Split VCMCodecDataBase into VCMEncoderDataBase and VCMDecoderDataBase.
Intended to ease further refactoring, cleanup and deletion in this code.
Bug: webrtc:8830
Change-Id: Ib862b073e93b67b4f8eedbbf40ad3a8354a566a2
Reviewed-on: https://webrtc-review.googlesource.com/55562
Reviewed-by: Rasmus Brandt <brandtr@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22120}diff --git a/modules/video_coding/encoder_database.h b/modules/video_coding/encoder_database.h
new file mode 100644
index 0000000..34734ad
--- /dev/null
+++ b/modules/video_coding/encoder_database.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2018 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_ENCODER_DATABASE_H_
+#define MODULES_VIDEO_CODING_ENCODER_DATABASE_H_
+
+#include <memory>
+
+#include "modules/video_coding/generic_encoder.h"
+
+namespace webrtc {
+
+class VCMEncoderDataBase {
+ public:
+ explicit VCMEncoderDataBase(VCMEncodedFrameCallback* encoded_frame_callback);
+ ~VCMEncoderDataBase();
+
+ // Sets the sender side codec and initiates the desired codec given the
+ // VideoCodec struct.
+ // Returns true if the codec was successfully registered, false otherwise.
+ bool SetSendCodec(const VideoCodec* send_codec,
+ int number_of_cores,
+ size_t max_payload_size);
+
+ // Registers and initializes an external encoder object.
+ // |internal_source| should be set to true if the codec has an internal
+ // video source and doesn't need the user to provide it with frames via
+ // the Encode() method.
+ void RegisterExternalEncoder(VideoEncoder* external_encoder,
+ uint8_t payload_type,
+ bool internal_source);
+
+ // Deregisters an external encoder. Returns true if the encoder was
+ // found and deregistered, false otherwise. |was_send_codec| is set to true
+ // if the external encoder was the send codec before being deregistered.
+ bool DeregisterExternalEncoder(uint8_t payload_type, bool* was_send_codec);
+
+ VCMGenericEncoder* GetEncoder();
+
+ bool SetPeriodicKeyFrames(bool enable);
+
+ // Deregisters an external decoder object specified by |payload_type|.
+ bool DeregisterExternalDecoder(uint8_t payload_type);
+
+ // Registers an external decoder object to the payload type |payload_type|.
+ void RegisterExternalDecoder(VideoDecoder* external_decoder,
+ uint8_t payload_type);
+
+ bool MatchesCurrentResolution(int width, int height) const;
+
+ private:
+ // Determines whether a new codec has to be created or not.
+ // Checks every setting apart from maxFramerate and startBitrate.
+ bool RequiresEncoderReset(const VideoCodec& send_codec);
+
+ void DeleteEncoder();
+
+ int number_of_cores_;
+ size_t max_payload_size_;
+ bool periodic_key_frames_;
+ bool pending_encoder_reset_;
+ VideoCodec send_codec_;
+ uint8_t encoder_payload_type_;
+ VideoEncoder* external_encoder_;
+ bool internal_source_;
+ VCMEncodedFrameCallback* const encoded_frame_callback_;
+ std::unique_ptr<VCMGenericEncoder> ptr_encoder_;
+};
+
+} // namespace webrtc
+
+#endif // MODULES_VIDEO_CODING_ENCODER_DATABASE_H_