You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

468 lines
15 KiB

#ifndef __ZMF_EXT_H__
#define __ZMF_EXT_H__
#include "zmf_utils.h"
#if defined(ANDROID)
#include <jni.h>
#endif
#if __GNUC__
#pragma GCC visibility push(default)
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**
* zmf video file format:
* [HEAD][LAYER]*
* HEAD -> uint16_t<WIDHT>, uint16_t <HEIGHT>, uint8_t <FPS>
* LAYER-> ZmfFileVideoLayer, [Fragment]*
* Fragment -> uint16_t<LENGTH>, [DATA]
*
* - WIDHT, HEIGHT, LENGTH is big endian
* - DATA is byte buffer
*/
typedef struct {
/** the number of fragment in one layer */
unsigned char numFragments;
/** fragment level = fragPriority << 8 | fragSvcLevel
* 0x80 is last layer bit in one image frame, i.e. ZmfVideoCaptureEncoder.bLastFrag
* 0x70 is layer index, i.e. ZmfVideoCaptureEncoder.simulcastIdx
*/
unsigned char fragPriority;
/** 0x40 is keyframe bit */
unsigned char fragSvcLevel;
} ZmfFileVideoLayer;
/**
* runtime state of external capture encoder
*/
typedef struct {
/** [in] codec name */
const char* plName;
/** [in] encoded data length */
unsigned bufLength : 32;
/** [in] fragment level */
unsigned fragLevel : 16;
/** [in] whelther the current captured buffer is last fragment ine one layer */
unsigned bLastFrag : 1;
/** [in] whelther the current captured buffer is last layer in one frame*/
unsigned bLastLayer: 1;
/** [in] layer index */
unsigned simulcastIdx : 6;
/** [in] whelther the current layer is keyframe */
unsigned bKeyFrame : 1;
/** [out] set next output keyframe */
unsigned nextKeyFrame : 1;
/** [out] set new framerate [0-64] */
unsigned newFrameRate : 6;
/** [out] notify percent loss [0-100] */
unsigned packetLoss : 16;
/** [out] set new bitrate, kbps */
unsigned newBitRate : 16;
/** [out] notify rtt, ms */
unsigned rtt : 16;
} ZmfVideoCaptureEncoder;
#if defined(ANDROID)
/**
* plugin library name prefixed as ZmfPLuginLibPrefix will be auto loaded when ZMF is initialized
*/
#define ZmfPLuginLibPrefix "libspm-"
/**
* required function that will be called when plugin library is loaded
* in this function, plugin can register callbacks into zmf, such as
* Zmf_VideoCaptureAddCallback: to process camera raw data before encoding
* Zmf_VideoRenderAddCallback: to process video render data
* Zmf_AudioOutputAddCallback: to process decoded audio data before delivering to speaker
* Zmf_AudioInputAddCallback: to process audio data from microphone before encoding
* note: JNIENV is here for convenience to make JNI call if needed.
* JNIENV is defined in C++ version.
*/
int loadZmfPlugin(JNIEnv *env);
/**
* optional function that will be called when plugin library is unloaded.
*/
void unloadZmfPlugin();
#endif
/** the callback to receive captured image
* iImgAngle - iCamOrient equal to device rotate angle.
* if encoder is NULL, the pixel format of buf must be ZmfPixelFormatI420
*
* @param[in] pUser the user data registered by Zmf_VideoCaptureAddCallback
* @param[in] captureId the id of captured image
* @param[in] iFace the capture Face @see ZmfVideoFaceType
* @param[in] iImgAngle the image rotated angle (CW)
* @param[in] iCaptureOrient the capturer fixed orient
* @param[in,out] iWidth the image width
* @param[in,out] iHeight the image height
* @param[in,out] buf the image data I420 buffer
* @param[in,out] encoder capture encoder
*/
typedef void (*ZmfVideoCaptureCallback)(void* pUser, const char* captureId, int iFace,
int iImgAngle, int iCaptureOrient, int* iWidth, int* iHeight,
unsigned char *buf, ZmfVideoCaptureEncoder* encoder);
/**
* The callback to receive video render data
*
* @param[in] pUser the user data registered by Zmf_AddVideoRenderCallback
* @param[in] renderId video render unique name
* @param[in] sourceType video render source type @see ZmfVideoSourceType
* @param[in] iAngle
* @param[in] iMirror
* @param[in] iWidth
* @param[in] iHeight
* @param[in] buf I420 render data
*
* @return if process render data should return > 0, other 0
*
* @remarks
* if buf == 0 or iWidth ==0 or iHeight == 0, means the render will close,
* so should call Zmf_OnVideoRenderRequestRemove.
*/
typedef int (*ZmfVideoRenderCallback)(void* pUser, const char* renderId, int sourceType, int iAngle,
int iMirror, int* iWidth, int* iHeight, unsigned char *buf,
unsigned long timeStamp);
/** the callback to fill audio output buffer
* @param[in] pUser the user data registered by Zmf_AddAudioOutputCallback
*/
typedef int (*ZmfAudioOutputCallback)(void* pUser, const char* outputId, int iSampleRateHz, int iChannels,
unsigned char *buf, int len);
/** the callback to get audio output buffer, when Zmf_OnAudioOutput() invoked.
*/
typedef void (*ZmfAudioOutputFilter)(const char* outputId, int iSampleRateHz, int iChannels,
unsigned char *buf, int len);
/** the callback to receive audio input data
*
* @param[in] pUser the user data registered by Zmf_AddAudioInputCallback
* @param[in] inputId unique name of the audio input
* @param[in] iSampleRateHz the sample rating of the pcm data
* @param[in] iChannels the channel number of the pcm data
* @param[in] buf the pcm data
* @param[in] len the pcm data length
* @param[in,out] micLevel
* @param[in] playDelayMS the play delay ms
* @param[in] recDelayMS the record dely ms
* @param[in] clockDrift the clock drift ms
*/
typedef void (*ZmfAudioInputCallback)(void* pUser, const char* inputId, int iSampleRateHz, int iChannels,
unsigned char *buf, int len, int *micLevel,
int playDelayMS, int recDelayMS, int clockDrift);
/**
* The Event Callback
*
*/
typedef void (*ZmfEventListenCallback) (int iEventType, const char *json, int len);
/**
* The sensor data input data entry to ZMF
*
*/
void Zmf_OnSensorData (const ZmfSensorData *sensor);
/**
* The audio input data entry to ZMF, each callback will obtain the data.
* Multiple data will mix in the callback of the jssmme Engine,
* and the first input will be main channel.
*
* @param[in] inputId unique name of the audio input
* @param[in] sampleRateHz the sample rating of the pcm data
* @param[in] iChannels the channel number of the pcm data
* @param[in] buf the pcm data
* @param[in] len the pcm data length
* @param[in,out] micLevel
* @param[in] playDelayMS
* @param[in] recDelayMS
* @param[in] clockDrift
*
*/
void Zmf_OnAudioInput (const char *inputId, int sampleRateHz, int iChannels, unsigned char *buf, int len,
int *micLevel, int playDelayMS, int recDelayMS, int clockDrift);
/**
* The outlet which audio output can get data from.
*
* @param[in] outputId unique name of the audio output
* @param[in] sampleRateHz the sample rating of the pcm data
* @param[in] iChannels the channel number of the pcm data
* @param[in] buf the pcm data to be filled
* @param[in] len the pcm data length
*/
void Zmf_OnAudioOutput (const char *outputId, int sampleRateHz, int iChannels, unsigned char *buf, int len);
/**
* The video capture data entry to ZMF
* iImgAngle - iCamOrient equal to device rotate angle.
* if encoder is NULL, the pixel format of bufI420 must be ZmfPixelFormatI420
*
* @param[in] captureId unique name of the video capture
* @param[in] iFace the capture face, @see ZmfVideoFaceType
* @param[in] iImgAngle the image rotated angle (CW)
* @param[in] iCamAngle the camera fixed orient
* @param[in,out] iWidth the image width at least align 4,
* return the cropped width of bufI420.
* @param[in,out] iHeight the image height at least align 4.
* return the cropped height of bufI420.
* @param[in] bufI420 the image data
* @param[in,out] encoder the capture encoder
*/
void Zmf_OnVideoCapture (const char *captureId, int iFace, int iImgAngle, int iCamAngle,
int *iWidth, int *iHeight, unsigned char *bufI420,
ZmfVideoCaptureEncoder* encoder);
void Zmf_OnH264AnnexBCapture (const char *captureId, int iFace, int iImgAngle, int iCamAngle,
int *iWidth, int *iHeight, unsigned char *bufI420,
ZmfVideoCaptureEncoder* encoder);
/**
* The video render data entry to ZMF
*
* @param[in] renderId unique name of the video render source
* @param[in] sourceType the render source type, @see ZmfVideoSourceType
* @param[in] iAngle the image rotated angle (CW)ZmfVideoCaptureCallback
* @param[in] iWidth the image width
* @param[in] iHeight the image height
* @param[in] bufI420 the image data I420 buffer
*/
void Zmf_OnVideoRender (const char *renderId, int sourceType, int iAngle, int iMirror,
int *iWidth, int *iHeight, unsigned char *bufI420, unsigned long timeStamp);
/**
* add video capture data callback
*
* @param[in] pUser the callback user data
* @param[in] pfnCb the callback
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_VideoCaptureAddCallback (void *pUser, ZmfVideoCaptureCallback pfnCb);
/**
* remove video capture data callback
*
* @param[in] pUser the callback user data
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_VideoCaptureRemoveCallback (void *pUser);
/**
* add render data callback
*
* @param[in] pUser the callback user data
* @param[in] pfnCb the callback
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_VideoRenderAddCallback (void *pUser, ZmfVideoRenderCallback pfnCb);
/**
* remove render data callback
*
* @param[in] pUser the callback user data
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_VideoRenderRemoveCallback (void *pUser);
/**
* add fill speak callback
*
* @param[in] pUser the callback user data
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_AudioOutputAddCallback (void *pUser, ZmfAudioOutputCallback pfnCb);
/**
* remove fill speak callback
*
* @param[in] pUser the callback user data
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_AudioOutputRemoveCallback (void *pUser);
/**
* set speak data callback
*
*/
void Zmf_AudioOutputSetFilter (ZmfAudioOutputFilter callback);
/**
* add mic data callback
*
* @param[in] pUser the callback user data
* @param[in] pfnCb the callback
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_AudioInputAddCallback (void *pUser, ZmfAudioInputCallback pfnCb);
/**
* remove mic data callback
*
* @param[in] pUser the callback user data
*
* @return 0 on succeed, otherwise failed.
*/
int Zmf_AudioInputRemoveCallback (void *pUser);
/**
* trigger ZmfVideoRenderDidReceive event
*
* @param[in] renderId unique name of the render
* @param[in] hWnd the window which the render has been added
* @param[in] iWidth the width of image
* @param[in] iHeight the height of image
*/
void Zmf_OnVideoRenderDidReceived (const char *renderId, void* hWnd, int iWidth, int iHeight);
/**
* trigger ZmfVideoRenderDidResize event
*
* @param[in] renderId unique name of the render
* @param[in] hWnd the window which the render has been added
* @param[in] iWidth the new width of image
* @param[in] iHeight the new height of image
*/
void Zmf_OnVideoRenderDidResized (const char *renderId, void* hWnd, int iWidth, int iHeight);
/**
* trigger ZmfVideoRenderDidStart event
*
* @param[in] renderId unique name of the render
* @param[in] hWnd the window which the render has been added
*/
void Zmf_OnVideoRenderDidStarted (const char *renderId, void* hWnd, int iWidth, int iHeight);
/**
* trigger ZmfVideoRenderRequestRemove event
*
* @param[in] renderId unique name of the render
* @param[in] hWnd the window which the render has been added
*/
void Zmf_OnVideoRenderRequestRemove(const char *renderId, void* hWnd);
/**
* trigger ZmfVideoRenderDidMatch event
*
* @param[in] renderId unique name of the render
* @param[in] hWnd the window which the render has been added
* @param[in] matching the percent of mathcing
*/
void Zmf_OnVideoRenderDidMatch (const char *renderId, void* hWnd, int matching);
/**
* tell ZMF the video capture has stopped
*
* @param[in] captureId unique name of the device
*/
void Zmf_OnVideoCaptureDidStop (const char *captureId);
/**
* tell ZMF the video capture exposure state changed
*
* @param[in] captureId unique name of the video capture
* @param[in] bExposure bExposure 0 means the exposure is off , others on.
* @param[in] brightness brightnesss 0~255 means the average brightness of the video images.
* @param[in] bBacklot bBacklot 1 means detect the backlot, otherwise not.
*/
void Zmf_OnVideoCaptureStatus (const char *captureId, int bExposure, int brightness, int bBacklot);
/**
* tell ZMF the audio output has stopped
*
* @param[in] outputId unique name of the device
*/
void Zmf_OnAudioOutputDidStop (const char *outputId);
/**
* tell ZMF the audio input has stopped
*
* @param[in] inputId unique name of the device
*/
void Zmf_OnAudioInputDidStop (const char *inputId);
/**
* tell ZMF the fatal error occurred
*
* @param[in] desc error description
*/
void Zmf_OnVideoErrorOccurred (const char* desc, ...);
/**
* Set Audio Event Callback
*/
int Zmf_AudioSetListener (ZmfEventListenCallback pfnAudioListen);
/**
* Set Video Event Callback
*/
int Zmf_VideoSetListener (ZmfEventListenCallback pfnVideoListen);
/**
* Set Log level
*/
void Zmf_LogSetLevel (int iLogLevel);
/** Font layout info */
typedef struct {
unsigned shadowRGBA;
float shadowBlurRadius;
float shadowOffsetX, shadowOffsetY;
unsigned outlineRGBA;
float outlineWidth;
unsigned fontRGBA;
float fontSize;
unsigned boundingWidth;
float scale;
char fontName[1024];
} ZmfFontLayout;
/** I420 Buffer */
typedef struct _ZmfI420Stencil {
unsigned char *bufI420;
unsigned width, height;
} ZmfI420Stencil;
/**
* alloc I420 buffer
*
* @param[in] str string
* @param[in] info layout info
* @return I420 buffer
*/
ZmfI420Stencil* Zmf_I420StencilFromString(const char*str, ZmfFontLayout* info);
/**
* delete I420 buffer
*/
void Zmf_I420StencilDelete(ZmfI420Stencil *stencil);
/**
* blend I420
*
* @param[in] aligns Alignment @ref ZmfAlignmentType
*/
int Zmf_I420StencilBlend(const ZmfI420Stencil*stencil, unsigned dstX, unsigned dstY, unsigned char *dstI420, unsigned dstW, unsigned dstH);
char* Zmf_GetLibPath();
#ifdef __cplusplus
}
#endif /* __cplusplus */
#if __GNUC__
#pragma GCC visibility pop
#endif
#endif