#include <fstream>#include <gtest/gtest.h>#include "codec_def.h"#include "utils/BufferedData.h"#include "utils/FileInputStream.h"#include "BaseEncoderTest.h" static int InitWithParam (ISVCEncoder* encoder, EUsageType usageType, int width,                          int height, float frameRate, SliceModeEnum sliceMode, bool denoise, int layers, bool losslessLink, bool enableLtr,bool cabac) {  if (SM_SINGLE_SLICE == sliceMode && !denoise && layers == 1 && !losslessLink && !enableLtr &&!cabac) {    SEncParamBase param;    memset (&param, 0, sizeof (SEncParamBase));     param.iUsageType = usageType;    param.fMaxFrameRate = frameRate;    param.iPicWidth = width;    param.iPicHeight = height;    param.iTargetBitrate = 5000000;     return encoder->Initialize (&param);  } else {    SEncParamExt param;    encoder->GetDefaultParams (&param);     param.iUsageType = usageType;    param.fMaxFrameRate = frameRate;    param.iPicWidth = width;    param.iPicHeight = height;    param.iTargetBitrate = 5000000;    param.bEnableDenoise = denoise;    param.iSpatialLayerNum = layers;    param.bIsLosslessLink = losslessLink;    param.bEnableLongTermReference = enableLtr;    param.iEntropyCodingModeFlag = cabac?1:0;    if (sliceMode != SM_SINGLE_SLICE && sliceMode != SM_DYN_SLICE) //SM_DYN_SLICE don't support multi-thread now      param.iMultipleThreadIdc = 2;     for (int i = 0; i < param.iSpatialLayerNum; i++) {      param.sSpatialLayers[i].iVideoWidth = width >> (param.iSpatialLayerNum - 1 - i);      param.sSpatialLayers[i].iVideoHeight = height >> (param.iSpatialLayerNum - 1 - i);      param.sSpatialLayers[i].fFrameRate = frameRate;      param.sSpatialLayers[i].iSpatialBitrate = param.iTargetBitrate;       param.sSpatialLayers[i].sSliceCfg.uiSliceMode = sliceMode;      if (sliceMode == SM_DYN_SLICE) {        param.sSpatialLayers[i].sSliceCfg.sSliceArgument.uiSliceSizeConstraint = 600;        param.uiMaxNalSize = 1500;      }    }    param.iTargetBitrate *= param.iSpatialLayerNum;     return encoder->InitializeExt (&param);  }} BaseEncoderTest::BaseEncoderTest() : encoder_ (NULL) {} void BaseEncoderTest::SetUp() {  int rv = WelsCreateSVCEncoder (&encoder_);  ASSERT_EQ (0, rv);  ASSERT_TRUE (encoder_ != NULL);} void BaseEncoderTest::TearDown() {  if (encoder_) {    encoder_->Uninitialize();    WelsDestroySVCEncoder (encoder_);  }} void BaseEncoderTest::EncodeStream (InputStream* in, EUsageType usageType, int width, int height,                                    float frameRate, SliceModeEnum slices, bool denoise, int layers, bool losslessLink, bool enableLtr, bool cabac,Callback* cbk) {  int rv = InitWithParam (encoder_, usageType, width, height, frameRate, slices, denoise, layers, losslessLink, enableLtr,cabac);  ASSERT_TRUE (rv == cmResultSuccess);   // I420: 1(Y) + 1/4(U) + 1/4(V)  int frameSize = width * height * 3 / 2;   BufferedData buf;  buf.SetLength (frameSize);  ASSERT_TRUE (buf.Length() == (size_t)frameSize);   SFrameBSInfo info;  memset (&info, 0, sizeof (SFrameBSInfo));   SSourcePicture pic;  memset (&pic, 0, sizeof (SSourcePicture));  pic.iPicWidth = width;  pic.iPicHeight = height;  pic.iColorFormat = videoFormatI420;  pic.iStride[0] = pic.iPicWidth;  pic.iStride[1] = pic.iStride[2] = pic.iPicWidth >> 1;  pic.pData[0] = buf.data();  pic.pData[1] = pic.pData[0] + width * height;  pic.pData[2] = pic.pData[1] + (width * height >> 2);  while (in->read (buf.data(), frameSize) == frameSize) {    rv = encoder_->EncodeFrame (&pic, &info);    ASSERT_TRUE (rv == cmResultSuccess);    if (info.eFrameType != videoFrameTypeSkip && cbk != NULL) {      cbk->onEncodeFrame (info);    }  }} void BaseEncoderTest::EncodeFile (const char* fileName, EUsageType usageType, int width, int height,                                  float frameRate, SliceModeEnum slices, bool denoise, int layers, bool losslessLink, bool enableLtr, bool cabac,Callback* cbk) {  FileInputStream fileStream;  ASSERT_TRUE (fileStream.Open (fileName));  EncodeStream (&fileStream, usageType, width, height, frameRate, slices, denoise, layers, losslessLink, enableLtr, cabac,cbk);}