149 lines
4.1 KiB
C
149 lines
4.1 KiB
C
#include <windows.h>
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#include <stdint.h>
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#include <stddef.h>
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#include <string.h>
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#include <intrin.h>
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#include "bink.h"
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static const char* commandLineSecondToken(const char* cmdline, char* out, size_t outSize) {
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if (!out || outSize == 0) return "video.bk2";
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strcpy(out, "video.bk2");
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if (!cmdline) return out;
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while (*cmdline == ' ' || *cmdline == '\t') cmdline++;
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if (*cmdline == '\0') return out;
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if (*cmdline == '"') {
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cmdline++;
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while (*cmdline && *cmdline != '"') cmdline++;
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if (*cmdline == '"') cmdline++;
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} else {
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while (*cmdline && *cmdline != ' ' && *cmdline != '\t') cmdline++;
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}
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while (*cmdline == ' ' || *cmdline == '\t') cmdline++;
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if (*cmdline == '\0') return out;
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size_t pos = 0;
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if (*cmdline == '"') {
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cmdline++;
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while (*cmdline && *cmdline != '"' && pos + 1 < outSize)
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out[pos++] = *cmdline++;
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} else {
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while (*cmdline && *cmdline != ' ' && *cmdline != '\t' && pos + 1 < outSize)
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out[pos++] = *cmdline++;
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}
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out[pos] = '\0';
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return out;
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}
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int main(void) {
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const char* cmdline = GetCommandLineA();
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char videoPath[260];
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const char* path = commandLineSecondToken(cmdline, videoPath, sizeof(videoPath));
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void* h = GetStdHandle(STD_OUTPUT_HANDLE);
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WriteConsoleA(h, "video: starting\n", 16, 0, 0);
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WriteConsoleA(h, cmdline, (unsigned int)strlen(cmdline), 0, 0);
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WriteConsoleA(h, "\n", 1, 0, 0);
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void* f = CreateFileA(path, 0, 0, 0, 3, 0, 0);
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if (!f || f == (void*)(unsigned long long)0xFFFFFFFF) { // fuckass
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WriteConsoleA(h, "video: failed to open input file\n", 33, 0, 0);
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ExitProcess(1);
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}
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unsigned long s = GetFileSize(f, 0);
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if (!s || s == 0xFFFFFFFF) {
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WriteConsoleA(h, "video: GetFileSize failed!\n", 27, 0, 0);
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ExitProcess(1);
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}
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void* buf = HeapAlloc(0, 0, s);
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if (!buf) {
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WriteConsoleA(h, "video: HeapAlloc failed\n", 24, 0, 0);
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ExitProcess(1);
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}
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int r = ReadFile(f, buf, s, 0, 0);
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if (!r) {
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WriteConsoleA(h, "video: ReadFile failed\n", 23, 0, 0);
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ExitProcess(1);
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}
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WriteConsoleA(h, "video: input file loaded\n", 25, 0, 0);
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CloseHandle(h);
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HBINK b = BinkOpen(buf, BINKFROMMEMORY);
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if (!b) {
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WriteConsoleA(h, "video: BinkOpen failed: ", 24, 0, 0);
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const char* err = BinkGetError();
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WriteConsoleA(h, err, (unsigned int)strlen(err), 0, 0);
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WriteConsoleA(h, "\n", 1, 0, 0);
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ExitProcess(1);
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}
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uint32_t width = b->Width;
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uint32_t height = b->Height;
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uint32_t* fb = HeapAlloc(0, 0, width * height * sizeof(uint32_t));
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if (!fb) {
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WriteConsoleA(h, "video: framebuffer alloc failed\n", 32, 0, 0);
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ExitProcess(1);
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}
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// Prepare the Win32 BITMAPINFO structure
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BITMAPINFO bmi;
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memset(&bmi, 0, sizeof(bmi));
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bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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bmi.bmiHeader.biWidth = width;
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bmi.bmiHeader.biHeight = -(LONG)height; // Negative means top-down drawing!
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bmi.bmiHeader.biPlanes = 1;
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bmi.bmiHeader.biBitCount = 32;
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bmi.bmiHeader.biCompression = BI_RGB;
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while (1) {
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if (BinkWait(b)) {
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_mm_pause();
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continue;
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}
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BinkDoFrame(b);
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if (BinkShouldSkip(b)) {
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BinkNextFrame(b);
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BinkDoFrame(b);
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continue;
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}
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BinkCopyToBuffer(b, fb, width * 4, height, 0, 0,
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BINKSURFACE32);
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// Welcome to the GDI pipeline!
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PAINTSTRUCT ps;
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// Using NULL/0 as the HWND since we don't have a real window handle yet
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HDC hdc = BeginPaint((HWND)0, &ps);
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StretchDIBits(
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hdc,
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0, 0, width, height, // Destination rect
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0, 0, width, height, // Source rect
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fb,
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&bmi,
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DIB_RGB_COLORS,
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SRCCOPY
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);
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EndPaint((HWND)0, &ps);
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if (b->FrameNum == b->Frames)
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break;
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BinkNextFrame(b);
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}
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WriteConsoleA(h, "video: goodbye\n", 15, 0, 0);
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ExitProcess(0);
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}
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