2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
11 #ifndef WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_SOURCE_H_
12 #define WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_SOURCE_H_
16 #include "webrtc/base/constructormagic.h"
17 #include "webrtc/typedefs.h"
24 // Interface class for an object delivering RTP packets to test applications.
27 PacketSource() : use_ssrc_filter_(false), ssrc_(0) {}
28 virtual ~PacketSource() {}
30 // Returns a pointer to the next packet. Returns NULL if the source is
31 // depleted, or if an error occurred.
32 virtual Packet* NextPacket() = 0;
34 virtual void FilterOutPayloadType(uint8_t payload_type) {
35 filter_.set(payload_type, true);
38 virtual void SelectSsrc(uint32_t ssrc) {
39 use_ssrc_filter_ = true;
44 std::bitset<128> filter_; // Payload type is 7 bits in the RFC.
45 // If SSRC filtering discards all packet that do not match the SSRC.
46 bool use_ssrc_filter_; // True when SSRC filtering is active.
47 uint32_t ssrc_; // The selected SSRC. All other SSRCs will be discarded.
50 DISALLOW_COPY_AND_ASSIGN(PacketSource);
55 #endif // WEBRTC_MODULES_AUDIO_CODING_NETEQ_TOOLS_PACKET_SOURCE_H_