From 080acae08ec8cfe413c3e6e45bcf7f9222dfa02d Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期四, 24 十月 2019 16:50:28 +0800
Subject: [PATCH] update
---
csrc/ffmpeg/format/FormatIn.cpp | 142 ++++++++++++++++++-----------------------------
1 files changed, 54 insertions(+), 88 deletions(-)
diff --git a/csrc/ffmpeg/format/FormatIn.cpp b/csrc/ffmpeg/format/FormatIn.cpp
index 3f87d59..420c9ac 100644
--- a/csrc/ffmpeg/format/FormatIn.cpp
+++ b/csrc/ffmpeg/format/FormatIn.cpp
@@ -17,8 +17,6 @@
#include "../configure/conf.hpp"
#include "../property/VideoProp.hpp"
-#include "../data/CodedData.hpp"
-#include "../data/FrameData.hpp"
#include "../../common/gpu/info.h"
@@ -42,20 +40,23 @@
{
if(io_ctx_){
if(read_io_buff_){
- // av_free(read_io_buff_);
read_io_buff_ = NULL;
}
avio_context_free(&io_ctx_);
io_ctx_ = NULL;
}
if(ctx_){
- avformat_close_input(&ctx_);
- avformat_free_context(ctx_);
+ if (!ctx_->oformat){
+ avformat_free_context(ctx_);
+ }else{
+ avformat_close_input(&ctx_);
+ }
ctx_ = NULL;
if(dec_ctx_){
avcodec_close(dec_ctx_);
dec_ctx_ = NULL;
}
+
}
if (handle_gb28181){
delete handle_gb28181;
@@ -66,26 +67,25 @@
int FormatIn::openWithCustomIO(void *opaque, read_packet fn, AVDictionary **options/*=NULL*/){
ctx_ = avformat_alloc_context();
if(!ctx_){
- logIt("open with custom io create format error");
+ logIt("open with custom io create format error\n");
return -1;
}
read_io_buff_ = (uint8_t*)av_malloc(read_io_buff_size_);
if(!read_io_buff_){
- logIt("open with custom io alloc read io buff error");
+ logIt("open with custom io alloc read io buff error\n");
return -1;
}
io_ctx_ = avio_alloc_context(read_io_buff_, read_io_buff_size_, 0, opaque, fn, NULL, NULL);//opaque
if(!io_ctx_){
- logIt("open with custom io create custom avio error");
+ logIt("open with custom io create custom avio error\n");
return -1;
}
ctx_->pb = io_ctx_;
- auto err = av_probe_input_buffer(ctx_->pb, &ctx_->iformat, NULL, NULL, 0, read_io_buff_size_);
+ auto err = av_probe_input_buffer(ctx_->pb, &ctx_->iformat, NULL, NULL, 0, 0);
if(err != 0){
- logIt("open with custom io prob input buffer error:%d", err);
- logIt("failed:%s", getAVErrorDesc(err).c_str());
+ logIt("open with custom io prob input buffer error:%d err: %s\n", err, getAVErrorDesc(err).c_str());
return -1;
}
@@ -100,14 +100,18 @@
delete handle_gb28181;
}
handle_gb28181 = new GB28181API;
- handle_gb28181->addCamera(fn);
+ if(handle_gb28181->addCamera(fn) == -1){
+ logIt("do addCamera Error\n");
+ return -1;
+ }
int ret = openWithCustomIO(handle_gb28181, handle_gb28181->readData, options);
if(ret < 0){
logIt("do openWithCustomIO failed:%d",ret);
- }
+ }else{
+ ret = avformat_open_input(&ctx_, "", NULL, options);
+ }
- ret = avformat_open_input(&ctx_, "", NULL, options);
// if(ret < 0){
// logIt("open %s failed:%s",filename,
// getAVErrorDesc(ret).c_str());
@@ -138,11 +142,13 @@
return false;
}
- logIt("there are %d stream", ctx_->nb_streams);
+ // logIt("there are %d stream", ctx_->nb_streams);
for (int i = 0; i < ctx_->nb_streams; ++i)
{
auto type = ctx_->streams[i]->codecpar->codec_type;
+ logIt("there are %d stream, stream %d, type %d", ctx_->nb_streams, i, type);
+
if (type == AVMEDIA_TYPE_VIDEO){
vs_idx_ = i;
@@ -151,33 +157,30 @@
fps_ = av_q2d(in->r_frame_rate);
}else if(in->avg_frame_rate.num >=1 && in->avg_frame_rate.den >= 1){
fps_ = av_q2d(in->avg_frame_rate);
- }
- logIt("video stream time base %d : %d", in->time_base.num, in->time_base.den);
+ }
+ logIt("in stream video fps %f, time_base: %d : %d", fps_, in->time_base.num, in->time_base.den);
}
if (type == AVMEDIA_TYPE_AUDIO){
- as_idx_ = i;
- logIt("audio stream time base %d : %d", ctx_->streams[i]->time_base.num, ctx_->streams[i]->time_base.den);
+ auto in = ctx_->streams[i];
+ logIt("in stream audio %d time_base: %d : %d", in->codecpar->codec_id, in->time_base.num, in->time_base.den);
+ if (in->codecpar->codec_id == AV_CODEC_ID_AAC)
+ as_idx_ = i;
+ else
+ logIt("record not support audio codec: %d", in->codecpar->codec_id);
}
}
+
return true;
}
- bool FormatIn::openCodec(const int type, AVDictionary **options){
- int stream_index = -1;
- switch(type){
- case AVMEDIA_TYPE_VIDEO:
- stream_index = vs_idx_;
- break;
- default:
- break;
- }
- if(stream_index < 0){
- logIt("open input %s codec need correct stream",ctx_->filename);
+ const bool FormatIn::IsHEVC()const{
+ return ctx_->streams[vs_idx_]->codecpar->codec_id == AV_CODEC_ID_HEVC;
+ }
- return false;
- }
+ bool FormatIn::openCodec(AVDictionary **options){
+ if (vs_idx_ == -1) return false;
- AVStream *s = ctx_->streams[stream_index];
+ AVStream *s = ctx_->streams[vs_idx_];
AVCodecParameters *codecpar = s->codecpar;
AVCodec *dec = NULL;
@@ -206,7 +209,6 @@
continue;
}else{
av_dict_set(&avdic, "gpu", std::to_string(idle_gpu).c_str(), 0);
- // av_dict_set(&avdic, "gpu", std::to_string(2).c_str(), 0);
}
}else{
dec = avcodec_find_decoder(codecpar->codec_id);
@@ -267,9 +269,9 @@
return ctx_->streams[vs_idx_];
}
- if (type == ctx_->streams[vs_idx_]->codecpar->codec_type)
+ if (vs_idx_ > -1 && type == ctx_->streams[vs_idx_]->codecpar->codec_type)
return ctx_->streams[vs_idx_];
- if (type == ctx_->streams[as_idx_]->codecpar->codec_type)
+ if (as_idx_ > -1 && type == ctx_->streams[as_idx_]->codecpar->codec_type)
return ctx_->streams[as_idx_];
return NULL;
@@ -279,43 +281,37 @@
return dec_ctx_;
}
- bool FormatIn::isVideoPkt(AVPacket &pkt){
- if (pkt.stream_index == vs_idx_){
+ bool FormatIn::isVideoPkt(AVPacket *pkt){
+ if (pkt->stream_index == vs_idx_){
return true;
}
return false;
}
- bool FormatIn::isAudioPkt(AVPacket &pkt){
- if (pkt.stream_index == as_idx_){
+ bool FormatIn::isAudioPkt(AVPacket *pkt){
+ if (pkt->stream_index == as_idx_){
return true;
}
return false;
}
- bool FormatIn::readPacket(AVPacket &pkt_out){
+ bool FormatIn::notVideoAudio(AVPacket *pkt){
+ return !isVideoPkt(pkt) && !isAudioPkt(pkt);
+ }
+
+ int FormatIn::readPacket(AVPacket *pkt_out){
- const int ret = av_read_frame(ctx_, &pkt_out);
- if(ret < 0){
- return false;
- }
+ auto flag = av_read_frame(ctx_, pkt_out);
- return true;
-
+ return flag;
}
- bool FormatIn::readPacket(std::shared_ptr<CodedData> &data){
-
- AVPacket &pkt(data->getAVPacket());
- return readPacket(pkt);
- }
-
- int FormatIn::decode(AVFrame* &frame, AVPacket &pkt){
+ int FormatIn::decode(AVFrame* frame, AVPacket *pkt){
AVStream *in = getStream();
- av_packet_rescale_ts(&pkt, in->time_base, in->codec->time_base);
- int ret = avcodec_send_packet(dec_ctx_, &pkt);
+ av_packet_rescale_ts(pkt, in->time_base, in->codec->time_base);
+ int ret = avcodec_send_packet(dec_ctx_, pkt);
if(ret < 0){
logIt("avcodec_send_packet error : %s", getAVErrorDesc(ret).c_str());
return -1;
@@ -328,39 +324,9 @@
logIt("decode frame failed : %s", getAVErrorDesc(ret).c_str());
return -1;
}else{
- return 1;
+ return 0;
}
}
- return 0;
+ return -2;
}
-
- int FormatIn::decode(std::shared_ptr<FrameData> &frame_data,
- std::shared_ptr<CodedData> &data){
-
- AVFrame *frame = frame_data->getAVFrame();
- AVPacket &pkt(data->getAVPacket());
-
- return decode(frame, pkt);
- }
-
- int FormatIn::readFrame(AVFrame* &frame){
-
- auto data(std::make_shared<CodedData>());
- if(!readPacket(data)){
- return -1;
- }
-
- AVPacket &pkt(data->getAVPacket());
-
- return decode(frame, pkt);
- }
-
- int FormatIn::readFrame(std::shared_ptr<FrameData> &frame_data){
-
- AVFrame *frame(frame_data->getAVFrame());
-
- return readFrame(frame);
- }
-
-
}
--
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