mirror of https://github.com/mpv-player/mpv
vo_opengl: add dxva2 interop to angle backend
Like dxinterop, this uses StretchRect or RGB conversion. This is unavoidable as long as we use the dxva2 API, as there is no way to access the raw hardware decoded Direct3D9 surfaces.
This commit is contained in:
Kevin Mitchell
parent
d54b60c63d
commit
8ff09f3217
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@ -28,6 +28,7 @@ extern const struct gl_hwdec_driver gl_hwdec_vaegl;
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extern const struct gl_hwdec_driver gl_hwdec_vaglx;
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extern const struct gl_hwdec_driver gl_hwdec_videotoolbox;
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extern const struct gl_hwdec_driver gl_hwdec_vdpau;
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extern const struct gl_hwdec_driver gl_hwdec_dxva2egl;
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extern const struct gl_hwdec_driver gl_hwdec_dxva2gldx;
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extern const struct gl_hwdec_driver gl_hwdec_dxva2;
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@ -45,6 +46,9 @@ static const struct gl_hwdec_driver *const mpgl_hwdec_drivers[] = {
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&gl_hwdec_videotoolbox,
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#endif
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#if HAVE_DXVA2_HWACCEL
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#if HAVE_EGL_ANGLE
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&gl_hwdec_dxva2egl,
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#endif
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#if HAVE_GL_DXINTEROP
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&gl_hwdec_dxva2gldx,
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#endif
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@ -0,0 +1,346 @@
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/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <assert.h>
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#include <windows.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include "common/common.h"
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#include "osdep/timer.h"
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#include "osdep/windows_utils.h"
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#include "hwdec.h"
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#include "video/dxva2.h"
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#include "video/d3d.h"
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#include "video/hwdec.h"
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struct priv {
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struct mp_d3d_ctx ctx;
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HMODULE d3d9_dll;
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IDirect3D9Ex *d3d9ex;
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IDirect3DDevice9Ex *device9ex;
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IDirect3DQuery9 *query9;
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IDirect3DTexture9 *texture9;
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IDirect3DSurface9 *surface9;
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EGLDisplay egl_display;
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EGLConfig egl_config;
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EGLint alpha;
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EGLSurface egl_surface;
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GLuint gl_texture;
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};
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static void destroy_textures(struct gl_hwdec *hw)
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{
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struct priv *p = hw->priv;
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GL *gl = hw->gl;
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gl->DeleteTextures(1, &p->gl_texture);
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p->gl_texture = 0;
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if (p->egl_display && p->egl_surface) {
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eglReleaseTexImage(p->egl_display, p->egl_surface, EGL_BACK_BUFFER);
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eglDestroySurface(p->egl_display, p->egl_surface);
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p->egl_surface = NULL;
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}
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if (p->surface9) {
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IDirect3DSurface9_Release(p->surface9);
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p->surface9 = NULL;
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}
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if (p->texture9) {
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IDirect3DTexture9_Release(p->texture9);
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p->texture9 = NULL;
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}
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}
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static void destroy(struct gl_hwdec *hw)
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{
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struct priv *p = hw->priv;
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destroy_textures(hw);
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if (p->query9)
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IDirect3DQuery9_Release(p->query9);
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if (p->device9ex)
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IDirect3DDevice9Ex_Release(p->device9ex);
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if (p->d3d9ex)
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IDirect3D9Ex_Release(p->d3d9ex);
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if (p->d3d9_dll)
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FreeLibrary(p->d3d9_dll);
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}
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static int create(struct gl_hwdec *hw)
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{
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if (hw->hwctx)
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return -1;
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EGLDisplay egl_display = eglGetCurrentDisplay();
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if (!egl_display)
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return -1;
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const char *exts = eglQueryString(egl_display, EGL_EXTENSIONS);
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if (!exts ||
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!strstr(exts, "EGL_ANGLE_d3d_share_handle_client_buffer")) {
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return -1;
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}
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HRESULT hr;
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struct priv *p = talloc_zero(hw, struct priv);
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hw->priv = p;
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p->egl_display = egl_display;
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p->d3d9_dll = LoadLibraryW(L"d3d9.dll");
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if (!p->d3d9_dll) {
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MP_FATAL(hw, "Failed to load \"d3d9.dll\": %s\n",
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mp_LastError_to_str());
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goto fail;
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}
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HRESULT (WINAPI *Direct3DCreate9Ex)(UINT SDKVersion, IDirect3D9Ex **ppD3D);
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Direct3DCreate9Ex = (void *)GetProcAddress(p->d3d9_dll, "Direct3DCreate9Ex");
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if (!Direct3DCreate9Ex) {
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MP_FATAL(hw, "Direct3D 9Ex not supported\n");
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goto fail;
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}
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hr = Direct3DCreate9Ex(D3D_SDK_VERSION, &p->d3d9ex);
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if (FAILED(hr)) {
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MP_FATAL(hw, "Couldn't create Direct3D9Ex: %s\n",
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mp_HRESULT_to_str(hr));
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goto fail;
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}
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// We must create our own Direct3D9Ex device. ANGLE can give us the device
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// it's using, but that's probably a ID3D11Device.
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// (copied from chromium dxva_video_decode_accelerator_win.cc)
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D3DPRESENT_PARAMETERS present_params = {
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.BackBufferWidth = 1,
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.BackBufferHeight = 1,
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.BackBufferFormat = D3DFMT_UNKNOWN,
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.BackBufferCount = 1,
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.SwapEffect = D3DSWAPEFFECT_DISCARD,
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.hDeviceWindow = NULL,
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.Windowed = TRUE,
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.Flags = D3DPRESENTFLAG_VIDEO,
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.FullScreen_RefreshRateInHz = 0,
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.PresentationInterval = 0,
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};
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hr = IDirect3D9Ex_CreateDeviceEx(p->d3d9ex,
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D3DADAPTER_DEFAULT,
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D3DDEVTYPE_HAL,
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NULL,
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D3DCREATE_FPU_PRESERVE |
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D3DCREATE_HARDWARE_VERTEXPROCESSING |
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D3DCREATE_DISABLE_PSGP_THREADING |
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D3DCREATE_MULTITHREADED,
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&present_params,
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NULL,
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&p->device9ex);
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if (FAILED(hr)) {
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MP_FATAL(hw, "Failed to create Direct3D9Ex device: %s\n",
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mp_HRESULT_to_str(hr));
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goto fail;
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}
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hr = IDirect3DDevice9_CreateQuery(p->device9ex, D3DQUERYTYPE_EVENT,
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&p->query9);
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if (FAILED(hr)) {
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MP_FATAL(hw, "Failed to create Direct3D query interface: %s\n",
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mp_HRESULT_to_str(hr));
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goto fail;
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}
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// Test the query API
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hr = IDirect3DQuery9_Issue(p->query9, D3DISSUE_END);
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if (FAILED(hr)) {
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MP_FATAL(hw, "Failed to issue Direct3D END test query: %s\n",
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mp_HRESULT_to_str(hr));
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goto fail;
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}
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EGLint attrs[] = {
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EGL_BUFFER_SIZE, 32,
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EGL_RED_SIZE, 8,
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EGL_GREEN_SIZE, 8,
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EGL_BLUE_SIZE, 8,
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EGL_SURFACE_TYPE, EGL_PBUFFER_BIT,
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EGL_ALPHA_SIZE, 0,
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EGL_NONE
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};
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EGLint count;
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if (!eglChooseConfig(p->egl_display, attrs, &p->egl_config, 1, &count) ||
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!count) {
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MP_ERR(hw, "Failed to get EGL surface configuration\n");
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goto fail;
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}
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if (!eglGetConfigAttrib(p->egl_display, p->egl_config,
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EGL_BIND_TO_TEXTURE_RGBA, &p->alpha)) {
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MP_FATAL(hw, "Failed to query EGL surface alpha\n");
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goto fail;
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}
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hw->converted_imgfmt = p->alpha ? IMGFMT_RGBA : IMGFMT_RGB0;
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MP_VERBOSE(hw, "Using image format %s\n",
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mp_imgfmt_to_name(hw->converted_imgfmt));
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p->ctx.d3d9_device = (IDirect3DDevice9 *)p->device9ex;
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p->ctx.hwctx.type = HWDEC_DXVA2;
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p->ctx.hwctx.d3d_ctx = &p->ctx;
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hw->hwctx = &p->ctx.hwctx;
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return 0;
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fail:
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destroy(hw);
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return -1;
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}
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static int reinit(struct gl_hwdec *hw, struct mp_image_params *params)
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{
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struct priv *p = hw->priv;
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GL *gl = hw->gl;
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HRESULT hr;
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destroy_textures(hw);
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assert(params->imgfmt == hw->driver->imgfmt);
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HANDLE share_handle = NULL;
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hr = IDirect3DDevice9Ex_CreateTexture(p->device9ex,
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params->w, params->h,
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1, D3DUSAGE_RENDERTARGET,
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p->alpha ? D3DFMT_A8R8G8B8 : D3DFMT_X8R8G8B8,
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D3DPOOL_DEFAULT,
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&p->texture9,
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&share_handle);
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if (FAILED(hr)) {
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MP_ERR(hw, "Failed to create Direct3D9 texture: %s\n",
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mp_HRESULT_to_str(hr));
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goto fail;
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}
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hr = IDirect3DTexture9_GetSurfaceLevel(p->texture9, 0, &p->surface9);
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if (FAILED(hr)) {
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MP_ERR(hw, "Failed to get Direct3D9 surface from texture: %s\n",
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mp_HRESULT_to_str(hr));
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goto fail;
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}
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EGLint attrib_list[] = {
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EGL_WIDTH, params->w,
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EGL_HEIGHT, params->h,
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EGL_TEXTURE_FORMAT, p->alpha ? EGL_TEXTURE_RGBA : EGL_TEXTURE_RGB,
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EGL_TEXTURE_TARGET, EGL_TEXTURE_2D,
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EGL_NONE
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};
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p->egl_surface = eglCreatePbufferFromClientBuffer(
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p->egl_display, EGL_D3D_TEXTURE_2D_SHARE_HANDLE_ANGLE,
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share_handle, p->egl_config, attrib_list);
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if (p->egl_surface == EGL_NO_SURFACE) {
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MP_ERR(hw, "Failed to create EGL surface\n");
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goto fail;
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}
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gl->GenTextures(1, &p->gl_texture);
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gl->BindTexture(GL_TEXTURE_2D, p->gl_texture);
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gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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gl->TexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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gl->BindTexture(GL_TEXTURE_2D, 0);
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return 0;
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fail:
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destroy_textures(hw);
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return -1;
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}
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static int map_image(struct gl_hwdec *hw, struct mp_image *hw_image,
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GLuint *out_textures)
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{
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struct priv *p = hw->priv;
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GL *gl = hw->gl;
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if (!p->surface9 || !p->egl_surface || !p->gl_texture)
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return -1;
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HRESULT hr;
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RECT rc = {0, 0, hw_image->w, hw_image->h};
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IDirect3DSurface9* hw_surface = d3d9_surface_in_mp_image(hw_image);
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hr = IDirect3DDevice9Ex_StretchRect(p->device9ex,
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hw_surface, &rc,
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p->surface9, &rc,
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D3DTEXF_NONE);
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if (FAILED(hr)) {
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MP_ERR(hw, "Direct3D RGB conversion failed: %s\n",
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mp_HRESULT_to_str(hr));
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return -1;
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}
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hr = IDirect3DQuery9_Issue(p->query9, D3DISSUE_END);
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if (FAILED(hr)) {
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MP_ERR(hw, "Failed to issue Direct3D END query\n");
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return -1;
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}
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// There doesn't appear to be an efficient way to do a blocking flush
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// of the above StretchRect. Timeout of 8ms is required to reliably
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// render 4k on Intel Haswell, Ivybridge and Cherry Trail Atom.
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const int max_retries = 8;
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const int64_t wait_us = 1000;
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int retries = 0;
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while (true) {
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hr = IDirect3DQuery9_GetData(p->query9, NULL, 0, D3DGETDATA_FLUSH);
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if (FAILED(hr)) {
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MP_ERR(hw, "Failed to query Direct3D flush state\n");
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return -1;
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} else if (hr == S_FALSE) {
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if (++retries > max_retries) {
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MP_VERBOSE(hw, "Failed to flush frame after %lld ms\n",
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(long long)(wait_us * max_retries) / 1000);
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break;
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}
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mp_sleep_us(wait_us);
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} else {
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break;
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}
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}
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gl->BindTexture(GL_TEXTURE_2D, p->gl_texture);
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eglBindTexImage(p->egl_display, p->egl_surface, EGL_BACK_BUFFER);
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gl->BindTexture(GL_TEXTURE_2D, 0);
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out_textures[0] = p->gl_texture;
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return 0;
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}
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const struct gl_hwdec_driver gl_hwdec_dxva2egl = {
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.name = "dxva2-egl",
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.api = HWDEC_DXVA2,
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.imgfmt = IMGFMT_DXVA2,
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.create = create,
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.reinit = reinit,
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.map_image = map_image,
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.destroy = destroy,
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};
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@ -340,6 +340,7 @@ def build(ctx):
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( "video/out/opengl/hwdec.c", "gl" ),
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( "video/out/opengl/hwdec_dxva2.c", "gl-win32" ),
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( "video/out/opengl/hwdec_dxva2gldx.c", "gl-dxinterop" ),
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( "video/out/opengl/hwdec_dxva2egl.c", "egl-angle" ),
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( "video/out/opengl/hwdec_vaegl.c", "vaapi-egl" ),
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( "video/out/opengl/hwdec_vaglx.c", "vaapi-glx" ),
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( "video/out/opengl/hwdec_osx.c", "videotoolbox-gl" ),
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