- Reestructuración de ficheros y directorios general
- merge v0.01 --> Añadido fileselector - Añadidas fuentes de Gem y Pure Data - pix2jpg incluído en Gem. Archivos de construcción de Gem modificados. - Añadido fichero ompiling.txt con instrucciones de compilación
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Santi Noreña
parent
c9adfd020b
commit
e85d191b46
3100 changed files with 775434 additions and 3073 deletions
313
Gem/plugins/filmAVI/filmAVI.cpp
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313
Gem/plugins/filmAVI/filmAVI.cpp
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////////////////////////////////////////////////////////
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//
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// GEM - Graphics Environment for Multimedia
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//
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// zmoelnig@iem.kug.ac.at
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//
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// Implementation file
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//
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// Copyright (c) 1997-1999 Mark Danks.
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// Copyright (c) Günther Geiger.
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// Copyright (c) 2001-2011 IOhannes m zmölnig. forum::für::umläute. IEM. zmoelnig@iem.at
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// For information on usage and redistribution, and for a DISCLAIMER OF ALL
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// WARRANTIES, see the file, "GEM.LICENSE.TERMS" in this distribution.
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//
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/////////////////////////////////////////////////////////
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef _WIN32
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#include "filmAVI.h"
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#include "plugins/PluginFactory.h"
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#include "Utils/Functions.h"
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#include "Gem/Properties.h"
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#include "Gem/RTE.h"
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using namespace gem::plugins;
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REGISTER_FILMFACTORY("AVI", filmAVI);
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/////////////////////////////////////////////////////////
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//
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// filmAVI
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//
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/////////////////////////////////////////////////////////
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// Constructor
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//
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/////////////////////////////////////////////////////////
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filmAVI :: filmAVI(void) :
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m_wantedFormat(GL_RGBA),
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m_fps(-1.0),
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m_numFrames(-1),
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m_curFrame(-1),
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m_nRawBuffSize(0),
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m_RawBuffer(NULL),
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m_format(GL_BGR_EXT),
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m_reqFrame(0),
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m_frame(NULL),
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m_pbmihRaw(NULL),
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m_pbmihDst(NULL),
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m_hic(NULL),
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m_getFrame(NULL),
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m_streamVid(NULL)
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{
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AVIFileInit();
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}
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/////////////////////////////////////////////////////////
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// Destructor
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//
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/////////////////////////////////////////////////////////
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filmAVI :: ~filmAVI(void)
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{
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close();
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AVIFileExit();
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}
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void filmAVI :: close(void)
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{
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if (m_streamVid){
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AVIStreamRelease(m_streamVid);
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m_streamVid = NULL;
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}
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if (m_pbmihRaw){
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delete[] m_pbmihRaw;
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m_pbmihRaw = NULL;
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}
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if (m_pbmihDst){
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delete[] m_pbmihDst;
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m_pbmihDst = NULL;
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}
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if (m_hic) {
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ICDecompressEnd(m_hic);
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ICClose(m_hic);
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m_hic = NULL;
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}
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if (m_frame){
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delete[]m_frame;
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m_frame = NULL;
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}
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if (m_RawBuffer){
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delete[] m_RawBuffer;
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m_RawBuffer = NULL;
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}
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m_nRawBuffSize = 0;
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}
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/////////////////////////////////////////////////////////
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// open the file
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//
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/////////////////////////////////////////////////////////
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bool filmAVI :: open(const std::string filename, const gem::Properties&wantProps)
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{
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AVISTREAMINFO streaminfo;
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long lSize = 0; // in bytes
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double d;
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if(wantProps.get("colorspace", d) && d>0)
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m_wantedFormat=d;
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if (AVIStreamOpenFromFile(&m_streamVid, filename.c_str(), streamtypeVIDEO, 0, OF_READ, NULL)) {
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//error("filmAVI: Unable to open file: %s", filename.c_str());
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goto unsupported;
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}
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if( AVIStreamInfo( m_streamVid, &streaminfo, sizeof(streaminfo)) ||
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AVIStreamReadFormat(m_streamVid, AVIStreamStart(m_streamVid), NULL, &lSize)) {
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//error("filmAVI: Unable to read file format: %s", filename.c_str());
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goto unsupported;
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}
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m_pbmihRaw = (BITMAPINFOHEADER*) new char[lSize];
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if(AVIStreamReadFormat(m_streamVid, AVIStreamStart(m_streamVid), m_pbmihRaw, &lSize)) {
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//error("filmAVI: Unable to read file format: %s", filename.c_str());
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goto unsupported;
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}
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if ((8 == m_pbmihRaw->biBitCount)
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|| ((40 == m_pbmihRaw->biBitCount) && (mmioFOURCC('c','v','i','d') == m_pbmihRaw->biCompression))) {
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// HACK: attempt to decompress 8 bit films or BW cinepak films to greyscale
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m_pbmihDst = (BITMAPINFOHEADER*) new char[sizeof(BITMAPINFOHEADER) + 256*3];
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//post("filmAVI: Loading as greyscale");
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*m_pbmihDst = *m_pbmihRaw;
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m_pbmihDst->biSize = sizeof(BITMAPINFOHEADER);
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m_format = GL_LUMINANCE;
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m_pbmihDst->biBitCount = 8;
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m_pbmihDst->biClrUsed = 256;
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m_pbmihDst->biClrImportant = 256;
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char* pClrPtr = ((char*)m_pbmihDst) + sizeof(BITMAPINFOHEADER);
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for (int i = 0; i < 256; i++){
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*pClrPtr++ = i;
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*pClrPtr++ = i;
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*pClrPtr++ = i;
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}
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} else {
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m_pbmihDst = (BITMAPINFOHEADER*) new char[sizeof(BITMAPINFOHEADER)];
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*m_pbmihDst = *m_pbmihRaw;
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m_format = GL_BGR_EXT;
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m_pbmihDst->biBitCount = 24;
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m_pbmihDst->biClrUsed = 0;
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m_pbmihDst->biClrImportant = 0;
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}
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m_pbmihDst->biCompression = BI_RGB;
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m_pbmihDst->biSizeImage = 0;
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// Get the length of the movie
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m_numFrames = streaminfo.dwLength - 1;
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m_fps = (double)streaminfo.dwRate / streaminfo.dwScale;
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m_image.image.xsize = streaminfo.rcFrame.right - streaminfo.rcFrame.left;
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m_image.image.ysize = streaminfo.rcFrame.bottom - streaminfo.rcFrame.top;
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m_image.image.setCsizeByFormat(m_wantedFormat);
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m_image.image.reallocate();
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if (!(m_hic = ICLocate(ICTYPE_VIDEO, 0, m_pbmihRaw, m_pbmihDst, ICMODE_DECOMPRESS))){
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//error("filmAVI: Could not find decompressor: %s", filename.c_str());
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goto unsupported;
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}
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if (m_format==GL_LUMINANCE){
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if (ICERR_OK != ICDecompressSetPalette(m_hic, m_pbmihDst)){
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error("filmAVI: Could not set palette: %s", filename.c_str());
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}
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}
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if (ICERR_OK != ICDecompressBegin(m_hic, m_pbmihRaw, m_pbmihDst)){
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//error("filmAVI: Could not begin decompression: %s", filename.c_str());
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goto unsupported;
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}
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//if (!m_pbmihRaw->biSizeImage)
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// m_pbmihRaw->biSizeImage = m_xsize * m_ysize * m_csize;
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//m_nRawBuffSize = MIN(streaminfo.dwSuggestedBufferSize, m_pbmihRaw->biSizeImage);
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m_nRawBuffSize = MAX(static_cast<int>(streaminfo.dwSuggestedBufferSize), static_cast<int>(m_pbmihRaw->biSizeImage));
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if(!m_nRawBuffSize)m_nRawBuffSize = m_image.image.xsize * m_image.image.ysize * 3;
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m_RawBuffer = new unsigned char[m_nRawBuffSize];
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m_frame = new unsigned char[m_nRawBuffSize];
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m_reqFrame = 0;
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m_curFrame = -1;
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return true;
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unsupported:
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close();
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return false;
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}
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/////////////////////////////////////////////////////////
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// render
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//
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/////////////////////////////////////////////////////////
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pixBlock* filmAVI :: getFrame(void){
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BITMAPINFOHEADER* pbmih;
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long lBytesWritten;
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unsigned char*data=NULL;
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if (m_reqFrame > m_numFrames)m_reqFrame=m_numFrames;
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m_image.newimage=1;
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m_image.image.upsidedown=false;
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m_image.image.setCsizeByFormat(m_wantedFormat);
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m_image.image.reallocate();
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if (!AVIStreamRead(m_streamVid,
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m_reqFrame, 1,
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m_RawBuffer, m_nRawBuffSize,
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&lBytesWritten, 0)){
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m_pbmihRaw->biSize = lBytesWritten;
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ICDecompress(m_hic, 0, m_pbmihRaw, m_RawBuffer, m_pbmihDst, m_frame);
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data=m_frame;
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} else data=(unsigned char *)AVIStreamGetFrame(m_getFrame, m_curFrame)+40;
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if(!data)return 0;
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switch(m_format){
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case GL_LUMINANCE: m_image.image.fromGray(data); break;
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default: m_image.image.fromBGR(data);
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}
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return &m_image;
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}
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film::errCode filmAVI :: changeImage(int imgNum, int trackNum){
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if (imgNum<0)return film::FAILURE;
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if (m_numFrames<0){
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m_reqFrame = imgNum;
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return film::SUCCESS;
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}
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if (imgNum>m_numFrames){
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m_reqFrame=m_numFrames;
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return film::FAILURE;
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}
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m_reqFrame = imgNum;
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return film::SUCCESS;
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}
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///////////////////////////////
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// Properties
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bool filmAVI::enumProperties(gem::Properties&readable,
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gem::Properties&writeable) {
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readable.clear();
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writeable.clear();
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gem::any value;
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value=0.;
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readable.set("fps", value);
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readable.set("frames", value);
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readable.set("width", value);
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readable.set("height", value);
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writeable.set("colorspace", value);
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return false;
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}
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void filmAVI::setProperties(gem::Properties&props) {
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double d;
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if(props.get("colorspace", d)) {
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m_wantedFormat=d;
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}
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}
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void filmAVI::getProperties(gem::Properties&props) {
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std::vector<std::string> keys=props.keys();
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gem::any value;
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double d;
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unsigned int i=0;
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for(i=0; i<keys.size(); i++) {
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std::string key=keys[i];
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props.erase(key);
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if("fps"==key) {
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d=m_fps;
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value=d; props.set(key, value);
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}
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if("frames"==key) {
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d=m_numFrames;
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value=d; props.set(key, value);
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}
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if("width"==key) {
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d=m_image.image.xsize;
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value=d; props.set(key, value);
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}
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if("height"==key) {
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d=m_image.image.ysize;
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value=d; props.set(key, value);
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}
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}
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}
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#endif
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