subprojects/gst-plugins-bad/sys/d3dvideosink/d3dhelpers.h

   1 /* GStreamer
   2  * Copyright (C) 2012 Roland Krikava <info@bluedigits.com>
   3  * Copyright (C) 2010-2011 David Hoyt <dhoyt@hoytsoft.org>
   4  * Copyright (C) 2010 Andoni Morales <ylatuya@gmail.com>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Library General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Library General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Library General Public
  17  * License along with this library; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21 #ifndef _D3DHELPERS_H_
  22 #define _D3DHELPERS_H_
  23
  24 #include <gst/gst.h>
  25 #include <gst/video/video.h>
  26
  27 #include <windows.h>
  28
  29 #if defined(__MINGW32__)
  30 # ifndef _OBJC_NO_COM_
  31 #  if defined(__cplusplus) && !defined(CINTERFACE)
  32 #   if defined(__GNUC__) &&  __GNUC__ < 3 && !defined(NOCOMATTRIBUTE)
  33 #    define DECLARE_INTERFACE_IID_(i,b,d) _COM_interface __attribute__((com_interface)) i : public b
  34 #   else
  35 #    define DECLARE_INTERFACE_IID_(i,b,d) _COM_interface i : public b
  36 #   endif
  37 #  elif !defined(DECLARE_INTERFACE_IID_)
  38 #   define DECLARE_INTERFACE_IID_(i,b,d) DECLARE_INTERFACE(i)
  39 #  endif
  40 # endif
  41 # if !defined(__MSABI_LONG)
  42 #  define __MSABI_LONG(x)  x ## l
  43 # endif
  44 #endif
  45
  46 #include <d3d9.h>
  47
  48 typedef struct _GstD3DVideoSink GstD3DVideoSink;
  49 typedef struct _GstD3DVideoSinkClass GstD3DVideoSinkClass;
  50
  51 typedef struct _GstD3DDisplayDevice {
  52   UINT                   adapter;
  53   D3DFORMAT              format;
  54   D3DTEXTUREFILTERTYPE   filter_type;
  55   LPDIRECT3DDEVICE9      d3d_device;
  56   D3DPRESENT_PARAMETERS  present_params;
  57 } GstD3DDisplayDevice;
  58
  59 typedef struct _GstD3DDataClass {
  60   guint                  refs;
  61   LPDIRECT3D9            d3d;
  62   GstD3DDisplayDevice    device;
  63   GList                  *supported_formats;
  64
  65   /* Track individual sink instances */
  66   GList *                sink_list;
  67   gboolean               device_lost;
  68
  69   /* Window class for internal windows */
  70   WNDCLASS               wnd_class;
  71
  72   /* Windows Message Handling */
  73   GThread *              thread;
  74   GMutex                 thread_start_mutex;
  75   GCond                  thread_start_cond;
  76   HWND                   hidden_window;
  77   gboolean               thread_started;
  78   gboolean               thread_error_exit;
  79 } GstD3DDataClass;
  80
  81 typedef struct _GstD3DData {
  82   /* Window Proc Stuff */
  83   HWND                   external_window_handle;
  84   HWND                   window_handle;
  85   gboolean               window_is_internal;
  86   WNDPROC                orig_wnd_proc;
  87
  88   /* Render Constructs */
  89   LPDIRECT3DSWAPCHAIN9   swapchain;
  90   LPDIRECT3DSURFACE9     surface;
  91   D3DTEXTUREFILTERTYPE   filtertype;
  92   D3DFORMAT              format;
  93   GstVideoRectangle    * render_rect;
  94   gboolean               renderable;
  95   gboolean               device_lost;
  96
  97   /* list of GstD3DVideoSinkOverlay structs */
  98   GList * overlay;
  99   gboolean overlay_needs_resize;
 100 } GstD3DData;
 101
 102 gboolean       d3d_class_init(GstD3DVideoSink * klass);
 103 void           d3d_class_destroy(GstD3DVideoSink * klass);
 104
 105 gboolean       d3d_prepare_window(GstD3DVideoSink * sink);
 106 gboolean       d3d_stop(GstD3DVideoSink * sink);
 107 void           d3d_set_window_handle(GstD3DVideoSink * sink, guintptr window_id, gboolean internal);
 108 void           d3d_set_render_rectangle(GstD3DVideoSink * sink);
 109 void           d3d_expose_window(GstD3DVideoSink * sink);
 110 GstFlowReturn  d3d_render_buffer(GstD3DVideoSink * sink, GstBuffer * buf);
 111 GstCaps *      d3d_supported_caps(GstD3DVideoSink * sink);
 112 gboolean       d3d_set_render_format(GstD3DVideoSink * sink);
 113 gboolean       d3d_get_hwnd_window_size (HWND hwnd, gint * width, gint * height);
 114
 115 #define GST_TYPE_D3DSURFACE_BUFFER_POOL      (gst_d3dsurface_buffer_pool_get_type())
 116 #define GST_IS_D3DSURFACE_BUFFER_POOL(obj)   (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_D3DSURFACE_BUFFER_POOL))
 117 #define GST_D3DSURFACE_BUFFER_POOL(obj)      (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_D3DSURFACE_BUFFER_POOL, GstD3DSurfaceBufferPool))
 118 #define GST_D3DSURFACE_BUFFER_POOL_CAST(obj) ((GstD3DSurfaceBufferPool*)(obj))
 119
 120 typedef struct _GstD3DSurfaceBufferPool {
 121   GstVideoBufferPool parent;
 122
 123   GstD3DVideoSink *sink;
 124   GstVideoInfo info;
 125   gboolean add_metavideo;
 126
 127   GstAllocator *allocator;
 128 } GstD3DSurfaceBufferPool;
 129
 130 typedef struct _GstD3DSurfaceBufferPoolClass {
 131   GstVideoBufferPoolClass parent_class;
 132 } GstD3DSurfaceBufferPoolClass;
 133
 134 GType gst_d3dsurface_meta_api_get_type (void);
 135 #define GST_D3DSURFACE_META_API_TYPE  (gst_d3dsurface_meta_api_get_type())
 136 const GstMetaInfo * gst_d3dsurface_meta_get_info (void);
 137 #define GST_D3DSURFACE_META_INFO  (gst_d3dsurface_meta_get_info())
 138
 139 #define gst_buffer_get_d3dsurface_meta(b) ((GstD3DSurfaceMeta*)gst_buffer_get_meta((b),GST_D3DSURFACE_META_API_TYPE))
 140
 141 GType gst_d3dsurface_buffer_pool_get_type (void);
 142 GstBufferPool * gst_d3dsurface_buffer_pool_new (GstD3DVideoSink * sink);
 143
 144 #endif /* _D3DHELPERS_H_ */