Index: content/common/gpu/media/v4l2_video_device.h |
diff --git a/content/common/gpu/media/v4l2_video_device.h b/content/common/gpu/media/v4l2_video_device.h |
deleted file mode 100644 |
index 3028856eebeda79b596a8d3fe92b2d36ed0f04db..0000000000000000000000000000000000000000 |
--- a/content/common/gpu/media/v4l2_video_device.h |
+++ /dev/null |
@@ -1,111 +0,0 @@ |
-// Copyright 2014 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. |
-// |
-// This file defines the V4L2Device interface which is used by the |
-// V4L2DecodeAccelerator class to delegate/pass the device specific |
-// handling of any of the functionalities. |
- |
-#ifndef CONTENT_COMMON_GPU_MEDIA_V4L2_VIDEO_DEVICE_H_ |
-#define CONTENT_COMMON_GPU_MEDIA_V4L2_VIDEO_DEVICE_H_ |
- |
-#include "base/memory/ref_counted.h" |
-#include "content/common/content_export.h" |
-#include "media/base/video_decoder_config.h" |
-#include "media/base/video_frame.h" |
-#include "ui/gfx/geometry/size.h" |
-#include "ui/gl/gl_bindings.h" |
- |
-namespace content { |
- |
-class CONTENT_EXPORT V4L2Device |
- : public base::RefCountedThreadSafe<V4L2Device> { |
- public: |
- // Utility format conversion functions |
- static media::VideoFrame::Format V4L2PixFmtToVideoFrameFormat(uint32 format); |
- static uint32 VideoFrameFormatToV4L2PixFmt(media::VideoFrame::Format format); |
- static uint32 VideoCodecProfileToV4L2PixFmt(media::VideoCodecProfile profile, |
- bool slice_based); |
- static uint32_t V4L2PixFmtToDrmFormat(uint32_t format); |
- // Convert format requirements requested by a V4L2 device to gfx::Size. |
- static gfx::Size CodedSizeFromV4L2Format(struct v4l2_format format); |
- |
- enum Type { |
- kDecoder, |
- kEncoder, |
- kImageProcessor, |
- }; |
- |
- // Creates and initializes an appropriate V4L2Device of |type| for the |
- // current platform and returns a scoped_ptr<V4L2Device> on success, or NULL. |
- static scoped_refptr<V4L2Device> Create(Type type); |
- |
- // Parameters and return value are the same as for the standard ioctl() system |
- // call. |
- virtual int Ioctl(int request, void* arg) = 0; |
- |
- // This method sleeps until either: |
- // - SetDevicePollInterrupt() is called (on another thread), |
- // - |poll_device| is true, and there is new data to be read from the device, |
- // or an event from the device has arrived; in the latter case |
- // |*event_pending| will be set to true. |
- // Returns false on error, true otherwise. |
- // This method should be called from a separate thread. |
- virtual bool Poll(bool poll_device, bool* event_pending) = 0; |
- |
- // These methods are used to interrupt the thread sleeping on Poll() and force |
- // it to return regardless of device state, which is usually when the client |
- // is no longer interested in what happens with the device (on cleanup, |
- // client state change, etc.). When SetDevicePollInterrupt() is called, Poll() |
- // will return immediately, and any subsequent calls to it will also do so |
- // until ClearDevicePollInterrupt() is called. |
- virtual bool SetDevicePollInterrupt() = 0; |
- virtual bool ClearDevicePollInterrupt() = 0; |
- |
- // Wrappers for standard mmap/munmap system calls. |
- virtual void* Mmap(void* addr, |
- unsigned int len, |
- int prot, |
- int flags, |
- unsigned int offset) = 0; |
- virtual void Munmap(void* addr, unsigned int len) = 0; |
- |
- // Initializes the V4L2Device to operate as a device of |type|. |
- // Returns true on success. |
- virtual bool Initialize() = 0; |
- |
- // Return true if the given V4L2 pixfmt can be used in CreateEGLImage() |
- // for the current platform. |
- virtual bool CanCreateEGLImageFrom(uint32_t v4l2_pixfmt) = 0; |
- |
- // Creates an EGLImageKHR since each V4L2Device may use a different method of |
- // acquiring one and associating it to the given texture. The texture_id is |
- // used to bind the texture to the returned EGLImageKHR. buffer_index can be |
- // used to associate the returned EGLImageKHR by the underlying V4L2Device |
- // implementation. |
- virtual EGLImageKHR CreateEGLImage(EGLDisplay egl_display, |
- EGLContext egl_context, |
- GLuint texture_id, |
- gfx::Size frame_buffer_size, |
- unsigned int buffer_index, |
- uint32_t v4l2_pixfmt, |
- size_t num_v4l2_planes) = 0; |
- |
- // Destroys the EGLImageKHR. |
- virtual EGLBoolean DestroyEGLImage(EGLDisplay egl_display, |
- EGLImageKHR egl_image) = 0; |
- |
- // Returns the supported texture target for the V4L2Device. |
- virtual GLenum GetTextureTarget() = 0; |
- |
- // Returns the preferred V4L2 input format or 0 if don't care. |
- virtual uint32 PreferredInputFormat() = 0; |
- |
- protected: |
- friend class base::RefCountedThreadSafe<V4L2Device>; |
- virtual ~V4L2Device(); |
-}; |
- |
-} // namespace content |
- |
-#endif // CONTENT_COMMON_GPU_MEDIA_V4L2_VIDEO_DEVICE_H_ |