diff options
Diffstat (limited to 'gst/camerabin/camerabinimage.c')
| -rw-r--r-- | gst/camerabin/camerabinimage.c | 777 |
1 files changed, 0 insertions, 777 deletions
diff --git a/gst/camerabin/camerabinimage.c b/gst/camerabin/camerabinimage.c deleted file mode 100644 index ab82b407..00000000 --- a/gst/camerabin/camerabinimage.c +++ /dev/null @@ -1,777 +0,0 @@ -/* - * GStreamer - * Copyright (C) 2008 Nokia Corporation <multimedia@maemo.org> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 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 - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -/** - * SECTION:camerabinimage - * @short_description: image capturing module of #GstCameraBin - * - * <refsect2> - * <para> - * - * The pipeline for this module is: - * - * <informalexample> - * <programlisting> - *----------------------------------------------------------------------------- - * - * -> [post proc] -> csp -> imageenc -> metadatamuxer -> filesink - * - *----------------------------------------------------------------------------- - * </programlisting> - * </informalexample> - * - * The image bin opens file for image writing in READY to PAUSED state change. - * The image bin closes the file in PAUSED to READY state change. - * - * </para> - * </refsect2> - */ - -/* - * includes - */ - -#include <gst/gst.h> - -#include "camerabinimage.h" -#include "camerabindebug.h" -#include "camerabingeneral.h" -#include "gstcamerabin-enum.h" - -#include "string.h" - -/* default internal element names */ - -#define DEFAULT_SINK "filesink" -#define DEFAULT_ENC "jpegenc" -#define DEFAULT_FORMATTER "jifmux" -#define DEFAULT_FLAGS GST_CAMERABIN_FLAG_IMAGE_COLOR_CONVERSION - -enum -{ - PROP_0, - PROP_FILENAME -}; - -static gboolean gst_camerabin_image_create_elements (GstCameraBinImage * img); -static void gst_camerabin_image_destroy_elements (GstCameraBinImage * img); - -static void gst_camerabin_image_dispose (GstCameraBinImage * sink); -static GstStateChangeReturn -gst_camerabin_image_change_state (GstElement * element, - GstStateChange transition); -static gboolean gst_camerabin_image_send_event (GstElement * element, - GstEvent * event); -static void gst_camerabin_image_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec); -static void gst_camerabin_image_get_property (GObject * object, guint prop_id, - GValue * value, GParamSpec * pspec); -static gboolean metadata_write_probe (GstPad * pad, GstBuffer * buffer, - gpointer u_data); -static gboolean prepare_element (GList ** result, - const gchar * default_element_name, GstElement * app_elem, - GstElement ** res_elem); - - -GST_BOILERPLATE (GstCameraBinImage, gst_camerabin_image, GstBin, GST_TYPE_BIN); - -static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink", - GST_PAD_SINK, - GST_PAD_ALWAYS, - GST_STATIC_CAPS_ANY); - -static void -gst_camerabin_image_base_init (gpointer klass) -{ - GstElementClass *eklass = GST_ELEMENT_CLASS (klass); - - gst_element_class_add_pad_template (eklass, - gst_static_pad_template_get (&sink_template)); - gst_element_class_set_details_simple (eklass, - "Image capture bin for camerabin", "Bin/Image", - "Process and store image data", - "Edgard Lima <edgard.lima@indt.org.br>, " - "Nokia Corporation <multimedia@maemo.org>"); -} - -static void -gst_camerabin_image_class_init (GstCameraBinImageClass * klass) -{ - GObjectClass *gobject_class; - GstElementClass *eklass = GST_ELEMENT_CLASS (klass); - - gobject_class = G_OBJECT_CLASS (klass); - gobject_class->dispose = - (GObjectFinalizeFunc) GST_DEBUG_FUNCPTR (gst_camerabin_image_dispose); - eklass->change_state = GST_DEBUG_FUNCPTR (gst_camerabin_image_change_state); - eklass->send_event = GST_DEBUG_FUNCPTR (gst_camerabin_image_send_event); - - gobject_class->set_property = - GST_DEBUG_FUNCPTR (gst_camerabin_image_set_property); - gobject_class->get_property = - GST_DEBUG_FUNCPTR (gst_camerabin_image_get_property); - - /** - * GstCameraBinImage:filename - * - * This property can be used to specify the filename of the image. - * - **/ - g_object_class_install_property (gobject_class, PROP_FILENAME, - g_param_spec_string ("filename", "Filename", - "Filename of the image to save", NULL, - G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); -} - -static void -gst_camerabin_image_init (GstCameraBinImage * img, - GstCameraBinImageClass * g_class) -{ - img->filename = g_string_new (""); - - img->post = NULL; - img->csp = NULL; - img->enc = NULL; - img->app_enc = NULL; - img->formatter = NULL; - img->app_formatter = NULL; - img->sink = NULL; - - /* Create src and sink ghost pads */ - img->sinkpad = gst_ghost_pad_new_no_target ("sink", GST_PAD_SINK); - gst_element_add_pad (GST_ELEMENT (img), img->sinkpad); - - img->flags = DEFAULT_FLAGS; -} - -static void -gst_camerabin_image_dispose (GstCameraBinImage * img) -{ - GST_DEBUG_OBJECT (img, "disposing"); - - g_string_free (img->filename, TRUE); - img->filename = NULL; - - if (img->elements) { - g_list_free (img->elements); - img->elements = NULL; - } - - if (img->sink) { - GST_LOG_OBJECT (img, "disposing %s with refcount %d", - GST_ELEMENT_NAME (img->sink), GST_OBJECT_REFCOUNT_VALUE (img->sink)); - gst_object_unref (img->sink); - img->sink = NULL; - } - - if (img->formatter) { - GST_LOG_OBJECT (img, "disposing %s with refcount %d", - GST_ELEMENT_NAME (img->formatter), - GST_OBJECT_REFCOUNT_VALUE (img->formatter)); - gst_object_unref (img->formatter); - img->formatter = NULL; - } - - if (img->app_formatter) { - gst_object_sink (img->app_formatter); - GST_LOG_OBJECT (img, "disposing %s with refcount %d", - GST_ELEMENT_NAME (img->app_formatter), - GST_OBJECT_REFCOUNT_VALUE (img->app_formatter)); - gst_object_unref (img->app_formatter); - img->app_formatter = NULL; - } - - if (img->enc) { - GST_LOG_OBJECT (img, "disposing %s with refcount %d", - GST_ELEMENT_NAME (img->enc), GST_OBJECT_REFCOUNT_VALUE (img->enc)); - gst_object_unref (img->enc); - img->enc = NULL; - } - - if (img->csp) { - GST_LOG_OBJECT (img, "disposing %s with refcount %d", - GST_ELEMENT_NAME (img->csp), GST_OBJECT_REFCOUNT_VALUE (img->csp)); - gst_object_unref (img->csp); - img->csp = NULL; - } - - /* Note: if imagebin was never set to READY state the - ownership of elements created by application were never - taken by bin and therefore gst_object_sink is called for - these elements (they may still be in floating state - and not unreffed properly without sinking first) - FIXME, something else is wrong if you have to sink here - */ - if (img->app_enc) { - //gst_object_ref_sink (img->app_enc); - GST_LOG_OBJECT (img, "disposing %s with refcount %d", - GST_ELEMENT_NAME (img->app_enc), - GST_OBJECT_REFCOUNT_VALUE (img->app_enc)); - gst_object_unref (img->app_enc); - img->app_enc = NULL; - } - - if (img->post) { - //gst_object_ref_sink (img->post); - GST_LOG_OBJECT (img, "disposing %s with refcount %d", - GST_ELEMENT_NAME (img->post), GST_OBJECT_REFCOUNT_VALUE (img->post)); - gst_object_unref (img->post); - img->post = NULL; - } - - G_OBJECT_CLASS (parent_class)->dispose ((GObject *) img); -} - -static GstStateChangeReturn -gst_camerabin_image_change_state (GstElement * element, - GstStateChange transition) -{ - GstStateChangeReturn ret = GST_STATE_CHANGE_SUCCESS; - GstCameraBinImage *img = GST_CAMERABIN_IMAGE (element); - - GST_DEBUG_OBJECT (element, "changing state: %s -> %s", - gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)), - gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition))); - - switch (transition) { - case GST_STATE_CHANGE_NULL_TO_READY: - if (!gst_camerabin_image_create_elements (img)) { - return GST_STATE_CHANGE_FAILURE; - } - /* Allow setting filename when image bin in READY state */ - gst_element_set_locked_state (img->sink, TRUE); - GST_INFO_OBJECT (img, "locking imagebin->sink state to %s", - gst_element_state_get_name (GST_STATE (img->sink))); - break; - case GST_STATE_CHANGE_READY_TO_PAUSED: - if (!g_str_equal (img->filename->str, "")) { - GST_INFO_OBJECT (img, "preparing image with filename: %s", - img->filename->str); - gst_element_set_locked_state (img->sink, FALSE); - } else { - GST_INFO_OBJECT (img, "keep sink locked, we have no filename yet"); - } - break; - case GST_STATE_CHANGE_PAUSED_TO_READY: - /* Set sink to NULL in order to write the file _now_ */ - GST_INFO_OBJECT (img, "write image with filename: %s", - img->filename->str); - gst_element_set_locked_state (img->sink, TRUE); - gst_element_set_state (img->sink, GST_STATE_NULL); - g_string_assign (img->filename, ""); - break; - default: - break; - } - - ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition); - - switch (transition) { - case GST_STATE_CHANGE_PAUSED_TO_PLAYING: - /* Write debug graph to file */ - GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (GST_ELEMENT_PARENT (img)), - GST_DEBUG_GRAPH_SHOW_MEDIA_TYPE | - GST_DEBUG_GRAPH_SHOW_NON_DEFAULT_PARAMS, "imagebin.playing"); - break; - case GST_STATE_CHANGE_READY_TO_NULL: - gst_camerabin_image_destroy_elements (img); - break; - default: - break; - } - - GST_DEBUG_OBJECT (element, "changed state: %s -> %s = %s", - gst_element_state_get_name (GST_STATE_TRANSITION_CURRENT (transition)), - gst_element_state_get_name (GST_STATE_TRANSITION_NEXT (transition)), - gst_element_state_change_return_get_name (ret)); - - return ret; -} - -gboolean -gst_camerabin_image_send_event (GstElement * element, GstEvent * event) -{ - GstCameraBinImage *bin = GST_CAMERABIN_IMAGE (element); - gboolean ret = FALSE; - - GST_INFO ("got %s event", GST_EVENT_TYPE_NAME (event)); - - if (GST_EVENT_IS_DOWNSTREAM (event)) { - ret = gst_pad_send_event (bin->sinkpad, event); - } else { - if (bin->sink) { - ret = gst_element_send_event (bin->sink, event); - } else { - GST_WARNING ("upstream event handling failed"); - } - } - - return ret; -} - -static void -gst_camerabin_image_set_property (GObject * object, guint prop_id, - const GValue * value, GParamSpec * pspec) -{ - GstCameraBinImage *bin = GST_CAMERABIN_IMAGE (object); - - switch (prop_id) { - case PROP_FILENAME: - g_string_assign (bin->filename, g_value_get_string (value)); - GST_INFO_OBJECT (bin, "received filename: '%s'", bin->filename->str); - if (bin->sink) { - if (!g_str_equal (bin->filename->str, "")) { - g_object_set (G_OBJECT (bin->sink), "location", bin->filename->str, - NULL); - gst_element_set_locked_state (bin->sink, FALSE); - gst_element_sync_state_with_parent (bin->sink); - } else { - GST_INFO_OBJECT (bin, "empty filename"); - } - } else { - GST_INFO_OBJECT (bin, "no sink, not setting name yet"); - } - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -gst_camerabin_image_get_property (GObject * object, guint prop_id, - GValue * value, GParamSpec * pspec) -{ - GstCameraBinImage *bin = GST_CAMERABIN_IMAGE (object); - - switch (prop_id) { - case PROP_FILENAME: - g_value_set_string (value, bin->filename->str); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -/* - * gst_camerabin_image_prepare_elements: - * @imagebin: a pointer to #GstCameraBinImage object - * - * This function creates an ordered list of elements configured for imagebin - * pipeline and creates the elements if necessary. It also stores pointers - * to created elements for re-using them. - * - * Image bin: - * img->sinkpad ! [ post process !] [ csp !] encoder ! metadata ! filesink - * - * Returns: %FALSE if there was error creating element, %TRUE otherwise - */ -gboolean -gst_camerabin_image_prepare_elements (GstCameraBinImage * imagebin) -{ - gboolean ret = FALSE; - GstPad *sinkpad = NULL; - - g_return_val_if_fail (imagebin != NULL, FALSE); - - GST_DEBUG_OBJECT (imagebin, "preparing image capture elements"); - - if (imagebin->elements != NULL) { - g_list_free (imagebin->elements); - imagebin->elements = NULL; - } - - /* Create file sink element */ - if (!prepare_element (&imagebin->elements, DEFAULT_SINK, NULL, - &imagebin->sink)) { - goto done; - } else { - g_object_set (G_OBJECT (imagebin->sink), "location", - imagebin->filename->str, "async", FALSE, "buffer-mode", 2, - /* non buffered io */ NULL); - } - - /* Create metadata muxer element */ - if (!prepare_element (&imagebin->elements, DEFAULT_FORMATTER, - imagebin->app_formatter, &imagebin->formatter)) { - goto done; - } else if (!imagebin->metadata_probe_id) { - /* Add probe for default XMP metadata writing */ - sinkpad = gst_element_get_static_pad (imagebin->formatter, "sink"); - imagebin->metadata_probe_id = - gst_pad_add_buffer_probe (sinkpad, G_CALLBACK (metadata_write_probe), - imagebin); - gst_object_unref (sinkpad); - } - - /* Create image encoder element */ - if (!prepare_element (&imagebin->elements, DEFAULT_ENC, imagebin->app_enc, - &imagebin->enc)) { - goto done; - } - - /* Create optional colorspace conversion element */ - if (imagebin->flags & GST_CAMERABIN_FLAG_IMAGE_COLOR_CONVERSION) { - if (!prepare_element (&imagebin->elements, "ffmpegcolorspace", NULL, - &imagebin->csp)) { - goto done; - } - } - - /* Add optional image post processing element */ - if (!prepare_element (&imagebin->elements, NULL, imagebin->post, - &imagebin->post)) { - goto done; - } - - ret = TRUE; - -done: - GST_DEBUG_OBJECT (imagebin, "preparing finished %s", ret ? "OK" : "NOK"); - return ret; -} - - -/* - * static helper functions implementation - */ - -/* - * metadata_write_probe: - * @pad: sink pad of metadata muxer - * @buffer: received buffer - * @u_data: image bin object - * - * Buffer probe that sets Xmp.dc.type and Xmp.dc.format tags - * to metadata muxer based on preceding element src pad caps. - * - * Returns: TRUE always - */ -static gboolean -metadata_write_probe (GstPad * pad, GstBuffer * buffer, gpointer u_data) -{ - /* Add XMP tags */ - GstCameraBinImage *img = NULL; - GstTagSetter *setter = NULL; - GstPad *srcpad = NULL; - GstCaps *caps = NULL; - GstStructure *st = NULL; - - img = GST_CAMERABIN_IMAGE (u_data); - - g_return_val_if_fail (img != NULL, TRUE); - - if (GST_IS_TAG_SETTER (img->formatter)) { - setter = GST_TAG_SETTER (img->formatter); - } - - if (!setter) { - GST_WARNING_OBJECT (img, "setting tags failed"); - goto done; - } - - /* Xmp.dc.type tag */ - gst_tag_setter_add_tags (setter, GST_TAG_MERGE_REPLACE, - GST_TAG_CODEC, "Image", NULL); - /* Xmp.dc.format tag */ - if (img->enc) { - srcpad = gst_element_get_static_pad (img->enc, "src"); - } - GST_LOG_OBJECT (img, "srcpad:%" GST_PTR_FORMAT, srcpad); - if (srcpad) { - caps = gst_pad_get_negotiated_caps (srcpad); - GST_LOG_OBJECT (img, "caps:%" GST_PTR_FORMAT, caps); - if (caps) { - /* If there are many structures, we can't know which one to use */ - if (gst_caps_get_size (caps) != 1) { - GST_WARNING_OBJECT (img, "can't decide structure for format tag"); - goto done; - } - st = gst_caps_get_structure (caps, 0); - if (st) { - GST_DEBUG_OBJECT (img, "Xmp.dc.format:%s", gst_structure_get_name (st)); - gst_tag_setter_add_tags (setter, GST_TAG_MERGE_REPLACE, - GST_TAG_VIDEO_CODEC, gst_structure_get_name (st), NULL); - } - } - } -done: - if (caps) - gst_caps_unref (caps); - if (srcpad) - gst_object_unref (srcpad); - - return TRUE; -} - -/* - * prepare_element: - * @result: result list address - * @default_element_name: name of default element to be created - * @app_elem: pointer to application set element - * @res_elem: pointer to current element to be replaced if needed - * - * This function chooses given image capture element or creates a new one and - * and prepends it to @result list. - * - * Returns: %FALSE if there was error creating new element, %TRUE otherwise - */ -static gboolean -prepare_element (GList ** result, const gchar * default_element_name, - GstElement * app_elem, GstElement ** res_elem) -{ - GstElement *elem = NULL; - gboolean ret = TRUE; - - if (app_elem) { - /* Prefer application set element */ - elem = app_elem; - } else if (*res_elem) { - /* Use existing element if any */ - elem = *res_elem; - } else if (default_element_name) { - /* Create new element */ - if (!(elem = gst_element_factory_make (default_element_name, NULL))) { - GST_WARNING ("creating %s failed", default_element_name); - ret = FALSE; - } - } - - if (*res_elem != elem) { - /* Keep reference and store pointer to chosen element, which can be re-used - until imagebin is disposed or new image capture element is chosen. */ - gst_object_replace ((GstObject **) res_elem, (GstObject *) elem); - } - if (elem) { - *result = g_list_prepend (*result, elem); - } - - return ret; -} - -/* - * gst_camerabin_image_link_first_element: - * @img: a pointer to #GstCameraBinImage object - * @elem: first element to be linked on imagebin - * - * Adds given element to imagebin and links it to imagebin's ghost sink pad. - * - * Returns: %TRUE if adding and linking succeeded, %FALSE otherwise - */ -static gboolean -gst_camerabin_image_link_first_element (GstCameraBinImage * imagebin, - GstElement * elem) -{ - GstPad *first_sinkpad = NULL; - gboolean ret = FALSE; - - g_return_val_if_fail (imagebin != NULL, FALSE); - /* Link given element to imagebin ghost sink pad */ - if (gst_bin_add (GST_BIN (imagebin), elem)) { - first_sinkpad = gst_element_get_static_pad (elem, "sink"); - if (first_sinkpad) { - if (gst_ghost_pad_set_target (GST_GHOST_PAD (imagebin->sinkpad), - first_sinkpad)) { - ret = TRUE; - } else { - GST_WARNING ("linking first element failed"); - } - gst_object_unref (first_sinkpad); - } else { - GST_WARNING ("no sink pad in first element"); - } - } else { - GST_WARNING ("adding element failed"); - } - return ret; -} - -/* - * gst_camerabin_image_link_elements: - * @imagebin: a pointer to #GstCameraBinImage object - * - * Link elements configured to imagebin elements list. - * - * Returns %TRUE if linking succeeded, %FALSE otherwise. - */ -static gboolean -gst_camerabin_image_link_elements (GstCameraBinImage * imagebin) -{ - GList *prev = NULL; - GList *next = NULL; - gboolean ret = FALSE; - - GST_DEBUG_OBJECT (imagebin, "linking image elements"); - - if (!imagebin->elements) { - GST_WARNING ("no elements to link"); - goto done; - } - - /* Link the elements in list */ - prev = imagebin->elements; - next = g_list_next (imagebin->elements); - for (; next != NULL; next = g_list_next (next)) { - /* Link first element in list to imagebin ghost sink pad */ - if (prev == imagebin->elements - && !gst_camerabin_image_link_first_element (imagebin, - GST_ELEMENT (prev->data))) { - goto done; - } - if (!gst_bin_add (GST_BIN (imagebin), GST_ELEMENT (next->data))) { - GST_WARNING_OBJECT (imagebin, "adding element failed"); - goto done; - } - GST_LOG_OBJECT (imagebin, "linking %s - %s", - GST_ELEMENT_NAME (GST_ELEMENT (prev->data)), - GST_ELEMENT_NAME (GST_ELEMENT (next->data))); - if (!gst_element_link (GST_ELEMENT (prev->data), GST_ELEMENT (next->data))) { - GST_WARNING_OBJECT (imagebin, "linking element failed"); - goto done; - } - - prev = next; - } - - ret = TRUE; - -done: - - if (!ret) { - gst_camerabin_remove_elements_from_bin (GST_BIN (imagebin)); - } - - GST_DEBUG_OBJECT (imagebin, "linking finished %s", ret ? "OK" : "NOK"); - - return ret; -} - -/* - * gst_camerabin_image_create_elements: - * @img: a pointer to #GstCameraBinImage object - * - * This function creates needed elements, adds them to - * imagebin and links them. - * - * Returns %TRUE if success, %FALSE otherwise. - */ -static gboolean -gst_camerabin_image_create_elements (GstCameraBinImage * img) -{ - gboolean ret = FALSE; - g_return_val_if_fail (img != NULL, FALSE); - - if (gst_camerabin_image_prepare_elements (img)) { - ret = gst_camerabin_image_link_elements (img); - } - - return ret; -} - -/* - * gst_camerabin_image_destroy_elements: - * @img: a pointer to #GstCameraBinImage object - * - * This function releases resources allocated in - * gst_camerabin_image_create_elements. - * - */ -static void -gst_camerabin_image_destroy_elements (GstCameraBinImage * img) -{ - GST_LOG ("destroying image elements"); - - gst_ghost_pad_set_target (GST_GHOST_PAD (img->sinkpad), NULL); - - gst_camerabin_remove_elements_from_bin (GST_BIN (img)); -} - -void -gst_camerabin_image_set_encoder (GstCameraBinImage * img, GstElement * encoder) -{ - GST_DEBUG ("setting image encoder %" GST_PTR_FORMAT, encoder); - if (img->app_enc) - gst_object_unref (img->app_enc); - if (encoder) - gst_object_ref (encoder); - - img->app_enc = encoder; -} - -void -gst_camerabin_image_set_postproc (GstCameraBinImage * img, - GstElement * postproc) -{ - GST_DEBUG ("setting image postprocessing element %" GST_PTR_FORMAT, postproc); - if (img->post) - gst_object_unref (img->post); - if (postproc) - gst_object_ref (postproc); - - img->post = postproc; -} - -void -gst_camerabin_image_set_formatter (GstCameraBinImage * img, - GstElement * formatter) -{ - GstElement **app_formatter; - GST_DEBUG ("setting image formatter %" GST_PTR_FORMAT, formatter); - - app_formatter = &img->app_formatter; - GST_OBJECT_LOCK (img); - gst_object_replace ((GstObject **) app_formatter, GST_OBJECT (formatter)); - GST_OBJECT_UNLOCK (img); -} - -void -gst_camerabin_image_set_flags (GstCameraBinImage * img, GstCameraBinFlags flags) -{ - GST_DEBUG_OBJECT (img, "setting image flags: %d", flags); - img->flags = flags; -} - -GstElement * -gst_camerabin_image_get_encoder (GstCameraBinImage * img) -{ - GstElement *enc; - - if (img->app_enc) { - enc = img->app_enc; - } else { - enc = img->enc; - } - - return enc; -} - -GstElement * -gst_camerabin_image_get_formatter (GstCameraBinImage * img) -{ - /* Prefer formatter that is currently in use */ - return img->formatter ? img->formatter : img->app_formatter; -} - -GstElement * -gst_camerabin_image_get_postproc (GstCameraBinImage * img) -{ - return img->post; -} |