From d0b8204e3939e1e2d841a90ea254bc4b91309ab5 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期日, 19 一月 2020 13:32:13 +0800
Subject: [PATCH] update ffmepg gpu balance
---
csrc/wrapper.cpp | 174 ++++++++++++++++------------------------------------------
1 files changed, 48 insertions(+), 126 deletions(-)
diff --git a/csrc/wrapper.cpp b/csrc/wrapper.cpp
index 2a76bbc..3e34b2c 100644
--- a/csrc/wrapper.cpp
+++ b/csrc/wrapper.cpp
@@ -46,6 +46,8 @@
,gb_(0)
,cpu_(0)
,run_dec_(false)
+ ,run_stream_(true)
+ ,run_rec_(false)
,thread_(nullptr)
,stop_stream_(false)
,stream_(nullptr)
@@ -63,6 +65,8 @@
,gb_(0)
,cpu_(0)
,run_dec_(false)
+ ,run_stream_(true)
+ ,run_rec_(false)
,thread_(nullptr)
,stop_stream_(false)
,stream_(nullptr)
@@ -101,16 +105,19 @@
prop.gpu_acc_ = !cpu_;
std::unique_ptr<FormatIn> in(new FormatIn(prop.gpuAccl()));
- AVDictionary *avdic = prop.optsFormat();
int flag = -1;
if (gb_){
flag = in->openGb28181(input, NULL);
}else{
- flag = in->open(input, &avdic);
+ AVDictionary *avdic = prop.optsFormat();
+ if(avdic){
+ flag = in->open(input, &avdic);
+ av_dict_free(&avdic);
+ }else{
+ flag = in->open(input, NULL);
+ }
}
- if(avdic){
- av_dict_free(&avdic);
- }
+
if(flag == 0){
if(!in->findStreamInfo(NULL)){
logIt("can't find video stream\n");
@@ -150,7 +157,7 @@
stream_ = new stream(in, 3 * in->getFPS());
// stream_->AudioSwitch(audio_);
-
+
decoder_ = new decoder(in);
rec_->Load(in);
@@ -166,9 +173,9 @@
p.pts = p.dts = AV_NOPTS_VALUE;
}
int flag = 0;
- if (stream_) stream_->SetPacket(pkt);
- if (decoder_ && run_dec_) flag = decoder_->SetFrame(pkt);
- if (rec_->Loaded()) rec_->SetPacket(pkt);
+ if (run_stream_ && stream_) stream_->SetPacket(pkt);
+ if (run_dec_ && decoder_) flag = decoder_->SetFrame(pkt);
+ if (run_rec_ && rec_->Loaded()) rec_->SetPacket(pkt);
return flag;
}
@@ -202,7 +209,7 @@
int64_t v_id = id;
int64_t a_id = id;
- bool exist = access(input_url_.c_str(), 0) == 0 ? true : false;
+ bool exist = access(input_url_.c_str(), 0) == 0;
while(!stop_stream_.load()){
auto data(std::make_shared<CodedData>());
@@ -249,6 +256,10 @@
rec_->SetRecMinCacheTime(mind);
}
+ void Wrapper::OpenRecorder(){
+ run_rec_ = true;
+ }
+
void Wrapper::BuildRecorder(const char* id, const char *output, const int64_t &fid, const int mindur, const int maxdur, const bool audio){
bool a = audio;
if (gb_) a = false;
@@ -261,7 +272,6 @@
[=]{rec_->NewRec(rid.c_str(), dir.c_str(), fid, mindur, maxdur, a);};
}
}
-
int Wrapper::FireRecorder(const char* sid,const int64_t &id){
if (rec_->Loaded()){
rec_->FireRecSignal(sid, id);
@@ -274,7 +284,7 @@
}
}
////////decoder
- void Wrapper::BuildDecoder(){
+ void Wrapper::OpenDecoder(){
run_dec_ = true;
}
@@ -284,6 +294,10 @@
}
}
+ void Wrapper::CloseStream(){
+ run_stream_ = false;
+ }
+
void Wrapper::GetPacket(unsigned char **pktData, int *size, int *key){
if (stream_){
stream_->GetPacket(pktData, size, key);
@@ -299,69 +313,6 @@
// return val: -1 open error; -2, find stream error; -3, converter create
namespace cffmpeg_wrap{ // start test functions
- uint8_t* Decode(const char *file, const int gb, int *w, int *h){
- VideoProp prop;
- prop.url_ = file;
- prop.gpu_acc_ = false;
-
- std::unique_ptr<FormatIn> in(new FormatIn(prop.gpuAccl()));
- int flag = -1;
- if (gb){
- flag = in->openGb28181(file, NULL);
- }else{
- flag = in->open(file, NULL);
- }
-
- std::unique_ptr<cvbridge> bridge_(nullptr);
-
- if(flag == 0){
- if(!in->findStreamInfo(NULL)){
- logIt("yolo can't find video stream\n");
- *w = *h = -2;
- return NULL;
- }
- auto flag = in->openCodec(NULL);
- if(flag){
- auto dec_ctx = in->getCodecContext();
-
- AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
- bridge_.reset(new cvbridge(
- dec_ctx->width, dec_ctx->height, dec_ctx->pix_fmt,
- dec_ctx->width, dec_ctx->height, pix_fmt, SWS_BICUBIC));
-
- }else{
- logIt("FormatIn openCodec Failed!");
- *w = *h = -3;
- return NULL;
- }
- }else{
- logIt("open %s error", file);
- *w = *h = -1;
- return NULL;
- }
-
- uint8_t *pic = NULL;
- *w = *h = 0;
-
- int tryTime = 0;
- while (tryTime++ < 100){
-
- auto data(std::make_shared<CodedData>());
- if (in->readPacket(&data->getAVPacket()) == 0){
-
- auto frame(std::make_shared<FrameData>());
- AVFrame *frm = frame->getAVFrame();
- if(in->decode(frm, &data->getAVPacket()) == 0){
- *w = frm->width;
- *h = frm->height;
- pic = bridge_->convert2Data(frm);
- break;
- }
- }
- }
-
- return pic;
- }
/////// for encoder
typedef struct _PicEncoder{
FormatOut *enc;
@@ -370,12 +321,13 @@
int fps;
int br;
int gi;
+ int pix_fmt;
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){
+ const int pix_fmt, const int scale_flag, const int gi){
PicEncoder *e = (PicEncoder*)malloc(sizeof(PicEncoder));
e->enc = NULL;
@@ -384,6 +336,7 @@
e->fps = fps;
e->br = br;
e->gi = gi;
+ e->pix_fmt = pix_fmt;
e->flag = scale_flag;
e->bridge = NULL;
@@ -419,11 +372,11 @@
if (e->bridge == NULL){
e->bridge = new cvbridge(
- w, h, AV_PIX_FMT_BGR24,
+ w, h, e->pix_fmt,
e->w, e->h, ctx->pix_fmt, e->flag);
}
- AVFrame *bgr_frame = cvbridge::fillFrame(in, w, h, AV_PIX_FMT_BGR24);
+ AVFrame *bgr_frame = cvbridge::fillFrame(in, w, h, e->pix_fmt);
AVFrame *frame = e->bridge->convert2Frame(bgr_frame);
av_frame_free(&bgr_frame);
@@ -454,56 +407,25 @@
return flag;
}
-///////////////////////////////////////////////////////////
- typedef struct _conv
- {
- int srcW;
- int srcH;
- int srcF;
- int dstW;
- int dstH;
- cvbridge *b;
- }Conv;
-
- void *CreateConvertor(const int srcW, const int srcH, const int srcFormat,
- const int dstW, const int dstH, const int dstFormat, const int flag){
-
- auto bridge = new cvbridge(
- srcW, srcH, srcFormat,
- dstW, dstH, dstFormat, flag);
- if (!bridge) return NULL;
+ int GetGb28181Pic(const char *rtspUrl, char *retData, int *retDataLen){
+ int ret = 0;
+ std::string fn = rtspUrl;
- Conv *c = (Conv*)malloc(sizeof(Conv));
- c->b = bridge;
- c->dstW = dstW;
- c->dstH = dstH;
- c->srcW = srcW;
- c->srcH = srcH;
- c->srcF = srcFormat;
+ auto handle_gb28181 = new GB28181API;
+ if(handle_gb28181->addCamera(fn) == -1){
+ delete(handle_gb28181);
+ logIt("do addCamera Error\n");
+ return -1;
+ }
- return c;
+ int retLen = handle_gb28181->capturePic(handle_gb28181, retData, retDataLen);
+ if(retLen == 0){
+ logIt("do capturePic failed:%d");
+ ret = -1;
+ }
+
+ handle_gb28181->deleteCamera();
+ return ret;
}
-
- uint8_t *Convert(void *h, uint8_t *src){
- Conv *c = (Conv*)h;
-
- auto b = c->b;
-
- AVFrame *tmp_frm = cvbridge::fillFrame(src, c->srcW, c->srcH, c->srcF);
- if (!tmp_frm) return NULL;
-
- unsigned char *picData = b->convert2Data(tmp_frm);
-
- av_frame_free(&tmp_frm);
-
- return picData;
- }
-
- void DestoryConvertor(void *h){
- Conv *c = (Conv*)h;
- delete c->b;
- free(c);
- }
-
}
--
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