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Diffstat (limited to 'ffmpeg/libavcodec/x86/vp56_arith.h')
-rw-r--r--ffmpeg/libavcodec/x86/vp56_arith.h54
1 files changed, 0 insertions, 54 deletions
diff --git a/ffmpeg/libavcodec/x86/vp56_arith.h b/ffmpeg/libavcodec/x86/vp56_arith.h
deleted file mode 100644
index e71dbf8..0000000
--- a/ffmpeg/libavcodec/x86/vp56_arith.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/**
- * VP5 and VP6 compatible video decoder (arith decoder)
- *
- * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org>
- * Copyright (C) 2010 Eli Friedman
- *
- * This file is part of FFmpeg.
- *
- * 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.
- *
- * 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 FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVCODEC_X86_VP56_ARITH_H
-#define AVCODEC_X86_VP56_ARITH_H
-
-#if HAVE_INLINE_ASM && HAVE_FAST_CMOV
-#define vp56_rac_get_prob vp56_rac_get_prob
-static av_always_inline int vp56_rac_get_prob(VP56RangeCoder *c, uint8_t prob)
-{
- unsigned int code_word = vp56_rac_renorm(c);
- unsigned int high = c->high;
- unsigned int low = 1 + (((high - 1) * prob) >> 8);
- unsigned int low_shift = low << 16;
- int bit = 0;
-
- __asm__(
- "subl %4, %1 \n\t"
- "subl %3, %2 \n\t"
- "leal (%2, %3), %3 \n\t"
- "setae %b0 \n\t"
- "cmovb %4, %1 \n\t"
- "cmovb %3, %2 \n\t"
- : "+q"(bit), "+r"(high), "+r"(code_word), "+r"(low_shift)
- : "r"(low)
- );
-
- c->high = high;
- c->code_word = code_word;
- return bit;
-}
-#endif
-
-#endif /* AVCODEC_X86_VP56_ARITH_H */