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Bugfix in editing mechanism

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This commit is contained in:
Klaus Schmidinger
2001-06-15 14:12:56 +02:00
parent 9de548ee59
commit d17452dcfa
2 changed files with 25 additions and 32 deletions
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5
HISTORY
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@@ -506,7 +506,7 @@ Video Disk Recorder Revision History
- Fixed removing recordings with Lifetime = 99.
- Improved channel switching.
2001-06-14: Version 0.82
2001-06-15: Version 0.82
- Increased timeout until reporting "broken video data stream" when recording.
- Modified method of turning off PIDs when switching channel.
@@ -526,4 +526,5 @@ Video Disk Recorder Revision History
This will create packets for the second audio track that are small enough
to multiplex smoothly with the video data.
- Fixed a bug in the editing mechanism (didn't work with recordings that
consist of more than one data file).

52
dvbapi.c
View File

@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: dvbapi.c 1.73 2001/06/14 15:10:16 kls Exp $
* $Id: dvbapi.c 1.74 2001/06/15 14:11:21 kls Exp $
*/
#include "dvbapi.h"
@@ -595,6 +595,22 @@ void cRecordBuffer::Output(void)
dsyslog(LOG_INFO, "output thread ended (pid=%d)", getpid());
}
// --- ReadFrame -------------------------------------------------------------
int ReadFrame(int f, uchar *b, int Length, int Max)
{
if (Length == -1)
Length = Max; // this means we read up to EOF (see cIndex)
else if (Length > Max) {
esyslog(LOG_ERR, "ERROR: frame larger than buffer (%d > %d)", Length, Max);
Length = Max;
}
int r = read(f, b, Length);
if (r < 0)
LOG_ERROR;
return r;
}
// --- cReplayBuffer ---------------------------------------------------------
class cReplayBuffer : public cRingBuffer {
@@ -614,7 +630,6 @@ private:
bool NextFile(uchar FileNumber = 0, int FileOffset = -1);
void Clear(bool Block = false);
void Close(void);
int ReadFrame(uchar *b, int Length, int Max);
void StripAudioPackets(uchar *b, int Length, uchar Except = 0x00);
void DisplayFrame(uchar *b, int Length);
int Resume(void);
@@ -708,7 +723,7 @@ void cReplayBuffer::Input(void)
}
lastIndex = Index;
playIndex = -1;
r = ReadFrame(b, Length, sizeof(b));
r = ReadFrame(replayFile, b, Length, sizeof(b));
StripAudioPackets(b, r);
}
else {
@@ -718,7 +733,7 @@ void cReplayBuffer::Input(void)
int FileOffset, Length;
if (!(index->Get(playIndex, &FileNumber, &FileOffset, NULL, &Length) && NextFile(FileNumber, FileOffset)))
break;
r = ReadFrame(b, Length, sizeof(b));
r = ReadFrame(replayFile, b, Length, sizeof(b));
StripAudioPackets(b, r, audioTrack);
}
if (r > 0) {
@@ -775,22 +790,6 @@ void cReplayBuffer::Output(void)
dsyslog(LOG_INFO, "output thread ended (pid=%d)", getpid());
}
int cReplayBuffer::ReadFrame(uchar *b, int Length, int Max)
{
if (Length > Max) {
esyslog(LOG_ERR, "ERROR: frame larger than buffer (%d > %d)", Length, Max);
Length = Max;
}
int r = read(replayFile, b, Length);
if (r >= 0) {
if (r != Length)
esyslog(LOG_ERR, "ERROR: got %d byte while reading %d", r, Length);
return r;
}
LOG_ERROR;
return -1;
}
void cReplayBuffer::StripAudioPackets(uchar *b, int Length, uchar Except)
{
for (int i = 0; i < Length - 6; i++) {
@@ -988,7 +987,7 @@ void cReplayBuffer::Goto(int Index, bool Still)
stillIndex = Index;
playIndex = -1;
uchar b[MAXFRAMESIZE];
int r = ReadFrame(b, Length, sizeof(b));
int r = ReadFrame(replayFile, b, Length, sizeof(b));
if (r > 0)
DisplayFrame(b, r);
fileOffset += Length;
@@ -1230,16 +1229,9 @@ void cCuttingBuffer::Action(void)
CurrentFileNumber = FileNumber;
}
if (fromFile >= 0) {
if (Length <= (int)sizeof(buffer)) {
if (read(fromFile, buffer, Length) < 0) {
LOG_ERROR;
break;
}
}
else {
esyslog(LOG_ERR, "ERROR: frame larger than buffer (%d > %d)", Length, sizeof(buffer));
Length = ReadFrame(fromFile, buffer, Length, sizeof(buffer));
if (Length < 0)
break;
}
}
else
break;