| /* |
| * Copyright 2018, The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #pragma once |
| |
| #include <utils/Errors.h> |
| #include <utils/RefBase.h> |
| |
| #include <media/stagefright/foundation/AMessage.h> |
| |
| namespace android { |
| |
| struct StreamingSource { |
| explicit StreamingSource(); |
| |
| StreamingSource(const StreamingSource &) = delete; |
| StreamingSource &operator=(const StreamingSource &) = delete; |
| |
| virtual ~StreamingSource() = default; |
| |
| virtual status_t initCheck() const = 0; |
| |
| void setNotify(const sp<AMessage> ¬ify); |
| void setCallback(std::function<void(const sp<ABuffer> &)> cb); |
| |
| virtual void setParameters(const sp<AMessage> ¶ms) { |
| (void)params; |
| } |
| |
| virtual sp<AMessage> getFormat() const = 0; |
| |
| virtual status_t start() = 0; |
| virtual status_t stop() = 0; |
| |
| virtual bool canPause() { return false; } |
| virtual status_t pause() { return -EINVAL; } |
| virtual status_t resume() { return -EINVAL; } |
| |
| virtual bool paused() const { return false; } |
| |
| virtual status_t requestIDRFrame() = 0; |
| |
| protected: |
| void onAccessUnit(const sp<ABuffer> &accessUnit); |
| |
| private: |
| sp<AMessage> mNotify; |
| std::function<void(const sp<ABuffer> &)> mCallbackFn; |
| }; |
| |
| } // namespace android |
| |