1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_GST_DUMPER_H 17 #define OHOS_GST_DUMPER_H 18 19 #include <gst/gst.h> 20 #include "gst_utils.h" 21 22 namespace OHOS { 23 namespace Media { 24 class EXPORT_API Dumper { 25 public: 26 static void DumpDotGraph(GstPipeline &pipeline, int32_t oldState, int32_t newState); 27 static GstPadProbeReturn DumpGstBuffer(GstPad *pad, GstPadProbeInfo *info, gpointer user_data); 28 static void AddDumpGstBufferProbe(GstElement *element, const gchar *padname); 29 static bool IsEnableDumpGstBuffer(); 30 31 private: 32 Dumper() = default; 33 ~Dumper() = default; 34 }; 35 } // namespace Media 36 } // namespace OHOS 37 #endif // OHOS_GST_DUMPER_H 38