From e80ef6acf886a67fa9136fdc8312971cef91b534 Mon Sep 17 00:00:00 2001
From: chenshijun <csj_sky@126.com>
Date: 星期二, 24 九月 2019 16:41:55 +0800
Subject: [PATCH] 增加addCamera的返回值校验
---
csrc/wrapper.cpp | 96 ++++++++++++++++++++++++++++++------------------
1 files changed, 60 insertions(+), 36 deletions(-)
diff --git a/csrc/wrapper.cpp b/csrc/wrapper.cpp
index 9f0e4e7..3ad04cb 100644
--- a/csrc/wrapper.cpp
+++ b/csrc/wrapper.cpp
@@ -13,9 +13,8 @@
#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"
+#include "ffmpeg/property/VideoProp.hpp"
#include "ffmpeg/log/log.hpp"
#include "ffmpeg/bridge/cvbridge.hpp"
@@ -127,20 +126,21 @@
void Wrapper::init_worker(ffwrapper::FormatIn *in){
if (rec_->Loaded() && stream_ && decoder_) return;
+
stream_ = new stream(in, 3 * 25);
stream_->AudioSwitch(audio_);
decoder_ = new decoder(in, scale_w_, scale_h_, scale_f_);
-
+
rec_->Load(in);
if(fn_rec_lazy_) fn_rec_lazy_(in);
}
void Wrapper::run_worker(ffwrapper::FormatIn *in, std::shared_ptr<ffwrapper::CodedData> data, int64_t &id){
- if (stream_) stream_->SetPacket(data);
- if (decoder_) decoder_->SetFrame(data, id);
+ if (stream_) stream_->SetPacket(data, id);
if (rec_->Loaded()) rec_->SetPacket(data, id);
+ if (decoder_) decoder_->SetFrame(data, id);
}
void Wrapper::deinit_worker(){
@@ -160,17 +160,23 @@
continue;
}
+ int wTime = 1000000.0 / in->getFPS() ;
+ wTime >>= 1;
+ logIt("INPUT FPS: %d", wTime);
+
init_worker(in.get());
int64_t id = 0;
while(!stop_stream_.load()){
auto data(std::make_shared<CodedData>());
- if(!in->readPacket(data)){
- logIt("read packet error");
+ if (in->readPacket(&data->getAVPacket()) != 0){
+ logIt("read packet error, id: %lld", id);
break;
- }
-
+ }
+
run_worker(in.get(), data, id);
+ usleep(wTime);
+
id++;
}
@@ -220,24 +226,34 @@
} // end class wrapper
///////////////////////////////////////////////////////////
///single decode or encoder
- ////// decoder
+////// decoder
+
+#include "ffmpeg/data/FrameData.hpp"
+
+// return val: -1 open error; -2, find stream error; -3, converter create
namespace cffmpeg_wrap{ // start test functions
- uint8_t* DecodeJPEG(const char *file, int *w, int *h){
+ 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 = in->open(file, NULL);
-
+ 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(AVMEDIA_TYPE_VIDEO, NULL);
+ auto flag = in->openCodec(NULL);
if(flag){
auto dec_ctx = in->getCodecContext();
@@ -248,29 +264,37 @@
}else{
logIt("FormatIn openCodec Failed!");
+ *w = *h = -3;
return NULL;
}
}else{
logIt("open %s error", file);
+ *w = *h = -1;
return NULL;
}
- auto data(std::make_shared<CodedData>());
- if(!in->readPacket(data)){
- logIt("read packet error");
- 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 = (unsigned char*)malloc(frm->width * frm->height * 3);
+ bridge_->copyPicture(pic, frm);
+ break;
+ }
+ }
}
- auto frame(std::make_shared<FrameData>());
- auto ret = in->decode(frame, data);
- if(ret == 1){
- AVFrame *frm = frame->getAVFrame();
- *w = frm->width;
- *h = frm->height;
- unsigned char *data = (unsigned char*)malloc(frm->width * frm->height * 3);
- bridge_->copyPicture(data, frm);
- return data;
- }
- return NULL;
+
+ return pic;
}
/////// for encoder
typedef struct _PicEncoder{
@@ -334,28 +358,28 @@
}
AVFrame *frame = e->bridge->getAVFrame(in, w, h);
- auto data(std::make_shared<CodedData>());
+ AVPacket *pkt = av_packet_alloc();
- const int flag = e->enc->encode(data, frame);
- if(flag > 0){
- auto pkt = data->getAVPacket();
+ auto flag = e->enc->encode(pkt, frame);
+ if(flag == 0){
int extradata_size = ctx->extradata_size;
uint8_t *extra = ctx->extradata;
- *key = pkt.flags & AV_PKT_FLAG_KEY;
+ *key = pkt->flags & AV_PKT_FLAG_KEY;
if(!(*key)){
extradata_size = 0;
}
- *size = pkt.size + extradata_size;
+ *size = pkt->size + extradata_size;
*out = (unsigned char *)malloc(*size);
memcpy(*out, extra, extradata_size);
- memcpy(*out + extradata_size, pkt.data, pkt.size);
+ memcpy(*out + extradata_size, pkt->data, pkt->size);
}else{
logIt("encode error or need more packet\n");
}
+ av_packet_free(&pkt);
av_frame_free(&frame);
return flag;
--
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