--- /dev/null
+/* GStreamer
+ * Copyright (C) 2021 Seungha Yang <seungha@centricular.com>
+ *
+ * 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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstmfplatloader.h"
+#include <gmodule.h>
+
+/* *INDENT-OFF* */
+G_BEGIN_DECLS
+
+GST_DEBUG_CATEGORY_EXTERN (gst_mf_debug);
+#define GST_CAT_DEFAULT gst_mf_debug
+
+G_END_DECLS
+
+#define LOAD_SYMBOL(name,func) G_STMT_START { \
+ if (!g_module_symbol (module, G_STRINGIFY (name), (gpointer *) &vtable->func)) { \
+ GST_WARNING ("Failed to load '%s', %s", G_STRINGIFY (name), g_module_error()); \
+ goto out; \
+ } \
+} G_STMT_END;
+
+typedef struct _GstMFPlatVTable
+{
+ gboolean loaded;
+
+ HRESULT (__stdcall * GstMFTEnum2) (GUID guidCategory,
+ UINT32 Flags,
+ const MFT_REGISTER_TYPE_INFO * pInputType,
+ const MFT_REGISTER_TYPE_INFO * pOutputType,
+ IMFAttributes * pAttributes,
+ IMFActivate *** pppMFTActivate,
+ UINT32 * pnumMFTActivate);
+
+ HRESULT (__stdcall * GstMFCreateDXGIDeviceManager) (UINT * resetToken,
+ IMFDXGIDeviceManager ** ppDeviceManager);
+
+ HRESULT (__stdcall * GstMFCreateVideoSampleAllocatorEx) (REFIID riid,
+ void** ppSampleAllocator);
+} GstMFPlatVTable;
+/* *INDENT-ON* */
+
+static GstMFPlatVTable gst_mf_plat_vtable = { 0, };
+
+static gboolean
+load_library_once (void)
+{
+ static gsize load_once = 0;
+ if (g_once_init_enter (&load_once)) {
+ GModule *module;
+ GstMFPlatVTable *vtable = &gst_mf_plat_vtable;
+
+ module = g_module_open ("mfplat.dll", G_MODULE_BIND_LAZY);
+ if (!module)
+ goto out;
+
+ LOAD_SYMBOL (MFTEnum2, GstMFTEnum2);
+ LOAD_SYMBOL (MFCreateDXGIDeviceManager, GstMFCreateDXGIDeviceManager);
+ LOAD_SYMBOL (MFCreateVideoSampleAllocatorEx,
+ GstMFCreateVideoSampleAllocatorEx);
+
+ vtable->loaded = TRUE;
+
+ out:
+ g_once_init_leave (&load_once, 1);
+ }
+
+ return gst_mf_plat_vtable.loaded;
+}
+
+gboolean
+gst_mf_plat_load_library (void)
+{
+ return load_library_once ();
+}
+
+HRESULT __stdcall
+GstMFTEnum2 (GUID guidCategory, UINT32 Flags,
+ const MFT_REGISTER_TYPE_INFO * pInputType,
+ const MFT_REGISTER_TYPE_INFO * pOutputType,
+ IMFAttributes * pAttributes, IMFActivate *** pppMFTActivate,
+ UINT32 * pnumMFTActivate)
+{
+ g_assert (gst_mf_plat_vtable.GstMFTEnum2 != NULL);
+
+ return gst_mf_plat_vtable.GstMFTEnum2 (guidCategory, Flags, pInputType,
+ pOutputType, pAttributes, pppMFTActivate, pnumMFTActivate);
+}
+
+HRESULT __stdcall
+GstMFCreateDXGIDeviceManager (UINT * resetToken,
+ IMFDXGIDeviceManager ** ppDeviceManager)
+{
+ g_assert (gst_mf_plat_vtable.GstMFCreateDXGIDeviceManager != NULL);
+
+ return gst_mf_plat_vtable.GstMFCreateDXGIDeviceManager (resetToken,
+ ppDeviceManager);
+}
+
+HRESULT __stdcall
+GstMFCreateVideoSampleAllocatorEx (REFIID riid, void **ppSampleAllocator)
+{
+ g_assert (gst_mf_plat_vtable.GstMFCreateVideoSampleAllocatorEx != NULL);
+
+ return gst_mf_plat_vtable.GstMFCreateVideoSampleAllocatorEx (riid,
+ ppSampleAllocator);
+}
--- /dev/null
+/* GStreamer
+ * Copyright (C) 2021 Seungha Yang <seungha@centricular.com>
+ *
+ * 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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#pragma once
+
+#include <gst/gst.h>
+#include <windows.h>
+#include <mfapi.h>
+
+G_BEGIN_DECLS
+
+gboolean gst_mf_plat_load_library (void);
+
+HRESULT __stdcall GstMFTEnum2 (GUID guidCategory,
+ UINT32 Flags,
+ const MFT_REGISTER_TYPE_INFO * pInputType,
+ const MFT_REGISTER_TYPE_INFO * pOutputType,
+ IMFAttributes * pAttributes,
+ IMFActivate *** pppMFTActivate,
+ UINT32 * pnumMFTActivate);
+
+HRESULT __stdcall GstMFCreateDXGIDeviceManager (UINT * resetToken,
+ IMFDXGIDeviceManager ** ppDeviceManager);
+
+HRESULT __stdcall GstMFCreateVideoSampleAllocatorEx (REFIID riid,
+ void** ppSampleAllocator);
+
+G_END_DECLS
#include "gstmfconfig.h"
#include <gst/gst.h>
-#include <gmodule.h>
#include "gstmftransform.h"
#include "gstmfutils.h"
+#include "gstmfplatloader.h"
#include <string.h>
#include <wrl.h>
G_END_DECLS
-static GModule *mf_plat_module = NULL;
-typedef HRESULT (__stdcall *pMFTEnum2) (GUID guidCategory,
- UINT32 Flags,
- const MFT_REGISTER_TYPE_INFO * pInputType,
- const MFT_REGISTER_TYPE_INFO * pOutputType,
- IMFAttributes * pAttributes,
- IMFActivate *** pppMFTActivate,
- UINT32 * pnumMFTActivate);
-static pMFTEnum2 GstMFTEnum2Func = NULL;
-
-gboolean
-gst_mf_transform_load_library (void)
-{
-#if GST_MF_HAVE_D3D11
- static gsize _init = 0;
- if (g_once_init_enter (&_init)) {
- mf_plat_module = g_module_open ("mfplat.dll", G_MODULE_BIND_LAZY);
-
- if (mf_plat_module) {
- if (!g_module_symbol (mf_plat_module, "MFTEnum2",
- (gpointer *) & GstMFTEnum2Func)) {
- GST_WARNING ("Cannot load MFTEnum2 symbol");
- g_module_close (mf_plat_module);
- mf_plat_module = NULL;
- GstMFTEnum2Func = NULL;
- } else {
- GST_INFO ("MFTEnum2 symbol is available");
- }
- }
-
- g_once_init_leave (&_init, 1);
- }
-#endif
-
- return ! !GstMFTEnum2Func;
-}
-
typedef HRESULT (*GstMFTransformAsyncCallbackOnEvent) (MediaEventType event,
GstObject * client);
/* NOTE: MFTEnum2 is desktop only and requires Windows 10 */
#if GST_MF_HAVE_D3D11
- if (GstMFTEnum2Func && self->enum_params.adapter_luid &&
+ if (gst_mf_plat_load_library () && self->enum_params.adapter_luid &&
(self->enum_params.enum_flags & MFT_ENUM_FLAG_HARDWARE) != 0) {
ComPtr < IMFAttributes > attr;
LUID luid;
goto run_loop;
}
- hr = GstMFTEnum2Func (self->enum_params.category,
+ hr = GstMFTEnum2 (self->enum_params.category,
self->enum_params.enum_flags, self->enum_params.input_typeinfo,
self->enum_params.output_typeinfo, attr.Get (), &devices, &num_devices);
} else
IMFSample * sample,
gpointer user_data);
-gboolean gst_mf_transform_load_library (void);
-
GstMFTransform * gst_mf_transform_new (GstMFTransformEnumParams * params);
gboolean gst_mf_transform_open (GstMFTransform * object);
#include <gst/gst.h>
#include "gstmfvideoenc.h"
-#include <wrl.h>
#include "gstmfvideobuffer.h"
+#include "gstmfplatloader.h"
+#include <wrl.h>
#include <string.h>
#include <cmath>
device = self->d3d11_device;
- hr = MFCreateDXGIDeviceManager (&self->reset_token, &self->device_manager);
+ hr = GstMFCreateDXGIDeviceManager (&self->reset_token, &self->device_manager);
if (!gst_mf_result (hr)) {
GST_ERROR_OBJECT (self, "Couldn't create DXGI device manager");
gst_clear_object (&self->other_d3d11_device);
GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY)) {
GST_DEBUG_OBJECT (self, "found D3D11 memory feature");
- hr = MFCreateVideoSampleAllocatorEx (IID_PPV_ARGS (&allocator));
+ hr = GstMFCreateVideoSampleAllocatorEx (IID_PPV_ARGS (&allocator));
if (!gst_mf_result (hr))
GST_WARNING_OBJECT (self,
"IMFVideoSampleAllocatorEx interface is unavailable");
'gstmfaacenc.cpp',
'gstmfmp3enc.cpp',
'gstmfvideobuffer.cpp',
+ 'gstmfplatloader.c',
]
mf_desktop_sources = [
#include "gstmfvp9enc.h"
#include "gstmfaacenc.h"
#include "gstmfmp3enc.h"
-#include "gstmftransform.h"
#if GST_MF_HAVE_D3D11
#include <gst/d3d11/gstd3d11.h>
+#include <gstmfplatloader.h>
#endif
GST_DEBUG_CATEGORY (gst_mf_debug);
IMFVideoSampleAllocatorEx *allocator = NULL;
/* Check whether we can use IMFVideoSampleAllocatorEx interface */
- hr = MFCreateVideoSampleAllocatorEx (&IID_IMFVideoSampleAllocatorEx,
+ hr = GstMFCreateVideoSampleAllocatorEx (&IID_IMFVideoSampleAllocatorEx,
&allocator);
if (!gst_mf_result (hr)) {
GST_DEBUG ("IMFVideoSampleAllocatorEx interface is unavailable");
* So, resulting MFT and D3D11 might not be compatible in case of multi-GPU
* environment on UWP. */
#if GST_MF_HAVE_D3D11
- if (gst_mf_transform_load_library ())
+ if (gst_mf_plat_load_library ())
device_list = get_d3d11_devices ();
#endif