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author | Loren Merritt <lorenm@u.washington.edu> | 2010-03-29 02:50:41 +0000 |
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committer | Loren Merritt <lorenm@u.washington.edu> | 2010-03-29 02:50:41 +0000 |
commit | b23cf13c67e1a2b20a015e080ff9fc742c7b2b25 (patch) | |
tree | d85a9c8ffcb98359c021bfba3fc8a2f669d3feeb /libavcodec | |
parent | 3224079956811c29f6698235122b593e2d520343 (diff) | |
download | ffmpeg-b23cf13c67e1a2b20a015e080ff9fc742c7b2b25.tar.gz |
indent
Originally committed as revision 22716 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
-rw-r--r-- | libavcodec/bitstream.c | 106 |
1 files changed, 53 insertions, 53 deletions
diff --git a/libavcodec/bitstream.c b/libavcodec/bitstream.c index 067a58b836..1e24099cc8 100644 --- a/libavcodec/bitstream.c +++ b/libavcodec/bitstream.c @@ -170,74 +170,74 @@ static int build_table(VLC *vlc, int table_nb_bits, int nb_codes, return -1; table = &vlc->table[table_index]; - for(i=0;i<table_size;i++) { + for (i = 0; i < table_size; i++) { table[i][1] = 0; //bits table[i][0] = -1; //codes } /* first pass: map codes and compute auxillary table sizes */ - for(i=0;i<nb_codes;i++) { + for (i = 0; i < nb_codes; i++) { n = codes[i].bits; code = codes[i].code; symbol = codes[i].symbol; #if defined(DEBUG_VLC) && 0 av_log(NULL,AV_LOG_DEBUG,"i=%d n=%d code=0x%x\n", i, n, code); #endif - if (n <= table_nb_bits) { - /* no need to add another table */ - j = code >> (32 - table_nb_bits); - nb = 1 << (table_nb_bits - n); - inc = 1; - if (flags & INIT_VLC_LE) { - j = bitswap_32(code); - inc = 1 << n; - } - for(k=0;k<nb;k++) { + if (n <= table_nb_bits) { + /* no need to add another table */ + j = code >> (32 - table_nb_bits); + nb = 1 << (table_nb_bits - n); + inc = 1; + if (flags & INIT_VLC_LE) { + j = bitswap_32(code); + inc = 1 << n; + } + for (k = 0; k < nb; k++) { #ifdef DEBUG_VLC - av_log(NULL, AV_LOG_DEBUG, "%4x: code=%d n=%d\n", - j, i, n); + av_log(NULL, AV_LOG_DEBUG, "%4x: code=%d n=%d\n", + j, i, n); #endif - if (table[j][1] /*bits*/ != 0) { - av_log(NULL, AV_LOG_ERROR, "incorrect codes\n"); - return -1; - } - table[j][1] = n; //bits - table[j][0] = symbol; - j += inc; - } - } else { - /* fill auxiliary table recursively */ - n -= table_nb_bits; - code_prefix = code >> (32 - table_nb_bits); - subtable_bits = n; - codes[i].bits = n; - codes[i].code = code << table_nb_bits; - for (k = i+1; k < nb_codes; k++) { - n = codes[k].bits - table_nb_bits; - if (n <= 0) - break; - code = codes[k].code; - if (code >> (32 - table_nb_bits) != code_prefix) - break; - codes[k].bits = n; - codes[k].code = code << table_nb_bits; - subtable_bits = FFMAX(subtable_bits, n); - } - subtable_bits = FFMIN(subtable_bits, table_nb_bits); - j = (flags & INIT_VLC_LE) ? bitswap_32(code_prefix) >> (32 - table_nb_bits) : code_prefix; - table[j][1] = -subtable_bits; + if (table[j][1] /*bits*/ != 0) { + av_log(NULL, AV_LOG_ERROR, "incorrect codes\n"); + return -1; + } + table[j][1] = n; //bits + table[j][0] = symbol; + j += inc; + } + } else { + /* fill auxiliary table recursively */ + n -= table_nb_bits; + code_prefix = code >> (32 - table_nb_bits); + subtable_bits = n; + codes[i].bits = n; + codes[i].code = code << table_nb_bits; + for (k = i+1; k < nb_codes; k++) { + n = codes[k].bits - table_nb_bits; + if (n <= 0) + break; + code = codes[k].code; + if (code >> (32 - table_nb_bits) != code_prefix) + break; + codes[k].bits = n; + codes[k].code = code << table_nb_bits; + subtable_bits = FFMAX(subtable_bits, n); + } + subtable_bits = FFMIN(subtable_bits, table_nb_bits); + j = (flags & INIT_VLC_LE) ? bitswap_32(code_prefix) >> (32 - table_nb_bits) : code_prefix; + table[j][1] = -subtable_bits; #ifdef DEBUG_VLC - av_log(NULL,AV_LOG_DEBUG,"%4x: n=%d (subtable)\n", - j, codes[i].bits + table_nb_bits); + av_log(NULL,AV_LOG_DEBUG,"%4x: n=%d (subtable)\n", + j, codes[i].bits + table_nb_bits); #endif - index = build_table(vlc, subtable_bits, k-i, codes+i, flags); - if (index < 0) - return -1; - /* note: realloc has been done, so reload tables */ - table = &vlc->table[table_index]; - table[j][0] = index; //code - i = k-1; - } + index = build_table(vlc, subtable_bits, k-i, codes+i, flags); + if (index < 0) + return -1; + /* note: realloc has been done, so reload tables */ + table = &vlc->table[table_index]; + table[j][0] = index; //code + i = k-1; + } } return table_index; } |