h264/aarch64: sign extend int stride in loop filter asm

6 years ago · bb515e3a73
parent 41cf3e3b1c
commit bb515e3a73
1 changed files with 3 additions and 0 deletions
--- a/libavcodec/aarch64/h264dsp_neon.S
+++ b/libavcodec/aarch64/h264dsp_neon.S
@ -130,6 +130,7 @@ endfunc

 function ff_h264_h_loop_filter_luma_neon, export=1
        h264_loop_filter_start
+        sxtw            x1,  w1

        sub             x0,  x0,  #4
        ld1             {v6.8B},  [x0], x1
@ -210,6 +211,7 @@ endfunc

 function ff_h264_v_loop_filter_chroma_neon, export=1
        h264_loop_filter_start
+        sxtw            x1,  w1

        sub             x0,  x0,  x1, lsl #1
        ld1             {v18.8B}, [x0], x1
@ -228,6 +230,7 @@ endfunc

 function ff_h264_h_loop_filter_chroma_neon, export=1
        h264_loop_filter_start
+        sxtw            x1,  w1

        sub             x0,  x0,  #2
        ld1             {v18.S}[0], [x0], x1