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authorMichael Niedermayer <michaelni@gmx.at>2015-05-31 23:43:18 +0200
committerMichael Niedermayer <michaelni@gmx.at>2015-05-31 23:55:32 +0200
commit1ff47770ca500abf47761b581e366f3c0b528a30 (patch)
tree691a3cc137b7331cb7316845948e947e3f5257d2 /libavcodec/ppc
parent1046b6b09326f143f0785cbec461dc7726eece8c (diff)
parentd0bf20a4f25ac5de021c860a0c8ad05638ee2078 (diff)
downloadffmpeg-1ff47770ca500abf47761b581e366f3c0b528a30.tar.gz
Merge commit 'd0bf20a4f25ac5de021c860a0c8ad05638ee2078'
* commit 'd0bf20a4f25ac5de021c860a0c8ad05638ee2078': ppc: vsx: Implement diff_pixels and get_pixels Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/ppc')
-rw-r--r--libavcodec/ppc/pixblockdsp.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/libavcodec/ppc/pixblockdsp.c b/libavcodec/ppc/pixblockdsp.c
index 72519949a8..d82c0ea23e 100644
--- a/libavcodec/ppc/pixblockdsp.c
+++ b/libavcodec/ppc/pixblockdsp.c
@@ -228,6 +228,40 @@ static void diff_pixels_altivec(int16_t *restrict block, const uint8_t *s1,
#endif /* HAVE_ALTIVEC */
+#if HAVE_VSX
+static void get_pixels_vsx(int16_t *restrict block, const uint8_t *pixels,
+ int line_size)
+{
+ int i;
+ for (i = 0; i < 8; i++) {
+ vec_s16 shorts = vsx_ld_u8_s16(0, pixels);
+
+ vec_vsx_st(shorts, i * 16, block);
+
+ pixels += line_size;
+ }
+}
+
+static void diff_pixels_vsx(int16_t *restrict block, const uint8_t *s1,
+ const uint8_t *s2, int stride)
+{
+ int i;
+ vec_s16 shorts1, shorts2;
+ for (i = 0; i < 8; i++) {
+ shorts1 = vsx_ld_u8_s16(0, s1);
+ shorts2 = vsx_ld_u8_s16(0, s2);
+
+ shorts1 = vec_sub(shorts1, shorts2);
+
+ vec_vsx_st(shorts1, 0, block);
+
+ s1 += stride;
+ s2 += stride;
+ block += 8;
+ }
+}
+#endif /* HAVE_VSX */
+
av_cold void ff_pixblockdsp_init_ppc(PixblockDSPContext *c,
AVCodecContext *avctx,
unsigned high_bit_depth)
@@ -242,4 +276,14 @@ av_cold void ff_pixblockdsp_init_ppc(PixblockDSPContext *c,
c->get_pixels = get_pixels_altivec;
}
#endif /* HAVE_ALTIVEC */
+
+#if HAVE_VSX
+ if (!PPC_VSX(av_get_cpu_flags()))
+ return;
+
+ c->diff_pixels = diff_pixels_vsx;
+
+ if (!high_bit_depth)
+ c->get_pixels = get_pixels_vsx;
+#endif /* HAVE_VSX */
}