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VCM:frame_buffer - removing unused code and refactor

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Review URL: http://webrtc-codereview.appspot.com/77001

git-svn-id: http://webrtc.googlecode.com/svn/trunk@235 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
mikhal@google.com
2011-07-19 23:24:37 +00:00
parent b3916d54b0
commit 0ef0377836
2 changed files with 28 additions and 32 deletions
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38
src/modules/video_coding/main/source/frame_buffer.cc
View File

@@ -67,17 +67,6 @@ VCMFrameBuffer::GetLowSeqNum()
return _sessionInfo.GetLowSeqNum(); return _sessionInfo.GetLowSeqNum();
} }
// Get highest sequence number for complete sessions
WebRtc_Word32
VCMFrameBuffer::GetHighSeqNumComplete()
{
if (_sessionInfo.IsSessionComplete())
{
return _sessionInfo.GetHighSeqNum();
}
return -1;
}
WebRtc_Word32 WebRtc_Word32
VCMFrameBuffer::GetHighSeqNum() VCMFrameBuffer::GetHighSeqNum()
{ {
@@ -196,13 +185,16 @@ VCMFrameBuffer::InsertPacket(const VCMPacket& packet, WebRtc_Word64 timeInMs)
return kIncomplete; return kIncomplete;
} }
WebRtc_Word64 VCMFrameBuffer::LatestPacketTimeMs() WebRtc_Word64
VCMFrameBuffer::LatestPacketTimeMs()
{ {
return _latestPacketTimeMs; return _latestPacketTimeMs;
} }
// Zero out all entries in list up to and including the (first) entry equal to _lowSeqNum // Zero out all entries in list up to and including the (first)
WebRtc_Word32 VCMFrameBuffer::ZeroOutSeqNum(WebRtc_Word32* list, WebRtc_Word32 num) // entry equal to _lowSeqNum
WebRtc_Word32
VCMFrameBuffer::ZeroOutSeqNum(WebRtc_Word32* list, WebRtc_Word32 num)
{ {
if (_sessionInfo.ZeroOutSeqNum(list, num) != 0) if (_sessionInfo.ZeroOutSeqNum(list, num) != 0)
{ {
@@ -215,24 +207,28 @@ WebRtc_Word32 VCMFrameBuffer::ZeroOutSeqNum(WebRtc_Word32* list, WebRtc_Word32 n
// _lowSeqNum. Hybrid mode: 1. Don't NACK FEC packets 2. Make a smart decision // _lowSeqNum. Hybrid mode: 1. Don't NACK FEC packets 2. Make a smart decision
// on whether to NACK or not // on whether to NACK or not
WebRtc_Word32 VCMFrameBuffer::ZeroOutSeqNumHybrid(WebRtc_Word32* list, WebRtc_Word32
VCMFrameBuffer::ZeroOutSeqNumHybrid(WebRtc_Word32* list,
WebRtc_Word32 num, WebRtc_Word32 num,
float rttScore) float rttScore)
{ {
return _sessionInfo.ZeroOutSeqNumHybrid(list, num, rttScore); return _sessionInfo.ZeroOutSeqNumHybrid(list, num, rttScore);
} }
void VCMFrameBuffer::IncrementNackCount() void
VCMFrameBuffer::IncrementNackCount()
{ {
_nackCount++; _nackCount++;
} }
WebRtc_Word16 VCMFrameBuffer::GetNackCount() const WebRtc_Word16
VCMFrameBuffer::GetNackCount() const
{ {
return _nackCount; return _nackCount;
} }
bool VCMFrameBuffer::HaveLastPacket() bool
VCMFrameBuffer::HaveLastPacket()
{ {
return _sessionInfo.HaveLastPacket(); return _sessionInfo.HaveLastPacket();
} }
@@ -244,7 +240,8 @@ VCMFrameBuffer::ForceSetHaveLastPacket()
return _sessionInfo.IsSessionComplete(); return _sessionInfo.IsSessionComplete();
} }
void VCMFrameBuffer::Reset() void
VCMFrameBuffer::Reset()
{ {
_length = 0; _length = 0;
_timeStamp = 0; _timeStamp = 0;
@@ -309,7 +306,8 @@ VCMFrameBuffer::SetState(VCMFrameBufferStateEnum state)
// we can go to this state from state kStateComplete kStateIncomplete // we can go to this state from state kStateComplete kStateIncomplete
assert(_state == kStateComplete || _state == kStateIncomplete || assert(_state == kStateComplete || _state == kStateIncomplete ||
_state == kStateDecodable); _state == kStateDecodable);
// Transfer frame information to EncodedFrame and create any codec specific information // Transfer frame information to EncodedFrame and create any codec
// specific information
RestructureFrameInformation(); RestructureFrameInformation();
break; break;

10
src/modules/video_coding/main/source/frame_buffer.h
View File

@@ -32,7 +32,8 @@ public:
virtual void Reset(); virtual void Reset();
VCMFrameBufferEnum InsertPacket(const VCMPacket& packet, WebRtc_Word64 timeInMs); VCMFrameBufferEnum InsertPacket(const VCMPacket& packet,
WebRtc_Word64 timeInMs);
// State // State
// Get current state of frame // Get current state of frame
@@ -54,15 +55,12 @@ public:
// Get highest packet sequence number in frame // Get highest packet sequence number in frame
WebRtc_Word32 GetHighSeqNum(); WebRtc_Word32 GetHighSeqNum();
// Get highest sequence number of complete session
WebRtc_Word32 GetHighSeqNumComplete();
// Set counted status (as counted by JB or not) // Set counted status (as counted by JB or not)
void SetCountedFrame(bool frameCounted); void SetCountedFrame(bool frameCounted);
bool GetCountedFrame(); bool GetCountedFrame();
// NACK // NACK
// Zero out all entries in list up to and including the entry equal to _lowSeqNum // Zero out all entries in list up to and including _lowSeqNum
WebRtc_Word32 ZeroOutSeqNum(WebRtc_Word32* list, WebRtc_Word32 num); WebRtc_Word32 ZeroOutSeqNum(WebRtc_Word32* list, WebRtc_Word32 num);
// Hybrid extension: only NACK important packets, discard FEC packets // Hybrid extension: only NACK important packets, discard FEC packets
WebRtc_Word32 ZeroOutSeqNumHybrid(WebRtc_Word32* list, WebRtc_Word32 ZeroOutSeqNumHybrid(WebRtc_Word32* list,
@@ -84,7 +82,7 @@ protected:
private: private:
VCMFrameBufferStateEnum _state; // Current state of the frame VCMFrameBufferStateEnum _state; // Current state of the frame
bool _frameCounted; // If this frame has been counted by JB bool _frameCounted; // Was this frame counted by JB?
VCMSessionInfo _sessionInfo; VCMSessionInfo _sessionInfo;
WebRtc_UWord16 _nackCount; WebRtc_UWord16 _nackCount;
WebRtc_Word64 _latestPacketTimeMs; WebRtc_Word64 _latestPacketTimeMs;