summaryrefslogtreecommitdiffstats
path: root/third_party/libwebrtc/api/video/i010_buffer.h
diff options
context:
space:
mode:
Diffstat (limited to 'third_party/libwebrtc/api/video/i010_buffer.h')
-rw-r--r--third_party/libwebrtc/api/video/i010_buffer.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/video/i010_buffer.h b/third_party/libwebrtc/api/video/i010_buffer.h
new file mode 100644
index 0000000000..11e0879fec
--- /dev/null
+++ b/third_party/libwebrtc/api/video/i010_buffer.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef API_VIDEO_I010_BUFFER_H_
+#define API_VIDEO_I010_BUFFER_H_
+
+#include <stdint.h>
+
+#include <memory>
+
+#include "api/scoped_refptr.h"
+#include "api/video/video_frame_buffer.h"
+#include "api/video/video_rotation.h"
+#include "rtc_base/memory/aligned_malloc.h"
+
+namespace webrtc {
+
+// Plain I010 buffer in standard memory.
+class I010Buffer : public I010BufferInterface {
+ public:
+ // Create a new buffer.
+ static rtc::scoped_refptr<I010Buffer> Create(int width, int height);
+
+ // Create a new buffer and copy the pixel data.
+ static rtc::scoped_refptr<I010Buffer> Copy(const I010BufferInterface& buffer);
+
+ // Convert and put I420 buffer into a new buffer.
+ static rtc::scoped_refptr<I010Buffer> Copy(const I420BufferInterface& buffer);
+
+ // Return a rotated copy of `src`.
+ static rtc::scoped_refptr<I010Buffer> Rotate(const I010BufferInterface& src,
+ VideoRotation rotation);
+
+ // VideoFrameBuffer implementation.
+ rtc::scoped_refptr<I420BufferInterface> ToI420() override;
+
+ // PlanarYuv16BBuffer implementation.
+ int width() const override;
+ int height() const override;
+ const uint16_t* DataY() const override;
+ const uint16_t* DataU() const override;
+ const uint16_t* DataV() const override;
+ int StrideY() const override;
+ int StrideU() const override;
+ int StrideV() const override;
+
+ uint16_t* MutableDataY();
+ uint16_t* MutableDataU();
+ uint16_t* MutableDataV();
+
+ // Scale the cropped area of `src` to the size of `this` buffer, and
+ // write the result into `this`.
+ void CropAndScaleFrom(const I010BufferInterface& src,
+ int offset_x,
+ int offset_y,
+ int crop_width,
+ int crop_height);
+
+ // Scale all of `src` to the size of `this` buffer, with no cropping.
+ void ScaleFrom(const I010BufferInterface& src);
+
+ protected:
+ I010Buffer(int width, int height, int stride_y, int stride_u, int stride_v);
+ ~I010Buffer() override;
+
+ private:
+ const int width_;
+ const int height_;
+ const int stride_y_;
+ const int stride_u_;
+ const int stride_v_;
+ const std::unique_ptr<uint16_t, AlignedFreeDeleter> data_;
+};
+
+} // namespace webrtc
+
+#endif // API_VIDEO_I010_BUFFER_H_