diff options
Diffstat (limited to 'src/libcamera')
| -rw-r--r-- | src/libcamera/buffer.cpp | 11 | ||||
| -rw-r--r-- | src/libcamera/camera.cpp | 4 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/libcamera/buffer.cpp b/src/libcamera/buffer.cpp index 99358633..fe29c2f6 100644 --- a/src/libcamera/buffer.cpp +++ b/src/libcamera/buffer.cpp @@ -301,6 +301,17 @@ Buffer::Buffer(unsigned int index, const Buffer *metadata) */ /** + * \fn Buffer::mem() + * \brief Retrieve the BufferMemory this buffer is associated with + * + * The association between the buffer and a BufferMemory instance is valid from + * the time the request containing this buffer is queued to a camera to the end + * of that request's completion handler. + * + * \return The BufferMemory this buffer is associated with + */ + +/** * \fn Buffer::bytesused() * \brief Retrieve the number of bytes occupied by the data in the buffer * \return Number of bytes occupied in the buffer diff --git a/src/libcamera/camera.cpp b/src/libcamera/camera.cpp index af69607b..db15fd46 100644 --- a/src/libcamera/camera.cpp +++ b/src/libcamera/camera.cpp @@ -811,10 +811,14 @@ int Camera::queueRequest(Request *request) for (auto const &it : request->buffers()) { Stream *stream = it.first; + Buffer *buffer = it.second; + if (activeStreams_.find(stream) == activeStreams_.end()) { LOG(Camera, Error) << "Invalid request"; return -EINVAL; } + + buffer->mem_ = &stream->buffers()[buffer->index_]; } int ret = request->prepare(); |