1 files changed, 59 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/video_coding/deprecated/jitter_buffer_common.h b/third_party/libwebrtc/modules/video_coding/deprecated/jitter_buffer_common.h
new file mode 100644
index 0000000000..48be9589f8
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+++ b/third_party/libwebrtc/modules/video_coding/deprecated/jitter_buffer_common.h
@@ -0,0 +1,59 @@
+/*
+ *  Copyright (c) 2011 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_DEPRECATED_JITTER_BUFFER_COMMON_H_
+#define MODULES_VIDEO_CODING_DEPRECATED_JITTER_BUFFER_COMMON_H_
+
+namespace webrtc {
+
+// Used to estimate rolling average of packets per frame.
+static const float kFastConvergeMultiplier = 0.4f;
+static const float kNormalConvergeMultiplier = 0.2f;
+
+enum { kMaxNumberOfFrames = 300 };
+enum { kStartNumberOfFrames = 6 };
+enum { kMaxVideoDelayMs = 10000 };
+enum { kPacketsPerFrameMultiplier = 5 };
+enum { kFastConvergeThreshold = 5 };
+
+enum VCMJitterBufferEnum {
+  kMaxConsecutiveOldFrames = 60,
+  kMaxConsecutiveOldPackets = 300,
+  // TODO(sprang): Reduce this limit once codecs don't sometimes wildly
+  // overshoot bitrate target.
+  kMaxPacketsInSession = 1400,      // Allows ~2MB frames.
+  kBufferIncStepSizeBytes = 30000,  // >20 packets.
+  kMaxJBFrameSizeBytes = 4000000    // sanity don't go above 4Mbyte.
+};
+
+enum VCMFrameBufferEnum {
+  kOutOfBoundsPacket = -7,
+  kNotInitialized = -6,
+  kOldPacket = -5,
+  kGeneralError = -4,
+  kFlushIndicator = -3,  // Indicator that a flush has occurred.
+  kTimeStampError = -2,
+  kSizeError = -1,
+  kNoError = 0,
+  kIncomplete = 1,       // Frame incomplete.
+  kCompleteSession = 3,  // at least one layer in the frame complete.
+  kDuplicatePacket = 5   // We're receiving a duplicate packet.
+};
+
+enum VCMFrameBufferStateEnum {
+  kStateEmpty,       // frame popped by the RTP receiver
+  kStateIncomplete,  // frame that have one or more packet(s) stored
+  kStateComplete,    // frame that have all packets
+};
+
+enum { kH264StartCodeLengthBytes = 4 };
+}  // namespace webrtc
+
+#endif  // MODULES_VIDEO_CODING_DEPRECATED_JITTER_BUFFER_COMMON_H_