NvsEffectRenderCore.h 文件参考

#import <Foundation/Foundation.h>
#import "NvsEffectCommonDef.h"
#import <CoreVideo/CVPixelBuffer.h>

浏览源代码.

类
struct	NvsEffectGPUTextureInfo
struct	NvsEffectGPUTexture
class	NvsEffectRenderCore
	特效渲染类 更多...

宏定义
渲染参数
#define	NVS_EFFECT_DISPLAY_ROTATION   @"display_rotation"
	输入图像旋转角度，只能是0， 90， 180， 270 更多...
#define	NVS_EFFECT_PHYSICAL_ORIENTATION   @"physical_orientation"
	物理旋转角度，只能是0， 90， 180， 270 更多...
#define	NVS_EFFECT_FLIP_HORIZONTALLY   @"flip_horizontally"
	是否需要横向翻转 更多...
#define	NVS_EFFECT_TIMESTAMP   @"timestamp"
	当前渲染的时间戳 更多...
#define	NVS_EFFECT_FLAGS   @"flags"
	暂时为0 更多...
#define	NVS_EFFECT_OUTPUT_FRAME_FORMAT   @"output_frame_format"
	输出图像格式请参照 NvsEffectVideoFramePixelFormat 更多...
#define	NVS_EFFECT_IS_BT601   @"is_bt.601"

枚举
enum	NvsEffectCoreError {   NvsEffectCoreError_NoError = 0, NvsEffectCoreError_Unknown = -1, NvsEffectCoreError_InvalidTexture = -2, NvsEffectCoreError_InvalidPixelFormat = -3,   NvsEffectCoreError_NotInitialized = -4 }
enum	NvsInitializeFlags {   NvsInitializeFlag_NoFlag = 0, NvsInitializeFlag_InSingleGLThread = 1, NvsInitializeFlag_CreateGLContextIfNeed = 2, NvsInitializeFlag_SUPPORT_4K = 4,   NvsInitializeFlag_SUPPORT_8K = 8, NvsInitializeFlag_SUPPORT_16K = 16 }
enum	NvsRenderFlag { NvsRenderFlag_NoFlag = 0, NvsRenderFlag_IsUpsideDownTexture = 1, NvsRenderFlags_InputTextureIsFlipHorizontally = 2 }

函数
static NvsEffectGPUTextureInfo	NvEffectGPUTextureInfoMake (int w, int h)
static NvsEffectGPUTexture	NvEffectGPUTextureMake (NvsEffectGPUTextureInfo info, int texId, NvsEffectGpuVideoFrameFormat format)

宏定义说明

NVS_EFFECT_DISPLAY_ROTATION

#define NVS_EFFECT_DISPLAY_ROTATION   @"display_rotation"

输入图像旋转角度，只能是0， 90， 180， 270

NVS_EFFECT_FLAGS

#define NVS_EFFECT_FLAGS   @"flags"

暂时为0

NVS_EFFECT_FLIP_HORIZONTALLY

#define NVS_EFFECT_FLIP_HORIZONTALLY   @"flip_horizontally"

是否需要横向翻转

NVS_EFFECT_IS_BT601

#define NVS_EFFECT_IS_BT601   @"is_bt.601"

如果输出图像是Nv12或者YUV420P格式才有意义

NVS_EFFECT_OUTPUT_FRAME_FORMAT

#define NVS_EFFECT_OUTPUT_FRAME_FORMAT   @"output_frame_format"

输出图像格式请参照 NvsEffectVideoFramePixelFormat

NVS_EFFECT_PHYSICAL_ORIENTATION

#define NVS_EFFECT_PHYSICAL_ORIENTATION   @"physical_orientation"

物理旋转角度，只能是0， 90， 180， 270

NVS_EFFECT_TIMESTAMP

#define NVS_EFFECT_TIMESTAMP   @"timestamp"

当前渲染的时间戳

枚举类型说明

NvsEffectCoreError

enum NvsEffectCoreError

枚举值
NvsEffectCoreError_NoError
NvsEffectCoreError_Unknown
NvsEffectCoreError_InvalidTexture
NvsEffectCoreError_InvalidPixelFormat
NvsEffectCoreError_NotInitialized

NvsInitializeFlags

enum NvsInitializeFlags

枚举值
NvsInitializeFlag_NoFlag
NvsInitializeFlag_InSingleGLThread
NvsInitializeFlag_CreateGLContextIfNeed
NvsInitializeFlag_SUPPORT_4K
NvsInitializeFlag_SUPPORT_8K
NvsInitializeFlag_SUPPORT_16K

NvsRenderFlag

enum NvsRenderFlag

枚举值
NvsRenderFlag_NoFlag
NvsRenderFlag_IsUpsideDownTexture
NvsRenderFlags_InputTextureIsFlipHorizontally

函数说明

NvEffectGPUTextureInfoMake()

static NvsEffectGPUTextureInfo NvEffectGPUTextureInfoMake ( int  w, int  h  )

inlinestatic

NvEffectGPUTextureMake()

static NvsEffectGPUTexture NvEffectGPUTextureMake ( NvsEffectGPUTextureInfo  info, int  texId, NvsEffectGpuVideoFrameFormat  format  )

inlinestatic