chenke

2017-08-09 2a12817d4ae31a591f788f3fbb82916e385e9e2d

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#include "PL_BlockPredictor.h" 
#include "MaterialBuffer.h" 
#include "logger.h" 
#include "MediaHelper.h" 
 
#include <string.h> // for memcpy 
#include <opencv2/core/mat.hpp> 
#include <opencv2/imgproc.hpp> 
 
struct PL_BlockPredictor_Internal 
{ 
    uint8_t* buffer; 
    size_t buffSize; 
 
    PL_BlockPredictor_Config config; 
    PipeMaterial pmList[2]; 
    MB_Frame lastMbfBuffOrigin; 
    MB_Frame lastMbfBuffCopy; 
     
    bool payError; 
 
    PL_BlockPredictor_Internal() :  
        buffer(nullptr), buffSize(), config(), pmList(), 
        lastMbfBuffOrigin(), lastMbfBuffCopy(), 
        payError(true) 
    { 
    } 
     
    ~PL_BlockPredictor_Internal() 
    { 
        reset(); 
    } 
     
    void reset() 
    { 
        delete buffer; 
        buffer = nullptr; 
        buffSize = 0; 
         
        PL_BlockPredictor_Config _config; 
        config = _config; 
         
        PipeMaterial _pm; 
        pmList[0] = _pm; 
        pmList[1] = _pm; 
         
        MB_Frame _lastMbfBuff; 
        lastMbfBuffOrigin = _lastMbfBuff; 
        lastMbfBuffCopy = _lastMbfBuff; 
         
        payError = true; 
    } 
}; 
 
PipeLineElem* create_PL_BlockPredictor() 
{ 
    return new PL_BlockPredictor; 
} 
 
PL_BlockPredictor::PL_BlockPredictor() : internal(new PL_BlockPredictor_Internal) 
{ 
} 
 
PL_BlockPredictor::~PL_BlockPredictor() 
{ 
    delete (PL_BlockPredictor_Internal*)internal; 
    internal= nullptr; 
} 
 
bool PL_BlockPredictor::init(void* args) 
{ 
    PL_BlockPredictor_Internal* in = (PL_BlockPredictor_Internal*)internal; 
    in->reset(); 
     
    if (args != nullptr) 
    { 
        PL_BlockPredictor_Config* config = (PL_BlockPredictor_Config*)args; 
        in->config = *config; 
    } 
 
    return true; 
} 
 
void PL_BlockPredictor::finit() 
{ 
    PL_BlockPredictor_Internal* in = (PL_BlockPredictor_Internal*)internal; 
     
} 
 
bool PL_BlockPredictor::pay(const PipeMaterial& pm) 
{ 
    PL_BlockPredictor_Internal* in = (PL_BlockPredictor_Internal*)internal; 
    in->payError = true; 
    pm.breake(PipeMaterial::PMT_PTR, MB_Frame::MBFT__FIRST, fc_pm_breaker_ptr, _ctx); 
    pm.breake(PipeMaterial::PMT_FRAME, MB_Frame::MBFT__FIRST, fc_pm_breaker_frame, _ctx); 
 
    //#todo support RGB 
     
    return !(in->payError); 
} 
 
bool PL_BlockPredictor::gain(PipeMaterial& pm) 
{ 
    PL_BlockPredictor_Internal* in = (PL_BlockPredictor_Internal*)internal; 
 
    if (in->payError) 
    { 
        pm.former = this; 
        return false; 
    } 
 
    if (!in->config.copyData) 
    { 
        pm.type = PipeMaterial::PMT_FRAME; 
        pm.buffer = &(in->lastMbfBuffOrigin); 
        pm.buffSize = 0; 
    } 
    else 
    { 
        in->pmList[0].type = PipeMaterial::PMT_FRAME; 
        in->pmList[0].buffer = &(in->lastMbfBuffCopy); 
        in->pmList[0].buffSize = 0; 
        in->pmList[0].former = this; 
         
        in->pmList[1].type = PipeMaterial::PMT_FRAME; 
        in->pmList[1].buffer = &(in->lastMbfBuffOrigin); 
        in->pmList[1].buffSize = 0; 
        in->pmList[1].former = this; 
         
        pm.type = PipeMaterial::PMT_PM_LIST; 
        pm.buffer = in->pmList; 
        pm.buffSize = sizeof(in->pmList) / sizeof(PipeMaterial); 
    } 
     
    pm.former = this; 
    return true; 
}