Add flag enabling more packets to be retransmittable.

webrtc/modules/rtp_rtcp/source/rtp_format_vp9.cc

 /*
  *  Copyright (c) 2015 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.
  */
 
@@ skipping 454 matching lines @@
                                    size_t last_packet_reduction_len)
     : hdr_(hdr),
       max_payload_length_(max_payload_length),
       payload_(nullptr),
       payload_size_(0),
       last_packet_reduction_len_(last_packet_reduction_len) {}
 
 RtpPacketizerVp9::~RtpPacketizerVp9() {
 }
 
-ProtectionType RtpPacketizerVp9::GetProtectionType() {
-  bool protect =
-      hdr_.temporal_idx == 0 || hdr_.temporal_idx == kNoTemporalIdx;
-  return protect ? kProtectedPacket : kUnprotectedPacket;
-}
-
-StorageType RtpPacketizerVp9::GetStorageType(uint32_t retransmission_settings) {
-  StorageType storage = kAllowRetransmission;
-  if (hdr_.temporal_idx == 0 &&
-      !(retransmission_settings & kRetransmitBaseLayer)) {
-    storage = kDontRetransmit;
-  } else if (hdr_.temporal_idx != kNoTemporalIdx && hdr_.temporal_idx > 0 &&
-             !(retransmission_settings & kRetransmitHigherLayers)) {
-    storage = kDontRetransmit;
-  }
-  return storage;
-}
-
 std::string RtpPacketizerVp9::ToString() {
   return "RtpPacketizerVp9";
 }
 
 size_t RtpPacketizerVp9::SetPayloadData(
     const uint8_t* payload,
     size_t payload_size,
     const RTPFragmentationHeader* fragmentation) {
   payload_ = payload;
   payload_size_ = payload_size;
@@ skipping 271 matching lines @@
   if (parsed_payload->payload_length == 0) {
     LOG(LS_ERROR) << "Failed parsing VP9 payload data.";
     return false;
   }
   parsed_payload->payload =
       payload + payload_length - parsed_payload->payload_length;
 
   return true;
 }
 }  // namespace webrtc