From f39be2686446c41a5fbf93eba7fb40ca99efcc3a Mon Sep 17 00:00:00 2001 From: Mihael Koep Date: Tue, 9 Sep 2014 13:57:32 +0200 Subject: Add software roi feature to dexela plugin --- plugins/dexela/CMakeLists.txt | 4 +-- plugins/dexela/changelog.txt | 2 ++ plugins/dexela/software-roi.c | 12 +++++++++ plugins/dexela/software-roi.h | 18 +++++++++++++ plugins/dexela/uca-dexela-camera.c | 52 +++++++++++++++++++++++++++++++++----- 5 files changed, 80 insertions(+), 8 deletions(-) create mode 100644 plugins/dexela/software-roi.c create mode 100644 plugins/dexela/software-roi.h (limited to 'plugins') diff --git a/plugins/dexela/CMakeLists.txt b/plugins/dexela/CMakeLists.txt index a93ddc6..e7f0a11 100644 --- a/plugins/dexela/CMakeLists.txt +++ b/plugins/dexela/CMakeLists.txt @@ -1,6 +1,6 @@ cmake_minimum_required(VERSION 2.6) project(ucadexela C) -set(VERSION "1.2.0") +set(VERSION "1.3.0") find_package(DEXELA) @@ -20,7 +20,7 @@ if (DEXELA_FOUND) include_directories(${DEXELA_INCLUDE_DIRS} ${UCA_CONFIGDIR}) - add_library(ucadexela SHARED uca-dexela-camera.c) + add_library(ucadexela SHARED uca-dexela-camera.c software-roi.c) target_link_libraries(ucadexela ${UCA_DEPS} ${DEXELA_LIBRARIES}) diff --git a/plugins/dexela/changelog.txt b/plugins/dexela/changelog.txt index 4bcd2d6..d535142 100644 --- a/plugins/dexela/changelog.txt +++ b/plugins/dexela/changelog.txt @@ -1,3 +1,5 @@ +* Tue Sep 9 2014 Mihael Koep 1.3.0-1 +- add software roi feature * Tue Jul 29 2014 Mihael Koep 1.2.0-1 - bump plugin version for package management systems * Wed Mar 19 2014 Mihael Koep 1.0.3-1 diff --git a/plugins/dexela/software-roi.c b/plugins/dexela/software-roi.c new file mode 100644 index 0000000..74baa96 --- /dev/null +++ b/plugins/dexela/software-roi.c @@ -0,0 +1,12 @@ +#include "software-roi.h" +#include + +void apply_software_roi(const guchar* src, guint srcWidth, guchar* dest, guint x, guint y, guint roiWidth, guint roiHeight) +{ + for (guint row = 0; row < roiHeight; row++) { + guint rowOffset = srcWidth * (y + row); + guint offset = rowOffset + x; + memcpy(dest + row * roiWidth, src + offset, roiWidth); + } +} + diff --git a/plugins/dexela/software-roi.h b/plugins/dexela/software-roi.h new file mode 100644 index 0000000..e2916f0 --- /dev/null +++ b/plugins/dexela/software-roi.h @@ -0,0 +1,18 @@ +#ifndef SOFTWAREROI_H +#define SOFTWAREROI_H +#include + +/** + * @brief apply_software_roi Extracts the pixels defined by x, y, roiWidth, roiHeight from + * the src array and writes them into the dest buffer + * @param src + * @param srcWidth + * @param dest + * @param x + * @param y + * @param roiWidth + * @param roiHeight + */ +void apply_software_roi(const guchar* src, guint srcWidth, guchar* dest, guint x, guint y, guint roiWidth, guint roiHeight); + +#endif // SOFTWAREROI_H diff --git a/plugins/dexela/uca-dexela-camera.c b/plugins/dexela/uca-dexela-camera.c index 4c30ad7..9269457 100644 --- a/plugins/dexela/uca-dexela-camera.c +++ b/plugins/dexela/uca-dexela-camera.c @@ -20,6 +20,7 @@ #include #include "uca-dexela-camera.h" #include "dexela/dexela_api.h" +#include "software-roi.h" #define UCA_DEXELA_CAMERA_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), UCA_TYPE_DEXELA_CAMERA, UcaDexelaCameraPrivate)) @@ -73,6 +74,10 @@ struct _UcaDexelaCameraPrivate { GValueArray *binnings; guint width; guint height; + guint roi_x; + guint roi_y; + guint roi_width; + guint roi_height; guint bits; gsize num_bytes; }; @@ -182,14 +187,24 @@ static void uca_dexela_camera_get_property(GObject *object, guint property_id, G g_value_set_uint(value, priv->height); break; } + case PROP_ROI_X: + { + g_value_set_uint(value, priv->roi_x); + break; + } + case PROP_ROI_Y: + { + g_value_set_uint(value, priv->roi_y); + break; + } case PROP_ROI_WIDTH: { - g_value_set_uint(value, dexela_get_width()); + g_value_set_uint(value, priv->roi_width); break; } case PROP_ROI_HEIGHT: { - g_value_set_uint(value, dexela_get_height()); + g_value_set_uint(value, priv->roi_height); break; } case PROP_SENSOR_HORIZONTAL_BINNING: @@ -246,6 +261,26 @@ static void uca_dexela_camera_set_property(GObject *object, guint property_id, c dexela_set_exposure_time_micros((gint) (exposureTimeInSeconds * MICROS_TO_SECONDS_FACTOR)); break; } + case PROP_ROI_X: + { + priv->roi_x = g_value_get_uint(value); + break; + } + case PROP_ROI_Y: + { + priv->roi_y = g_value_get_uint(value); + break; + } + case PROP_ROI_WIDTH: + { + priv->roi_width = g_value_get_uint(value); + break; + } + case PROP_ROI_HEIGHT: + { + priv->roi_height = g_value_get_uint(value); + break; + } case PROP_SENSOR_HORIZONTAL_BINNING: { const guint horizontalBinning = g_value_get_uint(value); @@ -315,9 +350,10 @@ static void uca_dexela_camera_stop_recording(UcaCamera *camera, GError **error) static gboolean uca_dexela_camera_grab(UcaCamera *camera, gpointer data, GError **error) { g_debug("grab called"); - g_return_if_fail(UCA_IS_DEXELA_CAMERA(camera)); + g_return_val_if_fail(UCA_IS_DEXELA_CAMERA(camera), FALSE); UcaDexelaCameraPrivate *priv = UCA_DEXELA_CAMERA_GET_PRIVATE(camera); - memcpy((gchar *) data, dexela_grab(), priv->width * priv->height * priv->num_bytes); + guchar* fullFrame = dexela_grab(); + apply_software_roi(fullFrame, priv->width, data, priv->roi_x, priv->roi_y, priv->roi_width, priv->roi_height); return TRUE; } @@ -361,12 +397,12 @@ static void uca_dexela_camera_class_init(UcaDexelaCameraClass *klass) for (guint i = 0; base_overrideables[i] != 0; i++) { g_object_class_override_property(gobject_class, base_overrideables[i], uca_camera_props[base_overrideables[i]]); } - dexela_properties[PROP_GAIN_MODE] = + dexela_properties[PROP_GAIN_MODE] = g_param_spec_uint("gain-mode", "High or Low Full Well", "High (1) or Low (0) Full Well", 0, 1, 0, G_PARAM_READWRITE); - dexela_properties[PROP_TEST_MODE] = + dexela_properties[PROP_TEST_MODE] = g_param_spec_boolean("test-mode", "Enable or disable test mode", "Enable (true) or disable (false) test mode", @@ -388,6 +424,10 @@ static void uca_dexela_camera_init(UcaDexelaCamera *self) priv->bits = dexela_get_bit_depth(); priv->width = dexela_get_width(); priv->height = dexela_get_height(); + priv->roi_x = 0; + priv->roi_y = 0; + priv->roi_width = priv->width; + priv->roi_height = priv->height; priv->num_bytes = 2; } -- cgit v1.2.3