From 86a10281c7f6204b3ac1253718971b1f8c106699 Mon Sep 17 00:00:00 2001 From: Mans Rullgard Date: Sat, 17 Dec 2011 19:40:16 +0000 Subject: [PATCH] get_bits: remove LAST_SKIP_CACHE macro This macro is empty since the removal of the A32 bitstream reader. Signed-off-by: Mans Rullgard --- libavcodec/get_bits.h | 6 +----- libavcodec/mpeg4videodec.c | 8 ++++---- libavcodec/msmpeg4.c | 2 +- 3 files changed, 6 insertions(+), 10 deletions(-) diff --git a/libavcodec/get_bits.h b/libavcodec/get_bits.h index 9376b117f2..8abfde1150 100644 --- a/libavcodec/get_bits.h +++ b/libavcodec/get_bits.h @@ -108,11 +108,8 @@ SKIP_CACHE(name, gb, num) SKIP_COUNTER(name, gb, num) will increment the internal bit counter (see SKIP_CACHE & SKIP_BITS) -LAST_SKIP_CACHE(name, gb, num) - will remove the next num bits from the cache if it is needed for UPDATE_CACHE otherwise it will do nothing - LAST_SKIP_BITS(name, gb, num) - is equivalent to LAST_SKIP_CACHE; SKIP_COUNTER + like SKIP_BITS, to be used if next call is UPDATE_CACHE or CLOSE_READER for examples see get_bits, show_bits, skip_bits, get_vlc */ @@ -168,7 +165,6 @@ for examples see get_bits, show_bits, skip_bits, get_vlc } while (0) #define LAST_SKIP_BITS(name, gb, num) SKIP_COUNTER(name, gb, num) -#define LAST_SKIP_CACHE(name, gb, num) #ifdef ALT_BITSTREAM_READER_LE # define SHOW_UBITS(name, gb, num) zero_extend(name##_cache, num) diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c index f5835f3f4d..e15c348454 100644 --- a/libavcodec/mpeg4videodec.c +++ b/libavcodec/mpeg4videodec.c @@ -934,7 +934,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block, }; SKIP_CACHE(re, &s->gb, 1); last= SHOW_UBITS(re, &s->gb, 1); SKIP_CACHE(re, &s->gb, 1); - run= SHOW_UBITS(re, &s->gb, 6); LAST_SKIP_CACHE(re, &s->gb, 6); + run= SHOW_UBITS(re, &s->gb, 6); SKIP_COUNTER(re, &s->gb, 1+1+6); UPDATE_CACHE(re, &s->gb); @@ -951,7 +951,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block, }; SKIP_CACHE(re, &s->gb, 5); level= level * qmul + qadd; - level = (level ^ SHOW_SBITS(re, &s->gb, 1)) - SHOW_SBITS(re, &s->gb, 1); LAST_SKIP_CACHE(re, &s->gb, 1); + level = (level ^ SHOW_SBITS(re, &s->gb, 1)) - SHOW_SBITS(re, &s->gb, 1); SKIP_COUNTER(re, &s->gb, 1+11+5+1); i+= run + 1; @@ -968,7 +968,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block, /* third escape */ SKIP_CACHE(re, &s->gb, 2); last= SHOW_UBITS(re, &s->gb, 1); SKIP_CACHE(re, &s->gb, 1); - run= SHOW_UBITS(re, &s->gb, 6); LAST_SKIP_CACHE(re, &s->gb, 6); + run= SHOW_UBITS(re, &s->gb, 6); SKIP_COUNTER(re, &s->gb, 2+1+6); UPDATE_CACHE(re, &s->gb); @@ -985,7 +985,7 @@ static inline int mpeg4_decode_block(MpegEncContext * s, DCTELEM * block, if(SHOW_UBITS(re, &s->gb, 1)==0){ av_log(s->avctx, AV_LOG_ERROR, "2. marker bit missing in 3. esc\n"); return -1; - }; LAST_SKIP_CACHE(re, &s->gb, 1); + } SKIP_COUNTER(re, &s->gb, 1+12+1); } diff --git a/libavcodec/msmpeg4.c b/libavcodec/msmpeg4.c index ee2ae3d49d..11a191570e 100644 --- a/libavcodec/msmpeg4.c +++ b/libavcodec/msmpeg4.c @@ -1691,7 +1691,7 @@ int ff_msmpeg4_decode_block(MpegEncContext * s, DCTELEM * block, if(s->msmpeg4_version<=3){ last= SHOW_UBITS(re, &s->gb, 1); SKIP_CACHE(re, &s->gb, 1); run= SHOW_UBITS(re, &s->gb, 6); SKIP_CACHE(re, &s->gb, 6); - level= SHOW_SBITS(re, &s->gb, 8); LAST_SKIP_CACHE(re, &s->gb, 8); + level= SHOW_SBITS(re, &s->gb, 8); SKIP_COUNTER(re, &s->gb, 1+6+8); }else{ int sign; -- 2.11.0