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hwcontext_d3d11va: add option to enable debug mode 

Basically copied from VLC (LGPL):

http://git.videolan.org/?p=vlc.git;a=blob;f=modules/video_output/win32/direct3d11.c;h=e9fcb83dcabfe778f26e63d19f218caf06a7c3ae;hb=HEAD#l1482
http://git.videolan.org/?p=vlc.git;a=blob;f=modules/codec/avcodec/d3d11va.c;h=85e7d25caebc059a9770da2ef4bb8fe90816d76d;hb=HEAD#l599

Merges Libav commit cfc9e7c94e.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
wm4 2017-06-22 14:52:57 +02:00
parent 8d7fdba7b8
commit 289d387330
3 changed files with 38 additions and 0 deletions
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2
configure vendored
View File

@ -1859,6 +1859,7 @@ HEADERS_LIST="
direct_h
dirent_h
dlfcn_h
dxgidebug_h
dxva_h
ES2_gl_h
gsm_h
@ -5683,6 +5684,7 @@ check_header d3d11.h
check_header direct.h
check_header dirent.h
check_header dlfcn.h
check_header dxgidebug.h
check_header dxva.h
check_header dxva2api.h -D_WIN32_WINNT=0x0600
check_header io.h

32
libavutil/hwcontext_d3d11va.c
View File

@ -16,6 +16,8 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include <windows.h>
// Include thread.h before redefining _WIN32_WINNT, to get
@ -32,6 +34,10 @@
#include <d3d11.h>
#include <dxgi1_2.h>
#if HAVE_DXGIDEBUG_H
#include <dxgidebug.h>
#endif
#include "avassert.h"
#include "common.h"
#include "hwcontext.h"
@ -476,8 +482,18 @@ static int d3d11va_device_create(AVHWDeviceContext *ctx, const char *device,
IDXGIAdapter *pAdapter = NULL;
ID3D10Multithread *pMultithread;
UINT creationFlags = D3D11_CREATE_DEVICE_VIDEO_SUPPORT;
int is_debug = !!av_dict_get(opts, "debug", NULL, 0);
int ret;
// (On UWP we can't check this.)
#if HAVE_LOADLIBRARY
if (!LoadLibrary("d3d11_1sdklayers.dll"))
is_debug = 0;
#endif
if (is_debug)
creationFlags |= D3D11_CREATE_DEVICE_DEBUG;
if ((ret = ff_thread_once(&functions_loaded, load_functions)) != 0)
return AVERROR_UNKNOWN;
if (!mD3D11CreateDevice || !mCreateDXGIFactory) {
@ -511,6 +527,22 @@ static int d3d11va_device_create(AVHWDeviceContext *ctx, const char *device,
ID3D10Multithread_Release(pMultithread);
}
#if HAVE_LOADLIBRARY && HAVE_DXGIDEBUG_H
if (is_debug) {
HANDLE dxgidebug_dll = LoadLibrary("dxgidebug.dll");
if (dxgidebug_dll) {
HRESULT (WINAPI * pf_DXGIGetDebugInterface)(const GUID *riid, void **ppDebug)
= (void *)GetProcAddress(dxgidebug_dll, "DXGIGetDebugInterface");
if (pf_DXGIGetDebugInterface) {
IDXGIDebug *dxgi_debug = NULL;
hr = pf_DXGIGetDebugInterface(&IID_IDXGIDebug, (void**)&dxgi_debug);
if (SUCCEEDED(hr) && dxgi_debug)
IDXGIDebug_ReportLiveObjects(dxgi_debug, DXGI_DEBUG_ALL, DXGI_DEBUG_RLO_ALL);
}
}
}
#endif
return 0;
}

4
libavutil/hwcontext_d3d11va.h
View File

@ -30,6 +30,10 @@
* Using sw_format==AV_PIX_FMT_YUV420P has special semantics, and maps to
* DXGI_FORMAT_420_OPAQUE. av_hwframe_transfer_data() is not supported for
* this format. Refer to MSDN for details.
*
* av_hwdevice_ctx_create() for this device type supports a key named "debug"
* for the AVDictionary entry. If this is set to any value, the device creation
* code will try to load various supported D3D debugging layers.
*/
#include <d3d11.h>