[FFmpeg-cvslog] hevc: reorder loops

[Christophe Gisquet]

ffmpeg | branch: master | Christophe Gisquet <christophe.gisquet at gmail.com> | Thu Jul 10 06:47:56 2014 +0000| [eca1957c4cbee66a0b1f3dcabaffe68d61885f16] | committer: Michael Niedermayer

hevc: reorder loops

iterate over memory in a more continuous order

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=eca1957c4cbee66a0b1f3dcabaffe68d61885f16
---

 libavcodec/hevc.c |   12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/libavcodec/hevc.c b/libavcodec/hevc.c
index 99298a8..bd24c05 100644
--- a/libavcodec/hevc.c
+++ b/libavcodec/hevc.c
@@ -1453,8 +1453,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
         x_pu = x0 >> s->sps->log2_min_pu_size;
         y_pu = y0 >> s->sps->log2_min_pu_size;
 
-        for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
-            for (j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
+        for (j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
+            for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
                 tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
     } else { /* MODE_INTER */
         lc->pu.merge_flag = ff_hevc_merge_flag_decode(s);
@@ -1469,8 +1469,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
             x_pu = x0 >> s->sps->log2_min_pu_size;
             y_pu = y0 >> s->sps->log2_min_pu_size;
 
-            for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
-                for (j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
+            for (j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
+                for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
                     tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
         } else {
             enum InterPredIdc inter_pred_idc = PRED_L0;
@@ -1519,8 +1519,8 @@ static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
             x_pu = x0 >> s->sps->log2_min_pu_size;
             y_pu = y0 >> s->sps->log2_min_pu_size;
 
-            for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
-                for(j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
+            for(j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
+                for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
                     tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
         }
     }