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ff026e0801
Handles GstVideoMeta and GstVideoCropMeta Provides GstBufferPool New GstPVRMeta to handle the wrapped PVR mem_src
153 lines
4.1 KiB
C
153 lines
4.1 KiB
C
/* GStreamer
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*
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* Copyright (C) 2011 - Collabora Ltda
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* Copyright (C) 2011 - Texas Instruments
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* @author: Luciana Fujii Pontello <luciana.fujii@collabora.co.uk>
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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 Lesser 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_PVRVIDEOSINK_H__
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#define __GST_PVRVIDEOSINK_H__
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#include <gst/video/gstvideosink.h>
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#include <gst/video/video.h>
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#include <string.h>
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#include <math.h>
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#include <pvr2d.h>
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#include <EGL/egl.h>
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#include <wsegl.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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G_BEGIN_DECLS
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#define GST_TYPE_PVRVIDEOSINK (gst_pvrvideosink_get_type())
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#define GST_PVRVIDEOSINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_PVRVIDEOSINK, GstPVRVideoSink))
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#define GST_PVRVIDEOSINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_PVRVIDEOSINK, GstPVRVideoSinkClass))
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#define GST_IS_PVRVIDEOSINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_PVRVIDEOSINK))
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#define GST_IS_PVRVIDEOSINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_PVRVIDEOSINK))
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typedef struct _GstDrawContext GstDrawContext;
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typedef struct _GstXWindow GstXWindow;
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typedef struct _GstPVRVideoBuffer GstPVRVideoBuffer;
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typedef struct _GstPVRVideoBufferClass GstPVRVideoBufferClass;
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typedef struct _GstPVRVideoSink GstPVRVideoSink;
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typedef struct _GstPVRVideoSinkClass GstPVRVideoSinkClass;
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struct _GstDrawContext
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{
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/* PVR2D */
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PVR2DCONTEXTHANDLE pvr_context;
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PVR2DMEMINFO dst_mem;
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PPVR2D_3DBLT_EXT p_blt_info;
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PPVR2DBLTINFO p_blt2d_info;
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long stride;
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PVR2DFORMAT display_format;
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long display_width;
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long display_height;
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/* WSEGL */
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const WSEGL_FunctionTable *wsegl_table;
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WSEGLDisplayHandle display_handle;
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const WSEGLCaps **glcaps;
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WSEGLConfig *glconfig;
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WSEGLDrawableHandle drawable_handle;
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WSEGLRotationAngle rotation;
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GMutex *x_lock;
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Display *x_display;
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gint screen_num;
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gulong black;
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};
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struct _GstXWindow
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{
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Window window;
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gint width, height;
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gboolean internal;
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GC gc;
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};
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/**
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* GstPVRVideoSink:
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* @running: used to inform @event_thread if it should run/shutdown
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* @fps_n: the framerate fraction numerator
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* @fps_d: the framerate fraction denominator
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* @flow_lock: used to protect data flow routines from external calls such as
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* events from @event_thread or methods from the #GstXOverlay interface
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* @x_lock: used to protect X calls
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* @buffer_pool: a list of #GstPVRVideoBuffer that could be reused at next buffer
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* allocation call
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* @keep_aspect: used to remember if reverse negotiation scaling should respect
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* aspect ratio
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*
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* The #GstPVRVideoSink data structure.
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*/
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struct _GstPVRVideoSink
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{
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/* Our element stuff */
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GstVideoSink videosink;
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gboolean running;
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/* Framerate numerator and denominator */
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GstVideoInfo info;
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GThread *event_thread;
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GMutex *flow_lock;
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GstBufferPool *pool;
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gboolean keep_aspect;
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GstCaps *current_caps;
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GstDrawContext *dcontext;
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GstXWindow *xwindow;
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GstVideoRectangle render_rect;
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gboolean have_render_rect;
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gchar *media_title;
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gboolean redraw_borders;
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GstBuffer *current_buffer;
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/* List of buffer using GstPVRMeta on ourselves */
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GList *metabuffers;
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WSEGLDrawableParams render_params;
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};
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struct _GstPVRVideoSinkClass
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{
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GstVideoSinkClass parent_class;
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};
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GType gst_pvrvideosink_get_type (void);
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void gst_pvrvideosink_track_buffer (GstPVRVideoSink * pvrsink, GstBuffer * buffer);
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void gst_pvrvideosink_untrack_buffer (GstPVRVideoSink * pvrsink, GstBuffer * buffer);
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G_END_DECLS
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#endif /* __GST_PVRVIDEOSINK_H__ */
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