| /* |
| * Copyright (c) 2019 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 "modules/rtp_rtcp/source/create_video_rtp_depacketizer.h" |
| |
| #include <memory> |
| |
| #include "absl/memory/memory.h" |
| #include "absl/types/optional.h" |
| #include "modules/rtp_rtcp/source/rtp_depacketizer_av1.h" |
| #include "modules/rtp_rtcp/source/rtp_format_h264.h" |
| #include "modules/rtp_rtcp/source/video_rtp_depacketizer.h" |
| #include "modules/rtp_rtcp/source/video_rtp_depacketizer_generic.h" |
| #include "modules/rtp_rtcp/source/video_rtp_depacketizer_vp8.h" |
| #include "modules/rtp_rtcp/source/video_rtp_depacketizer_vp9.h" |
| #include "rtc_base/checks.h" |
| #include "rtc_base/copy_on_write_buffer.h" |
| |
| namespace webrtc { |
| namespace { |
| |
| // Wrapper over legacy RtpDepacketizer interface. |
| // TODO(bugs.webrtc.org/11152): Delete when all RtpDepacketizers updated to |
| // the VideoRtpDepacketizer interface. |
| template <typename Depacketizer> |
| class Legacy : public VideoRtpDepacketizer { |
| public: |
| absl::optional<ParsedRtpPayload> Parse( |
| rtc::CopyOnWriteBuffer rtp_payload) override { |
| Depacketizer depacketizer; |
| RtpDepacketizer::ParsedPayload parsed_payload; |
| if (!depacketizer.Parse(&parsed_payload, rtp_payload.cdata(), |
| rtp_payload.size())) { |
| return absl::nullopt; |
| } |
| absl::optional<ParsedRtpPayload> result(absl::in_place); |
| result->video_header = parsed_payload.video; |
| result->video_payload.SetData(parsed_payload.payload, |
| parsed_payload.payload_length); |
| return result; |
| } |
| }; |
| |
| } // namespace |
| |
| std::unique_ptr<VideoRtpDepacketizer> CreateVideoRtpDepacketizer( |
| VideoCodecType codec) { |
| switch (codec) { |
| case kVideoCodecH264: |
| return std::make_unique<Legacy<RtpDepacketizerH264>>(); |
| case kVideoCodecVP8: |
| return std::make_unique<VideoRtpDepacketizerVp8>(); |
| case kVideoCodecVP9: |
| return std::make_unique<VideoRtpDepacketizerVp9>(); |
| case kVideoCodecAV1: |
| return std::make_unique<Legacy<RtpDepacketizerAv1>>(); |
| case kVideoCodecGeneric: |
| case kVideoCodecMultiplex: |
| return std::make_unique<VideoRtpDepacketizerGeneric>(); |
| } |
| } |
| |
| } // namespace webrtc |