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1 // Copyright 2011 The Chromium Authors. All rights reserved. | 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "cc/video_layer_impl.h" | 5 #include "cc/video_layer_impl.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "cc/io_surface_draw_quad.h" | 8 #include "cc/io_surface_draw_quad.h" |
9 #include "cc/layer_tree_host_impl.h" | 9 #include "cc/layer_tree_host_impl.h" |
| 10 #include "cc/math_util.h" |
10 #include "cc/quad_sink.h" | 11 #include "cc/quad_sink.h" |
11 #include "cc/resource_provider.h" | 12 #include "cc/resource_provider.h" |
12 #include "cc/stream_video_draw_quad.h" | 13 #include "cc/stream_video_draw_quad.h" |
13 #include "cc/texture_draw_quad.h" | 14 #include "cc/texture_draw_quad.h" |
14 #include "cc/yuv_video_draw_quad.h" | 15 #include "cc/yuv_video_draw_quad.h" |
15 #include "media/filters/skcanvas_video_renderer.h" | 16 #include "media/filters/skcanvas_video_renderer.h" |
16 #include "third_party/khronos/GLES2/gl2.h" | 17 #include "third_party/khronos/GLES2/gl2.h" |
17 #include "third_party/khronos/GLES2/gl2ext.h" | 18 #include "third_party/khronos/GLES2/gl2ext.h" |
18 | 19 |
19 namespace cc { | 20 namespace cc { |
20 | 21 |
21 VideoLayerImpl::VideoLayerImpl(int id, WebKit::WebVideoFrameProvider* provider, | 22 VideoLayerImpl::VideoLayerImpl(int id, WebKit::WebVideoFrameProvider* provider, |
22 const FrameUnwrapper& unwrapper) | 23 const FrameUnwrapper& unwrapper) |
23 : LayerImpl(id) | 24 : LayerImpl(id) |
24 , m_provider(provider) | 25 , m_provider(provider) |
25 , m_unwrapper(unwrapper) | 26 , m_unwrapper(unwrapper) |
26 , m_webFrame(0) | 27 , m_webFrame(0) |
27 , m_frame(0) | 28 , m_frame(0) |
28 , m_format(GL_INVALID_VALUE) | 29 , m_format(GL_INVALID_VALUE) |
29 , m_convertYUV(false) | 30 , m_convertYUV(false) |
30 , m_externalTextureResource(0) | 31 , m_externalTextureResource(0) |
31 { | 32 { |
32 // This matrix is the default transformation for stream textures, and flips
on the Y axis. | 33 // This matrix is the default transformation for stream textures, and flips
on the Y axis. |
33 m_streamTextureMatrix = WebKit::WebTransformationMatrix( | 34 m_streamTextureMatrix = MathUtil::createGfxTransform( |
34 1, 0, 0, 0, | 35 1, 0, 0, 0, |
35 0, -1, 0, 0, | 36 0, -1, 0, 0, |
36 0, 0, 1, 0, | 37 0, 0, 1, 0, |
37 0, 1, 0, 1); | 38 0, 1, 0, 1); |
38 | 39 |
39 // This only happens during a commit on the compositor thread while the main | 40 // This only happens during a commit on the compositor thread while the main |
40 // thread is blocked. That makes this a thread-safe call to set the video | 41 // thread is blocked. That makes this a thread-safe call to set the video |
41 // frame provider client that does not require a lock. The same is true of | 42 // frame provider client that does not require a lock. The same is true of |
42 // the call in the destructor. | 43 // the call in the destructor. |
43 m_provider->setVideoFrameProviderClient(this); | 44 m_provider->setVideoFrameProviderClient(this); |
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245 } | 246 } |
246 case GL_TEXTURE_RECTANGLE_ARB: { | 247 case GL_TEXTURE_RECTANGLE_ARB: { |
247 gfx::Size visibleSize(visibleRect.width(), visibleRect.height()); | 248 gfx::Size visibleSize(visibleRect.width(), visibleRect.height()); |
248 scoped_ptr<IOSurfaceDrawQuad> ioSurfaceQuad = IOSurfaceDrawQuad::Create(
); | 249 scoped_ptr<IOSurfaceDrawQuad> ioSurfaceQuad = IOSurfaceDrawQuad::Create(
); |
249 ioSurfaceQuad->SetNew(sharedQuadState, quadRect, opaqueRect, visibleSize
, m_frame->texture_id(), IOSurfaceDrawQuad::UNFLIPPED); | 250 ioSurfaceQuad->SetNew(sharedQuadState, quadRect, opaqueRect, visibleSize
, m_frame->texture_id(), IOSurfaceDrawQuad::UNFLIPPED); |
250 quadSink.append(ioSurfaceQuad.PassAs<DrawQuad>(), appendQuadsData); | 251 quadSink.append(ioSurfaceQuad.PassAs<DrawQuad>(), appendQuadsData); |
251 break; | 252 break; |
252 } | 253 } |
253 case GL_TEXTURE_EXTERNAL_OES: { | 254 case GL_TEXTURE_EXTERNAL_OES: { |
254 // StreamTexture hardware decoder. | 255 // StreamTexture hardware decoder. |
255 WebKit::WebTransformationMatrix transform(m_streamTextureMatrix); | 256 gfx::Transform transform(m_streamTextureMatrix); |
256 transform.scaleNonUniform(texWidthScale, texHeightScale); | 257 transform.Scale(texWidthScale, texHeightScale); |
257 scoped_ptr<StreamVideoDrawQuad> streamVideoQuad = StreamVideoDrawQuad::C
reate(); | 258 scoped_ptr<StreamVideoDrawQuad> streamVideoQuad = StreamVideoDrawQuad::C
reate(); |
258 streamVideoQuad->SetNew(sharedQuadState, quadRect, opaqueRect, m_frame->
texture_id(), transform); | 259 streamVideoQuad->SetNew(sharedQuadState, quadRect, opaqueRect, m_frame->
texture_id(), transform); |
259 quadSink.append(streamVideoQuad.PassAs<DrawQuad>(), appendQuadsData); | 260 quadSink.append(streamVideoQuad.PassAs<DrawQuad>(), appendQuadsData); |
260 break; | 261 break; |
261 } | 262 } |
262 default: | 263 default: |
263 NOTREACHED(); // Someone updated convertVFCFormatToGLenum above but upd
ate this! | 264 NOTREACHED(); // Someone updated convertVFCFormatToGLenum above but upd
ate this! |
264 break; | 265 break; |
265 } | 266 } |
266 } | 267 } |
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394 m_framePlanes[i].freeData(resourceProvider); | 395 m_framePlanes[i].freeData(resourceProvider); |
395 } | 396 } |
396 | 397 |
397 void VideoLayerImpl::didReceiveFrame() | 398 void VideoLayerImpl::didReceiveFrame() |
398 { | 399 { |
399 setNeedsRedraw(); | 400 setNeedsRedraw(); |
400 } | 401 } |
401 | 402 |
402 void VideoLayerImpl::didUpdateMatrix(const float matrix[16]) | 403 void VideoLayerImpl::didUpdateMatrix(const float matrix[16]) |
403 { | 404 { |
404 m_streamTextureMatrix = WebKit::WebTransformationMatrix( | 405 m_streamTextureMatrix = MathUtil::createGfxTransform( |
405 matrix[0], matrix[1], matrix[2], matrix[3], | 406 matrix[0], matrix[1], matrix[2], matrix[3], |
406 matrix[4], matrix[5], matrix[6], matrix[7], | 407 matrix[4], matrix[5], matrix[6], matrix[7], |
407 matrix[8], matrix[9], matrix[10], matrix[11], | 408 matrix[8], matrix[9], matrix[10], matrix[11], |
408 matrix[12], matrix[13], matrix[14], matrix[15]); | 409 matrix[12], matrix[13], matrix[14], matrix[15]); |
409 setNeedsRedraw(); | 410 setNeedsRedraw(); |
410 } | 411 } |
411 | 412 |
412 void VideoLayerImpl::didLoseContext() | 413 void VideoLayerImpl::didLoseContext() |
413 { | 414 { |
414 freePlaneData(layerTreeHostImpl()->resourceProvider()); | 415 freePlaneData(layerTreeHostImpl()->resourceProvider()); |
415 } | 416 } |
416 | 417 |
417 void VideoLayerImpl::setNeedsRedraw() | 418 void VideoLayerImpl::setNeedsRedraw() |
418 { | 419 { |
419 layerTreeHostImpl()->setNeedsRedraw(); | 420 layerTreeHostImpl()->setNeedsRedraw(); |
420 } | 421 } |
421 | 422 |
422 const char* VideoLayerImpl::layerTypeAsString() const | 423 const char* VideoLayerImpl::layerTypeAsString() const |
423 { | 424 { |
424 return "VideoLayer"; | 425 return "VideoLayer"; |
425 } | 426 } |
426 | 427 |
427 } // namespace cc | 428 } // namespace cc |
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