Upstreaming browser/ui/uikit_ui_util from iOS.
[chromium-blink-merge.git] / content / renderer / media / rtc_video_encoder_factory.cc
blobd6fd5b7cc48f41b203cbc42e8fa2c4be405663c4
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 #include "content/renderer/media/rtc_video_encoder_factory.h"
7 #include "base/command_line.h"
8 #include "content/common/gpu/client/gpu_video_encode_accelerator_host.h"
9 #include "content/public/common/content_switches.h"
10 #include "content/renderer/media/rtc_video_encoder.h"
11 #include "media/renderers/gpu_video_accelerator_factories.h"
12 #include "media/video/video_encode_accelerator.h"
14 namespace content {
16 namespace {
18 // Translate from media::VideoEncodeAccelerator::SupportedProfile to
19 // one or more instances of cricket::WebRtcVideoEncoderFactory::VideoCodec
20 void VEAToWebRTCCodecs(
21 std::vector<cricket::WebRtcVideoEncoderFactory::VideoCodec>* codecs,
22 const media::VideoEncodeAccelerator::SupportedProfile& profile) {
23 const int width = profile.max_resolution.width();
24 const int height = profile.max_resolution.height();
25 const int fps = profile.max_framerate_numerator;
26 DCHECK_EQ(profile.max_framerate_denominator, 1U);
28 const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
29 if (profile.profile >= media::VP8PROFILE_MIN &&
30 profile.profile <= media::VP8PROFILE_MAX) {
31 codecs->push_back(cricket::WebRtcVideoEncoderFactory::VideoCodec(
32 webrtc::kVideoCodecVP8, "VP8", width, height, fps));
33 } else if (profile.profile >= media::H264PROFILE_MIN &&
34 profile.profile <= media::H264PROFILE_MAX) {
35 if (cmd_line->HasSwitch(switches::kEnableWebRtcHWH264Encoding)) {
36 codecs->push_back(cricket::WebRtcVideoEncoderFactory::VideoCodec(
37 webrtc::kVideoCodecH264, "H264", width, height, fps));
42 } // anonymous namespace
44 RTCVideoEncoderFactory::RTCVideoEncoderFactory(
45 const scoped_refptr<media::GpuVideoAcceleratorFactories>& gpu_factories)
46 : gpu_factories_(gpu_factories) {
47 const media::VideoEncodeAccelerator::SupportedProfiles& profiles =
48 gpu_factories_->GetVideoEncodeAcceleratorSupportedProfiles();
49 for (const auto& profile : profiles)
50 VEAToWebRTCCodecs(&codecs_, profile);
53 RTCVideoEncoderFactory::~RTCVideoEncoderFactory() {}
55 webrtc::VideoEncoder* RTCVideoEncoderFactory::CreateVideoEncoder(
56 webrtc::VideoCodecType type) {
57 for (const auto& codec : codecs_) {
58 if (codec.type == type)
59 return new RTCVideoEncoder(type, gpu_factories_);
61 return nullptr;
64 const std::vector<cricket::WebRtcVideoEncoderFactory::VideoCodec>&
65 RTCVideoEncoderFactory::codecs() const {
66 return codecs_;
69 void RTCVideoEncoderFactory::DestroyVideoEncoder(
70 webrtc::VideoEncoder* encoder) {
71 delete encoder;
74 } // namespace content