websdk增加手动裁剪功能
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@ -72,6 +72,7 @@ struct HGGifWriterImpl
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{
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int savedCount = m_gifFile->ImageCount;
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SavedImage* savedImages = m_gifFile->SavedImages;
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//关闭GIF并释放相关存储。
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EGifSpew(m_gifFile);
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@ -84,12 +85,15 @@ struct HGGifWriterImpl
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}
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if (sp->RasterBits != NULL)
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free((char*)sp->RasterBits);
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{
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free(sp->RasterBits);
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sp->RasterBits = NULL;
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}
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GifFreeExtensions(&sp->ExtensionBlockCount, &sp->ExtensionBlocks);
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}
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free((char*)savedImages);
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free(savedImages);
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savedImages = NULL;
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}
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}
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@ -475,6 +479,7 @@ HGResult HGAPI HGImgFmt_CloseGifReader(HGGifReader reader)
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static HGResult LoadGifImage(HGGifReaderImpl* gifReaderImpl, HGUInt &interval)
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{
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assert(NULL != gifReaderImpl);
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interval = 0;
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int transColor = -1;
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unsigned int loopCount = 0;
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@ -1147,6 +1147,53 @@ namespace ver_2
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return ret;
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}
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int ManagerV2::LocalImageClip(const std::string& imagePath, int x, int y, int width, int height,
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bool temp, std::string& outImagePath, std::string& errInfo)
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{
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outImagePath.clear();
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errInfo = "错误";
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if (imagePath.empty() || x < 0 || y < 0 || width <= 0 || height <= 0)
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return -1;
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int ret = -1;
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HGImage image = NULL;
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HGImgFmt_LoadImage(imagePath.c_str(), 0, NULL, 0, HGBASE_IMGORIGIN_TOP, &image);
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if (NULL != image)
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{
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HGImageRoi roi;
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roi.left = x;
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roi.top = y;
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roi.right = roi.left + width;
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roi.bottom = roi.top + height;
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if (HGBASE_ERR_OK == HGBase_SetImageROI(image, &roi))
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{
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HGImage image2 = NULL;
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if (HGBASE_ERR_OK == HGBase_CloneImage(image, 0, 0, &image2))
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{
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if (0 == SaveImage(image2, temp, outImagePath))
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{
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if (!temp)
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{
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m_saveFilePathList.push_back(outImagePath);
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RestoreSaveFilePathList(m_saveFilePathList);
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}
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errInfo.clear();
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ret = 0;
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}
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HGBase_DestroyImage(image2);
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}
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}
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HGBase_DestroyImage(image);
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}
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return ret;
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}
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int ManagerV2::InitDevice(std::string& errInfo)
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{
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errInfo = "错误";
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@ -176,6 +176,9 @@ namespace ver_2
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int x, int y, int width, int height, bool temp, std::string& outImagePath, std::string& errInfo);
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// 图像方向校正
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int LocalImageDirectionCorrect(const std::string& imagePath, bool temp, std::string& outImagePath, std::string& errInfo);
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// 裁剪图像
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int LocalImageClip(const std::string& imagePath, int x, int y, int width, int height,
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bool temp, std::string& outImagePath, std::string& errInfo);
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// 设备初始化
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int InitDevice(std::string& errInfo);
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@ -285,6 +285,10 @@ namespace ver_2
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{
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ImageDirectionCorrect(json, func);
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}
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else if ("local_image_clip" == func || "base64_image_clip" == func || "image_clip" == func)
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{
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ImageClip(json, func);
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}
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else if ("upload_local_file" == func)
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{
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UploadLocalFile(json);
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@ -2091,6 +2095,88 @@ namespace ver_2
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}
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}
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void WSUser::ImageClip(cJSON* json, const std::string& func)
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{
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assert(NULL != json);
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int x = GetJsonIntValue(json, "x");
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int y = GetJsonIntValue(json, "y");
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int width = GetJsonIntValue(json, "width");
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int height = GetJsonIntValue(json, "height");
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bool find = false;
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bool localSave = GetJsonBoolValue(json, "local_save", &find);
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if (!find)
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localSave = true;
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std::string imagePath;
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if ("image_clip" == func)
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{
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int imageIndex = GetJsonIntValue(json, "image_index");
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std::string errInfo2;
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GetManager()->SaveImage(imageIndex, true, imagePath, errInfo2);
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}
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else if ("local_image_clip" == func)
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{
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imagePath = Utf8ToStdString(GetJsonStringValue(json, "image_path"));
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}
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else if ("base64_image_clip" == func)
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{
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std::string imageBase64 = GetJsonStringValue(json, "image_base64");
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std::string errInfo2;
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GetManager()->SaveLocalImage(imageBase64, true, imagePath, errInfo2);
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}
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std::string outImagePath;
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std::string errInfo;
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int ret = GetManager()->LocalImageClip(imagePath, x, y, width, height, !localSave, outImagePath, errInfo);
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if ("image_clip" == func || "base64_image_clip" == func)
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{
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HGBase_DeleteFile(imagePath.c_str());
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}
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std::string outImageBase64;
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bool getBase64 = GetJsonBoolValue(json, "get_base64");
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if (0 == ret && getBase64)
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{
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std::string errInfo2;
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GetManager()->LoadLocalImage(outImagePath, outImageBase64, errInfo2);
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}
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bool findIden = false;
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std::string iden = GetJsonStringValue(json, "iden", &findIden);
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cJSON* retJson = cJSON_CreateObject();
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if (NULL != retJson)
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{
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cJSON_AddItemToObject(retJson, "func", cJSON_CreateString(func.c_str()));
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if (findIden)
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cJSON_AddItemToObject(retJson, "iden", cJSON_CreateString(iden.c_str()));
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cJSON_AddItemToObject(retJson, "ret", cJSON_CreateNumber(ret));
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if (0 != ret)
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cJSON_AddItemToObject(retJson, "err_info", cJSON_CreateString(StdStringToUtf8(errInfo).c_str()));
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else
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{
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if (localSave)
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cJSON_AddItemToObject(retJson, "image_path", cJSON_CreateString(StdStringToUtf8(outImagePath).c_str()));
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else
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HGBase_DeleteFile(outImagePath.c_str());
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if (getBase64)
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cJSON_AddItemToObject(retJson, "image_base64", cJSON_CreateString(outImageBase64.c_str()));
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}
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char* resp = cJSON_Print(retJson);
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if (NULL != resp)
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{
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SendResponse((const HGByte*)resp, (HGUInt)strlen(resp), HGTRUE);
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free(resp);
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}
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cJSON_Delete(retJson);
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}
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}
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void WSUser::InitDevice(cJSON* json)
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{
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assert(NULL != json);
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@ -48,6 +48,7 @@ namespace ver_2
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void ImageAddWatermark(cJSON* json, const std::string& func);
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void ImageDecontamination(cJSON* json, const std::string& func);
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void ImageDirectionCorrect(cJSON* json, const std::string& func);
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void ImageClip(cJSON* json, const std::string& func);
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void InitDevice(cJSON* json);
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void DeinitDevice(cJSON* json);
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@ -97,6 +97,12 @@
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myCanvas.src = message['image_base64'];
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alert(msg.data);
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}
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else if ("local_image_clip" == message['func'])
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{
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var myCanvas = document.getElementById("myCanvas");
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myCanvas.src = message['image_base64'];
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alert(msg.data);
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}
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else if ("init_device" == message['func'])
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{
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alert(msg.data);
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@ -316,6 +322,12 @@
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myCanvas.src = message['image_base64'];
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alert(msg.data);
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}
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else if ("image_clip" == message['func'])
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{
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var myCanvas = document.getElementById("myCanvas");
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myCanvas.src = message['image_base64'];
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alert(msg.data);
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}
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}
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}
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}
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@ -483,6 +495,20 @@
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}));
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}
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function LocalImageClip()
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{
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socket.send(JSON.stringify({
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'func':'local_image_clip',
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'image_path':'D:\\1.jpg',
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'x':100,
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'y':50,
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'width':200,
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'height':600,
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'local_save':false,
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'get_base64':true
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}));
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}
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function InitDevice()
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{
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socket.send(JSON.stringify({
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}));
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}
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function ImageClip()
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{
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socket.send(JSON.stringify({
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'func':'image_clip',
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'image_index':0,
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'x':100,
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'y':50,
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'width':200,
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'height':600,
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'local_save':false,
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'get_base64':true
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}));
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}
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window.onload = function()
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{
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var myimg = document.getElementById("myCanvas");
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@ -863,6 +903,7 @@
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<input type="button" value="本地图像添加水印" onclick="LocalImageAddWatermark()" />
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<input type="button" value="本地图像去污" onclick="LocalImageDecontamination()" />
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<input type="button" value="本地图像方向校正" onclick="LocalImageDirectCorrect()" />
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<input type="button" value="本地图像裁剪" onclick="LocalImageClip()" />
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<input type="button" value="初始化设备" onclick="InitDevice()" />
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<input type="button" value="反初始化设备" onclick="DeinitDevice()" />
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@ -905,6 +946,7 @@
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<input type="button" value="图像添加水印" onclick="ImageAddWatermark()" />
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<input type="button" value="图像去污" onclick="ImageDecontamination()" />
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<input type="button" value="图像方向校正" onclick="ImageDirectCorrect()" />
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<input type="button" value="图像裁剪" onclick="ImageClip()" />
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<br />
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<br />
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<img id="myCanvas" width='640' height='480' style="background-color: black; float: left;"/>
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