1/*
2 * Copyright 2011, The Android Open Source Project
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *  * Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 *  * Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26// must include config.h first for webkit to fiddle with new/delete
27#include "config.h"
28#include "ANPVideo_npapi.h"
29#include "SkANP.h"
30
31#include "PluginView.h"
32#include "PluginWidgetAndroid.h"
33#include "MediaLayer.h"
34
35static WebCore::PluginView* pluginViewForInstance(NPP instance) {
36    if (instance && instance->ndata)
37        return static_cast<WebCore::PluginView*>(instance->ndata);
38    return WebCore::PluginView::currentPluginView();
39}
40
41static WebCore::MediaLayer* mediaLayerForInstance(NPP instance) {
42    WebCore::PluginView* pluginView = pluginViewForInstance(instance);
43    PluginWidgetAndroid* pluginWidget = pluginView->platformPluginWidget();
44    return pluginWidget->getLayer();
45}
46
47static ANativeWindow* anp_acquireNativeWindow(NPP instance) {
48    WebCore::MediaLayer* mediaLayer = mediaLayerForInstance(instance);
49
50    return mediaLayer->acquireNativeWindowForVideo();
51}
52
53static void anp_setWindowDimensions(NPP instance, const ANativeWindow* window,
54        const ANPRectF* dimensions) {
55
56    WebCore::MediaLayer* mediaLayer = mediaLayerForInstance(instance);
57    if (!mediaLayer)
58        return;
59
60    SkRect rect;
61    mediaLayer->setWindowDimensionsForVideo(window, *SkANP::SetRect(&rect, *dimensions));
62}
63
64
65static void anp_releaseNativeWindow(NPP instance, ANativeWindow* window) {
66    WebCore::MediaLayer* mediaLayer = mediaLayerForInstance(instance);
67    if (!mediaLayer)
68        return;
69
70    mediaLayer->releaseNativeWindowForVideo(window);
71}
72
73static void anp_setFramerateCallback(NPP instance, const ANativeWindow* window, ANPVideoFrameCallbackProc callback) {
74    WebCore::MediaLayer* mediaLayer = mediaLayerForInstance(instance);
75    if (!mediaLayer)
76        return;
77
78    mediaLayer->setFramerateCallback(window, callback);
79}
80
81///////////////////////////////////////////////////////////////////////////////
82
83#define ASSIGN(obj, name)   (obj)->name = anp_##name
84
85void ANPVideoInterfaceV0_Init(ANPInterface* value) {
86    ANPVideoInterfaceV0* i = reinterpret_cast<ANPVideoInterfaceV0*>(value);
87
88    ASSIGN(i, acquireNativeWindow);
89    ASSIGN(i, setWindowDimensions);
90    ASSIGN(i, releaseNativeWindow);
91}
92
93void ANPVideoInterfaceV1_Init(ANPInterface* value) {
94    // initialize the functions from the previous interface
95    ANPVideoInterfaceV0_Init(value);
96    // add any new functions or override existing functions
97    ANPVideoInterfaceV1* i = reinterpret_cast<ANPVideoInterfaceV1*>(value);
98    ASSIGN(i, setFramerateCallback);
99}
100