fix bitstream to be correctly decoded by quicktime

Originally committed as revision 7157 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/svq1.c

@@ -905,7 +905,7 @@ static void svq1_write_header(SVQ1Context *s, int frame_type)
         /* no embedded string either */
 
         /* output 5 unknown bits (2 + 2 + 1) */
-        put_bits(&s->pb, 5, 0);
+        put_bits(&s->pb, 5, 2); /* 2 needed by quicktime decoder */
 
         for (i = 0; i < 7; i++)
         {

tests/ffmpeg.regression.ref

@@ -149,7 +149,7 @@ stddev:  8.86 PSNR:29.17 bytes:7602176
 14400000 ./data/a-dv.dv
 fc866b8879a34f5b440647e5135e4bfb *./data/out.yuv
 stddev:  8.45 PSNR:29.58 bytes:7602176
-979057a09f280acd2fba3b29de6125d1 *./data/a-svq1.mov
+f773501fd9152be933974676fd919ec6 *./data/a-svq1.mov
 1379847 ./data/a-svq1.mov
 bbff871d1475e1eee4231a08e075de2c *./data/out.yuv
 stddev: 10.99 PSNR:27.30 bytes:7602176

tests/rotozoom.regression.ref

@@ -149,7 +149,7 @@ stddev:  2.99 PSNR:38.59 bytes:7602176
 14400000 ./data/a-dv.dv
 74b01209bb5e096d570dd4df112bb82d *./data/out.yuv
 stddev:  2.98 PSNR:38.61 bytes:7602176
-2905eb59262b093335b31df9f252c488 *./data/a-svq1.mov
+3f5b017c714eb1e74ea0c36bc193b3dd *./data/a-svq1.mov
 769547 ./data/a-svq1.mov
 44777d1ddbccd0ef7f8d08394465670c *./data/out.yuv
 stddev:  3.44 PSNR:37.38 bytes:7602176