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55 lines
2.1 KiB
55 lines
2.1 KiB
/* |
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* Copyright (c) 2002 Falk Hueffner <falk@debian.org> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "libavutil/attributes.h" |
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#include "libavcodec/idctdsp.h" |
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#include "idctdsp_alpha.h" |
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#include "asm.h" |
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void put_pixels_clamped_mvi_asm(const int16_t *block, uint8_t *pixels, |
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int line_size); |
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void add_pixels_clamped_mvi_asm(const int16_t *block, uint8_t *pixels, |
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int line_size); |
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void (*put_pixels_clamped_axp_p)(const int16_t *block, uint8_t *pixels, |
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int line_size); |
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void (*add_pixels_clamped_axp_p)(const int16_t *block, uint8_t *pixels, |
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int line_size); |
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av_cold void ff_idctdsp_init_alpha(IDCTDSPContext *c, AVCodecContext *avctx, |
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unsigned high_bit_depth) |
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{ |
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/* amask clears all bits that correspond to present features. */ |
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if (amask(AMASK_MVI) == 0) { |
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c->put_pixels_clamped = put_pixels_clamped_mvi_asm; |
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c->add_pixels_clamped = add_pixels_clamped_mvi_asm; |
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} |
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put_pixels_clamped_axp_p = c->put_pixels_clamped; |
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add_pixels_clamped_axp_p = c->add_pixels_clamped; |
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if (!high_bit_depth && !avctx->lowres && |
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(avctx->idct_algo == FF_IDCT_AUTO || |
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avctx->idct_algo == FF_IDCT_SIMPLEALPHA)) { |
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c->idct_put = ff_simple_idct_put_axp; |
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c->idct_add = ff_simple_idct_add_axp; |
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c->idct = ff_simple_idct_axp; |
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} |
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}
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