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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef MEDIA_CDM_PPAPI_EXTERNAL_CLEAR_KEY_FFMPEG_CDM_VIDEO_DECODER_H_ | 5 #ifndef MEDIA_CDM_PPAPI_EXTERNAL_CLEAR_KEY_FFMPEG_CDM_VIDEO_DECODER_H_ |
6 #define MEDIA_CDM_PPAPI_EXTERNAL_CLEAR_KEY_FFMPEG_CDM_VIDEO_DECODER_H_ | 6 #define MEDIA_CDM_PPAPI_EXTERNAL_CLEAR_KEY_FFMPEG_CDM_VIDEO_DECODER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/compiler_specific.h" | 9 #include "base/compiler_specific.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
11 #include "media/cdm/ppapi/external_clear_key/cdm_video_decoder.h" | 11 #include "media/cdm/ppapi/external_clear_key/cdm_video_decoder.h" |
12 #include "media/cdm/ppapi/external_clear_key/clear_key_cdm_common.h" | 12 #include "media/cdm/ppapi/external_clear_key/clear_key_cdm_common.h" |
13 #include "media/ffmpeg/ffmpeg_deleters.h" | 13 #include "media/ffmpeg/ffmpeg_deleters.h" |
14 | 14 |
15 struct AVCodecContext; | 15 struct AVCodecContext; |
16 struct AVFrame; | 16 struct AVFrame; |
17 | 17 |
18 namespace media { | 18 namespace media { |
19 | 19 |
20 class FFmpegCdmVideoDecoder : public CdmVideoDecoder { | 20 class FFmpegCdmVideoDecoder : public CdmVideoDecoder { |
21 public: | 21 public: |
22 explicit FFmpegCdmVideoDecoder(ClearKeyCdmHost* host); | 22 explicit FFmpegCdmVideoDecoder(ClearKeyCdmHost* host); |
23 virtual ~FFmpegCdmVideoDecoder(); | 23 virtual ~FFmpegCdmVideoDecoder(); |
24 | 24 |
25 // CdmVideoDecoder implementation. | 25 // CdmVideoDecoder implementation. |
26 virtual bool Initialize(const cdm::VideoDecoderConfig& config) OVERRIDE; | 26 virtual bool Initialize(const cdm::VideoDecoderConfig& config) override; |
27 virtual void Deinitialize() OVERRIDE; | 27 virtual void Deinitialize() override; |
28 virtual void Reset() OVERRIDE; | 28 virtual void Reset() override; |
29 virtual cdm::Status DecodeFrame(const uint8_t* compressed_frame, | 29 virtual cdm::Status DecodeFrame(const uint8_t* compressed_frame, |
30 int32_t compressed_frame_size, | 30 int32_t compressed_frame_size, |
31 int64_t timestamp, | 31 int64_t timestamp, |
32 cdm::VideoFrame* decoded_frame) OVERRIDE; | 32 cdm::VideoFrame* decoded_frame) override; |
33 virtual bool is_initialized() const OVERRIDE { return is_initialized_; } | 33 virtual bool is_initialized() const override { return is_initialized_; } |
34 | 34 |
35 // Returns true when |format| and |data_size| specify a supported video | 35 // Returns true when |format| and |data_size| specify a supported video |
36 // output configuration. | 36 // output configuration. |
37 static bool IsValidOutputConfig(cdm::VideoFormat format, | 37 static bool IsValidOutputConfig(cdm::VideoFormat format, |
38 const cdm::Size& data_size); | 38 const cdm::Size& data_size); |
39 | 39 |
40 private: | 40 private: |
41 // Allocates storage, then copies video frame stored in |av_frame_| to | 41 // Allocates storage, then copies video frame stored in |av_frame_| to |
42 // |cdm_video_frame|. Returns true when allocation and copy succeed. | 42 // |cdm_video_frame|. Returns true when allocation and copy succeed. |
43 bool CopyAvFrameTo(cdm::VideoFrame* cdm_video_frame); | 43 bool CopyAvFrameTo(cdm::VideoFrame* cdm_video_frame); |
44 | 44 |
45 void ReleaseFFmpegResources(); | 45 void ReleaseFFmpegResources(); |
46 | 46 |
47 // FFmpeg structures owned by this object. | 47 // FFmpeg structures owned by this object. |
48 scoped_ptr<AVCodecContext, ScopedPtrAVFreeContext> codec_context_; | 48 scoped_ptr<AVCodecContext, ScopedPtrAVFreeContext> codec_context_; |
49 scoped_ptr<AVFrame, ScopedPtrAVFreeFrame> av_frame_; | 49 scoped_ptr<AVFrame, ScopedPtrAVFreeFrame> av_frame_; |
50 | 50 |
51 bool is_initialized_; | 51 bool is_initialized_; |
52 | 52 |
53 ClearKeyCdmHost* const host_; | 53 ClearKeyCdmHost* const host_; |
54 | 54 |
55 DISALLOW_COPY_AND_ASSIGN(FFmpegCdmVideoDecoder); | 55 DISALLOW_COPY_AND_ASSIGN(FFmpegCdmVideoDecoder); |
56 }; | 56 }; |
57 | 57 |
58 } // namespace media | 58 } // namespace media |
59 | 59 |
60 #endif // MEDIA_CDM_PPAPI_EXTERNAL_CLEAR_KEY_FFMPEG_CDM_VIDEO_DECODER_H_ | 60 #endif // MEDIA_CDM_PPAPI_EXTERNAL_CLEAR_KEY_FFMPEG_CDM_VIDEO_DECODER_H_ |
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