[FFmpeg-devel] [PATCH v2 1/7] lavc: add a new sidedata type for Dolby Vision

Jun Zhao mypopydev at gmail.com
Sat Apr 11 16:44:03 EEST 2020


From: Jun Zhao <barryjzhao at tencent.com>

add a new sidedata type for Dolby Vision.

Signed-off-by: Jun Zhao <barryjzhao at tencent.com>
---
 libavcodec/avpacket.c | 1 +
 libavcodec/packet.h   | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c
index ad020ee..276beeb 100644
--- a/libavcodec/avpacket.c
+++ b/libavcodec/avpacket.c
@@ -396,6 +396,7 @@ const char *av_packet_side_data_name(enum AVPacketSideDataType type)
     case AV_PKT_DATA_ENCRYPTION_INFO:            return "Encryption info";
     case AV_PKT_DATA_AFD:                        return "Active Format Description data";
     case AV_PKT_DATA_ICC_PROFILE:                return "ICC Profile";
+    case AV_PKT_DATA_DOLBY_VISION_DECODER_CONF:  return "Dolby Vision";
     }
     return NULL;
 }
diff --git a/libavcodec/packet.h b/libavcodec/packet.h
index e53abe6..2f7b193 100644
--- a/libavcodec/packet.h
+++ b/libavcodec/packet.h
@@ -274,6 +274,15 @@ enum AVPacketSideDataType {
     AV_PKT_DATA_ICC_PROFILE,
 
     /**
+     * Dobly vision decoder configuration
+     * ref:
+     * dolby-vision-bitstreams-within-the-iso-base-media-file-format-v2.1.2, section 2.2
+     * dolby-vision-bitstreams-in-mpeg-2-transport-stream-multiplex-v1.2, section 3.3
+     * Tags are stored in struct AVDOVIDecoderConfigurationRecord.
+     */
+    AV_PKT_DATA_DOLBY_VISION_DECODER_CONF,
+
+    /**
      * The number of side data types.
      * This is not part of the public API/ABI in the sense that it may
      * change when new side data types are added.
-- 
2.7.4



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