predict-c.c
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上传日期:2022-06-04
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文件大小:3k
源码类别:

流媒体/Mpeg4/MP4

开发平台:

Visual C++

  1. /*****************************************************************************
  2.  * predict.c: h264 encoder
  3.  *****************************************************************************
  4.  * Copyright (C) 2009 x264 project
  5.  *
  6.  * Authors: David Conrad <lessen42@gmail.com>
  7.  *
  8.  * This program is free software; you can redistribute it and/or modify
  9.  * it under the terms of the GNU General Public License as published by
  10.  * the Free Software Foundation; either version 2 of the License, or
  11.  * (at your option) any later version.
  12.  *
  13.  * This program is distributed in the hope that it will be useful,
  14.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16.  * GNU General Public License for more details.
  17.  *
  18.  * You should have received a copy of the GNU General Public License
  19.  * along with this program; if not, write to the Free Software
  20.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111, USA.
  21.  *****************************************************************************/
  22. #include "common/common.h"
  23. #include "predict.h"
  24. #include "pixel.h"
  25. void x264_predict_4x4_dc_armv6( uint8_t *src );
  26. void x264_predict_4x4_h_armv6( uint8_t *src );
  27. void x264_predict_4x4_ddr_armv6( uint8_t *src );
  28. void x264_predict_4x4_ddl_neon( uint8_t *src );
  29. void x264_predict_8x8c_h_neon( uint8_t *src );
  30. void x264_predict_8x8c_v_neon( uint8_t *src );
  31. void x264_predict_8x8_dc_neon( uint8_t *src, uint8_t edge[33] );
  32. void x264_predict_8x8_h_neon( uint8_t *src, uint8_t edge[33] );
  33. void x264_predict_16x16_dc_neon( uint8_t *src );
  34. void x264_predict_16x16_h_neon( uint8_t *src );
  35. void x264_predict_16x16_v_neon( uint8_t *src );
  36. void x264_predict_4x4_init_arm( int cpu, x264_predict_t pf[12] )
  37. {
  38.     if (!(cpu&X264_CPU_ARMV6))
  39.         return;
  40.     pf[I_PRED_4x4_H]   = x264_predict_4x4_h_armv6;
  41.     pf[I_PRED_4x4_DC]  = x264_predict_4x4_dc_armv6;
  42.     pf[I_PRED_4x4_DDR] = x264_predict_4x4_ddr_armv6;
  43.     if (!(cpu&X264_CPU_NEON))
  44.         return;
  45.     pf[I_PRED_4x4_DDL] = x264_predict_4x4_ddl_neon;
  46. }
  47. void x264_predict_8x8c_init_arm( int cpu, x264_predict_t pf[7] )
  48. {
  49.     if (!(cpu&X264_CPU_NEON))
  50.         return;
  51.     pf[I_PRED_CHROMA_H] = x264_predict_8x8c_h_neon;
  52.     pf[I_PRED_CHROMA_V] = x264_predict_8x8c_v_neon;
  53. }
  54. void x264_predict_8x8_init_arm( int cpu, x264_predict8x8_t pf[12], x264_predict_8x8_filter_t *predict_filter )
  55. {
  56.     if (!(cpu&X264_CPU_NEON))
  57.         return;
  58.     pf[I_PRED_8x8_DC]  = x264_predict_8x8_dc_neon;
  59.     pf[I_PRED_8x8_H]   = x264_predict_8x8_h_neon;
  60. }
  61. void x264_predict_16x16_init_arm( int cpu, x264_predict_t pf[7] )
  62. {
  63.     if (!(cpu&X264_CPU_NEON))
  64.         return;
  65.     pf[I_PRED_16x16_DC ]    = x264_predict_16x16_dc_neon;
  66.     pf[I_PRED_16x16_H ]     = x264_predict_16x16_h_neon;
  67.     pf[I_PRED_16x16_V ]     = x264_predict_16x16_v_neon;
  68. }