/**
* Videoreader dispatching method: it tries to find the first
* API that can access a given filename.
*/
CV_IMPL CvCapture * cvCreateFileCapture (const char * filename)
{
CvCapture * result = 0;
#ifdef WIN32
if (! result)
result = cvCreateFileCapture_Win32 (filename);
#endif
#ifdef HAVE_FFMPEG
if (! result)
result = cvCreateFileCapture_FFMPEG (filename);
#endif
#ifdef HAVE_XINE
if (! result)
result = cvCreateFileCapture_XINE (filename);
#endif
#ifdef HAVE_GSTREAMER
if (! result)
result = cvCreateCapture_GStreamer (CV_CAP_GSTREAMER_FILE, filename);
#endif
#ifdef HAVE_QUICKTIME
if (! result)
result = cvCreateFileCapture_QT (filename);
#endif
if (! result)
result = cvCreateFileCapture_Images (filename);
return result;
}
/**
* Videoreader dispatching method: it tries to find the first
* API that can access a given filename.
*/
CV_IMPL CvCapture * cvCreateFileCapture (const char * filename)
{
CvCapture * result = 0;
#ifdef HAVE_FFMPEG
if (! result)
result = cvCreateFileCapture_FFMPEG_proxy (filename);
#endif
#ifdef HAVE_VFW
if (! result)
result = cvCreateFileCapture_VFW (filename);
#endif
#ifdef HAVE_MSMF
if (! result)
result = cvCreateFileCapture_MSMF (filename);
#endif
#ifdef HAVE_XINE
if (! result)
result = cvCreateFileCapture_XINE (filename);
#endif
#ifdef HAVE_GSTREAMER
if (! result)
result = cvCreateCapture_GStreamer (CV_CAP_GSTREAMER_FILE, filename);
#endif
#if defined(HAVE_QUICKTIME) || defined(HAVE_QTKIT)
if (! result)
result = cvCreateFileCapture_QT (filename);
#endif
#ifdef HAVE_AVFOUNDATION
if (! result)
result = cvCreateFileCapture_AVFoundation (filename);
#endif
#ifdef HAVE_OPENNI
if (! result)
result = cvCreateFileCapture_OpenNI (filename);
#endif
if (! result)
result = cvCreateFileCapture_Images (filename);
return result;
}
/**
* Videoreader dispatching method: it tries to find the first
* API that can access a given filename.
*/
CV_IMPL CvCapture * cvCreateFileCaptureWithPreference (const char * filename, int apiPreference)
{
CvCapture * result = 0;
switch(apiPreference) {
default:
// user specified an API we do not know
// bail out to let the user know that it is not available
if (apiPreference) break;
#ifdef HAVE_FFMPEG
case CV_CAP_FFMPEG:
if (! result)
result = cvCreateFileCapture_FFMPEG_proxy (filename);
if (apiPreference) break;
#endif
#ifdef HAVE_VFW
case CV_CAP_VFW:
if (! result)
result = cvCreateFileCapture_VFW (filename);
if (apiPreference) break;
#endif
#if defined HAVE_LIBV4L || defined HAVE_CAMV4L || defined HAVE_CAMV4L2 || defined HAVE_VIDEOIO
if (!result)
result = cvCreateCameraCapture_V4L(filename);
if (apiPreference) break;
#endif
case CV_CAP_MSMF:
#ifdef HAVE_MSMF
if (! result)
result = cvCreateFileCapture_MSMF (filename);
#endif
#ifdef HAVE_XINE
if (! result)
result = cvCreateFileCapture_XINE (filename);
#endif
if (apiPreference) break;
#ifdef HAVE_GSTREAMER
case CV_CAP_GSTREAMER:
if (! result)
result = cvCreateCapture_GStreamer (CV_CAP_GSTREAMER_FILE, filename);
if (apiPreference) break;
#endif
#if defined(HAVE_QUICKTIME) || defined(HAVE_QTKIT)
case CV_CAP_QT:
if (! result)
result = cvCreateFileCapture_QT (filename);
if (apiPreference) break;
#endif
#ifdef HAVE_AVFOUNDATION
case CV_CAP_AVFOUNDATION:
if (! result)
result = cvCreateFileCapture_AVFoundation (filename);
if (apiPreference) break;
#endif
#ifdef HAVE_OPENNI
case CV_CAP_OPENNI:
if (! result)
result = cvCreateFileCapture_OpenNI (filename);
if (apiPreference) break;
#endif
case CV_CAP_IMAGES:
if (! result)
result = cvCreateFileCapture_Images (filename);
}
return result;
}