avcodec/h264: add avx 8-bit 4:2:2 chroma h intra deblock/loop filter

~1.37x faster (147 vs. 108 cycles) compared to mmxext function
8 years ago · cd893b9307
parent 0e16b3e2be
commit cd893b9307
2 changed files with 19 additions and 0 deletions
--- a/libavcodec/x86/h264_deblock.asm
+++ b/libavcodec/x86/h264_deblock.asm
@ -1232,6 +1232,24 @@ cglobal deblock_h_chroma_intra_8, 4, 6, 8, pix_, stride_, alpha_, beta_
    STORE_8_ROWS PASS8ROWS(pix_q - 2, r4 - 2, stride_q, r5)
 RET

+cglobal deblock_h_chroma422_intra_8, 4, 6, 8, pix_, stride_, alpha_, beta_
+    CHROMA_H_START_XMM r4, r5
+    LOAD_8_ROWS PASS8ROWS(pix_q - 2, r4 - 2, stride_q, r5)
+    TRANSPOSE_8x4B_XMM
+    CHROMA_INTRA_BODY_XMM
+    TRANSPOSE_4x8B_XMM
+    STORE_8_ROWS PASS8ROWS(pix_q - 2, r4 - 2, stride_q, r5)
+
+    lea pix_q, [pix_q + 8*stride_q]
+    lea r4,    [r4    + 8*stride_q]
+
+    LOAD_8_ROWS PASS8ROWS(pix_q - 2, r4 - 2, stride_q, r5)
+    TRANSPOSE_8x4B_XMM
+    CHROMA_INTRA_BODY_XMM
+    TRANSPOSE_4x8B_XMM
+    STORE_8_ROWS PASS8ROWS(pix_q - 2, r4 - 2, stride_q, r5)
+RET
+
 %endmacro ; DEBLOCK_CHROMA_XMM

 DEBLOCK_CHROMA_XMM avx
--- a/libavcodec/x86/h264dsp_init.c
+++ b/libavcodec/x86/h264dsp_init.c
@ -325,6 +325,7 @@ av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma_intra_8_avx;
            } else {
                c->h264_h_loop_filter_chroma       = ff_deblock_h_chroma422_8_avx;
+                c->h264_h_loop_filter_chroma_intra = ff_deblock_h_chroma422_intra_8_avx;
            }
        }
    } else if (bit_depth == 10) {