From 2ec7bb8c87f1598ba390f99d01fea059c02a966a Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期四, 25 七月 2019 17:41:51 +0800
Subject: [PATCH] update
---
csrc/wrapper.cpp | 235 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 225 insertions(+), 10 deletions(-)
diff --git a/csrc/wrapper.cpp b/csrc/wrapper.cpp
index ead51a0..72fda1d 100644
--- a/csrc/wrapper.cpp
+++ b/csrc/wrapper.cpp
@@ -12,6 +12,7 @@
#include "ffmpeg/configure/conf.hpp"
#include "ffmpeg/format/FormatIn.hpp"
+#include "ffmpeg/format/FormatOut.hpp"
#include "ffmpeg/property/VideoProp.hpp"
#include "ffmpeg/data/CodedData.hpp"
#include "ffmpeg/data/FrameData.hpp"
@@ -36,6 +37,9 @@
,scale_w_(0)
,scale_h_(0)
,scale_f_(SWS_POINT)
+ ,gb_(0)
+ ,cpu_(0)
+ ,encoder_(nullptr)
{
makeTheWorld();
}
@@ -53,6 +57,9 @@
if(recorder_){
delete recorder_; recorder_ = NULL;
}
+ if (encoder_){
+ delete encoder_; encoder_ = NULL;
+ }
}
void Wrapper::ScalePicture(const int w, const int h, const int flags){
@@ -61,15 +68,29 @@
scale_h_ = h;
}
+ void Wrapper::UseGB28181(){
+ gb_ = 1;
+ }
+
+ void Wrapper::UseCPU(){
+ cpu_ = 1;
+ }
+
std::unique_ptr<ffwrapper::FormatIn> Wrapper::init_reader(const char* input){
VideoProp prop;
prop.url_ = input;
prop.rtsp_tcp_ = true;
+ prop.gpu_acc_ = !cpu_;
std::unique_ptr<FormatIn> in(new FormatIn(prop.gpuAccl()));
AVDictionary *avdic = prop.optsFormat();
- int flag = in->open(input, &avdic);
+ int flag = -1;
+ if (gb_){
+ flag = in->openGb28181(input, NULL);
+ }else{
+ flag = in->open(input, &avdic);
+ }
if(avdic){
av_dict_free(&avdic);
}
@@ -84,11 +105,13 @@
auto dec_ctx = in->getCodecContext();
if(bridge_)delete bridge_;
+ scale_w_ = scale_w_ == 0 || scale_w_ > dec_ctx->width ? dec_ctx->width : scale_w_;
+ scale_h_ = scale_h_ == 0 || scale_h_ > dec_ctx->height ? dec_ctx->height : scale_h_;
+
AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
bridge_ = new cvbridge(
dec_ctx->width, dec_ctx->height, dec_ctx->pix_fmt,
- scale_w_?scale_w_:dec_ctx->width, scale_h_?scale_h_:dec_ctx->height, pix_fmt,
- scale_f_);
+ scale_w_, scale_h_, pix_fmt, scale_f_);
}
if (!flag){
@@ -100,6 +123,45 @@
return nullptr;
}
+
+ // ffwrapper::FormatIn* Wrapper::init_reader_gb28181(const char* input){
+
+ // VideoProp prop;
+ // prop.url_ = input;
+ // prop.rtsp_tcp_ = true;
+ // prop.gpu_acc_ = !cpu_;
+ // ffwrapper::FormatIn* in(new FormatIn(prop.gpuAccl()));
+ // AVDictionary *avdic = prop.optsFormat();
+ // int flag = in->openGb28181(input, &avdic);
+ // if(avdic){
+ // logIt("ERROR:in->openGb28181(input, &avdic):flag:%d\n",flag);
+ // av_dict_free(&avdic);
+ // }
+ // if(flag == 0){
+ // if(!in->findStreamInfo(NULL)){
+ // logIt("yolo can't find video stream\n");
+ // return nullptr;
+ // }
+ // bool flag = true;
+ // if(map_workers_.find(WORKER_DECODER) != map_workers_.end()){
+ // flag = in->openCodec(AVMEDIA_TYPE_VIDEO, NULL);
+ // auto dec_ctx = in->getCodecContext();
+ // if(bridge_)delete bridge_;
+ // scale_w_ = scale_w_ == 0 || scale_w_ > dec_ctx->width ? dec_ctx->width : scale_w_;
+ // scale_h_ = scale_h_ == 0 || scale_h_ > dec_ctx->height ? dec_ctx->height : scale_h_;
+ // AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
+ // bridge_ = new cvbridge(
+ // dec_ctx->width, dec_ctx->height, dec_ctx->pix_fmt,
+ // scale_w_, scale_h_, pix_fmt, scale_f_);
+ // }
+ // if (!flag){
+ // logIt("FormatIn openCodec Failed!");
+ // return nullptr;
+ // }
+ // return in;
+ // }
+ // return nullptr;
+ // }
int Wrapper::init_recorder(FormatIn *in, std::string dir, const int mind, const int maxd){
if(!in){
@@ -134,9 +196,12 @@
}
void Wrapper::run_stream_thread(){
+
while(!stop_stream_.load()){
auto in = init_reader(input_url_.c_str());
+
if (!in) {
+ logIt("ERROR: init_reader! url: %s\n", input_url_.c_str());
usleep(200000);
continue;
}
@@ -153,15 +218,18 @@
pkt.id = id++;
}
pkt.data = data;
+ if(data != nullptr) {
+ cacheAVPacket(data->getAVPacket());
+ }
run_worker(in.get(), pkt);
if(!data){
break;
}
//test
- if(recorder_)
- if(id % 250 == 0)
- recorder_->FireRecorder(id);
+ // if(recorder_)
+ // if(id % 250 == 0)
+ // recorder_->FireRecorder(id);
}
}
}
@@ -235,11 +303,12 @@
pic_bgr24 pic;
if(bridge_){
AVFrame *frm = frame->getAVFrame();
- unsigned char *data = (unsigned char*)malloc(frm->width * frm->height * 3);
+ pic.w = scale_w_;
+ pic.h = scale_h_;
+
+ unsigned char *data = (unsigned char*)malloc(pic.w * pic.h * 3);
bridge_->copyPicture(data, frm);
pic.data = data;
- pic.w = scale_w_ ? scale_w_ : frm->width;
- pic.h = scale_h_ ? scale_h_ : frm->height;
}
if(func_dec_){
func_dec_(pic.data, pic.w, pic.h);
@@ -268,6 +337,30 @@
auto p = list_pic_.front();
*data = p.data; *w = p.w; *h = p.h;
list_pic_.pop_front();
+ }
+
+ void Wrapper::GetPacket(unsigned char **pktData, int *size, int *key){
+ std::lock_guard<std::mutex> l(mutex_avpkt_);
+ if(list_avpkt_.empty()){
+ return;
+ }
+ auto pkt = list_avpkt_.front();
+ *key = pkt.flags & AV_PKT_FLAG_KEY;
+ *size = pkt.size;
+ *pktData = (unsigned char *)malloc(*size);
+ memcpy(*pktData, pkt.data, pkt.size);
+
+ list_avpkt_.pop_front();
+ }
+ void Wrapper::cacheAVPacket(const AVPacket &pkt){
+ std::lock_guard<std::mutex> l(mutex_pic_);
+ while(list_avpkt_.size() > 10){
+// printf("cacheAVPacket drop packets!!!!!!!!!!\n");
+ for(int i = 0; i < 5; i++){
+ list_avpkt_.pop_front();
+ }
+ }
+ list_avpkt_.emplace_back(pkt);
}
void Wrapper::run_worker(ffwrapper::FormatIn *in, avpacket &pkt){
@@ -349,4 +442,126 @@
}
return NULL;
}
-}
\ No newline at end of file
+
+
+ void Wrapper::BuildEncoder(const char *file, const int w, const int h, const int fps, const int br, const int gi){
+ std::string dir(file);
+
+ map_workers_[WORKER_ENCODER] = [=](FormatIn *in){
+ return init_encoder(in, dir.c_str(), w, h, fps, br, gi);
+ };
+ }
+
+ int Wrapper::init_encoder(FormatIn *in, const char *file, const int w, const int h, const int fps, const int br, const int gi){
+ if(!in){
+ logIt("Init wrapper first");
+ return -1;
+ }
+ if(encoder_){
+ logIt("recorder exist");
+ delete encoder_;
+ }
+
+ VideoProp prop_;
+ AVCodecContext *ctx = in->getCodecContext();
+ if(w == 0 && h == 0){
+ prop_.width_ = ctx->width;
+ prop_.height_ = ctx->height;
+ }
+ prop_.sample_aspect_ratio_ = ctx->sample_aspect_ratio;
+ encoder_ = new FormatOut(prop_, file);
+
+ return 0;
+ }
+
+/////// for encoder
+ typedef struct _PicEncoder{
+ FormatOut *enc;
+ int w;
+ int h;
+ int fps;
+ int br;
+ int gi;
+ int flag;
+ cvbridge *bridge;
+ } PicEncoder;
+
+ void *CreateEncoder(const int w, const int h, const int fps, const int br, const int scale_flag, const int gi){
+
+ PicEncoder *e = (PicEncoder*)malloc(sizeof(PicEncoder));
+ e->enc = NULL;
+ e->w = w;
+ e->h = h;
+ e->fps = fps;
+ e->br = br;
+ e->gi = gi;
+ e->flag = scale_flag;
+ e->bridge = NULL;
+
+ VideoProp prop_;
+ prop_.width_ = w;
+ prop_.height_ = h;
+ prop_.fps_ = fps;
+ prop_.bit_rate_ = br;
+ gi < 0 ? prop_.gpu_acc_ = false : prop_.gpu_acc_ = true;
+
+ FormatOut *enc = new FormatOut(prop_, "./88.mp4");
+ e->enc = enc;
+
+ return e;
+ }
+
+ void DestroyEncoder(void *h){
+ PicEncoder *e = (PicEncoder*)h;
+ if (e == NULL){
+ return;
+ }
+
+ delete e->bridge;
+ delete e->enc;
+
+ free(e);
+ }
+
+ int Encode(void *hdl, uint8_t *in, const int w, const int h, uint8_t **out, int *size, int *key){
+
+ PicEncoder *e = (PicEncoder*)hdl;
+ auto ctx = e->enc->getCodecContext();
+
+ if (e->bridge == NULL){
+ AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
+ e->bridge = new cvbridge(
+ w, h, AV_PIX_FMT_BGR24,
+ e->w, e->h, ctx->pix_fmt, e->flag);
+ }
+
+ AVFrame *frame = e->bridge->getAVFrame(in, w, h);
+ auto data(std::make_shared<CodedData>());
+
+ const int flag = e->enc->encode(data, frame);
+ if(flag > 0){
+ auto pkt = data->getAVPacket();
+ int extradata_size = ctx->extradata_size;
+ uint8_t *extra = ctx->extradata;
+
+ *key = pkt.flags & AV_PKT_FLAG_KEY;
+ if(!(*key)){
+ extradata_size = 0;
+ }
+ *size = pkt.size + extradata_size;
+ *out = (unsigned char *)malloc(*size);
+
+ memcpy(*out, extra, extradata_size);
+ memcpy(*out + extradata_size, pkt.data, pkt.size);
+
+ }else{
+ logIt("encode error or need more packet\n");
+ }
+
+ av_frame_free(&frame);
+
+ return flag;
+ }
+
+}
+
--
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