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/ffmpeg/format/FormatIn.cpp | 68 +++++++++++++++++---------------- 1 files changed, 35 insertions(+), 33 deletions(-) diff --git a/csrc/ffmpeg/format/FormatIn.cpp b/csrc/ffmpeg/format/FormatIn.cpp index 420c9ac..28b473b 100644 --- a/csrc/ffmpeg/format/FormatIn.cpp +++ b/csrc/ffmpeg/format/FormatIn.cpp @@ -38,38 +38,32 @@ FormatIn::~FormatIn() { - if(io_ctx_){ - if(read_io_buff_){ - read_io_buff_ = NULL; - } - avio_context_free(&io_ctx_); - io_ctx_ = NULL; + logIt("free format in"); + if(dec_ctx_){ + avcodec_close(dec_ctx_); + avcodec_free_context(&dec_ctx_); + dec_ctx_ = NULL; } + if(ctx_){ - if (!ctx_->oformat){ - avformat_free_context(ctx_); - }else{ - avformat_close_input(&ctx_); - } + avformat_close_input(&ctx_); ctx_ = NULL; - if(dec_ctx_){ - avcodec_close(dec_ctx_); - dec_ctx_ = NULL; - } - } + if (handle_gb28181){ delete handle_gb28181; } + + if(io_ctx_){ + av_freep(&io_ctx_->buffer); + av_freep(&io_ctx_); + io_ctx_ = NULL; + } + } //////////////////////////////////////////////////////////////////////// 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\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\n"); @@ -81,13 +75,20 @@ 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, 0); - if(err != 0){ - logIt("open with custom io prob input buffer error:%d err: %s\n", err, getAVErrorDesc(err).c_str()); + + ctx_ = avformat_alloc_context(); + if(!ctx_){ + logIt("open with custom io create format error\n"); return -1; } + + ctx_->pb = io_ctx_; + + // 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: %s\n", err, getAVErrorDesc(err).c_str()); + // return -1; + // } return 0; } @@ -158,7 +159,7 @@ }else if(in->avg_frame_rate.num >=1 && in->avg_frame_rate.den >= 1){ fps_ = av_q2d(in->avg_frame_rate); } - logIt("in stream video fps %f, time_base: %d : %d", fps_, in->time_base.num, in->time_base.den); + logIt("in stream video fps %f, time_base: %d : %d, size: %dx%d", fps_, in->time_base.num, in->time_base.den, in->codecpar->width, in->codecpar->height); } if (type == AVMEDIA_TYPE_AUDIO){ auto in = ctx_->streams[i]; @@ -193,17 +194,18 @@ for (int i = 0; i < 2; ++i) { if(hw_accl_){ - idle_gpu = gpu::getGPU(100); + // idle_gpu = gpu::getGPUPrior(300, 1024, 0); + idle_gpu = gpu::getGPU(300); if(idle_gpu < 0){ logIt("NO GPU RESOURCE TO DECODE"); hw_accl_ = false; continue; } - if(codecpar->codec_id == AV_CODEC_ID_H264){ - dec = avcodec_find_decoder_by_name("h264_cuvid"); - }else if(codecpar->codec_id == AV_CODEC_ID_H265){ - dec = avcodec_find_decoder_by_name("hevc_cuvid"); - } + + std::string codec_name(avcodec_get_name(codecpar->codec_id)); + codec_name += "_cuvid"; + dec = avcodec_find_decoder_by_name(codec_name.c_str()); + if(!dec){ hw_accl_ = false; continue; -- Gitblit v1.8.0