pleorasink: add GigE Vision sink for eBUS GEV Tx API
Most basic working implementation
This commit is contained in:
Joshua M. Doe
parent
64dc597e42
commit
995bcca23b
@ -1,10 +1,15 @@
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add_definitions(-D_XKEYCHECK_H)
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add_definitions(-D_XKEYCHECK_H)
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set (SOURCES
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set (SOURCES
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gstpleorasrc.cpp)
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gstpleora.cpp
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gstpleorasink.cpp
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gstpleorasrc.cpp
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streamingchannelsource.cpp)
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set (HEADERS
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set (HEADERS
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gstpleorasrc.h)
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gstpleorasink.h
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gstpleorasrc.h
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streamingchannelsource.h)
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include_directories (AFTER
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include_directories (AFTER
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${PLEORA_INCLUDE_DIR})
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${PLEORA_INCLUDE_DIR})
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@ -27,4 +32,4 @@ target_link_libraries (${libname}
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set (pdbfile "${CMAKE_CURRENT_BINARY_DIR}/\${CMAKE_INSTALL_CONFIG_NAME}/${libname}.pdb")
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set (pdbfile "${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 (FILES ${pdbfile} DESTINATION lib/gstreamer-1.0 COMPONENT pdb)
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install(TARGETS ${libname}
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install(TARGETS ${libname}
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LIBRARY DESTINATION lib/gstreamer-1.0)
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LIBRARY DESTINATION lib/gstreamer-1.0)
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35
sys/pleora/gstpleora.cpp
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35
sys/pleora/gstpleora.cpp
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@ -0,0 +1,35 @@
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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 "gstpleorasink.h"
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#include "gstpleorasrc.h"
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#define GST_CAT_DEFAULT gst_pleora_debug
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GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "pleora", 0,
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"debug category for pleora plugin");
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if (!gst_element_register (plugin, "pleorasink", GST_RANK_NONE,
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gst_pleorasink_get_type ())) {
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return FALSE;
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}
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if (!gst_element_register (plugin, "pleorasrc", GST_RANK_NONE,
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gst_pleorasrc_get_type ())) {
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return FALSE;
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}
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return TRUE;
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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pleora,
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"Pleora eBUS video sink/source",
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plugin_init, GST_PACKAGE_VERSION, GST_PACKAGE_LICENSE, GST_PACKAGE_NAME,
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GST_PACKAGE_ORIGIN)
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522
sys/pleora/gstpleorasink.cpp
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522
sys/pleora/gstpleorasink.cpp
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@ -0,0 +1,522 @@
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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-gstpleorasink
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*
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* The pleorasink element is a sink for Pleora eBUS SDK to output a GigE Vision video stream.
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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 videotestsrc ! pleorasink
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* ]|
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* Outputs test pattern using Pleora eBUS SDK GigE Vision Tx.
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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 <PvSampleUtils.h>
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#include <PvSoftDeviceGEV.h>
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#include <PvBuffer.h>
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#include <PvSampleTransmitterConfig.h>
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include "gstpleorasink.h"
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#include "streamingchannelsource.h"
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/* GObject prototypes */
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static void gst_pleorasink_set_property (GObject * object,
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guint property_id, const GValue * value, GParamSpec * pspec);
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static void gst_pleorasink_get_property (GObject * object,
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guint property_id, GValue * value, GParamSpec * pspec);
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static void gst_pleorasink_dispose (GObject * object);
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/* GstBaseSink prototypes */
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static gboolean gst_pleorasink_start (GstBaseSink * basesink);
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static gboolean gst_pleorasink_stop (GstBaseSink * basesink);
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static GstCaps *gst_pleorasink_get_caps (GstBaseSink * basesink,
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GstCaps * filter_caps);
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static gboolean gst_pleorasink_set_caps (GstBaseSink * basesink,
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GstCaps * caps);
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static GstFlowReturn gst_pleorasink_render (GstBaseSink * basesink,
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GstBuffer * buffer);
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static gboolean gst_pleorasink_unlock (GstBaseSink * basesink);
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static gboolean gst_pleorasink_unlock_stop (GstBaseSink * basesink);
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enum
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{
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PROP_0,
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PROP_NUM_INTERNAL_BUFFERS,
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PROP_ADDRESS,
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PROP_MANUFACTURER,
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PROP_MODEL,
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PROP_VERSION,
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PROP_INFO,
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PROP_SERIAL,
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PROP_MAC
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};
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#define DEFAULT_PROP_NUM_INTERNAL_BUFFERS 3
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#define DEFAULT_PROP_ADDRESS ""
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#define DEFAULT_PROP_MANUFACTURER "Pleora"
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#define DEFAULT_PROP_MODEL "eBUS GStreamer"
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#define DEFAULT_PROP_VERSION "0.1"
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#define DEFAULT_PROP_INFO "Pleora eBUS GStreamer Sink"
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#define DEFAULT_PROP_SERIAL "0001"
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#define DEFAULT_PROP_MAC ""
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/* pad templates */
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static GstStaticPadTemplate gst_pleorasink_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE
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("{ GRAY8, GRAY16_LE, RGB, RGBA, BGR, BGRA }"))
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);
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/* class initialization */
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/* setup debug */
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GST_DEBUG_CATEGORY_STATIC (pleorasink_debug);
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#define GST_CAT_DEFAULT pleorasink_debug
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G_DEFINE_TYPE (GstPleoraSink, gst_pleorasink, GST_TYPE_BASE_SINK);
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static void
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gst_pleorasink_class_init (GstPleoraSinkClass * 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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GstBaseSinkClass *gstbasesink_class = GST_BASE_SINK_CLASS (klass);
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GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "pleorasink", 0,
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"Pleora eBUS SDK sink");
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gobject_class->set_property = gst_pleorasink_set_property;
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gobject_class->get_property = gst_pleorasink_get_property;
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gobject_class->dispose = gst_pleorasink_dispose;
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_pleorasink_sink_template));
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gst_element_class_set_details_simple (gstelement_class,
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"Pleora eBUS GEV Tx Sink", "Sink/Video",
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"Pleora eBUS SDK sink to output GigE Vision video",
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"Joshua M. Doe <oss@nvl.army.mil>");
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gstbasesink_class->start = GST_DEBUG_FUNCPTR (gst_pleorasink_start);
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gstbasesink_class->stop = GST_DEBUG_FUNCPTR (gst_pleorasink_stop);
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gstbasesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_pleorasink_set_caps);
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gstbasesink_class->render = GST_DEBUG_FUNCPTR (gst_pleorasink_render);
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gstbasesink_class->unlock = GST_DEBUG_FUNCPTR (gst_pleorasink_unlock);
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gstbasesink_class->unlock_stop =
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GST_DEBUG_FUNCPTR (gst_pleorasink_unlock_stop);
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g_object_class_install_property (G_OBJECT_CLASS (klass),
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PROP_NUM_INTERNAL_BUFFERS, g_param_spec_int ("num-internal-buffers",
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"Number of internal buffers",
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"Number of buffers for the internal queue", 0, 64,
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DEFAULT_PROP_NUM_INTERNAL_BUFFERS,
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(GParamFlags) (G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE)));
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g_object_class_install_property (gobject_class, PROP_ADDRESS,
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g_param_spec_string ("address", "IP address",
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"The IP address of the network interface to bind to (default is first found)",
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DEFAULT_PROP_ADDRESS,
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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_MANUFACTURER,
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g_param_spec_string ("manufacturer", "Manufacturer",
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"Manufacturer of the virtual camera",
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DEFAULT_PROP_MANUFACTURER,
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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_MODEL,
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g_param_spec_string ("model", "Model",
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"Model of the virtual camera",
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DEFAULT_PROP_MODEL,
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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_VERSION,
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g_param_spec_string ("version", "Version",
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"Version of the virtual camera",
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DEFAULT_PROP_VERSION,
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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_INFO,
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g_param_spec_string ("info", "Info",
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"Info of the virtual camera",
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DEFAULT_PROP_INFO,
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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_SERIAL,
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g_param_spec_string ("serial", "Serial",
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"Serial of the virtual camera",
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DEFAULT_PROP_SERIAL,
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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_MAC,
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g_param_spec_string ("mac", "MAC address",
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"MAC address of the network interface to bind to (default is first found)",
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DEFAULT_PROP_MAC,
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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_pleorasink_init (GstPleoraSink * sink)
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{
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/* properties */
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sink->num_internal_buffers = DEFAULT_PROP_NUM_INTERNAL_BUFFERS;
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sink->address = g_strdup (DEFAULT_PROP_ADDRESS);
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sink->manufacturer = g_strdup (DEFAULT_PROP_MANUFACTURER);
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sink->model = g_strdup (DEFAULT_PROP_MODEL);
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sink->version = g_strdup (DEFAULT_PROP_VERSION);
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sink->info = g_strdup (DEFAULT_PROP_INFO);
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sink->serial = g_strdup (DEFAULT_PROP_SERIAL);
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sink->mac = g_strdup (DEFAULT_PROP_MAC);
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sink->camera_connected = FALSE;
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sink->acquisition_started = FALSE;
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sink->stop_requested = FALSE;
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sink->source = new GstStreamingChannelSource ();
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sink->source->SetSink (sink);
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sink->device = new PvSoftDeviceGEV ();
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g_mutex_init (&sink->mutex);
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g_cond_init (&sink->cond);
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}
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void
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gst_pleorasink_set_property (GObject * object, guint property_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstPleoraSink *sink;
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g_return_if_fail (GST_IS_PLEORASINK (object));
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sink = GST_PLEORASINK (object);
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switch (property_id) {
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case PROP_NUM_INTERNAL_BUFFERS:
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sink->num_internal_buffers = g_value_get_int (value);
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break;
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case PROP_ADDRESS:
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g_free (sink->address);
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sink->address = g_strdup (g_value_get_string (value));
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break;
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case PROP_MANUFACTURER:
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g_free (sink->manufacturer);
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sink->manufacturer = g_strdup (g_value_get_string (value));
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break;
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case PROP_MODEL:
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g_free (sink->model);
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sink->model = g_strdup (g_value_get_string (value));
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break;
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case PROP_VERSION:
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g_free (sink->version);
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sink->version = g_strdup (g_value_get_string (value));
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break;
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case PROP_INFO:
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g_free (sink->info);
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sink->info = g_strdup (g_value_get_string (value));
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break;
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case PROP_SERIAL:
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g_free (sink->serial);
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sink->serial = g_strdup (g_value_get_string (value));
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break;
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case PROP_MAC:
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g_free (sink->mac);
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sink->mac = 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_pleorasink_get_property (GObject * object, guint property_id,
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GValue * value, GParamSpec * pspec)
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{
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GstPleoraSink *sink;
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g_return_if_fail (GST_IS_PLEORASINK (object));
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sink = GST_PLEORASINK (object);
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switch (property_id) {
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case PROP_NUM_INTERNAL_BUFFERS:
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g_value_set_int (value, sink->num_internal_buffers);
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break;
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case PROP_ADDRESS:
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g_value_set_string (value, sink->address);
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break;
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case PROP_MANUFACTURER:
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g_value_set_string (value, sink->manufacturer);
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break;
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case PROP_MODEL:
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g_value_set_string (value, sink->model);
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|
break;
|
||||||
|
case PROP_VERSION:
|
||||||
|
g_value_set_string (value, sink->version);
|
||||||
|
break;
|
||||||
|
case PROP_INFO:
|
||||||
|
g_value_set_string (value, sink->info);
|
||||||
|
break;
|
||||||
|
case PROP_SERIAL:
|
||||||
|
g_value_set_string (value, sink->serial);
|
||||||
|
break;
|
||||||
|
case PROP_MAC:
|
||||||
|
g_value_set_string (value, sink->mac);
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
gst_pleorasink_dispose (GObject * object)
|
||||||
|
{
|
||||||
|
GstPleoraSink *sink;
|
||||||
|
|
||||||
|
g_return_if_fail (GST_IS_PLEORASINK (object));
|
||||||
|
sink = GST_PLEORASINK (object);
|
||||||
|
|
||||||
|
/* clean up as possible. may be called multiple times */
|
||||||
|
if (sink->device) {
|
||||||
|
delete sink->device;
|
||||||
|
sink->device = NULL;
|
||||||
|
}
|
||||||
|
if (sink->source) {
|
||||||
|
delete sink->source;
|
||||||
|
sink->source = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
g_mutex_clear (&sink->mutex);
|
||||||
|
g_cond_clear (&sink->cond);
|
||||||
|
|
||||||
|
g_free (sink->address);
|
||||||
|
|
||||||
|
G_OBJECT_CLASS (gst_pleorasink_parent_class)->dispose (object);
|
||||||
|
}
|
||||||
|
|
||||||
|
gboolean
|
||||||
|
gst_pleorasink_select_interface (GstPleoraSink * sink)
|
||||||
|
{
|
||||||
|
PvSystem lSystem;
|
||||||
|
const PvNetworkAdapter *selected_nic = NULL;
|
||||||
|
gchar *desired_mac = NULL;
|
||||||
|
gchar *found_mac = NULL;
|
||||||
|
|
||||||
|
/* we'll compare uppercase version of MAC */
|
||||||
|
desired_mac = g_ascii_strup (sink->mac, -1);
|
||||||
|
|
||||||
|
for (guint32 i = 0; i < lSystem.GetInterfaceCount (); i++) {
|
||||||
|
const PvNetworkAdapter *lNIC = NULL;
|
||||||
|
lNIC = dynamic_cast < const PvNetworkAdapter *>(lSystem.GetInterface (i));
|
||||||
|
if ((lNIC == NULL) ||
|
||||||
|
(lNIC->GetIPAddressCount () == 0) ||
|
||||||
|
(lNIC->GetIPAddress (0) == "0.0.0.0")) {
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* we'll compare uppercase version of MAC */
|
||||||
|
found_mac = g_ascii_strup (lNIC->GetMACAddress ().GetAscii (), -1);
|
||||||
|
if (g_strcmp0 (sink->mac, "") == 0 && g_strcmp0 (sink->address, "") == 0) {
|
||||||
|
/* no MAC or IP set, use first found */
|
||||||
|
GST_DEBUG_OBJECT (sink, "Selecting first interface we found");
|
||||||
|
selected_nic = lNIC;
|
||||||
|
|
||||||
|
/* set properties */
|
||||||
|
g_free (sink->mac);
|
||||||
|
sink->mac = g_strdup (lNIC->GetMACAddress ().GetAscii ());
|
||||||
|
g_free (sink->address);
|
||||||
|
sink->address = g_strdup (lNIC->GetIPAddress (0).GetAscii ());
|
||||||
|
} else if (g_strcmp0 (desired_mac, found_mac) == 0) {
|
||||||
|
GST_DEBUG_OBJECT (sink, "Selecting interface from MAC '%s'", sink->mac);
|
||||||
|
selected_nic = lNIC;
|
||||||
|
|
||||||
|
/* set properties */
|
||||||
|
g_free (sink->address);
|
||||||
|
sink->address = g_strdup (lNIC->GetIPAddress (0).GetAscii ());
|
||||||
|
} else if (g_strcmp0 (sink->address,
|
||||||
|
lNIC->GetIPAddress (0).GetAscii ()) == 0) {
|
||||||
|
GST_DEBUG_OBJECT (sink, "Selecting interface from IP '%s'",
|
||||||
|
sink->address);
|
||||||
|
selected_nic = lNIC;
|
||||||
|
|
||||||
|
/* set properties */
|
||||||
|
g_free (sink->mac);
|
||||||
|
sink->mac = g_strdup (lNIC->GetMACAddress ().GetAscii ());
|
||||||
|
}
|
||||||
|
g_free (found_mac);
|
||||||
|
|
||||||
|
if (selected_nic) {
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
g_free (desired_mac);
|
||||||
|
|
||||||
|
if (selected_nic == NULL) {
|
||||||
|
if (g_strcmp0 (sink->mac, "") != 0) {
|
||||||
|
GST_ELEMENT_ERROR (sink, RESOURCE, SETTINGS,
|
||||||
|
("Failed to find network interface by MAC address '%s'", sink->mac),
|
||||||
|
(NULL));
|
||||||
|
} else if (g_strcmp0 (sink->address, "") != 0) {
|
||||||
|
GST_ELEMENT_ERROR (sink, RESOURCE, SETTINGS,
|
||||||
|
("Failed to find network interface by IP address '%s'",
|
||||||
|
sink->address), (NULL));
|
||||||
|
} else {
|
||||||
|
GST_ELEMENT_ERROR (sink, RESOURCE, SETTINGS,
|
||||||
|
("Failed to find any network interfaces"), (NULL));
|
||||||
|
}
|
||||||
|
return FALSE;
|
||||||
|
} else {
|
||||||
|
GST_DEBUG_OBJECT (sink,
|
||||||
|
"Selecting network interface '%s', MAC: %s, IP: %s, Subnet: %s",
|
||||||
|
selected_nic->GetDescription ().GetAscii (),
|
||||||
|
selected_nic->GetMACAddress ().GetAscii (),
|
||||||
|
selected_nic->GetIPAddress (0).GetAscii (),
|
||||||
|
selected_nic->GetSubnetMask (0).GetAscii ());
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
gboolean
|
||||||
|
gst_pleorasink_start (GstBaseSink * basesink)
|
||||||
|
{
|
||||||
|
GstPleoraSink *sink = GST_PLEORASINK (basesink);
|
||||||
|
|
||||||
|
IPvSoftDeviceGEVInfo *info = sink->device->GetInfo ();
|
||||||
|
if (info) {
|
||||||
|
info->SetManufacturerName (sink->manufacturer);
|
||||||
|
info->SetModelName (sink->model);
|
||||||
|
info->SetDeviceVersion (sink->version);
|
||||||
|
info->SetManufacturerInformation (sink->info);
|
||||||
|
info->SetSerialNumber (sink->serial);
|
||||||
|
}
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
gboolean
|
||||||
|
gst_pleorasink_stop (GstBaseSink * basesink)
|
||||||
|
{
|
||||||
|
GstPleoraSink *sink = GST_PLEORASINK (basesink);
|
||||||
|
|
||||||
|
sink->device->Stop ();
|
||||||
|
|
||||||
|
sink->camera_connected = FALSE;
|
||||||
|
|
||||||
|
sink->acquisition_started = FALSE;
|
||||||
|
sink->stop_requested = FALSE;
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
gboolean
|
||||||
|
gst_pleorasink_set_caps (GstBaseSink * basesink, GstCaps * caps)
|
||||||
|
{
|
||||||
|
GstPleoraSink *sink = GST_PLEORASINK (basesink);
|
||||||
|
PvResult pvRes;
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (sink, "Caps being set");
|
||||||
|
|
||||||
|
gst_video_info_from_caps (&sink->vinfo, caps);
|
||||||
|
|
||||||
|
sink->source->SetCaps (caps);
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (sink, "Adding stream to device");
|
||||||
|
pvRes = sink->device->AddStream (sink->source);
|
||||||
|
if (!pvRes.IsOK ()) {
|
||||||
|
GST_ELEMENT_ERROR (sink, RESOURCE, SETTINGS,
|
||||||
|
("Failed to add stream to device (%s)",
|
||||||
|
pvRes.GetDescription ().GetAscii ()), (NULL));
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (sink, "Searching for interface");
|
||||||
|
if (!gst_pleorasink_select_interface (sink)) {
|
||||||
|
/* error already sent */
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (sink, "Starting device");
|
||||||
|
pvRes = sink->device->Start (sink->mac);
|
||||||
|
if (!pvRes.IsOK ()) {
|
||||||
|
GST_ELEMENT_ERROR (sink, RESOURCE, SETTINGS,
|
||||||
|
("Failed to start device (%s)",
|
||||||
|
pvRes.GetDescription ().GetAscii ()), (NULL));
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
sink->acquisition_started = TRUE;
|
||||||
|
sink->stop_requested = FALSE;
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
GstFlowReturn
|
||||||
|
gst_pleorasink_render (GstBaseSink * basesink, GstBuffer * buffer)
|
||||||
|
{
|
||||||
|
GstPleoraSink *sink = GST_PLEORASINK (basesink);
|
||||||
|
GST_LOG_OBJECT (sink, "Rendering buffer");
|
||||||
|
|
||||||
|
if (sink->stop_requested) {
|
||||||
|
GST_DEBUG_OBJECT (sink, "stop requested, flushing");
|
||||||
|
return GST_FLOW_FLUSHING;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* TODO: should we ever error out? */
|
||||||
|
sink->source->SetBuffer (buffer);
|
||||||
|
|
||||||
|
return GST_FLOW_OK;
|
||||||
|
}
|
||||||
|
|
||||||
|
gboolean
|
||||||
|
gst_pleorasink_unlock (GstBaseSink * basesink)
|
||||||
|
{
|
||||||
|
GstPleoraSink *sink = GST_PLEORASINK (basesink);
|
||||||
|
|
||||||
|
g_mutex_lock (&sink->mutex);
|
||||||
|
sink->stop_requested = TRUE;
|
||||||
|
g_cond_signal (&sink->cond);
|
||||||
|
g_mutex_unlock (&sink->mutex);
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
gboolean
|
||||||
|
gst_pleorasink_unlock_stop (GstBaseSink * basesink)
|
||||||
|
{
|
||||||
|
GstPleoraSink *sink = GST_PLEORASINK (basesink);
|
||||||
|
|
||||||
|
sink->stop_requested = FALSE;
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
74
sys/pleora/gstpleorasink.h
Normal file
74
sys/pleora/gstpleorasink.h
Normal file
@ -0,0 +1,74 @@
|
|||||||
|
/* 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_PLEORASINK_H_
|
||||||
|
#define _GST_PLEORASINK_H_
|
||||||
|
|
||||||
|
#include <gst/base/gstbasesink.h>
|
||||||
|
#include <gst/video/video.h>
|
||||||
|
|
||||||
|
class GstStreamingChannelSource;
|
||||||
|
class PvSoftDeviceGEV;
|
||||||
|
|
||||||
|
G_BEGIN_DECLS
|
||||||
|
|
||||||
|
#define GST_TYPE_PLEORASINK (gst_pleorasink_get_type())
|
||||||
|
#define GST_PLEORASINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLEORASINK,GstPleoraSink))
|
||||||
|
#define GST_PLEORASINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PLEORASINK,GstPleoraSinkClass))
|
||||||
|
#define GST_IS_PLEORASINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLEORASINK))
|
||||||
|
#define GST_IS_PLEORASINK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PLEORASINK))
|
||||||
|
|
||||||
|
typedef struct _GstPleoraSink GstPleoraSink;
|
||||||
|
typedef struct _GstPleoraSinkClass GstPleoraSinkClass;
|
||||||
|
|
||||||
|
struct _GstPleoraSink
|
||||||
|
{
|
||||||
|
GstBaseSink base;
|
||||||
|
|
||||||
|
GstStreamingChannelSource *source;
|
||||||
|
PvSoftDeviceGEV *device;
|
||||||
|
|
||||||
|
gint num_internal_buffers;
|
||||||
|
gchar *address;
|
||||||
|
gchar *manufacturer;
|
||||||
|
gchar *model;
|
||||||
|
gchar *version;
|
||||||
|
gchar *info;
|
||||||
|
gchar *serial;
|
||||||
|
gchar *mac;
|
||||||
|
|
||||||
|
gboolean camera_connected;
|
||||||
|
GstVideoInfo vinfo;
|
||||||
|
|
||||||
|
GMutex mutex;
|
||||||
|
GCond cond;
|
||||||
|
gboolean acquisition_started;
|
||||||
|
gboolean stop_requested;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct _GstPleoraSinkClass
|
||||||
|
{
|
||||||
|
GstBaseSinkClass base_class;
|
||||||
|
};
|
||||||
|
|
||||||
|
GType gst_pleorasink_get_type (void);
|
||||||
|
|
||||||
|
G_END_DECLS
|
||||||
|
|
||||||
|
#endif /* _GST_PLEORASINK_H_ */
|
||||||
@ -138,6 +138,9 @@ gst_pleorasrc_class_init (GstPleoraSrcClass * klass)
|
|||||||
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
|
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
|
||||||
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
|
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
|
||||||
|
|
||||||
|
GST_DEBUG_CATEGORY_INIT (GST_CAT_DEFAULT, "pleorasrc", 0,
|
||||||
|
"Pleora eBUS SDK source");
|
||||||
|
|
||||||
gobject_class->set_property = gst_pleorasrc_set_property;
|
gobject_class->set_property = gst_pleorasrc_set_property;
|
||||||
gobject_class->get_property = gst_pleorasrc_get_property;
|
gobject_class->get_property = gst_pleorasrc_get_property;
|
||||||
gobject_class->dispose = gst_pleorasrc_dispose;
|
gobject_class->dispose = gst_pleorasrc_dispose;
|
||||||
@ -1665,23 +1668,4 @@ gst_pleorasrc_create (GstPushSrc * psrc, GstBuffer ** buf)
|
|||||||
}
|
}
|
||||||
|
|
||||||
return GST_FLOW_OK;
|
return GST_FLOW_OK;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
||||||
static gboolean
|
|
||||||
plugin_init (GstPlugin * plugin)
|
|
||||||
{
|
|
||||||
GST_DEBUG_CATEGORY_INIT (gst_pleorasrc_debug, "pleorasrc", 0,
|
|
||||||
"debug category for pleorasrc element");
|
|
||||||
gst_element_register (plugin, "pleorasrc", GST_RANK_NONE,
|
|
||||||
gst_pleorasrc_get_type ());
|
|
||||||
|
|
||||||
return TRUE;
|
|
||||||
}
|
|
||||||
|
|
||||||
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
||||||
GST_VERSION_MINOR,
|
|
||||||
pleora,
|
|
||||||
"Pleora eBUS video source",
|
|
||||||
plugin_init, GST_PACKAGE_VERSION, GST_PACKAGE_LICENSE, GST_PACKAGE_NAME,
|
|
||||||
GST_PACKAGE_ORIGIN)
|
|
||||||
205
sys/pleora/streamingchannelsource.cpp
Normal file
205
sys/pleora/streamingchannelsource.cpp
Normal file
@ -0,0 +1,205 @@
|
|||||||
|
/* 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., 51 Franklin Street, Suite 500,
|
||||||
|
* Boston, MA 02110-1335, USA.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include "streamingchannelsource.h"
|
||||||
|
|
||||||
|
GstStreamingChannelSource::GstStreamingChannelSource ()
|
||||||
|
: mAcquisitionBuffer (NULL), mBufferCount (0), mBufferValid (FALSE)
|
||||||
|
{
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
GstStreamingChannelSource::GetWidthInfo (uint32_t & aMin, uint32_t & aMax,
|
||||||
|
uint32_t & aInc) const
|
||||||
|
{
|
||||||
|
aMin = mWidth;
|
||||||
|
aMax = aMin;
|
||||||
|
aInc = 2;
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
GstStreamingChannelSource::GetHeightInfo (uint32_t & aMin, uint32_t & aMax,
|
||||||
|
uint32_t & aInc) const
|
||||||
|
{
|
||||||
|
aMin = mHeight;
|
||||||
|
aMax = aMin;
|
||||||
|
aInc = 2;
|
||||||
|
}
|
||||||
|
|
||||||
|
PvResult GstStreamingChannelSource::GetSupportedPixelType (int aIndex,
|
||||||
|
PvPixelType & aPixelType) const
|
||||||
|
{
|
||||||
|
if (aIndex != 0) {
|
||||||
|
return PvResult::Code::INVALID_PARAMETER;
|
||||||
|
}
|
||||||
|
|
||||||
|
aPixelType = mPixelType;
|
||||||
|
return PvResult::Code::OK;
|
||||||
|
}
|
||||||
|
|
||||||
|
PvBuffer * GstStreamingChannelSource::AllocBuffer ()
|
||||||
|
{
|
||||||
|
if (mBufferCount < mSink->num_internal_buffers) {
|
||||||
|
mBufferCount++;
|
||||||
|
return new PvBuffer;
|
||||||
|
}
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
void GstStreamingChannelSource::FreeBuffer (PvBuffer * aBuffer)
|
||||||
|
{
|
||||||
|
delete aBuffer;
|
||||||
|
mBufferCount--;
|
||||||
|
}
|
||||||
|
|
||||||
|
PvResult GstStreamingChannelSource::QueueBuffer (PvBuffer * aBuffer)
|
||||||
|
{
|
||||||
|
g_mutex_lock (&mSink->mutex);
|
||||||
|
if (mAcquisitionBuffer == NULL) {
|
||||||
|
// No buffer queued, accept it
|
||||||
|
mAcquisitionBuffer = aBuffer;
|
||||||
|
mBufferValid = FALSE;
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
return PvResult::Code::OK;
|
||||||
|
}
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
return PvResult::Code::BUSY;
|
||||||
|
}
|
||||||
|
|
||||||
|
PvResult GstStreamingChannelSource::RetrieveBuffer (PvBuffer ** aBuffer)
|
||||||
|
{
|
||||||
|
gint64 end_time;
|
||||||
|
|
||||||
|
g_mutex_lock (&mSink->mutex);
|
||||||
|
// WAIT for buffer
|
||||||
|
end_time = g_get_monotonic_time () + 50 * G_TIME_SPAN_MILLISECOND;
|
||||||
|
while ((mAcquisitionBuffer == NULL || !mBufferValid)
|
||||||
|
&& !mSink->stop_requested) {
|
||||||
|
if (!g_cond_wait_until (&mSink->cond, &mSink->mutex, end_time)) {
|
||||||
|
// No buffer queued for acquisition
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
return PvResult::Code::NO_AVAILABLE_DATA;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// Remove buffer from 1-deep pipeline
|
||||||
|
*aBuffer = mAcquisitionBuffer;
|
||||||
|
mAcquisitionBuffer = NULL;
|
||||||
|
mBufferValid = FALSE;
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
|
||||||
|
return PvResult::Code::OK;
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
GstStreamingChannelSource::SetSink (GstPleoraSink * sink)
|
||||||
|
{
|
||||||
|
mSink = sink;
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
GstStreamingChannelSource::SetCaps (GstCaps * caps)
|
||||||
|
{
|
||||||
|
GstVideoInfo vinfo;
|
||||||
|
gst_video_info_from_caps (&vinfo, caps);
|
||||||
|
|
||||||
|
switch (GST_VIDEO_INFO_FORMAT (&vinfo)) {
|
||||||
|
case GST_VIDEO_FORMAT_GRAY8:
|
||||||
|
mPixelType = PvPixelMono8;
|
||||||
|
break;
|
||||||
|
case GST_VIDEO_FORMAT_GRAY16_LE:
|
||||||
|
mPixelType = PvPixelMono16;
|
||||||
|
break;
|
||||||
|
case GST_VIDEO_FORMAT_RGB:
|
||||||
|
mPixelType = PvPixelRGB8;
|
||||||
|
break;
|
||||||
|
case GST_VIDEO_FORMAT_RGBA:
|
||||||
|
mPixelType = PvPixelRGBa8;
|
||||||
|
break;
|
||||||
|
case GST_VIDEO_FORMAT_BGR:
|
||||||
|
mPixelType = PvPixelBGR8;
|
||||||
|
break;
|
||||||
|
case GST_VIDEO_FORMAT_BGRA:
|
||||||
|
mPixelType = PvPixelBGRa8;
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
mPixelType = PvPixelUndefined;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
mWidth = GST_VIDEO_INFO_WIDTH (&vinfo);
|
||||||
|
mHeight = GST_VIDEO_INFO_HEIGHT (&vinfo);
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
GstStreamingChannelSource::ResizeBufferIfNeeded (PvBuffer * aBuffer)
|
||||||
|
{
|
||||||
|
uint32_t lRequiredChunkSize = 0;
|
||||||
|
PvImage *lImage = aBuffer->GetImage ();
|
||||||
|
if ((lImage->GetWidth () != mWidth) ||
|
||||||
|
(lImage->GetHeight () != mHeight) ||
|
||||||
|
(lImage->GetPixelType () != mPixelType) ||
|
||||||
|
(lImage->GetMaximumChunkLength () != lRequiredChunkSize)) {
|
||||||
|
lImage->Alloc (mWidth, mHeight, mPixelType, 0, 0, lRequiredChunkSize);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
GstStreamingChannelSource::SetBuffer (GstBuffer * buf)
|
||||||
|
{
|
||||||
|
GST_ERROR ("Set buffer");
|
||||||
|
|
||||||
|
g_mutex_lock (&mSink->mutex);
|
||||||
|
|
||||||
|
if (mAcquisitionBuffer == NULL) {
|
||||||
|
GST_WARNING_OBJECT (mSink, "No PvBuffer available to fill, dropping frame");
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (mBufferValid) {
|
||||||
|
GST_WARNING_OBJECT (mSink,
|
||||||
|
"Buffer already filled, dropping incoming frame");
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* TODO: avoid memcpy (when strides align) by attaching to PvBuffer */
|
||||||
|
GstMapInfo minfo;
|
||||||
|
gst_buffer_map (buf, &minfo, GST_MAP_READ);
|
||||||
|
|
||||||
|
ResizeBufferIfNeeded (mAcquisitionBuffer);
|
||||||
|
|
||||||
|
guint8 *dst = mAcquisitionBuffer->GetDataPointer ();
|
||||||
|
if (!dst) {
|
||||||
|
GST_ERROR ("Have buffer to fill, but data pointer is invalid");
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
g_assert (mAcquisitionBuffer->GetSize () >= minfo.size);
|
||||||
|
/* TODO: fix stride if needed */
|
||||||
|
memcpy (dst, minfo.data, minfo.size);
|
||||||
|
|
||||||
|
gst_buffer_unmap (buf, &minfo);
|
||||||
|
|
||||||
|
mBufferValid = TRUE;
|
||||||
|
g_cond_signal (&mSink->cond);
|
||||||
|
|
||||||
|
g_mutex_unlock (&mSink->mutex);
|
||||||
|
}
|
||||||
53
sys/pleora/streamingchannelsource.h
Normal file
53
sys/pleora/streamingchannelsource.h
Normal file
@ -0,0 +1,53 @@
|
|||||||
|
/* 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., 51 Franklin Street, Suite 500,
|
||||||
|
* Boston, MA 02110-1335, USA.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <PvStreamingChannelSourceDefault.h>
|
||||||
|
|
||||||
|
#include "gstpleorasink.h"
|
||||||
|
|
||||||
|
class GstStreamingChannelSource:public PvStreamingChannelSourceDefault
|
||||||
|
{
|
||||||
|
public:
|
||||||
|
GstStreamingChannelSource ();
|
||||||
|
|
||||||
|
void SetSink (GstPleoraSink * sink);
|
||||||
|
void SetCaps (GstCaps * caps);
|
||||||
|
void ResizeBufferIfNeeded (PvBuffer * aBuffer);
|
||||||
|
void SetBuffer (GstBuffer * buf);
|
||||||
|
|
||||||
|
PvBuffer *AllocBuffer ();
|
||||||
|
void FreeBuffer (PvBuffer * aBuffer);
|
||||||
|
|
||||||
|
PvResult QueueBuffer (PvBuffer * aBuffer);
|
||||||
|
PvResult RetrieveBuffer (PvBuffer ** aBuffer);
|
||||||
|
|
||||||
|
void GetWidthInfo (uint32_t & aMin, uint32_t & aMax, uint32_t & aInc) const;
|
||||||
|
void GetHeightInfo (uint32_t & aMin, uint32_t & aMax, uint32_t & aInc) const;
|
||||||
|
PvResult GetSupportedPixelType (int aIndex, PvPixelType & aPixelType) const;
|
||||||
|
|
||||||
|
private:
|
||||||
|
GstPleoraSink * mSink;
|
||||||
|
PvBuffer *mAcquisitionBuffer;
|
||||||
|
gboolean mBufferValid;
|
||||||
|
gint mBufferCount;
|
||||||
|
|
||||||
|
gint mWidth;
|
||||||
|
gint mHeight;
|
||||||
|
PvPixelType mPixelType;
|
||||||
|
};
|
||||||
Loading…
x
Reference in New Issue
Block a user