content/public/common/media_stream_request.cc

   1 // Copyright (c) 2012 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.
   4
   5 #include "content/public/common/media_stream_request.h"
   6
   7 #include "base/logging.h"
   8
   9 namespace content {
  10
  11 bool IsAudioInputMediaType(MediaStreamType type) {
  12   return (type == MEDIA_DEVICE_AUDIO_CAPTURE ||
  13           type == content::MEDIA_TAB_AUDIO_CAPTURE ||
  14           type == content::MEDIA_DESKTOP_AUDIO_CAPTURE);
  15 }
  16
  17 bool IsVideoMediaType(MediaStreamType type) {
  18   return (type == MEDIA_DEVICE_VIDEO_CAPTURE ||
  19           type == content::MEDIA_TAB_VIDEO_CAPTURE ||
  20           type == content::MEDIA_DESKTOP_VIDEO_CAPTURE);
  21 }
  22
  23 MediaStreamDevice::MediaStreamDevice()
  24     : type(MEDIA_NO_SERVICE),
  25       video_facing(MEDIA_VIDEO_FACING_NONE) {
  26 }
  27
  28 MediaStreamDevice::MediaStreamDevice(
  29     MediaStreamType type,
  30     const std::string& id,
  31     const std::string& name)
  32     : type(type),
  33       id(id),
  34       video_facing(MEDIA_VIDEO_FACING_NONE),
  35       name(name) {
  36 #if defined(OS_ANDROID)
  37   if (name.find("front") != std::string::npos) {
  38     video_facing = MEDIA_VIDEO_FACING_USER;
  39   } else if (name.find("back") != std::string::npos) {
  40     video_facing = MEDIA_VIDEO_FACING_ENVIRONMENT;
  41   }
  42 #endif
  43 }
  44
  45 MediaStreamDevice::MediaStreamDevice(
  46     MediaStreamType type,
  47     const std::string& id,
  48     const std::string& name,
  49     int sample_rate,
  50     int channel_layout,
  51     int frames_per_buffer)
  52     : type(type),
  53       id(id),
  54       video_facing(MEDIA_VIDEO_FACING_NONE),
  55       name(name),
  56       input(sample_rate, channel_layout, frames_per_buffer) {
  57 }
  58
  59 MediaStreamDevice::~MediaStreamDevice() {}
  60
  61 bool MediaStreamDevice::IsEqual(const MediaStreamDevice& second) const {
  62   const AudioDeviceParameters& input_second = second.input;
  63   return type == second.type &&
  64       name == second.name &&
  65       id == second.id &&
  66       input.sample_rate == input_second.sample_rate &&
  67       input.channel_layout == input_second.channel_layout;
  68 }
  69
  70 MediaStreamDevices::MediaStreamDevices() {}
  71
  72 MediaStreamDevices::MediaStreamDevices(size_t count,
  73                                        const MediaStreamDevice& value)
  74     : std::vector<MediaStreamDevice>(count, value) {
  75 }
  76
  77 const MediaStreamDevice* MediaStreamDevices::FindById(
  78     const std::string& device_id) const {
  79   for (const_iterator iter = begin(); iter != end(); ++iter) {
  80     if (iter->id == device_id)
  81       return &(*iter);
  82   }
  83   return NULL;
  84 }
  85
  86 MediaStreamDevice::AudioDeviceParameters::AudioDeviceParameters()
  87     : sample_rate(), channel_layout(), frames_per_buffer(), effects() {}
  88
  89 MediaStreamDevice::AudioDeviceParameters::AudioDeviceParameters(
  90     int sample_rate,
  91     int channel_layout,
  92     int frames_per_buffer)
  93     : sample_rate(sample_rate),
  94       channel_layout(channel_layout),
  95       frames_per_buffer(frames_per_buffer),
  96       effects() {}
  97
  98 MediaStreamDevice::AudioDeviceParameters::~AudioDeviceParameters() {}
  99
 100 MediaStreamRequest::MediaStreamRequest(
 101     int render_process_id,
 102     int render_frame_id,
 103     int page_request_id,
 104     const GURL& security_origin,
 105     bool user_gesture,
 106     MediaStreamRequestType request_type,
 107     const std::string& requested_audio_device_id,
 108     const std::string& requested_video_device_id,
 109     MediaStreamType audio_type,
 110     MediaStreamType video_type)
 111     : render_process_id(render_process_id),
 112       render_frame_id(render_frame_id),
 113       page_request_id(page_request_id),
 114       security_origin(security_origin),
 115       user_gesture(user_gesture),
 116       request_type(request_type),
 117       requested_audio_device_id(requested_audio_device_id),
 118       requested_video_device_id(requested_video_device_id),
 119       audio_type(audio_type),
 120       video_type(video_type),
 121       all_ancestors_have_same_origin(false) {
 122 }
 123
 124 MediaStreamRequest::~MediaStreamRequest() {}
 125
 126 }  // namespace content