mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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rpicamsrc: Add GstDeviceProvider for rpi camera module
This commit is contained in:
Tim-Philipp Müller
parent
4b15fa2abc
commit
8e9c8663f8
3 changed files with 228 additions and 2 deletions
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@ -64,6 +64,7 @@
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#include "gstrpicamsrc.h"
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#include "gstrpicam_types.h"
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#include "gstrpicam-enum-types.h"
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#include "gstrpicamsrcdeviceprovider.h"
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#include "RaspiCapture.h"
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#include "bcm_host.h"
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@ -684,13 +685,24 @@ gst_rpi_cam_src_create (GstPushSrc * parent, GstBuffer ** buf)
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}
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static gboolean
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plugin_init (GstPlugin * rpicamsrc)
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plugin_init (GstPlugin * plugin)
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{
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gboolean ret;
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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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ret = gst_element_register (plugin, "rpicamsrc", GST_RANK_NONE,
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GST_TYPE_RPICAMSRC);
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#if GST_CHECK_VERSION (1,4,0)
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ret &= gst_device_provider_register (plugin, "rpicamsrcdeviceprovider",
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GST_RANK_PRIMARY, GST_TYPE_RPICAMSRC_DEVICE_PROVIDER);
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#endif
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return ret;
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}
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#ifndef PACKAGE
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135
sys/rpicamsrc/gstrpicamsrcdeviceprovider.c
Normal file
135
sys/rpicamsrc/gstrpicamsrcdeviceprovider.c
Normal file
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@ -0,0 +1,135 @@
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/* GStreamer Raspberry Pi Camera Source Device Provider
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* Copyright (C) 2014 Tim-Philipp Müller <tim@centricular.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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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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 "gstrpicamsrcdeviceprovider.h"
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#include <string.h>
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#if GST_CHECK_VERSION (1,4,0)
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/* FIXME: translations */
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#define _(s) s
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static GstRpiCamSrcDevice * gst_rpi_cam_src_device_new (void);
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G_DEFINE_TYPE (GstRpiCamSrcDeviceProvider, gst_rpi_cam_src_device_provider,
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GST_TYPE_DEVICE_PROVIDER);
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static GList *gst_rpi_cam_src_device_provider_probe (GstDeviceProvider * provider);
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static void
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gst_rpi_cam_src_device_provider_class_init (GstRpiCamSrcDeviceProviderClass * klass)
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{
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GstDeviceProviderClass *dprovider_class = GST_DEVICE_PROVIDER_CLASS (klass);
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dprovider_class->probe = gst_rpi_cam_src_device_provider_probe;
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gst_device_provider_class_set_static_metadata (dprovider_class,
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"Raspberry Pi Camera Source Device Provider", "Source/Video",
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"Lists Raspberry Pi camera devices",
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"Tim-Philipp Müller <tim@centricular.com>");
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}
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static void
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gst_rpi_cam_src_device_provider_init (GstRpiCamSrcDeviceProvider * provider)
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{
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/* nothing to do here yet */
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}
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static GList *
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gst_rpi_cam_src_device_provider_probe (GstDeviceProvider * provider)
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{
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GstRpiCamSrcDevice *device;
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/* FIXME: check if camera module is usable and supported */
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device = gst_rpi_cam_src_device_new ();
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return g_list_append (NULL, device);
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}
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G_DEFINE_TYPE (GstRpiCamSrcDevice, gst_rpi_cam_src_device, GST_TYPE_DEVICE);
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static GstElement *gst_rpi_cam_src_device_create_element (GstDevice * device,
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const gchar * name);
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static void
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gst_rpi_cam_src_device_class_init (GstRpiCamSrcDeviceClass * klass)
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{
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GstDeviceClass *device_class = GST_DEVICE_CLASS (klass);
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device_class->create_element = gst_rpi_cam_src_device_create_element;
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}
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static void
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gst_rpi_cam_src_device_init (GstRpiCamSrcDevice * device)
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{
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/* nothing to do here */
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}
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static GstElement *
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gst_rpi_cam_src_device_create_element (GstDevice * device, const gchar * name)
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{
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return gst_element_factory_make ("rpicamsrc", name);
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}
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static GstRpiCamSrcDevice *
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gst_rpi_cam_src_device_new (void)
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{
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GstRpiCamSrcDevice *device;
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GValue profiles = G_VALUE_INIT;
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GValue val = G_VALUE_INIT;
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GstStructure *s;
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GstCaps *caps;
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/* FIXME: retrieve limits from the camera module, max width/height/fps etc. */
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s = gst_structure_new ("video/x-h264",
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"width", GST_TYPE_INT_RANGE, 1, 1920,
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"height", GST_TYPE_INT_RANGE, 1, 1080,
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"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 90, 1,
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"stream-format", G_TYPE_STRING, "byte-stream",
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"alignment", G_TYPE_STRING, "au",
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NULL);
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g_value_init (&profiles, GST_TYPE_LIST);
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g_value_init (&val, G_TYPE_STRING);
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g_value_set_static_string (&val, "high");
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gst_value_list_append_value (&profiles, &val);
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g_value_set_static_string (&val, "main");
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gst_value_list_append_value (&profiles, &val);
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g_value_set_static_string (&val, "baseline");
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gst_value_list_append_and_take_value (&profiles, &val);
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gst_structure_take_value (s, "profiles", &profiles);
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caps = gst_caps_new_full (s, NULL);
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device = g_object_new (GST_TYPE_RPICAMSRC_DEVICE,
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"display-name", _("Raspberry Pi Camera Module"),
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"device-class", "Video/Source", "caps", caps, NULL);
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gst_caps_unref (caps);
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return device;
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}
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#endif /* GST_CHECK_VERSION (1,4,0) */
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79
sys/rpicamsrc/gstrpicamsrcdeviceprovider.h
Normal file
79
sys/rpicamsrc/gstrpicamsrcdeviceprovider.h
Normal file
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@ -0,0 +1,79 @@
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/* GStreamer Raspberry Pi Camera Source Device Provider
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* Copyright (C) 2014 Tim-Philipp Müller <tim@centricular.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., 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_DEVICE_PROVIDER_H__
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#define __GST_RPICAMSRC_DEVICE_PROVIDER_H__
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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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#if GST_CHECK_VERSION (1,4,0)
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G_BEGIN_DECLS
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typedef struct _GstRpiCamSrcDeviceProvider GstRpiCamSrcDeviceProvider;
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typedef struct _GstRpiCamSrcDeviceProviderClass GstRpiCamSrcDeviceProviderClass;
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#define GST_TYPE_RPICAMSRC_DEVICE_PROVIDER (gst_rpi_cam_src_device_provider_get_type())
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#define GST_IS_RPICAMSRC_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RPICAMSRC_DEVICE_PROVIDER))
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#define GST_IS_RPICAMSRC_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RPICAMSRC_DEVICE_PROVIDER))
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#define GST_RPICAMSRC_DEVICE_PROVIDER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RPICAMSRC_DEVICE_PROVIDER, GstRpiCamSrcDeviceProviderClass))
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#define GST_RPICAMSRC_DEVICE_PROVIDER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RPICAMSRC_DEVICE_PROVIDER, GstRpiCamSrcDeviceProvider))
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#define GST_RPICAMSRC_DEVICE_PROVIDER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE_PROVIDER, GstRpiCamSrcDeviceProviderClass))
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#define GST_RPICAMSRC_DEVICE_PROVIDER_CAST(obj) ((GstRpiCamSrcDeviceProvider *)(obj))
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struct _GstRpiCamSrcDeviceProvider {
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GstDeviceProvider parent;
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};
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struct _GstRpiCamSrcDeviceProviderClass {
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GstDeviceProviderClass parent_class;
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};
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GType gst_rpi_cam_src_device_provider_get_type (void);
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typedef struct _GstRpiCamSrcDevice GstRpiCamSrcDevice;
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typedef struct _GstRpiCamSrcDeviceClass GstRpiCamSrcDeviceClass;
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#define GST_TYPE_RPICAMSRC_DEVICE (gst_rpi_cam_src_device_get_type())
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#define GST_IS_RPICAMSRC_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RPICAMSRC_DEVICE))
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#define GST_IS_RPICAMSRC_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RPICAMSRC_DEVICE))
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#define GST_RPICAMSRC_DEVICE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RPICAMSRC_DEVICE, GstRpiCamSrcDeviceClass))
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#define GST_RPICAMSRC_DEVICE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RPICAMSRC_DEVICE, GstRpiCamSrcDevice))
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#define GST_RPICAMSRC_DEVICE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEVICE, GstRpiCamSrcDeviceClass))
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#define GST_RPICAMSRC_DEVICE_CAST(obj) ((GstRpiCamSrcDevice *)(obj))
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struct _GstRpiCamSrcDevice {
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GstDevice parent;
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};
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struct _GstRpiCamSrcDeviceClass {
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GstDeviceClass parent_class;
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};
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GType gst_rpi_cam_src_device_get_type (void);
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G_END_DECLS
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#endif /* GST_CHECK_VERSION (1,4,0) */
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#endif /* __GST_RPICAMSRC_DEVICE_PROVIDER_H__ */
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