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author | Matthias Vogelgesang <matthias.vogelgesang@gmail.com> | 2012-10-18 10:56:30 +0200 |
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committer | Matthias Vogelgesang <matthias.vogelgesang@gmail.com> | 2012-10-18 10:56:30 +0200 |
commit | a1ab005916ba3aa50923294c5be3da0ded16fbc0 (patch) | |
tree | b594deeda79c753fc3e7591dac4ad2712208ab8d | |
parent | de2e8e3191eae37b91f672a03e028a35c8863c9d (diff) | |
download | uca-a1ab005916ba3aa50923294c5be3da0ded16fbc0.tar.gz uca-a1ab005916ba3aa50923294c5be3da0ded16fbc0.tar.bz2 uca-a1ab005916ba3aa50923294c5be3da0ded16fbc0.tar.xz uca-a1ab005916ba3aa50923294c5be3da0ded16fbc0.zip |
Add download button and make dimax work
-rw-r--r-- | plugins/pco/uca-pco-camera.c | 3 | ||||
-rw-r--r-- | src/uca-camera.c | 5 | ||||
-rw-r--r-- | src/uca-camera.h | 3 | ||||
-rw-r--r-- | tools/gui/control.c | 48 | ||||
-rw-r--r-- | tools/gui/control.glade | 12 |
5 files changed, 65 insertions, 6 deletions
diff --git a/plugins/pco/uca-pco-camera.c b/plugins/pco/uca-pco-camera.c index 92f814e..d5f5593 100644 --- a/plugins/pco/uca-pco-camera.c +++ b/plugins/pco/uca-pco-camera.c @@ -554,7 +554,8 @@ uca_pco_camera_grab(UcaCamera *camera, gpointer *data, GError **error) if (is_readout) { if (priv->current_image == priv->num_recorded_images) { - *data = NULL; + g_set_error (error, UCA_CAMERA_ERROR, UCA_CAMERA_ERROR_END_OF_STREAM, + "End of data stream"); return; } diff --git a/src/uca-camera.c b/src/uca-camera.c index 8b08359..9210a05 100644 --- a/src/uca-camera.c +++ b/src/uca-camera.c @@ -47,6 +47,7 @@ G_DEFINE_TYPE(UcaCamera, uca_camera, G_TYPE_OBJECT) * @UCA_CAMERA_ERROR_NOT_RECORDING: Camera is not recording * @UCA_CAMERA_ERROR_NO_GRAB_FUNC: No grab callback was set * @UCA_CAMERA_ERROR_NOT_IMPLEMENTED: Virtual function is not implemented + * @UCA_CAMERA_ERROR_END_OF_STREAM: Data stream has ended. */ GQuark uca_camera_error_quark() { @@ -602,6 +603,10 @@ uca_camera_trigger (UcaCamera *camera, GError **error) * * You must have called uca_camera_start_recording() before, otherwise you will * get a #UCA_CAMERA_ERROR_NOT_RECORDING error. + * + * If *data is %NULL after returning from uca_camera_grab() and error is also + * %NULL, the data stream has ended. For example, with cameras that support + * in-camera memory, all frames have been transfered. */ void uca_camera_grab (UcaCamera *camera, gpointer *data, GError **error) diff --git a/src/uca-camera.h b/src/uca-camera.h index d84b5f2..ef3bf14 100644 --- a/src/uca-camera.h +++ b/src/uca-camera.h @@ -40,7 +40,8 @@ typedef enum { UCA_CAMERA_ERROR_RECORDING, UCA_CAMERA_ERROR_NOT_RECORDING, UCA_CAMERA_ERROR_NO_GRAB_FUNC, - UCA_CAMERA_ERROR_NOT_IMPLEMENTED + UCA_CAMERA_ERROR_NOT_IMPLEMENTED, + UCA_CAMERA_ERROR_END_OF_STREAM } UcaCameraError; typedef enum { diff --git a/tools/gui/control.c b/tools/gui/control.c index c9fd2f6..930c4d0 100644 --- a/tools/gui/control.c +++ b/tools/gui/control.c @@ -41,6 +41,7 @@ typedef struct { GtkWidget *start_button; GtkWidget *stop_button; GtkWidget *record_button; + GtkWidget *download_button; GtkComboBox *zoom_box; GtkWidget *histogram_view; @@ -52,6 +53,7 @@ typedef struct { gint display_width, display_height; gdouble zoom_factor; State state; + gboolean data_in_camram; gint timestamp; gint width, height; @@ -88,7 +90,7 @@ convert_grayscale_to_rgb (ThreadData *data, gpointer buffer) output[i++] = val; output[i++] = val; output[i++] = val; - } + } } } else if (data->pixel_size == 2) { @@ -103,7 +105,7 @@ convert_grayscale_to_rgb (ThreadData *data, gpointer buffer) output[i++] = val; output[i++] = val; output[i++] = val; - } + } } } } @@ -204,6 +206,8 @@ set_tool_button_state (ThreadData *data) data->state == RUNNING || data->state == RECORDING); gtk_widget_set_sensitive (data->record_button, data->state == IDLE); + gtk_widget_set_sensitive (data->download_button, + data->data_in_camram); gtk_widget_set_sensitive (GTK_WIDGET (data->zoom_box), data->state == IDLE); } @@ -254,12 +258,14 @@ on_stop_button_clicked (GtkWidget *widget, ThreadData *data) { GError *error = NULL; + g_object_get (data->camera, "has-camram-recording", &data->data_in_camram, NULL); data->state = IDLE; set_tool_button_state (data); uca_camera_stop_recording (data->camera, &error); if (error != NULL) g_printerr ("Failed to stop: %s\n", error->message); + } static void @@ -285,6 +291,38 @@ on_record_button_clicked (GtkWidget *widget, ThreadData *data) } static void +on_download_button_clicked (GtkWidget *widget, ThreadData *data) +{ + gpointer buffer; + GError *error = NULL; + + uca_camera_start_readout (data->camera, &error); + + if (error != NULL) { + g_printerr ("Failed to start read out of camera memory: %s\n", error->message); + return; + } + + ring_buffer_reset (data->buffer); + + while (error == NULL) { + buffer = ring_buffer_get_current_pointer (data->buffer); + uca_camera_grab (data->camera, &buffer, &error); + ring_buffer_proceed (data->buffer); + } + + if (error->code != UCA_CAMERA_ERROR_END_OF_STREAM) { + guint n_frames = ring_buffer_get_num_blocks (data->buffer); + + gtk_adjustment_set_upper (data->frame_slider, n_frames - 1); + gtk_adjustment_set_value (data->frame_slider, n_frames - 1); + } + else { + g_printerr ("Error while reading out frames: %s\n", error->message); + } +} + +static void on_histogram_changed (EggHistogramView *view, ThreadData *data) { if (data->state == IDLE) @@ -359,6 +397,7 @@ create_main_window (GtkBuilder *builder, const gchar* camera_name) td.start_button = GTK_WIDGET (gtk_builder_get_object (builder, "start-button")); td.stop_button = GTK_WIDGET (gtk_builder_get_object (builder, "stop-button")); td.record_button = GTK_WIDGET (gtk_builder_get_object (builder, "record-button")); + td.download_button = GTK_WIDGET (gtk_builder_get_object (builder, "download-button")); td.histogram_button = GTK_TOGGLE_BUTTON (gtk_builder_get_object (builder, "histogram-checkbutton")); td.frame_slider = GTK_ADJUSTMENT (gtk_builder_get_object (builder, "frames-adjustment")); @@ -368,8 +407,6 @@ create_main_window (GtkBuilder *builder, const gchar* camera_name) n_frames = mem_size * 1024 * 1024 / image_size; ring_buffer = ring_buffer_new (image_size, n_frames); - set_tool_button_state (&td); - egg_histogram_view_set_data (EGG_HISTOGRAM_VIEW (histogram_view), ring_buffer_get_current_pointer (ring_buffer), width * height, bits_per_sample, 256); @@ -392,8 +429,10 @@ create_main_window (GtkBuilder *builder, const gchar* camera_name) td.height = td.display_height = height; td.zoom_factor = 1.0; td.histogram_view = histogram_view; + td.data_in_camram = FALSE; update_pixbuf_dimensions (&td); + set_tool_button_state (&td); /* Hook up signals */ g_object_bind_property (gtk_builder_get_object (builder, "min-bin-value-adjustment"), "value", @@ -408,6 +447,7 @@ create_main_window (GtkBuilder *builder, const gchar* camera_name) g_signal_connect (td.start_button, "clicked", G_CALLBACK (on_start_button_clicked), &td); g_signal_connect (td.stop_button, "clicked", G_CALLBACK (on_stop_button_clicked), &td); g_signal_connect (td.record_button, "clicked", G_CALLBACK (on_record_button_clicked), &td); + g_signal_connect (td.download_button, "clicked", G_CALLBACK (on_download_button_clicked), &td); g_signal_connect (td.zoom_box, "changed", G_CALLBACK (on_zoom_changed), &td); g_signal_connect (histogram_view, "changed", G_CALLBACK (on_histogram_changed), &td); g_signal_connect (window, "destroy", G_CALLBACK (on_destroy), &td); diff --git a/tools/gui/control.glade b/tools/gui/control.glade index 37f8150..2d2aaac 100644 --- a/tools/gui/control.glade +++ b/tools/gui/control.glade @@ -152,6 +152,18 @@ <property name="homogeneous">True</property> </packing> </child> + <child> + <object class="GtkToolButton" id="download-button"> + <property name="visible">True</property> + <property name="label" translatable="yes">Download</property> + <property name="use_underline">True</property> + <property name="icon_name">network-receive</property> + </object> + <packing> + <property name="expand">False</property> + <property name="homogeneous">True</property> + </packing> + </child> </object> <packing> <property name="expand">False</property> |