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video_out_dx.c
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video_out_dx.c
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#ifdef _WIN32
/*
* video_out_dx.c
* Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org>
*
* Contributed by Gildas Bazin <gbazin@netcourrier.com>
*
* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
* See http://libmpeg2.sourceforge.net/ for updates.
*
* mpeg2dec is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mpeg2dec is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
//#include "config.h"
#include "resource.h"
#define LIBVO_DX
#define uint8_t unsigned char
#define vo_instance_t int
//#define vo_instance_t struct dx_instance
typedef struct {
int dummy;
} vo_setup_result_t;
int key;
char osname[1024];
#ifdef LIBVO_DX
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
//#include "mpeg2.h"
//#include "video_out.h"
//#include "mpeg2convert.h"
#include "ddraw.h"
#include <initguid.h>
#include <wingdi.h>
static HDC hdc;
static BITMAPINFOHEADER birgb;
static LPBITMAPINFOHEADER lpbirgb = &birgb;
static PAINTSTRUCT ps;
int xPos,yPos,lMouseDown;
#define USE_OVERLAY_TRIPLE_BUFFERING 0
/*
* DirectDraw GUIDs.
* Defining them here allows us to get rid of the dxguid library during link.
*/
DEFINE_GUID (IID_IDirectDraw2, 0xB3A6F3E0,0x2B43,0x11CF,0xA2,0xDE,0x00,0xAA,0x00,0xB9,0x33,0x56);
DEFINE_GUID (IID_IDirectDrawSurface2, 0x57805885,0x6eec,0x11cf,0x94,0x41,0xa8,0x23,0x03,0xc1,0x0e,0x27);
#define FOURCC_YV12 0x32315659
HINSTANCE hInst;
HWND hWind;
typedef struct {
// vo_instance_t vo;
int width;
int height;
HWND window;
RECT window_coords;
HINSTANCE hddraw_dll;
LPDIRECTDRAW2 ddraw;
LPDIRECTDRAWSURFACE2 display;
LPDIRECTDRAWCLIPPER clipper;
LPDIRECTDRAWSURFACE2 frame[3];
int index;
LPDIRECTDRAWSURFACE2 overlay;
uint8_t * yuv[3];
int stride;
char title[256];
} dx_instance_t;
static void * surface_addr (LPDIRECTDRAWSURFACE2 surface, int * stride);
static LPDIRECTDRAWSURFACE2 alloc_overlay (dx_instance_t * instance);
static void dx_draw_frame (vo_instance_t * , uint8_t * const * , void * );
#define OPEN_INPUT 1
#define OPEN_INI 2
#define SAVE_DMP 3
#define SAVE_INI 4
/*
char *ExtFilter[] =
{
".avi", ".d2s", ".d2v", ".wav"
};
BOOL PopFileDlg(PTSTR pstrFileName, HWND hOwner, int Status)
{
static char *szFilter, *ext;
int count = 0;
switch (Status)
{
case OPEN_VOB:
szFilter = TEXT ("MPEG-2 Files (*.vob; *.m2p; *.m2v; *.mpv; *.trp; *.ts; *.tp)\0*.vob;*.m2p;*.m2v;*.mpv;*.trp;*.ts;*.tp\0") \
TEXT ("Program Streams (*.vob; *.m2p; *.m2v; *.mpv)\0*.vob;*.m2p;*.m2v;*.mpv\0") \
TEXT ("Transport Streams (*.trp; *.ts; *.tp)\0*.trp;*.ts;*.tp\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case SAVE_AVI:
szFilter = TEXT ("AVI File (*.avi)\0*.avi; *.ac3; *.wav; *.mpa\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case OPEN_D2V:
szFilter = TEXT ("DVD2AVI Project File (*.d2v)\0*.d2v\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case SAVE_D2V:
szFilter = TEXT ("DVD2AVI Project File (*.d2v)\0*.d2v\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case OPEN_SESS:
szFilter = TEXT ("DVD2AVI Session File (*.d2s)\0*.d2s\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case SAVE_SESS:
szFilter = TEXT ("DVD2AVI Session File (*.d2s)\0*.d2s\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case OPEN_WAV:
case SAVE_WAV:
szFilter = TEXT ("WAV File (*.wav)\0*.wav\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
}
ofn.lStructSize = sizeof (OPENFILENAME) ;
ofn.hwndOwner = hOwner ;
ofn.hInstance = hInst ;
ofn.lpstrFilter = szFilter ;
ofn.nMaxFile = _MAX_PATH ;
ofn.nMaxFileTitle = _MAX_PATH ;
ofn.lpstrFile = pstrFileName ;
switch (Status)
{
case OPEN_VOB:
case OPEN_D2V:
case OPEN_SESS:
case OPEN_WAV:
ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST;
return GetOpenFileName(&ofn);
case SAVE_WAV:
count++;
case SAVE_D2V:
count++;
case SAVE_SESS:
count++;
case SAVE_AVI:
ofn.Flags = OFN_HIDEREADONLY | OFN_ALLOWMULTISELECT | OFN_EXPLORER;
if (GetSaveFileName(&ofn))
{
ext = strrchr(pstrFileName, '.');
if (ext!=NULL && !_strnicmp(ext, ExtFilter[count], 4))
strncpy(ext, ext+4, 1);
return true;
}
}
return false;
}
*/
int PopFileDlg(HWND hWind, PTSTR pstrFileName, int Status)
{
static OPENFILENAME ofn;
static char *szFilter, *ext;
switch (Status) {
case OPEN_INPUT:
ofn.nFilterIndex = 1;
szFilter = \
TEXT ("mpg, mpeg, m2v, mpv\0*.mpg;*.mpeg;*.m2v;*.mpv\0") \
TEXT ("tp, ts\0*.tp;*.ts\0") \
TEXT ("dvr-ms\0*.dvr-ms\0") \
TEXT ("All MPEG Files\0*.vob;*.mpg;*.mpeg;*.m1v;*.m2v;*.mpv;*.tp;*.ts;*.trp;*.pva;*.vro\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case SAVE_DMP:
szFilter = TEXT ("DMP File (*.dmp)\0*.dmp\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
case OPEN_INI:
case SAVE_INI:
szFilter = TEXT ("Comskip INI File (*.d2v)\0*.d2v\0") \
TEXT ("All Files (*.*)\0*.*\0");
break;
}
ofn.lStructSize = sizeof (OPENFILENAME) ;
ofn.hwndOwner = hWind;
ofn.hInstance = hInst ;
ofn.lpstrFilter = szFilter ;
ofn.nMaxFile = 1024 ;
ofn.nMaxFileTitle = 1024 ;
ofn.lpstrFile = pstrFileName ;
ofn.lpstrInitialDir = TEXT(".");
switch (Status) {
case OPEN_INPUT:
case OPEN_INI:
*ofn.lpstrFile = 0;
ofn.Flags = OFN_HIDEREADONLY | OFN_FILEMUSTEXIST | OFN_EXPLORER;
return GetOpenFileName(&ofn);
case SAVE_DMP:
*ofn.lpstrFile = 0;
ofn.Flags = OFN_HIDEREADONLY | OFN_EXPLORER;
if (GetSaveFileName(&ofn)) {
ext = strrchr(pstrFileName, '.');
if (ext!=NULL && !_strnicmp(ext, ".dmp", 4))
*ext = 0;
return 1;
}
break;
case SAVE_INI:
*ofn.lpstrFile = 0;
ofn.Flags = OFN_HIDEREADONLY | OFN_EXPLORER;
if (GetSaveFileName(&ofn)) {
ext = strrchr(pstrFileName, '.');
if (ext!=NULL && !_strnicmp(ext, ".ini", 4))
*ext = 0;
return 1;
}
break;
}
return 0;
}
static void update_overlay (dx_instance_t * instance)
{
DDOVERLAYFX ddofx;
DWORD dwFlags;
memset (&ddofx, 0, sizeof (DDOVERLAYFX));
ddofx.dwSize = sizeof (DDOVERLAYFX);
dwFlags = DDOVER_SHOW | DDOVER_KEYDESTOVERRIDE;
IDirectDrawSurface2_UpdateOverlay (instance->overlay, NULL,
instance->display,
&instance->window_coords,
dwFlags, &ddofx);
}
static int drag = 0;
static HANDLE hThread;
static DWORD threadId;
// Mesage handler for about box.
static long FAR PASCAL About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message) {
case WM_INITDIALOG:
return TRUE;
case WM_COMMAND:
if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL) {
EndDialog(hDlg, LOWORD(wParam));
return TRUE;
}
break;
}
return FALSE;
}
static long FAR PASCAL event_procedure (HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam)
{
RECT rect_window;
POINT point_window;
dx_instance_t * instance;
short wmId, wmEvent;
switch (message) {
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId) {
case IDM_ABOUT:
DialogBox (hInst, (LPCTSTR)IDD_ABOUT, hwnd, (DLGPROC)About);
break;
case IDM_EXIT:
PostQuitMessage(0);
exit(1);
break;
default:
return DefWindowProc (hwnd, message, wParam, lParam);
}
break;
case WM_SHOWWINDOW:
case WM_ACTIVATEAPP:
key = '.';
break;
case WM_WINDOWPOSCHANGED:
instance = (dx_instance_t *) GetWindowLong (hwnd, GWL_USERDATA);
/* update the window position and size */
point_window.x = 0;
point_window.y = 0;
ClientToScreen (hwnd, &point_window);
instance->window_coords.left = point_window.x;
instance->window_coords.top = point_window.y;
GetClientRect (hwnd, &rect_window);
instance->window_coords.right = rect_window.right + point_window.x;
instance->window_coords.bottom = rect_window.bottom + point_window.y;
key = '.';
/* update the overlay */
if (instance->overlay && instance->display)
update_overlay (instance);
// return 0;
case WM_PAINT:
hdc = BeginPaint(hwnd, &ps);
EndPaint(hwnd, &ps);
ReleaseDC(hwnd, hdc);
key = '.';
break;
case WM_CLOSE:
// ReleaseDC(hWnd, hDC);
// DeleteObject(hBrush);
PostQuitMessage(0);
break;
return 0;
case WM_DESTROY: /* just destroy the window */
PostQuitMessage (0);
return 0;
case WM_LBUTTONDOWN:
if (lParam > -1) {
xPos = (int)(LOWORD(lParam));
yPos = (int)(HIWORD(lParam));
lMouseDown = 1;
drag = 1;
}
break;
case WM_MOUSEMOVE:
if (lParam > -1 && drag) {
xPos = (int)(LOWORD(lParam));
yPos = (int)(HIWORD(lParam));
lMouseDown = 1;
}
break;
case WM_LBUTTONUP:
if (lParam > -1) {
drag = 0;
}
break;
case WM_KEYDOWN:
switch (wParam) {
case VK_DOWN:
key = 1;
break;
case VK_UP:
key = 2;
break;
case VK_LEFT:
key = 3;
break;
case VK_RIGHT:
key = 4;
break;
case VK_NEXT:
key = 5;
break;
case VK_PRIOR:
key = 6;
break;
}
if (wParam != 0) {
key = wParam;
if (key == 'C')
// if(PopFileDlg(hwnd, osname, SAVE_DMP) == 0)
// key = 0;
// else
key = 'C';
}
break;
case WM_SETFOCUS:
case WM_ACTIVATE:
if (key != 'C')
key = '.';
break;
default:
key = key;
break;
}
/*
if (key || lMouseDown) {
if (!threadId || WaitForSingleObject(hThread, INFINITE)==WAIT_OBJECT_0)
hThread = CreateThread(NULL, 0, MPEG2Dec, 0, 0, &threadId);
}
*/
return DefWindowProc (hwnd, message, wParam, lParam);
}
void GetDumpFileName()
{
PopFileDlg(hWind, osname, SAVE_DMP);
}
static void check_events (dx_instance_t * instance)
{
MSG msg;
while (PeekMessage (&msg, instance->window, 0, 0, PM_REMOVE)) {
// while (GetMessage (&msg, instance->window, 0, 0, PM_REMOVE)) {
TranslateMessage (&msg);
DispatchMessage (&msg);
}
}
static void wait_events (dx_instance_t * instance)
{
MSG msg;
// while (PeekMessage (&msg, instance->window, 0, 0, PM_REMOVE)) {
while (!key && !lMouseDown && GetMessage (&msg, NULL,0,0)) {
TranslateMessage (&msg);
DispatchMessage (&msg);
}
}
static int create_window (dx_instance_t * instance)
{
RECT rect_window;
WNDCLASSEX wc;
wc.cbSize = sizeof (WNDCLASSEX);
wc.style = CS_DBLCLKS;
wc.lpfnWndProc = (WNDPROC) event_procedure;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = GetModuleHandle (NULL);
hInst = wc.hInstance;
wc.hIcon = NULL;
wc.hCursor = LoadCursor (NULL, IDC_ARROW);
wc.hbrBackground = CreateSolidBrush (RGB (0, 0, 0));
// wc.lpszMenuName = (LPCSTR)IDC_GUI;
wc.lpszMenuName = NULL;
wc.lpszClassName = "libvo_dx";
wc.hIconSm = NULL;
if (!RegisterClassEx (&wc)) {
fprintf (stderr, "Can not register window class\n");
return 1;
}
rect_window.top = 10;
rect_window.left = 10;
rect_window.right = rect_window.left + instance->width;
rect_window.bottom = rect_window.top + instance->height;
AdjustWindowRect (&rect_window, WS_OVERLAPPEDWINDOW|WS_SIZEBOX, 0);
instance->window = CreateWindow ("libvo_dx", instance->title,
WS_OVERLAPPEDWINDOW | WS_SIZEBOX,
CW_USEDEFAULT, 0,
rect_window.right - rect_window.left,
rect_window.bottom - rect_window.top,
NULL, NULL, GetModuleHandle (NULL), NULL);
if (instance->window == NULL) {
fprintf (stderr, "Can not create window\n");
return 1;
}
/* store a directx_instance pointer into the window local storage
* (for later use in event_handler).
* We need to use SetWindowLongPtr when it is available in mingw */
SetWindowLong (instance->window, GWL_USERDATA, (LONG) instance);
SetWindowPos(instance->window, HWND_TOP, 100, 0, 0, 0, SWP_SHOWWINDOW|SWP_NOSIZE);
ShowWindow (instance->window, SW_SHOW);
return 0;
}
static LPDIRECTDRAWSURFACE2 alloc_surface (dx_instance_t * instance,
DDSURFACEDESC * ddsd)
{
LPDIRECTDRAWSURFACE surface;
LPDIRECTDRAWSURFACE2 surface2;
if (DD_OK != IDirectDraw2_CreateSurface (instance->ddraw, ddsd,
&surface, NULL) ||
DD_OK != IDirectDrawSurface_QueryInterface (surface,
&IID_IDirectDrawSurface2,
(LPVOID *) &surface2)) {
fprintf (stderr, "Can not create directDraw frame surface\n");
return NULL;
}
IDirectDrawSurface_Release (surface);
return surface2;
}
static int dx_init (dx_instance_t *instance)
{
HRESULT (WINAPI * OurDirectDrawCreate) (GUID *, LPDIRECTDRAW *,
IUnknown *);
LPDIRECTDRAW ddraw;
DDSURFACEDESC ddsd;
/* load direct draw DLL */
instance->hddraw_dll = LoadLibrary ("DDRAW.DLL");
if (instance->hddraw_dll == NULL) {
fprintf (stderr, "Can not load DDRAW.DLL\n");
return 1;
}
ddraw = NULL;
OurDirectDrawCreate = (void *) GetProcAddress (instance->hddraw_dll,
"DirectDrawCreate");
if (OurDirectDrawCreate == NULL ||
DD_OK != OurDirectDrawCreate (NULL, &ddraw, NULL) ||
DD_OK != IDirectDraw_QueryInterface (ddraw, &IID_IDirectDraw2,
(LPVOID *) &instance->ddraw) ||
DD_OK != IDirectDraw_SetCooperativeLevel (instance->ddraw,
instance->window,
DDSCL_NORMAL)) {
fprintf (stderr, "Can not initialize directDraw interface\n");
return 1;
}
IDirectDraw_Release (ddraw);
memset (&ddsd, 0, sizeof (DDSURFACEDESC));
ddsd.dwSize = sizeof (DDSURFACEDESC);
ddsd.dwFlags = DDSD_CAPS;
ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
instance->display = alloc_surface (instance, &ddsd);
if (instance->display == NULL) {
fprintf (stderr, "Can not create directDraw display surface\n");
return 1;
}
if (DD_OK != IDirectDraw2_CreateClipper (instance->ddraw, 0,
&instance->clipper, NULL) ||
DD_OK != IDirectDrawClipper_SetHWnd (instance->clipper, 0,
instance->window) ||
DD_OK != IDirectDrawSurface_SetClipper (instance->display,
instance->clipper)) {
fprintf (stderr, "Can not initialize directDraw clipper\n");
return 1;
}
return 0;
}
static int common_setup (dx_instance_t * instance, int width, int height)
{
instance->width = width;
instance->height = height;
instance->index = 0;
if (create_window (instance) || dx_init (instance))
return 1;
return 0;
}
static int dxrgb_setup (dx_instance_t * _instance, unsigned int width,
unsigned int height, unsigned int chroma_width,
unsigned int chroma_height, vo_setup_result_t * result)
{
dx_instance_t * instance = (dx_instance_t *) _instance;
HDC hdc;
int bpp;
if (common_setup (instance, width, height))
return 1;
hdc = GetDC (NULL);
bpp = GetDeviceCaps (hdc, BITSPIXEL);
ReleaseDC (NULL, hdc);
memset(&birgb, 0, sizeof(BITMAPINFOHEADER));
birgb.biSize = sizeof(BITMAPINFOHEADER);
birgb.biWidth = width;
birgb.biHeight = height;
birgb.biPlanes = 1;
birgb.biBitCount = 24;
birgb.biCompression = BI_RGB;
birgb.biSizeImage = width * height * 3;
// result->convert = mpeg2convert_rgb (MPEG2CONVERT_RGB, bpp);
return 0;
}
static int dx_setup (vo_instance_t * _instance, unsigned int width,
unsigned int height, unsigned int chroma_width,
unsigned int chroma_height, vo_setup_result_t * result)
{
dx_instance_t * instance = (dx_instance_t *) _instance;
LPDIRECTDRAWSURFACE2 surface;
DDSURFACEDESC ddsd;
if (common_setup (instance, width, height))
return 1;
instance->overlay = alloc_overlay (instance);
if (!instance->overlay)
return 1;
update_overlay (instance);
surface = instance->overlay;
/* Get the back buffer */
memset (&ddsd.ddsCaps, 0, sizeof (DDSCAPS));
ddsd.ddsCaps.dwCaps = DDSCAPS_BACKBUFFER;
if (DD_OK != IDirectDrawSurface2_GetAttachedSurface (instance->overlay,
&ddsd.ddsCaps,
&surface))
surface = instance->overlay;
instance->yuv[0] = surface_addr (surface, &instance->stride);
instance->yuv[2] = instance->yuv[0] + instance->stride * instance->height;
instance->yuv[1] =
instance->yuv[2] + (instance->stride * instance->height >> 2);
// result->convert = NULL;
return 0;
}
static LPDIRECTDRAWSURFACE2 alloc_frame (dx_instance_t * instance)
{
DDSURFACEDESC ddsd;
LPDIRECTDRAWSURFACE2 surface;
memset (&ddsd, 0, sizeof (DDSURFACEDESC));
ddsd.dwSize = sizeof (DDSURFACEDESC);
ddsd.ddpfPixelFormat.dwSize = sizeof (DDPIXELFORMAT);
ddsd.dwFlags = DDSD_HEIGHT | DDSD_WIDTH | DDSD_CAPS;
ddsd.dwHeight = instance->height;
ddsd.dwWidth = instance->width;
ddsd.ddsCaps.dwCaps = DDSCAPS_OFFSCREENPLAIN | DDSCAPS_SYSTEMMEMORY;
surface = alloc_surface (instance, &ddsd);
if (surface == NULL)
fprintf (stderr, "Can not create directDraw frame surface\n");
return surface;
}
static void * surface_addr (LPDIRECTDRAWSURFACE2 surface, int * stride)
{
DDSURFACEDESC ddsd;
memset (&ddsd, 0, sizeof (DDSURFACEDESC));
ddsd.dwSize = sizeof (DDSURFACEDESC);
IDirectDrawSurface2_Lock (surface, NULL, &ddsd,
DDLOCK_NOSYSLOCK | DDLOCK_WAIT, NULL);
IDirectDrawSurface2_Unlock (surface, NULL);
*stride = ddsd.lPitch;
return ddsd.lpSurface;
}
static void dx_setup_fbuf (vo_instance_t * _instance,
uint8_t ** buf, void ** id)
{
dx_instance_t * instance = (dx_instance_t *) _instance;
int stride;
*id = instance->frame[instance->index++] = alloc_frame (instance);
buf[0] = surface_addr (*id, &stride);
buf[1] = NULL;
buf[2] = NULL;
}
static void dxrgb_draw_frame (dx_instance_t * _instance,
uint8_t * const * buf, void * id)
{
dx_instance_t * instance = (dx_instance_t *) _instance;
LPDIRECTDRAWSURFACE2 surface = (LPDIRECTDRAWSURFACE2) id;
DDBLTFX ddbltfx;
check_events (instance);
hdc = GetDC(instance->window);
SetDIBitsToDevice(hdc, 0, 0, instance->width, instance->height,
0, 0, 0, instance->height, *buf, (LPBITMAPINFO)lpbirgb, DIB_RGB_COLORS);
return;
memset (&ddbltfx, 0, sizeof (DDBLTFX));
ddbltfx.dwSize = sizeof (DDBLTFX);
ddbltfx.dwDDFX = DDBLTFX_NOTEARING;
if (DDERR_SURFACELOST ==
IDirectDrawSurface2_Blt (instance->display, &instance->window_coords,
surface, NULL, DDBLT_WAIT, &ddbltfx)) {
/* restore surface and try again */
IDirectDrawSurface2_Restore (instance->display);
IDirectDrawSurface2_Blt (instance->display, &instance->window_coords,
surface, NULL, DDBLT_WAIT, &ddbltfx);
}
}
static vo_instance_t * common_open ()
{
dx_instance_t * instance;
instance = malloc (sizeof (dx_instance_t));
if (instance == NULL)
return NULL;
memset (instance, 0, sizeof (dx_instance_t));
// instance->vo.setup = setup;
// instance->vo.setup_fbuf = setup_fbuf;
// instance->vo.set_fbuf = NULL;
// instance->vo.start_fbuf = NULL;
// instance->vo.draw = draw;
// instance->vo.discard = NULL;
// instance->vo.close = NULL; //dx_close;
return (vo_instance_t *) instance;
}
vo_instance_t * vo_dxrgb_open (void)
{
return common_open ();
}
vo_instance_t * vo_dx_open (void)
{
return common_open ();
}
static LPDIRECTDRAWSURFACE2 alloc_overlay (dx_instance_t * instance)
{
DDSURFACEDESC ddsd;
LPDIRECTDRAWSURFACE2 surface;
memset (&ddsd, 0, sizeof (DDSURFACEDESC));
ddsd.dwSize = sizeof (DDSURFACEDESC);
ddsd.ddpfPixelFormat.dwSize = sizeof (DDPIXELFORMAT);
ddsd.dwFlags = DDSD_HEIGHT | DDSD_WIDTH | DDSD_CAPS;
ddsd.dwHeight = instance->height;
ddsd.dwWidth = instance->width;
ddsd.ddpfPixelFormat.dwFlags = DDPF_FOURCC;
ddsd.ddpfPixelFormat.dwFourCC = FOURCC_YV12;
ddsd.dwFlags |= DDSD_PIXELFORMAT;
ddsd.ddsCaps.dwCaps = DDSCAPS_OVERLAY | DDSCAPS_VIDEOMEMORY;
#if USE_OVERLAY_TRIPLE_BUFFERING
ddsd.dwFlags |= DDSD_BACKBUFFERCOUNT;
ddsd.ddsCaps.dwCaps |= DDSCAPS_COMPLEX | DDSCAPS_FLIP;
#endif
ddsd.dwBackBufferCount = 2;
surface = alloc_surface (instance, &ddsd);
if (surface == NULL)
fprintf (stderr, "Can not create directDraw frame surface\n");
return surface;
}
static void copy_yuv_picture (dx_instance_t * instance,
uint8_t * const * buf, void * id)
{
uint8_t * dest[3];
int width, i;
dest[0] = instance->yuv[0];
dest[1] = instance->yuv[1];
dest[2] = instance->yuv[2];
width = instance->width;
for (i = 0; i < instance->height >> 1; i++) {
memcpy (dest[0], buf[0] + 2 * i * width, width);
dest[0] += instance->stride;
memcpy (dest[0], buf[0] + (2 * i + 1) * width, width);
dest[0] += instance->stride;
memcpy (dest[1], buf[1] + i * (width >> 1), width >> 1);
dest[1] += instance->stride >> 1;
memcpy (dest[2], buf[2] + i * (width >> 1), width >> 1);
dest[2] += instance->stride >> 1;
}
}
static void dx_draw_frame (vo_instance_t * _instance,
uint8_t * const * buf, void * id)
{
dx_instance_t * instance = (dx_instance_t *) _instance;
check_events (instance);
copy_yuv_picture (instance, buf, id);
if (instance->overlay) {
if (DDERR_SURFACELOST ==
IDirectDrawSurface2_Flip (instance->overlay, NULL, DDFLIP_WAIT)) {
/* restore surfaces and try again */
IDirectDrawSurface2_Restore (instance->display);
IDirectDrawSurface2_Restore (instance->overlay);
IDirectDrawSurface2_Flip (instance->overlay, NULL, DDFLIP_WAIT);
}
}
}
static void dx_close (dx_instance_t * _instance)
{
dx_instance_t * instance;
int i;
instance = (dx_instance_t *) _instance;
if (instance->overlay) {
IDirectDrawSurface2_Release (instance->overlay);
instance->overlay = NULL;
} else
for (i = 0; i < 3; i++) {
// if (instance->frame[i].p_surface != NULL)
// IDirectDrawSurface2_Release (instance->frame[i].p_surface);
// instance->frame[i].p_surface = NULL;
}
if (instance->clipper != NULL)
IDirectDrawClipper_Release (instance->clipper);
if (instance->display != NULL)
IDirectDrawSurface2_Release (instance->display);
if (instance->ddraw != NULL)
IDirectDraw2_Release (instance->ddraw);
if (instance->hddraw_dll != NULL)
FreeLibrary (instance->hddraw_dll);
if (instance->window != NULL)
DestroyWindow (instance->window);
}
#endif
//#undef RGB
#define MAXHEIGHT 1200
#define MAXWIDTH 2000
unsigned char buf0[MAXWIDTH*MAXHEIGHT*3];
unsigned char buf1[MAXWIDTH*MAXHEIGHT];
unsigned char buf2[MAXWIDTH*MAXHEIGHT];
unsigned char *(buffer[3]) = {buf0,buf1,buf2};
dx_instance_t * instance;
vo_setup_result_t result;
void vo_init(int width, int height, char *title)
{
// width -= 30;
memset(buf1,128,width*height);
memset(buf2,128,width*height);
#ifdef RGB
instance = vo_dxrgb_open();
hWind = instance;
strcpy(instance->title, title);
dxrgb_setup( instance, width, height, width, height, &result);
// dx_setup_fbuf ( instance, buffer, &result);
#else
instance = vo_dx_open();
strcpy(instance->title, title);
dx_setup( instance, width, height, width, height, &result);
#endif
}
void vo_draw(unsigned char * buf)
{
int id;
#ifdef RGB
// dx_setup_fbuf ( instance, buffer, &result);
memcpy(buffer[0], buf, instance->width*instance->height*3);
dxrgb_draw_frame( instance,buffer , &id);
#else
buffer[0] = buf;
dx_draw_frame( instance, buffer , &id);
#endif
}
void vo_refresh()
{
if (instance)
check_events (instance);
}
void vo_wait()
{
if (instance)
wait_events (instance);
}
void vo_close()
{
if (instance)
dx_close(instance);
}
int firstTime = 1;
void ShowDetails(char *t)
{
int l;
l = strlen(t);
TextOut(hdc, 0, 30, t, l);
if (firstTime) {
TextOut(hdc, 0, 30+16, "Press F1 for help", 17);
firstTime = 0;
}
hdc = BeginPaint(instance->window, &ps);
EndPaint(instance->window, &ps);
ReleaseDC(instance->window, hdc);
}
void ShowHelp(char **ta)
{
char *t;
int l;
int i = 0;
while ((t = *ta)) {