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Implement packet discard rate in NetEq.

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BUG=webrtc:7903

Change-Id: I819c9362671ca0b02c602d53e4dc39afdd8ec465
Reviewed-on: https://chromium-review.googlesource.com/555311
Commit-Queue: Minyue Li <minyue@webrtc.org>
Reviewed-by: Henrik Lundin <henrik.lundin@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#18899}
This commit is contained in:
minyue-webrtc
2017-07-05 11:17:40 +02:00
committed by Commit Bot
parent 889d9654f7
commit fae474c9cd
9 changed files with 108 additions and 38 deletions
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15
webrtc/modules/audio_coding/neteq/packet_buffer.h
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@ -20,6 +20,7 @@
namespace webrtc {
class DecoderDatabase;
class StatisticsCalculator;
class TickTimer;
// This is the actual buffer holding the packets before decoding.
@ -92,22 +93,24 @@ class PacketBuffer {
// Discards the first packet in the buffer. The packet is deleted.
// Returns PacketBuffer::kBufferEmpty if the buffer is empty,
// PacketBuffer::kOK otherwise.
virtual int DiscardNextPacket();
virtual int DiscardNextPacket(StatisticsCalculator* stats);
// Discards all packets that are (strictly) older than timestamp_limit,
// but newer than timestamp_limit - horizon_samples. Setting horizon_samples
// to zero implies that the horizon is set to half the timestamp range. That
// is, if a packet is more than 2^31 timestamps into the future compared with
// timestamp_limit (including wrap-around), it is considered old.
// Returns number of packets discarded.
virtual int DiscardOldPackets(uint32_t timestamp_limit,
uint32_t horizon_samples);
virtual void DiscardOldPackets(uint32_t timestamp_limit,
uint32_t horizon_samples,
StatisticsCalculator* stats);
// Discards all packets that are (strictly) older than timestamp_limit.
virtual int DiscardAllOldPackets(uint32_t timestamp_limit);
virtual void DiscardAllOldPackets(uint32_t timestamp_limit,
StatisticsCalculator* stats);
// Removes all packets with a specific payload type from the buffer.
virtual void DiscardPacketsWithPayloadType(uint8_t payload_type);
virtual void DiscardPacketsWithPayloadType(uint8_t payload_type,
StatisticsCalculator* stats);
// Returns the number of packets in the buffer, including duplicates and
// redundant packets.