From 846e8bb7fa9fb91f3867547e832b15066c323af1 Mon Sep 17 00:00:00 2001
From: xfengcarl <carl.zhang@intel.com>
Date: Tue, 24 Oct 2017 20:01:08 +0800
Subject: add sequence display extension support for MPEG2 encode

Signed-off-by: Carl.Zhang<carl.zhang@intel.com>
---
 va/va.h           |  2 ++
 va/va_enc_mpeg2.h | 13 +++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/va/va.h b/va/va.h
index 666ad7f..8cbde80 100644
--- a/va/va.h
+++ b/va/va.h
@@ -1643,6 +1643,8 @@ typedef enum
     VAEncMiscParameterTypeCustomRoundingControl = 17,
     /** \brief Buffer type used for FEI input frame level parameters */
     VAEncMiscParameterTypeFEIFrameControl = 18,
+    /** \brief encode extension buffer, ect. MPEG2 Sequence extenstion data */
+    VAEncMiscParameterTypeExtensionData = 19
 } VAEncMiscParameterType;
 
 /** \brief Packed header type. */
diff --git a/va/va_enc_mpeg2.h b/va/va_enc_mpeg2.h
index 06f0e63..43663bd 100644
--- a/va/va_enc_mpeg2.h
+++ b/va/va_enc_mpeg2.h
@@ -287,6 +287,19 @@ typedef struct _VAEncSliceParameterBufferMPEG2 {
     uint32_t                va_reserved[VA_PADDING_LOW];
 } VAEncSliceParameterBufferMPEG2;
 
+typedef struct _VAEncMiscParameterExtensionDataSeqDisplayMPEG2
+{
+    /** should always be 0x02 to identify it is Sequence Display Extension ISO-13818 */
+    uint8_t extension_start_code_identifier;
+    /** these field should follow ISO-13818 6.3.6 */
+    uint8_t video_format;
+    uint8_t colour_description;
+    uint8_t colour_primaries;
+    uint8_t transfer_characteristics;
+    uint8_t matrix_coefficients;
+    uint16_t display_horizontal_size;
+    uint16_t display_vertical_size;
+} VAEncMiscParameterExtensionDataSeqDisplayMPEG2;
 /**@}*/
 
 #ifdef __cplusplus
-- 
cgit v1.2.1