--- /dev/null
+/*****************************************************************************
+ * direct2d.c : Direct2D video output plugin for vlc (Win7/Vista SP2 PF Update)
+ *****************************************************************************
+ * Copyright (C) 2010 VideoLAN and AUTHORS
+ * $Id$
+ *
+ * Author: David Kaplan <david@2of1.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+/*****************************************************************************
+ * Preamble
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+#include <assert.h>
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_playlist.h>
+#include <vlc_vout_display.h>
+
+#include <windows.h>
+#include <commctrl.h>
+
+#include <d2d1.h>
+
+#include "common.h"
+
+#include <initguid.h>
+#undef GUID_EXT
+#define GUID_EXT
+DEFINE_GUID(IID_ID2D1Factory, 0x6152247, 0x6f50, 0x465a, 0x92, 0x45, 0x11, 0x8b, 0xfd, 0x3b, 0x60, 0x7);
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+static int Open (vlc_object_t *);
+static void Close(vlc_object_t *);
+
+#define D2D_HELP N_("Video output for Windows 7/Windows Vista with Platform update")
+
+vlc_module_begin ()
+ set_category(CAT_VIDEO)
+ set_subcategory(SUBCAT_VIDEO_VOUT)
+ set_help(D2D_HELP)
+ set_shortname("Direct2D")
+ set_description(N_("Direct2D video output"))
+ set_capability("vout display", 65)
+ add_shortcut("direct2d")
+ set_callbacks(Open, Close)
+vlc_module_end ()
+
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+static picture_pool_t *Pool (vout_display_t *, unsigned);
+static void Prepare(vout_display_t *, picture_t *);
+static void Display(vout_display_t *, picture_t *);
+static int Control(vout_display_t *, int, va_list);
+static void Manage (vout_display_t *);
+
+static int D2D_CreateRenderTarget(vout_display_t *vd);
+static void D2D_ResizeRenderTarget(vout_display_t *vd);
+static void D2D_DestroyRenderTarget(vout_display_t *vd);
+
+/**
+ * Initialises Direct2D vout module
+ */
+static int Open(vlc_object_t *object)
+{
+ vout_display_t *vd = (vout_display_t *)object;
+ vout_display_sys_t *sys;
+
+ vd->sys = sys = calloc(1, sizeof(*sys));
+ if (!sys)
+ return VLC_ENOMEM;
+
+ sys->d2_render_target = NULL;
+
+ sys->d2_dll = LoadLibrary(TEXT("D2D1.DLL"));
+ if (!sys->d2_dll) {
+ if (object->b_force)
+ msg_Err(vd, "Cannot load D2D1.DLL, aborting");
+ goto error;
+ }
+
+ D2D1_FACTORY_OPTIONS fo = {
+ D2D1_DEBUG_LEVEL_NONE
+ };
+
+ HRESULT (WINAPI *D2D1CreateFactory)(D2D1_FACTORY_TYPE, REFIID,
+ const D2D1_FACTORY_OPTIONS *,
+ void **);
+
+ D2D1CreateFactory = (void *)GetProcAddress(sys->d2_dll,
+ TEXT("D2D1CreateFactory"));
+ if (!D2D1CreateFactory) {
+ msg_Err(vd,
+ "Cannot locate reference to a D2D1CreateFactory ABI in D2D1.DLL");
+ goto error;
+ }
+
+#ifndef NDEBUG
+ msg_Dbg(vd, "D2D1.DLL loaded");
+#endif
+
+ HRESULT hr = D2D1CreateFactory(D2D1_FACTORY_TYPE_SINGLE_THREADED,
+ (REFIID)&IID_ID2D1Factory,
+ &fo,
+ (void **)&sys->d2_factory);
+ if (hr != S_OK) {
+ msg_Err(vd, "Cannot create Direct2D factory (hr = 0x%x)!",
+ (unsigned)hr);
+ goto error;
+ }
+
+ if (CommonInit(vd))
+ goto error;
+
+ if (D2D_CreateRenderTarget(vd) != VLC_SUCCESS)
+ goto error;
+
+ vout_display_info_t info = vd->info;
+ info.is_slow = false;
+ info.has_double_click = true;
+ info.has_hide_mouse = false;
+ info.has_pictures_invalid = false;
+ vd->info = info;
+
+ vd->fmt.i_chroma = VLC_CODEC_RGB32; /* masks change this to BGR32 for ID2D1Bitmap */
+ vd->fmt.i_rmask = 0x0000ff00;
+ vd->fmt.i_gmask = 0x00ff0000;
+ vd->fmt.i_bmask = 0xff000000;
+
+ vd->pool = Pool;
+ vd->prepare = Prepare;
+ vd->display = Display;
+ vd->manage = Manage;
+ vd->control = Control;
+
+ EventThreadUpdateTitle(sys->event, VOUT_TITLE " (Direct2D output)");
+
+#ifndef NDEBUG
+ msg_Dbg(vd, "Ready");
+#endif
+
+ return VLC_SUCCESS;
+
+error:
+ Close(VLC_OBJECT(vd));
+ return VLC_EGENERIC;
+}
+
+/**
+ * Close Direct2D vout
+ */
+static void Close(vlc_object_t *object)
+{
+ vout_display_t *vd = (vout_display_t *)object;
+
+ D2D_DestroyRenderTarget(vd);
+
+ if (vd->sys->pool)
+ picture_pool_Delete(vd->sys->pool);
+
+ CommonClean(vd);
+
+ free(vd->sys);
+}
+
+/**
+ * Handles pool allocations for bitmaps
+ */
+static picture_pool_t *Pool(vout_display_t *vd, unsigned count)
+{
+ vout_display_sys_t *sys = vd->sys;
+
+ if (!sys->pool) {
+ sys->pool = picture_pool_NewFromFormat(&vd->fmt, count);
+#ifndef NDEBUG
+ msg_Dbg(vd, "New picture pool created");
+#endif
+ }
+
+ return sys->pool;
+}
+
+/**
+ * Performs set up of ID2D1Bitmap memory ready for blitting
+ */
+static void Prepare(vout_display_t *vd, picture_t *picture)
+{
+ vout_display_sys_t *sys = vd->sys;
+
+ if (sys->d2_render_target && sys->d2_bitmap) {
+
+ HRESULT hr = ID2D1Bitmap_CopyFromMemory(sys->d2_bitmap,
+ NULL /*&r_src*/,
+ picture->p[0].p_pixels,
+ picture->p[0].i_pitch);
+ if (hr != S_OK)
+ msg_Err(vd, "Failed to copy bitmap memory (hr = 0x%x)!",
+ (unsigned)hr);
+
+#ifndef NDEBUG
+ /*msg_Dbg(vd, "Bitmap dbg: target = %p, pitch = %d, bitmap = %p",
+ sys->d2_render_target, pitch, sys->d2_bitmap);*/
+#endif
+ }
+}
+
+/**
+ * Blits a scaled picture_t to the render target
+ */
+static void Display(vout_display_t *vd, picture_t *picture)
+{
+ vout_display_sys_t *sys = vd->sys;
+
+ D2D1_RECT_F r_dest = {
+ sys->rect_dest.left,
+ sys->rect_dest.top,
+ sys->rect_dest.right,
+ sys->rect_dest.bottom
+ };
+
+ if (sys->d2_render_target && sys->d2_bitmap) {
+ ID2D1HwndRenderTarget_BeginDraw(sys->d2_render_target);
+
+ ID2D1HwndRenderTarget_DrawBitmap(sys->d2_render_target,
+ sys->d2_bitmap,
+ &r_dest,
+ 1.0f,
+ D2D1_BITMAP_INTERPOLATION_MODE_LINEAR,
+ NULL);
+
+ HRESULT hr = ID2D1HwndRenderTarget_EndDraw(sys->d2_render_target,
+ NULL,
+ NULL);
+ if (hr == D2DERR_RECREATE_TARGET) {
+ D2D_DestroyRenderTarget(vd);
+ D2D_CreateRenderTarget(vd);
+ }
+ }
+
+ picture_Release(picture);
+
+ CommonDisplay(vd);
+}
+
+ /**
+ * Control event handler
+ */
+static int Control(vout_display_t *vd, int query, va_list args)
+{
+ return CommonControl(vd, query, args);
+}
+
+/**
+ * Handles surface management
+ * ID2D1RenderTargets cannot be resized and must be recreated
+ */
+static void Manage(vout_display_t *vd)
+{
+ vout_display_sys_t *sys = vd->sys;
+
+ CommonManage(vd);
+
+ if (sys->changes & DX_POSITION_CHANGE) {
+ D2D_ResizeRenderTarget(vd);
+ sys->changes &= ~DX_POSITION_CHANGE;
+ }
+}
+
+/**
+ * Creates a ID2D1HwndRenderTarget and associated ID2D1Bitmap
+ */
+static int D2D_CreateRenderTarget(vout_display_t *vd)
+{
+ vout_display_sys_t *sys = vd->sys;
+
+ sys->d2_render_target = NULL;
+
+ D2D1_PIXEL_FORMAT pf = {
+ DXGI_FORMAT_B8G8R8A8_UNORM,
+ D2D1_ALPHA_MODE_IGNORE
+ };
+
+ D2D1_RENDER_TARGET_PROPERTIES rtp = {
+ D2D1_RENDER_TARGET_TYPE_DEFAULT,
+ pf,
+ 0,
+ 0,
+ D2D1_RENDER_TARGET_USAGE_NONE,
+ D2D1_FEATURE_LEVEL_DEFAULT
+ };
+
+ D2D1_SIZE_U size = {
+ sys->rect_dest.right - sys->rect_dest.left,
+ sys->rect_dest.bottom - sys->rect_dest.top
+ };
+
+ D2D1_HWND_RENDER_TARGET_PROPERTIES hrtp = {
+ sys->hvideownd,
+ size,
+ D2D1_PRESENT_OPTIONS_IMMEDIATELY /* this might need fiddling */
+ };
+
+ HRESULT hr = ID2D1Factory_CreateHwndRenderTarget(sys->d2_factory,
+ &rtp,
+ &hrtp,
+ &sys->d2_render_target);
+ if (hr != S_OK) {
+ msg_Err(vd, "Cannot create render target (hvideownd = 0x%x, width = %d, height = %d, pf.format = %d, hr = 0x%x)!",
+ (unsigned)hrtp.hwnd, hrtp.pixelSize.width,
+ hrtp.pixelSize.height, pf.format, (unsigned)hr);
+
+ sys->d2_render_target = NULL;
+
+ return VLC_EGENERIC;
+ }
+
+ FLOAT dpi_x, dpi_y;
+
+ ID2D1Factory_GetDesktopDpi(sys->d2_factory,
+ &dpi_x,
+ &dpi_y);
+
+ D2D1_BITMAP_PROPERTIES bp = {
+ pf,
+ dpi_x,
+ dpi_y
+ };
+
+ D2D1_SIZE_U bitmap_size = {
+ vd->fmt.i_width,
+ vd->fmt.i_height
+ };
+
+ hr = ID2D1HwndRenderTarget_CreateBitmap(sys->d2_render_target,
+ bitmap_size,
+ NULL,
+ 0,
+ &bp,
+ &sys->d2_bitmap);
+ if (hr != S_OK) {
+ msg_Err(vd, "Failed to create bitmap (hr = 0x%x)!", (unsigned)hr);
+
+ sys->d2_bitmap = NULL;
+ D2D_DestroyRenderTarget(vd);
+
+ return VLC_EGENERIC;
+ }
+
+#ifndef NDEBUG
+ msg_Dbg(vd, "Render trgt dbg: dpi = %f, render_target = %p, bitmap = %p",
+ dpi_x, sys->d2_render_target, sys->d2_bitmap);
+#endif
+
+ return VLC_SUCCESS;
+}
+
+/**
+ * Resizes a ID2D1HWndRenderTarget
+ */
+static void D2D_ResizeRenderTarget(vout_display_t *vd)
+{
+ vout_display_sys_t *sys = vd->sys;
+
+ D2D1_SIZE_U size = {
+ sys->rect_dest.right - sys->rect_dest.left,
+ sys->rect_dest.bottom - sys->rect_dest.top
+ };
+
+ HRESULT hr = ID2D1HwndRenderTarget_Resize(sys->d2_render_target, &size);
+ if (hr != S_OK)
+ msg_Err(vd, "Cannot resize render target (width = %d, height = %d, hr = 0x%x)!",
+ size.width, size.height, (unsigned)hr);
+}
+
+/**
+ * Cleans up ID2D1HwndRenderTarget and ID2D1Bitmap
+ */
+static void D2D_DestroyRenderTarget(vout_display_t *vd)
+{
+ vout_display_sys_t *sys = vd->sys;
+
+ if (sys->d2_render_target) {
+ ID2D1HwndRenderTarget_Release(sys->d2_render_target);
+ sys->d2_render_target = NULL;
+ }
+
+ if (sys->d2_bitmap) {
+ ID2D1Bitmap_Release(sys->d2_bitmap);
+ sys->d2_bitmap = NULL;
+ }
+
+#ifndef NDEBUG
+ msg_Dbg(vd, "Destroyed");
+#endif
+}
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