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-rw-r--r--third_party/libwebrtc/common_video/video_frame_buffer.cc388
1 files changed, 388 insertions, 0 deletions
diff --git a/third_party/libwebrtc/common_video/video_frame_buffer.cc b/third_party/libwebrtc/common_video/video_frame_buffer.cc
new file mode 100644
index 0000000000..ca2916e580
--- /dev/null
+++ b/third_party/libwebrtc/common_video/video_frame_buffer.cc
@@ -0,0 +1,388 @@
+/*
+ * 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.
+ */
+#include "common_video/include/video_frame_buffer.h"
+
+#include "api/make_ref_counted.h"
+#include "api/video/i420_buffer.h"
+#include "rtc_base/checks.h"
+#include "third_party/libyuv/include/libyuv/convert.h"
+
+namespace webrtc {
+
+namespace {
+
+// Template to implement a wrapped buffer for a I4??BufferInterface.
+template <typename Base>
+class WrappedYuvBuffer : public Base {
+ public:
+ WrappedYuvBuffer(int width,
+ int height,
+ const uint8_t* y_plane,
+ int y_stride,
+ const uint8_t* u_plane,
+ int u_stride,
+ const uint8_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used)
+ : width_(width),
+ height_(height),
+ y_plane_(y_plane),
+ u_plane_(u_plane),
+ v_plane_(v_plane),
+ y_stride_(y_stride),
+ u_stride_(u_stride),
+ v_stride_(v_stride),
+ no_longer_used_cb_(no_longer_used) {}
+
+ ~WrappedYuvBuffer() override { no_longer_used_cb_(); }
+
+ int width() const override { return width_; }
+
+ int height() const override { return height_; }
+
+ const uint8_t* DataY() const override { return y_plane_; }
+
+ const uint8_t* DataU() const override { return u_plane_; }
+
+ const uint8_t* DataV() const override { return v_plane_; }
+
+ int StrideY() const override { return y_stride_; }
+
+ int StrideU() const override { return u_stride_; }
+
+ int StrideV() const override { return v_stride_; }
+
+ private:
+ friend class rtc::RefCountedObject<WrappedYuvBuffer>;
+
+ const int width_;
+ const int height_;
+ const uint8_t* const y_plane_;
+ const uint8_t* const u_plane_;
+ const uint8_t* const v_plane_;
+ const int y_stride_;
+ const int u_stride_;
+ const int v_stride_;
+ std::function<void()> no_longer_used_cb_;
+};
+
+// Template to implement a wrapped buffer for a I4??BufferInterface.
+template <typename BaseWithA>
+class WrappedYuvaBuffer : public WrappedYuvBuffer<BaseWithA> {
+ public:
+ WrappedYuvaBuffer(int width,
+ int height,
+ const uint8_t* y_plane,
+ int y_stride,
+ const uint8_t* u_plane,
+ int u_stride,
+ const uint8_t* v_plane,
+ int v_stride,
+ const uint8_t* a_plane,
+ int a_stride,
+ std::function<void()> no_longer_used)
+ : WrappedYuvBuffer<BaseWithA>(width,
+ height,
+ y_plane,
+ y_stride,
+ u_plane,
+ u_stride,
+ v_plane,
+ v_stride,
+ no_longer_used),
+ a_plane_(a_plane),
+ a_stride_(a_stride) {}
+
+ const uint8_t* DataA() const override { return a_plane_; }
+ int StrideA() const override { return a_stride_; }
+
+ private:
+ const uint8_t* const a_plane_;
+ const int a_stride_;
+};
+
+class I444BufferBase : public I444BufferInterface {
+ public:
+ rtc::scoped_refptr<I420BufferInterface> ToI420() final;
+};
+
+rtc::scoped_refptr<I420BufferInterface> I444BufferBase::ToI420() {
+ rtc::scoped_refptr<I420Buffer> i420_buffer =
+ I420Buffer::Create(width(), height());
+ libyuv::I444ToI420(DataY(), StrideY(), DataU(), StrideU(), DataV(), StrideV(),
+ i420_buffer->MutableDataY(), i420_buffer->StrideY(),
+ i420_buffer->MutableDataU(), i420_buffer->StrideU(),
+ i420_buffer->MutableDataV(), i420_buffer->StrideV(),
+ width(), height());
+ return i420_buffer;
+}
+
+class I422BufferBase : public I422BufferInterface {
+ public:
+ rtc::scoped_refptr<I420BufferInterface> ToI420() final;
+};
+
+rtc::scoped_refptr<I420BufferInterface> I422BufferBase::ToI420() {
+ rtc::scoped_refptr<I420Buffer> i420_buffer =
+ I420Buffer::Create(width(), height());
+ libyuv::I422ToI420(DataY(), StrideY(), DataU(), StrideU(), DataV(), StrideV(),
+ i420_buffer->MutableDataY(), i420_buffer->StrideY(),
+ i420_buffer->MutableDataU(), i420_buffer->StrideU(),
+ i420_buffer->MutableDataV(), i420_buffer->StrideV(),
+ width(), height());
+ return i420_buffer;
+}
+
+// Template to implement a wrapped buffer for a PlanarYuv16BBuffer.
+template <typename Base>
+class WrappedYuv16BBuffer : public Base {
+ public:
+ WrappedYuv16BBuffer(int width,
+ int height,
+ const uint16_t* y_plane,
+ int y_stride,
+ const uint16_t* u_plane,
+ int u_stride,
+ const uint16_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used)
+ : width_(width),
+ height_(height),
+ y_plane_(y_plane),
+ u_plane_(u_plane),
+ v_plane_(v_plane),
+ y_stride_(y_stride),
+ u_stride_(u_stride),
+ v_stride_(v_stride),
+ no_longer_used_cb_(no_longer_used) {}
+
+ ~WrappedYuv16BBuffer() override { no_longer_used_cb_(); }
+
+ int width() const override { return width_; }
+
+ int height() const override { return height_; }
+
+ const uint16_t* DataY() const override { return y_plane_; }
+
+ const uint16_t* DataU() const override { return u_plane_; }
+
+ const uint16_t* DataV() const override { return v_plane_; }
+
+ int StrideY() const override { return y_stride_; }
+
+ int StrideU() const override { return u_stride_; }
+
+ int StrideV() const override { return v_stride_; }
+
+ private:
+ friend class rtc::RefCountedObject<WrappedYuv16BBuffer>;
+
+ const int width_;
+ const int height_;
+ const uint16_t* const y_plane_;
+ const uint16_t* const u_plane_;
+ const uint16_t* const v_plane_;
+ const int y_stride_;
+ const int u_stride_;
+ const int v_stride_;
+ std::function<void()> no_longer_used_cb_;
+};
+
+class I010BufferBase : public I010BufferInterface {
+ public:
+ rtc::scoped_refptr<I420BufferInterface> ToI420() final;
+};
+
+rtc::scoped_refptr<I420BufferInterface> I010BufferBase::ToI420() {
+ rtc::scoped_refptr<I420Buffer> i420_buffer =
+ I420Buffer::Create(width(), height());
+ libyuv::I010ToI420(DataY(), StrideY(), DataU(), StrideU(), DataV(), StrideV(),
+ i420_buffer->MutableDataY(), i420_buffer->StrideY(),
+ i420_buffer->MutableDataU(), i420_buffer->StrideU(),
+ i420_buffer->MutableDataV(), i420_buffer->StrideV(),
+ width(), height());
+ return i420_buffer;
+}
+
+class I210BufferBase : public I210BufferInterface {
+ public:
+ rtc::scoped_refptr<I420BufferInterface> ToI420() final;
+};
+
+rtc::scoped_refptr<I420BufferInterface> I210BufferBase::ToI420() {
+ rtc::scoped_refptr<I420Buffer> i420_buffer =
+ I420Buffer::Create(width(), height());
+ libyuv::I210ToI420(DataY(), StrideY(), DataU(), StrideU(), DataV(), StrideV(),
+ i420_buffer->MutableDataY(), i420_buffer->StrideY(),
+ i420_buffer->MutableDataU(), i420_buffer->StrideU(),
+ i420_buffer->MutableDataV(), i420_buffer->StrideV(),
+ width(), height());
+ return i420_buffer;
+}
+
+class I410BufferBase : public I410BufferInterface {
+ public:
+ rtc::scoped_refptr<I420BufferInterface> ToI420() final;
+};
+
+rtc::scoped_refptr<I420BufferInterface> I410BufferBase::ToI420() {
+ rtc::scoped_refptr<I420Buffer> i420_buffer =
+ I420Buffer::Create(width(), height());
+ libyuv::I410ToI420(DataY(), StrideY(), DataU(), StrideU(), DataV(), StrideV(),
+ i420_buffer->MutableDataY(), i420_buffer->StrideY(),
+ i420_buffer->MutableDataU(), i420_buffer->StrideU(),
+ i420_buffer->MutableDataV(), i420_buffer->StrideV(),
+ width(), height());
+ return i420_buffer;
+}
+
+} // namespace
+
+rtc::scoped_refptr<I420BufferInterface> WrapI420Buffer(
+ int width,
+ int height,
+ const uint8_t* y_plane,
+ int y_stride,
+ const uint8_t* u_plane,
+ int u_stride,
+ const uint8_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used) {
+ return rtc::scoped_refptr<I420BufferInterface>(
+ rtc::make_ref_counted<WrappedYuvBuffer<I420BufferInterface>>(
+ width, height, y_plane, y_stride, u_plane, u_stride, v_plane,
+ v_stride, no_longer_used));
+}
+
+rtc::scoped_refptr<I420ABufferInterface> WrapI420ABuffer(
+ int width,
+ int height,
+ const uint8_t* y_plane,
+ int y_stride,
+ const uint8_t* u_plane,
+ int u_stride,
+ const uint8_t* v_plane,
+ int v_stride,
+ const uint8_t* a_plane,
+ int a_stride,
+ std::function<void()> no_longer_used) {
+ return rtc::scoped_refptr<I420ABufferInterface>(
+ rtc::make_ref_counted<WrappedYuvaBuffer<I420ABufferInterface>>(
+ width, height, y_plane, y_stride, u_plane, u_stride, v_plane,
+ v_stride, a_plane, a_stride, no_longer_used));
+}
+
+rtc::scoped_refptr<I422BufferInterface> WrapI422Buffer(
+ int width,
+ int height,
+ const uint8_t* y_plane,
+ int y_stride,
+ const uint8_t* u_plane,
+ int u_stride,
+ const uint8_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used) {
+ return rtc::scoped_refptr<I422BufferBase>(
+ rtc::make_ref_counted<WrappedYuvBuffer<I422BufferBase>>(
+ width, height, y_plane, y_stride, u_plane, u_stride, v_plane,
+ v_stride, no_longer_used));
+}
+
+rtc::scoped_refptr<I444BufferInterface> WrapI444Buffer(
+ int width,
+ int height,
+ const uint8_t* y_plane,
+ int y_stride,
+ const uint8_t* u_plane,
+ int u_stride,
+ const uint8_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used) {
+ return rtc::scoped_refptr<I444BufferInterface>(
+ rtc::make_ref_counted<WrappedYuvBuffer<I444BufferBase>>(
+ width, height, y_plane, y_stride, u_plane, u_stride, v_plane,
+ v_stride, no_longer_used));
+}
+
+rtc::scoped_refptr<PlanarYuvBuffer> WrapYuvBuffer(
+ VideoFrameBuffer::Type type,
+ int width,
+ int height,
+ const uint8_t* y_plane,
+ int y_stride,
+ const uint8_t* u_plane,
+ int u_stride,
+ const uint8_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used) {
+ switch (type) {
+ case VideoFrameBuffer::Type::kI420:
+ return WrapI420Buffer(width, height, y_plane, y_stride, u_plane, u_stride,
+ v_plane, v_stride, no_longer_used);
+ case VideoFrameBuffer::Type::kI422:
+ return WrapI422Buffer(width, height, y_plane, y_stride, u_plane, u_stride,
+ v_plane, v_stride, no_longer_used);
+ case VideoFrameBuffer::Type::kI444:
+ return WrapI444Buffer(width, height, y_plane, y_stride, u_plane, u_stride,
+ v_plane, v_stride, no_longer_used);
+ default:
+ RTC_CHECK_NOTREACHED();
+ }
+}
+
+rtc::scoped_refptr<I010BufferInterface> WrapI010Buffer(
+ int width,
+ int height,
+ const uint16_t* y_plane,
+ int y_stride,
+ const uint16_t* u_plane,
+ int u_stride,
+ const uint16_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used) {
+ return rtc::scoped_refptr<I010BufferInterface>(
+ rtc::make_ref_counted<WrappedYuv16BBuffer<I010BufferBase>>(
+ width, height, y_plane, y_stride, u_plane, u_stride, v_plane,
+ v_stride, no_longer_used));
+}
+
+rtc::scoped_refptr<I210BufferInterface> WrapI210Buffer(
+ int width,
+ int height,
+ const uint16_t* y_plane,
+ int y_stride,
+ const uint16_t* u_plane,
+ int u_stride,
+ const uint16_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used) {
+ return rtc::scoped_refptr<I210BufferInterface>(
+ rtc::make_ref_counted<WrappedYuv16BBuffer<I210BufferBase>>(
+ width, height, y_plane, y_stride, u_plane, u_stride, v_plane,
+ v_stride, no_longer_used));
+}
+
+rtc::scoped_refptr<I410BufferInterface> WrapI410Buffer(
+ int width,
+ int height,
+ const uint16_t* y_plane,
+ int y_stride,
+ const uint16_t* u_plane,
+ int u_stride,
+ const uint16_t* v_plane,
+ int v_stride,
+ std::function<void()> no_longer_used) {
+ return rtc::scoped_refptr<I410BufferInterface>(
+ rtc::make_ref_counted<WrappedYuv16BBuffer<I410BufferBase>>(
+ width, height, y_plane, y_stride, u_plane, u_stride, v_plane,
+ v_stride, no_longer_used));
+}
+
+} // namespace webrtc