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Code Issues Releases Wiki Activity

Revert "Changed cRingBufferLinear to cRingBufferFrame."

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This reverts commit edb8b4090a.
This commit is contained in:
Rolf Ahrenberg 2009-09-27 16:59:42 +03:00
parent ea4561a874
commit 8267abcc3b
2 changed files with 113 additions and 56 deletions
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111
femonreceiver.c
View File

@ -20,18 +20,18 @@ cFemonReceiver::cFemonReceiver(tChannelID ChannelID, int Ca, int Vtype, int Vpid
m_DetectMPEG(this, this), m_DetectMPEG(this, this),
m_DetectAAC(this), m_DetectAAC(this),
m_DetectAC3(this), m_DetectAC3(this),
m_VideoBuffer(KILOBYTE(256)), m_VideoBuffer(KILOBYTE(256), TS_SIZE, false, "Femon video"),
m_VideoType(Vtype), m_VideoType(Vtype),
m_VideoPid(Vpid), m_VideoPid(Vpid),
m_VideoPacketCount(0), m_VideoPacketCount(0),
m_VideoBitrate(0.0), m_VideoBitrate(0.0),
m_VideoValid(false), m_VideoValid(false),
m_AudioBuffer(KILOBYTE(256)), m_AudioBuffer(KILOBYTE(256), TS_SIZE, false, "Femon audio"),
m_AudioPid(Apid[0]), m_AudioPid(Apid[0]),
m_AudioPacketCount(0), m_AudioPacketCount(0),
m_AudioBitrate(0.0), m_AudioBitrate(0.0),
m_AudioValid(false), m_AudioValid(false),
m_AC3Buffer(KILOBYTE(256)), m_AC3Buffer(KILOBYTE(256), TS_SIZE, false, "Femon AC3"),
m_AC3Pid(Dpid[0]), m_AC3Pid(Dpid[0]),
m_AC3PacketCount(0), m_AC3PacketCount(0),
m_AC3Bitrate(0), m_AC3Bitrate(0),
@ -95,14 +95,33 @@ void cFemonReceiver::Activate(bool On)
void cFemonReceiver::Receive(uchar *Data, int Length) void cFemonReceiver::Receive(uchar *Data, int Length)
{ {
if ((Length == TS_SIZE) && (*Data == TS_SYNC_BYTE)) { // TS packet length: TS_SIZE
int pid = TsPid(Data); if ((*Data == TS_SYNC_BYTE) || (Length == TS_SIZE)) {
if (pid == m_VideoPid) int len, pid = TsPid(Data);
m_VideoBuffer.Put(new cFrame(Data, Length, ftVideo, m_VideoPacketCount++)); if (pid == m_VideoPid) {
else if (pid == m_AudioPid) ++m_VideoPacketCount;
m_AudioBuffer.Put(new cFrame(Data, Length, ftAudio, m_AudioPacketCount++)); len = m_VideoBuffer.Put(Data, Length);
else if (pid == m_AC3Pid) if (len != Length) {
m_AC3Buffer.Put(new cFrame(Data, Length, ftDolby, m_AC3PacketCount++)); m_VideoBuffer.ReportOverflow(Length - len);
m_VideoBuffer.Clear();
}
}
else if (pid == m_AudioPid) {
++m_AudioPacketCount;
len = m_AudioBuffer.Put(Data, Length);
if (len != Length) {
m_AudioBuffer.ReportOverflow(Length - len);
m_AudioBuffer.Clear();
}
}
else if (pid == m_AC3Pid) {
++m_AC3PacketCount;
len = m_AC3Buffer.Put(Data, Length);
if (len != Length) {
m_AC3Buffer.ReportOverflow(Length - len);
m_AC3Buffer.Clear();
}
}
} }
} }
@ -113,25 +132,37 @@ void cFemonReceiver::Action(void)
m_Active = true; m_Active = true;
while (Running() && m_Active) { while (Running() && m_Active) {
cFrame *frame; uint8_t *Data;
double timeout; double timeout;
const uint8_t *data; int len, Length;
int len;
bool processed = false; bool processed = false;
// process available video data // process available video data
while ((frame = m_VideoBuffer.Get()) && m_Active) { while (Data = m_VideoBuffer.Get(Length)) {
if (!m_Active || (Length < TS_SIZE))
break;
Length = TS_SIZE;
if (*Data != TS_SYNC_BYTE) {
for (int i = 1; i < Length; ++i) {
if (Data[i] == TS_SYNC_BYTE) {
Length = i;
break;
}
}
m_VideoBuffer.Del(Length);
continue;
}
processed = true; processed = true;
if (TsPayloadStart(frame->Data())) { if (TsPayloadStart(Data)) {
while ((data = m_VideoAssembler.GetPes(len)) && m_Active) { while (const uint8_t *p = m_VideoAssembler.GetPes(len)) {
if (m_VideoType == 0x1B) { // MPEG4 if (m_VideoType == 0x1B) { // MPEG4
if (m_DetectH264.processVideo(data, len)) { if (m_DetectH264.processVideo(p, len)) {
m_VideoValid = true; m_VideoValid = true;
break; break;
} }
} }
else { else {
if (m_DetectMPEG.processVideo(data, len)) { if (m_DetectMPEG.processVideo(p, len)) {
m_VideoValid = true; m_VideoValid = true;
break; break;
} }
@ -139,32 +170,58 @@ void cFemonReceiver::Action(void)
} }
m_VideoAssembler.Reset(); m_VideoAssembler.Reset();
} }
m_VideoAssembler.PutTs(frame->Data(), frame->Count()); m_VideoAssembler.PutTs(Data, Length);
m_VideoBuffer.Drop(frame); m_VideoBuffer.Del(Length);
} }
// process available audio data // process available audio data
while ((frame = m_AudioBuffer.Get()) && m_Active) { while (Data = m_AudioBuffer.Get(Length)) {
if (!m_Active || (Length < TS_SIZE))
break;
Length = TS_SIZE;
if (*Data != TS_SYNC_BYTE) {
for (int i = 1; i < Length; ++i) {
if (Data[i] == TS_SYNC_BYTE) {
Length = i;
break;
}
}
m_AudioBuffer.Del(Length);
continue;
}
processed = true; processed = true;
if (const uint8_t *p = m_AudioAssembler.GetPes(len)) { if (const uint8_t *p = m_AudioAssembler.GetPes(len)) {
if (m_DetectAAC.processAudio(p, len) || m_DetectMPEG.processAudio(p, len)) if (m_DetectAAC.processAudio(p, len) || m_DetectMPEG.processAudio(p, len))
m_AudioValid = true; m_AudioValid = true;
m_AudioAssembler.Reset(); m_AudioAssembler.Reset();
} }
m_AudioAssembler.PutTs(frame->Data(), frame->Count()); m_AudioAssembler.PutTs(Data, Length);
m_AudioBuffer.Drop(frame); m_AudioBuffer.Del(Length);
} }
// process available dolby data // process available dolby data
while ((frame = m_AC3Buffer.Get()) && m_Active) { while (Data = m_AC3Buffer.Get(Length)) {
if (!m_Active || (Length < TS_SIZE))
break;
Length = TS_SIZE;
if (*Data != TS_SYNC_BYTE) {
for (int i = 1; i < Length; ++i) {
if (Data[i] == TS_SYNC_BYTE) {
Length = i;
break;
}
}
m_AC3Buffer.Del(Length);
continue;
}
processed = true; processed = true;
if (const uint8_t *p = m_AC3Assembler.GetPes(len)) { if (const uint8_t *p = m_AC3Assembler.GetPes(len)) {
if (m_DetectAC3.processAudio(p, len)) if (m_DetectAC3.processAudio(p, len))
m_AC3Valid = true; m_AC3Valid = true;
m_AC3Assembler.Reset(); m_AC3Assembler.Reset();
} }
m_AC3Assembler.PutTs(frame->Data(), frame->Count()); m_AC3Assembler.PutTs(Data, Length);
m_AudioBuffer.Drop(frame); m_AudioBuffer.Del(Length);
} }
// calculate bitrates // calculate bitrates

6
femonreceiver.h
View File

@ -30,7 +30,7 @@ private:
cFemonAAC m_DetectAAC; cFemonAAC m_DetectAAC;
cFemonAC3 m_DetectAC3; cFemonAC3 m_DetectAC3;
cRingBufferFrame m_VideoBuffer; cRingBufferLinear m_VideoBuffer;
cTsToPes m_VideoAssembler; cTsToPes m_VideoAssembler;
int m_VideoType; int m_VideoType;
int m_VideoPid; int m_VideoPid;
@ -39,7 +39,7 @@ private:
bool m_VideoValid; bool m_VideoValid;
video_info_t m_VideoInfo; video_info_t m_VideoInfo;
cRingBufferFrame m_AudioBuffer; cRingBufferLinear m_AudioBuffer;
cTsToPes m_AudioAssembler; cTsToPes m_AudioAssembler;
int m_AudioPid; int m_AudioPid;
int m_AudioPacketCount; int m_AudioPacketCount;
@ -47,7 +47,7 @@ private:
bool m_AudioValid; bool m_AudioValid;
audio_info_t m_AudioInfo; audio_info_t m_AudioInfo;
cRingBufferFrame m_AC3Buffer; cRingBufferLinear m_AC3Buffer;
cTsToPes m_AC3Assembler; cTsToPes m_AC3Assembler;
int m_AC3Pid; int m_AC3Pid;
int m_AC3PacketCount; int m_AC3PacketCount;