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[FFmpeg-devel,4/7] lavc/hevc_ps: Add slice parse support for HEVC SCC extension

Message ID 1594311460-10498-5-git-send-email-linjie.fu@intel.com
State New
Headers show
Series HEVC native support for Screen content coding
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Context Check Description
andriy/default pending
andriy/make success Make finished
andriy/make_fate success Make fate finished

Commit Message

Fu, Linjie July 9, 2020, 4:17 p.m. UTC
Signed-off-by: Linjie Fu <linjie.justin.fu@gmail.com>
---
 libavcodec/hevcdec.c | 6 ++++++
 libavcodec/hevcdec.h | 4 ++++
 2 files changed, 10 insertions(+)
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Patch

diff --git a/libavcodec/hevcdec.c b/libavcodec/hevcdec.c
index e363e68..8194f18 100644
--- a/libavcodec/hevcdec.c
+++ b/libavcodec/hevcdec.c
@@ -800,6 +800,12 @@  static int hls_slice_header(HEVCContext *s)
             sh->slice_cr_qp_offset = 0;
         }
 
+        if (s->ps.pps->pps_slice_act_qp_offsets_present_flag) {
+            sh->slice_act_y_qp_offset  = get_se_golomb(gb);
+            sh->slice_act_cb_qp_offset = get_se_golomb(gb);
+            sh->slice_act_cr_qp_offset = get_se_golomb(gb);
+        }
+
         if (s->ps.pps->chroma_qp_offset_list_enabled_flag)
             sh->cu_chroma_qp_offset_enabled_flag = get_bits1(gb);
         else
diff --git a/libavcodec/hevcdec.h b/libavcodec/hevcdec.h
index 39c5c7f..6e22e04 100644
--- a/libavcodec/hevcdec.h
+++ b/libavcodec/hevcdec.h
@@ -292,6 +292,10 @@  typedef struct SliceHeader {
     int slice_cb_qp_offset;
     int slice_cr_qp_offset;
 
+    int slice_act_y_qp_offset;
+    int slice_act_cb_qp_offset;
+    int slice_act_cr_qp_offset;
+
     uint8_t cu_chroma_qp_offset_enabled_flag;
 
     int beta_offset;    ///< beta_offset_div2 * 2