From f93ee1a42e8c47e472332287b7350b66a6b0fa11 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期五, 24 七月 2020 18:28:57 +0800
Subject: [PATCH] 保存触发id之后的视频作为触发视频
---
csrc/buz/recorder.cpp | 431 ++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 356 insertions(+), 75 deletions(-)
diff --git a/csrc/buz/recorder.cpp b/csrc/buz/recorder.cpp
index 09bdf19..beda224 100644
--- a/csrc/buz/recorder.cpp
+++ b/csrc/buz/recorder.cpp
@@ -5,6 +5,8 @@
#include <unistd.h>
#include <chrono>
+#include <sys/stat.h>
+
extern "C"{
#include <libavcodec/avcodec.h>
}
@@ -24,19 +26,25 @@
,out_(NULL)
,maxduration(30 * 25)
,minduration(10 * 25)
- ,end_frame(minduration)
- ,cur_frame(0)
+ ,fp_(NULL)
,stop_recorder_(false)
,id_(id)
- ,id_frame_(-1)
- ,id_frame_in_file_(-1)
+ ,id_frame_(0)
+ ,id_frame_in_file_(0)
,file_path_("")
,func_rec_info_(nullptr)
,thrd_(nullptr)
- ,error_occured_(false)
,audio_(false)
+ ,end_frame_(0)
+ ,v_cur_frame_(0)
+ ,a_cur_frame_(0)
+ ,error_occured_(false)
+ ,last_rec_id_(-1)
{
- // logIt("RECODER ID: %s", id_.c_str());
+ if (in){
+ maxduration = 30 * in->getFPS();
+ minduration = 10 * in->getFPS();
+ }
}
Recorder::~Recorder(){
@@ -57,27 +65,53 @@
{
logIt("RECODER DESTRUCTOR EXCEPTION: ", e.what());
}
+
+ if (fp_) {
+ fclose(fp_);
+ fp_ = NULL;
+ }
}
- int Recorder::init_writer(const bool audio){
+ int Recorder::init_write_h264(const bool audio){
if (out_) {
delete out_;
- }
-
- if(!in_){
- logIt("init_writer FormatIn not init");
- return -1;
}
out_ = new FormatOut(in_->getFPS(), "mp4");
int pid = getpid();
- file_path_ = dir_ + "/" + sole::uuid4().base62() + "-" + std::to_string(pid) + ".mp4";
- auto ret = out_->JustWriter(in_->allStreams(), file_path_.c_str());
+ std::string filename(sole::uuid4().base62() + "-" + std::to_string(pid) + ".mp4");
+ file_path_ = dir_ + "/" + filename;
+
+ std::string backup_dir("./video");
+ size_t pos = dir_.rfind("/");
+ if (pos != std::string::npos){
+ backup_dir = dir_.substr(0, pos);
+ }
+
+ auto v = in_->getStream(AVMEDIA_TYPE_VIDEO);
+ if (!v){
+ return -2;
+ }
+ AVStream *a = in_->getStream(AVMEDIA_TYPE_AUDIO);
+ if (!audio){
+ a = NULL;
+ }
+ bool ret = out_->JustWriter(v, a, file_path_.c_str());
if (ret){
- logIt("start record file: %s", file_path_.c_str());
+ logIt("start record h264 file: %s", file_path_.c_str());
return 0;
+ }else{
+ mkdir(backup_dir.c_str(), 0777);
+ file_path_ = backup_dir + "/" + filename;
+
+ logIt("failed in dir %s, try file %s to start record file", dir_.c_str(), file_path_.c_str());
+ ret = out_->JustWriter(v, a, file_path_.c_str());
+ if (ret){
+ logIt("start record h264 file: %s", file_path_.c_str());
+ return 0;
+ }
}
logIt("failed to start record: %s", file_path_.c_str());
@@ -85,27 +119,82 @@
return -1;
}
- int Recorder::write_correctly(const CPacket &pkt){
- //reader failed, break stream
- if(pkt.id == -1 && !pkt.data){
+ int Recorder::init_write_hevc(const bool audio){
+ if (fp_){
+ fclose(fp_);
+ }
+
+ int pid = getpid();
+ std::string filename(sole::uuid4().base62() + "-" + std::to_string(pid) + ".hevc");
+ file_path_ = dir_ + "/" + filename;
+
+ std::string backup_dir("./video");
+ size_t pos = dir_.rfind("/");
+ if (pos != std::string::npos){
+ backup_dir = dir_.substr(0, pos);
+ }
+
+ fp_ = fopen(file_path_.c_str(), "wb");
+ if (!fp_){
+ mkdir(backup_dir.c_str(), 0777);
+ file_path_ = backup_dir + "/" + filename;
+
+ logIt("failed in dir %s, try file %s to start record hevc file", dir_.c_str(), file_path_.c_str());
+ fp_ = fopen(file_path_.c_str(), "wb");
+ if (!fp_){
+ logIt("failed start record hevc file: %s", file_path_.c_str());
+ return -1;
+ }
+ }
+ logIt("start record hevc file: %s", file_path_.c_str());
+
+ return 0;
+ }
+
+ int Recorder::init_writer(const bool audio){
+ if(!in_){
+ logIt("init_writer FormatIn not init");
return -1;
}
- if (cur_frame == end_frame){
+ if (in_->IsHEVC()){
+ return init_write_hevc(audio);
+ }else{
+ return init_write_h264(audio);
+ }
+ return -2;
+ }
+
+////////////////////////
+ int Recorder::write_h264(const CPacket &pkt){
+ //reader failed, break stream
+ if(!pkt.data){
+ return -1;
+ }
+
+ if (v_cur_frame_ == end_frame_){
return 1;
}
AVPacket &op = pkt.data->getAVPacket();
+
+ if (!audio_ && in_->isAudioPkt(&op)) {
+ return 0;
+ }
+
AVPacket np(op);
av_copy_packet(&np, &op);
- int64_t cur = cur_frame;
+ int64_t cur = v_cur_frame_;
if (in_->isVideoPkt(&np)){
- if(pkt.id == id_frame_){
- id_frame_in_file_ = cur_frame;
+ if(pkt.v_id == id_frame_){
+ id_frame_in_file_ = v_cur_frame_;
}
- cur_frame++;
+ v_cur_frame_++;
+
+ }else if (in_->isAudioPkt(&np)) {
+ cur = a_cur_frame_++;
}
auto ret = out_->writeFrame(&np, cur);
@@ -115,27 +204,177 @@
// logIt("WRITE FRAME ID: %d, RECORD ID: %d", pkt.id, id_frame_);
return 0;
+
}
- void Recorder::end_writer(){
+ int Recorder::write_hevc(const CPacket &pkt){
+ if (!fp_){
+ logIt("write hevc packet error, file not open");
+ return -1;
+ }
+ if (v_cur_frame_ == end_frame_){
+ return 1;
+ }
+
+ AVPacket &op = pkt.data->getAVPacket();
+
+ if (in_->isAudioPkt(&op)) {
+ return 0;
+ }
+ if (op.data == NULL){
+ logIt("hevc avpacket data null");
+ return 0;
+ }
+ if (in_->isVideoPkt(&op)){
+
+ if(pkt.v_id == id_frame_){
+ id_frame_in_file_ = v_cur_frame_;
+ }
+ v_cur_frame_++;
+ }
+ fwrite(op.data, op.size, 1, fp_);
+
+ return 0;
+ }
+
+ int Recorder::write_correctly(const CPacket &pkt){
+ if (in_->IsHEVC()){
+ return write_hevc(pkt);
+ }
+ return write_h264(pkt);
+ }
+
+ int Recorder::end_write_h264(){
+ if (!out_) return -1;
out_->endWriter();
if (out_){
delete out_;
out_ = NULL;
}
+ return 0;
+ }
+
+ int Recorder::end_write_hevc(){
+ if (fp_){
+ fclose(fp_);
+ fp_ = NULL;
+ }
+
+ std::string hevc_file(file_path_);
+ auto pos = file_path_.rfind(".hevc");
+ if (pos != std::string::npos){
+ file_path_ = file_path_.substr(0, pos) + ".mp4";
+ logIt("mux hevc real file : %s", file_path_.c_str());
+ }
+
+ FILE *fp = fopen(hevc_file.c_str(), "rb");
+ if (!fp) return 0;
+
+ int ret = mux_hevc(fp, file_path_.c_str());
+ fclose(fp);
+ if (ret == 0){
+ if (remove(hevc_file.c_str()) != 0){
+ logIt("mux hevc remove file %s failed", hevc_file.c_str());
+ }
+ }else{
+ logIt("mux hevc to mp4 error, use raw hevc");
+ file_path_ = hevc_file;
+ }
+
+ return 0;
+ }
+
+ static int read_buffer(void *opaque, uint8_t *buf, int buf_size){
+ FILE *fp_open = (FILE*)opaque;
+ if (!fp_open) logIt("mux hevc open file error");
+
+ if(!feof(fp_open)){
+ int true_size=fread(buf,1,buf_size,fp_open);
+ return true_size;
+ }else{
+ return -1;
+ }
+ }
+
+ int Recorder::mux_hevc(FILE *fp, const char *outfile){
+
+ if (!fp) {
+ logIt("mux hevc file handle is null");
+ return -1;
+ }
+
+ std::unique_ptr<FormatIn> in(nullptr);
+ int tryTime = 0;
+
+ while(true){
+ std::unique_ptr<FormatIn> tmp(new FormatIn(false));
+ auto ret = tmp->openWithCustomIO(fp, read_buffer);
+ if (ret == 0){
+ in = std::move(tmp);
+ break;
+ }
+ usleep(10000);
+ if (tryTime++ > 100){
+ logIt("mux hevc try %d time to open custom io %s, failed", tryTime, outfile);
+ return -2;
+ }
+ }
+ if (in->open(NULL, NULL) < 0){
+ logIt("mux hevc open stream error");
+ return -3;
+ }
+ if (!in->findStreamInfo(NULL)) {
+ logIt("mux hevc can't find streams");
+ return -4;
+ }
+
+ std::unique_ptr<FormatOut> out(new FormatOut(in_->getFPS(), "mp4"));
+ auto v = in->getStream(AVMEDIA_TYPE_VIDEO);
+ if (!v){
+ logIt("mux hevc file can't find video stream");
+ return -5;
+ }
+ if (out->JustWriter(v, NULL, outfile)){
+ logIt("mux hevc start record file: %s", outfile);
+ }
+
+ int64_t id = 0;
+ while(true){
+ AVPacket pkt;
+ if (in->readPacket(&pkt) != 0){
+ logIt("mux hevc read packet error, id: %lld", id);
+ break;
+ }
+ out->writeFrame(&pkt, id);
+ // logIt("read frame: %d", id);
+
+ av_packet_unref(&pkt);
+ id++;
+ }
+ out->endWriter();
+
+ return 0;
+ }
+
+ void Recorder::end_writer(){
+
+ if (in_->IsHEVC()){
+ end_write_hevc();
+ }else{
+ end_write_h264();
+ }
+
+ logIt("finished record : %s frames: %d, frame in file id: %d",
+ file_path_.c_str(), end_frame_, id_frame_in_file_);
{
std::lock_guard<std::mutex> l(mutex_pkt_);
list_pkt_.clear();
}
- // logIt("INDEX %d, REAL-FRAME-ID %d, FILE %s, CURFrame %d, ENDFrame %d\n",
- // id_frame_in_file_, id_frame_, file_path_.c_str(), cur_frame, end_frame);
- //callback to frame index and path
if(func_rec_info_){
func_rec_info_(id_,id_frame_in_file_, file_path_);
}
-
}
void Recorder::run_thread(){
@@ -145,14 +384,17 @@
std::list<CPacket> pkts;
{
std::unique_lock<std::mutex> locker(mutex_pkt_);
- auto status = cv_.wait_for(locker, std::chrono::seconds(3), [&]{
+ int sec = minduration/50;
+ if (in_) sec = minduration/in_->getFPS()/2;
+ auto status = cv_.wait_for(locker, std::chrono::seconds(sec), [&]{
return !list_pkt_.empty() || stop_recorder_.load();
});
-
+
if (!status || stop_recorder_.load()){
error_occured_ = !status;
break;
}
+
list_pkt_.swap(pkts);
}
@@ -171,27 +413,31 @@
stop_recorder_.store(true);
end_writer();
+ list_pkt_.clear();
}
int Recorder::Run(const char* output, const int mind, const int maxd, const bool audio){
+ bool a = audio;
+ if (in_->IsHEVC()) a = false;
+
dir_ = output;
- int ret = init_writer(audio);
+ int ret = init_writer(a);
if(ret != 0){
logIt("recorder init writer error");
return -1;
}
- double fps = out_->getFPS();
+ double fps = in_->getFPS();
if(fps > 1.0){
maxduration = fps * maxd;
minduration = fps * mind;
- end_frame = minduration;
+ end_frame_ = minduration;
}
- audio_ = audio;
+ audio_ = a;
- // logIt("minduration %d maxduration %d curduration %d", minduration, maxduration, end_frame);
+ logIt("minduration %d maxduration %d", minduration, maxduration);
thrd_.reset(new std::thread([&]{
run_thread();
@@ -204,76 +450,111 @@
int Recorder::FireRecorder(const int64_t &id){
if (stop_recorder_.load()) return -1;
- if(id_frame_ == -1){
+ if(id_frame_ == 0){
id_frame_ = id;
-
+
std::lock_guard<std::mutex> locker(mutex_pkt_);
- if (list_pkt_.size() > end_frame){
- end_frame = list_pkt_.size() + minduration/2;
- if (end_frame > maxduration)
- end_frame = maxduration;
+ if (list_pkt_.size() > end_frame_){
+ end_frame_ = list_pkt_.size() + minduration/2;
+ if (end_frame_ > maxduration)
+ end_frame_ = maxduration;
}
+
+ }else if(v_cur_frame_ > minduration/2 && end_frame_ < maxduration){
+ logIt("cur frame: %d, end frame: %d, duration: [%d-%d]",
+ v_cur_frame_, end_frame_, minduration, maxduration);
- // logIt("FIRST FIRE RECORD ID: %lld, cur_frame: %d, end_frame: %d", id, cur_frame, end_frame);
-
- }else if(cur_frame > minduration/2 && end_frame < maxduration){
- end_frame = end_frame + minduration / 2;
- if(end_frame > maxduration){
- end_frame = maxduration;
+ end_frame_ = end_frame_ + minduration / 2;
+ if(end_frame_ > maxduration){
+ end_frame_ = maxduration;
}
- // logIt("PROLONG REC, cur_frame: %d, end_frame: %d", cur_frame, end_frame);
}
- // logIt("FIRE REC FRAME ID: %lld", id);
+
return 0;
}
- int Recorder::PushPacket(const CPacket &pkt){
+ int Recorder::PushPacket(std::list<CPacket> &lst){
if (stop_recorder_.load()) return 0;
std::lock_guard<std::mutex> locker(mutex_pkt_);
-
- if(id_frame_ == -1){
- //wait I
- if (!audio_ && in_->isAudioPkt(&pkt.data->getAVPacket())){
- return 0;
+ // 娌℃湁寮�濮嬪綍鍒�
+ if (last_rec_id_ < 0){
+ logIt("last rec id is 0 cache size: %ld", lst.size());
+ for (auto &i : lst){
+ // 浠庣涓�涓潪闊抽鍏抽敭甯у紑濮�
+ if (last_rec_id_ < 0){
+ if (!in_->isVideoPkt(&i.data->getAVPacket())){
+ continue;
+ }
+ if (!(i.data->getAVPacket().flags & AV_PKT_FLAG_KEY)){
+ continue;
+ }
+ }
+ last_rec_id_ = i.id;
+ list_pkt_.push_back(i);
}
-
- maybe_dump_gop();
-
- list_pkt_.push_back(pkt);
- // cv_.notify_one();
-
}else{
- list_pkt_.push_back(pkt);
- cv_.notify_one();
+ for(auto &i : lst){
+ if (i.id > last_rec_id_){
+ list_pkt_.push_back(i);
+ last_rec_id_++;
+ }
+ }
}
+
+
+ cv_.notify_one();
return list_pkt_.size();
}
- int Recorder::PushPackets(std::list<CPacket> &lst){
-
+ int Recorder::StartWritePacket(std::list<CPacket> &lst, const int64_t &id, const int start, const int end){
+
if (stop_recorder_.load()) return 0;
+ // 绗竴娆″綍鍍�,璁剧疆瑙﹀彂甯d
+ id_frame_ = id;
+
+
+ if (start < 0) {
+ logIt("start write packet [%d-%d] in pkt size: %d, frame id: %lld, "
+ "cur frame: %d, end frame: %d, duration: [%d-%d], last rec id: %lld",
+ start, end, lst.size(), id_frame_,
+ v_cur_frame_, end_frame_, minduration, maxduration, last_rec_id_);
+ return -1;
+ }
+
std::lock_guard<std::mutex> locker(mutex_pkt_);
- bool i = false;
+ // 灏嗕紶鍏ョ殑鎵�鏈塸ackets淇濆瓨濡傜紦瀛�
+ int index = -1;
for (auto &p : lst){
- if (!audio_ && in_->isAudioPkt(&p.data->getAVPacket())){
- continue;
- }
+ index++;
+ if (index < start) continue;
list_pkt_.push_back(p);
+
+ if (index == end){
+ last_rec_id_ = p.id;
+ break;
+ }
}
- maybe_dump_gop();
+
+
+ logIt("start write packet [%d-%d] in pkt size: %d, frame id: %lld, "
+ "cur frame: %d, end frame: %d, duration: [%d-%d], last rec id: %lld",
+ start, end, lst.size(), id_frame_,
+ v_cur_frame_, end_frame_, minduration, maxduration, last_rec_id_);
+
+
+ // maybe_dump_gop();
cv_.notify_one();
- // logIt("CACHE PACKET : %d", list_pkt_.size());
return list_pkt_.size();
}
void Recorder::maybe_dump_gop(){
- //瓒呰繃min/2,涓㈠純gop
- while (list_pkt_.size() > minduration) {
+
+ while (list_pkt_.size() > maxduration) {
list_pkt_.pop_front();
while(!list_pkt_.empty()){
auto &i = list_pkt_.front();
@@ -285,5 +566,5 @@
}
}
}
- }
-}
+ }// end clase
+}// end namespace
--
Gitblit v1.8.0