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-rw-r--r--libavcodec/sanm.c267
1 files changed, 159 insertions, 108 deletions
diff --git a/libavcodec/sanm.c b/libavcodec/sanm.c
index 41c65510e5..9e5ec5400e 100644
--- a/libavcodec/sanm.c
+++ b/libavcodec/sanm.c
@@ -3,20 +3,20 @@
* Copyright (c) 2006 Cyril Zorin
* Copyright (c) 2011 Konstantin Shishkov
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -105,108 +105,159 @@ static const int8_t motion_vectors[256][2] = {
};
static const int8_t c37_mv[] = {
- 0, 0, 1, 0, 2, 0, 3, 0, 5, 0, 8, 0, 13, 0, 21,
- 0, -1, 0, -2, 0, -3, 0, -5, 0, -8, 0, -13, 0, -17, 0,
- -21, 0, 0, 1, 1, 1, 2, 1, 3, 1, 5, 1, 8, 1, 13,
- 1, 21, 1, -1, 1, -2, 1, -3, 1, -5, 1, -8, 1, -13, 1,
- -17, 1, -21, 1, 0, 2, 1, 2, 2, 2, 3, 2, 5, 2, 8,
- 2, 13, 2, 21, 2, -1, 2, -2, 2, -3, 2, -5, 2, -8, 2,
- -13, 2, -17, 2, -21, 2, 0, 3, 1, 3, 2, 3, 3, 3, 5,
- 3, 8, 3, 13, 3, 21, 3, -1, 3, -2, 3, -3, 3, -5, 3,
- -8, 3, -13, 3, -17, 3, -21, 3, 0, 5, 1, 5, 2, 5, 3,
- 5, 5, 5, 8, 5, 13, 5, 21, 5, -1, 5, -2, 5, -3, 5,
- -5, 5, -8, 5, -13, 5, -17, 5, -21, 5, 0, 8, 1, 8, 2,
- 8, 3, 8, 5, 8, 8, 8, 13, 8, 21, 8, -1, 8, -2, 8,
- -3, 8, -5, 8, -8, 8, -13, 8, -17, 8, -21, 8, 0, 13, 1,
- 13, 2, 13, 3, 13, 5, 13, 8, 13, 13, 13, 21, 13, -1, 13,
- -2, 13, -3, 13, -5, 13, -8, 13, -13, 13, -17, 13, -21, 13, 0,
- 21, 1, 21, 2, 21, 3, 21, 5, 21, 8, 21, 13, 21, 21, 21,
- -1, 21, -2, 21, -3, 21, -5, 21, -8, 21, -13, 21, -17, 21, -21,
- 21, 0, -1, 1, -1, 2, -1, 3, -1, 5, -1, 8, -1, 13, -1,
- 21, -1, -1, -1, -2, -1, -3, -1, -5, -1, -8, -1, -13, -1, -17,
- -1, -21, -1, 0, -2, 1, -2, 2, -2, 3, -2, 5, -2, 8, -2,
- 13, -2, 21, -2, -1, -2, -2, -2, -3, -2, -5, -2, -8, -2, -13,
- -2, -17, -2, -21, -2, 0, -3, 1, -3, 2, -3, 3, -3, 5, -3,
- 8, -3, 13, -3, 21, -3, -1, -3, -2, -3, -3, -3, -5, -3, -8,
- -3, -13, -3, -17, -3, -21, -3, 0, -5, 1, -5, 2, -5, 3, -5,
- 5, -5, 8, -5, 13, -5, 21, -5, -1, -5, -2, -5, -3, -5, -5,
- -5, -8, -5, -13, -5, -17, -5, -21, -5, 0, -8, 1, -8, 2, -8,
- 3, -8, 5, -8, 8, -8, 13, -8, 21, -8, -1, -8, -2, -8, -3,
- -8, -5, -8, -8, -8, -13, -8, -17, -8, -21, -8, 0, -13, 1, -13,
- 2, -13, 3, -13, 5, -13, 8, -13, 13, -13, 21, -13, -1, -13, -2,
- -13, -3, -13, -5, -13, -8, -13, -13, -13, -17, -13, -21, -13, 0, -17,
- 1, -17, 2, -17, 3, -17, 5, -17, 8, -17, 13, -17, 21, -17, -1,
- -17, -2, -17, -3, -17, -5, -17, -8, -17, -13, -17, -17, -17, -21, -17,
- 0, -21, 1, -21, 2, -21, 3, -21, 5, -21, 8, -21, 13, -21, 21,
- -21, -1, -21, -2, -21, -3, -21, -5, -21, -8, -21, -13, -21, -17, -21,
- 0, 0, -8, -29, 8, -29, -18, -25, 17, -25, 0, -23, -6, -22, 6,
- -22, -13, -19, 12, -19, 0, -18, 25, -18, -25, -17, -5, -17, 5, -17,
- -10, -15, 10, -15, 0, -14, -4, -13, 4, -13, 19, -13, -19, -12, -8,
- -11, -2, -11, 0, -11, 2, -11, 8, -11, -15, -10, -4, -10, 4, -10,
- 15, -10, -6, -9, -1, -9, 1, -9, 6, -9, -29, -8, -11, -8, -8,
- -8, -3, -8, 3, -8, 8, -8, 11, -8, 29, -8, -5, -7, -2, -7,
- 0, -7, 2, -7, 5, -7, -22, -6, -9, -6, -6, -6, -3, -6, -1,
- -6, 1, -6, 3, -6, 6, -6, 9, -6, 22, -6, -17, -5, -7, -5,
- -4, -5, -2, -5, 0, -5, 2, -5, 4, -5, 7, -5, 17, -5, -13,
- -4, -10, -4, -5, -4, -3, -4, -1, -4, 0, -4, 1, -4, 3, -4,
- 5, -4, 10, -4, 13, -4, -8, -3, -6, -3, -4, -3, -3, -3, -2,
- -3, -1, -3, 0, -3, 1, -3, 2, -3, 4, -3, 6, -3, 8, -3,
- -11, -2, -7, -2, -5, -2, -3, -2, -2, -2, -1, -2, 0, -2, 1,
- -2, 2, -2, 3, -2, 5, -2, 7, -2, 11, -2, -9, -1, -6, -1,
- -4, -1, -3, -1, -2, -1, -1, -1, 0, -1, 1, -1, 2, -1, 3,
- -1, 4, -1, 6, -1, 9, -1, -31, 0, -23, 0, -18, 0, -14, 0,
- -11, 0, -7, 0, -5, 0, -4, 0, -3, 0, -2, 0, -1, 0, 0,
- -31, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 7, 0, 11, 0,
- 14, 0, 18, 0, 23, 0, 31, 0, -9, 1, -6, 1, -4, 1, -3,
- 1, -2, 1, -1, 1, 0, 1, 1, 1, 2, 1, 3, 1, 4, 1,
- 6, 1, 9, 1, -11, 2, -7, 2, -5, 2, -3, 2, -2, 2, -1,
- 2, 0, 2, 1, 2, 2, 2, 3, 2, 5, 2, 7, 2, 11, 2,
- -8, 3, -6, 3, -4, 3, -2, 3, -1, 3, 0, 3, 1, 3, 2,
- 3, 3, 3, 4, 3, 6, 3, 8, 3, -13, 4, -10, 4, -5, 4,
- -3, 4, -1, 4, 0, 4, 1, 4, 3, 4, 5, 4, 10, 4, 13,
- 4, -17, 5, -7, 5, -4, 5, -2, 5, 0, 5, 2, 5, 4, 5,
- 7, 5, 17, 5, -22, 6, -9, 6, -6, 6, -3, 6, -1, 6, 1,
- 6, 3, 6, 6, 6, 9, 6, 22, 6, -5, 7, -2, 7, 0, 7,
- 2, 7, 5, 7, -29, 8, -11, 8, -8, 8, -3, 8, 3, 8, 8,
- 8, 11, 8, 29, 8, -6, 9, -1, 9, 1, 9, 6, 9, -15, 10,
- -4, 10, 4, 10, 15, 10, -8, 11, -2, 11, 0, 11, 2, 11, 8,
- 11, 19, 12, -19, 13, -4, 13, 4, 13, 0, 14, -10, 15, 10, 15,
- -5, 17, 5, 17, 25, 17, -25, 18, 0, 18, -12, 19, 13, 19, -6,
- 22, 6, 22, 0, 23, -17, 25, 18, 25, -8, 29, 8, 29, 0, 31,
- 0, 0, -6, -22, 6, -22, -13, -19, 12, -19, 0, -18, -5, -17, 5,
- -17, -10, -15, 10, -15, 0, -14, -4, -13, 4, -13, 19, -13, -19, -12,
- -8, -11, -2, -11, 0, -11, 2, -11, 8, -11, -15, -10, -4, -10, 4,
- -10, 15, -10, -6, -9, -1, -9, 1, -9, 6, -9, -11, -8, -8, -8,
- -3, -8, 0, -8, 3, -8, 8, -8, 11, -8, -5, -7, -2, -7, 0,
- -7, 2, -7, 5, -7, -22, -6, -9, -6, -6, -6, -3, -6, -1, -6,
- 1, -6, 3, -6, 6, -6, 9, -6, 22, -6, -17, -5, -7, -5, -4,
- -5, -2, -5, -1, -5, 0, -5, 1, -5, 2, -5, 4, -5, 7, -5,
- 17, -5, -13, -4, -10, -4, -5, -4, -3, -4, -2, -4, -1, -4, 0,
- -4, 1, -4, 2, -4, 3, -4, 5, -4, 10, -4, 13, -4, -8, -3,
- -6, -3, -4, -3, -3, -3, -2, -3, -1, -3, 0, -3, 1, -3, 2,
- -3, 3, -3, 4, -3, 6, -3, 8, -3, -11, -2, -7, -2, -5, -2,
- -4, -2, -3, -2, -2, -2, -1, -2, 0, -2, 1, -2, 2, -2, 3,
- -2, 4, -2, 5, -2, 7, -2, 11, -2, -9, -1, -6, -1, -5, -1,
- -4, -1, -3, -1, -2, -1, -1, -1, 0, -1, 1, -1, 2, -1, 3,
- -1, 4, -1, 5, -1, 6, -1, 9, -1, -23, 0, -18, 0, -14, 0,
- -11, 0, -7, 0, -5, 0, -4, 0, -3, 0, -2, 0, -1, 0, 0,
- -23, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 7, 0, 11, 0,
- 14, 0, 18, 0, 23, 0, -9, 1, -6, 1, -5, 1, -4, 1, -3,
- 1, -2, 1, -1, 1, 0, 1, 1, 1, 2, 1, 3, 1, 4, 1,
- 5, 1, 6, 1, 9, 1, -11, 2, -7, 2, -5, 2, -4, 2, -3,
- 2, -2, 2, -1, 2, 0, 2, 1, 2, 2, 2, 3, 2, 4, 2,
- 5, 2, 7, 2, 11, 2, -8, 3, -6, 3, -4, 3, -3, 3, -2,
- 3, -1, 3, 0, 3, 1, 3, 2, 3, 3, 3, 4, 3, 6, 3,
- 8, 3, -13, 4, -10, 4, -5, 4, -3, 4, -2, 4, -1, 4, 0,
- 4, 1, 4, 2, 4, 3, 4, 5, 4, 10, 4, 13, 4, -17, 5,
- -7, 5, -4, 5, -2, 5, -1, 5, 0, 5, 1, 5, 2, 5, 4,
- 5, 7, 5, 17, 5, -22, 6, -9, 6, -6, 6, -3, 6, -1, 6,
- 1, 6, 3, 6, 6, 6, 9, 6, 22, 6, -5, 7, -2, 7, 0,
- 7, 2, 7, 5, 7, -11, 8, -8, 8, -3, 8, 0, 8, 3, 8,
- 8, 8, 11, 8, -6, 9, -1, 9, 1, 9, 6, 9, -15, 10, -4,
- 10, 4, 10, 15, 10, -8, 11, -2, 11, 0, 11, 2, 11, 8, 11,
- 19, 12, -19, 13, -4, 13, 4, 13, 0, 14, -10, 15, 10, 15, -5,
- 17, 5, 17, 0, 18, -12, 19, 13, 19, -6, 22, 6, 22, 0, 23,
+ 0, 0, 1, 0, 2, 0, 3, 0, 5, 0,
+ 8, 0, 13, 0, 21, 0, -1, 0, -2, 0,
+ -3, 0, -5, 0, -8, 0, -13, 0, -17, 0,
+ -21, 0, 0, 1, 1, 1, 2, 1, 3, 1,
+ 5, 1, 8, 1, 13, 1, 21, 1, -1, 1,
+ -2, 1, -3, 1, -5, 1, -8, 1, -13, 1,
+ -17, 1, -21, 1, 0, 2, 1, 2, 2, 2,
+ 3, 2, 5, 2, 8, 2, 13, 2, 21, 2,
+ -1, 2, -2, 2, -3, 2, -5, 2, -8, 2,
+ -13, 2, -17, 2, -21, 2, 0, 3, 1, 3,
+ 2, 3, 3, 3, 5, 3, 8, 3, 13, 3,
+ 21, 3, -1, 3, -2, 3, -3, 3, -5, 3,
+ -8, 3, -13, 3, -17, 3, -21, 3, 0, 5,
+ 1, 5, 2, 5, 3, 5, 5, 5, 8, 5,
+ 13, 5, 21, 5, -1, 5, -2, 5, -3, 5,
+ -5, 5, -8, 5, -13, 5, -17, 5, -21, 5,
+ 0, 8, 1, 8, 2, 8, 3, 8, 5, 8,
+ 8, 8, 13, 8, 21, 8, -1, 8, -2, 8,
+ -3, 8, -5, 8, -8, 8, -13, 8, -17, 8,
+ -21, 8, 0, 13, 1, 13, 2, 13, 3, 13,
+ 5, 13, 8, 13, 13, 13, 21, 13, -1, 13,
+ -2, 13, -3, 13, -5, 13, -8, 13, -13, 13,
+ -17, 13, -21, 13, 0, 21, 1, 21, 2, 21,
+ 3, 21, 5, 21, 8, 21, 13, 21, 21, 21,
+ -1, 21, -2, 21, -3, 21, -5, 21, -8, 21,
+ -13, 21, -17, 21, -21, 21, 0, -1, 1, -1,
+ 2, -1, 3, -1, 5, -1, 8, -1, 13, -1,
+ 21, -1, -1, -1, -2, -1, -3, -1, -5, -1,
+ -8, -1, -13, -1, -17, -1, -21, -1, 0, -2,
+ 1, -2, 2, -2, 3, -2, 5, -2, 8, -2,
+ 13, -2, 21, -2, -1, -2, -2, -2, -3, -2,
+ -5, -2, -8, -2, -13, -2, -17, -2, -21, -2,
+ 0, -3, 1, -3, 2, -3, 3, -3, 5, -3,
+ 8, -3, 13, -3, 21, -3, -1, -3, -2, -3,
+ -3, -3, -5, -3, -8, -3, -13, -3, -17, -3,
+ -21, -3, 0, -5, 1, -5, 2, -5, 3, -5,
+ 5, -5, 8, -5, 13, -5, 21, -5, -1, -5,
+ -2, -5, -3, -5, -5, -5, -8, -5, -13, -5,
+ -17, -5, -21, -5, 0, -8, 1, -8, 2, -8,
+ 3, -8, 5, -8, 8, -8, 13, -8, 21, -8,
+ -1, -8, -2, -8, -3, -8, -5, -8, -8, -8,
+ -13, -8, -17, -8, -21, -8, 0, -13, 1, -13,
+ 2, -13, 3, -13, 5, -13, 8, -13, 13, -13,
+ 21, -13, -1, -13, -2, -13, -3, -13, -5, -13,
+ -8, -13, -13, -13, -17, -13, -21, -13, 0, -17,
+ 1, -17, 2, -17, 3, -17, 5, -17, 8, -17,
+ 13, -17, 21, -17, -1, -17, -2, -17, -3, -17,
+ -5, -17, -8, -17, -13, -17, -17, -17, -21, -17,
+ 0, -21, 1, -21, 2, -21, 3, -21, 5, -21,
+ 8, -21, 13, -21, 21, -21, -1, -21, -2, -21,
+ -3, -21, -5, -21, -8, -21, -13, -21, -17, -21,
+ 0, 0, -8, -29, 8, -29, -18, -25, 17, -25,
+ 0, -23, -6, -22, 6, -22, -13, -19, 12, -19,
+ 0, -18, 25, -18, -25, -17, -5, -17, 5, -17,
+ -10, -15, 10, -15, 0, -14, -4, -13, 4, -13,
+ 19, -13, -19, -12, -8, -11, -2, -11, 0, -11,
+ 2, -11, 8, -11, -15, -10, -4, -10, 4, -10,
+ 15, -10, -6, -9, -1, -9, 1, -9, 6, -9,
+ -29, -8, -11, -8, -8, -8, -3, -8, 3, -8,
+ 8, -8, 11, -8, 29, -8, -5, -7, -2, -7,
+ 0, -7, 2, -7, 5, -7, -22, -6, -9, -6,
+ -6, -6, -3, -6, -1, -6, 1, -6, 3, -6,
+ 6, -6, 9, -6, 22, -6, -17, -5, -7, -5,
+ -4, -5, -2, -5, 0, -5, 2, -5, 4, -5,
+ 7, -5, 17, -5, -13, -4, -10, -4, -5, -4,
+ -3, -4, -1, -4, 0, -4, 1, -4, 3, -4,
+ 5, -4, 10, -4, 13, -4, -8, -3, -6, -3,
+ -4, -3, -3, -3, -2, -3, -1, -3, 0, -3,
+ 1, -3, 2, -3, 4, -3, 6, -3, 8, -3,
+ -11, -2, -7, -2, -5, -2, -3, -2, -2, -2,
+ -1, -2, 0, -2, 1, -2, 2, -2, 3, -2,
+ 5, -2, 7, -2, 11, -2, -9, -1, -6, -1,
+ -4, -1, -3, -1, -2, -1, -1, -1, 0, -1,
+ 1, -1, 2, -1, 3, -1, 4, -1, 6, -1,
+ 9, -1, -31, 0, -23, 0, -18, 0, -14, 0,
+ -11, 0, -7, 0, -5, 0, -4, 0, -3, 0,
+ -2, 0, -1, 0, 0, -31, 1, 0, 2, 0,
+ 3, 0, 4, 0, 5, 0, 7, 0, 11, 0,
+ 14, 0, 18, 0, 23, 0, 31, 0, -9, 1,
+ -6, 1, -4, 1, -3, 1, -2, 1, -1, 1,
+ 0, 1, 1, 1, 2, 1, 3, 1, 4, 1,
+ 6, 1, 9, 1, -11, 2, -7, 2, -5, 2,
+ -3, 2, -2, 2, -1, 2, 0, 2, 1, 2,
+ 2, 2, 3, 2, 5, 2, 7, 2, 11, 2,
+ -8, 3, -6, 3, -4, 3, -2, 3, -1, 3,
+ 0, 3, 1, 3, 2, 3, 3, 3, 4, 3,
+ 6, 3, 8, 3, -13, 4, -10, 4, -5, 4,
+ -3, 4, -1, 4, 0, 4, 1, 4, 3, 4,
+ 5, 4, 10, 4, 13, 4, -17, 5, -7, 5,
+ -4, 5, -2, 5, 0, 5, 2, 5, 4, 5,
+ 7, 5, 17, 5, -22, 6, -9, 6, -6, 6,
+ -3, 6, -1, 6, 1, 6, 3, 6, 6, 6,
+ 9, 6, 22, 6, -5, 7, -2, 7, 0, 7,
+ 2, 7, 5, 7, -29, 8, -11, 8, -8, 8,
+ -3, 8, 3, 8, 8, 8, 11, 8, 29, 8,
+ -6, 9, -1, 9, 1, 9, 6, 9, -15, 10,
+ -4, 10, 4, 10, 15, 10, -8, 11, -2, 11,
+ 0, 11, 2, 11, 8, 11, 19, 12, -19, 13,
+ -4, 13, 4, 13, 0, 14, -10, 15, 10, 15,
+ -5, 17, 5, 17, 25, 17, -25, 18, 0, 18,
+ -12, 19, 13, 19, -6, 22, 6, 22, 0, 23,
+ -17, 25, 18, 25, -8, 29, 8, 29, 0, 31,
+ 0, 0, -6, -22, 6, -22, -13, -19, 12, -19,
+ 0, -18, -5, -17, 5, -17, -10, -15, 10, -15,
+ 0, -14, -4, -13, 4, -13, 19, -13, -19, -12,
+ -8, -11, -2, -11, 0, -11, 2, -11, 8, -11,
+ -15, -10, -4, -10, 4, -10, 15, -10, -6, -9,
+ -1, -9, 1, -9, 6, -9, -11, -8, -8, -8,
+ -3, -8, 0, -8, 3, -8, 8, -8, 11, -8,
+ -5, -7, -2, -7, 0, -7, 2, -7, 5, -7,
+ -22, -6, -9, -6, -6, -6, -3, -6, -1, -6,
+ 1, -6, 3, -6, 6, -6, 9, -6, 22, -6,
+ -17, -5, -7, -5, -4, -5, -2, -5, -1, -5,
+ 0, -5, 1, -5, 2, -5, 4, -5, 7, -5,
+ 17, -5, -13, -4, -10, -4, -5, -4, -3, -4,
+ -2, -4, -1, -4, 0, -4, 1, -4, 2, -4,
+ 3, -4, 5, -4, 10, -4, 13, -4, -8, -3,
+ -6, -3, -4, -3, -3, -3, -2, -3, -1, -3,
+ 0, -3, 1, -3, 2, -3, 3, -3, 4, -3,
+ 6, -3, 8, -3, -11, -2, -7, -2, -5, -2,
+ -4, -2, -3, -2, -2, -2, -1, -2, 0, -2,
+ 1, -2, 2, -2, 3, -2, 4, -2, 5, -2,
+ 7, -2, 11, -2, -9, -1, -6, -1, -5, -1,
+ -4, -1, -3, -1, -2, -1, -1, -1, 0, -1,
+ 1, -1, 2, -1, 3, -1, 4, -1, 5, -1,
+ 6, -1, 9, -1, -23, 0, -18, 0, -14, 0,
+ -11, 0, -7, 0, -5, 0, -4, 0, -3, 0,
+ -2, 0, -1, 0, 0, -23, 1, 0, 2, 0,
+ 3, 0, 4, 0, 5, 0, 7, 0, 11, 0,
+ 14, 0, 18, 0, 23, 0, -9, 1, -6, 1,
+ -5, 1, -4, 1, -3, 1, -2, 1, -1, 1,
+ 0, 1, 1, 1, 2, 1, 3, 1, 4, 1,
+ 5, 1, 6, 1, 9, 1, -11, 2, -7, 2,
+ -5, 2, -4, 2, -3, 2, -2, 2, -1, 2,
+ 0, 2, 1, 2, 2, 2, 3, 2, 4, 2,
+ 5, 2, 7, 2, 11, 2, -8, 3, -6, 3,
+ -4, 3, -3, 3, -2, 3, -1, 3, 0, 3,
+ 1, 3, 2, 3, 3, 3, 4, 3, 6, 3,
+ 8, 3, -13, 4, -10, 4, -5, 4, -3, 4,
+ -2, 4, -1, 4, 0, 4, 1, 4, 2, 4,
+ 3, 4, 5, 4, 10, 4, 13, 4, -17, 5,
+ -7, 5, -4, 5, -2, 5, -1, 5, 0, 5,
+ 1, 5, 2, 5, 4, 5, 7, 5, 17, 5,
+ -22, 6, -9, 6, -6, 6, -3, 6, -1, 6,
+ 1, 6, 3, 6, 6, 6, 9, 6, 22, 6,
+ -5, 7, -2, 7, 0, 7, 2, 7, 5, 7,
+ -11, 8, -8, 8, -3, 8, 0, 8, 3, 8,
+ 8, 8, 11, 8, -6, 9, -1, 9, 1, 9,
+ 6, 9, -15, 10, -4, 10, 4, 10, 15, 10,
+ -8, 11, -2, 11, 0, 11, 2, 11, 8, 11,
+ 19, 12, -19, 13, -4, 13, 4, 13, 0, 14,
+ -10, 15, 10, 15, -5, 17, 5, 17, 0, 18,
+ -12, 19, 13, 19, -6, 22, 6, 22, 0, 23,
};
typedef struct SANMVideoContext {
@@ -460,7 +511,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
}
ctx->subversion = AV_RL16(avctx->extradata);
- for (i = 0; i < 256; i++)
+ for (i = 0; i < PALETTE_SIZE; i++)
ctx->pal[i] = 0xFFU << 24 | AV_RL32(avctx->extradata + 2 + i * 4);
}
@@ -1466,7 +1517,7 @@ static int decode_frame(AVCodecContext *avctx, void *data,
AVCodec ff_sanm_decoder = {
.name = "sanm",
- .long_name = NULL_IF_CONFIG_SMALL("LucasArts SANM video"),
+ .long_name = NULL_IF_CONFIG_SMALL("LucasArts SANM/Smush video"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_SANM,
.priv_data_size = sizeof(SANMVideoContext),
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