[FFmpeg-devel] [PATCH v2 1/2] avcodec/videotoolbox: use AV_WB16 where possible

[Aman Gupta]

From: Aman Gupta <a...@tmm1.net>

additional changes to hevc patchset, as suggested on-list

if these look fine, I will squash into previous patchset and push it to
master.
---
 libavcodec/videotoolbox.c | 27 +++++++++------------------
 1 file changed, 9 insertions(+), 18 deletions(-)

diff --git a/libavcodec/videotoolbox.c b/libavcodec/videotoolbox.c
index 078174cc61..c96200cbdb 100644
--- a/libavcodec/videotoolbox.c
+++ b/libavcodec/videotoolbox.c
@@ -165,10 +165,8 @@ CFDataRef 
ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx)
                  ptlc.non_packed_constraint_flag << 5 |
                  ptlc.frame_only_constraint_flag << 4);
     AV_W8(p + 7, 0);
-    AV_W8(p + 8, 0);
-    AV_W8(p + 9, 0);
-    AV_W8(p + 10, 0);
-    AV_W8(p + 11, 0);
+    AV_WB16(p + 8, 0);
+    AV_WB16(p + 10, 0);
 
     /* unsigned int(8) general_level_idc; */
     AV_W8(p + 12, ptlc.level_idc);
@@ -215,8 +213,7 @@ CFDataRef 
ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx)
     AV_W8(p + 18, (sps->bit_depth_chroma - 8) | 0xfc);
 
     /* bit(16) avgFrameRate; */
-    AV_W8(p + 19, 0);
-    AV_W8(p + 20, 0);
+    AV_WB16(p + 19, 0);
 
     /*
      * bit(2) constantFrameRate;
@@ -242,11 +239,9 @@ CFDataRef 
ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx)
     AV_W8(p, 1 << 7 |
              HEVC_NAL_VPS & 0x3f);
     /* unsigned int(16) numNalus; */
-    AV_W8(p + 1, 0);
-    AV_W8(p + 2, 1);
+    AV_WB16(p + 1, 1);
     /* unsigned int(16) nalUnitLength; */
-    AV_W8(p + 3, vps->data_size >> 8);
-    AV_W8(p + 4, vps->data_size & 0xffff);
+    AV_WB16(p + 3, vps->data_size);
     /* bit(8*nalUnitLength) nalUnit; */
     memcpy(p + 5, vps->data, vps->data_size);
     p += 5 + vps->data_size;
@@ -254,24 +249,20 @@ CFDataRef 
ff_videotoolbox_hvcc_extradata_create(AVCodecContext *avctx)
     /* sps */
     AV_W8(p, 1 << 7 |
              HEVC_NAL_SPS & 0x3f);
-    AV_W8(p + 1, 0);
-    AV_W8(p + 2, 1);
-    AV_W8(p + 3, sps->data_size >> 8);
-    AV_W8(p + 4, sps->data_size & 0xffff);
+    AV_WB16(p + 1, 1);
+    AV_WB16(p + 3, sps->data_size);
     memcpy(p + 5, sps->data, sps->data_size);
     p += 5 + sps->data_size;
 
     /* pps */
     AV_W8(p, 1 << 7 |
              HEVC_NAL_PPS & 0x3f);
-    AV_W8(p + 1, num_pps >> 8);
-    AV_W8(p + 2, num_pps & 0xffff);
+    AV_WB16(p + 1, num_pps);
     p += 3;
     for (i = 0; i < MAX_PPS_COUNT; i++) {
         if (h->ps.pps_list[i]) {
             const HEVCPPS *pps = (const HEVCPPS *)h->ps.pps_list[i]->data;
-            AV_W8(p + 0, pps->data_size >> 8);
-            AV_W8(p + 1, pps->data_size & 0xffff);
+            AV_WB16(p, pps->data_size);
             memcpy(p + 2, pps->data, pps->data_size);
             p += 2 + pps->data_size;
         }
-- 
2.13.5 (Apple Git-94)

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