diff options
Diffstat (limited to 'vpx_dsp/arm/vpx_convolve_neon.c')
| -rw-r--r-- | vpx_dsp/arm/vpx_convolve_neon.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/vpx_dsp/arm/vpx_convolve_neon.c b/vpx_dsp/arm/vpx_convolve_neon.c index 830f3176d..f7db3e6a9 100644 --- a/vpx_dsp/arm/vpx_convolve_neon.c +++ b/vpx_dsp/arm/vpx_convolve_neon.c @@ -14,6 +14,57 @@ #include "vpx_dsp/vpx_dsp_common.h" #include "vpx_ports/mem.h" +#if VPX_ARCH_AARCH64 && \ + (defined(__ARM_FEATURE_DOTPROD) || defined(__ARM_FEATURE_MATMUL_INT8)) +#include "vpx_dsp/arm/vpx_convolve8_neon.h" + +void vpx_convolve8_neon(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, + ptrdiff_t dst_stride, const InterpKernel *filter, + int x0_q4, int x_step_q4, int y0_q4, int y_step_q4, + int w, int h) { + /* Given our constraints: w <= 64, h <= 64, taps == 8 we can reduce the + * maximum buffer size to 64 * (64 + 7). */ + uint8_t temp[64 * 71]; + + /* Account for the vertical phase needing 3 lines prior and 4 lines post. */ + const int intermediate_height = h + 7; + + assert(y_step_q4 == 16); + assert(x_step_q4 == 16); + + /* Filter starting 3 lines back. */ + vpx_convolve8_2d_horiz_neon(src - src_stride * 3, src_stride, temp, w, filter, + x0_q4, x_step_q4, y0_q4, y_step_q4, w, + intermediate_height); + + /* Step into the temp buffer 3 lines to get the actual frame data */ + vpx_convolve8_vert_neon(temp + w * 3, w, dst, dst_stride, filter, x0_q4, + x_step_q4, y0_q4, y_step_q4, w, h); +} + +void vpx_convolve8_avg_neon(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const InterpKernel *filter, int x0_q4, + int x_step_q4, int y0_q4, int y_step_q4, int w, + int h) { + uint8_t temp[64 * 71]; + const int intermediate_height = h + 7; + + assert(y_step_q4 == 16); + assert(x_step_q4 == 16); + + vpx_convolve8_2d_horiz_neon(src - src_stride * 3, src_stride, temp, w, filter, + x0_q4, x_step_q4, y0_q4, y_step_q4, w, + intermediate_height); + + vpx_convolve8_avg_vert_neon(temp + w * 3, w, dst, dst_stride, filter, x0_q4, + x_step_q4, y0_q4, y_step_q4, w, h); +} + +#else // !(VPX_ARCH_AARCH64 && + // (defined(__ARM_FEATURE_DOTPROD) || + // defined(__ARM_FEATURE_MATMUL_INT8))) + void vpx_convolve8_neon(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const InterpKernel *filter, int x0_q4, int x_step_q4, int y0_q4, int y_step_q4, @@ -63,3 +114,7 @@ void vpx_convolve8_avg_neon(const uint8_t *src, ptrdiff_t src_stride, vpx_convolve8_avg_vert_neon(temp + w * 3, w, dst, dst_stride, filter, x0_q4, x_step_q4, y0_q4, y_step_q4, w, h); } + +#endif // #if VPX_ARCH_AARCH64 && + // (defined(__ARM_FEATURE_DOTPROD) || + // defined(__ARM_FEATURE_MATMUL_INT8)) |