From c9b900050518359483eef2917a26d79e6d6fe223 Mon Sep 17 00:00:00 2001
From: shuanglong.wang<shuanglong.wang@amlogic.com>
Date: Tue, 31  Oct  2017  05:49:06  +0000
Subject: ffmpeg: modify dv check [2/2]

PD# 147889

modify dv check, no matter dv tag or el nal or meta nal, all seen is dv

Change-Id: I0863275146c61b6a67cd783e26e77d1029236a26
---
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 3d88f95..eba7b84 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -3637,6 +3637,7 @@ typedef struct AVCodecContext {
      */
     int hwaccel_flags;
     int has_dolby_vision_meta;
+    int has_dolby_vision_el;
 } AVCodecContext;
 
 AVRational av_codec_get_pkt_timebase         (const AVCodecContext *avctx);
diff --git a/libavcodec/h264.h b/libavcodec/h264.h
index 62ea89b..0b78ff8 100644
--- a/libavcodec/h264.h
+++ b/libavcodec/h264.h
@@ -45,7 +45,8 @@ enum {
     H264_NAL_SUB_SPS         = 15,
     H264_NAL_AUXILIARY_SLICE = 19,
     H264_NAL_SLC_EXT         = 20,
-    H264_NAL_264_DV          = 0x1c, /*0x7c & 0x1f*/
+    H264_NAL_264_DV_META          = 0x1c, /*0x7c & 0x1f*/
+    H264_NAL_264_DV_EL          = 0x1e, /*0x7E & 0x1f*/
 };
 
 #endif /* AVCODEC_H264_H */
diff --git a/libavcodec/h264_parser.c b/libavcodec/h264_parser.c
index a96adb7..d22103c 100644
--- a/libavcodec/h264_parser.c
+++ b/libavcodec/h264_parser.c
@@ -324,13 +324,20 @@ static inline int parse_nal_units(AVCodecParserContext *s,
         case H264_NAL_SEI:
             ff_h264_sei_decode(&p->sei, &nal.gb, &p->ps, avctx);
             break;
-        case H264_NAL_264_DV:
+        case H264_NAL_264_DV_META:
             /*00 00 00 01 7c 01 19  08
             nal type = 0x7c & 0x1f;
             any conflict?
             */
             avctx->has_dolby_vision_meta = 1;
             break;
+        case H264_NAL_264_DV_EL:
+            /*00 00 00 01 7e
+            nal type = 0x7e & 0x1f;
+            any conflict?
+            */
+            avctx->has_dolby_vision_el = 1;
+            break;
         case H264_NAL_IDR_SLICE:
             s->key_frame = 1;
 
diff --git a/libavcodec/h264dec.c b/libavcodec/h264dec.c
index 249cced..cb2b441 100644
--- a/libavcodec/h264dec.c
+++ b/libavcodec/h264dec.c
@@ -768,6 +768,19 @@ FF_ENABLE_DEPRECATION_WARNINGS
                 avctx->codec_tag = MKTAG('M', 'V', 'C', ' ');
             }
             break;
+        case H264_NAL_264_DV_META:
+            /*00 00 00 01 7c 01 19  08
+            nal type = 0x7c & 0x1f;
+            any conflict?
+            */
+            avctx->has_dolby_vision_meta = 1;
+            break;
+        case H264_NAL_264_DV_EL:
+            /*00 00 00 01 7e
+            nal type = 0x7e & 0x1f;
+            any conflict?
+            */
+            avctx->has_dolby_vision_el = 1;
         default:
             av_log(avctx, AV_LOG_DEBUG, "Unknown NAL code: %d (%d bits)\n",
                    nal->type, nal->size_bits);
diff --git a/libavcodec/hevc.h b/libavcodec/hevc.h
index 165ba45..68c8bb9 100644
--- a/libavcodec/hevc.h
+++ b/libavcodec/hevc.h
@@ -51,6 +51,7 @@ enum HEVCNALUnitType {
     HEVC_NAL_SEI_PREFIX = 39,
     HEVC_NAL_SEI_SUFFIX = 40,
     HEVC_NAL_SEI_DV_META = 62,
+    HEVC_NAL_SEI_DV_EL = 63,
 };
 
 enum HEVCSliceType {
diff --git a/libavcodec/hevcdec.c b/libavcodec/hevcdec.c
index f9e8ff0..84527f9 100644
--- a/libavcodec/hevcdec.c
+++ b/libavcodec/hevcdec.c
@@ -42,6 +42,7 @@
 #include "hevcdec.h"
 #include "profiles.h"
 
+
 const uint8_t ff_hevc_pel_weight[65] = { [2] = 0, [4] = 1, [6] = 2, [8] = 3, [12] = 4, [16] = 5, [24] = 6, [32] = 7, [48] = 8, [64] = 9 };
 
 /**
@@ -2848,6 +2849,21 @@ static int decode_nal_unit(HEVCContext *s, const H2645NAL *nal)
     case HEVC_NAL_AUD:
     case HEVC_NAL_FD_NUT:
         break;
+    case HEVC_NAL_SEI_DV_META:
+        /*
+        sample dolbyvision meta nal header:
+        00 00 01 7C 01 19 08
+        nal_type =(0x7C >> 1) 0x3f;
+        */
+        s->avctx->has_dolby_vision_meta = 1;
+        break;
+    case HEVC_NAL_SEI_DV_EL:
+        /*
+        sample dolbyvision el nal header:
+        00 00 01 7E 01
+        nal_type =(0x7E >> 1) 0x3f;
+        */
+        s->avctx->has_dolby_vision_el = 1;
     default:
         av_log(s->avctx, AV_LOG_INFO,
                "Skipping NAL unit %d\n", s->nal_unit_type);
--
cgit