diff options
| -rw-r--r-- | include/libcamera/buffer.h | 2 | ||||
| -rw-r--r-- | src/libcamera/buffer.cpp | 59 |
2 files changed, 0 insertions, 61 deletions
diff --git a/include/libcamera/buffer.h b/include/libcamera/buffer.h index 6bb2e4f8..a26c8927 100644 --- a/include/libcamera/buffer.h +++ b/include/libcamera/buffer.h @@ -57,8 +57,6 @@ public: unsigned int cookie() const { return cookie_; } void setCookie(unsigned int cookie) { cookie_ = cookie; } - - int copyFrom(const FrameBuffer *src); private: friend class Request; /* Needed to update request_. */ friend class V4L2VideoDevice; /* Needed to update metadata_. */ diff --git a/src/libcamera/buffer.cpp b/src/libcamera/buffer.cpp index 03f628e8..75b26932 100644 --- a/src/libcamera/buffer.cpp +++ b/src/libcamera/buffer.cpp @@ -227,65 +227,6 @@ FrameBuffer::FrameBuffer(const std::vector<Plane> &planes, unsigned int cookie) */ /** - * \brief Copy the contents from another buffer - * \param[in] src FrameBuffer to copy - * - * Copy the buffer contents and metadata from \a src to this buffer. The - * destination FrameBuffer shall have the same number of planes as the source - * buffer, and each destination plane shall be larger than or equal to the - * corresponding source plane. - * - * The complete metadata of the source buffer is copied to the destination - * buffer. If an error occurs during the copy, the destination buffer's metadata - * status is set to FrameMetadata::FrameError, and other metadata fields are not - * modified. - * - * The operation is performed using memcpy() so is very slow, users needs to - * consider this before copying buffers. - * - * \return 0 on success or a negative error code otherwise - */ -int FrameBuffer::copyFrom(const FrameBuffer *src) -{ - if (planes_.size() != src->planes_.size()) { - LOG(Buffer, Error) << "Different number of planes"; - metadata_.status = FrameMetadata::FrameError; - return -EINVAL; - } - - for (unsigned int i = 0; i < planes_.size(); i++) { - if (planes_[i].length < src->planes_[i].length) { - LOG(Buffer, Error) << "Plane " << i << " is too small"; - metadata_.status = FrameMetadata::FrameError; - return -EINVAL; - } - } - - MappedFrameBuffer source(src, PROT_READ); - MappedFrameBuffer destination(this, PROT_WRITE); - - if (!source.isValid()) { - LOG(Buffer, Error) << "Failed to map source planes"; - return -EINVAL; - } - - if (!destination.isValid()) { - LOG(Buffer, Error) << "Failed to map destination planes"; - return -EINVAL; - } - - for (unsigned int i = 0; i < planes_.size(); i++) { - memcpy(destination.maps()[i].data(), - source.maps()[i].data(), - source.maps()[i].size()); - } - - metadata_ = src->metadata_; - - return 0; -} - -/** * \class MappedBuffer * \brief Provide an interface to support managing memory mapped buffers * |