forgotten copyright & dct_quantize_altivec disabled patch by (Romain Dolbeau...

forgotten copyright & dct_quantize_altivec disabled patch by (Romain Dolbeau <dolbeau at irisa dot fr>)

Originally committed as revision 3023 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/ppc/mpegvideo_altivec.c

 /*
  * Copyright (c) 2002 Dieter Shirley
  *
+ * dct_unquantize_h263_altivec:
+ * Copyright (c) 2003 Romain Dolbeau <romain@dolbeau.org>
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either

libavcodec/ppc/mpegvideo_ppc.c

@@ -71,7 +71,9 @@ void MPV_common_init_ppc(MpegEncContext *s)
         if ((s->avctx->dct_algo == FF_DCT_AUTO) ||
                 (s->avctx->dct_algo == FF_DCT_ALTIVEC))
         {
+#if 0 /* seems to cause trouble under some circumstances */
             s->dct_quantize = dct_quantize_altivec;
+#endif
             s->dct_unquantize_h263_intra = dct_unquantize_h263_altivec;
             s->dct_unquantize_h263_inter = dct_unquantize_h263_altivec;
         }