Implementation for openh264 codec

src/media/video/decode/openh264/openh264_decoder.h

@@ -0,0 +1,42 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2023-11-03
+ * Copyright (c) 2023 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _OPENH264_DECODER_H_
+#define _OPENH264_DECODER_H_
+
+#include <wels/codec_api.h>
+#include <wels/codec_app_def.h>
+#include <wels/codec_def.h>
+#include <wels/codec_ver.h>
+
+#include <functional>
+
+#include "video_decoder.h"
+
+class OpenH264Decoder : public VideoDecoder {
+ public:
+  OpenH264Decoder();
+  virtual ~OpenH264Decoder();
+
+ public:
+  int Init();
+  int Decode(const uint8_t* data, int size,
+             std::function<void(VideoFrame)> on_receive_decoded_frame);
+
+ private:
+  ISVCDecoder* openh264_decoder_ = nullptr;
+  bool get_first_keyframe_ = false;
+  bool skip_frame_ = false;
+  FILE* file_ = nullptr;
+  uint8_t* decoded_frame_ = nullptr;
+  int decoded_frame_size_ = 0;
+  uint8_t* nv12_frame_ = nullptr;
+  unsigned char* pData[3] = {};
+  int frame_width_ = 1280;
+  int frame_height_ = 720;
+};
+
+#endif