1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef MEDIA_CDM_PPAPI_LIBVPX_CDM_VIDEO_DECODER_H_
6 #define MEDIA_CDM_PPAPI_LIBVPX_CDM_VIDEO_DECODER_H_
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "media/cdm/ppapi/api/content_decryption_module.h"
11 #include "media/cdm/ppapi/cdm_video_decoder.h"
18 class LibvpxCdmVideoDecoder : public CdmVideoDecoder {
20 explicit LibvpxCdmVideoDecoder(CdmHost* host);
21 virtual ~LibvpxCdmVideoDecoder();
23 // CdmVideoDecoder implementation.
24 virtual bool Initialize(const cdm::VideoDecoderConfig& config) OVERRIDE;
25 virtual void Deinitialize() OVERRIDE;
26 virtual void Reset() OVERRIDE;
27 virtual cdm::Status DecodeFrame(const uint8_t* compressed_frame,
28 int32_t compressed_frame_size,
30 cdm::VideoFrame* decoded_frame) OVERRIDE;
31 virtual bool is_initialized() const OVERRIDE { return is_initialized_; }
33 // Returns true when |format| and |data_size| specify a supported video
34 // output configuration.
35 static bool IsValidOutputConfig(cdm::VideoFormat format,
36 const cdm::Size& data_size);
39 // Allocates storage, then copies video frame stored in |vpx_image_| to
40 // |cdm_video_frame|. Returns true when allocation and copy succeed.
41 bool CopyVpxImageTo(cdm::VideoFrame* cdm_video_frame);
47 vpx_codec_ctx* vpx_codec_;
48 vpx_image* vpx_image_;
50 DISALLOW_COPY_AND_ASSIGN(LibvpxCdmVideoDecoder);
55 #endif // MEDIA_CDM_PPAPI_LIBVPX_CDM_VIDEO_DECODER_H_