minormod.diff

diff --git a/libavdevice/dshow.c b/libavdevice/dshow.c
index f2453e6..6bc49b8 100644
--- a/libavdevice/dshow.c
+++ b/libavdevice/dshow.c
@@ -1206,16 +1206,20 @@ static int dshow_read_header(AVFormatContext *avctx)
         goto error;
     }
 
+    printf("here1\n");
     r = IMediaControl_Run(control);
+    printf("here2 %d (0 is OK Ithink)\n", r);
     if (r == S_FALSE) {
+        printf("here2.5\n");
         OAFilterState pfs;
         r = IMediaControl_GetState(control, 0, &pfs);
     }
     if (r != S_OK) {
+        printf("here2.75\n");
         av_log(avctx, AV_LOG_ERROR, "Could not run graph (sometimes caused by a device already in use by other application)\n");
         goto error;
     }
-
+printf("her3\n");
     ret = 0;
 
 error:
diff --git a/libavdevice/dshow_capture.h b/libavdevice/dshow_capture.h
index 475d62b..8baea77 100644
--- a/libavdevice/dshow_capture.h
+++ b/libavdevice/dshow_capture.h
@@ -22,7 +22,7 @@
 #ifndef AVDEVICE_DSHOW_CAPTURE_H
 #define AVDEVICE_DSHOW_CAPTURE_H
 
-#define DSHOWDEBUG 0
+#define DSHOWDEBUG 1
 
 #include "avdevice.h"
 
@@ -47,7 +47,7 @@ void ff_print_AM_MEDIA_TYPE(const AM_MEDIA_TYPE *type);
 void ff_printGUID(const GUID *g);
 
 extern const AVClass *ff_dshow_context_class_ptr;
-#define dshowdebug(...) ff_dlog(&ff_dshow_context_class_ptr, __VA_ARGS__)
+#define dshowdebug(...) av_log(&ff_dshow_context_class_ptr, AV_LOG_DEBUG, __VA_ARGS__)
 
 static inline void nothing(void *foo)
 {
diff --git a/libavdevice/dshow_filter.c b/libavdevice/dshow_filter.c
index 7360adc..6047f06 100644
--- a/libavdevice/dshow_filter.c
+++ b/libavdevice/dshow_filter.c
@@ -153,11 +153,12 @@ libAVFilter_JoinFilterGraph(libAVFilter *this, IFilterGraph *graph,
 long WINAPI
 libAVFilter_QueryVendorInfo(libAVFilter *this, wchar_t **info)
 {
-    dshowdebug("libAVFilter_QueryVendorInfo(%p)\n", this);
+    dshowdebug("libAVFilter_QueryVendorInfo(%p) not impl\n", this);
 
+    return E_NOTIMPL;
     if (!info)
         return E_POINTER;
-    *info = wcsdup(L"libAV");
+    *info = NULL;//wcsdup(L"libAV");
 
     return S_OK;
 }