From 0220116b39399a404f129b3cbc662a8efbd65cbe Mon Sep 17 00:00:00 2001
From: xiaobjy <zhongjiyuan1@huawei.com>
Date: Mon, 15 Jul 2024 11:46:56 +0800
Subject: [PATCH] add hdr metadata

Signed-off-by: xiaobjy <zhongjiyuan1@huawei.com>
Change-Id: I908d127a563ddb9b49b3788dfce737176ef2c647
---
 .../include/image/pixelmap_native.h           | 180 ++++++++++++++++++
 1 file changed, 180 insertions(+)

diff --git a/multimedia/image_framework/include/image/pixelmap_native.h b/multimedia/image_framework/include/image/pixelmap_native.h
index 7114cbee2f4..f25a1e4d237 100644
--- a/multimedia/image_framework/include/image/pixelmap_native.h
+++ b/multimedia/image_framework/include/image/pixelmap_native.h
@@ -137,6 +137,186 @@ typedef enum {
     OH_PixelmapNative_AntiAliasing_HIGH = 3,
 } OH_PixelmapNative_AntiAliasingLevel;
 
+/**
+ * @brief Enumerates the HDR metadata types that need to be stored in Pixelmap.
+ *
+ * @since 12
+ */
+typedef enum {
+    /**
+     * Indicate the types of metadata that image needs to use.
+     */
+    HDR_METADATA_TYPE = 0,
+    /**
+     * Static metadata key.
+     */
+    HDR_STATIC_METADATA = 1,
+    /**
+     * Dynamic metadata key.
+     */
+    HDR_DYNAMIC_METADATA = 2,
+    /**
+     * Gainmap metadata key.
+     */
+    HDR_GAINMAP_METADATA = 3,
+} OH_Pixelmap_HdrMetadataKey;
+
+/**
+ * @brief Value for HDR_METADATA_TYPE.
+ *
+ * @since 12
+ */
+typedef enum {
+    /**
+     * No metadata.
+     */
+    NONE = 0,
+    /**
+     * Indicates that metadata will be used for the base image.
+     */
+    BASE = 1,
+    /**
+     * Indicates that metadata will be used for the gainmap image.
+     */
+    GAINMAP = 2,
+    /**
+     * Indicates that metadata will be used for the alternate image.
+     */
+    ALTERNATE = 3,
+} OH_Pixelmap_HdrMetadataType;
+
+/**
+ * @brief Value for HDR_STATIC_METADATA.
+ *
+ * @since 12
+ */
+typedef struct OH_Pixelmap_HdrStaticMetadata {
+    /**
+     * The X-coordinate of the primary colors. The length of the array is three. Store in the order of r, g, b.
+     */
+    float displayPrimariesX[3];
+    /**
+     * The Y-coordinate of the primary colors. The length of the array is three. Store in the order of r, g, b.
+     */
+    float displayPrimariesY[3];
+    /**
+     * The X-coordinate of the white point value.
+     */
+    float whitePointX;
+    /**
+     * The Y-coordinate of the white point value.
+     */
+    float whitePointY;
+    /**
+     * Max luminance.
+     */
+    float maxLuminance;
+    /**
+     * Min luminance.
+     */
+    float minLuminance;
+    /**
+     * Maximum brightness of displayed content.
+     */
+    float maxContentLightLevel;
+    /**
+     * Maximum average brightness of displayed content.
+     */
+    float maxFrameAverageLightLevel;
+} OH_Pixelmap_HdrStaticMetadata;
+
+/**
+ * @brief Value for HDR_DYNAMIC_METADATA.
+ *
+ * @since 12
+ */
+typedef struct OH_Pixelmap_HdrDynamicMetadata {
+    /**
+     * The value of dynamic metadata.
+     */
+    uint8_t* data;
+    /**
+     * The length of dynamic metadata.
+     */
+    uint32_t length;
+} OH_Pixelmap_HdrDynamicMetadata;
+
+/**
+ * @brief Value for HDR_GAINMAP_METADATA.
+ *
+ * @since 12
+ */
+typedef struct OH_Pixelmap_HdrGainmapMetadata {
+    /**
+     * The version used by the writer.
+     */
+    uint16_t writerVersion;
+    /**
+     * The minimum version a parser needs to understand.
+     */
+    uint16_t miniVersion;
+    /**
+     * The number of gain map channels, with a value of 1 or 3.
+     */
+    uint8_t gainmapChannelNum;
+    /**
+     * Indicate whether to use the color space of the base image.
+     */
+    bool useBaseColorFlag;
+    /**
+     * The baseline hdr headroom.
+     */
+    float baseHeadroom;
+    /**
+     * The alternate hdr headroom.
+     */
+    float alternateHeadroom;
+    /**
+     * The per-component max gain map values.
+     */
+    float gainmapMax[3];
+    /**
+     * The per-component min gain map values.
+     */
+    float gainmapMin[3];
+    /**
+     * The per-component gamma values.
+     */
+    float gamma[3];
+    /**
+     * The per-component baseline offset.
+     */
+    float baselineOffset[3];
+    /**
+     * The per-component alternate offset.
+     */
+    float alternateOffset[3];
+} OH_Pixelmap_HdrGainmapMetadata;
+
+/**
+ * @brief Value for HDR_METADATA_KEY. Corresponding relationship with HDR_METADATA_KEY.
+ *
+ * @since 12
+ */
+typedef struct OH_Pixelmap_HdrMetadataValue {
+    /**
+     * The value corresponding to the HDR_METADATA_TYPE key
+     */
+    OH_Pixelmap_HdrMetadataType type;
+    /**
+     * The value corresponding to the HDR_STATIC_METADATA key
+     */
+    OH_Pixelmap_HdrStaticMetadata staticMetadata;
+    /**
+     * The value corresponding to the HDR_DYNAMIC_METADATA key
+     */
+    OH_Pixelmap_HdrDynamicMetadata dynamicMetadata;
+    /**
+     * The value corresponding to the HDR_GAINMAP_METADATA key
+     */
+    OH_Pixelmap_HdrGainmapMetadata gainmapMetadata;
+} OH_Pixelmap_HdrMetadataValue;
+
 /**
  * @brief Defines the options used for creating a pixel map.
  *
-- 
Gitee