vp9: add hwaccel hooks

[ffmpeg] / libavfilter / vsrc_mptestsrc.c

diff --git a/libavfilter/vsrc_mptestsrc.c b/libavfilter/vsrc_mptestsrc.c
index bc5b2cd252d7367cccd0f4e605b42f79ae67cdd2..1cdd3a43701b1b29f6aa3d9cf9f070140c86dfba 100644 (file)
--- a/libavfilter/vsrc_mptestsrc.c
+++ b/libavfilter/vsrc_mptestsrc.c
@@ -121,7 +121,7 @@ static void idct(uint8_t *dst, int dst_linesize, int src[64])
             for (k = 0; k < 8; k++)
                 sum += c[k*8+i]*tmp[8*k+j];
 
-            dst[dst_linesize*i + j] = av_clip_uint8((int)floor(sum+0.5));
+            dst[dst_linesize*i + j] = av_clip_uint8(lrint(sum));
         }
     }
 }
@@ -240,7 +240,7 @@ static void ring2_test(uint8_t *dst, int dst_linesize, int off)
 
     for (y = 0; y < 16*16; y++) {
         for (x = 0; x < 16*16; x++) {
-            double d = sqrt((x-8*16)*(x-8*16) + (y-8*16)*(y-8*16));
+            double d = hypot(x-8*16, y-8*16);
             double r = d/20 - (int)(d/20);
             if (r < off/30.0) {
                 dst[x + y*dst_linesize]     = 255;