diff --git a/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json b/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
index a154974198745f75af3943f812d1cc1fe6359bfb..54a2ea40b469de2c0586ee25a5ca673fc15fd55f 100644
--- a/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
+++ b/multimedia/av_codec/codec_base/libnative_media_codecbase.ndk.json
@@ -263,6 +263,54 @@
         "first_introduced": "11",
         "name": "OH_MD_KEY_AUDIO_VIVID_METADATA"
     },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_ENCODER_ENABLE_TEMPORAL_SCALABILITY"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_ENCODER_TEMPORAL_GOP_SIZE"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_ENCODER_TEMPORAL_GOP_REFERENCE_MODE"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_CROP_TOP"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_CROP_BOTTOM"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_CROP_LEFT"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_CROP_RIGHT"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_STRIDE"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_SLICE_HEIGHT"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_ENABLE_LOW_LATENCY"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_ENCODER_QP_MAX"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_MD_KEY_VIDEO_ENCODER_QP_MIN"
+    },
     {
         "first_introduced": "10",
         "name": "OH_AVCodec_GetCapability"
diff --git a/multimedia/av_codec/native_avcodec_base.h b/multimedia/av_codec/native_avcodec_base.h
index fe41e2620f27cf729152afa41d8bd74dd821be76..87122df64576c780857e1becf2b38d221d4f08f1 100644
--- a/multimedia/av_codec/native_avcodec_base.h
+++ b/multimedia/av_codec/native_avcodec_base.h
@@ -263,7 +263,13 @@ extern const char *OH_MD_KEY_PROFILE;
 extern const char *OH_MD_KEY_AUD_CHANNEL_COUNT;
 /* Key for audio sample rate, value type is uint32_t */
 extern const char *OH_MD_KEY_AUD_SAMPLE_RATE;
-/* Key for the interval of key frame. value type is int32_t, the unit is milliseconds. */
+/**
+ * @brief Key for the interval of key frame. value type is int32_t, the unit is milliseconds. A negative value means no
+ * key frames are requested after the first frame. A zero value means a stream containing all key frames is requested.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 9
+ */
 extern const char *OH_MD_KEY_I_FRAME_INTERVAL;
 /* Key of the surface rotation angle. value type is int32_t: should be {0, 90, 180, 270}, default is 0. */
 extern const char *OH_MD_KEY_ROTATION;
@@ -347,6 +353,113 @@ extern const char *OH_MD_KEY_AUDIO_OBJECT_NUMBER;
 /* Key for meta data of audio vivid. value type is a uint8_t pointer */
 extern const char *OH_MD_KEY_AUDIO_VIVID_METADATA;
 
+/**
+ * @brief Key for enable the temporal scalability mode, value type is int32_t (0 or 1): 1 is enabled, 0 otherwise.
+ * The default value is 0. To query supported, you should use the interface {@link OH_AVCapability_IsFeatureSupported}
+ * with enum {@link VIDEO_ENCODER_TEMPORAL_SCALABILITY}. This is an optional key that applies only to video encoder.
+ * It is used in configure.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_ENCODER_ENABLE_TEMPORAL_SCALABILITY;
+/**
+ * @brief Key for describing the temporal group of picture size, value type is int32_t. It takes effect only when
+ * temporal level scale is enable. This is an optional key that applies only to video encoder. It is used in configure.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_ENCODER_TEMPORAL_GOP_SIZE;
+/**
+ * @brief Key for describing the reference mode in temporal group of picture, value type is int32_t, see enum
+ * {@link OH_TemporalGopReferenceMode}. It takes effect only when temporal level sacle is enabled.
+ * This is an optional key that applies only to video encoder. It is used in configure.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_ENCODER_TEMPORAL_GOP_REFERENCE_MODE;
+/**
+ * @brief Key for describing the top-coordinate (y) of the crop rectangle, value type is int32_t. This is the top-most
+ * row included in the crop frame, where row indices start at 0.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_CROP_TOP;
+/**
+ * @brief Key for describing the bottom-coordinate (y) of the crop rectangle, value type is int32_t. This is the
+ * bottom-most row included in the crop frame, where row indices start at 0.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_CROP_BOTTOM;
+/**
+ * @brief Key for describing the left-coordinate (x) of the crop rectangle, value type is int32_t.
+ * This is the left-most column included in the crop frame, where column indices start at 0.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_CROP_LEFT;
+/**
+ * @brief Key for describing the right-coordinate (x) of the crop rectangle, value type is int32_t. This is the
+ * right-most column included in the crop frame, where column indices start at 0.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_CROP_RIGHT;
+/**
+ * @brief Key for describing the stride of the video buffer layout, value type is int32_t. Stride (or row increment) is
+ * the difference between the index of a pixel and that of the pixel directly underneath. For YUV 420 formats, the
+ * stride corresponds to the Y plane; the stride of the U and V planes can be calculated based on the color format,
+ * though it is generally undefined and depends on the device and release.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_STRIDE;
+/**
+ * @brief Key for describing the plane height of a multi-planar (YUV) video buffer layout, value type is int32_t.
+ * Slice height (or plane height/vertical stride) is the number of rows that must be skipped to get from
+ * the top of the Y plane to the top of the U plane in the buffer. In essence the offset of the U plane
+ * is sliceHeight * stride. The height of the U/V planes can be calculated based on the color format,
+ * though it is generally undefined and depends on the device and release.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_SLICE_HEIGHT;
+/**
+ * @brief Key to enable the low latency mode, value type is int32_t (0 or 1):1 is enabled, 0 otherwise.
+ * If enabled, the video encoder or video decoder doesn't hold input and output data more than required by
+ * the codec standards. This is an optional key that applies only to video encoder or video decoder.
+ * It is used in configure.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_ENABLE_LOW_LATENCY;
+/**
+ * @brief Key for describing the maximum quantization parameter allowed for video encoder, value type is int32_t.
+ * It is used in configure/setparameter or takes effect immediately with the frame.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_ENCODER_QP_MAX;
+/**
+ * @brief Key for describing the minimum quantization parameter allowed for video encoder, value type is int32_t.
+ * It is used in configure/setparameter or takes effect immediately with the frame.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+extern const char *OH_MD_KEY_VIDEO_ENCODER_QP_MIN;
+
 /**
  * @brief Media type.
  * @syscap SystemCapability.Multimedia.Media.CodecBase
@@ -515,6 +628,66 @@ typedef enum OH_MatrixCoefficient {
     MATRIX_COEFFICIENT_ICTCP = 14,
 } OH_MatrixCoefficient;
 
+/**
+ * @brief AVC Level.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+typedef enum OH_AVCLevel {
+    AVC_LEVEL_1 = 0,
+    AVC_LEVEL_1b = 1,
+    AVC_LEVEL_11 = 2,
+    AVC_LEVEL_12 = 3,
+    AVC_LEVEL_13 = 4,
+    AVC_LEVEL_2 = 5,
+    AVC_LEVEL_21 = 6,
+    AVC_LEVEL_22 = 7,
+    AVC_LEVEL_3 = 8,
+    AVC_LEVEL_31 = 9,
+    AVC_LEVEL_32 = 10,
+    AVC_LEVEL_4 = 11,
+    AVC_LEVEL_41 = 12,
+    AVC_LEVEL_42 = 13,
+    AVC_LEVEL_5 = 14,
+    AVC_LEVEL_51 = 15,
+} OH_AVCLevel;
+
+/**
+ * @brief HEVC Level.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+typedef enum OH_HEVCLevel {
+    HEVC_LEVEL_1 = 0,
+    HEVC_LEVEL_2 = 1,
+    HEVC_LEVEL_21 = 2,
+    HEVC_LEVEL_3 = 3,
+    HEVC_LEVEL_31 = 4,
+    HEVC_LEVEL_4 = 5,
+    HEVC_LEVEL_41 = 6,
+    HEVC_LEVEL_5 = 7,
+    HEVC_LEVEL_51 = 8,
+    HEVC_LEVEL_52 = 9,
+    HEVC_LEVEL_6 = 10,
+    HEVC_LEVEL_61 = 11,
+    HEVC_LEVEL_62 = 12,
+} OH_HEVCLevel;
+
+/**
+ * @brief The reference mode in temporal group of picture.
+ *
+ * @syscap SystemCapability.Multimedia.Media.CodecBase
+ * @since 12
+ */
+typedef enum OH_TemporalGopReferenceMode {
+    /** Refer to latest short-term reference frame. */
+    ADJACENT_REFERENCE = 0,
+    /** Refer to latest long-term reference frame. */
+    JUMP_REFERENCE = 1,
+} OH_TemporalGopReferenceMode;
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/multimedia/av_codec/native_avcodec_videoencoder.h b/multimedia/av_codec/native_avcodec_videoencoder.h
index fa0abea85747da13073b19cd07e1109ed65b708a..5d51db899ce7ea39023f24b885814643d356d963 100644
--- a/multimedia/av_codec/native_avcodec_videoencoder.h
+++ b/multimedia/av_codec/native_avcodec_videoencoder.h
@@ -24,6 +24,21 @@
 extern "C" {
 #endif
 
+/**
+ * @brief When OH_AVCodec needs new input parameter during the running process, the function pointer will be called and
+ * carry an available OH_AVFormat to fill in the new input parameter. This parameter takes effect immediately with the
+ * frame.
+ *
+ * @syscap SystemCapability.Multimedia.Media.VideoEncoder
+ * @param codec OH_AVCodec instance
+ * @param index The index corresponding to the new OH_AVFormat instance
+ * @param parameter Parameter containing the new OH_AVFormat instance
+ * @param userData specified data
+ * @since 12
+ */
+typedef void (*OH_VideoEncoder_OnNeedInputParameter)(OH_AVCodec *codec, uint32_t index, OH_AVFormat *parameter,
+                                                     void *userData);
+
 /**
  * @brief Creates a video encoder instance from the mime type, which is recommended in most cases.
  * @syscap SystemCapability.Multimedia.Media.VideoEncoder
@@ -85,6 +100,23 @@ OH_AVErrCode OH_VideoEncoder_SetCallback(OH_AVCodec *codec, OH_AVCodecAsyncCallb
  */
 OH_AVErrCode OH_VideoEncoder_RegisterCallback(OH_AVCodec *codec, OH_AVCodecCallback callback, void *userData);
 
+/**
+ * @brief Set the asynchronous callback function so that your application can respond to the events generated by the
+ * video encoder. This interface is optional only for input surface. If this interface is used, it must be invoked
+ * before {@link OH_VideoEncoder_Configure}.
+ *
+ * @syscap SystemCapability.Multimedia.Media.VideoEncoder
+ * @param codec Pointer to an OH_AVCodec instance
+ * @param onInputParameter A callback functions, see {@link OH_VideoEncoder_OnNeedInputParameter}
+ * @param userData User specific data
+ * @return Returns AV_ERR_OK if the execution is successful, otherwise returns a specific error code, refer to {@link
+ * OH_AVErrCode}
+ * @since 12
+ */
+OH_AVErrCode OH_VideoEncoder_RegisterParameterCallback(OH_AVCodec *codec,
+                                                       OH_VideoEncoder_OnNeedInputParameter onInputParameter,
+                                                       void *userData);
+
 /**
  * @brief To configure the video encoder, typically, you need to configure the description information of the
  * encoded video track. This interface must be called before Prepare is called.
@@ -247,6 +279,18 @@ OH_AVErrCode OH_VideoEncoder_PushInputData(OH_AVCodec *codec, uint32_t index, OH
  */
 OH_AVErrCode OH_VideoEncoder_PushInputBuffer(OH_AVCodec *codec, uint32_t index);
 
+/**
+ * @brief Submit the input parameter filled with data to the video encoder.
+ *
+ * @syscap SystemCapability.Multimedia.Media.VideoEncoder
+ * @param codec Pointer to an OH_AVCodec instance
+ * @param index Enter the index value corresponding to the input parameter
+ * @return Returns AV_ERR_OK if the execution is successful,
+ * otherwise returns a specific error code, refer to {@link OH_AVErrCode}
+ * @since 12
+ */
+OH_AVErrCode OH_VideoEncoder_PushInputParameter(OH_AVCodec *codec, uint32_t index);
+
 /**
  * @brief Return the processed output Buffer to the encoder.
  * @syscap SystemCapability.Multimedia.Media.VideoEncoder
diff --git a/multimedia/av_codec/video_encoder/libnative_media_venc.ndk.json b/multimedia/av_codec/video_encoder/libnative_media_venc.ndk.json
index 412adb92322f285d5a881cff4f4fa0a763c61856..0f61de3ea0adfc64ec80b58749405368c3855280 100644
--- a/multimedia/av_codec/video_encoder/libnative_media_venc.ndk.json
+++ b/multimedia/av_codec/video_encoder/libnative_media_venc.ndk.json
@@ -82,5 +82,13 @@
     {
         "first_introduced": "11",
         "name": "OH_VideoEncoder_FreeOutputBuffer"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_VideoEncoder_RegisterParameterCallback"
+    },
+    {
+        "first_introduced": "12",
+        "name": "OH_VideoEncoder_PushInputParameter"
     }
 ]
diff --git a/multimedia/media_foundation/native_avbuffer_info.h b/multimedia/media_foundation/native_avbuffer_info.h
index 78ec7c3e8ba10b0f7f689e5f70835bfee5f89cc9..bc57f8e1ed30169f8125c39c8842c198885a8e59 100644
--- a/multimedia/media_foundation/native_avbuffer_info.h
+++ b/multimedia/media_foundation/native_avbuffer_info.h
@@ -23,20 +23,30 @@
 extern "C" {
 #endif
 /**
- * @brief Enumerate the categories of OH_AVCodec's Buffer tags
+ * @brief Enumerate the categories of OH_AVCodec's Buffer tags.
  * @syscap SystemCapability.Multimedia.Media.Core
  * @since 9
  */
 typedef enum OH_AVCodecBufferFlags {
     AVCODEC_BUFFER_FLAGS_NONE = 0,
-    /* Indicates that the Buffer is an End-of-Stream frame */
+    /** Indicates that the Buffer is an End-of-Stream frame. */
     AVCODEC_BUFFER_FLAGS_EOS = 1 << 0,
-    /* Indicates that the Buffer contains keyframes */
+    /** Indicates that the Buffer contains keyframes. */
     AVCODEC_BUFFER_FLAGS_SYNC_FRAME = 1 << 1,
-    /* Indicates that the data contained in the Buffer is only part of a frame */
+    /** Indicates that the data contained in the Buffer is only part of a frame. */
     AVCODEC_BUFFER_FLAGS_INCOMPLETE_FRAME = 1 << 2,
-    /* Indicates that the Buffer contains Codec-Specific-Data */
+    /** Indicates that the Buffer contains Codec-Specific-Data. */
     AVCODEC_BUFFER_FLAGS_CODEC_DATA = 1 << 3,
+    /** Flag is used to discard packets which are required to maintain valid decoder state but are not required
+     *  for output and should be dropped after decoding.
+     * @since 12
+     */
+    AVCODEC_BUFFER_FLAGS_DISCARD = 1 << 4,
+    /** Flag is used to indicate packets that contain frames that can be discarded by the decoder,
+     *  I.e. Non-reference frames.
+     * @since 12
+     */
+    AVCODEC_BUFFER_FLAGS_DISPOSABLE = 1 << 5,
 } OH_AVCodecBufferFlags;
 
 /**