diff options
| -rw-r--r-- | src/libcamera/pipeline/simple/simple.cpp | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/src/libcamera/pipeline/simple/simple.cpp b/src/libcamera/pipeline/simple/simple.cpp index 41b52699..8c3fbc9e 100644 --- a/src/libcamera/pipeline/simple/simple.cpp +++ b/src/libcamera/pipeline/simple/simple.cpp @@ -553,15 +553,23 @@ int SimpleCameraData::setupLinks() * multiple sink links to be enabled together, even on different sink * pads. We must thus start by disabling all sink links (but the one we * want to enable) before enabling the pipeline link. + * + * The entities_ list stores entities along with their source link. We + * need to process the link in the context of the sink entity, so + * record the source link of the current entity as the sink link of the + * next entity, and skip the first entity in the loop. */ + MediaLink *sinkLink = nullptr; + for (SimpleCameraData::Entity &e : entities_) { - if (!e.sourceLink) - break; + if (!sinkLink) { + sinkLink = e.sourceLink; + continue; + } - MediaEntity *remote = e.sourceLink->sink()->entity(); - for (MediaPad *pad : remote->pads()) { + for (MediaPad *pad : e.entity->pads()) { for (MediaLink *link : pad->links()) { - if (link == e.sourceLink) + if (link == sinkLink) continue; if ((link->flags() & MEDIA_LNK_FL_ENABLED) && @@ -573,11 +581,13 @@ int SimpleCameraData::setupLinks() } } - if (!(e.sourceLink->flags() & MEDIA_LNK_FL_ENABLED)) { - ret = e.sourceLink->setEnabled(true); + if (!(sinkLink->flags() & MEDIA_LNK_FL_ENABLED)) { + ret = sinkLink->setEnabled(true); if (ret < 0) return ret; } + + sinkLink = e.sourceLink; } return 0; |