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Diffstat (limited to 'webrtc/modules/rtp_rtcp/interface/rtp_payload_registry.h')
| -rw-r--r-- | webrtc/modules/rtp_rtcp/interface/rtp_payload_registry.h | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/webrtc/modules/rtp_rtcp/interface/rtp_payload_registry.h b/webrtc/modules/rtp_rtcp/interface/rtp_payload_registry.h deleted file mode 100644 index 313bef1112..0000000000 --- a/webrtc/modules/rtp_rtcp/interface/rtp_payload_registry.h +++ /dev/null @@ -1,193 +0,0 @@ -/* - * Copyright (c) 2013 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. - */ - -#ifndef WEBRTC_MODULES_RTP_RTCP_INTERFACE_RTP_PAYLOAD_REGISTRY_H_ -#define WEBRTC_MODULES_RTP_RTCP_INTERFACE_RTP_PAYLOAD_REGISTRY_H_ - -#include "webrtc/base/scoped_ptr.h" -#include "webrtc/modules/rtp_rtcp/source/rtp_receiver_strategy.h" -#include "webrtc/modules/rtp_rtcp/source/rtp_utility.h" - -namespace webrtc { - -// This strategy deals with the audio/video-specific aspects -// of payload handling. -class RTPPayloadStrategy { - public: - virtual ~RTPPayloadStrategy() {} - - virtual bool CodecsMustBeUnique() const = 0; - - virtual bool PayloadIsCompatible(const RtpUtility::Payload& payload, - const uint32_t frequency, - const uint8_t channels, - const uint32_t rate) const = 0; - - virtual void UpdatePayloadRate(RtpUtility::Payload* payload, - const uint32_t rate) const = 0; - - virtual RtpUtility::Payload* CreatePayloadType( - const char payloadName[RTP_PAYLOAD_NAME_SIZE], - const int8_t payloadType, - const uint32_t frequency, - const uint8_t channels, - const uint32_t rate) const = 0; - - virtual int GetPayloadTypeFrequency( - const RtpUtility::Payload& payload) const = 0; - - static RTPPayloadStrategy* CreateStrategy(const bool handling_audio); - - protected: - RTPPayloadStrategy() {} -}; - -class RTPPayloadRegistry { - public: - // The registry takes ownership of the strategy. - RTPPayloadRegistry(RTPPayloadStrategy* rtp_payload_strategy); - ~RTPPayloadRegistry(); - - int32_t RegisterReceivePayload( - const char payload_name[RTP_PAYLOAD_NAME_SIZE], - const int8_t payload_type, - const uint32_t frequency, - const uint8_t channels, - const uint32_t rate, - bool* created_new_payload_type); - - int32_t DeRegisterReceivePayload( - const int8_t payload_type); - - int32_t ReceivePayloadType( - const char payload_name[RTP_PAYLOAD_NAME_SIZE], - const uint32_t frequency, - const uint8_t channels, - const uint32_t rate, - int8_t* payload_type) const; - - bool RtxEnabled() const; - - void SetRtxSsrc(uint32_t ssrc); - - bool GetRtxSsrc(uint32_t* ssrc) const; - - void SetRtxPayloadType(int payload_type, int associated_payload_type); - - bool IsRtx(const RTPHeader& header) const; - - // DEPRECATED. Use RestoreOriginalPacket below that takes a uint8_t* - // restored_packet, instead of a uint8_t**. - // TODO(noahric): Remove this when all callers have been updated. - bool RestoreOriginalPacket(uint8_t** restored_packet, - const uint8_t* packet, - size_t* packet_length, - uint32_t original_ssrc, - const RTPHeader& header) const; - - bool RestoreOriginalPacket(uint8_t* restored_packet, - const uint8_t* packet, - size_t* packet_length, - uint32_t original_ssrc, - const RTPHeader& header) const; - - bool IsRed(const RTPHeader& header) const; - - // Returns true if the media of this RTP packet is encapsulated within an - // extra header, such as RTX or RED. - bool IsEncapsulated(const RTPHeader& header) const; - - bool GetPayloadSpecifics(uint8_t payload_type, PayloadUnion* payload) const; - - int GetPayloadTypeFrequency(uint8_t payload_type) const; - - bool PayloadTypeToPayload(const uint8_t payload_type, - RtpUtility::Payload*& payload) const; - - void ResetLastReceivedPayloadTypes() { - CriticalSectionScoped cs(crit_sect_.get()); - last_received_payload_type_ = -1; - last_received_media_payload_type_ = -1; - } - - // This sets the payload type of the packets being received from the network - // on the media SSRC. For instance if packets are encapsulated with RED, this - // payload type will be the RED payload type. - void SetIncomingPayloadType(const RTPHeader& header); - - // Returns true if the new media payload type has not changed. - bool ReportMediaPayloadType(uint8_t media_payload_type); - - int8_t red_payload_type() const { - CriticalSectionScoped cs(crit_sect_.get()); - return red_payload_type_; - } - int8_t ulpfec_payload_type() const { - CriticalSectionScoped cs(crit_sect_.get()); - return ulpfec_payload_type_; - } - int8_t last_received_payload_type() const { - CriticalSectionScoped cs(crit_sect_.get()); - return last_received_payload_type_; - } - void set_last_received_payload_type(int8_t last_received_payload_type) { - CriticalSectionScoped cs(crit_sect_.get()); - last_received_payload_type_ = last_received_payload_type; - } - - int8_t last_received_media_payload_type() const { - CriticalSectionScoped cs(crit_sect_.get()); - return last_received_media_payload_type_; - }; - - bool use_rtx_payload_mapping_on_restore() const { - CriticalSectionScoped cs(crit_sect_.get()); - return use_rtx_payload_mapping_on_restore_; - } - - void set_use_rtx_payload_mapping_on_restore(bool val) { - CriticalSectionScoped cs(crit_sect_.get()); - use_rtx_payload_mapping_on_restore_ = val; - } - - private: - // Prunes the payload type map of the specific payload type, if it exists. - void DeregisterAudioCodecOrRedTypeRegardlessOfPayloadType( - const char payload_name[RTP_PAYLOAD_NAME_SIZE], - const size_t payload_name_length, - const uint32_t frequency, - const uint8_t channels, - const uint32_t rate); - - bool IsRtxInternal(const RTPHeader& header) const; - - rtc::scoped_ptr<CriticalSectionWrapper> crit_sect_; - RtpUtility::PayloadTypeMap payload_type_map_; - rtc::scoped_ptr<RTPPayloadStrategy> rtp_payload_strategy_; - int8_t red_payload_type_; - int8_t ulpfec_payload_type_; - int8_t incoming_payload_type_; - int8_t last_received_payload_type_; - int8_t last_received_media_payload_type_; - bool rtx_; - // TODO(changbin): Remove rtx_payload_type_ once interop with old clients that - // only understand one RTX PT is no longer needed. - int rtx_payload_type_; - // Mapping rtx_payload_type_map_[rtx] = associated. - std::map<int, int> rtx_payload_type_map_; - // When true, use rtx_payload_type_map_ when restoring RTX packets to get the - // correct payload type. - bool use_rtx_payload_mapping_on_restore_; - uint32_t ssrc_rtx_; -}; - -} // namespace webrtc - -#endif // WEBRTC_MODULES_RTP_RTCP_INTERFACE_RTP_PAYLOAD_REGISTRY_H_ |