blob: 5180b289171bb7658b5b4cddd1848a019813551b [file] [log] [blame]
/*
* Copyright (c) 2016 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.
*/
#include "media/engine/internal_decoder_factory.h"
#include "absl/strings/match.h"
#include "api/video_codecs/sdp_video_format.h"
#include "media/base/codec.h"
#include "media/base/media_constants.h"
#include "modules/video_coding/codecs/h264/include/h264.h"
#include "modules/video_coding/codecs/vp8/include/vp8.h"
#include "modules/video_coding/codecs/vp9/include/vp9.h"
#include "rtc_base/checks.h"
#include "rtc_base/logging.h"
namespace webrtc {
namespace {
bool IsFormatSupported(
const std::vector<webrtc::SdpVideoFormat>& supported_formats,
const webrtc::SdpVideoFormat& format) {
for (const webrtc::SdpVideoFormat& supported_format : supported_formats) {
if (cricket::IsSameCodec(format.name, format.parameters,
supported_format.name,
supported_format.parameters)) {
return true;
}
}
return false;
}
} // namespace
std::vector<SdpVideoFormat> InternalDecoderFactory::GetSupportedFormats()
const {
std::vector<SdpVideoFormat> formats;
formats.push_back(SdpVideoFormat(cricket::kVp8CodecName));
for (const SdpVideoFormat& format : SupportedVP9Codecs())
formats.push_back(format);
for (const SdpVideoFormat& h264_format : SupportedH264Codecs())
formats.push_back(h264_format);
return formats;
}
std::unique_ptr<VideoDecoder> InternalDecoderFactory::CreateVideoDecoder(
const SdpVideoFormat& format) {
if (!IsFormatSupported(GetSupportedFormats(), format)) {
RTC_LOG(LS_ERROR) << "Trying to create decoder for unsupported format";
return nullptr;
}
if (absl::EqualsIgnoreCase(format.name, cricket::kVp8CodecName))
return VP8Decoder::Create();
if (absl::EqualsIgnoreCase(format.name, cricket::kVp9CodecName))
return VP9Decoder::Create();
if (absl::EqualsIgnoreCase(format.name, cricket::kH264CodecName))
return H264Decoder::Create();
RTC_NOTREACHED();
return nullptr;
}
} // namespace webrtc