diff options
| -rw-r--r-- | src/gstreamer/gstlibcamerapad.cpp | 27 | ||||
| -rw-r--r-- | src/gstreamer/gstlibcamerapad.h | 4 |
2 files changed, 31 insertions, 0 deletions
diff --git a/src/gstreamer/gstlibcamerapad.cpp b/src/gstreamer/gstlibcamerapad.cpp index 8616e067..49dd35b8 100644 --- a/src/gstreamer/gstlibcamerapad.cpp +++ b/src/gstreamer/gstlibcamerapad.cpp @@ -18,6 +18,7 @@ struct _GstLibcameraPad { GstPad parent; StreamRole role; GstLibcameraPool *pool; + GQueue pending_buffers; }; enum { @@ -137,3 +138,29 @@ gst_libcamera_pad_get_stream(GstPad *pad) return nullptr; } + +void +gst_libcamera_pad_queue_buffer(GstPad *pad, GstBuffer *buffer) +{ + auto *self = GST_LIBCAMERA_PAD(pad); + GLibLocker lock(GST_OBJECT(self)); + + g_queue_push_head(&self->pending_buffers, buffer); +} + +GstFlowReturn +gst_libcamera_pad_push_pending(GstPad *pad) +{ + auto *self = GST_LIBCAMERA_PAD(pad); + GstBuffer *buffer; + + { + GLibLocker lock(GST_OBJECT(self)); + buffer = GST_BUFFER(g_queue_pop_tail(&self->pending_buffers)); + } + + if (!buffer) + return GST_FLOW_OK; + + return gst_pad_push(pad, buffer); +} diff --git a/src/gstreamer/gstlibcamerapad.h b/src/gstreamer/gstlibcamerapad.h index f7dfc281..2e9ec202 100644 --- a/src/gstreamer/gstlibcamerapad.h +++ b/src/gstreamer/gstlibcamerapad.h @@ -26,4 +26,8 @@ void gst_libcamera_pad_set_pool(GstPad *pad, GstLibcameraPool *pool); libcamera::Stream *gst_libcamera_pad_get_stream(GstPad *pad); +void gst_libcamera_pad_queue_buffer(GstPad *pad, GstBuffer *buffer); + +GstFlowReturn gst_libcamera_pad_push_pending(GstPad *pad); + #endif /* __GST_LIBCAMERA_PAD_H__ */ |