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Code Issues Releases Wiki Activity

Fixed handling frame detection buffer length

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This commit is contained in:
Klaus Schmidinger 2014-02-21 15:17:08 +01:00
parent d55c134333
commit 1c47cf37ca
3 changed files with 5 additions and 5 deletions
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1
CONTRIBUTORS
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@ -3199,6 +3199,7 @@ Eike Edener <eike@edener.de>
Eike Sauer <EikeSauer@t-online.de>
for reporting a problem with channels that need more than 5 TS packets for detecting
frame borders
for reporting a problem in handling the frame detection buffer length
Christian Paulick <cpaulick@xeatre.tv>
for reporting a problem with frame detection in MPEG-2 streams that have "bottom fields"

1
HISTORY
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@ -7895,3 +7895,4 @@ Video Disk Recorder Revision History
- Improved PAT/PMT scanning to speed up initial tuning to encrypted channels on
transponders with many PAT entries (reported by Mariusz Bialonczyk).
- Fixed detecting broken video data streams when recording.
- Fixed handling frame detection buffer length (reported by Eike Sauer).

8
remux.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: remux.c 2.75.1.2 2014/01/28 12:36:57 kls Exp $
* $Id: remux.c 2.75.1.3 2014/02/21 14:37:51 kls Exp $
*/
#include "remux.h"
@ -1153,8 +1153,7 @@ int cMpeg2Parser::Parse(const uchar *Data, int Length, int Pid)
break;
}
if (tsPayload.AtPayloadStart() // stop at any new payload start to have the buffer refilled if necessary
|| (tsPayload.Available() < MIN_TS_PACKETS_FOR_FRAME_DETECTOR * TS_SIZE // stop if the available data is below the limit...
&& (tsPayload.Available() <= 0 || tsPayload.AtTsStart()))) // ...but only if there is no more data at all, or if we are at a TS boundary
|| tsPayload.Eof()) // or if we're out of data
break;
}
return tsPayload.Used();
@ -1305,8 +1304,7 @@ int cH264Parser::Parse(const uchar *Data, int Length, int Pid)
}
}
if (tsPayload.AtPayloadStart() // stop at any new payload start to have the buffer refilled if necessary
|| (tsPayload.Available() < MIN_TS_PACKETS_FOR_FRAME_DETECTOR * TS_SIZE // stop if the available data is below the limit...
&& (tsPayload.Available() <= 0 || tsPayload.AtTsStart()))) // ...but only if there is no more data at all, or if we are at a TS boundary
|| tsPayload.Eof()) // or if we're out of data
break;
}
return tsPayload.Used();