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avutil/hwcontext_dxva.c: Use new safe dlopen code.

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Signed-off-by: Matt Oliver <protogonoi@gmail.com>
This commit is contained in:
Matt Oliver 2016-10-29 18:25:05 +11:00
parent 85553b42f9
commit 85db1f97eb
1 changed files with 8 additions and 7 deletions
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15
libavutil/hwcontext_dxva2.c
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@ -37,6 +37,7 @@
#include "imgutils.h"
#include "pixdesc.h"
#include "pixfmt.h"
#include "compat/w32dlfcn.h"
typedef IDirect3D9* WINAPI pDirect3DCreate9(UINT);
typedef HRESULT WINAPI pCreateDeviceManager9(UINT *, IDirect3DDeviceManager9 **);
@ -318,10 +319,10 @@ static void dxva2_device_free(AVHWDeviceContext *ctx)
IDirect3D9_Release(priv->d3d9);
if (priv->d3dlib)
FreeLibrary(priv->d3dlib);
dlclose(priv->d3dlib);
if (priv->dxva2lib)
FreeLibrary(priv->dxva2lib);
dlclose(priv->dxva2lib);
av_freep(&ctx->user_opaque);
}
@ -352,24 +353,24 @@ static int dxva2_device_create(AVHWDeviceContext *ctx, const char *device,
priv->device_handle = INVALID_HANDLE_VALUE;
priv->d3dlib = LoadLibrary("d3d9.dll");
priv->d3dlib = dlopen("d3d9.dll", 0);
if (!priv->d3dlib) {
av_log(ctx, AV_LOG_ERROR, "Failed to load D3D9 library\n");
return AVERROR_UNKNOWN;
}
priv->dxva2lib = LoadLibrary("dxva2.dll");
priv->dxva2lib = dlopen("dxva2.dll", 0);
if (!priv->dxva2lib) {
av_log(ctx, AV_LOG_ERROR, "Failed to load DXVA2 library\n");
return AVERROR_UNKNOWN;
}
createD3D = (pDirect3DCreate9 *)GetProcAddress(priv->d3dlib, "Direct3DCreate9");
createD3D = (pDirect3DCreate9 *)dlsym(priv->d3dlib, "Direct3DCreate9");
if (!createD3D) {
av_log(ctx, AV_LOG_ERROR, "Failed to locate Direct3DCreate9\n");
return AVERROR_UNKNOWN;
}
createDeviceManager = (pCreateDeviceManager9 *)GetProcAddress(priv->dxva2lib,
"DXVA2CreateDirect3DDeviceManager9");
createDeviceManager = (pCreateDeviceManager9 *)dlsym(priv->dxva2lib,
"DXVA2CreateDirect3DDeviceManager9");
if (!createDeviceManager) {
av_log(ctx, AV_LOG_ERROR, "Failed to locate DXVA2CreateDirect3DDeviceManager9\n");
return AVERROR_UNKNOWN;