1 files changed, 59 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/video_coding/codecs/vp9/libvpx_vp9_decoder.h b/third_party/libwebrtc/modules/video_coding/codecs/vp9/libvpx_vp9_decoder.h
new file mode 100644
index 0000000000..4275836286
--- /dev/null
+++ b/third_party/libwebrtc/modules/video_coding/codecs/vp9/libvpx_vp9_decoder.h
@@ -0,0 +1,59 @@
+/*
+ *  Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ *
+ */
+
+#ifndef MODULES_VIDEO_CODING_CODECS_VP9_LIBVPX_VP9_DECODER_H_
+#define MODULES_VIDEO_CODING_CODECS_VP9_LIBVPX_VP9_DECODER_H_
+
+#ifdef RTC_ENABLE_VP9
+
+#include "api/video_codecs/video_decoder.h"
+#include "modules/video_coding/codecs/vp9/include/vp9.h"
+#include "modules/video_coding/codecs/vp9/vp9_frame_buffer_pool.h"
+#include "vpx/vp8cx.h"
+
+namespace webrtc {
+
+class LibvpxVp9Decoder : public VP9Decoder {
+ public:
+  LibvpxVp9Decoder();
+  virtual ~LibvpxVp9Decoder();
+
+  bool Configure(const Settings& settings) override;
+
+  int Decode(const EncodedImage& input_image,
+             int64_t /*render_time_ms*/) override;
+
+  int RegisterDecodeCompleteCallback(DecodedImageCallback* callback) override;
+
+  int Release() override;
+
+  DecoderInfo GetDecoderInfo() const override;
+  const char* ImplementationName() const override;
+
+ private:
+  int ReturnFrame(const vpx_image_t* img,
+                  uint32_t timestamp,
+                  int qp,
+                  const webrtc::ColorSpace* explicit_color_space);
+
+  // Memory pool used to share buffers between libvpx and webrtc.
+  Vp9FrameBufferPool libvpx_buffer_pool_;
+  DecodedImageCallback* decode_complete_callback_;
+  bool inited_;
+  vpx_codec_ctx_t* decoder_;
+  bool key_frame_required_;
+  Settings current_settings_;
+};
+}  // namespace webrtc
+
+#endif  // RTC_ENABLE_VP9
+
+#endif  // MODULES_VIDEO_CODING_CODECS_VP9_LIBVPX_VP9_DECODER_H_