[FFmpeg-cvslog] ppc: idctdsp: Immediately return if no AltiVec is available

Diego Biurrun git at videolan.org
Fri Aug 1 15:16:32 CEST 2014


ffmpeg | branch: master | Diego Biurrun <diego at biurrun.de> | Thu Jul 31 04:48:07 2014 -0700| [03c9f357a4c2307a7913cea2cbf0ba817e80beb6] | committer: Diego Biurrun

ppc: idctdsp: Immediately return if no AltiVec is available

This is how all the other init functions operate.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=03c9f357a4c2307a7913cea2cbf0ba817e80beb6
---

 libavcodec/ppc/idctdsp.c |   17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/libavcodec/ppc/idctdsp.c b/libavcodec/ppc/idctdsp.c
index e1dde82..17f7dbb 100644
--- a/libavcodec/ppc/idctdsp.c
+++ b/libavcodec/ppc/idctdsp.c
@@ -231,14 +231,15 @@ av_cold void ff_idctdsp_init_ppc(IDCTDSPContext *c, AVCodecContext *avctx,
                                  unsigned high_bit_depth)
 {
 #if HAVE_ALTIVEC
-    if (PPC_ALTIVEC(av_get_cpu_flags())) {
-        if (!high_bit_depth) {
-            if ((avctx->idct_algo == FF_IDCT_AUTO) ||
-                (avctx->idct_algo == FF_IDCT_ALTIVEC)) {
-                c->idct_add  = idct_add_altivec;
-                c->idct_put  = idct_put_altivec;
-                c->perm_type = FF_IDCT_PERM_TRANSPOSE;
-            }
+    if (!PPC_ALTIVEC(av_get_cpu_flags()))
+        return;
+
+    if (!high_bit_depth) {
+        if ((avctx->idct_algo == FF_IDCT_AUTO) ||
+            (avctx->idct_algo == FF_IDCT_ALTIVEC)) {
+            c->idct_add  = idct_add_altivec;
+            c->idct_put  = idct_put_altivec;
+            c->perm_type = FF_IDCT_PERM_TRANSPOSE;
         }
     }
 #endif /* HAVE_ALTIVEC */



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