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Code Issues Releases Wiki Activity

Improved reaction on user input in fast/slow forward/back modes

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This commit is contained in:
Klaus Schmidinger 2000-08-02 16:38:40 +02:00
parent d409fea3ab
commit 26fa8beca6
3 changed files with 25 additions and 42 deletions
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@ -116,3 +116,4 @@ Video Disk Recorder Revision History
but rather resumes normal replay mode after a "pause", "forward" or "backward"
operation. Use the "Skip -60s" function repeatedly to go back to the beginning
of the recording.
- Improved reaction on user input in fast/slow forward/back modes.

4
config.h
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@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: config.h 1.12 2000/07/29 18:18:00 kls Exp $
* $Id: config.h 1.13 2000/08/02 16:38:40 kls Exp $
*/
#ifndef __CONFIG_H
@ -17,7 +17,7 @@
#include "dvbapi.h"
#include "tools.h"
#define VDRVERSION "0.6"
#define VDRVERSION "0.61"
#define MaxBuffer 10000

36
dvbapi.c
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@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: dvbapi.c 1.19 2000/07/30 16:14:22 kls Exp $
* $Id: dvbapi.c 1.20 2000/08/01 18:06:39 kls Exp $
*/
#include "dvbapi.h"
@ -347,7 +347,6 @@ protected:
int Readable(void) { return (tail >= head) ? size - tail - (head ? 0 : 1) : head - tail - 1; } // keep a 1 byte gap!
int Writeable(void) { return (tail >= head) ? tail - head : size - head; }
int Byte(int Offset);
bool WaitForOutFile(int Timeout);
public:
cRingBuffer(int *InFile, int *OutFile, int Size, int FreeLimit = 0, int AvailLimit = 0);
virtual ~cRingBuffer();
@ -408,22 +407,6 @@ void cRingBuffer::Skip(int n)
}
}
bool cRingBuffer::WaitForOutFile(int Timeout)
{
fd_set set;
FD_ZERO(&set);
FD_SET(*outFile, &set);
struct timeval timeout;
timeout.tv_sec = 0;
timeout.tv_usec = Timeout;
if (select(FD_SETSIZE, NULL, &set, NULL, &timeout) > 0) {
if (FD_ISSET(*outFile, &set))
return true;
}
esyslog(LOG_ERR, "ERROR: timeout in WaitForOutFile(%d)", Timeout);
return false;
}
int cRingBuffer::Read(int Max)
{
if (buffer) {
@ -1001,7 +984,7 @@ int cReplayBuffer::Read(int Max = -1)
int FileOffset, Length;
if (mode == rmSlowRewind && (brakeCounter++ % 24) != 0) {
// show every I_FRAME 24 times in rmSlowRewind mode to achieve roughly the same speed as in slow forward mode
Index = index->GetNextIFrame(Index, true, &FileNumber, &FileOffset, &Length); //springe eine Frame vorwärts!
Index = index->GetNextIFrame(Index, true, &FileNumber, &FileOffset, &Length); // jump ahead one frame
}
Index = index->GetNextIFrame(Index, mode == rmFastForward, &FileNumber, &FileOffset, &Length);
if (Index >= 0) {
@ -1043,14 +1026,16 @@ int cReplayBuffer::Read(int Max = -1)
int cReplayBuffer::Write(int Max)
{
int Written = 0;
do {
int Av = Available();
if (skipAudio) {
SkipAudioBlocks();
Max = GetAvPesLength();
fileOffset += Av - Available();
}
while (Max) {
int w = cFileBuffer::Write(Max);
if (Max) {
int w;
do {
w = cFileBuffer::Write(Max);
if (w >= 0) {
fileOffset += w;
Written += w;
@ -1060,11 +1045,8 @@ int cReplayBuffer::Write(int Max)
}
else
return w;
//XXX??? Why does the buffer get empty here???
if (Empty() || !WaitForOutFile(1000000))
return Written;
} while (Max > 0); // we MUST write this entire AV_PES block
}
} while (skipAudio && Available());
return Written;
}