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-rw-r--r--dvbplayer.c368
1 files changed, 185 insertions, 183 deletions
diff --git a/dvbplayer.c b/dvbplayer.c
index 9de0fca..219de49 100644
--- a/dvbplayer.c
+++ b/dvbplayer.c
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: dvbplayer.c 2.11 2009/04/05 13:04:33 kls Exp $
+ * $Id: dvbplayer.c 2.15 2009/04/19 15:19:10 kls Exp $
*/
#include "dvbplayer.h"
@@ -318,7 +318,7 @@ void cDvbPlayer::Empty(void)
if (nonBlockingFileReader)
nonBlockingFileReader->Clear();
if (!firstPacket) // don't set the readIndex twice if Empty() is called more than once
- readIndex = ptsIndex.FindIndex(DeviceGetSTC());
+ readIndex = ptsIndex.FindIndex(DeviceGetSTC()) - 1; // Action() will first increment it!
delete readFrame; // might not have been stored in the buffer in Action()
readFrame = NULL;
playFrame = NULL;
@@ -398,189 +398,191 @@ void cDvbPlayer::Action(void)
int LastReadIFrame = -1;
int SwitchToPlayFrame = 0;
- while (Running() && (NextFile() || readIndex >= 0 || ringBuffer->Available())) {
- if (Sleep) {
- if (WaitingForData)
- nonBlockingFileReader->WaitForDataMs(3); // this keeps the CPU load low, but reacts immediately on new data
- else
- cCondWait::SleepMs(3); // this keeps the CPU load low
+ while (Running()) {
+ if (WaitingForData)
+ nonBlockingFileReader->WaitForDataMs(3); // this keeps the CPU load low, but reacts immediately on new data
+ else if (Sleep) {
+ cPoller Poller;
+ DevicePoll(Poller, 10);
Sleep = false;
}
- cPoller Poller;
- if (DevicePoll(Poller, 100)) {
-
- LOCK_THREAD;
-
- // Read the next frame from the file:
-
- if (playMode != pmStill && playMode != pmPause) {
- if (!readFrame && (replayFile || readIndex >= 0)) {
- if (!nonBlockingFileReader->Reading()) {
- if (!SwitchToPlayFrame && (playMode == pmFast || (playMode == pmSlow && playDir == pdBackward))) {
- uint16_t FileNumber;
- off_t FileOffset;
- bool TimeShiftMode = index->IsStillRecording();
- int Index = -1;
- readIndependent = false;
- if (DeviceHasIBPTrickSpeed() && playDir == pdForward) {
- if (index->Get(readIndex + 1, &FileNumber, &FileOffset, &readIndependent, &Length))
- Index = readIndex + 1;
- }
- else {
- int d = int(round(0.4 * framesPerSecond));
- if (playDir != pdForward)
- d = -d;
- int NewIndex = readIndex + d;
- if (NewIndex <= 0 && readIndex > 0)
- NewIndex = 1; // make sure the very first frame is delivered
- NewIndex = index->GetNextIFrame(NewIndex, playDir == pdForward, &FileNumber, &FileOffset, &Length, TimeShiftMode);
- if (NewIndex < 0 && TimeShiftMode && playDir == pdForward)
- SwitchToPlayFrame = Index;
- Index = NewIndex;
- readIndependent = true;
- }
- if (Index >= 0) {
- readIndex = Index;
- if (!NextFile(FileNumber, FileOffset))
- continue;
- }
- else
- eof = true;
- }
- else if (index) {
- uint16_t FileNumber;
- off_t FileOffset;
- if (index->Get(readIndex + 1, &FileNumber, &FileOffset, &readIndependent, &Length) && NextFile(FileNumber, FileOffset))
- readIndex++;
- else
- eof = true;
- }
- else // allows replay even if the index file is missing
- Length = MAXFRAMESIZE / TS_SIZE * TS_SIZE;// FIXME: use a linear ringbuffer in this case, and fix cDevice::PlayPes()
- if (Length == -1)
- Length = MAXFRAMESIZE; // this means we read up to EOF (see cIndex)
- else if (Length > MAXFRAMESIZE) {
- esyslog("ERROR: frame larger than buffer (%d > %d)", Length, MAXFRAMESIZE);
- Length = MAXFRAMESIZE;
- }
- b = MALLOC(uchar, Length);
- }
- if (!eof) {
- int r = nonBlockingFileReader->Read(replayFile, b, Length);
- if (r > 0) {
- WaitingForData = false;
- uint32_t Pts = 0;
- if (readIndependent) {
- Pts = isPesRecording ? PesGetPts(b) : TsGetPts(b, r);
- LastReadIFrame = readIndex;
- }
- readFrame = new cFrame(b, -r, ftUnknown, readIndex, Pts); // hands over b to the ringBuffer
- b = NULL;
- }
- else if (r == 0)
- eof = true;
- else if (r < 0 && errno == EAGAIN)
- WaitingForData = true;
- else if (r < 0 && FATALERRNO) {
- LOG_ERROR;
- break;
- }
- }
- }
-
- // Store the frame in the buffer:
-
- if (readFrame) {
- if (ringBuffer->Put(readFrame))
- readFrame = NULL;
- }
- }
- else
- Sleep = true;
-
- // Get the next frame from the buffer:
-
- if (!playFrame) {
- playFrame = ringBuffer->Get();
- p = NULL;
- pc = 0;
- }
-
- // Play the frame:
-
- if (playFrame) {
- if (!p) {
- p = playFrame->Data();
- pc = playFrame->Count();
- if (p) {
- if (playFrame->Index() >= 0)
- ptsIndex.Put(playFrame->Pts(), playFrame->Index());
- if (firstPacket) {
- if (isPesRecording) {
- PlayPes(NULL, 0);
- cRemux::SetBrokenLink(p, pc);
- }
- else
- PlayTs(NULL, 0);
- firstPacket = false;
- }
- }
- }
- if (p) {
- int w;
- if (isPesRecording)
- w = PlayPes(p, pc, playMode != pmPlay && !(playMode == pmSlow && playDir == pdForward) && DeviceIsPlayingVideo());
- else
- w = PlayTs(p, pc, playMode != pmPlay && !(playMode == pmSlow && playDir == pdForward) && DeviceIsPlayingVideo());
- if (w > 0) {
- p += w;
- pc -= w;
- }
- else if (w < 0 && FATALERRNO)
- LOG_ERROR;
- }
- if (pc <= 0) {
- if (!eof || (playDir != pdForward && playFrame->Index() > 0) || (playDir == pdForward && playFrame->Index() < readIndex))
- ringBuffer->Drop(playFrame); // the very first and last frame are continously repeated to flush data through the device
- playFrame = NULL;
- p = NULL;
- }
- }
- else
- Sleep = true;
-
- // Handle hitting begin/end of recording:
-
- if (eof || SwitchToPlayFrame) {
- bool SwitchToPlay = false;
- uint32_t Stc = DeviceGetSTC();
- if (Stc != LastStc)
- StuckAtEof = 0;
- else if (!StuckAtEof)
- StuckAtEof = time(NULL);
- else if (time(NULL) - StuckAtEof > MAXSTUCKATEOF) {
- if (playDir == pdForward)
- break; // automatically stop at end of recording
- SwitchToPlay = true;
- }
- LastStc = Stc;
- int Index = ptsIndex.FindIndex(Stc);
- if (playDir == pdForward && !SwitchToPlayFrame) {
- if (Index >= LastReadIFrame)
- break; // automatically stop at end of recording
- }
- else if (Index <= 0 || SwitchToPlayFrame && Index >= SwitchToPlayFrame)
- SwitchToPlay = true;
- if (SwitchToPlay) {
- if (!SwitchToPlayFrame)
- Empty();
- DevicePlay();
- playMode = pmPlay;
- playDir = pdForward;
- SwitchToPlayFrame = 0;
- }
- }
- }
+ {
+ LOCK_THREAD;
+
+ // Read the next frame from the file:
+
+ if (playMode != pmStill && playMode != pmPause) {
+ if (!readFrame && (replayFile || readIndex >= 0)) {
+ if (!nonBlockingFileReader->Reading()) {
+ if (!SwitchToPlayFrame && (playMode == pmFast || (playMode == pmSlow && playDir == pdBackward))) {
+ uint16_t FileNumber;
+ off_t FileOffset;
+ bool TimeShiftMode = index->IsStillRecording();
+ int Index = -1;
+ readIndependent = false;
+ if (DeviceHasIBPTrickSpeed() && playDir == pdForward) {
+ if (index->Get(readIndex + 1, &FileNumber, &FileOffset, &readIndependent, &Length))
+ Index = readIndex + 1;
+ }
+ else {
+ int d = int(round(0.4 * framesPerSecond));
+ if (playDir != pdForward)
+ d = -d;
+ int NewIndex = readIndex + d;
+ if (NewIndex <= 0 && readIndex > 0)
+ NewIndex = 1; // make sure the very first frame is delivered
+ NewIndex = index->GetNextIFrame(NewIndex, playDir == pdForward, &FileNumber, &FileOffset, &Length, TimeShiftMode);
+ if (NewIndex < 0 && TimeShiftMode && playDir == pdForward)
+ SwitchToPlayFrame = Index;
+ Index = NewIndex;
+ readIndependent = true;
+ }
+ if (Index >= 0) {
+ readIndex = Index;
+ if (!NextFile(FileNumber, FileOffset))
+ continue;
+ }
+ else
+ eof = true;
+ }
+ else if (index) {
+ uint16_t FileNumber;
+ off_t FileOffset;
+ if (index->Get(readIndex + 1, &FileNumber, &FileOffset, &readIndependent, &Length) && NextFile(FileNumber, FileOffset))
+ readIndex++;
+ else
+ eof = true;
+ }
+ else // allows replay even if the index file is missing
+ Length = MAXFRAMESIZE;
+ if (Length == -1)
+ Length = MAXFRAMESIZE; // this means we read up to EOF (see cIndex)
+ else if (Length > MAXFRAMESIZE) {
+ esyslog("ERROR: frame larger than buffer (%d > %d)", Length, MAXFRAMESIZE);
+ Length = MAXFRAMESIZE;
+ }
+ b = MALLOC(uchar, Length);
+ }
+ if (!eof) {
+ int r = nonBlockingFileReader->Read(replayFile, b, Length);
+ if (r > 0) {
+ WaitingForData = false;
+ uint32_t Pts = 0;
+ if (readIndependent) {
+ Pts = isPesRecording ? PesGetPts(b) : TsGetPts(b, r);
+ LastReadIFrame = readIndex;
+ }
+ readFrame = new cFrame(b, -r, ftUnknown, readIndex, Pts); // hands over b to the ringBuffer
+ b = NULL;
+ }
+ else if (r == 0)
+ eof = true;
+ else if (r < 0 && errno == EAGAIN)
+ WaitingForData = true;
+ else if (r < 0 && FATALERRNO) {
+ LOG_ERROR;
+ break;
+ }
+ }
+ }
+
+ // Store the frame in the buffer:
+
+ if (readFrame) {
+ if (ringBuffer->Put(readFrame))
+ readFrame = NULL;
+ else
+ Sleep = true;
+ }
+ }
+ else
+ Sleep = true;
+
+ // Get the next frame from the buffer:
+
+ if (!playFrame) {
+ playFrame = ringBuffer->Get();
+ p = NULL;
+ pc = 0;
+ }
+
+ // Play the frame:
+
+ if (playFrame) {
+ if (!p) {
+ p = playFrame->Data();
+ pc = playFrame->Count();
+ if (p) {
+ if (playFrame->Index() >= 0 && playFrame->Pts() != 0)
+ ptsIndex.Put(playFrame->Pts(), playFrame->Index());
+ if (firstPacket) {
+ if (isPesRecording) {
+ PlayPes(NULL, 0);
+ cRemux::SetBrokenLink(p, pc);
+ }
+ else
+ PlayTs(NULL, 0);
+ firstPacket = false;
+ }
+ }
+ }
+ if (p) {
+ int w;
+ if (isPesRecording)
+ w = PlayPes(p, pc, playMode != pmPlay && !(playMode == pmSlow && playDir == pdForward) && DeviceIsPlayingVideo());
+ else
+ w = PlayTs(p, pc, playMode != pmPlay && !(playMode == pmSlow && playDir == pdForward) && DeviceIsPlayingVideo());
+ if (w > 0) {
+ p += w;
+ pc -= w;
+ }
+ else if (w < 0 && FATALERRNO)
+ LOG_ERROR;
+ else
+ Sleep = true;
+ }
+ if (pc <= 0) {
+ if (!eof || (playDir != pdForward && playFrame->Index() > 0) || (playDir == pdForward && playFrame->Index() < readIndex))
+ ringBuffer->Drop(playFrame); // the very first and last frame are continously repeated to flush data through the device
+ playFrame = NULL;
+ p = NULL;
+ }
+ }
+ else
+ Sleep = true;
+
+ // Handle hitting begin/end of recording:
+
+ if (eof || SwitchToPlayFrame) {
+ bool SwitchToPlay = false;
+ uint32_t Stc = DeviceGetSTC();
+ if (Stc != LastStc)
+ StuckAtEof = 0;
+ else if (!StuckAtEof)
+ StuckAtEof = time(NULL);
+ else if (time(NULL) - StuckAtEof > MAXSTUCKATEOF) {
+ if (playDir == pdForward)
+ break; // automatically stop at end of recording
+ SwitchToPlay = true;
+ }
+ LastStc = Stc;
+ int Index = ptsIndex.FindIndex(Stc);
+ if (playDir == pdForward && !SwitchToPlayFrame) {
+ if (Index >= LastReadIFrame)
+ break; // automatically stop at end of recording
+ }
+ else if (Index <= 0 || SwitchToPlayFrame && Index >= SwitchToPlayFrame)
+ SwitchToPlay = true;
+ if (SwitchToPlay) {
+ if (!SwitchToPlayFrame)
+ Empty();
+ DevicePlay();
+ playMode = pmPlay;
+ playDir = pdForward;
+ SwitchToPlayFrame = 0;
+ }
+ }
+ }
}
cNonBlockingFileReader *nbfr = nonBlockingFileReader;