Merge remote-tracking branch 'qatar/master'

* qatar/master:
  vc1: use an enum for Frame Coding Mode
  doc: cleanup filter section
  indeo3: error out if no motion vector is set.
  x86inc: Flag shufps as an floating-point instruction for the AVX emulation code.
  mpegaudio: do not use init_static_data() for initializing tables.
  musepack: fix signed shift overflow in mpc_read_packet()
  mov: Make format string match variable type.
  wmavoice: Make format string match variable type.
  vc1: select interlaced scan table by FCM element
  Generalize RIFF INFO tag support; support reading INFO tag in wav
  pthread: track thread existence in a separate variable.

Conflicts:
	doc/filters.texi
	libavcodec/pthread.c
	libavformat/avi.c
	libavformat/riff.c
	libavformat/riff.h
	libavformat/wav.c

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

1 files changed, 11 insertions, 1 deletions

diff --git a/libavcodec/vc1.h b/libavcodec/vc1.h
index 209d825057..1b39040bef 100644
--- a/libavcodec/vc1.h
+++ b/libavcodec/vc1.h
@@ -161,6 +161,16 @@ enum COTypes {
 };
 //@}
 
+/**
+ * FCM Frame Coding Mode
+ * @note some content might be marked interlaced
+ * but have fcm set to 0 as well (e.g. HD-DVD)
+ */
+enum FrameCodingMode {
+    PROGRESSIVE = 0,    ///<  in the bitstream is reported as 00b
+    ILACE_FRAME,        ///<  in the bitstream is reported as 10b
+    ILACE_FIELD         ///<  in the bitstream is reported as 11b
+};
 
 /** The VC1 Context
  * @todo Change size wherever another size is more efficient
@@ -296,7 +306,7 @@ typedef struct VC1Context{
 
     /** Frame decoding info for Advanced profile */
     //@{
-    uint8_t fcm; ///< 0->Progressive, 2->Frame-Interlace, 3->Field-Interlace
+    enum FrameCodingMode fcm;
     uint8_t numpanscanwin;
     uint8_t tfcntr;
     uint8_t rptfrm, tff, rff;