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rpicamsrc: Initial commit
Simple modified gst-template to use BaseCameraSrc Incorporate Broadcom mmal headers
This commit is contained in:
Jan Schmidt
Tim-Philipp Müller
commit
e4f74290df
2 changed files with 310 additions and 0 deletions
227
sys/rpicamsrc/gstrpicamsrc.c
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227
sys/rpicamsrc/gstrpicamsrc.c
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/*
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* GStreamer
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* Copyright (C) 2013 Jan Schmidt <jan@centricular.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/**
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* SECTION:element-rpicamsrc
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*
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* Source element for capturing from the Raspberry Pi camera module
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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 -m rpicamsrc ! fakesink
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* ]|
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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/video/video.h>
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#include "gstrpicamsrc.h"
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#include "bcm_host.h"
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#include "interface/vcos/vcos.h"
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#include "interface/mmal/mmal.h"
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#include "interface/mmal/mmal_logging.h"
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#include "interface/mmal/mmal_buffer.h"
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#include "interface/mmal/util/mmal_util.h"
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#include "interface/mmal/util/mmal_util_params.h"
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#include "interface/mmal/util/mmal_default_components.h"
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#include "interface/mmal/util/mmal_connection.h"
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GST_DEBUG_CATEGORY_STATIC (gst_rpi_cam_src_debug);
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#define GST_CAT_DEFAULT gst_rpi_cam_src_debug
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/* Filter signals and args */
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enum
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{
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/* FILL ME */
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LAST_SIGNAL
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};
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enum
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{
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PROP_0,
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};
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#define RAW_AND_JPEG_CAPS \
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GST_VIDEO_CAPS_MAKE (GST_VIDEO_FORMATS_ALL) ";" \
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"image/jpeg," \
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"width = " GST_VIDEO_SIZE_RANGE "," \
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"height = " GST_VIDEO_SIZE_RANGE "," \
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"framerate = " GST_VIDEO_FPS_RANGE
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#define H264_CAPS \
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"video/x-h264, " \
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"width = " GST_VIDEO_SIZE_RANGE ", " \
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"height = " GST_VIDEO_SIZE_RANGE ", " \
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"framerate = " GST_VIDEO_FPS_RANGE ", " \
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"stream-format = (string) { byte-stream }, " \
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"alignment = (string) { au }, " \
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"profile = (string) { baseline, main, high }"
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static GstStaticPadTemplate video_src_template =
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GST_STATIC_PAD_TEMPLATE ("vidsrc",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (RAW_AND_JPEG_CAPS "; " H264_CAPS)
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);
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static GstStaticPadTemplate viewfind_src_template =
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GST_STATIC_PAD_TEMPLATE ("vfsrc",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (RAW_AND_JPEG_CAPS "; " H264_CAPS)
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);
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static GstStaticPadTemplate image_src_template =
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GST_STATIC_PAD_TEMPLATE ("imgsrc",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (RAW_AND_JPEG_CAPS)
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);
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#define gst_rpi_cam_src_parent_class parent_class
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G_DEFINE_TYPE (GstRpiCamSrc, gst_rpi_cam_src, GST_TYPE_BASE_CAMERA_SRC);
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static void gst_rpi_cam_src_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_rpi_cam_src_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static gboolean
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gst_rpi_cam_src_setup_pipeline (GstBaseCameraSrc *parent)
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{
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GstRpiCamSrc *self = GST_RPICAMSRC(parent);
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g_print ("In setup_pipeline\n");
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}
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static void
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gst_rpi_cam_src_class_init (GstRpiCamSrcClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstBaseCameraSrcClass *basecamsrc_class;
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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basecamsrc_class = (GstBaseCameraSrcClass *) klass;
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gobject_class->set_property = gst_rpi_cam_src_set_property;
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gobject_class->get_property = gst_rpi_cam_src_get_property;
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gst_element_class_set_static_metadata (gstelement_class,
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"Raspberry Pi Camera Source",
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"Source/Video",
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"Raspberry Pi camera module source",
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"Jan Schmidt <jan@centricular.com>");
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&viewfind_src_template));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&video_src_template));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&image_src_template));
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basecamsrc_class->setup_pipeline = gst_rpi_cam_src_setup_pipeline;
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}
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static void
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gst_rpi_cam_src_init (GstRpiCamSrc *src)
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{
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}
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static void
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gst_rpi_cam_src_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstRpiCamSrc *src = GST_RPICAMSRC (object);
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switch (prop_id) {
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gst_rpi_cam_src_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstRpiCamSrc *src = GST_RPICAMSRC (object);
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switch (prop_id) {
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static gboolean
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rpicamsrc_init (GstPlugin * rpicamsrc)
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{
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GST_DEBUG_CATEGORY_INIT (gst_rpi_cam_src_debug, "rpicamsrc",
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0, "rpicamsrc debug");
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return gst_element_register (rpicamsrc, "rpicamsrc", GST_RANK_NONE,
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GST_TYPE_RPICAMSRC);
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}
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#ifndef PACKAGE
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#define PACKAGE "gstrpicamsrc"
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#endif
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GST_PLUGIN_DEFINE (
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GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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rpicamsrc,
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"Raspberry Pi Camera Source",
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rpicamsrc_init,
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VERSION,
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"LGPL",
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"GStreamer",
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"http://gstreamer.net/"
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)
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83
sys/rpicamsrc/gstrpicamsrc.h
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83
sys/rpicamsrc/gstrpicamsrc.h
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@ -0,0 +1,83 @@
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/*
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* GStreamer
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* Copyright (C) 2013 Jan Schmidt <jan@centricular.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_RPICAMSRC_H__
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#define __GST_RPICAMSRC_H__
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#include <gst/gst.h>
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#include <gst/basecamerabinsrc/gstbasecamerasrc.h>
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G_BEGIN_DECLS
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#define GST_TYPE_RPICAMSRC (gst_rpi_cam_src_get_type())
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#define GST_RPICAMSRC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RPICAMSRC,GstRpiCamSrc))
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#define GST_RPICAMSRC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RPICAMSRC,GstRpiCamSrcClass))
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#define GST_IS_RPICAMSRC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RPICAMSRC))
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#define GST_IS_RPICAMSRC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RPICAMSRC))
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typedef struct _GstRpiCamSrc GstRpiCamSrc;
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typedef struct _GstRpiCamSrcClass GstRpiCamSrcClass;
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struct _GstRpiCamSrc
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{
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GstBaseCameraSrc parent;
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GstPad *viewfind_srcpad;
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GstPad *video_srcpad;
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GstPad *image_srcpad;
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};
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struct _GstRpiCamSrcClass
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{
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GstBaseCameraSrcClass parent_class;
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};
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GType gst_rpi_cam_src_get_type (void);
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G_END_DECLS
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#endif /* __GST_RPICAMSRC_H__ */
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