Files
platform-external-webrtc/webrtc/api/mediastreamprovider.h
Taylor Brandstetter 1a018dcda3 Prevent a voice channel from sending data before a source is set.
At the top level, setting a track on an RtpSender is equivalent to
setting a source (previously called a renderer)
on a voice send stream. An RtpSender without a track
is not supposed to send data (not even muted data), so a send stream without
a source shouldn't send data.

Also replacing SendFlags with a boolean and implementing "Start"
and "Stop" methods on AudioSendStream, which was planned anyway
and simplifies this CL.

R=pthatcher@webrtc.org, solenberg@webrtc.org

Review URL: https://codereview.webrtc.org/1741933002 .

Cr-Commit-Position: refs/heads/master@{#11918}
2016-03-08 20:37:48 +00:00

92 lines
3.2 KiB
C++

/*
* Copyright 2012 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_API_MEDIASTREAMPROVIDER_H_
#define WEBRTC_API_MEDIASTREAMPROVIDER_H_
#include "webrtc/base/basictypes.h"
#include "webrtc/base/scoped_ptr.h"
#include "webrtc/media/base/videosinkinterface.h"
namespace cricket {
class AudioSource;
class VideoCapturer;
class VideoFrame;
class VideoRenderer;
struct AudioOptions;
struct VideoOptions;
} // namespace cricket
namespace webrtc {
class AudioSinkInterface;
// TODO(deadbeef): Change the key from an ssrc to a "sender_id" or
// "receiver_id" string, which will be the MSID in the short term and MID in
// the long term.
// TODO(deadbeef): These interfaces are effectively just a way for the
// RtpSenders/Receivers to get to the BaseChannels. These interfaces should be
// refactored away eventually, as the classes converge.
// This interface is called by AudioRtpSender/Receivers to change the settings
// of an audio track connected to certain PeerConnection.
class AudioProviderInterface {
public:
// Enable/disable the audio playout of a remote audio track with |ssrc|.
virtual void SetAudioPlayout(uint32_t ssrc, bool enable) = 0;
// Enable/disable sending audio on the local audio track with |ssrc|.
// When |enable| is true |options| should be applied to the audio track.
virtual void SetAudioSend(uint32_t ssrc,
bool enable,
const cricket::AudioOptions& options,
cricket::AudioSource* source) = 0;
// Sets the audio playout volume of a remote audio track with |ssrc|.
// |volume| is in the range of [0, 10].
virtual void SetAudioPlayoutVolume(uint32_t ssrc, double volume) = 0;
// Allows for setting a direct audio sink for an incoming audio source.
// Only one audio sink is supported per ssrc and ownership of the sink is
// passed to the provider.
virtual void SetRawAudioSink(
uint32_t ssrc,
rtc::scoped_ptr<webrtc::AudioSinkInterface> sink) = 0;
protected:
virtual ~AudioProviderInterface() {}
};
// This interface is called by VideoRtpSender/Receivers to change the settings
// of a video track connected to a certain PeerConnection.
class VideoProviderInterface {
public:
virtual bool SetCaptureDevice(uint32_t ssrc,
cricket::VideoCapturer* camera) = 0;
// Enable/disable the video playout of a remote video track with |ssrc|.
virtual void SetVideoPlayout(
uint32_t ssrc,
bool enable,
rtc::VideoSinkInterface<cricket::VideoFrame>* sink) = 0;
// Enable sending video on the local video track with |ssrc|.
virtual void SetVideoSend(uint32_t ssrc,
bool enable,
const cricket::VideoOptions* options) = 0;
protected:
virtual ~VideoProviderInterface() {}
};
} // namespace webrtc
#endif // WEBRTC_API_MEDIASTREAMPROVIDER_H_