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-rw-r--r--camerac/camera.c276
1 files changed, 0 insertions, 276 deletions
diff --git a/camerac/camera.c b/camerac/camera.c
deleted file mode 100644
index cf4795d..0000000
--- a/camerac/camera.c
+++ /dev/null
@@ -1,276 +0,0 @@
-#include <Python.h>
-
-#include "pycairo.h"
-#include <glib.h>
-
-#include <pygobject.h>
-
-static PyTypeObject *_PyGObject_Type;
-#define PyGObject_Type (*_PyGObject_Type)
-Pycairo_CAPI_t *Pycairo_CAPI;
-static PyTypeObject *_PyGdkPixbuf_Type;
-#define PyGdkPixbuf_Type (*_PyGdkPixbuf_Type)
-
-#include <cairo.h>
-#include <gdk/gdkpixbuf.h>
-#include <gdk/gdkpixmap.h>
-#include <cairo-xlib.h>
-#include <gdk/gdkcairo.h>
-
-static cairo_surface_t *
-_cairo_surface_from_pixbuf (GdkPixbuf *pixbuf)
-{
-/* Ripped from GooCanvas */
- gint width = gdk_pixbuf_get_width (pixbuf);
- gint height = gdk_pixbuf_get_height (pixbuf);
- guchar *gdk_pixels = gdk_pixbuf_get_pixels (pixbuf);
- int gdk_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
- int n_channels = gdk_pixbuf_get_n_channels (pixbuf);
- guchar *cairo_pixels;
- cairo_format_t format;
- cairo_surface_t *surface;
- static const cairo_user_data_key_t key;
- int j;
-
- if (n_channels == 3)
- format = CAIRO_FORMAT_RGB24;
- else
- format = CAIRO_FORMAT_ARGB32;
-
- cairo_pixels = g_malloc (4 * width * height);
- surface = cairo_image_surface_create_for_data ((unsigned char *)cairo_pixels,
- format,
- width, height, 4 * width);
- cairo_surface_set_user_data (surface, &key,
- cairo_pixels, (cairo_destroy_func_t)g_free);
-
- for (j = height; j; j--)
- {
- guchar *p = gdk_pixels;
- guchar *q = cairo_pixels;
-
- if (n_channels == 3)
- {
- guchar *end = p + 3 * width;
-
- while (p < end)
- {
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- q[0] = p[2];
- q[1] = p[1];
- q[2] = p[0];
-#else
- q[1] = p[0];
- q[2] = p[1];
- q[3] = p[2];
-#endif
- p += 3;
- q += 4;
- }
- }
- else
- {
- guchar *end = p + 4 * width;
- guint t1,t2,t3;
-
-#define MULT(d,c,a,t) G_STMT_START { t = c * a; d = ((t >> 8) + t) >> 8; } G_STMT_END
-
- while (p < end)
- {
-#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- MULT(q[0], p[2], p[3], t1);
- MULT(q[1], p[1], p[3], t2);
- MULT(q[2], p[0], p[3], t3);
- q[3] = p[3];
-#else
- q[0] = p[3];
- MULT(q[1], p[0], p[3], t1);
- MULT(q[2], p[1], p[3], t2);
- MULT(q[3], p[2], p[3], t3);
-#endif
-
- p += 4;
- q += 4;
- }
-
-#undef MULT
- }
-
- gdk_pixels += gdk_rowstride;
- cairo_pixels += 4 * width;
- }
-
- return surface;
-}
-
-static PyObject*
-_wrap_camera_cairo_surface_from_gdk_pixbuf(PyGObject *self, PyObject *args, PyObject *kwargs)
-{
- static char *kwlist[] = { "pixbuf", NULL };
- PyGObject *child;
- cairo_surface_t *surface;
-
- if (!PyArg_ParseTupleAndKeywords(args, kwargs,"O!:camera.cairo_surface_from_gdk_pixbuf", kwlist, &PyGdkPixbuf_Type, &child))
- return NULL;
-
- surface = _cairo_surface_from_pixbuf(GDK_PIXBUF (child->obj));
- if (surface == NULL) {
- PyErr_SetString(PyExc_RuntimeError, "surface could not be converted");
- return NULL;
- }
-
- return PycairoSurface_FromSurface(surface, NULL);
-}
-
-static GdkPixbuf *
-_pixbuf_from_cairo_surface (cairo_surface_t * sf)
-{
- GdkPixmap * pixmap;
- GdkPixbuf * pixbuf = NULL;
- cairo_surface_type_t type;
- gint width = 0, height = 0, depth = 0;
- int format;
- cairo_t * cr;
- GdkColormap * cm;
-
- type = cairo_surface_get_type (sf);
- switch (type) {
- case CAIRO_SURFACE_TYPE_IMAGE:
- width = cairo_image_surface_get_width (sf);
- height = cairo_image_surface_get_height (sf);
- format = cairo_image_surface_get_format (sf);
- if (format == CAIRO_FORMAT_ARGB32)
- depth = 32;
- else if (format == CAIRO_FORMAT_RGB24)
- depth = 24;
- else if (format == CAIRO_FORMAT_A8)
- depth = 8;
- else if (format == CAIRO_FORMAT_A1)
- depth = 1;
- else if (format == CAIRO_FORMAT_RGB16_565)
- depth = 16;
- break;
- case CAIRO_SURFACE_TYPE_XLIB:
- width = cairo_xlib_surface_get_width (sf);
- height = cairo_xlib_surface_get_height (sf);
- depth = cairo_xlib_surface_get_depth (sf);
- break;
- default:
- break;
- }
- if (!depth)
- return NULL;
-
- pixmap = gdk_pixmap_new (NULL, width, height, depth);
- if (!pixmap)
- return NULL;
-
- cr = gdk_cairo_create (pixmap);
- if (!cr)
- goto release_pixmap;
-
- cairo_set_source_surface (cr, sf, 0, 0);
- cairo_paint (cr);
- cairo_destroy (cr);
-
- cm = gdk_colormap_get_system ();
- pixbuf = gdk_pixbuf_get_from_drawable (NULL, pixmap, cm, 0, 0, 0, 0, -1, -1);
-
-release_pixmap:
- gdk_pixmap_unref (pixmap);
-
- return pixbuf;
-}
-
-
-static PyObject*
-_wrap_camera_gdk_pixbuf_from_cairo_surface(PyGObject *self, PyObject *args, PyObject *kwargs)
-{
- static char *kwlist[] = { "surface", NULL };
- PyGObject *child;
- GdkPixbuf * pixbuf;
- PyTypeObject *type = &PycairoSurface_Type;
-
- if (!PyArg_ParseTupleAndKeywords(args, kwargs,"O!:camera.gdk_pixbuf_from_cairo_surface", kwlist, type, &child))
- return NULL;
-
- pixbuf = _pixbuf_from_cairo_surface((cairo_surface_t *)(child->obj));
- if (pixbuf == NULL) {
- PyErr_SetString(PyExc_RuntimeError, "pixbuf could not be converted");
- return NULL;
- }
-
- return pygobject_new ((GObject *) pixbuf);
-}
-
-const PyMethodDef py_camera_functions[] = {
- { "cairo_surface_from_gdk_pixbuf", (PyCFunction)_wrap_camera_cairo_surface_from_gdk_pixbuf,
- METH_VARARGS|METH_KEYWORDS, NULL },
- { "gdk_pixbuf_from_cairo_surface", (PyCFunction)_wrap_camera_gdk_pixbuf_from_cairo_surface,
- METH_VARARGS|METH_KEYWORDS, NULL },
- { NULL, NULL, 0, NULL }
-};
-
-
-/* ----------- enums and flags ----------- */
-
-void
-py_sugar_add_constants(PyObject *module, const gchar *strip_prefix)
-{
-}
-
-/* initialise stuff extension classes */
-void
-py_camera_register_classes(PyObject *d)
-{
- PyObject *module;
-
- if ((module = PyImport_ImportModule("gobject")) != NULL) {
- _PyGObject_Type = (PyTypeObject *)PyObject_GetAttrString(module, "GObject");
- if (_PyGObject_Type == NULL) {
- PyErr_SetString(PyExc_ImportError,
- "cannot import name GObject from gobject");
- return ;
- }
- _PyGObject_Type = (PyTypeObject *)PyObject_GetAttrString(module, "GObject");
- if (_PyGObject_Type == NULL) {
- PyErr_SetString(PyExc_ImportError,
- "cannot import name GObject from gobject");
- return ;
- }
- } else {
- PyErr_SetString(PyExc_ImportError,
- "could not import gobject");
- return ;
- }
- if ((module = PyImport_ImportModule("gtk.gdk")) != NULL) {
- _PyGdkPixbuf_Type = (PyTypeObject *)PyObject_GetAttrString(module, "Pixbuf");
- if (_PyGdkPixbuf_Type == NULL) {
- PyErr_SetString(PyExc_ImportError,
- "cannot import name Pixbuf from gtk.gdk");
- return ;
- }
- } else {
- PyErr_SetString(PyExc_ImportError,
- "could not import gtk.gdk");
- return ;
- }
-
- Pycairo_IMPORT;
-}
-
-DL_EXPORT(void)
-initcamera(void)
-{
- PyObject *m, *d;
-
- Pycairo_IMPORT;
-
- m = Py_InitModule ("camera", py_camera_functions);
- d = PyModule_GetDict (m);
-
- py_camera_register_classes (d);
- if (PyErr_Occurred ()) {
- Py_FatalError ("can't initialise module camera");
- }
-}
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