CMake.git - CMake is a cross-platform, open-source build system generator.

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Diffstat (limited to 'Source/cmDirectory.h')

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1 files changed, 5 insertions, 29 deletions

/********************************************************** Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam, The Netherlands. All Rights Reserved Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission notice appear in supporting documentation, and that the names of Stichting Mathematisch Centrum or CWI or Corporation for National Research Initiatives or CNRI not be used in advertising or publicity pertaining to distribution of the software without specific, written prior permission. While CWI is the initial source for this software, a modified version is made available by the Corporation for National Research Initiatives (CNRI) at the Internet address ftp://ftp.python.org. STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ******************************************************************/ /* SV module -- interface to the Indigo video board */ /* WARNING! This module is for hardware that we don't have any more, so it hasn't been tested. It has been converted to the new coding style, and it is possible that this conversion has broken something -- user beware! */ #include <sys/time.h> #include <svideo.h> #include "Python.h" #include "compile.h" #include "yuv.h" /* for YUV conversion functions */ typedef struct { PyObject_HEAD SV_nodeP ob_svideo; svCaptureInfo ob_info; } svobject; typedef struct { PyObject_HEAD void *ob_capture; int ob_mustunlock; svCaptureInfo ob_info; svobject *ob_svideo; } captureobject; static PyObject *SvError; /* exception sv.error */ static PyObject *newcaptureobject Py_PROTO((svobject *, void *, int)); /* Set a SV-specific error from svideo_errno and return NULL */ static PyObject * sv_error() { PyErr_SetString(SvError, svStrerror(svideo_errno)); return NULL; } static PyObject * svc_conversion(self, args, function, factor) captureobject *self; PyObject *args; void (*function)(); float factor; { PyObject *output; int invert; char* outstr; if (!PyArg_Parse(args, "i", &invert)) return NULL; if (!(output = PyString_FromStringAndSize( NULL, (int)(self->ob_info.width * self->ob_info.height * factor)))) { return NULL; } if (!(outstr = PyString_AsString(output))) { Py_DECREF(output); return NULL; } (*function)((boolean)invert, self->ob_capture, outstr, self->ob_info.width, self->ob_info.height); return output; } /* * 3 functions to convert from Starter Video YUV 4:1:1 format to * Compression Library 4:2:2 Duplicate Chroma format. */ static PyObject * svc_YUVtoYUV422DC(self, args) captureobject *self; PyObject *args; { if (self->ob_info.format != SV_YUV411_FRAMES) { PyErr_SetString(SvError, "data has bad format"); return NULL; } return svc_conversion(self, args, yuv_sv411_to_cl422dc, 2.0); } static PyObject * svc_YUVtoYUV422DC_quarter(self, args) captureobject *self; PyObject *args; { if (self->ob_info.format != SV_YUV411_FRAMES) { PyErr_SetString(SvError, "data has bad format"); return NULL; } return svc_conversion(self, args, yuv_sv411_to_cl422dc_quartersize, 0.5); } static PyObject * svc_YUVtoYUV422DC_sixteenth(self, args) captureobject *self; PyObject *args; { if (self->ob_info.format != SV_YUV411_FRAMES) { PyErr_SetString(SvError, "data has bad format"); return NULL; } return svc_conversion(self, args, yuv_sv411_to_cl422dc_sixteenthsize, 0.125); } static PyObject * svc_YUVtoRGB(self, args) captureobject *self; PyObject *args; { switch (self->ob_info.format) { case SV_YUV411_FRAMES: case SV_YUV411_FRAMES_AND_BLANKING_BUFFER: break; default: PyErr_SetString(SvError, "data had bad format"); return NULL; } return svc_conversion(self, args, svYUVtoRGB, (float) sizeof(long)); } static PyObject * svc_RGB8toRGB32(self, args) captureobject *self; PyObject *args; { if (self->ob_info.format != SV_RGB8_FRAMES) { PyErr_SetString(SvError, "data has bad format"); return NULL; } return svc_conversion(self, args, svRGB8toRGB32, (float) sizeof(long)); } static PyObject * svc_InterleaveFields(self, args) captureobject *self; PyObject *args; { if (self->ob_info.format != SV_RGB8_FRAMES) { PyErr_SetString(SvError, "data has bad format"); return NULL; } return svc_conversion(self, args, svInterleaveFields, 1.0); } static PyObject * svc_GetFields(self, args) captureobject *self; PyObject *args; { PyObject *f1 = NULL; PyObject *f2 = NULL; PyObject *ret = NULL; int fieldsize; char* obcapture; if (self->ob_info.format != SV_RGB8_FRAMES) { PyErr_SetString(SvError, "data has bad format"); return NULL; } fieldsize = self->ob_info.width * self->ob_info.height / 2; obcapture = (char*)self->ob_capture; if (!(f1 = PyString_FromStringAndSize(obcapture, fieldsize))) goto finally; if (!(f2 = PyString_FromStringAndSize(obcapture + fieldsize, fieldsize))) goto finally; ret = Py_BuildValue("(OO)", f1, f2); finally: Py_XDECREF(f1); Py_XDECREF(f2); return ret; } static PyObject * svc_UnlockCaptureData(self, args) captureobject *self; PyObject *args; { if (!PyArg_Parse(args, "")) return NULL; if (!self->ob_mustunlock) { PyErr_SetString(SvError, "buffer should not be unlocked"); return NULL; } if (svUnlockCaptureData(self->ob_svideo->ob_svideo, self->ob_capture)) return sv_error(); self->ob_mustunlock = 0; Py_INCREF(Py_None); return Py_None; } #ifdef USE_GL #include <gl.h> static PyObject * svc_lrectwrite(self, args) captureobject *self; PyObject *args; { Screencoord x1, x2, y1, y2; if (!PyArg_Parse(args, "(hhhh)", &x1, &x2, &y1, &y2)) return NULL; lrectwrite(x1, x2, y1, y2, (unsigned long *) self->ob_capture); Py_INCREF(Py_None); return Py_None; } #endif static PyObject * svc_writefile(self, args) captureobject *self; PyObject *args; { PyObject *file; int size; FILE* fp; if (!PyArg_Parse(args, "O", &file)) return NULL; if (!PyFile_Check(file)) { PyErr_SetString(SvError, "not a file object"); return NULL; } if (!(fp = PyFile_AsFile(file))) return NULL; size = self->ob_info.width * self->ob_info.height; if (fwrite(self->ob_capture, sizeof(long), size, fp) != size) { PyErr_SetString(SvError, "writing failed"); return NULL; } Py_INCREF(Py_None); return Py_None; } static PyObject * svc_FindVisibleRegion(self, args) captureobject *self; PyObject *args; { void *visible; int width; if (!PyArg_Parse(args, "")) return NULL; if (svFindVisibleRegion(self->ob_svideo->ob_svideo, self->ob_capture, &visible, self->ob_info.width)) return sv_error(); if (visible == NULL) { PyErr_SetString(SvError, "data in wrong format"); return NULL; } return newcaptureobject(self->ob_svideo, visible, 0); } static PyMethodDef capture_methods[] = { {"YUVtoRGB", (PyCFunction)svc_YUVtoRGB}, {"RGB8toRGB32", (PyCFunction)svc_RGB8toRGB32}, {"InterleaveFields", (PyCFunction)svc_InterleaveFields}, {"UnlockCaptureData", (PyCFunction)svc_UnlockCaptureData}, {"FindVisibleRegion", (PyCFunction)svc_FindVisibleRegion}, {"GetFields", (PyCFunction)svc_GetFields}, {"YUVtoYUV422DC", (PyCFunction)svc_YUVtoYUV422DC}, {"YUVtoYUV422DC_quarter",(PyCFunction)svc_YUVtoYUV422DC_quarter}, {"YUVtoYUV422DC_sixteenth",(PyCFunction)svc_YUVtoYUV422DC_sixteenth}, #ifdef USE_GL {"lrectwrite", (PyCFunction)svc_lrectwrite}, #endif {"writefile", (PyCFunction)svc_writefile}, {NULL, NULL} /* sentinel */ }; static void capture_dealloc(self) captureobject *self; { if (self->ob_capture != NULL) { if (self->ob_mustunlock) (void)svUnlockCaptureData(self->ob_svideo->ob_svideo, self->ob_capture); self->ob_capture = NULL; Py_DECREF(self->ob_svideo); self->ob_svideo = NULL; } PyMem_DEL(self); } static PyObject * capture_getattr(self, name) svobject *self; char *name; { return Py_FindMethod(capture_methods, (PyObject *)self, name); } PyTypeObject Capturetype = { PyObject_HEAD_INIT(&PyType_Type) 0, /*ob_size*/ "capture", /*tp_name*/ sizeof(captureobject), /*tp_size*/ 0, /*tp_itemsize*/ /* methods */ (destructor)capture_dealloc, /*tp_dealloc*/ 0, /*tp_print*/ (getattrfunc)capture_getattr, /*tp_getattr*/ 0, /*tp_setattr*/ 0, /*tp_compare*/ 0, /*tp_repr*/ }; static PyObject * newcaptureobject(self, ptr, mustunlock) svobject *self; void *ptr;


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