The Tor Browser: media/webrtc/signaling/src/media-conduit/WebrtcOMXH264VideoCodec.h@ac0c01689b40

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

     3  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #ifndef WEBRTC_GONK

     6 #pragma error WebrtcOMXH264VideoCodec works only on B2G.

     7 #endif

     9 #ifndef WEBRTC_OMX_H264_CODEC_H_

    10 #define WEBRTC_OMX_H264_CODEC_H_

    12 #include "AudioConduit.h"

    13 #include "VideoConduit.h"

    15 namespace android {

    16   class OMXVideoEncoder;

    17 }

    19 namespace mozilla {

    21 class WebrtcOMXDecoder;

    22 class OMXOutputDrain;

    24 class WebrtcOMXH264VideoEncoder : public WebrtcVideoEncoder

    25 {

    26 public:

    27   WebrtcOMXH264VideoEncoder();

    29   virtual ~WebrtcOMXH264VideoEncoder();

    31   // Implement VideoEncoder interface.

    32   virtual int32_t InitEncode(const webrtc::VideoCodec* aCodecSettings,

    33                              int32_t aNumOfCores,

    34                              uint32_t aMaxPayloadSize) MOZ_OVERRIDE;

    36   virtual int32_t Encode(const webrtc::I420VideoFrame& aInputImage,

    37                          const webrtc::CodecSpecificInfo* aCodecSpecificInfo,

    38                          const std::vector<webrtc::VideoFrameType>* aFrameTypes) MOZ_OVERRIDE;

    40   virtual int32_t RegisterEncodeCompleteCallback(webrtc::EncodedImageCallback* aCallback) MOZ_OVERRIDE;

    42   virtual int32_t Release() MOZ_OVERRIDE;

    44   virtual int32_t SetChannelParameters(uint32_t aPacketLossRate,

    45                                        int aRoundTripTimeMs) MOZ_OVERRIDE;

    47   virtual int32_t SetRates(uint32_t aBitRate, uint32_t aFrameRate) MOZ_OVERRIDE;

    49 private:

    50   RefPtr<android::OMXVideoEncoder> mOMX;

    51   webrtc::EncodedImageCallback* mCallback;

    52   RefPtr<OMXOutputDrain> mOutputDrain;

    53   uint32_t mWidth;

    54   uint32_t mHeight;

    55   uint32_t mFrameRate;

    56   bool mOMXConfigured;

    57   webrtc::EncodedImage mEncodedImage;

    58 };

    60 class WebrtcOMXH264VideoDecoder : public WebrtcVideoDecoder

    61 {

    62 public:

    63   WebrtcOMXH264VideoDecoder();

    65   virtual ~WebrtcOMXH264VideoDecoder();

    67   // Implement VideoDecoder interface.

    68   virtual int32_t InitDecode(const webrtc::VideoCodec* aCodecSettings,

    69                              int32_t aNumOfCores) MOZ_OVERRIDE;

    70   virtual int32_t Decode(const webrtc::EncodedImage& aInputImage,

    71                          bool aMissingFrames,

    72                          const webrtc::RTPFragmentationHeader* aFragmentation,

    73                          const webrtc::CodecSpecificInfo* aCodecSpecificInfo = nullptr,

    74                          int64_t aRenderTimeMs = -1) MOZ_OVERRIDE;

    75   virtual int32_t RegisterDecodeCompleteCallback(webrtc::DecodedImageCallback* callback) MOZ_OVERRIDE;

    77   virtual int32_t Release() MOZ_OVERRIDE;

    79   virtual int32_t Reset() MOZ_OVERRIDE;

    81 private:

    82   webrtc::DecodedImageCallback* mCallback;

    83   RefPtr<WebrtcOMXDecoder> mOMX;

    84 };

    86 }

    88 #endif // WEBRTC_OMX_H264_CODEC_H_

The Tor Browser / file revision

media/webrtc/signaling/src/media-conduit/WebrtcOMXH264VideoCodec.h@ac0c01689b40

media/webrtc/signaling/src/media-conduit/WebrtcOMXH264VideoCodec.h