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383 lines
11 KiB
C++
383 lines
11 KiB
C++
/*
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LICENSE
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-------
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Copyright 2005 Nullsoft, Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of Nullsoft nor the names of its contributors may be used to
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endorse or promote products derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <windows.h>
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#include <stdlib.h>
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#include <vfw.h>
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#include <commctrl.h>
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#include "resource.h"
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#include "r_defs.h"
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#include "../Agave/Language/api_language.h"
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#ifndef LASER
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#define MOD_NAME "Render / AVI"
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#define C_THISCLASS C_AVIClass
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class C_THISCLASS : public C_RBASE {
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protected:
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public:
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C_THISCLASS();
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void reinit(int, int);
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void loadAvi(char *name);
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void closeAvi(void);
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virtual ~C_THISCLASS();
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virtual int render(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h);
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virtual char *get_desc() { static char desc[128]; return (!desc[0]?WASABI_API_LNGSTRING_BUF(IDS_RENDER_AVI,desc,128):desc); }
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virtual HWND conf(HINSTANCE hInstance, HWND hwndParent);
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virtual void load_config(unsigned char *data, int len);
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virtual int save_config(unsigned char *data);
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int enabled;
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char ascName[MAX_PATH];
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int lastWidth, lastHeight;
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HDRAWDIB hDrawDib;
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PAVISTREAM PAVIVideo;
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PGETFRAME PgetFrame;
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HBITMAP hRetBitmap;
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HBITMAP hOldBitmap;
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HDC hDesktopDC;
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HDC hBitmapDC;
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LPBITMAPINFOHEADER lpFrame;
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BITMAPINFO bi;
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int blend, blendavg, adapt, persist;
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int loaded, rendering;
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int lFrameIndex;
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int length;
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unsigned int speed;
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unsigned int lastspeed;
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int *old_image,old_image_w,old_image_h;
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};
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static C_THISCLASS *g_ConfigThis; // global configuration dialog pointer
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static HINSTANCE g_hDllInstance; // global DLL instance pointer (not needed in this example, but could be useful)
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// configuration read/write
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C_THISCLASS::C_THISCLASS() // set up default configuration
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{
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AVIFileInit ( ) ;
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hDrawDib = DrawDibOpen ( ) ;
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lastWidth=0;
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lastHeight=0;
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lFrameIndex=0;
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loaded=0;
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rendering=0;
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length=0;
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blend=0;
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adapt=0;
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blendavg=1;
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persist=6;
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enabled=1;
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speed=0;
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lastspeed=0;
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old_image=NULL; old_image_h=0; old_image_w=0;
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}
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C_THISCLASS::~C_THISCLASS()
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{
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closeAvi();
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SelectObject (hBitmapDC, hOldBitmap);
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DeleteDC (hBitmapDC);
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ReleaseDC (NULL, hDesktopDC);
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AVIFileExit ( );
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DrawDibClose (hDrawDib);
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if(old_image) {
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GlobalFree(old_image);
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old_image=NULL;
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old_image_h=old_image_w=0;
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}
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}
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void C_THISCLASS::loadAvi(char *name)
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{
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char pathfile[MAX_PATH];
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if (loaded) closeAvi();
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wsprintf(pathfile,"%s\\%s",g_path, name);
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if (AVIStreamOpenFromFile ((PAVISTREAM FAR *) &PAVIVideo, pathfile, streamtypeVIDEO, 0, OF_READ | OF_SHARE_EXCLUSIVE, NULL) != 0)
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{
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// MessageBox(NULL, "An error occured while trying to open a file. Effect is disabled", "Warning", 0);
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return;
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}
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PgetFrame = AVIStreamGetFrameOpen (PAVIVideo, NULL);
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length = AVIStreamLength(PAVIVideo);
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lFrameIndex = 0;
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lpFrame = (LPBITMAPINFOHEADER) AVIStreamGetFrame (PgetFrame, 0);
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reinit(lastWidth, lastHeight);
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loaded=1;
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}
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void C_THISCLASS::closeAvi(void)
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{
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if (loaded)
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{
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while (rendering);
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loaded=0;
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AVIStreamGetFrameClose (PgetFrame);
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AVIStreamRelease (PAVIVideo);
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}
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}
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#define GET_INT() (data[pos]|(data[pos+1]<<8)|(data[pos+2]<<16)|(data[pos+3]<<24))
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void C_THISCLASS::load_config(unsigned char *data, int len) // read configuration of max length "len" from data.
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{
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int pos=0;
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char *p=ascName;
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if (len-pos >= 4) { enabled=GET_INT(); pos+=4; }
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if (len-pos >= 4) { blend=GET_INT(); pos+=4; }
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if (len-pos >= 4) { blendavg=GET_INT(); pos+=4; }
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while (data[pos] && len-pos > 0 && p-ascName < sizeof(ascName)-1) *p++=data[pos++];
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*p=0; pos++;
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if (len-pos >= 4) { adapt=GET_INT(); pos+=4; }
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if (len-pos >= 4) { persist=GET_INT(); pos+=4; }
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if (len-pos >= 4) { speed=GET_INT(); pos+=4; }
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if (*ascName)
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loadAvi(ascName);
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}
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#define PUT_INT(y) data[pos]=(y)&255; data[pos+1]=(y>>8)&255; data[pos+2]=(y>>16)&255; data[pos+3]=(y>>24)&255
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int C_THISCLASS::save_config(unsigned char *data) // write configuration to data, return length. config data should not exceed 64k.
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{
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int pos=0;
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PUT_INT(enabled); pos+=4;
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PUT_INT(blend); pos+=4;
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PUT_INT(blendavg); pos+=4;
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strcpy((char *)data+pos, ascName);
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pos+=strlen(ascName)+1;
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PUT_INT(adapt); pos+=4;
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PUT_INT(persist); pos+=4;
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PUT_INT(speed); pos+=4;
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return pos;
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}
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void C_THISCLASS::reinit(int w, int h)
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{
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if (lastWidth || lastHeight)
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{
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SelectObject (hBitmapDC, hOldBitmap);
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DeleteDC (hBitmapDC);
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ReleaseDC (NULL, hDesktopDC);
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}
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hDesktopDC = GetDC (NULL);
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hRetBitmap = CreateCompatibleBitmap (hDesktopDC, w, h);
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hBitmapDC = CreateCompatibleDC (hDesktopDC);
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hOldBitmap = (HBITMAP) SelectObject (hBitmapDC, hRetBitmap);
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bi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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bi.bmiHeader.biWidth = w;
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bi.bmiHeader.biHeight = h;
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bi.bmiHeader.biPlanes = 1;
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bi.bmiHeader.biBitCount = 32;
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bi.bmiHeader.biCompression = BI_RGB;
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bi.bmiHeader.biSizeImage = 0;
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bi.bmiHeader.biXPelsPerMeter = 0;
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bi.bmiHeader.biYPelsPerMeter = 0;
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bi.bmiHeader.biClrUsed = 0;
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bi.bmiHeader.biClrImportant = 0;
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}
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// render function
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// render should return 0 if it only used framebuffer, or 1 if the new output data is in fbout. this is
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// used when you want to do something that you'd otherwise need to make a copy of the framebuffer.
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// w and h are the width and height of the screen, in pixels.
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// isBeat is 1 if a beat has been detected.
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// visdata is in the format of [spectrum:0,wave:1][channel][band].
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int C_THISCLASS::render(char visdata[2][2][576], int isBeat, int *framebuffer, int *fbout, int w, int h)
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{
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int *p,*d;
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int i,j;
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static int persistCount=0;
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if (!enabled || !loaded) return 0;
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if(h!=old_image_h||w!=old_image_w) {
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if(old_image)
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GlobalFree(old_image);
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old_image=(int *)GlobalAlloc(GMEM_FIXED,sizeof(int)*w*h);
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old_image_h=h; old_image_w=w;
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}
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if((lastspeed+speed)>GetTickCount()) {
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memcpy(fbout,old_image,sizeof(int)*w*h);
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} else {
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lastspeed=GetTickCount();
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rendering=1;
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if (lastWidth != w || lastHeight != h)
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{
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lastWidth = w;
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lastHeight = h;
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reinit(w, h);
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}
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if (isBeat&0x80000000) return 0;
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if (!length) return 0;
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lFrameIndex %= length;
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lpFrame = (LPBITMAPINFOHEADER) AVIStreamGetFrame (PgetFrame, lFrameIndex++);
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DrawDibDraw (hDrawDib, hBitmapDC, 0, 0, lastWidth, lastHeight, lpFrame,
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NULL, 0, 0, (int) lpFrame ->biWidth, (int) lpFrame ->biHeight, 0);
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GetDIBits(hBitmapDC, hRetBitmap, 0, h, (void *)fbout, &bi, DIB_RGB_COLORS);
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rendering=0;
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memcpy(old_image,fbout,sizeof(int)*w*h);
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}
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if (isBeat)
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persistCount=persist;
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else
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if (persistCount>0) persistCount--;
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p = fbout;
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d = framebuffer+w*(h-1);
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if (blend || (adapt && (isBeat || persistCount)))
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for (i=0;i<h;i++)
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{
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for (j=0;j<w;j++)
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{
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*d=BLEND(*p, *d);
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d++;
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p++;
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}
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d -= w*2;
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}
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else
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if (blendavg || adapt)
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for (i=0;i<h;i++)
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{
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for (j=0;j<w;j++)
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{
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*d=BLEND_AVG(*p, *d);
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d++;
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p++;
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}
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d -= w*2;
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}
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else
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for (i=0;i<h;i++)
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{
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memcpy(d, p, w*4);
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p+=w;
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d-=w;
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}
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return 0;
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}
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// configuration dialog stuff
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static void EnableWindows(HWND hwndDlg)
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{
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EnableWindow(GetDlgItem(hwndDlg,IDC_PERSIST),g_ConfigThis->adapt);
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EnableWindow(GetDlgItem(hwndDlg,IDC_PERSIST_TITLE),g_ConfigThis->adapt);
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}
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static BOOL CALLBACK g_DlgProc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam)
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{
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switch (uMsg)
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{
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case WM_INITDIALOG:
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SendDlgItemMessage(hwndDlg, IDC_PERSIST, TBM_SETRANGE, TRUE, MAKELONG(0, 32));
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SendDlgItemMessage(hwndDlg, IDC_PERSIST, TBM_SETPOS, TRUE, g_ConfigThis->persist);
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SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_SETTICFREQ, 50, 0);
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SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_SETRANGE, TRUE, MAKELONG(0, 1000));
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SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_SETPOS, TRUE, g_ConfigThis->speed);
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if (g_ConfigThis->enabled) CheckDlgButton(hwndDlg,IDC_CHECK1,BST_CHECKED);
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if (g_ConfigThis->blend) CheckDlgButton(hwndDlg,IDC_ADDITIVE,BST_CHECKED);
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if (g_ConfigThis->blendavg) CheckDlgButton(hwndDlg,IDC_5050,BST_CHECKED);
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if (g_ConfigThis->adapt) CheckDlgButton(hwndDlg,IDC_ADAPT,BST_CHECKED);
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if (!g_ConfigThis->adapt && !g_ConfigThis->blend && !g_ConfigThis->blendavg)
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CheckDlgButton(hwndDlg,IDC_REPLACE,BST_CHECKED);
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EnableWindows(hwndDlg);
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loadComboBox(GetDlgItem(hwndDlg,OBJ_COMBO),"*.AVI",g_ConfigThis->ascName);
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return 1;
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case WM_NOTIFY:
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{
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if (LOWORD(wParam) == IDC_PERSIST)
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g_ConfigThis->persist = SendDlgItemMessage(hwndDlg, IDC_PERSIST, TBM_GETPOS, 0, 0);
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if (LOWORD(wParam) == IDC_SPEED)
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g_ConfigThis->speed = SendDlgItemMessage(hwndDlg, IDC_SPEED, TBM_GETPOS, 0, 0);
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}
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case WM_COMMAND:
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if ((LOWORD(wParam) == IDC_CHECK1) ||
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(LOWORD(wParam) == IDC_ADDITIVE) ||
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(LOWORD(wParam) == IDC_REPLACE) ||
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(LOWORD(wParam) == IDC_ADAPT) ||
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(LOWORD(wParam) == IDC_5050) )
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{
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g_ConfigThis->enabled=IsDlgButtonChecked(hwndDlg,IDC_CHECK1)?1:0;
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g_ConfigThis->blend=IsDlgButtonChecked(hwndDlg,IDC_ADDITIVE)?1:0;
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g_ConfigThis->blendavg=IsDlgButtonChecked(hwndDlg,IDC_5050)?1:0;
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g_ConfigThis->adapt=IsDlgButtonChecked(hwndDlg,IDC_ADAPT)?1:0;
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EnableWindows(hwndDlg);
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}
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if (HIWORD(wParam) == CBN_SELCHANGE && LOWORD(wParam) == OBJ_COMBO) // handle clicks to combo box
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{
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int sel = SendDlgItemMessage(hwndDlg, OBJ_COMBO, CB_GETCURSEL, 0, 0);
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if (sel != -1)
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{
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SendDlgItemMessage(hwndDlg, OBJ_COMBO, CB_GETLBTEXT, sel, (LPARAM)g_ConfigThis->ascName);
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if (*(g_ConfigThis->ascName))
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g_ConfigThis->loadAvi(g_ConfigThis->ascName);
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}
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}
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return 0;
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}
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return 0;
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}
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HWND C_THISCLASS::conf(HINSTANCE hInstance, HWND hwndParent) // return NULL if no config dialog possible
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{
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g_ConfigThis = this;
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return WASABI_API_CREATEDIALOG(IDD_CFG_AVI,hwndParent,g_DlgProc);
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}
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// export stuff
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C_RBASE *R_AVI(char *desc) // creates a new effect object if desc is NULL, otherwise fills in desc with description
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{
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if (desc) { strcpy(desc,MOD_NAME); return NULL; }
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return (C_RBASE *) new C_THISCLASS();
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}
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#else//!LASER
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C_RBASE *R_AVI(char *desc) { return NULL; }
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#endif
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