dv: increase VLC reading bits to 10

This also requires a bump in the table size of bit patterns to 1664.
From 356 to 348 cycles.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/dv.c

@@ -50,7 +50,7 @@
 #include "simple_idct.h"
 
 /* XXX: also include quantization */
-RL_VLC_ELEM ff_dv_rl_vlc[1184];
+RL_VLC_ELEM ff_dv_rl_vlc[1664];
 
 static inline void dv_calc_mb_coordinates(const AVDVProfile *d, int chan,
                                           int seq, int slot, uint16_t *tbl)
@@ -243,7 +243,7 @@ av_cold int ff_dvvideo_init(AVCodecContext *avctx)
          * to accelerate the parsing of partial codes */
         init_vlc(&dv_vlc, TEX_VLC_BITS, j, new_dv_vlc_len,
                  1, 1, new_dv_vlc_bits, 2, 2, 0);
-        av_assert1(dv_vlc.table_size == 1184);
+        av_assert1(dv_vlc.table_size == 1664);
 
         for (i = 0; i < dv_vlc.table_size; i++) {
             int code = dv_vlc.table[i][0];

libavcodec/dv.h

@@ -90,9 +90,9 @@ enum dv_pack_type {
  */
 #define DV_MAX_BPM 8
 
-#define TEX_VLC_BITS 9
+#define TEX_VLC_BITS 10
 
-extern RL_VLC_ELEM ff_dv_rl_vlc[1184];
+extern RL_VLC_ELEM ff_dv_rl_vlc[1664];
 
 int ff_dv_init_dynamic_tables(DVVideoContext *s, const AVDVProfile *d);