From b574e1e97ea7067a5fcd3876e30a67df0e4e6611 Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Fri, 22 Aug 2014 14:37:39 +0200 Subject: [PATCH] get_bits: Add OPEN_READER macro variant w/o size_plus8 This avoids a trillion warnings from MSVC. --- libavcodec/dvdec.c | 2 +- libavcodec/get_bits.h | 13 +++++++------ 2 files changed, 8 insertions(+), 7 deletions(-) diff --git a/libavcodec/dvdec.c b/libavcodec/dvdec.c index 476f8c9cc8..876a4a2b4a 100644 --- a/libavcodec/dvdec.c +++ b/libavcodec/dvdec.c @@ -88,7 +88,7 @@ static void dv_decode_ac(GetBitContext *gb, BlockInfo *mb, int16_t *block) int partial_bit_count = mb->partial_bit_count; int level, run, vlc_len, index; - OPEN_READER(re, gb); + OPEN_READER_NOSIZE(re, gb); UPDATE_CACHE(re, gb); /* if we must parse a partial VLC, we do it here */ diff --git a/libavcodec/get_bits.h b/libavcodec/get_bits.h index f1962f29d5..b7c68e1b9f 100644 --- a/libavcodec/get_bits.h +++ b/libavcodec/get_bits.h @@ -123,17 +123,18 @@ typedef struct RL_VLC_ELEM { # define MIN_CACHE_BITS 25 #endif -#if UNCHECKED_BITSTREAM_READER -#define OPEN_READER(name, gb) \ +#define OPEN_READER_NOSIZE(name, gb) \ unsigned int name ## _index = (gb)->index; \ unsigned int av_unused name ## _cache = 0 +#if UNCHECKED_BITSTREAM_READER +#define OPEN_READER(name, gb) OPEN_READER_NOSIZE(name, gb) + #define BITS_AVAILABLE(name, gb) 1 #else #define OPEN_READER(name, gb) \ - unsigned int name ## _index = (gb)->index; \ - unsigned int av_unused name ## _cache = 0; \ - unsigned int av_unused name ## _size_plus8 = (gb)->size_in_bits_plus8 + OPEN_READER_NOSIZE(name, gb); \ + unsigned int name ## _size_plus8 = (gb)->size_in_bits_plus8 #define BITS_AVAILABLE(name, gb) name ## _index < name ## _size_plus8 #endif @@ -254,7 +255,7 @@ static inline unsigned int get_bits(GetBitContext *s, int n) static inline unsigned int show_bits(GetBitContext *s, int n) { register int tmp; - OPEN_READER(re, s); + OPEN_READER_NOSIZE(re, s); UPDATE_CACHE(re, s); tmp = SHOW_UBITS(re, s, n); return tmp; -- 2.11.0