harmony 鸿蒙video_processing_types.h
video_processing_types.h
Overview
The video_processing_types.h file declares the video processing types.
Library: libvideo_processing.so
File to include:
System capability: SystemCapability.Multimedia.VideoProcessingEngine
Since: 12
Related module: VideoProcessing
Summary
Structs
| Name | Description |
|---|---|
| struct VideoProcessing_ColorSpaceInfo | Describes the color space information of video processing. |
Types
| Name | Description |
|---|---|
| typedef struct OH_VideoProcessing OH_VideoProcessing | Defines a struct for the video processing object. |
| typedef struct NativeWindow OHNativeWindow | Defines a struct for the NativeWindow object. |
| typedef struct OH_AVFormat OH_AVFormat | Defines a struct for the OH_AVFormat object. |
| typedef struct VideoProcessing_ColorSpaceInfo VideoProcessing_ColorSpaceInfo | Defines a struct for the color space information of video processing. |
| typedef enum VideoDetailEnhancer_QualityLevel VideoDetailEnhancer_QualityLevel | Defines an enum for the quality levels for detail enhancement. |
| typedef enum VideoProcessing_ErrorCode VideoProcessing_ErrorCode | Defines an enum for the video processing error codes. |
| typedef enum VideoProcessing_State VideoProcessing_State | Defines an enum for the video processing states. |
| typedef struct VideoProcessing_Callback VideoProcessing_Callback | Defines a struct for the video processing callback object. |
| typedef void(* OH_VideoProcessingCallback_OnError) (OH_VideoProcessing *videoProcessor, VideoProcessing_ErrorCode error, void *userData) | Defines a pointer to the callback function for reporting an error during video processing. |
| typedef void(* OH_VideoProcessingCallback_OnState) (OH_VideoProcessing *videoProcessor, VideoProcessing_State state, void *userData) | Defines a pointer to the callback function for reporting the video processing state. |
| typedef void(* OH_VideoProcessingCallback_OnNewOutputBuffer) (OH_VideoProcessing *videoProcessor, uint32_t index, void *userData) | Defines a pointer to the callback function for reporting the data filled in the output buffer. |
Enums
| Name | Description |
|---|---|
| VideoDetailEnhancer_QualityLevel { VIDEO_DETAIL_ENHANCER_QUALITY_LEVEL_NONE, VIDEO_DETAIL_ENHANCER_QUALITY_LEVEL_LOW, VIDEO_DETAIL_ENHANCER_QUALITY_LEVEL_MEDIUM, VIDEO_DETAIL_ENHANCER_QUALITY_LEVEL_HIGH } |
Enumerates the quality levels for detail enhancement. |
| VideoProcessing_ErrorCode { VIDEO_PROCESSING_SUCCESS, VIDEO_PROCESSING_ERROR_INVALID_PARAMETER = 401, VIDEO_PROCESSING_ERROR_UNKNOWN = 29210001, VIDEO_PROCESSING_ERROR_INITIALIZE_FAILED, VIDEO_PROCESSING_ERROR_CREATE_FAILED, VIDEO_PROCESSING_ERROR_PROCESS_FAILED, VIDEO_PROCESSING_ERROR_UNSUPPORTED_PROCESSING, VIDEO_PROCESSING_ERROR_OPERATION_NOT_PERMITTED, VIDEO_PROCESSING_ERROR_NO_MEMORY, VIDEO_PROCESSING_ERROR_INVALID_INSTANCE, VIDEO_PROCESSING_ERROR_INVALID_VALUE } |
Enumerates the video processing error codes. |
| VideoProcessing_State { VIDEO_PROCESSING_STATE_RUNNING, VIDEO_PROCESSING_STATE_STOPPED } |
Enumerates the video processing states. |
Variables
| Name | Description |
|---|---|
| const int32_t VIDEO_PROCESSING_TYPE_COLOR_SPACE_CONVERSION | Instance created for color space conversion during video processing. |
| const int32_t VIDEO_PROCESSING_TYPE_METADATA_GENERATION | Instance created for metadata generation during video processing. |
| const int32_t VIDEO_PROCESSING_TYPE_DETAIL_ENHANCER | Instance for detail enhancement during video processing. |
| const char * VIDEO_DETAIL_ENHANCER_PARAMETER_KEY_QUALITY_LEVEL | Pointer to the quality level of video detail enhancement. |
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