mirror of https://git.ffmpeg.org/ffmpeg.git
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>
This commit is contained in:
parent
280da99a8f
commit
4fa772acbb
|
@ -50,7 +50,7 @@
|
||||||
#include "simple_idct.h"
|
#include "simple_idct.h"
|
||||||
|
|
||||||
/* XXX: also include quantization */
|
/* 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,
|
static inline void dv_calc_mb_coordinates(const AVDVProfile *d, int chan,
|
||||||
int seq, int slot, uint16_t *tbl)
|
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 */
|
* to accelerate the parsing of partial codes */
|
||||||
init_vlc(&dv_vlc, TEX_VLC_BITS, j, new_dv_vlc_len,
|
init_vlc(&dv_vlc, TEX_VLC_BITS, j, new_dv_vlc_len,
|
||||||
1, 1, new_dv_vlc_bits, 2, 2, 0);
|
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++) {
|
for (i = 0; i < dv_vlc.table_size; i++) {
|
||||||
int code = dv_vlc.table[i][0];
|
int code = dv_vlc.table[i][0];
|
||||||
|
|
|
@ -90,9 +90,9 @@ enum dv_pack_type {
|
||||||
*/
|
*/
|
||||||
#define DV_MAX_BPM 8
|
#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);
|
int ff_dv_init_dynamic_tables(DVVideoContext *s, const AVDVProfile *d);
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue