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-rw-r--r--include/libcamera/buffer.h2
-rw-r--r--include/libcamera/stream.h6
2 files changed, 8 insertions, 0 deletions
diff --git a/include/libcamera/buffer.h b/include/libcamera/buffer.h
index fc5c7d4c..7b657509 100644
--- a/include/libcamera/buffer.h
+++ b/include/libcamera/buffer.h
@@ -30,6 +30,8 @@ public:
unsigned int length() const { return length_; }
private:
+ friend class Stream;
+
int mmap();
int munmap();
diff --git a/include/libcamera/stream.h b/include/libcamera/stream.h
index 1883d9e9..2e619cdf 100644
--- a/include/libcamera/stream.h
+++ b/include/libcamera/stream.h
@@ -85,12 +85,18 @@ public:
protected:
friend class Camera;
+ int mapBuffer(const Buffer *buffer);
+ void unmapBuffer(const Buffer *buffer);
+
void createBuffers(MemoryType memory, unsigned int count);
void destroyBuffers();
BufferPool bufferPool_;
StreamConfiguration configuration_;
MemoryType memoryType_;
+
+private:
+ std::vector<std::pair<std::array<int, 3>, unsigned int>> bufferCache_;
};
} /* namespace libcamera */