Commit 8d73a679 authored by Steve Lhomme's avatar Steve Lhomme Committed by Jean-Baptiste Kempf

hw:d3d11: add a file to control the D3D11 device common to all filters

Signed-off-by: Jean-Baptiste Kempf's avatarJean-Baptiste Kempf <jb@videolan.org>
parent ea902a99
......@@ -3,7 +3,8 @@ d3d11dir = $(pluginsdir)/d3d11
libdirect3d11_filters_plugin_la_SOURCES = hw/d3d11/d3d11_filters.h \
hw/d3d11/d3d11_filters.c \
hw/d3d11/d3d11_deinterlace.c \
hw/d3d11/d3d11_surface.c
hw/d3d11/d3d11_surface.c \
hw/d3d11/d3d11_instance.c
libdirect3d11_filters_plugin_la_LDFLAGS = $(AM_LDFLAGS) -rpath '$(d3d11dir)'
libdirect3d11_filters_plugin_la_LIBADD = libchroma_copy.la libdeinterlace_common.la libd3d11_common.la
if HAVE_WINSTORE
......
......@@ -25,6 +25,8 @@
#include <vlc_common.h>
#include "../../video_chroma/d3d11_fmt.h"
int D3D11OpenDeinterlace(vlc_object_t *);
void D3D11CloseDeinterlace(vlc_object_t *);
int D3D11OpenConverter(vlc_object_t *);
......@@ -32,4 +34,7 @@ void D3D11CloseConverter(vlc_object_t *);
int D3D11OpenCPUConverter(vlc_object_t *);
void D3D11CloseCPUConverter(vlc_object_t *);
void D3D11_FilterHoldInstance(filter_t *, d3d11_device_t *, D3D11_TEXTURE2D_DESC *);
void D3D11_FilterReleaseInstance(d3d11_device_t *);
#endif /* VLC_D3D11_FILTERS_H */
/*****************************************************************************
* d3d11_instance.c: D3D11 unique device context instance
*****************************************************************************
* Copyright © 2017 VLC authors, VideoLAN and VideoLabs
*
* Authors: Steve Lhomme <robux4@gmail.com>
*
* 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.
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <vlc_filter.h>
#include <vlc_picture.h>
#include <assert.h>
#define COBJMACROS
#include <d3d11.h>
#include "d3d11_filters.h"
static vlc_mutex_t inst_lock = VLC_STATIC_MUTEX;
static d3d11_device_t device = { .d3dcontext = NULL };
static size_t instances = 0;
void D3D11_FilterHoldInstance(filter_t *filter, d3d11_device_t *out, D3D11_TEXTURE2D_DESC *dstDesc)
{
picture_t *pic = filter_NewPicture(filter);
if (!pic)
{
out->d3dcontext = NULL;
return;
}
picture_sys_t *p_sys = ActivePictureSys(pic);
vlc_mutex_lock(&inst_lock);
if (p_sys)
{
out->d3dcontext = p_sys->context;
ID3D11DeviceContext_GetDevice(out->d3dcontext, &out->d3ddevice);
ID3D11Device_Release(out->d3ddevice);
if (device.d3dcontext == NULL)
{
device = *out;
instances++;
}
ID3D11Texture2D_GetDesc(p_sys->texture[KNOWN_DXGI_INDEX], dstDesc);
}
else
{
*out = device;
if (device.d3dcontext != NULL)
instances++;
memset(dstDesc, 0, sizeof(*dstDesc));
if (filter->fmt_in.video.i_chroma == VLC_CODEC_D3D11_OPAQUE_10B)
dstDesc->Format = DXGI_FORMAT_P010;
else
dstDesc->Format = DXGI_FORMAT_NV12;
dstDesc->Width = filter->fmt_out.video.i_width;
dstDesc->Height = filter->fmt_out.video.i_height;
}
out->owner = false;
if (unlikely(out->d3dcontext == NULL))
msg_Warn(filter, "no context available");
else
{
ID3D11DeviceContext_AddRef(out->d3dcontext);
ID3D11Device_AddRef(out->d3ddevice);
}
vlc_mutex_unlock(&inst_lock);
picture_Release(pic);
}
void D3D11_FilterReleaseInstance(d3d11_device_t *d3d_dev)
{
vlc_mutex_lock(&inst_lock);
if (d3d_dev->d3dcontext && d3d_dev->d3dcontext == device.d3dcontext)
{
assert(instances != 0);
if (--instances == 0)
device.d3dcontext = NULL;
}
D3D11_ReleaseDevice(d3d_dev);
vlc_mutex_unlock(&inst_lock);
}
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