/*
* Copyright (C) 2011-2015 Karlsruhe Institute of Technology
*
* This file is part of Ufo.
*
* This library is free software: you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see .
*/
#include "config.h"
#include
#include "ufo-stdin-task.h"
struct _UfoStdinTaskPrivate {
gsize width;
gsize height;
gsize bytes_per_pixel;
UfoBufferDepth bitdepth;
gboolean convert;
};
static void ufo_task_interface_init (UfoTaskIface *iface);
G_DEFINE_TYPE_WITH_CODE (UfoStdinTask, ufo_stdin_task, UFO_TYPE_TASK_NODE,
G_IMPLEMENT_INTERFACE (UFO_TYPE_TASK,
ufo_task_interface_init))
#define UFO_STDIN_TASK_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UFO_TYPE_STDIN_TASK, UfoStdinTaskPrivate))
enum {
PROP_0,
PROP_WIDTH,
PROP_HEIGHT,
PROP_BITDEPTH,
PROP_CONVERT,
N_PROPERTIES
};
static GParamSpec *properties[N_PROPERTIES] = { NULL, };
UfoNode *
ufo_stdin_task_new (void)
{
return UFO_NODE (g_object_new (UFO_TYPE_STDIN_TASK, NULL));
}
static void
ufo_stdin_task_setup (UfoTask *task,
UfoResources *resources,
GError **error)
{
}
static void
ufo_stdin_task_get_requisition (UfoTask *task,
UfoBuffer **inputs,
UfoRequisition *requisition,
GError **error)
{
UfoStdinTaskPrivate *priv;
priv = UFO_STDIN_TASK_GET_PRIVATE (task);
requisition->n_dims = 2;
requisition->dims[0] = priv->width;
requisition->dims[1] = priv->height;
}
static guint
ufo_stdin_task_get_num_inputs (UfoTask *task)
{
return 0;
}
static guint
ufo_stdin_task_get_num_dimensions (UfoTask *task,
guint input)
{
return 2;
}
static UfoTaskMode
ufo_stdin_task_get_mode (UfoTask *task)
{
return UFO_TASK_MODE_GENERATOR | UFO_TASK_MODE_CPU;
}
static gboolean
ufo_stdin_task_generate (UfoTask *task,
UfoBuffer *output,
UfoRequisition *requisition)
{
UfoStdinTaskPrivate *priv;
gchar *data;
gboolean succeeded;
priv = UFO_STDIN_TASK_GET_PRIVATE (task);
data = (gchar *) ufo_buffer_get_host_array (output, NULL);
succeeded = fread (data, priv->bytes_per_pixel * priv->width * priv->height, 1, stdin) == 1;
if (succeeded && priv->convert && priv->bitdepth != UFO_BUFFER_DEPTH_32F)
ufo_buffer_convert (output, priv->bitdepth);
return succeeded;
}
static void
ufo_stdin_task_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
UfoStdinTaskPrivate *priv = UFO_STDIN_TASK_GET_PRIVATE (object);
switch (property_id) {
case PROP_WIDTH:
priv->width = (gsize) g_value_get_uint (value);
break;
case PROP_HEIGHT:
priv->height = (gsize) g_value_get_uint (value);
break;
case PROP_BITDEPTH:
switch (g_value_get_uint (value)) {
case 8:
priv->bitdepth = UFO_BUFFER_DEPTH_8U;
priv->bytes_per_pixel = 1;
break;
case 16:
priv->bitdepth = UFO_BUFFER_DEPTH_16U;
priv->bytes_per_pixel = 2;
break;
case 32:
priv->bitdepth = UFO_BUFFER_DEPTH_32F;
priv->bytes_per_pixel = 4;
break;
default:
g_warning ("Cannot set bitdepth other than 8, 16 or 32.");
}
break;
case PROP_CONVERT:
priv->convert = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
ufo_stdin_task_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
UfoStdinTaskPrivate *priv = UFO_STDIN_TASK_GET_PRIVATE (object);
switch (property_id) {
case PROP_WIDTH:
g_value_set_uint (value, (guint) priv->width);
break;
case PROP_HEIGHT:
g_value_set_uint (value, (guint) priv->height);
break;
case PROP_BITDEPTH:
g_value_set_uint (value, priv->bitdepth);
break;
case PROP_CONVERT:
g_value_set_boolean (value, priv->convert);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
ufo_stdin_task_finalize (GObject *object)
{
G_OBJECT_CLASS (ufo_stdin_task_parent_class)->finalize (object);
}
static void
ufo_task_interface_init (UfoTaskIface *iface)
{
iface->setup = ufo_stdin_task_setup;
iface->get_num_inputs = ufo_stdin_task_get_num_inputs;
iface->get_num_dimensions = ufo_stdin_task_get_num_dimensions;
iface->get_mode = ufo_stdin_task_get_mode;
iface->get_requisition = ufo_stdin_task_get_requisition;
iface->generate = ufo_stdin_task_generate;
}
static void
ufo_stdin_task_class_init (UfoStdinTaskClass *klass)
{
GObjectClass *oclass = G_OBJECT_CLASS (klass);
oclass->set_property = ufo_stdin_task_set_property;
oclass->get_property = ufo_stdin_task_get_property;
oclass->finalize = ufo_stdin_task_finalize;
properties[PROP_WIDTH] =
g_param_spec_uint("width",
"Width of raw image",
"Width of raw image",
0, G_MAXUINT, G_MAXUINT,
G_PARAM_READWRITE);
properties[PROP_HEIGHT] =
g_param_spec_uint("height",
"Height of raw image",
"Height of raw image",
0, G_MAXUINT, G_MAXUINT,
G_PARAM_READWRITE);
properties[PROP_BITDEPTH] =
g_param_spec_uint("bitdepth",
"Bitdepth of raw image",
"Bitdepth of raw image",
0, G_MAXUINT, G_MAXUINT,
G_PARAM_READWRITE);
properties[PROP_CONVERT] =
g_param_spec_boolean("convert",
"Enable automatic conversion",
"Enable automatic conversion of input data types to float",
TRUE,
G_PARAM_READWRITE);
for (guint i = PROP_0 + 1; i < N_PROPERTIES; i++)
g_object_class_install_property (oclass, i, properties[i]);
g_type_class_add_private (oclass, sizeof (UfoStdinTaskPrivate));
}
static void
ufo_stdin_task_init(UfoStdinTask *self)
{
self->priv = UFO_STDIN_TASK_GET_PRIVATE(self);
self->priv->width = 0;
self->priv->height = 0;
self->priv->bitdepth = UFO_BUFFER_DEPTH_32F;
self->priv->convert = TRUE;
}