From 4625e68226117c9e57939d66fafd26c3fba7470c Mon Sep 17 00:00:00 2001 From: David Schleef Date: Tue, 18 Dec 2007 01:25:58 +0000 Subject: sys/glsink/: Use new GstVideoFormat checked into -base. Add new glupload element to upload raw video into a GLXPixbu... Original commit message from CVS: * sys/glsink/Makefile.am: * sys/glsink/glimagesink.c: * sys/glsink/glimagesink.h: * sys/glsink/glvideo.c: * sys/glsink/glvideo.h: * sys/glsink/gstopengl.c: * sys/glsink/gstglupload.c: Use new GstVideoFormat checked into -base. Add new glupload element to upload raw video into a GLXPixbuf. Untested. Will likely crash your motorcycle if you try it. * sys/glsink/gstvideo-common.c: * sys/glsink/gstvideo-common.h: Remove. --- sys/glsink/gstglupload.c | 186 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 186 insertions(+) create mode 100644 sys/glsink/gstglupload.c (limited to 'sys/glsink/gstglupload.c') diff --git a/sys/glsink/gstglupload.c b/sys/glsink/gstglupload.c new file mode 100644 index 00000000..116d9d44 --- /dev/null +++ b/sys/glsink/gstglupload.c @@ -0,0 +1,186 @@ +/* + * GStreamer + * Copyright (C) 2007 David Schleef + * + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include +#include +#include + +#define GST_CAT_DEFAULT gst_gl_upload_debug +GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT); + +#define GST_TYPE_GL_UPLOAD (gst_gl_upload_get_type()) +#define GST_GL_UPLOAD(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_UPLOAD,GstGLUpload)) +#define GST_IS_GL_UPLOAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_UPLOAD)) +#define GST_GL_UPLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_GL_UPLOAD,GstGLUploadClass)) +#define GST_IS_GL_UPLOAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_GL_UPLOAD)) +#define GST_GL_UPLOAD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_GL_UPLOAD,GstGLUploadClass)) +typedef struct _GstGLUpload GstGLUpload; +typedef struct _GstGLUploadClass GstGLUploadClass; + +typedef void (*GstGLUploadProcessFunc) (GstGLUpload *, guint8 *, guint); + +struct _GstGLUpload +{ + GstElement element; + + GstPad *srcpad; + GstPad *sinkpad; + + /* < private > */ + + GstGLDisplay *display; + GstVideoFormat format; + int width; + int height; +}; + +struct _GstGLUploadClass +{ + GstElementClass element_class; +}; + +static const GstElementDetails element_details = GST_ELEMENT_DETAILS ("FIXME", + "Filter/Effect", + "FIXME example filter", + "FIXME "); + +#define GST_GL_VIDEO_CAPS "video/x-raw-gl" + +static GstStaticPadTemplate gst_gl_upload_src_pad_template = +GST_STATIC_PAD_TEMPLATE ("src", + GST_PAD_SRC, + GST_PAD_ALWAYS, + GST_STATIC_CAPS (GST_GL_VIDEO_CAPS) + ); + +static GstStaticPadTemplate gst_gl_upload_sink_pad_template = +GST_STATIC_PAD_TEMPLATE ("sink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + GST_STATIC_CAPS (GST_VIDEO_CAPS_RGBx) + ); + +enum +{ + PROP_0 +}; + +#define DEBUG_INIT(bla) \ + GST_DEBUG_CATEGORY_INIT (gst_gl_upload_debug, "glupload", 0, "glupload element"); + +GST_BOILERPLATE_FULL (GstGLUpload, gst_gl_upload, GstElement, + GST_TYPE_ELEMENT, DEBUG_INIT); + +static void gst_gl_upload_set_property (GObject * object, guint prop_id, + const GValue * value, GParamSpec * pspec); +static void gst_gl_upload_get_property (GObject * object, guint prop_id, + GValue * value, GParamSpec * pspec); + +static GstFlowReturn gst_gl_upload_chain (GstPad * pad, GstBuffer * buf); +static void gst_gl_upload_reset (GstGLUpload * upload); + + +static void +gst_gl_upload_base_init (gpointer klass) +{ + GstElementClass *element_class = GST_ELEMENT_CLASS (klass); + + gst_element_class_set_details (element_class, &element_details); + + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&gst_gl_upload_src_pad_template)); + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&gst_gl_upload_sink_pad_template)); +} + +static void +gst_gl_upload_class_init (GstGLUploadClass * klass) +{ + GObjectClass *gobject_class; + + gobject_class = (GObjectClass *) klass; + gobject_class->set_property = gst_gl_upload_set_property; + gobject_class->get_property = gst_gl_upload_get_property; + +} + +static void +gst_gl_upload_init (GstGLUpload * upload, GstGLUploadClass * klass) +{ + gst_pad_set_chain_function (upload->sinkpad, gst_gl_upload_chain); + + gst_gl_upload_reset (upload); +} + +static void +gst_gl_upload_set_property (GObject * object, guint prop_id, + const GValue * value, GParamSpec * pspec) +{ + //GstGLUpload *upload = GST_GL_UPLOAD (object); + + switch (prop_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gst_gl_upload_get_property (GObject * object, guint prop_id, + GValue * value, GParamSpec * pspec) +{ + //GstGLUpload *upload = GST_GL_UPLOAD (object); + + switch (prop_id) { + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gst_gl_upload_reset (GstGLUpload * upload) +{ +} + +static GstFlowReturn +gst_gl_upload_chain (GstPad * pad, GstBuffer * buf) +{ + GstGLUpload *upload; + GstGLBuffer *outbuf; + + upload = GST_GL_UPLOAD (gst_pad_get_parent (pad)); + + outbuf = gst_gl_buffer_new (upload->display, upload->format, + upload->width, upload->height); + + gst_buffer_copy_metadata (GST_BUFFER (outbuf), buf, + GST_BUFFER_COPY_TIMESTAMPS | GST_BUFFER_COPY_FLAGS); + gst_gl_buffer_upload (outbuf, GST_BUFFER_DATA (buf)); + + gst_pad_push (upload->srcpad, GST_BUFFER (outbuf)); + + gst_object_unref (upload); + return GST_FLOW_OK; +} -- cgit v1.2.1