add aptinasrc, a source element for Aptina Imaging (ON) cameras
This commit is contained in:
Joshua M. Doe
parent
6a4f3fe058
commit
4f326fce02
@ -64,6 +64,9 @@ macro_log_feature(FREEIMAGE_FOUND "FreeImage" "Required to build FreeImage plugi
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find_package(OpenCV)
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find_package(OpenCV)
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macro_log_feature(OPENCV_FOUND "OpenCV" "Required to build sensorfx plugin" "http://opencv.willowgarage.com/" FALSE)
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macro_log_feature(OPENCV_FOUND "OpenCV" "Required to build sensorfx plugin" "http://opencv.willowgarage.com/" FALSE)
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find_package(Aptina)
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macro_log_feature(APTINA_FOUND "Aptina" "Required to build aptinasrc source element" "http://www.onsemi.com/" FALSE)
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find_package(EDT)
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find_package(EDT)
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macro_log_feature(EDT_FOUND "EDT" "Required to build EDT PDV source element" "http://www.edt.com/" FALSE)
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macro_log_feature(EDT_FOUND "EDT" "Required to build EDT PDV source element" "http://www.edt.com/" FALSE)
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34
cmake/modules/FindAptina.cmake
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34
cmake/modules/FindAptina.cmake
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@ -0,0 +1,34 @@
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# - Try to find Aptina SDK
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# Once done this will define
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#
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# APTINA_FOUND - system has Aptina SDK
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# APTINA_INCLUDE_DIR - the Aptina SDK include directory
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# APTINA_LIBRARIES - the libraries needed to use Aptina SDK
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# Copyright (c) 2006, Tim Beaulen <tbscope@gmail.com>
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# Copyright (c) 2017 outside US, United States Government, Joshua M. Doe <oss@nvl.army.mil>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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if (NOT APTINA_DIR)
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set (APTINA_DIR "C:/Aptina Imaging" CACHE PATH "Directory containing Aptina SDK includes and libraries")
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endif ()
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if (CMAKE_SIZEOF_VOID_P MATCHES "8")
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set(_LIB_NAME "apbase_64")
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else ()
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set(_LIB_NAME "apbase")
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endif ()
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find_path (APTINA_INCLUDE_DIR apbase.h
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PATHS
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"${APTINA_DIR}/include"
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DOC "Directory containing Aptina include files")
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find_library (APTINA_LIBRARIES NAMES ${_LIB_NAME}
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PATHS
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"${APTINA_DIR}/lib")
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include (FindPackageHandleStandardArgs)
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find_package_handle_standard_args (APTINA DEFAULT_MSG APTINA_INCLUDE_DIR APTINA_LIBRARIES)
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@ -1,3 +1,7 @@
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if (APTINA_FOUND)
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add_subdirectory(aptina)
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endif (APTINA_FOUND)
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if (BITFLOW_FOUND)
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if (BITFLOW_FOUND)
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add_subdirectory(bitflow)
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add_subdirectory(bitflow)
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endif (BITFLOW_FOUND)
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endif (BITFLOW_FOUND)
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31
sys/aptina/CMakeLists.txt
Normal file
31
sys/aptina/CMakeLists.txt
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@ -0,0 +1,31 @@
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add_definitions(-DHAVE_ORC=TRUE)
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set (SOURCES
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gstaptinasrc.c)
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set (HEADERS
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gstaptinasrc.h)
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include_directories (AFTER
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${ORC_INCLUDE_DIR}
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${APTINA_INCLUDE_DIR})
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set (libname libgstaptina)
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add_library (${libname} MODULE
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${SOURCES}
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${HEADERS})
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target_link_libraries (${libname}
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${ORC_LIBRARIES}
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${GLIB2_LIBRARIES}
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${GOBJECT_LIBRARIES}
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${GSTREAMER_LIBRARY}
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${GSTREAMER_BASE_LIBRARY}
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${GSTREAMER_VIDEO_LIBRARY}
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${APTINA_LIBRARIES})
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set (pdbfile "${CMAKE_CURRENT_BINARY_DIR}/\${CMAKE_INSTALL_CONFIG_NAME}/${libname}.pdb")
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install (FILES ${pdbfile} DESTINATION lib/gstreamer-1.0 COMPONENT pdb)
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install(TARGETS ${libname}
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LIBRARY DESTINATION lib/gstreamer-1.0)
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555
sys/aptina/gstaptinasrc.c
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555
sys/aptina/gstaptinasrc.c
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/* GStreamer
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* Copyright (C) 2011 FIXME <fixme@example.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Suite 500,
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* Boston, MA 02110-1335, USA.
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*/
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/**
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* SECTION:element-gstaptinasrc
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*
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* The aptinasrc element is a source for Aptina dev kits.
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*
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* <refsect2>
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* <title>Example launch line</title>
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* |[
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* gst-launch -v aptinasrc ! videoconvert ! autovideosink
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* ]|
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* Shows video from the default Aptina dev kit
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* </refsect2>
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include <gst/base/gstpushsrc.h>
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#include <gst/video/video.h>
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#ifdef HAVE_ORC
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#include <orc/orc.h>
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#else
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#define orc_memcpy memcpy
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#endif
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#include "gstaptinasrc.h"
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GST_DEBUG_CATEGORY_STATIC (gst_aptinasrc_debug);
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#define GST_CAT_DEFAULT gst_aptinasrc_debug
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/* prototypes */
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static void gst_aptinasrc_set_property (GObject * object,
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guint property_id, const GValue * value, GParamSpec * pspec);
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static void gst_aptinasrc_get_property (GObject * object,
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guint property_id, GValue * value, GParamSpec * pspec);
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static void gst_aptinasrc_dispose (GObject * object);
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static void gst_aptinasrc_finalize (GObject * object);
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static gboolean gst_aptinasrc_start (GstBaseSrc * src);
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static gboolean gst_aptinasrc_stop (GstBaseSrc * src);
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static GstCaps *gst_aptinasrc_get_caps (GstBaseSrc * src, GstCaps * filter);
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static gboolean gst_aptinasrc_set_caps (GstBaseSrc * src, GstCaps * caps);
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static gboolean gst_aptinasrc_unlock (GstBaseSrc * src);
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static gboolean gst_aptinasrc_unlock_stop (GstBaseSrc * src);
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static GstFlowReturn gst_aptinasrc_create (GstPushSrc * src, GstBuffer ** buf);
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enum
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{
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PROP_0,
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PROP_DEVICE_INDEX,
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PROP_CONFIG_FILE,
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PROP_CONFIG_PRESET,
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};
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#define DEFAULT_PROP_DEVICE_INDEX 0
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#define DEFAULT_PROP_CONFIG_FILE ""
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#define DEFAULT_PROP_CONFIG_PRESET ""
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/* pad templates */
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static GstStaticPadTemplate gst_aptinasrc_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("{ BGRx }"))
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);
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/* class initialization */
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G_DEFINE_TYPE (GstAptinaSrc, gst_aptinasrc, GST_TYPE_PUSH_SRC);
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static void
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gst_aptinasrc_class_init (GstAptinaSrcClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
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GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
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GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
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gobject_class->set_property = gst_aptinasrc_set_property;
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gobject_class->get_property = gst_aptinasrc_get_property;
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gobject_class->dispose = gst_aptinasrc_dispose;
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gobject_class->finalize = gst_aptinasrc_finalize;
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_aptinasrc_src_template));
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gst_element_class_set_static_metadata (gstelement_class,
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"Aptina Video Source", "Source/Video",
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"Aptina Imaging video source", "Joshua M. Doe <oss@nvl.army.mil>");
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gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_aptinasrc_start);
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gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_aptinasrc_stop);
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gstbasesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_aptinasrc_get_caps);
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//gstbasesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_aptinasrc_set_caps);
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gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_aptinasrc_unlock);
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gstbasesrc_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_aptinasrc_unlock_stop);
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gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_aptinasrc_create);
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/* Install GObject properties */
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g_object_class_install_property (gobject_class, PROP_DEVICE_INDEX,
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g_param_spec_int ("device", "Device index",
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"Device index", 0, 254, DEFAULT_PROP_DEVICE_INDEX,
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(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
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g_object_class_install_property (gobject_class, PROP_CONFIG_FILE,
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g_param_spec_string ("config-file", "Config file",
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"Filepath of the INI file",
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DEFAULT_PROP_CONFIG_FILE,
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(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
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GST_PARAM_MUTABLE_READY)));
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g_object_class_install_property (gobject_class, PROP_CONFIG_PRESET,
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g_param_spec_string ("config-preset", "Config preset",
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"Name of the preset in the INI file to run",
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DEFAULT_PROP_CONFIG_PRESET,
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(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
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GST_PARAM_MUTABLE_READY)));
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}
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static void
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gst_aptinasrc_reset (GstAptinaSrc * src)
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{
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src->framesize = 0;
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src->is_started = FALSE;
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src->last_frame_count = 0;
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src->total_dropped_frames = 0;
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if (src->caps) {
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gst_caps_unref (src->caps);
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src->caps = NULL;
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}
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if (src->buffer) {
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g_free (src->buffer);
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src->buffer = NULL;
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}
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}
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static void
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gst_aptinasrc_init (GstAptinaSrc * src)
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{
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/* set source as live (no preroll) */
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gst_base_src_set_live (GST_BASE_SRC (src), TRUE);
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/* override default of BYTES to operate in time mode */
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gst_base_src_set_format (GST_BASE_SRC (src), GST_FORMAT_TIME);
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/* initialize member variables */
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src->camera_index = DEFAULT_PROP_DEVICE_INDEX;
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src->config_file = g_strdup (DEFAULT_PROP_CONFIG_FILE);
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src->config_preset = g_strdup (DEFAULT_PROP_CONFIG_PRESET);
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src->apbase = NULL;
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src->stop_requested = FALSE;
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src->caps = NULL;
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src->buffer = NULL;
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gst_aptinasrc_reset (src);
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}
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void
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gst_aptinasrc_set_property (GObject * object, guint property_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstAptinaSrc *src;
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src = GST_APTINA_SRC (object);
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switch (property_id) {
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case PROP_DEVICE_INDEX:
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src->camera_index = g_value_get_int (value);
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break;
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case PROP_CONFIG_FILE:
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g_free (src->config_file);
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src->config_file = g_strdup (g_value_get_string (value));
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break;
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case PROP_CONFIG_PRESET:
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g_free (src->config_preset);
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src->config_preset = g_strdup (g_value_get_string (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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void
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gst_aptinasrc_get_property (GObject * object, guint property_id,
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GValue * value, GParamSpec * pspec)
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{
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GstAptinaSrc *src;
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g_return_if_fail (GST_IS_APTINA_SRC (object));
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src = GST_APTINA_SRC (object);
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switch (property_id) {
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case PROP_DEVICE_INDEX:
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g_value_set_int (value, src->camera_index);
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break;
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case PROP_CONFIG_FILE:
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g_value_set_string (value, src->config_file);
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break;
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case PROP_CONFIG_PRESET:
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g_value_set_string (value, src->config_preset);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
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break;
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}
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}
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void
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gst_aptinasrc_dispose (GObject * object)
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{
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GstAptinaSrc *src;
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g_return_if_fail (GST_IS_APTINA_SRC (object));
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src = GST_APTINA_SRC (object);
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/* clean up as possible. may be called multiple times */
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G_OBJECT_CLASS (gst_aptinasrc_parent_class)->dispose (object);
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}
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void
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gst_aptinasrc_finalize (GObject * object)
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{
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GstAptinaSrc *src;
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g_return_if_fail (GST_IS_APTINA_SRC (object));
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src = GST_APTINA_SRC (object);
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/* clean up object here */
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g_free (src->config_file);
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g_free (src->config_preset);
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if (src->caps) {
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gst_caps_unref (src->caps);
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src->caps = NULL;
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}
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G_OBJECT_CLASS (gst_aptinasrc_parent_class)->finalize (object);
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}
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ap_s32
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||||||
|
handle_error_message (void *pContext, const char *szMessage,
|
||||||
|
unsigned int mbType)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (pContext);
|
||||||
|
GST_DEBUG_OBJECT (src, "ApBase error: %s", szMessage);
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_aptinasrc_calculate_caps (GstAptinaSrc * src)
|
||||||
|
{
|
||||||
|
ap_u32 ret;
|
||||||
|
ap_u32 rgb_width = 0, rgb_height = 0, rgb_depth = 0;
|
||||||
|
guint8 *unpacked;
|
||||||
|
GstVideoInfo vinfo;
|
||||||
|
char image_type[64];
|
||||||
|
gint framesize;
|
||||||
|
|
||||||
|
framesize = ap_GrabFrame (src->apbase, NULL, 0);
|
||||||
|
if (framesize != src->framesize) {
|
||||||
|
src->framesize = framesize;
|
||||||
|
if (src->buffer) {
|
||||||
|
g_free (src->buffer);
|
||||||
|
}
|
||||||
|
src->buffer = (guint8 *) g_malloc (src->framesize);
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = ap_GrabFrame (src->apbase, src->buffer, src->framesize);
|
||||||
|
if (ret == 0) {
|
||||||
|
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
|
||||||
|
("Grabbing failed with error %d", ap_GetLastError ()), (NULL));
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
ap_GetImageFormat (src->apbase, NULL, NULL, image_type, sizeof (image_type));
|
||||||
|
GST_DEBUG_OBJECT (src, "Image type is '%s', but will be converted to BGRx",
|
||||||
|
image_type);
|
||||||
|
|
||||||
|
unpacked =
|
||||||
|
ap_ColorPipe (src->apbase, src->buffer, src->framesize, &rgb_width,
|
||||||
|
&rgb_height, &rgb_depth);
|
||||||
|
if (rgb_depth != 32) {
|
||||||
|
GST_ELEMENT_ERROR (src, STREAM, WRONG_TYPE,
|
||||||
|
("Depth is %d, but only 32-bit supported currently.", rgb_depth),
|
||||||
|
(NULL));
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
gst_video_info_init (&vinfo);
|
||||||
|
gst_video_info_set_format (&vinfo, GST_VIDEO_FORMAT_BGRx, rgb_width,
|
||||||
|
rgb_height);
|
||||||
|
if (src->caps) {
|
||||||
|
gst_caps_unref (src->caps);
|
||||||
|
}
|
||||||
|
src->caps = gst_video_info_to_caps (&vinfo);
|
||||||
|
gst_base_src_set_caps (GST_BASE_SRC (src), src->caps);
|
||||||
|
GST_DEBUG_OBJECT (src, "Created caps %" GST_PTR_FORMAT, src->caps);
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_aptinasrc_start (GstBaseSrc * bsrc)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (bsrc);
|
||||||
|
ap_s32 ret;
|
||||||
|
gchar *ini_file, *preset;
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (src, "start");
|
||||||
|
|
||||||
|
//src->apbase = ap_CreateFromImageFile("C:\\temp\\1.jpg");
|
||||||
|
src->apbase = ap_Create (src->camera_index);
|
||||||
|
if (!src->apbase) {
|
||||||
|
GST_ELEMENT_ERROR (src, RESOURCE, NOT_FOUND,
|
||||||
|
("Failed to open camera"), (NULL));
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
ap_SetCallback_ErrorMessage (src->apbase, handle_error_message, src);
|
||||||
|
|
||||||
|
//ap_SetState(src->apbase, "Sensor Reset", 1);
|
||||||
|
//g_usleep(1000000);
|
||||||
|
//ap_SetState(src->apbase, "Sensor Reset", 0);
|
||||||
|
//g_usleep(1000000);
|
||||||
|
|
||||||
|
if (!src->config_file || strlen (src->config_file) == 0) {
|
||||||
|
ini_file = NULL;
|
||||||
|
} else {
|
||||||
|
if (!g_file_test (src->config_file, G_FILE_TEST_EXISTS)) {
|
||||||
|
GST_ELEMENT_ERROR (src, RESOURCE, NOT_FOUND,
|
||||||
|
("Camera file does not exist: %s", src->config_file), (NULL));
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
ini_file = g_strdup (src->config_file);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!src->config_preset || strlen (src->config_preset) == 0) {
|
||||||
|
preset = NULL;
|
||||||
|
} else {
|
||||||
|
preset = g_strdup (src->config_preset);
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = ap_LoadIniPreset (src->apbase, ini_file, preset);
|
||||||
|
g_free (ini_file);
|
||||||
|
g_free (preset);
|
||||||
|
|
||||||
|
if (ret != AP_INI_SUCCESS) {
|
||||||
|
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
|
||||||
|
("Failed to load INI preset"), (NULL));
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
//ap_CheckSensorState(src->apbase, 0);
|
||||||
|
|
||||||
|
if (!gst_aptinasrc_calculate_caps (src)) {
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_aptinasrc_stop (GstBaseSrc * bsrc)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (bsrc);
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (src, "stop");
|
||||||
|
|
||||||
|
ap_Destroy (src->apbase);
|
||||||
|
ap_Finalize ();
|
||||||
|
|
||||||
|
gst_aptinasrc_reset (src);
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static GstCaps *
|
||||||
|
gst_aptinasrc_get_caps (GstBaseSrc * bsrc, GstCaps * filter)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (bsrc);
|
||||||
|
GstCaps *caps;
|
||||||
|
|
||||||
|
if (src->caps) {
|
||||||
|
caps = gst_caps_copy (src->caps);
|
||||||
|
} else {
|
||||||
|
caps = gst_pad_get_pad_template_caps (GST_BASE_SRC_PAD (src));
|
||||||
|
}
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (src, "The caps before filtering are %" GST_PTR_FORMAT,
|
||||||
|
caps);
|
||||||
|
|
||||||
|
if (filter && caps) {
|
||||||
|
GstCaps *tmp = gst_caps_intersect (caps, filter);
|
||||||
|
gst_caps_unref (caps);
|
||||||
|
caps = tmp;
|
||||||
|
}
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (src, "The caps after filtering are %" GST_PTR_FORMAT, caps);
|
||||||
|
|
||||||
|
return caps;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_aptinasrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (bsrc);
|
||||||
|
GstVideoInfo vinfo;
|
||||||
|
GstStructure *s = gst_caps_get_structure (caps, 0);
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (src, "The caps being set are %" GST_PTR_FORMAT, caps);
|
||||||
|
|
||||||
|
gst_video_info_from_caps (&vinfo, caps);
|
||||||
|
|
||||||
|
if (GST_VIDEO_INFO_FORMAT (&vinfo) == GST_VIDEO_FORMAT_UNKNOWN) {
|
||||||
|
goto unsupported_caps;
|
||||||
|
}
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
|
||||||
|
unsupported_caps:
|
||||||
|
GST_ERROR_OBJECT (src, "Unsupported caps: %" GST_PTR_FORMAT, caps);
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_aptinasrc_unlock (GstBaseSrc * bsrc)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (bsrc);
|
||||||
|
|
||||||
|
GST_LOG_OBJECT (src, "unlock");
|
||||||
|
|
||||||
|
src->stop_requested = TRUE;
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_aptinasrc_unlock_stop (GstBaseSrc * bsrc)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (bsrc);
|
||||||
|
|
||||||
|
GST_LOG_OBJECT (src, "unlock_stop");
|
||||||
|
|
||||||
|
src->stop_requested = FALSE;
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static GstFlowReturn
|
||||||
|
gst_aptinasrc_create (GstPushSrc * psrc, GstBuffer ** buf)
|
||||||
|
{
|
||||||
|
GstAptinaSrc *src = GST_APTINA_SRC (psrc);
|
||||||
|
ap_s32 ret;
|
||||||
|
GstMapInfo minfo;
|
||||||
|
GstClock *clock;
|
||||||
|
GstClockTime clock_time;
|
||||||
|
char *pBuffer = NULL;
|
||||||
|
static int temp_ugly_buf_index = 0;
|
||||||
|
guint8 *unpacked;
|
||||||
|
ap_u32 rgb_width = 0, rgb_height = 0, rgb_depth = 0;
|
||||||
|
|
||||||
|
GST_LOG_OBJECT (src, "create");
|
||||||
|
|
||||||
|
if (!src->is_started) {
|
||||||
|
/* TODO: check timestamps on buffers vs start time */
|
||||||
|
src->acq_start_time =
|
||||||
|
gst_clock_get_time (gst_element_get_clock (GST_ELEMENT (src)));
|
||||||
|
|
||||||
|
src->is_started = TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = ap_GrabFrame (src->apbase, src->buffer, src->framesize);
|
||||||
|
if (ret == 0) {
|
||||||
|
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
|
||||||
|
("Grabbing failed with error %d", ap_GetLastError ()), (NULL));
|
||||||
|
return GST_FLOW_ERROR;
|
||||||
|
}
|
||||||
|
|
||||||
|
unpacked =
|
||||||
|
ap_ColorPipe (src->apbase, src->buffer, src->framesize, &rgb_width,
|
||||||
|
&rgb_height, &rgb_depth);
|
||||||
|
|
||||||
|
clock = gst_element_get_clock (GST_ELEMENT (src));
|
||||||
|
clock_time = gst_clock_get_time (clock);
|
||||||
|
gst_object_unref (clock);
|
||||||
|
|
||||||
|
/* TODO: use allocator or use from pool */
|
||||||
|
*buf = gst_buffer_new_and_alloc (rgb_width * rgb_height * rgb_depth / 8);
|
||||||
|
gst_buffer_map (*buf, &minfo, GST_MAP_WRITE);
|
||||||
|
orc_memcpy (minfo.data, unpacked, minfo.size);
|
||||||
|
gst_buffer_unmap (*buf, &minfo);
|
||||||
|
|
||||||
|
GST_BUFFER_TIMESTAMP (*buf) =
|
||||||
|
GST_CLOCK_DIFF (gst_element_get_base_time (GST_ELEMENT (src)),
|
||||||
|
clock_time);
|
||||||
|
GST_BUFFER_OFFSET (*buf) = temp_ugly_buf_index++;
|
||||||
|
|
||||||
|
if (src->stop_requested) {
|
||||||
|
if (*buf != NULL) {
|
||||||
|
gst_buffer_unref (*buf);
|
||||||
|
*buf = NULL;
|
||||||
|
}
|
||||||
|
return GST_FLOW_FLUSHING;
|
||||||
|
}
|
||||||
|
|
||||||
|
return GST_FLOW_OK;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
plugin_init (GstPlugin * plugin)
|
||||||
|
{
|
||||||
|
GST_DEBUG_CATEGORY_INIT (gst_aptinasrc_debug, "aptinasrc", 0,
|
||||||
|
"debug category for aptinasrc element");
|
||||||
|
gst_element_register (plugin, "aptinasrc", GST_RANK_NONE,
|
||||||
|
gst_aptinasrc_get_type ());
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
||||||
|
GST_VERSION_MINOR,
|
||||||
|
aptina,
|
||||||
|
"Aptina camera source",
|
||||||
|
plugin_init, GST_PACKAGE_VERSION, GST_PACKAGE_LICENSE, GST_PACKAGE_NAME,
|
||||||
|
GST_PACKAGE_ORIGIN)
|
||||||
70
sys/aptina/gstaptinasrc.h
Normal file
70
sys/aptina/gstaptinasrc.h
Normal file
@ -0,0 +1,70 @@
|
|||||||
|
/* GStreamer
|
||||||
|
* Copyright (C) 2011 FIXME <fixme@example.com>
|
||||||
|
*
|
||||||
|
* 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.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef _GST_APTINA_SRC_H_
|
||||||
|
#define _GST_APTINA_SRC_H_
|
||||||
|
|
||||||
|
#include <gst/base/gstpushsrc.h>
|
||||||
|
|
||||||
|
#include "apbase.h"
|
||||||
|
|
||||||
|
G_BEGIN_DECLS
|
||||||
|
|
||||||
|
#define GST_TYPE_APTINA_SRC (gst_aptinasrc_get_type())
|
||||||
|
#define GST_APTINA_SRC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_APTINA_SRC,GstAptinaSrc))
|
||||||
|
#define GST_APTINA_SRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_APTINA_SRC,GstAptinaSrcClass))
|
||||||
|
#define GST_IS_APTINA_SRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_APTINA_SRC))
|
||||||
|
#define GST_IS_APTINA_SRC_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_APTINA_SRC))
|
||||||
|
|
||||||
|
typedef struct _GstAptinaSrc GstAptinaSrc;
|
||||||
|
typedef struct _GstAptinaSrcClass GstAptinaSrcClass;
|
||||||
|
|
||||||
|
struct _GstAptinaSrc
|
||||||
|
{
|
||||||
|
GstPushSrc base_aptinasrc;
|
||||||
|
|
||||||
|
AP_HANDLE apbase;
|
||||||
|
gboolean is_started;
|
||||||
|
|
||||||
|
/* properties */
|
||||||
|
gint camera_index;
|
||||||
|
gchar *config_file;
|
||||||
|
gchar *config_preset;
|
||||||
|
|
||||||
|
GstClockTime acq_start_time;
|
||||||
|
guint32 last_frame_count;
|
||||||
|
guint32 total_dropped_frames;
|
||||||
|
|
||||||
|
GstCaps *caps;
|
||||||
|
gint framesize;
|
||||||
|
guint8 *buffer;
|
||||||
|
|
||||||
|
gboolean stop_requested;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct _GstAptinaSrcClass
|
||||||
|
{
|
||||||
|
GstPushSrcClass base_aptinasrc_class;
|
||||||
|
};
|
||||||
|
|
||||||
|
GType gst_aptinasrc_get_type (void);
|
||||||
|
|
||||||
|
G_END_DECLS
|
||||||
|
|
||||||
|
#endif
|
||||||
Loading…
x
Reference in New Issue
Block a user