[FFmpeg-devel] [PATCH v3 1/2] lavc/aarch64: change h264pred_init structure

Mikhail Nitenko mnitenko at gmail.com
Tue Apr 13 15:00:11 EEST 2021


Change structure to allow addition of other bit depths.
---
 libavcodec/aarch64/h264pred_init.c | 57 ++++++++++++++----------------
 1 file changed, 27 insertions(+), 30 deletions(-)

diff --git a/libavcodec/aarch64/h264pred_init.c b/libavcodec/aarch64/h264pred_init.c
index b144376f90..fc8989ae0d 100644
--- a/libavcodec/aarch64/h264pred_init.c
+++ b/libavcodec/aarch64/h264pred_init.c
@@ -49,38 +49,35 @@ static av_cold void h264_pred_init_neon(H264PredContext *h, int codec_id,
                                         const int bit_depth,
                                         const int chroma_format_idc)
 {
-    const int high_depth = bit_depth > 8;
-
-    if (high_depth)
-        return;
-
-    if (chroma_format_idc <= 1) {
-        h->pred8x8[VERT_PRED8x8     ] = ff_pred8x8_vert_neon;
-        h->pred8x8[HOR_PRED8x8      ] = ff_pred8x8_hor_neon;
-        if (codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
-            h->pred8x8[PLANE_PRED8x8] = ff_pred8x8_plane_neon;
-        h->pred8x8[DC_128_PRED8x8   ] = ff_pred8x8_128_dc_neon;
-        if (codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP7 &&
-            codec_id != AV_CODEC_ID_VP8) {
-            h->pred8x8[DC_PRED8x8     ] = ff_pred8x8_dc_neon;
-            h->pred8x8[LEFT_DC_PRED8x8] = ff_pred8x8_left_dc_neon;
-            h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_neon;
-            h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8] = ff_pred8x8_l0t_dc_neon;
-            h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8] = ff_pred8x8_0lt_dc_neon;
-            h->pred8x8[ALZHEIMER_DC_L00_PRED8x8] = ff_pred8x8_l00_dc_neon;
-            h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8] = ff_pred8x8_0l0_dc_neon;
+    if (bit_depth == 8) {
+        if (chroma_format_idc <= 1) {
+            h->pred8x8[VERT_PRED8x8     ] = ff_pred8x8_vert_neon;
+            h->pred8x8[HOR_PRED8x8      ] = ff_pred8x8_hor_neon;
+            if (codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
+                h->pred8x8[PLANE_PRED8x8] = ff_pred8x8_plane_neon;
+            h->pred8x8[DC_128_PRED8x8   ] = ff_pred8x8_128_dc_neon;
+            if (codec_id != AV_CODEC_ID_RV40 && codec_id != AV_CODEC_ID_VP7 &&
+                codec_id != AV_CODEC_ID_VP8) {
+                h->pred8x8[DC_PRED8x8     ] = ff_pred8x8_dc_neon;
+                h->pred8x8[LEFT_DC_PRED8x8] = ff_pred8x8_left_dc_neon;
+                h->pred8x8[TOP_DC_PRED8x8 ] = ff_pred8x8_top_dc_neon;
+                h->pred8x8[ALZHEIMER_DC_L0T_PRED8x8] = ff_pred8x8_l0t_dc_neon;
+                h->pred8x8[ALZHEIMER_DC_0LT_PRED8x8] = ff_pred8x8_0lt_dc_neon;
+                h->pred8x8[ALZHEIMER_DC_L00_PRED8x8] = ff_pred8x8_l00_dc_neon;
+                h->pred8x8[ALZHEIMER_DC_0L0_PRED8x8] = ff_pred8x8_0l0_dc_neon;
+            }
         }
-    }
 
-    h->pred16x16[DC_PRED8x8     ] = ff_pred16x16_dc_neon;
-    h->pred16x16[VERT_PRED8x8   ] = ff_pred16x16_vert_neon;
-    h->pred16x16[HOR_PRED8x8    ] = ff_pred16x16_hor_neon;
-    h->pred16x16[LEFT_DC_PRED8x8] = ff_pred16x16_left_dc_neon;
-    h->pred16x16[TOP_DC_PRED8x8 ] = ff_pred16x16_top_dc_neon;
-    h->pred16x16[DC_128_PRED8x8 ] = ff_pred16x16_128_dc_neon;
-    if (codec_id != AV_CODEC_ID_SVQ3 && codec_id != AV_CODEC_ID_RV40 &&
-        codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
-        h->pred16x16[PLANE_PRED8x8  ] = ff_pred16x16_plane_neon;
+        h->pred16x16[DC_PRED8x8     ] = ff_pred16x16_dc_neon;
+        h->pred16x16[VERT_PRED8x8   ] = ff_pred16x16_vert_neon;
+        h->pred16x16[HOR_PRED8x8    ] = ff_pred16x16_hor_neon;
+        h->pred16x16[LEFT_DC_PRED8x8] = ff_pred16x16_left_dc_neon;
+        h->pred16x16[TOP_DC_PRED8x8 ] = ff_pred16x16_top_dc_neon;
+        h->pred16x16[DC_128_PRED8x8 ] = ff_pred16x16_128_dc_neon;
+        if (codec_id != AV_CODEC_ID_SVQ3 && codec_id != AV_CODEC_ID_RV40 &&
+            codec_id != AV_CODEC_ID_VP7 && codec_id != AV_CODEC_ID_VP8)
+            h->pred16x16[PLANE_PRED8x8  ] = ff_pred16x16_plane_neon;
+    }
 }
 
 av_cold void ff_h264_pred_init_aarch64(H264PredContext *h, int codec_id,
-- 
2.31.1



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