ffmpeg/libavcodec/aarch64/Makefile
Jun Zhao 60b372c934 lavc/hevc: add aarch64 NEON for DC prediction
Add NEON-optimized implementation for HEVC intra DC prediction at 8-bit
depth, supporting all block sizes (4x4 to 32x32).

DC prediction computes the average of top and left reference samples
using uaddlv, with urshr for rounded division. For luma blocks smaller
than 32x32, edge smoothing is applied: the first row and column are
blended toward the reference using (ref[i] + 3*dc + 2) >> 2 computed
entirely in the NEON domain. Fill stores use pre-computed address
patterns to break dependency chains.

Also adds the aarch64 initialization framework (Makefile, pred.c/pred.h
hooks, hevcpred_init_aarch64.c).

Speedup over C on Apple M4 (checkasm --bench):

    4x4: 2.28x    8x8: 3.14x    16x16: 3.29x    32x32: 3.02x

Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
2026-03-30 14:32:10 +00:00

85 lines
5.2 KiB
Makefile

# subsystems
OBJS-$(CONFIG_AC3DSP) += aarch64/ac3dsp_init_aarch64.o
OBJS-$(CONFIG_FDCTDSP) += aarch64/fdctdsp_init_aarch64.o
OBJS-$(CONFIG_FMTCONVERT) += aarch64/fmtconvert_init.o
OBJS-$(CONFIG_H264CHROMA) += aarch64/h264chroma_init_aarch64.o
OBJS-$(CONFIG_H264DSP) += aarch64/h264dsp_init_aarch64.o
OBJS-$(CONFIG_HUFFYUVDSP) += aarch64/huffyuvdsp_init_aarch64.o
OBJS-$(CONFIG_H264PRED) += aarch64/h264pred_init.o
OBJS-$(CONFIG_H264QPEL) += aarch64/h264qpel_init_aarch64.o
OBJS-$(CONFIG_HPELDSP) += aarch64/hpeldsp_init_aarch64.o
OBJS-$(CONFIG_IDCTDSP) += aarch64/idctdsp_init_aarch64.o
OBJS-$(CONFIG_ME_CMP) += aarch64/me_cmp_init_aarch64.o
OBJS-$(CONFIG_MPEGAUDIODSP) += aarch64/mpegaudiodsp_init.o
OBJS-$(CONFIG_MPEGVIDEOENCDSP) += aarch64/mpegvideoencdsp_init.o
OBJS-$(CONFIG_NEON_CLOBBER_TEST) += aarch64/neontest.o
OBJS-$(CONFIG_PIXBLOCKDSP) += aarch64/pixblockdsp_init_aarch64.o
OBJS-$(CONFIG_PNG_DECODER) += aarch64/pngdsp_init.o
OBJS-$(CONFIG_VIDEODSP) += aarch64/videodsp_init.o
OBJS-$(CONFIG_VP8DSP) += aarch64/vp8dsp_init_aarch64.o
# decoders/encoders
OBJS-$(CONFIG_AAC_DECODER) += aarch64/aacpsdsp_init_aarch64.o \
aarch64/sbrdsp_init_aarch64.o
OBJS-$(CONFIG_AAC_ENCODER) += aarch64/aacencdsp_init.o
OBJS-$(CONFIG_DCA_DECODER) += aarch64/synth_filter_init.o
OBJS-$(CONFIG_OPUS_DECODER) += aarch64/opusdsp_init.o
OBJS-$(CONFIG_RV40_DECODER) += aarch64/rv40dsp_init_aarch64.o
OBJS-$(CONFIG_VC1DSP) += aarch64/vc1dsp_init_aarch64.o
OBJS-$(CONFIG_VORBIS_DECODER) += aarch64/vorbisdsp_init.o
OBJS-$(CONFIG_VP9_DECODER) += aarch64/vp9dsp_init_10bpp_aarch64.o \
aarch64/vp9dsp_init_12bpp_aarch64.o \
aarch64/vp9mc_aarch64.o \
aarch64/vp9dsp_init_aarch64.o
# ARMv8 optimizations
# subsystems
ARMV8-OBJS-$(CONFIG_VIDEODSP) += aarch64/videodsp.o
# NEON optimizations
# subsystems
NEON-OBJS-$(CONFIG_AAC_DECODER) += aarch64/sbrdsp_neon.o
NEON-OBJS-$(CONFIG_AAC_ENCODER) += aarch64/aacencdsp_neon.o
NEON-OBJS-$(CONFIG_AC3DSP) += aarch64/ac3dsp_neon.o
NEON-OBJS-$(CONFIG_FDCTDSP) += aarch64/fdctdsp_neon.o
NEON-OBJS-$(CONFIG_FMTCONVERT) += aarch64/fmtconvert_neon.o
NEON-OBJS-$(CONFIG_H264CHROMA) += aarch64/h264cmc_neon.o
NEON-OBJS-$(CONFIG_H264DSP) += aarch64/h264dsp_neon.o \
aarch64/h264idct_neon.o
NEON-OBJS-$(CONFIG_H264PRED) += aarch64/h264pred_neon.o
NEON-OBJS-$(CONFIG_H264QPEL) += aarch64/h264qpel_neon.o \
aarch64/hpeldsp_neon.o
NEON-OBJS-$(CONFIG_HPELDSP) += aarch64/hpeldsp_neon.o
NEON-OBJS-$(CONFIG_HUFFYUVDSP) += aarch64/huffyuvdsp_neon.o
NEON-OBJS-$(CONFIG_IDCTDSP) += aarch64/idctdsp_neon.o \
aarch64/simple_idct_neon.o
NEON-OBJS-$(CONFIG_ME_CMP) += aarch64/me_cmp_neon.o
NEON-OBJS-$(CONFIG_MPEGAUDIODSP) += aarch64/mpegaudiodsp_neon.o
NEON-OBJS-$(CONFIG_MPEGVIDEOENCDSP) += aarch64/mpegvideoencdsp_neon.o
NEON-OBJS-$(CONFIG_PIXBLOCKDSP) += aarch64/pixblockdsp_neon.o
NEON-OBJS-$(CONFIG_PNG_DECODER) += aarch64/pngdsp_neon.o
NEON-OBJS-$(CONFIG_VC1DSP) += aarch64/vc1dsp_neon.o
NEON-OBJS-$(CONFIG_VP8DSP) += aarch64/vp8dsp_neon.o
# decoders/encoders
NEON-OBJS-$(CONFIG_AAC_DECODER) += aarch64/aacpsdsp_neon.o
NEON-OBJS-$(CONFIG_DCA_DECODER) += aarch64/synth_filter_neon.o
NEON-OBJS-$(CONFIG_OPUS_DECODER) += aarch64/opusdsp_neon.o
NEON-OBJS-$(CONFIG_VORBIS_DECODER) += aarch64/vorbisdsp_neon.o
NEON-OBJS-$(CONFIG_VP9_DECODER) += aarch64/vp9itxfm_16bpp_neon.o \
aarch64/vp9itxfm_neon.o \
aarch64/vp9lpf_16bpp_neon.o \
aarch64/vp9lpf_neon.o \
aarch64/vp9mc_16bpp_neon.o \
aarch64/vp9mc_neon.o
NEON-OBJS-$(CONFIG_HEVC_DECODER) += aarch64/hevcdsp_deblock_neon.o \
aarch64/hevcdsp_dequant_neon.o \
aarch64/hevcdsp_idct_neon.o \
aarch64/hevcdsp_init_aarch64.o \
aarch64/hevcpred_neon.o \
aarch64/hevcpred_init_aarch64.o \
aarch64/h26x/epel_neon.o \
aarch64/h26x/qpel_neon.o \
aarch64/h26x/sao_neon.o