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ffmpeg-4.2.2/libavcodec/mips/idctdsp_mips.h 2.46 KB
aac5773f   hucm   功能基本完成,接口待打磨
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  /*
   * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
   *                    Zhou Xiaoyong <zhouxiaoyong@loongson.cn>
   *
   * 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_MIPS_IDCTDSP_MIPS_H
  #define AVCODEC_MIPS_IDCTDSP_MIPS_H
  
  #include "../mpegvideo.h"
  
  void ff_put_pixels_clamped_msa(const int16_t *block,
                                 uint8_t *av_restrict pixels,
                                 ptrdiff_t line_size);
  void ff_put_signed_pixels_clamped_msa(const int16_t *block,
                                        uint8_t *av_restrict pixels,
                                        ptrdiff_t line_size);
  void ff_add_pixels_clamped_msa(const int16_t *block,
                                 uint8_t *av_restrict pixels,
                                 ptrdiff_t line_size);
  void ff_j_rev_dct_msa(int16_t *data);
  void ff_jref_idct_put_msa(uint8_t *dest, ptrdiff_t stride, int16_t *block);
  void ff_jref_idct_add_msa(uint8_t *dest, ptrdiff_t stride, int16_t *block);
  void ff_simple_idct_msa(int16_t *block);
  void ff_simple_idct_put_msa(uint8_t *dest, ptrdiff_t stride_dst, int16_t *block);
  void ff_simple_idct_add_msa(uint8_t *dest, ptrdiff_t stride_dst, int16_t *block);
  
  void ff_put_pixels_clamped_mmi(const int16_t *block,
          uint8_t *av_restrict pixels, ptrdiff_t line_size);
  void ff_put_signed_pixels_clamped_mmi(const int16_t *block,
          uint8_t *av_restrict pixels, ptrdiff_t line_size);
  void ff_add_pixels_clamped_mmi(const int16_t *block,
          uint8_t *av_restrict pixels, ptrdiff_t line_size);
  void ff_simple_idct_8_mmi(int16_t *block);
  void ff_simple_idct_put_8_mmi(uint8_t *dest, ptrdiff_t line_size, int16_t *block);
  void ff_simple_idct_add_8_mmi(uint8_t *dest, ptrdiff_t line_size, int16_t *block);
  
  #endif  // #ifndef AVCODEC_MIPS_IDCTDSP_MIPS_H