diff options
| author | Johann <johannkoenig@google.com> | 2015-05-11 19:09:22 -0700 |
|---|---|---|
| committer | Johann <johannkoenig@google.com> | 2015-05-13 11:41:15 -0700 |
| commit | 1d7ccd5325ec34244074419f6802640c8afafd31 (patch) | |
| tree | 225192c4725a2596cbf7904d8edf0e420ce8aa25 /vpx_ports | |
| parent | 465ce0e42067ad85019fe1f2f98bf5b081c89880 (diff) | |
| download | libvpx-1d7ccd5325ec34244074419f6802640c8afafd31.tar libvpx-1d7ccd5325ec34244074419f6802640c8afafd31.tar.gz libvpx-1d7ccd5325ec34244074419f6802640c8afafd31.tar.bz2 libvpx-1d7ccd5325ec34244074419f6802640c8afafd31.zip | |
Relocate memory operations for common code
With the sad functions, and hopefully the variance functions soon,
moving to the vpx_dsp location, place the defines used in the
reference C code in a common location.
Change-Id: I4c8ce7778eb38a0a3ee674d2f1c488eda01cfeca
Diffstat (limited to 'vpx_ports')
| -rw-r--r-- | vpx_ports/mem.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/vpx_ports/mem.h b/vpx_ports/mem.h index 0106a45d6..7502f9063 100644 --- a/vpx_ports/mem.h +++ b/vpx_ports/mem.h @@ -38,4 +38,16 @@ #define __builtin_prefetch(x) #endif +/* Shift down with rounding */ +#define ROUND_POWER_OF_TWO(value, n) \ + (((value) + (1 << ((n) - 1))) >> (n)) + +#define ALIGN_POWER_OF_TWO(value, n) \ + (((value) + ((1 << (n)) - 1)) & ~((1 << (n)) - 1)) + +#if CONFIG_VP9_HIGHBITDEPTH +#define CONVERT_TO_SHORTPTR(x) ((uint16_t*)(((uintptr_t)x) << 1)) +#define CONVERT_TO_BYTEPTR(x) ((uint8_t*)(((uintptr_t)x) >> 1)) +#endif // CONFIG_VP9_HIGHBITDEPTH + #endif // VPX_PORTS_MEM_H_ |