From 980a82b70baa754ce120ffe9a4ce9e66ea14edba Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 19 Mar 2004 21:21:17 +0000 Subject: h264 loop filter for progressive I&P frames by (Laurent Aimar ) Originally committed as revision 2908 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/h264data.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'libavcodec/h264data.h') diff --git a/libavcodec/h264data.h b/libavcodec/h264data.h index 40a2522532..1a751e4538 100644 --- a/libavcodec/h264data.h +++ b/libavcodec/h264data.h @@ -528,3 +528,33 @@ static const int quant_coeff[52][16]={ { 1260, 819, 1260, 819, 819, 524, 819, 524, 1260, 819, 1260, 819, 819, 524, 819, 524,}, { 1170, 728, 1170, 728, 728, 456, 728, 456, 1170, 728, 1170, 728, 728, 456, 728, 456,}, }; + + +/* Deblocking filter (p153) */ +static const int alpha_table[52] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 4, 4, 5, 6, + 7, 8, 9, 10, 12, 13, 15, 17, 20, 22, + 25, 28, 32, 36, 40, 45, 50, 56, 63, 71, + 80, 90,101,113,127,144,162,182,203,226, + 255, 255 +}; +static const int beta_table[52] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 2, 2, 2, 3, + 3, 3, 3, 4, 4, 4, 6, 6, 7, 7, + 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, + 13, 13, 14, 14, 15, 15, 16, 16, 17, 17, + 18, 18 +}; +static const int tc0_table[52][3] = { + { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, + { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, + { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 1 }, + { 0, 0, 1 }, { 0, 0, 1 }, { 0, 0, 1 }, { 0, 1, 1 }, { 0, 1, 1 }, { 1, 1, 1 }, + { 1, 1, 1 }, { 1, 1, 1 }, { 1, 1, 1 }, { 1, 1, 2 }, { 1, 1, 2 }, { 1, 1, 2 }, + { 1, 1, 2 }, { 1, 2, 3 }, { 1, 2, 3 }, { 2, 2, 3 }, { 2, 2, 4 }, { 2, 3, 4 }, + { 2, 3, 4 }, { 3, 3, 5 }, { 3, 4, 6 }, { 3, 4, 6 }, { 4, 5, 7 }, { 4, 5, 8 }, + { 4, 6, 9 }, { 5, 7,10 }, { 6, 8,11 }, { 6, 8,13 }, { 7,10,14 }, { 8,11,16 }, + { 9,12,18 }, {10,13,20 }, {11,15,23 }, {13,17,25 } +}; -- cgit v1.2.3