| // Copyright 2018 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 THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGL_WEBGL_VIDEO_TEXTURE_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGL_WEBGL_VIDEO_TEXTURE_H_ |
| |
| #include "third_party/blink/renderer/modules/webgl/webgl_extension.h" |
| |
| namespace media { |
| class VideoFrame; |
| } |
| |
| namespace blink { |
| |
| class HTMLVideoElement; |
| class VideoFrameMetadata; |
| |
| class WebGLVideoTexture final : public WebGLExtension { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| static bool Supported(WebGLRenderingContextBase*); |
| static const char* ExtensionName(); |
| |
| explicit WebGLVideoTexture(WebGLRenderingContextBase*); |
| |
| WebGLExtensionName GetName() const override; |
| |
| void Trace(Visitor*) const override; |
| |
| // Get video frame from video frame compositor and bind it to platform |
| // texture. |
| VideoFrameMetadata* shareVideoImageWEBGL(ExecutionContext*, |
| unsigned, |
| HTMLVideoElement*, |
| ExceptionState&); |
| |
| bool releaseVideoImageWEBGL(ExecutionContext*, unsigned, ExceptionState&); |
| |
| // Helper method for filling in VideoFrameUploadMetadata. Will be default |
| // initialized (skipped = false) if the metadata API is disabled. |
| static WebGLTexture::VideoFrameUploadMetadata CreateVideoFrameUploadMetadata( |
| const media::VideoFrame* frame, |
| int already_uploaded_id); |
| |
| private: |
| Member<VideoFrameMetadata> current_frame_metadata_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBGL_WEBGL_VIDEO_TEXTURE_H_ |