float_dsp_init_vfp.c 1.7 KB

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  1. /*
  2. * Copyright (c) 2008 Siarhei Siamashka <ssvb@users.sourceforge.net>
  3. *
  4. * This file is part of FFmpeg.
  5. *
  6. * FFmpeg is free software; you can redistribute it and/or
  7. * modify it under the terms of the GNU Lesser General Public
  8. * License as published by the Free Software Foundation; either
  9. * version 2.1 of the License, or (at your option) any later version.
  10. *
  11. * FFmpeg is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14. * Lesser General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU Lesser General Public
  17. * License along with FFmpeg; if not, write to the Free Software
  18. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19. */
  20. #include "libavutil/attributes.h"
  21. #include "libavutil/float_dsp.h"
  22. #include "cpu.h"
  23. #include "float_dsp_arm.h"
  24. void ff_vector_fmul_vfp(float *dst, const float *src0, const float *src1,
  25. int len);
  26. void ff_vector_fmul_window_vfp(float *dst, const float *src0,
  27. const float *src1, const float *win, int len);
  28. void ff_vector_fmul_reverse_vfp(float *dst, const float *src0,
  29. const float *src1, int len);
  30. void ff_butterflies_float_vfp(float *restrict v1, float *restrict v2, int len);
  31. av_cold void ff_float_dsp_init_vfp(AVFloatDSPContext *fdsp, int cpu_flags)
  32. {
  33. if (!have_vfpv3(cpu_flags)) {
  34. fdsp->vector_fmul = ff_vector_fmul_vfp;
  35. fdsp->vector_fmul_window = ff_vector_fmul_window_vfp;
  36. }
  37. fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_vfp;
  38. if (!have_vfpv3(cpu_flags))
  39. fdsp->butterflies_float = ff_butterflies_float_vfp;
  40. }