📄 mfc_demo.cpp
字号:
#include <windows.h>
#include "resource.h"
#define APPNAME TEXT("S3C6410 MFC DECODE DEMO")
#define APPTITLE TEXT("S3C6410 MFC DECODE DEMO")
extern BOOL mfc_render_init(HWND hWnd);
extern void mfc_render_final();
static HBITMAP hBmpBkg=NULL; // HBITMAP object for image on the main window
static HBITMAP hBmpExitButton=NULL; // HBITMAP object for exit button
#include "mfc_decode.h"
#include "mfc_render.h"
#define NUM_VECTORS_MAX 6
#define MEDIA_FILES_FOLDER TEXT("\\My Documents")
LPCTSTR pszFileNames0[] = {L"\\My Documents\\shrek_640_480_768bit.m4v"};
CODEC_MODE codec_modes0[] = {CODEC_MPEG4};
LPCTSTR pszFileNames1[] = {L"\\My Documents\\shrek3_320_240.m4v"};
CODEC_MODE codec_modes1[] = {CODEC_MPEG4};
LPCTSTR pszFileNames2[] = {L"\\My Documents\\ultraviolet-640x480.264"};
CODEC_MODE codec_modes2[] = {CODEC_H264};
LPCTSTR pszFileNames3[] = {L"\\My Documents\\harryp_320x240.264"};
CODEC_MODE codec_modes3[] = {CODEC_H264};
LPCTSTR pszFileNames4[] = {L"\\My Documents\\veggie_tales_pirates_720x576.264"};
CODEC_MODE codec_modes4[] = {CODEC_H264};
LPCTSTR pszFileNames5[] = {L"\\My Documents\\veggie_tales_pirates_320x240.264"};
CODEC_MODE codec_modes5[] = {CODEC_H264};
LPCTSTR *array_pszFileNames[NUM_VECTORS_MAX] = {
pszFileNames0,
pszFileNames1,
pszFileNames2,
pszFileNames3,
pszFileNames4,
pszFileNames5,
};
CODEC_MODE *array_codec_modes[NUM_VECTORS_MAX] = {
codec_modes0,
codec_modes1,
codec_modes2,
codec_modes3,
codec_modes4,
codec_modes5
};
/*
static void release_media_files_array()
{
int num_vectors;
for (num_vectors=0; num_vectors < NUM_VECTORS_MAX; num_vectors++) {
if (array_pszFileNames[num_vectors] == NULL)
break;
}
}
*/
static int find_media_files_fill_array(LPCTSTR folder_name)
{
int num_vectors;
int not_media_file;
HANDLE hFindFile;
WIN32_FIND_DATA find_data;
TCHAR filepath[128];
TCHAR file_ext[4];
CODEC_MODE codec_mode;
wsprintf(filepath, L"%s\\*.*", folder_name);
hFindFile = FindFirstFile(filepath, &find_data);
if (hFindFile == INVALID_HANDLE_VALUE)
return 0;
#define FILE_EXT_M4V L".m4v"
#define FILE_EXT_H263 L".263"
#define FILE_EXT_H264 L".264"
#define FILE_EXT_RCV L".rcv"
for (num_vectors=0; num_vectors < NUM_VECTORS_MAX; ) {
if (find_data.dwFileAttributes != FILE_ATTRIBUTE_DIRECTORY) {
not_media_file = 0;
if (wcslen(find_data.cFileName) > 4)
wcsncpy(file_ext, find_data.cFileName + (wcslen(find_data.cFileName) - 4), 4);
else
file_ext[0] = 0;
// Identify the codec type according to the filename extention
if(_wcsnicmp(file_ext, FILE_EXT_M4V, 4) == 0)
codec_mode = CODEC_MPEG4;
else if(_wcsnicmp(file_ext, FILE_EXT_H263, 4) == 0)
codec_mode = CODEC_H263;
else if(_wcsnicmp(file_ext, FILE_EXT_H264, 4) == 0)
codec_mode = CODEC_H264;
else if(_wcsnicmp(file_ext, FILE_EXT_RCV, 4) == 0)
codec_mode = CODEC_VC1;
else
not_media_file = 1;
#if 0
// Identify the codec type according to the filename extention
if(wcsstr(find_data.cFileName, FILE_EXT_M4V) != NULL)
codec_mode = CODEC_MPEG4;
else if(wcsstr(find_data.cFileName, FILE_EXT_H263) != NULL)
codec_mode = CODEC_H263;
else if(wcsstr(find_data.cFileName, FILE_EXT_H264) != NULL)
codec_mode = CODEC_H264;
else if(wcsstr(find_data.cFileName, FILE_EXT_RCV) != NULL)
codec_mode = CODEC_VC1;
else
not_media_file = 1;
#endif
if (not_media_file == 0) {
wsprintf(filepath, L"%s\\%s", folder_name, find_data.cFileName);
array_pszFileNames[num_vectors][0] = _wcsdup(filepath);
array_codec_modes[num_vectors][0] = codec_mode;
num_vectors++;
}
}
if (FindNextFile(hFindFile, &find_data) == FALSE)
break;
}
FindClose(hFindFile);
return num_vectors;
}
typedef struct
{
HWND hWnd;
BOOL fForceExit;
int demofile_idx;
} MFCDEC_DEMO_THREAD_PARAM;
static DWORD WINAPI mfc_demo_thread(LPVOID pPARAM)
{
MFCDEC_DEMO_THREAD_PARAM *p_mfc_demo_param;
int idx;
if (pPARAM == NULL) {
return 0x0FFFF;
}
p_mfc_demo_param = (MFCDEC_DEMO_THREAD_PARAM *) pPARAM;
idx = p_mfc_demo_param->demofile_idx;
RETAILMSG(1, (L"\n[MFC_DEMO] Playing \'%s\' file", array_pszFileNames[idx][0]));
#define NUM_PIP_VIDEOS 1
mfcdec_demo(p_mfc_demo_param->hWnd,
array_pszFileNames[idx],
array_codec_modes[idx],
NUM_PIP_VIDEOS,
&(p_mfc_demo_param->fForceExit));
return 0;
}
static void mfc_demo_thread_control(HWND hWnd, int demofile_idx)
{
static MFCDEC_DEMO_THREAD_PARAM mfc_demo_param;
static HANDLE hThread = NULL;
DWORD exit_code=0;
if (hThread != NULL) {
// Check if the thread exited already.
GetExitCodeThread(hThread, &exit_code);
if (exit_code == STILL_ACTIVE) { // Thread is running -> Terminate thread.
mfc_demo_param.fForceExit = TRUE;
WaitForSingleObject(hThread, 2000);
hThread = NULL;
return;
}
}
if ((demofile_idx >= 0) && (demofile_idx < NUM_VECTORS_MAX)) {
// Start demo thread
mfc_demo_param.hWnd = hWnd;
mfc_demo_param.fForceExit = FALSE;
mfc_demo_param.demofile_idx = demofile_idx;
hThread = CreateThread(NULL, 0,
mfc_demo_thread,
&mfc_demo_param,
0,
NULL);
}
}
#define DRAW_TEXT_X_POS 100
#define DRAW_TEXT_Y_POS 150
#define DRAW_TEXT_X_LENG 280
#define DRAW_TEXT_Y_LENG 30
// return value = -1 : not selected
static int GetDemofileIndex(DWORD xPos, DWORD yPos)
{
DWORD i;
if ((xPos >= DRAW_TEXT_X_POS) && (xPos <= (DRAW_TEXT_X_POS + DRAW_TEXT_X_LENG))) {
if (yPos < DRAW_TEXT_Y_POS)
return -1;
for (i=1; i<=NUM_VECTORS_MAX; i++) {
if ( yPos < (DRAW_TEXT_Y_POS + (DRAW_TEXT_Y_LENG * i)) )
return (i-1);
}
}
return -1;
}
//-----------------------------------------------------------------------------
// Name: WindowProc()
// Desc: The Main Window Procedure
//-----------------------------------------------------------------------------
long FAR PASCAL
WindowProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
PAINTSTRUCT ps;
HDC hdc;
DWORD xPos, yPos;
RECT draw_rect;
POINT pt;
int i;
int demofile_idx;
static int num_vectors = 0;
static HDC hdc_mem_bkg, hdc_mem_exit_btn;
static BITMAP bm_bkg, bm_exit_btn;
TCHAR msg_filename_to_play[128];
switch (message)
{
case WM_CREATE:
// Rendering Init
mfc_render_init(hWnd);
// Check the number of media files in specific folder
// and fill the filename list array.
num_vectors = find_media_files_fill_array(MEDIA_FILES_FOLDER);
hdc_mem_bkg = CreateCompatibleDC(NULL);
GetObject(hBmpBkg, sizeof(BITMAP), &bm_bkg);
SelectObject(hdc_mem_bkg, (HGDIOBJ)hBmpBkg);
hdc_mem_exit_btn = CreateCompatibleDC(NULL);
GetObject(hBmpExitButton, sizeof(BITMAP), &bm_exit_btn);
SelectObject(hdc_mem_exit_btn, (HGDIOBJ)hBmpExitButton);
break;
case WM_DESTROY:
// Clean up and close the app
// SelectObject(hdc_mem, (HGDIOBJ)hBitmapOld);
DeleteDC(hdc_mem_bkg);
if (hBmpBkg)
DeleteObject(hBmpBkg);
DeleteDC(hdc_mem_exit_btn);
if (hBmpExitButton)
DeleteObject(hBmpExitButton);
mfc_render_final();
PostQuitMessage(0);
return 0L;
case WM_LBUTTONDOWN:
xPos = LOWORD(lParam);
yPos = HIWORD(lParam);
pt.x = xPos; pt.y = yPos;
// exit 滚瓢阑 穿福搁 WM_DESTROY 皋矫瘤甫 朝妨辑 辆丰矫挪促.
draw_rect.left = 30+bm_bkg.bmWidth;
draw_rect.top = 25;
draw_rect.right = draw_rect.left + bm_exit_btn.bmWidth;
draw_rect.bottom = draw_rect.top + bm_exit_btn.bmHeight;
if (PtInRect(&draw_rect, pt) == TRUE) {
SendMessage(hWnd, WM_DESTROY, 0, 0);
break;
}
demofile_idx = GetDemofileIndex(xPos, yPos);
mfc_demo_thread_control(hWnd, demofile_idx);
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
// Background bitmap image
BitBlt(hdc, 20, 20, bm_bkg.bmWidth, bm_bkg.bmHeight, hdc_mem_bkg, 0, 0, SRCCOPY);
BitBlt(hdc, 30+bm_bkg.bmWidth, 25, bm_exit_btn.bmWidth, bm_exit_btn.bmHeight, hdc_mem_exit_btn, 0, 0, SRCCOPY);
// Rectangle for the "DrawText" function below.
draw_rect.left = DRAW_TEXT_X_POS;
draw_rect.top = DRAW_TEXT_Y_POS - 60;
draw_rect.right = draw_rect.left + DRAW_TEXT_X_LENG;
draw_rect.bottom = draw_rect.top + DRAW_TEXT_Y_LENG;
wsprintf(msg_filename_to_play, L"Press the file name to play.\n(In %s folder)", MEDIA_FILES_FOLDER);
FillRect(hdc, &draw_rect, (HBRUSH) GetStockObject(WHITE_BRUSH));
DrawText(hdc, msg_filename_to_play, -1, &draw_rect, DT_CENTER);
// Move the rectangle for the media filenames list
draw_rect.left = DRAW_TEXT_X_POS;
draw_rect.top = DRAW_TEXT_Y_POS;
draw_rect.right = draw_rect.left + DRAW_TEXT_X_LENG;
draw_rect.bottom = draw_rect.top + DRAW_TEXT_Y_LENG;
for (i=0; i<num_vectors; i++) {
if (GetFileAttributes(*(array_pszFileNames[i])) != 0xFFFFFFFF)
DrawText(hdc, *(array_pszFileNames[i]), -1, &draw_rect, DT_LEFT);
draw_rect.top += DRAW_TEXT_Y_LENG;
draw_rect.bottom += DRAW_TEXT_Y_LENG;
}
EndPaint(hWnd, &ps);
break;
}
return DefWindowProc(hWnd, message, wParam, lParam);
}
//-----------------------------------------------------------------------------
// Name: InitApp()
// Desc: Do work required for every instance of the application:
// Create the window, initialize data
//-----------------------------------------------------------------------------
static HWND
InitApp(HINSTANCE hInstance, int nCmdShow)
{
HWND hWnd;
WNDCLASS wc;
// Set up and register window class
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = WindowProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_MAIN_ICON));
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = (HBRUSH )GetStockObject(BLACK_BRUSH);
wc.lpszMenuName = NULL;
wc.lpszClassName = APPNAME;
RegisterClass(&wc);
// Create a window
hWnd = CreateWindow(APPNAME,
APPTITLE,
WS_POPUP|WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_THICKFRAME,
0,
0,
GetSystemMetrics(SM_CXSCREEN),
GetSystemMetrics(SM_CYSCREEN),
NULL,
NULL,
hInstance,
NULL);
if (!hWnd)
return NULL;
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
SetFocus(hWnd);
return hWnd;
}
//-----------------------------------------------------------------------------
// Name: WinMain()
// Desc: Initialization, message loop
//-----------------------------------------------------------------------------
int WinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPWSTR lpCmdLine,
int nCmdShow)
{
HWND hWnd;
MSG msg;
// Load the bitmap image which will be on the main window.
hBmpBkg = (HBITMAP) LoadImage(hInstance,
MAKEINTRESOURCE(IDB_BMP_SAMSUNG_DEMO),
IMAGE_BITMAP,
0, 0,
0);
/*
hBmpExitButton = (HBITMAP) LoadImage(hInstance,
MAKEINTRESOURCE(IDB_BMP_EXIT_BUTTON),
IMAGE_BITMAP,
0, 0,
0);
*/
hBmpExitButton = LoadBitmap(hInstance, MAKEINTRESOURCE(IDB_BMP_EXIT_BUTTON));
hWnd = InitApp(hInstance, nCmdShow);
if (hWnd == NULL)
return FALSE;
while (GetMessage(&msg, NULL, 0, 0)) {
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -