Move EncodedImage class to api/video/

Bug: webrtc:9378
Change-Id: I8fb3b19cad0ad428abc6c8e6b507180d461882ba
Reviewed-on: https://webrtc-review.googlesource.com/c/104002
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Peter Slatala <psla@webrtc.org>
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25033}
diff --git a/api/video/encoded_image.h b/api/video/encoded_image.h
new file mode 100644
index 0000000..ed58d96
--- /dev/null
+++ b/api/video/encoded_image.h
@@ -0,0 +1,97 @@
+/*
+ *  Copyright (c) 2014 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 API_VIDEO_ENCODED_IMAGE_H_
+#define API_VIDEO_ENCODED_IMAGE_H_
+
+#include "absl/types/optional.h"
+#include "api/video/video_content_type.h"
+#include "api/video/video_rotation.h"
+#include "api/video/video_timing.h"
+#include "common_types.h"  // NOLINT(build/include)
+
+namespace webrtc {
+
+// TODO(bug.webrtc.org/9378): This is a legacy api class, which is slowly being
+// cleaned up. Direct use of its members is strongly discouraged.
+class EncodedImage {
+ public:
+  static const size_t kBufferPaddingBytesH264;
+
+  // Some decoders require encoded image buffers to be padded with a small
+  // number of additional bytes (due to over-reading byte readers).
+  static size_t GetBufferPaddingBytes(VideoCodecType codec_type);
+
+  EncodedImage();
+  EncodedImage(const EncodedImage&);
+  EncodedImage(uint8_t* buffer, size_t length, size_t size);
+
+  // TODO(nisse): Change style to timestamp(), set_timestamp(), for consistency
+  // with the VideoFrame class.
+  // Set frame timestamp (90kHz).
+  void SetTimestamp(uint32_t timestamp) { timestamp_rtp_ = timestamp; }
+
+  // Get frame timestamp (90kHz).
+  uint32_t Timestamp() const { return timestamp_rtp_; }
+
+  void SetEncodeTime(int64_t encode_start_ms, int64_t encode_finish_ms);
+
+  absl::optional<int> SpatialIndex() const {
+    if (spatial_index_ < 0)
+      return absl::nullopt;
+    return spatial_index_;
+  }
+  void SetSpatialIndex(absl::optional<int> spatial_index) {
+    RTC_DCHECK_GE(spatial_index.value_or(0), 0);
+    RTC_DCHECK_LT(spatial_index.value_or(0), kMaxSpatialLayers);
+    spatial_index_ = spatial_index.value_or(-1);
+  }
+
+  uint32_t _encodedWidth = 0;
+  uint32_t _encodedHeight = 0;
+  // NTP time of the capture time in local timebase in milliseconds.
+  int64_t ntp_time_ms_ = 0;
+  int64_t capture_time_ms_ = 0;
+  FrameType _frameType = kVideoFrameDelta;
+  uint8_t* _buffer;
+  size_t _length;
+  size_t _size;
+  VideoRotation rotation_ = kVideoRotation_0;
+  VideoContentType content_type_ = VideoContentType::UNSPECIFIED;
+  bool _completeFrame = false;
+  int qp_ = -1;  // Quantizer value.
+
+  // When an application indicates non-zero values here, it is taken as an
+  // indication that all future frames will be constrained with those limits
+  // until the application indicates a change again.
+  PlayoutDelay playout_delay_ = {-1, -1};
+
+  struct Timing {
+    uint8_t flags = VideoSendTiming::kInvalid;
+    int64_t encode_start_ms = 0;
+    int64_t encode_finish_ms = 0;
+    int64_t packetization_finish_ms = 0;
+    int64_t pacer_exit_ms = 0;
+    int64_t network_timestamp_ms = 0;
+    int64_t network2_timestamp_ms = 0;
+    int64_t receive_start_ms = 0;
+    int64_t receive_finish_ms = 0;
+  } timing_;
+
+ private:
+  uint32_t timestamp_rtp_ = 0;
+  // -1 means not set. Use a plain int rather than optional, to keep this class
+  // copyable with memcpy.
+  int spatial_index_ = -1;
+};
+
+}  // namespace webrtc
+
+#endif  // API_VIDEO_ENCODED_IMAGE_H_