cpu_internal.h 2.2 KB

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  1. /*
  2. * This file is part of FFmpeg.
  3. *
  4. * FFmpeg is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU Lesser General Public
  6. * License as published by the Free Software Foundation; either
  7. * version 2.1 of the License, or (at your option) any later version.
  8. *
  9. * FFmpeg is distributed in the hope that it will be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12. * Lesser General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU Lesser General Public
  15. * License along with FFmpeg; if not, write to the Free Software
  16. * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17. */
  18. #ifndef AVUTIL_CPU_INTERNAL_H
  19. #define AVUTIL_CPU_INTERNAL_H
  20. #include "config.h"
  21. #include "cpu.h"
  22. #define CPUEXT_SUFFIX(flags, suffix, cpuext) \
  23. (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext))
  24. #define CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, slow_cpuext) \
  25. (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
  26. !((flags) & AV_CPU_FLAG_ ## slow_cpuext ## SLOW))
  27. #define CPUEXT_SUFFIX_SLOW2(flags, suffix, cpuext, slow_cpuext) \
  28. (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
  29. ((flags) & AV_CPU_FLAG_ ## slow_cpuext ## SLOW))
  30. #define CPUEXT_SUFFIX_FAST(flags, suffix, cpuext) CPUEXT_SUFFIX_FAST2(flags, suffix, cpuext, cpuext)
  31. #define CPUEXT_SUFFIX_SLOW(flags, suffix, cpuext) CPUEXT_SUFFIX_SLOW2(flags, suffix, cpuext, cpuext)
  32. #define CPUEXT(flags, cpuext) CPUEXT_SUFFIX(flags, , cpuext)
  33. #define CPUEXT_FAST(flags, cpuext) CPUEXT_SUFFIX_FAST(flags, , cpuext)
  34. #define CPUEXT_SLOW(flags, cpuext) CPUEXT_SUFFIX_SLOW(flags, , cpuext)
  35. int ff_get_cpu_flags_mips(void);
  36. int ff_get_cpu_flags_aarch64(void);
  37. int ff_get_cpu_flags_arm(void);
  38. int ff_get_cpu_flags_ppc(void);
  39. int ff_get_cpu_flags_x86(void);
  40. size_t ff_get_cpu_max_align_mips(void);
  41. size_t ff_get_cpu_max_align_aarch64(void);
  42. size_t ff_get_cpu_max_align_arm(void);
  43. size_t ff_get_cpu_max_align_ppc(void);
  44. size_t ff_get_cpu_max_align_x86(void);
  45. #endif /* AVUTIL_CPU_INTERNAL_H */