| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef PPAPI_CPP_VIDEO_FRAME_H_ |
| #define PPAPI_CPP_VIDEO_FRAME_H_ |
| |
| #include <stdint.h> |
| |
| #include "ppapi/c/ppb_video_frame.h" |
| #include "ppapi/cpp/resource.h" |
| #include "ppapi/cpp/size.h" |
| |
| namespace pp { |
| |
| class VideoFrame : public Resource { |
| public: |
| /// Default constructor for creating an is_null() |
| /// <code>VideoFrame</code> object. |
| VideoFrame(); |
| |
| /// The copy constructor for <code>VideoFrame</code>. |
| /// |
| /// @param[in] other A reference to a <code>VideoFrame</code>. |
| VideoFrame(const VideoFrame& other); |
| |
| /// Constructs a <code>VideoFrame</code> from a <code>Resource</code>. |
| /// |
| /// @param[in] resource A <code>PPB_VideoFrame</code> resource. |
| explicit VideoFrame(const Resource& resource); |
| |
| /// A constructor used when you have received a <code>PP_Resource</code> as a |
| /// return value that has had 1 ref added for you. |
| /// |
| /// @param[in] resource A <code>PPB_VideoFrame</code> resource. |
| VideoFrame(PassRef, PP_Resource resource); |
| |
| virtual ~VideoFrame(); |
| |
| /// Gets the timestamp of the video frame. |
| /// |
| /// @return A <code>PP_TimeDelta</code> containing the timestamp of the video |
| /// frame. Given in seconds since the start of the containing video stream. |
| PP_TimeDelta GetTimestamp() const; |
| |
| /// Sets the timestamp of the video frame. |
| /// |
| /// @param[in] timestamp A <code>PP_TimeDelta</code> containing the timestamp |
| /// of the video frame. Given in seconds since the start of the containing |
| /// video stream. |
| void SetTimestamp(PP_TimeDelta timestamp); |
| |
| /// Gets the format of the video frame. |
| /// |
| /// @return A <code>PP_VideoFrame_Format</code> containing the format of the |
| /// video frame. |
| PP_VideoFrame_Format GetFormat() const; |
| |
| /// Gets the size of the video frame. |
| /// |
| /// @param[out] size A <code>Size</code>. |
| /// |
| /// @return True on success or false on failure. |
| bool GetSize(Size* size) const; |
| |
| /// Gets the data buffer for video frame pixels. |
| /// |
| /// @return A pointer to the beginning of the data buffer. |
| void* GetDataBuffer(); |
| |
| /// Gets the size of data buffer in bytes. |
| /// |
| /// @return The size of the data buffer in bytes. |
| uint32_t GetDataBufferSize() const; |
| }; |
| |
| } // namespace pp |
| |
| #endif // PPAPI_CPP_VIDEO_FRAME_H_ |