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Improved fast forwarding to the end of a timeshift recording

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This commit is contained in:
Klaus Schmidinger
2012-03-12 14:53:59 +01:00
parent 9fa1654d04
commit ed10aaf68b
4 changed files with 19 additions and 21 deletions
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3
HISTORY
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@@ -7010,7 +7010,7 @@ Video Disk Recorder Revision History
which is higher than any normal table id that is broadcast in the EIT data. which is higher than any normal table id that is broadcast in the EIT data.
See PLUGINS.html, section "Electronic Program Guide" for more information. See PLUGINS.html, section "Electronic Program Guide" for more information.
2012-03-11: Version 1.7.27 2012-03-12: Version 1.7.27
- Updated the Finnish OSD texts (thanks to Rolf Ahrenberg). - Updated the Finnish OSD texts (thanks to Rolf Ahrenberg).
- Changed the Green button in the "Edit timer" menu from "Once" to "Single" - Changed the Green button in the "Edit timer" menu from "Once" to "Single"
@@ -7032,3 +7032,4 @@ Video Disk Recorder Revision History
Plugin authors may want to change -Woverloaded-virtual to -Werror=overloaded-virtual Plugin authors may want to change -Woverloaded-virtual to -Werror=overloaded-virtual
in their Makefiles. in their Makefiles.
- Updated the Estonian OSD texts (thanks to Arthur Konovalov). - Updated the Estonian OSD texts (thanks to Arthur Konovalov).
- Improved fast forwarding to the end of a timeshift recording.

22
dvbplayer.c
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@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and * See the main source file 'vdr.c' for copyright information and
* how to reach the author. * how to reach the author.
* *
* $Id: dvbplayer.c 2.25 2012/02/21 11:34:04 kls Exp $ * $Id: dvbplayer.c 2.26 2012/03/12 14:36:55 kls Exp $
*/ */
#include "dvbplayer.h" #include "dvbplayer.h"
@@ -441,9 +441,9 @@ void cDvbPlayer::Action(void)
int NewIndex = readIndex + d; int NewIndex = readIndex + d;
if (NewIndex <= 0 && readIndex > 0) if (NewIndex <= 0 && readIndex > 0)
NewIndex = 1; // make sure the very first frame is delivered NewIndex = 1; // make sure the very first frame is delivered
NewIndex = index->GetNextIFrame(NewIndex, playDir == pdForward, &FileNumber, &FileOffset, &Length, TimeShiftMode); NewIndex = index->GetNextIFrame(NewIndex, playDir == pdForward, &FileNumber, &FileOffset, &Length);
if (NewIndex < 0 && TimeShiftMode && playDir == pdForward) if (NewIndex < 0 && TimeShiftMode && playDir == pdForward)
SwitchToPlayFrame = Index; SwitchToPlayFrame = readIndex;
Index = NewIndex; Index = NewIndex;
readIndependent = true; readIndependent = true;
} }
@@ -452,7 +452,7 @@ void cDvbPlayer::Action(void)
if (!NextFile(FileNumber, FileOffset)) if (!NextFile(FileNumber, FileOffset))
continue; continue;
} }
else else if (!(TimeShiftMode && playDir == pdForward))
eof = true; eof = true;
} }
else if (index) { else if (index) {
@@ -486,16 +486,16 @@ void cDvbPlayer::Action(void)
} }
readFrame = new cFrame(b, -r, ftUnknown, readIndex, Pts); // hands over b to the ringBuffer readFrame = new cFrame(b, -r, ftUnknown, readIndex, Pts); // hands over b to the ringBuffer
} }
else if (r < 0 && errno == EAGAIN) else if (r < 0) {
WaitingForData = true; if (errno == EAGAIN)
else { WaitingForData = true;
if (r == 0) else if (FATALERRNO) {
eof = true;
else if (r < 0 && FATALERRNO) {
LOG_ERROR; LOG_ERROR;
break; break;
} }
} }
else
eof = true;
} }
} }
@@ -764,7 +764,7 @@ void cDvbPlayer::SkipSeconds(int Seconds)
if (Index >= 0) { if (Index >= 0) {
Index = max(Index + SecondsToFrames(Seconds, framesPerSecond), 0); Index = max(Index + SecondsToFrames(Seconds, framesPerSecond), 0);
if (Index > 0) if (Index > 0)
Index = index->GetNextIFrame(Index, false, NULL, NULL, NULL, true); Index = index->GetNextIFrame(Index, false, NULL, NULL, NULL);
if (Index >= 0) if (Index >= 0)
readIndex = Index - 1; // Action() will first increment it! readIndex = Index - 1; // Action() will first increment it!
} }

11
recording.c
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@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and * See the main source file 'vdr.c' for copyright information and
* how to reach the author. * how to reach the author.
* *
* $Id: recording.c 2.51 2012/02/26 13:58:26 kls Exp $ * $Id: recording.c 2.52 2012/03/12 14:49:28 kls Exp $
*/ */
#include "recording.h" #include "recording.h"
@@ -1526,9 +1526,6 @@ void cIndexFileGenerator::Action(void)
#define INDEXFILESUFFIX "/index" #define INDEXFILESUFFIX "/index"
// The number of frames to stay off the end in case of time shift:
#define INDEXSAFETYLIMIT 150 // frames
// The maximum time to wait before giving up while catching up on an index file: // The maximum time to wait before giving up while catching up on an index file:
#define MAXINDEXCATCHUP 8 // seconds #define MAXINDEXCATCHUP 8 // seconds
@@ -1728,7 +1725,7 @@ bool cIndexFile::CatchUp(int Index)
} }
else else
LOG_ERROR_STR(*fileName); LOG_ERROR_STR(*fileName);
if (Index < last - (i ? 2 * INDEXSAFETYLIMIT : 0) || Index > 10 * INDEXSAFETYLIMIT) // keep off the end in case of "Pause live video" if (Index < last)
break; break;
cCondWait::SleepMs(1000); cCondWait::SleepMs(1000);
} }
@@ -1775,13 +1772,13 @@ bool cIndexFile::Get(int Index, uint16_t *FileNumber, off_t *FileOffset, bool *I
return false; return false;
} }
int cIndexFile::GetNextIFrame(int Index, bool Forward, uint16_t *FileNumber, off_t *FileOffset, int *Length, bool StayOffEnd) int cIndexFile::GetNextIFrame(int Index, bool Forward, uint16_t *FileNumber, off_t *FileOffset, int *Length)
{ {
if (CatchUp()) { if (CatchUp()) {
int d = Forward ? 1 : -1; int d = Forward ? 1 : -1;
for (;;) { for (;;) {
Index += d; Index += d;
if (Index >= 0 && Index < last - ((Forward && StayOffEnd) ? INDEXSAFETYLIMIT : 0)) { if (Index >= 0 && Index < last) {
if (index[Index].independent) { if (index[Index].independent) {
uint16_t fn; uint16_t fn;
if (!FileNumber) if (!FileNumber)

4
recording.h
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@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and * See the main source file 'vdr.c' for copyright information and
* how to reach the author. * how to reach the author.
* *
* $Id: recording.h 2.28 2012/03/11 15:26:01 kls Exp $ * $Id: recording.h 2.29 2012/03/12 11:44:06 kls Exp $
*/ */
#ifndef __RECORDING_H #ifndef __RECORDING_H
@@ -284,7 +284,7 @@ public:
bool Ok(void) { return index != NULL; } bool Ok(void) { return index != NULL; }
bool Write(bool Independent, uint16_t FileNumber, off_t FileOffset); bool Write(bool Independent, uint16_t FileNumber, off_t FileOffset);
bool Get(int Index, uint16_t *FileNumber, off_t *FileOffset, bool *Independent = NULL, int *Length = NULL); bool Get(int Index, uint16_t *FileNumber, off_t *FileOffset, bool *Independent = NULL, int *Length = NULL);
int GetNextIFrame(int Index, bool Forward, uint16_t *FileNumber = NULL, off_t *FileOffset = NULL, int *Length = NULL, bool StayOffEnd = false); int GetNextIFrame(int Index, bool Forward, uint16_t *FileNumber = NULL, off_t *FileOffset = NULL, int *Length = NULL);
int Get(uint16_t FileNumber, off_t FileOffset); int Get(uint16_t FileNumber, off_t FileOffset);
int Last(void) { CatchUp(); return last; } int Last(void) { CatchUp(); return last; }
int GetResume(void) { return resumeFile.Read(); } int GetResume(void) { return resumeFile.Read(); }