MantisBT - Emotion Mediaplayer
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IDProjectCategoryView StatusDate SubmittedLast Update
0000122Emotion Mediaplayer[All Projects] Bugpublic2022-01-27 12:112022-05-20 12:56
ReporterGoos McGuile 
Assigned ToGoos McGuile 
PrioritynormalSeverityminorReproducibilityalways
StatusresolvedResolutionfixed 
PlatformAll PlatformsOS-OS Version-
Product Version1.10 
Target Version1.10Fixed in Version 
Summary0000122: avformat seek workaround
Description/* if seeking requested, we execute it */
     if (o->start_time != AV_NOPTS_VALUE) {
- ret = avformat_seek_file(ic, -1, INT64_MIN, timestamp, timestamp, 0);
+ int64_t seek_timestamp = timestamp;
+
+ if (!(ic->iformat->flags & AVFMT_SEEK_TO_PTS)) {
+ int dts_heuristic = 0;
+ for (i=0; i<ic->nb_streams; i++) {
+ AVCodecContext *avctx = ic->streams[i]->codec;
+ if (avctx->has_b_frames)
+ dts_heuristic = 1;
+ }
+ if (dts_heuristic) {
+ seek_timestamp -= 3*AV_TIME_BASE / 23;
+ }
+ }
+ ret = avformat_seek_file(ic, -1, INT64_MIN, seek_timestamp, seek_timestamp, 0);
         if (ret < 0) {
             av_log(NULL, AV_LOG_WARNING, "%s: could not seek to position %0.3f\n",
                    filename, (double)timestamp / AV_TIME_BASE);
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Issue History
Date ModifiedUsernameFieldChange
2022-01-27 12:11Goos McGuileNew Issue
2022-01-27 12:11Goos McGuileStatusnew => assigned
2022-01-27 12:11Goos McGuileAssigned To => Goos McGuile
2022-05-20 12:56Goos McGuileStatusassigned => resolved
2022-05-20 12:56Goos McGuileResolutionopen => fixed

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