diff options
Diffstat (limited to 'video/decode/d3d.c')
-rw-r--r-- | video/decode/d3d.c | 287 |
1 files changed, 0 insertions, 287 deletions
diff --git a/video/decode/d3d.c b/video/decode/d3d.c deleted file mode 100644 index 8f04dcd0d6..0000000000 --- a/video/decode/d3d.c +++ /dev/null @@ -1,287 +0,0 @@ -/* - * This file is part of mpv. - * - * mpv 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. - * - * mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <pthread.h> - -#include "config.h" - -#include <libavcodec/avcodec.h> - -#include <libavutil/hwcontext.h> -#include <libavutil/hwcontext_d3d11va.h> - -#if HAVE_D3D9_HWACCEL -#include <libavutil/hwcontext_dxva2.h> -#endif - -#include "common/common.h" -#include "common/av_common.h" -#include "video/fmt-conversion.h" -#include "video/hwdec.h" -#include "video/mp_image.h" -#include "video/mp_image_pool.h" -#include "osdep/windows_utils.h" - -#include "d3d.h" - -HMODULE d3d11_dll, d3d9_dll, dxva2_dll; -PFN_D3D11_CREATE_DEVICE d3d11_D3D11CreateDevice; - -static pthread_once_t d3d_load_once = PTHREAD_ONCE_INIT; - -#if !HAVE_UWP -static void d3d_do_load(void) -{ - d3d11_dll = LoadLibrary(L"d3d11.dll"); - d3d9_dll = LoadLibrary(L"d3d9.dll"); - dxva2_dll = LoadLibrary(L"dxva2.dll"); - - if (d3d11_dll) { - d3d11_D3D11CreateDevice = - (void *)GetProcAddress(d3d11_dll, "D3D11CreateDevice"); - } -} -#else -static void d3d_do_load(void) -{ - - d3d11_D3D11CreateDevice = D3D11CreateDevice; -} -#endif - -void d3d_load_dlls(void) -{ - pthread_once(&d3d_load_once, d3d_do_load); -} - -// Test if Direct3D11 can be used by us. Basically, this prevents trying to use -// D3D11 on Win7, and then failing somewhere in the process. -bool d3d11_check_decoding(ID3D11Device *dev) -{ - HRESULT hr; - // We assume that NV12 is always supported, if hw decoding is supported at - // all. - UINT supported = 0; - hr = ID3D11Device_CheckFormatSupport(dev, DXGI_FORMAT_NV12, &supported); - return !FAILED(hr) && (supported & D3D11_BIND_DECODER); -} - -static void d3d11_refine_hwframes(AVBufferRef *hw_frames_ctx) -{ - AVHWFramesContext *fctx = (void *)hw_frames_ctx->data; - - if (fctx->format == AV_PIX_FMT_D3D11) { - AVD3D11VAFramesContext *hwctx = fctx->hwctx; - - // According to hwcontex_d3d11va.h, yuv420p means DXGI_FORMAT_420_OPAQUE, - // which has no shader support. - if (fctx->sw_format != AV_PIX_FMT_YUV420P) - hwctx->BindFlags |= D3D11_BIND_SHADER_RESOURCE; - } -} - -AVBufferRef *d3d11_wrap_device_ref(ID3D11Device *device) -{ - AVBufferRef *device_ref = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_D3D11VA); - if (!device_ref) - return NULL; - - AVHWDeviceContext *ctx = (void *)device_ref->data; - AVD3D11VADeviceContext *hwctx = ctx->hwctx; - - ID3D11Device_AddRef(device); - hwctx->device = device; - - if (av_hwdevice_ctx_init(device_ref) < 0) - av_buffer_unref(&device_ref); - - return device_ref; -} - -static void d3d11_complete_image_params(struct mp_image *img) -{ - AVHWFramesContext *hw_frames = (void *)img->hwctx->data; - - // According to hwcontex_d3d11va.h, this means DXGI_FORMAT_420_OPAQUE. - img->params.hw_flags = hw_frames->sw_format == AV_PIX_FMT_YUV420P - ? MP_IMAGE_HW_FLAG_OPAQUE : 0; - - if (img->params.hw_subfmt == IMGFMT_NV12) - mp_image_setfmt(img, IMGFMT_D3D11NV12); -} - -static struct AVBufferRef *d3d11_create_standalone(struct mpv_global *global, - struct mp_log *plog, struct hwcontext_create_dev_params *params) -{ - ID3D11Device *device = NULL; - HRESULT hr; - - d3d_load_dlls(); - if (!d3d11_D3D11CreateDevice) { - mp_err(plog, "Failed to load D3D11 library\n"); - return NULL; - } - - hr = d3d11_D3D11CreateDevice(NULL, D3D_DRIVER_TYPE_HARDWARE, NULL, - D3D11_CREATE_DEVICE_VIDEO_SUPPORT, NULL, 0, - D3D11_SDK_VERSION, &device, NULL, NULL); - if (FAILED(hr)) { - mp_err(plog, "Failed to create D3D11 Device: %s\n", - mp_HRESULT_to_str(hr)); - return NULL; - } - - AVBufferRef *avref = d3d11_wrap_device_ref(device); - ID3D11Device_Release(device); - if (!avref) - mp_err(plog, "Failed to allocate AVHWDeviceContext.\n"); - - return avref; -} - -const struct hwcontext_fns hwcontext_fns_d3d11 = { - .av_hwdevice_type = AV_HWDEVICE_TYPE_D3D11VA, - .complete_image_params = d3d11_complete_image_params, - .refine_hwframes = d3d11_refine_hwframes, - .create_dev = d3d11_create_standalone, -}; - -#if HAVE_D3D9_HWACCEL - -#define DXVA2API_USE_BITFIELDS -#include <libavutil/common.h> - -#include <libavutil/hwcontext_dxva2.h> - -static void d3d9_free_av_device_ref(AVHWDeviceContext *ctx) -{ - AVDXVA2DeviceContext *hwctx = ctx->hwctx; - - if (hwctx->devmgr) - IDirect3DDeviceManager9_Release(hwctx->devmgr); -} - -AVBufferRef *d3d9_wrap_device_ref(IDirect3DDevice9 *device) -{ - HRESULT hr; - - d3d_load_dlls(); - if (!dxva2_dll) - return NULL; - - HRESULT (WINAPI *DXVA2CreateDirect3DDeviceManager9)(UINT *, IDirect3DDeviceManager9 **) = - (void *)GetProcAddress(dxva2_dll, "DXVA2CreateDirect3DDeviceManager9"); - if (!DXVA2CreateDirect3DDeviceManager9) - return NULL; - - AVBufferRef *device_ref = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_DXVA2); - if (!device_ref) - return NULL; - - AVHWDeviceContext *ctx = (void *)device_ref->data; - AVDXVA2DeviceContext *hwctx = ctx->hwctx; - - UINT reset_token = 0; - hr = DXVA2CreateDirect3DDeviceManager9(&reset_token, &hwctx->devmgr); - if (FAILED(hr)) - goto fail; - - IDirect3DDeviceManager9_ResetDevice(hwctx->devmgr, device, reset_token); - if (FAILED(hr)) - goto fail; - - ctx->free = d3d9_free_av_device_ref; - - if (av_hwdevice_ctx_init(device_ref) < 0) - goto fail; - - return device_ref; - -fail: - d3d9_free_av_device_ref(ctx); - av_buffer_unref(&device_ref); - return NULL; -} - -static struct AVBufferRef *d3d9_create_standalone(struct mpv_global *global, - struct mp_log *plog, struct hwcontext_create_dev_params *params) -{ - d3d_load_dlls(); - if (!d3d9_dll || !dxva2_dll) { - mp_err(plog, "Failed to load D3D9 library\n"); - return NULL; - } - - HRESULT (WINAPI *Direct3DCreate9Ex)(UINT, IDirect3D9Ex **) = - (void *)GetProcAddress(d3d9_dll, "Direct3DCreate9Ex"); - if (!Direct3DCreate9Ex) { - mp_err(plog, "Failed to locate Direct3DCreate9Ex\n"); - return NULL; - } - - IDirect3D9Ex *d3d9ex = NULL; - HRESULT hr = Direct3DCreate9Ex(D3D_SDK_VERSION, &d3d9ex); - if (FAILED(hr)) { - mp_err(plog, "Failed to create IDirect3D9Ex object\n"); - return NULL; - } - - UINT adapter = D3DADAPTER_DEFAULT; - D3DDISPLAYMODEEX modeex = {0}; - IDirect3D9Ex_GetAdapterDisplayModeEx(d3d9ex, adapter, &modeex, NULL); - - D3DPRESENT_PARAMETERS present_params = { - .Windowed = TRUE, - .BackBufferWidth = 640, - .BackBufferHeight = 480, - .BackBufferCount = 0, - .BackBufferFormat = modeex.Format, - .SwapEffect = D3DSWAPEFFECT_DISCARD, - .Flags = D3DPRESENTFLAG_VIDEO, - }; - - IDirect3DDevice9Ex *exdev = NULL; - hr = IDirect3D9Ex_CreateDeviceEx(d3d9ex, adapter, - D3DDEVTYPE_HAL, - GetShellWindow(), - D3DCREATE_SOFTWARE_VERTEXPROCESSING | - D3DCREATE_MULTITHREADED | - D3DCREATE_FPU_PRESERVE, - &present_params, - NULL, - &exdev); - IDirect3D9_Release(d3d9ex); - if (FAILED(hr)) { - mp_err(plog, "Failed to create Direct3D device: %s\n", - mp_HRESULT_to_str(hr)); - return NULL; - } - - AVBufferRef *avref = d3d9_wrap_device_ref((IDirect3DDevice9 *)exdev); - IDirect3DDevice9Ex_Release(exdev); - if (!avref) - mp_err(plog, "Failed to allocate AVHWDeviceContext.\n"); - - return avref; -} - -const struct hwcontext_fns hwcontext_fns_dxva2 = { - .av_hwdevice_type = AV_HWDEVICE_TYPE_DXVA2, - .create_dev = d3d9_create_standalone, -}; - -#endif /* HAVE_D3D9_HWACCEL */ |