port from perforce
This commit is contained in:
218
ev16-4k/main.video.cpp
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218
ev16-4k/main.video.cpp
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// INCLUDES
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//---------
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#define WIN32_LEAN_AND_MEAN
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#define WIN32_EXTRA_LEAN
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#include "synth.h"
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#include <GL/gl.h>
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#include "glext.h"
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#include "mark_small.h"
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#include <vfw.h>
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// CONFIG
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//-------
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#define FPS 60
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#define MOTION_BLUR 2
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#define SCREENWIDTH 1920
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#define SCREENHEIGHT 1080
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#define ASPECTOFFSET ((float(SCREENWIDTH) / float(SCREENHEIGHT) - 1.0f) * 0.5f)
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typedef struct
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{
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PAVISTREAM m_ps;
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PAVISTREAM m_psCompressed;
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PAVISTREAM m_psAudio;
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AVISTREAMINFO m_strhdr;
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AVICOMPRESSOPTIONS m_opts;
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PAVIFILE m_pfile;
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BITMAPINFOHEADER m_alpbi;
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} AVIWRITER;
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static AVIWRITER avi;
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static int frame = 0;
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static GLushort tempBuffer[3 * SCREENWIDTH * SCREENHEIGHT];
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static GLubyte data[3 * SCREENWIDTH * SCREENHEIGHT];
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struct FAKEPFD
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{
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WORD nSize;
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WORD nVersion;
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DWORD dwFlags;
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// Snip
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};
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struct FAKEDEVMODE
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{
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BYTE dmDeviceName[CCHDEVICENAME];
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WORD dmSpecVersion;
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WORD dmDriverVersion;
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WORD dmSize;
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WORD dmDriverExtra;
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DWORD dmFields;
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union {
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/* printer only fields */
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struct {
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short dmOrientation;
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short dmPaperSize;
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short dmPaperLength;
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short dmPaperWidth;
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short dmScale;
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short dmCopies;
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short dmDefaultSource;
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short dmPrintQuality;
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};
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FAKEPFD pfd;
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};
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short dmColor;
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short dmDuplex;
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short dmYResolution;
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short dmTTOption;
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short dmCollate;
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BYTE dmFormName[CCHFORMNAME];
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WORD dmLogPixels;
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DWORD dmBitsPerPel;
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DWORD dmPelsWidth;
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DWORD dmPelsHeight;
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union {
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DWORD dmDisplayFlags;
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DWORD dmNup;
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};
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DWORD dmDisplayFrequency;
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};
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static PFNGLCREATESHADERPROGRAMEXTPROC glCreateShaderProgramEXT;
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static PFNGLUSEPROGRAMPROC glUseProgram;
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static PFNGLUNIFORM4FPROC glUniform4f;
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static FAKEDEVMODE devmode = {
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"", 0, 0, sizeof(devmode), 0, DM_PELSWIDTH | DM_PELSHEIGHT, 0, 0, PFD_DOUBLEBUFFER | PFD_SUPPORT_OPENGL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "", 0, 0, SCREENWIDTH, SCREENHEIGHT, 0, 0
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};
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static const char* sglCreateShaderProgramEXT = "glCreateShaderProgramEXT";
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static const char* sglUseProgram = "glUseProgram";
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static const char* sglUniform4f = "glUniform4f";
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#define shaderCountOffset 14
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#define ATOM_EDIT 0xC018
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#define ATOM_STATIC 0xC019
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#define SCENE_LENGTH (SAMPLES_PER_TICK * 128)
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void _cdecl main()
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{
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InitSound();
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HWND hWnd = CreateWindowExA(0, (LPCSTR)ATOM_STATIC, 0, WS_VISIBLE | WS_SYSMENU, 0, 0, SCREENWIDTH, SCREENHEIGHT, 0, 0, 0, 0);
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HDC hDC = GetDC(hWnd);
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//SetPixelFormat(hDC, ChoosePixelFormat(hDC, (const PIXELFORMATDESCRIPTOR*)&devmode.pfd), 0);
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// if size is a problem, try this:
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SetPixelFormat(hDC, 8, 0);
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wglMakeCurrent(hDC, wglCreateContext(hDC));
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glCreateShaderProgramEXT = (PFNGLCREATESHADERPROGRAMEXTPROC)wglGetProcAddress(sglCreateShaderProgramEXT);
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glUseProgram = (PFNGLUSEPROGRAMPROC)wglGetProcAddress(sglUseProgram);
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glUniform4f = (PFNGLUNIFORM4FPROC)wglGetProcAddress(sglUniform4f);
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for (int i = 0; i < 12; ++i)
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{
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glUseProgram(glCreateShaderProgramEXT(GL_FRAGMENT_SHADER, mark_fs_0));
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mark_fs_0[shaderCountOffset]++;
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if (i == 9)
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{
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mark_fs_0[shaderCountOffset] = 'A';
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}
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glUniform4f(0, i, SCREENHEIGHT, ASPECTOFFSET, 0.0f);
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glRecti(-1, -1, 1, 1);
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}
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AVIFileInit();
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AVIFileOpen(&avi.m_pfile, "intro.avi", OF_WRITE | OF_CREATE, NULL);
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memset(&avi.m_strhdr, 0, sizeof(avi.m_strhdr));
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avi.m_strhdr.fccType = streamtypeVIDEO;
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avi.m_strhdr.fccHandler = 0;
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avi.m_strhdr.dwScale = 1;
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avi.m_strhdr.dwRate = FPS;
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avi.m_strhdr.dwSuggestedBufferSize = 0;// 3 * SCREENWIDTH * SCREENHEIGHT;
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SetRect(&avi.m_strhdr.rcFrame, 0, 0, SCREENWIDTH, SCREENHEIGHT);
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AVIFileCreateStream(avi.m_pfile, &avi.m_ps, &avi.m_strhdr);
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memset(&avi.m_strhdr, 0, sizeof(avi.m_strhdr));
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avi.m_strhdr.fccType = streamtypeAUDIO;
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avi.m_strhdr.dwScale = WaveFMT.nBlockAlign;
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avi.m_strhdr.dwRate = WaveFMT.nSamplesPerSec * WaveFMT.nBlockAlign;
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avi.m_strhdr.dwSampleSize = WaveFMT.nBlockAlign;
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avi.m_strhdr.dwQuality = (DWORD)-1;
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SetRect(&avi.m_strhdr.rcFrame, 0, 0, SCREENWIDTH, SCREENHEIGHT);
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AVIFileCreateStream(avi.m_pfile, &avi.m_psAudio, &avi.m_strhdr);
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AVIStreamSetFormat(avi.m_psAudio, 0, &WaveFMT, sizeof(WAVEFORMATEX));
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auto ops = &avi.m_opts;
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if (AVISaveOptions(hWnd, 0, 1, &avi.m_ps, &ops) == FALSE)
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{
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ExitProcess(0);
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}
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AVIMakeCompressedStream(&avi.m_psCompressed, avi.m_ps, &avi.m_opts, NULL);
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memset(&avi.m_alpbi, 0, sizeof(avi.m_alpbi));
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avi.m_alpbi.biSize = sizeof(avi.m_alpbi);
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avi.m_alpbi.biWidth = SCREENWIDTH;
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avi.m_alpbi.biHeight = SCREENHEIGHT;
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avi.m_alpbi.biPlanes = 1;
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avi.m_alpbi.biBitCount = 24;
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avi.m_alpbi.biCompression = BI_RGB;
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AVIStreamSetFormat(avi.m_psCompressed, 0, &avi.m_alpbi, sizeof(avi.m_alpbi));
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int sample = 0;
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do
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{
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sample = ((float)frame / (float)(FPS * MOTION_BLUR)) * SAMPLE_RATE;
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float fTime = (float)sample / SCENE_LENGTH;
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glUseProgram((int)fTime + 1);
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int i = ((sample >> 8) << 5) + 2 * 2;
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float* a = &_4klang_envelope_buffer;
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float aha = a[i] + a[i + 1];
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glUniform4f(0, fTime, SCREENHEIGHT, ASPECTOFFSET, aha);
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glRecti(-1, -1, 1, 1);
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SwapBuffers(hDC);
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::PeekMessage(0, 0, 0, 0, 0);
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glReadPixels(0, 0, SCREENWIDTH, SCREENHEIGHT, GL_BGR_EXT, GL_UNSIGNED_BYTE, data);
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for (int i = 0; i < SCREENWIDTH * SCREENHEIGHT * 3; ++i)
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{
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tempBuffer[i] += data[i];
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}
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if ((frame++ % MOTION_BLUR) == 0)
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{
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for (int i = 0; i < SCREENWIDTH * SCREENHEIGHT * 3; ++i)
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{
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data[i] = (tempBuffer[i] / MOTION_BLUR);
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tempBuffer[i] = 0;
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}
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AVIStreamWrite(avi.m_psCompressed, (frame - 1) / MOTION_BLUR, 1, data, 3 * SCREENWIDTH * SCREENHEIGHT, AVIIF_KEYFRAME, NULL, NULL);
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}
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} while (sample < MAX_SAMPLES && !GetAsyncKeyState(VK_ESCAPE));
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auto const extraSamples = 0;// SOUND_TICKS_PER_SCENE * SAMPLES_PER_TICK / 4;
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static SAMPLE_TYPE audioBuffer[2 * (MAX_SAMPLES + extraSamples)];
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memcpy(audioBuffer + extraSamples * 2, WaveHDR.lpData, WaveHDR.dwBufferLength);
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AVIStreamWrite(avi.m_psAudio, 0, MAX_SAMPLES + extraSamples, audioBuffer, WaveHDR.dwBufferLength + extraSamples * sizeof(SAMPLE_TYPE) * 2, 0, NULL, NULL);
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AVIStreamClose(avi.m_ps);
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AVIStreamClose(avi.m_psCompressed);
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AVIStreamClose(avi.m_psAudio);
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AVIFileClose(avi.m_pfile);
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AVIFileExit();
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}
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