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author | Diego Biurrun <diego@biurrun.de> | 2013-12-27 01:12:23 +0100 |
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committer | Diego Biurrun <diego@biurrun.de> | 2014-05-29 06:41:15 -0700 |
commit | 3832a6590156e6abc575bed51cbffa78617ee5fd (patch) | |
tree | 0e97a8639672f47fadb1dbf709ca6cb464fd644c /libavcodec/mpegvideo.c | |
parent | 65d5d5865845f057cc6530a8d0f34db952d9009c (diff) | |
download | ffmpeg-3832a6590156e6abc575bed51cbffa78617ee5fd.tar.gz |
dsputil: Move ff_alternate_*_scan tables to mpegvideo
Diffstat (limited to 'libavcodec/mpegvideo.c')
-rw-r--r-- | libavcodec/mpegvideo.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index 4ec339ed24..5f591cc450 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -105,6 +105,28 @@ const uint8_t *const ff_mpeg2_dc_scale_table[4] = { mpeg2_dc_scale_table3, }; +const uint8_t ff_alternate_horizontal_scan[64] = { + 0, 1, 2, 3, 8, 9, 16, 17, + 10, 11, 4, 5, 6, 7, 15, 14, + 13, 12, 19, 18, 24, 25, 32, 33, + 26, 27, 20, 21, 22, 23, 28, 29, + 30, 31, 34, 35, 40, 41, 48, 49, + 42, 43, 36, 37, 38, 39, 44, 45, + 46, 47, 50, 51, 56, 57, 58, 59, + 52, 53, 54, 55, 60, 61, 62, 63, +}; + +const uint8_t ff_alternate_vertical_scan[64] = { + 0, 8, 16, 24, 1, 9, 2, 10, + 17, 25, 32, 40, 48, 56, 57, 49, + 41, 33, 26, 18, 3, 11, 4, 12, + 19, 27, 34, 42, 50, 58, 35, 43, + 51, 59, 20, 28, 5, 13, 6, 14, + 21, 29, 36, 44, 52, 60, 37, 45, + 53, 61, 22, 30, 7, 15, 23, 31, + 38, 46, 54, 62, 39, 47, 55, 63, +}; + static void dct_unquantize_mpeg1_intra_c(MpegEncContext *s, int16_t *block, int n, int qscale) { |