1// Copyright (c) 2010 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "webkit/glue/webvideoframe_impl.h"
6
7#include "media/base/video_frame.h"
8#include "third_party/WebKit/Source/WebKit/chromium/public/WebVideoFrame.h"
9
10using namespace WebKit;
11
12namespace webkit_glue {
13
14media::VideoFrame* WebVideoFrameImpl::toVideoFrame(
15    WebVideoFrame* web_video_frame) {
16  WebVideoFrameImpl* wrapped_frame =
17      static_cast<WebVideoFrameImpl*>(web_video_frame);
18  if (wrapped_frame)
19    return wrapped_frame->video_frame_.get();
20  return NULL;
21}
22
23WebVideoFrameImpl::WebVideoFrameImpl(
24    scoped_refptr<media::VideoFrame> video_frame)
25    : video_frame_(video_frame) {
26}
27
28WebVideoFrameImpl::~WebVideoFrameImpl() {}
29
30#define COMPILE_ASSERT_MATCHING_ENUM(webkit_name, chromium_name) \
31    COMPILE_ASSERT(int(WebKit::WebVideoFrame::webkit_name) == \
32                   int(media::VideoFrame::chromium_name), \
33                   mismatching_enums)
34COMPILE_ASSERT_MATCHING_ENUM(FormatInvalid, INVALID);
35COMPILE_ASSERT_MATCHING_ENUM(FormatRGB555, RGB555);
36COMPILE_ASSERT_MATCHING_ENUM(FormatRGB565, RGB565);
37COMPILE_ASSERT_MATCHING_ENUM(FormatRGB24, RGB24);
38COMPILE_ASSERT_MATCHING_ENUM(FormatRGB32, RGB32);
39COMPILE_ASSERT_MATCHING_ENUM(FormatRGBA, RGBA);
40COMPILE_ASSERT_MATCHING_ENUM(FormatYV12, YV12);
41COMPILE_ASSERT_MATCHING_ENUM(FormatYV16, YV16);
42COMPILE_ASSERT_MATCHING_ENUM(FormatNV12, NV12);
43COMPILE_ASSERT_MATCHING_ENUM(FormatEmpty, EMPTY);
44COMPILE_ASSERT_MATCHING_ENUM(FormatASCII, ASCII);
45
46COMPILE_ASSERT_MATCHING_ENUM(SurfaceTypeSystemMemory, TYPE_SYSTEM_MEMORY);
47// TODO(hclam): Add checks for newly added surface types like GL texture and
48// D3D texture.
49
50WebVideoFrame::SurfaceType WebVideoFrameImpl::surfaceType() const {
51  if (video_frame_.get())
52    return static_cast<WebVideoFrame::SurfaceType>(video_frame_->type());
53  return WebVideoFrame::SurfaceTypeSystemMemory;
54}
55
56WebVideoFrame::Format WebVideoFrameImpl::format() const {
57  if (video_frame_.get())
58    return static_cast<WebVideoFrame::Format>(video_frame_->format());
59  return WebVideoFrame::FormatInvalid;
60}
61
62unsigned WebVideoFrameImpl::width() const {
63  if (video_frame_.get())
64    return video_frame_->width();
65  return 0;
66}
67
68unsigned WebVideoFrameImpl::height() const {
69  if (video_frame_.get())
70    return video_frame_->height();
71  return 0;
72}
73
74unsigned WebVideoFrameImpl::planes() const {
75  if (video_frame_.get())
76    return video_frame_->planes();
77  return 0;
78}
79
80int WebVideoFrameImpl::stride(unsigned plane) const {
81  if (video_frame_.get())
82    return static_cast<int>(video_frame_->stride(plane));
83  return 0;
84}
85
86const void* WebVideoFrameImpl::data(unsigned plane) const {
87  if (video_frame_.get())
88    return static_cast<const void*>(video_frame_->data(plane));
89  return NULL;
90}
91
92unsigned WebVideoFrameImpl::texture(unsigned plane) const {
93  if (video_frame_.get())
94    return video_frame_->gl_texture(plane);
95  return 0;
96}
97
98}  // namespace webkit_glue
99