[vlc-devel] [PATCH 6/7] direct3d9: add a decoder device when using external rendering
Steve Lhomme
robux4 at ycbcr.xyz
Wed Jun 26 15:49:03 CEST 2019
---
lib/media_player.c | 1 +
modules/hw/d3d9/Makefile.am | 1 +
modules/hw/d3d9/d3d9_device.c | 102 +++++++++++++++++++++++++++++++++
modules/hw/d3d9/d3d9_filters.c | 5 ++
modules/hw/d3d9/d3d9_filters.h | 4 ++
5 files changed, 113 insertions(+)
create mode 100644 modules/hw/d3d9/d3d9_device.c
diff --git a/lib/media_player.c b/lib/media_player.c
index 682388181e..de31b07e1d 100644
--- a/lib/media_player.c
+++ b/lib/media_player.c
@@ -1094,6 +1094,7 @@ bool libvlc_video_direct3d_set_callbacks(libvlc_media_player_t *mp,
{
var_SetString ( mp, "vout", "direct3d9" );
var_SetString ( mp, "avcodec-hw", "dxva2");
+ var_SetString ( mp, "dec-dev", "d3d9-device" );
}
else
return false;
diff --git a/modules/hw/d3d9/Makefile.am b/modules/hw/d3d9/Makefile.am
index 1711953e39..68f0084ab1 100644
--- a/modules/hw/d3d9/Makefile.am
+++ b/modules/hw/d3d9/Makefile.am
@@ -4,6 +4,7 @@ libdirect3d9_filters_plugin_la_SOURCES = hw/d3d9/d3d9_filters.h \
hw/d3d9/d3d9_filters.c \
hw/d3d9/dxva2_deinterlace.c \
hw/d3d9/dxa9.c \
+ hw/d3d9/d3d9_device.c \
hw/d3d9/d3d9_instance.c
libdirect3d9_filters_plugin_la_LDFLAGS = $(AM_LDFLAGS) -rpath '$(d3d9dir)'
libdirect3d9_filters_plugin_la_LIBADD = libchroma_copy.la libdeinterlace_common.la libd3d9_common.la $(LIBCOM)
diff --git a/modules/hw/d3d9/d3d9_device.c b/modules/hw/d3d9/d3d9_device.c
new file mode 100644
index 0000000000..dfb6bd27fd
--- /dev/null
+++ b/modules/hw/d3d9/d3d9_device.c
@@ -0,0 +1,102 @@
+/*****************************************************************************
+ * d3d9_device.c : D3D9 decoder device from external IDirect3DDevice9
+ *****************************************************************************
+ * Copyright © 2019 VLC authors, VideoLAN and VideoLabs
+ *
+ * Authors: Steve Lhomme <robux4 at ycbcr.xyz>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser 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 <vlc_common.h>
+#include <vlc_codec.h>
+
+#include <vlc/libvlc.h>
+#include <vlc/libvlc_picture.h>
+#include <vlc/libvlc_media.h>
+#include <vlc/libvlc_renderer_discoverer.h>
+#include <vlc/libvlc_media_player.h>
+
+#include "d3d9_filters.h"
+
+typedef struct {
+ void *opaque;
+ libvlc_video_direct3d_device_cleanup_cb cleanupDeviceCb;
+
+ d3d9_device_t d3ddev;
+} d3d9_decoder_device;
+
+int D3D9OpenDecoderDevice(vlc_decoder_device *device, vout_window_t *wnd, vlc_fourcc_t chroma)
+{
+ d3d9_decoder_device *sys = vlc_obj_malloc(VLC_OBJECT(device), sizeof(*sys));
+ if (unlikely(sys==NULL))
+ return VLC_ENOMEM;
+
+ libvlc_video_direct3d_device_setup_t out = { NULL };
+ libvlc_video_direct3d_device_setup_cb setupDeviceCb = var_InheritAddress( wnd, "vout-cb-setup" );
+ if ( setupDeviceCb )
+ {
+ sys->opaque = var_InheritAddress( wnd, "vout-cb-opaque" );
+ sys->cleanupDeviceCb = var_InheritAddress( wnd, "vout-cb-cleanup" );
+ libvlc_video_direct3d_device_cfg_t cfg = {
+ .hardware_decoding = is_d3d9_opaque( chroma ),
+ };
+ if (!setupDeviceCb( &sys->opaque, &cfg, &out ))
+ {
+ goto error;
+ }
+ }
+
+ if ( !out.device_context )
+ {
+ goto error;
+ }
+
+ d3d9_handle_t hd3d;
+ D3D9_CloneExternal( &hd3d, out.device_context );
+ HRESULT hr = D3D9_CreateDevice( device, &hd3d, NULL, &sys->d3ddev );
+ if ( FAILED(hr) )
+ {
+ goto error;
+ }
+
+ device->opaque = sys->d3ddev.dev;
+ device->type = VLC_DECODER_DEVICE_DXVA2;
+ device->sys = sys;
+
+ return VLC_SUCCESS;
+error:
+ if ( sys->cleanupDeviceCb )
+ sys->cleanupDeviceCb( sys->opaque );
+ return VLC_EGENERIC;
+}
+
+void D3D9CloseDecoderDevice(vlc_decoder_device *device)
+{
+ d3d9_decoder_device *sys = device->sys;
+
+ D3D9_ReleaseDevice( &sys->d3ddev );
+
+ if ( sys->cleanupDeviceCb )
+ sys->cleanupDeviceCb( sys->opaque );
+}
diff --git a/modules/hw/d3d9/d3d9_filters.c b/modules/hw/d3d9/d3d9_filters.c
index a995c61d14..f1639e0b6e 100644
--- a/modules/hw/d3d9/d3d9_filters.c
+++ b/modules/hw/d3d9/d3d9_filters.c
@@ -496,4 +496,9 @@ vlc_module_begin()
add_submodule()
set_callbacks( D3D9OpenCPUConverter, D3D9CloseCPUConverter )
set_capability( "video converter", 10 )
+
+ add_submodule()
+ set_callbacks( D3D9OpenDecoderDevice, D3D9CloseDecoderDevice )
+ set_capability( "decoder device", 0 )
+ add_shortcut ("d3d9-device")
vlc_module_end()
diff --git a/modules/hw/d3d9/d3d9_filters.h b/modules/hw/d3d9/d3d9_filters.h
index ee0878bf3e..69b316e6ba 100644
--- a/modules/hw/d3d9/d3d9_filters.h
+++ b/modules/hw/d3d9/d3d9_filters.h
@@ -24,6 +24,7 @@
#define VLC_D3D9_FILTERS_H
#include <vlc_common.h>
+#include <vlc_vout_display.h>
#include "../../video_chroma/d3d9_fmt.h"
@@ -34,6 +35,9 @@ void D3D9CloseConverter(vlc_object_t *);
int D3D9OpenCPUConverter(vlc_object_t *);
void D3D9CloseCPUConverter(vlc_object_t *);
+int D3D9OpenDecoderDevice(vlc_decoder_device *, vout_window_t *, vlc_fourcc_t);
+void D3D9CloseDecoderDevice(vlc_decoder_device *);
+
void D3D9_FilterHoldInstance(filter_t *, d3d9_device_t *, D3DSURFACE_DESC *);
void D3D9_FilterReleaseInstance(d3d9_device_t *);
--
2.17.1
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