1 /*
2 * libjingle
3 * Copyright 2015 Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 */
28
29
30 #include "talk/app/webrtc/java/jni/surfacetexturehelper_jni.h"
31
32 #include "talk/app/webrtc/java/jni/classreferenceholder.h"
33 #include "webrtc/base/bind.h"
34 #include "webrtc/base/checks.h"
35
36 namespace webrtc_jni {
37
SurfaceTextureHelper(JNIEnv * jni,jobject surface_texture_helper)38 SurfaceTextureHelper::SurfaceTextureHelper(
39 JNIEnv* jni, jobject surface_texture_helper)
40 : j_surface_texture_helper_(jni, surface_texture_helper),
41 j_return_texture_method_(
42 GetMethodID(jni,
43 FindClass(jni, "org/webrtc/SurfaceTextureHelper"),
44 "returnTextureFrame",
45 "()V")) {
46 CHECK_EXCEPTION(jni) << "error during initialization of SurfaceTextureHelper";
47 }
48
~SurfaceTextureHelper()49 SurfaceTextureHelper::~SurfaceTextureHelper() {
50 }
51
ReturnTextureFrame() const52 void SurfaceTextureHelper::ReturnTextureFrame() const {
53 JNIEnv* jni = AttachCurrentThreadIfNeeded();
54 jni->CallVoidMethod(*j_surface_texture_helper_, j_return_texture_method_);
55
56 CHECK_EXCEPTION(
57 jni) << "error during SurfaceTextureHelper.returnTextureFrame";
58 }
59
60 rtc::scoped_refptr<webrtc::VideoFrameBuffer>
CreateTextureFrame(int width,int height,const NativeHandleImpl & native_handle)61 SurfaceTextureHelper::CreateTextureFrame(int width, int height,
62 const NativeHandleImpl& native_handle) {
63 return new rtc::RefCountedObject<AndroidTextureBuffer>(
64 width, height, native_handle, *j_surface_texture_helper_,
65 rtc::Bind(&SurfaceTextureHelper::ReturnTextureFrame, this));
66 }
67
68 } // namespace webrtc_jni
69