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[fix] fix crash due to rebuilding h264 frame

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This commit is contained in:
dijunkun
2025-03-06 17:23:37 +08:00
parent 84ba2d8339
commit 706beaa2ce
1 changed files with 22 additions and 9 deletions
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31
src/channel/rtp_channel/rtp_video_receiver.cpp
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@@ -76,6 +76,8 @@ RtpVideoReceiver::~RtpVideoReceiver() {
rtp_statistics_->Stop();
}
delete[] nv12_data_;
#ifdef SAVE_RTP_RECV_STREAM
if (file_rtp_recv_) {
fflush(file_rtp_recv_);
@@ -370,15 +372,26 @@ bool RtpVideoReceiver::CheckIsH264FrameCompleted(
size_t complete_frame_size = 0;
int frame_fragment_count = 0;
for (uint16_t start = it->first;
start <= rtp_packet_h264.SequenceNumber(); start++) {
memcpy(nv12_data_ + complete_frame_size,
incomplete_h264_frame_list_[start].Payload(),
incomplete_h264_frame_list_[start].PayloadSize());
uint16_t start = it->first;
uint16_t end = rtp_packet_h264.SequenceNumber();
for (uint16_t seq = start; seq <= end; seq++) {
complete_frame_size += incomplete_h264_frame_list_[seq].PayloadSize();
}
complete_frame_size +=
incomplete_h264_frame_list_[start].PayloadSize();
incomplete_h264_frame_list_.erase(start);
if (!nv12_data_) {
nv12_data_ = new uint8_t[NV12_BUFFER_SIZE];
} else if (complete_frame_size > NV12_BUFFER_SIZE) {
delete[] nv12_data_;
nv12_data_ = new uint8_t[complete_frame_size];
}
uint8_t* dest = nv12_data_;
for (uint16_t seq = start; seq <= end; seq++) {
size_t payload_size = incomplete_h264_frame_list_[seq].PayloadSize();
memcpy(dest, incomplete_h264_frame_list_[seq].Payload(),
payload_size);
dest += payload_size;
incomplete_h264_frame_list_.erase(seq);
frame_fragment_count++;
}
compelete_video_frame_queue_.push(
@@ -386,7 +399,7 @@ bool RtpVideoReceiver::CheckIsH264FrameCompleted(
return true;
} else {
LOG_WARN("What happened?")
LOG_WARN("What happened?");
return false;
}
}