mirror of
https://github.com/WinampDesktop/winamp.git
synced 2024-12-28 22:36:05 +00:00
359 lines
9.5 KiB
C++
359 lines
9.5 KiB
C++
#include "main.h"
|
|
#include "vid_subs.h"
|
|
#include "vid_gdi+.h"
|
|
#include "WinampAttributes.h"
|
|
#include "../nu/AutoWide.h"
|
|
#include "../nsutil/image.h"
|
|
|
|
GDIPVideoOutput gdiplusVideo;
|
|
|
|
static void colorspace_convert(UINT inputtype, const char * inputbuf, char * output, int flip, int width, int height);
|
|
|
|
void GDIPVideoOutput::SetupGraphics()
|
|
{
|
|
// create new canvas
|
|
if (graphics) delete graphics;
|
|
graphics = new Graphics(parent, FALSE);
|
|
graphics->Clear(Color(0));
|
|
|
|
HDC h = graphics->GetHDC();
|
|
|
|
// recreate back device context
|
|
if (graphicsback) delete graphicsback; // we must delete this before deleting backdc
|
|
if (backdc) DeleteDC(backdc);
|
|
backdc = CreateCompatibleDC(h);
|
|
|
|
// make sure back device context has right size and color depth
|
|
HBITMAP memBM = CreateCompatibleBitmap(h, winw, winh);
|
|
SelectObject(backdc, memBM);
|
|
DeleteObject(memBM);
|
|
|
|
// create back graphics canvas
|
|
graphicsback = new Graphics(backdc);
|
|
graphicsback->Clear(Color(0));
|
|
|
|
graphics->ReleaseHDC(h);
|
|
|
|
// set parameters
|
|
/* fuck it, all default for now.
|
|
graphicsback->SetInterpolationMode(InterpolationModeBilinear);
|
|
graphicsback->SetCompositingQuality(CompositingQualityHighSpeed);
|
|
graphicsback->SetCompositingMode(CompositingModeSourceCopy);
|
|
graphicsback->SetSmoothingMode(SmoothingModeNone);
|
|
*/
|
|
}
|
|
|
|
GDIPVideoOutput::GDIPVideoOutput() : graphics(0), frame(0), type(0), graphicsback(0), backdc(0), w(0), h(0), flip(0), winw(0), winh(0), gdiplusToken(0), subs(0), needschange(0), parent(0), adjuster(0)
|
|
{
|
|
}
|
|
|
|
GDIPVideoOutput::~GDIPVideoOutput()
|
|
{
|
|
}
|
|
|
|
int GDIPVideoOutput::create(HWND parent, VideoAspectAdjuster *_adjuster, int w, int h, unsigned int type, int flipit, double aspectratio) //return 1 if ok
|
|
{
|
|
GdiplusStartupInput gdiplusStartupInput;
|
|
GdiplusStartup(&gdiplusToken, &gdiplusStartupInput, NULL);
|
|
|
|
needschange = 1;
|
|
adjuster = _adjuster;
|
|
needschange = 0;
|
|
RECT r;
|
|
GetWindowRect(parent, &r);
|
|
winw = r.right - r.left;
|
|
winh = r.bottom = r.top;
|
|
this->parent = parent;
|
|
this->flip = flipit;
|
|
this->w = w;
|
|
this->h = h;
|
|
this->type = type;
|
|
SetupGraphics();
|
|
frame = new Bitmap(w, h, graphicsback);
|
|
ZeroMemory(&lastrect, sizeof(RECT));
|
|
return 1;
|
|
}
|
|
|
|
// TODO: verify that this works
|
|
bool GDIPVideoOutput::FillFrame(Bitmap * frame, void *buf)
|
|
{
|
|
switch (type)
|
|
{
|
|
case VIDEO_MAKETYPE('R', 'G', '3', '2'):
|
|
{
|
|
BITMAPINFO info;
|
|
info.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
|
|
info.bmiHeader.biWidth = w;
|
|
info.bmiHeader.biHeight = h;
|
|
info.bmiHeader.biPlanes = 1;
|
|
info.bmiHeader.biBitCount = 32;
|
|
info.bmiHeader.biCompression = BI_RGB;
|
|
info.bmiHeader.biSizeImage = 0;
|
|
info.bmiHeader.biXPelsPerMeter = 0;
|
|
info.bmiHeader.biYPelsPerMeter = 0;
|
|
info.bmiHeader.biXPelsPerMeter = 0;
|
|
info.bmiHeader.biYPelsPerMeter = 0;
|
|
info.bmiHeader.biClrUsed = 0;
|
|
info.bmiHeader.biClrImportant = 0;
|
|
|
|
frame->FromBITMAPINFO(&info, buf);
|
|
|
|
}
|
|
return true;
|
|
case VIDEO_MAKETYPE('R', 'G', '2', '4'):
|
|
{
|
|
BITMAPINFO info;
|
|
info.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
|
|
info.bmiHeader.biWidth = w;
|
|
info.bmiHeader.biHeight = h;
|
|
info.bmiHeader.biPlanes = 1;
|
|
info.bmiHeader.biBitCount = 24;
|
|
info.bmiHeader.biCompression = BI_RGB;
|
|
info.bmiHeader.biSizeImage = 0;
|
|
info.bmiHeader.biXPelsPerMeter = 0;
|
|
info.bmiHeader.biYPelsPerMeter = 0;
|
|
info.bmiHeader.biXPelsPerMeter = 0;
|
|
info.bmiHeader.biYPelsPerMeter = 0;
|
|
info.bmiHeader.biClrUsed = 0;
|
|
info.bmiHeader.biClrImportant = 0;
|
|
|
|
frame->FromBITMAPINFO(&info, buf);
|
|
|
|
}
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void GDIPVideoOutput::displayFrame(const char *buf, int size, int time)
|
|
{
|
|
// TODO: verify that this works before uncommenting if (!FillFrame(frame, const_cast<char *>(buf)))
|
|
{
|
|
BitmapData d;
|
|
d.Width = w;
|
|
d.Height = h;
|
|
d.PixelFormat = PixelFormat32bppRGB;
|
|
d.Stride = 4 * w;
|
|
d.Scan0 = 0;
|
|
|
|
// write the frame to our bitmap object
|
|
if (frame->LockBits(&Rect(0, 0, w, h), ImageLockModeWrite, PixelFormat32bppRGB, &d) != Ok)
|
|
{
|
|
needschange = 1; return;
|
|
}
|
|
colorspace_convert(type, buf, (char*)d.Scan0, flip, w, h);
|
|
frame->UnlockBits(&d);
|
|
}
|
|
|
|
// fix aspect ratio
|
|
RECT r = {0, 0, winw, winh};
|
|
adjuster->adjustAspect(r);
|
|
if (memcmp(&r, &lastrect, sizeof(RECT))) graphicsback->Clear(Color(0));
|
|
lastrect = r;
|
|
|
|
// draw the image
|
|
graphicsback->DrawImage(frame, r.left, r.top, r.right - r.left, r.bottom - r.top);
|
|
if (subs)
|
|
{ // draw subtitles
|
|
//graphicsback->DrawString(AutoWide(subs->text),-1,&Font(L"Arial.ttf",36),PointF(subs->xPos,subs->yPos),&SolidBrush(Color(subs->colorRed,subs->colorGreen,subs->colorBlue)));
|
|
}
|
|
|
|
// flip graphics and graphicsback
|
|
HDC h = graphics->GetHDC();
|
|
HDC b = graphicsback->GetHDC();
|
|
BitBlt(h, r.left, r.top, r.right - r.left, r.bottom - r.top, b, r.left, r.top, SRCCOPY);
|
|
graphicsback->ReleaseHDC(b);
|
|
graphics->ReleaseHDC(h);
|
|
}
|
|
|
|
int GDIPVideoOutput::needChange()
|
|
{
|
|
return needschange;
|
|
}
|
|
|
|
void GDIPVideoOutput::close()
|
|
{
|
|
if (graphics) delete graphics; graphics = 0;
|
|
if (frame) delete frame; frame = 0;
|
|
if (graphicsback) delete graphicsback; graphicsback = 0;
|
|
if (backdc) DeleteDC(backdc); backdc = 0;
|
|
subs = 0;
|
|
type = 0;
|
|
|
|
GdiplusShutdown(gdiplusToken);
|
|
}
|
|
|
|
void GDIPVideoOutput::Refresh()
|
|
{}
|
|
|
|
void GDIPVideoOutput::timerCallback()
|
|
{
|
|
RECT r;
|
|
GetWindowRect(parent, &r);
|
|
UINT w, h;
|
|
w = r.right - r.left;
|
|
h = r.bottom - r.top;
|
|
bool change = (w != winw || h != winh);
|
|
if (change)
|
|
{
|
|
winw = w;
|
|
winh = h;
|
|
// sizes have changed, we must reset the graphics
|
|
SetupGraphics();
|
|
}
|
|
}
|
|
|
|
//mmm. ctrl+c ctrl+v.
|
|
static void colorspace_convert(UINT type, const char * buf, char * lpSurface, int flip, int width, int height)
|
|
{
|
|
const int lPitch = width * 4;
|
|
if (type == VIDEO_MAKETYPE('Y', 'V', '1', '2'))
|
|
{
|
|
const YV12_PLANES *planes = (YV12_PLANES *)buf;
|
|
// convert yv12 to rgb
|
|
const int bytes = 4;
|
|
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*)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 = lPitch * 2 - width * bytes;
|
|
int yrb = planes->y.rowBytes;
|
|
int addL = 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 += (lPitch) * (height - 1);
|
|
addOut = -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;
|
|
|
|
{
|
|
{
|
|
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);
|
|
}
|
|
}
|
|
}
|
|
|
|
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'))
|
|
{
|
|
if (flip)
|
|
nsutil_image_CopyFlipped_U8((uint8_t *)lpSurface, lPitch, (const uint8_t *)buf, width*4, width, height);
|
|
else
|
|
nsutil_image_Copy_U8((uint8_t *)lpSurface, lPitch, (const uint8_t *)buf, width*4, width, height);
|
|
}
|
|
else if (type == VIDEO_MAKETYPE('Y', 'U', 'Y', '2') || type == VIDEO_MAKETYPE('U', 'Y', 'V', 'Y'))
|
|
{
|
|
char *b = (char *)lpSurface;
|
|
int l2 = lPitch;
|
|
if (flip)
|
|
{
|
|
b += (height - 1) * l2;
|
|
l2 = -l2;
|
|
}
|
|
{
|
|
{
|
|
// yuy2->rgb32 conversion
|
|
unsigned char *src = (unsigned char *)buf;
|
|
unsigned char *dst = (unsigned char *)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 = 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 */
|
|
}
|
|
}
|
|
}
|
|
else if (type == VIDEO_MAKETYPE('R', 'G', '2', '4'))
|
|
{
|
|
if (flip)
|
|
nsutil_image_ConvertFlipped_RGB24_RGB32((RGB32 *)lpSurface, lPitch, (const uint8_t *)buf, width*3, width, height);
|
|
else
|
|
nsutil_image_Convert_RGB24_RGB32((RGB32 *)lpSurface, lPitch, (const uint8_t *)buf, width*3, width, height);
|
|
|
|
}
|
|
} |