diff options
author | Anton Khirnov <anton@khirnov.net> | 2020-06-18 08:38:49 +0200 |
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committer | Anton Khirnov <anton@khirnov.net> | 2020-07-01 18:15:13 +0200 |
commit | a2b0224457c3cabae05cfc2638d9d5d30d93e469 (patch) | |
tree | 4a7ba54ff0db06a98baeb69af31aa7d6a368c522 /libavcodec/x86/h264_cabac.h | |
parent | 3223f6b32d5d60c73b1e14475d4751770ae9344d (diff) |
x86/h264_cabac: convert decode_significance from inline asm to externaldecode_significance
This is vastly more readable and more portable.
Diffstat (limited to 'libavcodec/x86/h264_cabac.h')
-rw-r--r-- | libavcodec/x86/h264_cabac.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/libavcodec/x86/h264_cabac.h b/libavcodec/x86/h264_cabac.h new file mode 100644 index 0000000000..bbbe875320 --- /dev/null +++ b/libavcodec/x86/h264_cabac.h @@ -0,0 +1,40 @@ +/* +;* x86-optimized H.264 CABAC decoding (non-SIMD) + * + * 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_H264_CABAC_H +#define AVCODEC_X86_H264_CABAC_H + +#include <stddef.h> +#include <stdint.h> + +#include "libavcodec/cabac.h" + +int ff_h264_decode_significance_x86(CABACContext *c, size_t max_coeff, + uint8_t *significant_coeff_ctx_base, + int *index, ptrdiff_t last_off); +int ff_h264_decode_significance_8x8_x86(CABACContext *c, + uint8_t *significant_coeff_ctx_base, + int *index, uint8_t *last_coeff_ctx_base, + const uint8_t *sig_off); + +#define decode_significance ff_h264_decode_significance_x86 +#define decode_significance_8x8 ff_h264_decode_significance_8x8_x86 + +#endif // AVCODEC_X86_H264_CABAC_H |