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// Copyright (c) 2011 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 WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_DECODER_IMPL_H_
#define WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_DECODER_IMPL_H_
#include <vector>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_callback_factory.h"
#include "base/memory/scoped_ptr.h"
#include "ppapi/c/dev/pp_video_dev.h"
#include "ppapi/c/pp_var.h"
#include "ppapi/shared_impl/video_decoder_impl.h"
#include "ppapi/thunk/ppb_video_decoder_api.h"
#include "webkit/plugins/ppapi/plugin_delegate.h"
#include "webkit/plugins/ppapi/resource.h"
struct PP_PictureBuffer_Dev;
struct PP_VideoDecoderConfig_Dev;
struct PP_VideoBitstreamBuffer_Dev;
struct PPB_VideoDecoder_Dev;
struct PPP_VideoDecoder_Dev;
namespace gpu {
namespace gles2 {
class GLES2Implementation;
} // namespace gles2
} // namespace gpu
namespace ppapi {
namespace thunk {
class PPB_Context3D_API;
} // namespace thunk
} // namespace ppapi
namespace webkit {
namespace ppapi {
class PluginInstance;
class PPB_VideoDecoder_Impl : public Resource,
public ::ppapi::VideoDecoderImpl,
public media::VideoDecodeAccelerator::Client {
public:
virtual ~PPB_VideoDecoder_Impl();
// See PPB_VideoDecoder_Dev::Create. Returns 0 on failure to create &
// initialize.
static PP_Resource Create(PluginInstance* instance,
PP_Resource context3d_id,
const PP_VideoConfigElement* config);
// ResourceObjectBase overrides.
virtual PPB_VideoDecoder_API* AsPPB_VideoDecoder_API() OVERRIDE;
// PPB_VideoDecoder_API implementation.
virtual int32_t Decode(const PP_VideoBitstreamBuffer_Dev* bitstream_buffer,
PP_CompletionCallback callback) OVERRIDE;
virtual void AssignPictureBuffers(
uint32_t no_of_buffers, const PP_PictureBuffer_Dev* buffers) OVERRIDE;
virtual void ReusePictureBuffer(int32_t picture_buffer_id) OVERRIDE;
virtual int32_t Flush(PP_CompletionCallback callback) OVERRIDE;
virtual int32_t Reset(PP_CompletionCallback callback) OVERRIDE;
virtual void Destroy() OVERRIDE;
// media::VideoDecodeAccelerator::Client implementation.
virtual void ProvidePictureBuffers(
uint32 requested_num_of_buffers, const gfx::Size& dimensions) OVERRIDE;
virtual void DismissPictureBuffer(int32 picture_buffer_id) OVERRIDE;
virtual void PictureReady(const media::Picture& picture) OVERRIDE;
virtual void NotifyInitializeDone() OVERRIDE;
virtual void NotifyEndOfStream() OVERRIDE;
virtual void NotifyError(
media::VideoDecodeAccelerator::Error error) OVERRIDE;
virtual void NotifyFlushDone() OVERRIDE;
virtual void NotifyEndOfBitstreamBuffer(int32 buffer_id) OVERRIDE;
virtual void NotifyResetDone() OVERRIDE;
protected:
// VideoDecoderImpl implementation.
virtual bool Init(PP_Resource context3d_id,
::ppapi::thunk::PPB_Context3D_API* context,
const PP_VideoConfigElement* dec_config) OVERRIDE;
virtual void AddRefResource(PP_Resource resource) OVERRIDE;
virtual void UnrefResource(PP_Resource resource) OVERRIDE;
private:
explicit PPB_VideoDecoder_Impl(PluginInstance* instance);
// This is NULL before initialization, and if this PPB_VideoDecoder_Impl is
// swapped with another.
scoped_refptr<PluginDelegate::PlatformVideoDecoder> platform_video_decoder_;
// Reference to the plugin requesting this interface.
const PPP_VideoDecoder_Dev* ppp_videodecoder_;
DISALLOW_COPY_AND_ASSIGN(PPB_VideoDecoder_Impl);
};
} // namespace ppapi
} // namespace webkit
#endif // WEBKIT_PLUGINS_PPAPI_PPB_VIDEO_DECODER_IMPL_H_
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