest++ = g;
*dest++ = r;
}
a += ladj; b += l2;
}
}
break;
case 32:
{ // straight RGB32 copy
if (flip)
nsutil_image_CopyFlipped_U8((uint8_t *)dd.lpSurface, dd.lPitch, (const uint8_t *)buf, width*4, width, height);
else
nsutil_image_Copy_U8((uint8_t *)dd.lpSurface, dd.lPitch, (const uint8_t *)buf, width*4, width, height);
}
break;
}
}
else if (type == VIDEO_MAKETYPE('Y', 'U', 'Y', '2') || type == VIDEO_MAKETYPE('U', 'Y', 'V', 'Y'))
{
//const char *a = buf;
char *b = (char *)dd.lpSurface;
int /*l = width * 2, */l2 = dd.lPitch;
if (flip)
{
b += (height - 1) * l2;
l2 = -l2;
}
switch (m_depth)
{
case 15:
{
// yuy2->rgb16 (555) conversion
unsigned char *src = (unsigned char *)buf;
unsigned short *dst = (unsigned short *)dd.lpSurface;
int line, col; //, linewidth;
int y, yy;
int u, v;
int vr, ug, vg, ub;
unsigned char *py, *pu, *pv;
//linewidth = width - (width >> 1);
py = src;
pu = src + 1;
pv = src + 3;
int pitchadd = dd.lPitch / 2 - width;
for (line = 0; line < height; line++)
{
for (col = 0; col < width; col++)
{
#undef LIMIT
#define LIMIT(x) ( (x) > 0xffff ? 0xff : ( (x) <= 0xff ? 0 : ( (x) >> 8 ) ) )
y = *py;
yy = y << 8;
u = *pu - 128;
ug = 88 * u;
ub = 454 * u;
v = *pv - 128;
vg = 183 * v;
vr = 359 * v;
unsigned char b = LIMIT(yy + ub);
unsigned char g = LIMIT(yy - ug - vg);
unsigned char r = LIMIT(yy + vr);
*(dst++) = ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
py += 2;
if ((col & 1) == 1)
{
pu += 4; // skip yvy every second y
pv += 4; // skip yuy every second y
}
} // ..for col
dst += pitchadd;
} /* ..for line */
}
break;
case 16:
{
// yuy2->rgb16 conversion
//FUCKO: only supports 565
unsigned char *src = (unsigned char *)buf;
unsigned short *dst = (unsigned short *)dd.lpSurface;
int line, col; //, linewidth;
int y, yy;
int u, v;
int vr, ug, vg, ub;
unsigned char *py, *pu, *pv;
//linewidth = width - (width >> 1);
py = src;
pu = src + 1;
pv = src + 3;
int pitchadd = dd.lPitch / 2 - width;
for (line = 0; line < height; line++)
{
for (col = 0; col < width; col++)
{
#undef LIMIT
#define LIMIT(x) ( (x) > 0xffff ? 0xff : ( (x) <= 0xff ? 0 : ( (x) >> 8 ) ) )
y = *py;
yy = y << 8;
u = *pu - 128;
ug = 88 * u;
ub = 454 * u;
v = *pv - 128;
vg = 183 * v;
vr = 359 * v;
unsigned char b = LIMIT(yy + ub);
unsigned char g = LIMIT(yy - ug - vg);
unsigned char r = LIMIT(yy + vr);
*(dst++) = ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
py += 2;
if ((col & 1))
{
pu += 4; // skip yvy every second y
pv += 4; // skip yuy every second y
}
} // ..for col
dst += pitchadd;
} /* ..for line */
}
break;
case 24:
{
// yuy2->rgb24 conversion
unsigned char *src = (unsigned char *)buf;
unsigned char *dst = (unsigned char *)dd.lpSurface;
int line, col; //, linewidth;
int y, yy;
int u, v;
int vr, ug, vg, ub;
unsigned char *py, *pu, *pv;
//linewidth = width - (width >> 1);
py = src;
pu = src + 1;
pv = src + 3;
int pitchadd = dd.lPitch - (width * 3);
for (line = 0; line < height; line++)
{
for (col = 0; col < width; col++)
{
#undef LIMIT
#define LIMIT(x) ( (x) > 0xffff ? 0xff : ( (x) <= 0xff ? 0 : ( (x) >> 8 ) ) )
y = *py;
yy = y << 8;
u = *pu - 128;
ug = 88 * u;
ub = 454 * u;
v = *pv - 128;
vg = 183 * v;
vr = 359 * v;
*(dst++) = LIMIT(yy + ub);
*(dst++) = LIMIT(yy - ug - vg);
*(dst++) = LIMIT(yy + vr);
py += 2;
if ((col & 1) == 1)
{
pu += 4; // skip yvy every second y
pv += 4; // skip yuy every second y
}
} // ..for col
dst += pitchadd;
} /* ..for line */
}
break;
case 32:
{
// yuy2->rgb32 conversion
unsigned char *src = (unsigned char *)buf;
unsigned char *dst = (unsigned char *)dd.lpSurface;
int line, col; //, linewidth;
int y, yy;
int u, v;
int vr, ug, vg, ub;
unsigned char *py, *pu, *pv;
//linewidth = width - (width >> 1);
py = src;
pu = src + 1;
pv = src + 3;
int pitchadd = dd.lPitch - (width * 4);
for (line = 0; line < height; line++)
{
for (col = 0; col < width; col++)
{
#undef LIMIT
#define LIMIT(x) ( (x) > 0xffff ? 0xff : ( (x) <= 0xff ? 0 : ( (x) >> 8 ) ) )
y = *py;
yy = y << 8;
u = *pu - 128;
ug = 88 * u;
ub = 454 * u;
v = *pv - 128;
vg = 183 * v;
vr = 359 * v;
*dst++ = LIMIT(yy + ub); // b
*dst++ = LIMIT(yy - ug - vg); // g
*dst++ = LIMIT(yy + vr); // r
dst++;
py += 2;
if ((col & 1) == 1)
{
pu += 4; // skip yvy every second y
pv += 4; // skip yuy every second y
}
} // ..for col
dst += pitchadd;
} /* ..for line */
}
break;
}
}
else if (type == VIDEO_MAKETYPE('R', 'G', '2', '4'))
{
//FUCKO: only ->RGB32 conversion supported
switch (m_depth)
{
case 32:
{
if (flip)
nsutil_image_ConvertFlipped_RGB24_RGB32((RGB32 *)dd.lpSurface, dd.lPitch, (const uint8_t *)buf, width*3, width, height);
else
nsutil_image_Convert_RGB24_RGB32((RGB32 *)dd.lpSurface, dd.lPitch, (const uint8_t *)buf, width*3, width, height);
}
break;
}
}
else if (type == VIDEO_MAKETYPE('R', 'G', 'B', '8') && m_palette)
{
unsigned char *d = (unsigned char *)dd.lpSurface;
int pitch = dd.lPitch;
unsigned char *src = (unsigned char *)buf;
int newwidth = (width + 3) & 0xfffc;
src += newwidth * height - 1;
for (int j = 0;j < height;j++)
{
switch (m_depth)
{
case 15:
case 16:
{
unsigned short *dest = (unsigned short *)d;
for (int i = 0;i < newwidth;i++)
{
unsigned char c = src[ -newwidth + 1 + i];
RGBQUAD *rgb = &m_palette[c];
switch (m_depth)
{
case 15: *(dest++) = ((rgb->rgbRed >> 3) << 10) | ((rgb->rgbGreen >> 3) << 5) | (rgb->rgbBlue >> 3); break;
case 16: *(dest++) = ((rgb->rgbRed >> 3) << 11) | ((rgb->rgbGreen >> 2) << 5) | (rgb->rgbBlue >> 3); break;
}
}
}
break;
case 24:
{
unsigned char *dest = d;
for (int i = 0;i < newwidth;i++)
{
unsigned char c = src[ -newwidth + 1 + i];
RGBQUAD *rgb = &m_palette[c];
*dest++ = rgb->rgbBlue;
*dest++ = rgb->rgbGreen;
*dest++ = rgb->rgbRed;
if (m_depth == 32) dest++;
}
}
break;
case 32:
if (flip)
nsutil_image_PaletteFlipped_RGB32((RGB32 *)dd.lpSurface, dd.lPitch, (const uint8_t *)buf, width, width, height, (RGB32 *)m_palette);
else
nsutil_image_Palette_RGB32((RGB32 *)dd.lpSurface, dd.lPitch, (const uint8_t *)buf, width, width, height, (RGB32 *)m_palette);
break;
}
d += pitch;
src -= newwidth;
}
}
lpddsOverlay->Unlock(&dd);
HWND hwnd = this->parent;
if (!IsWindow(hwnd)) return ;
// if(GetParent(hwnd)) hwnd=GetParent(hwnd);
Paint(hwnd);
}
void DDrawVideoOutput::timerCallback()
{
//check if the video has been dragged to another monitor
RECT curRect;
getViewport(&curRect, parent, 1, NULL);
if (memcmp(&curRect, &m_monRect, sizeof(RECT)))
needchange = 1;
}
void DDrawVideoOutput::resetSubtitle()
{
m_lastsubtitle = 0;
}
void DDrawVideoOutput::Refresh()
{
// do nothing, we'll refresh on the next frame
}
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