Merge commit '35177ba77ff60a8b8839783f57e44bcc4214507a'

* commit '35177ba77ff60a8b8839783f57e44bcc4214507a':
  avconv: add support for DXVA2 decoding

Conflicts:
	Makefile
	configure

Merged-by: Michael Niedermayer <michaelni@gmx.at>

ffmpeg.h

@@ -60,6 +60,7 @@ enum HWAccelID {
     HWACCEL_NONE = 0,
     HWACCEL_AUTO,
     HWACCEL_VDPAU,
+    HWACCEL_DXVA2,
 };
 
 typedef struct HWAccel {
@@ -512,5 +513,6 @@ FilterGraph *init_simple_filtergraph(InputStream *ist, OutputStream *ost);
 int ffmpeg_parse_options(int argc, char **argv);
 
 int vdpau_init(AVCodecContext *s);
+int dxva2_init(AVCodecContext *s);
 
 #endif /* FFMPEG_H */