| | |
| | | #include "../configure/conf.hpp" |
| | | |
| | | #include "../property/VideoProp.hpp" |
| | | #include "../data/CodedData.hpp" |
| | | #include "../data/FrameData.hpp" |
| | | |
| | | #include "../../common/gpu/info.h" |
| | | |
| | |
| | | namespace ffwrapper{ |
| | | FormatOut::FormatOut() |
| | | :ctx_(NULL) |
| | | ,v_s_(NULL) |
| | | ,v_idx_(-1) |
| | | ,a_idx_(-1) |
| | | ,enc_ctx_(NULL) |
| | | ,sync_opts_(0) |
| | | ,record_(false) |
| | | ,fps_(0.0f) |
| | | ,format_name_("mp4") |
| | | ,in_v_stream_(NULL) |
| | | ,in_a_stream_(NULL) |
| | | {} |
| | | |
| | | FormatOut::~FormatOut() |
| | | { |
| | | clear(); |
| | | |
| | | } |
| | | |
| | | void FormatOut::clear(){ |
| | |
| | | avformat_free_context(ctx_); |
| | | ctx_ = NULL; |
| | | } |
| | | v_s_ = NULL; |
| | | sync_opts_ = 0; |
| | | |
| | | } |
| | |
| | | } |
| | | logIt("use encoder %s", codec->name); |
| | | |
| | | v_s_ = avformat_new_stream(ctx_, codec); |
| | | AVStream *v = avformat_new_stream(ctx_, codec); |
| | | v_idx_ = 0; |
| | | |
| | | enc_ctx_ = avcodec_alloc_context3(codec); |
| | | |
| | |
| | | logIt("can't open output codec: %s", getAVErrorDesc(err).c_str()); |
| | | return false; |
| | | } |
| | | err = avcodec_parameters_from_context(v_s_->codecpar, enc_ctx_); |
| | | err = avcodec_parameters_from_context(v->codecpar, enc_ctx_); |
| | | if (err < 0) { |
| | | logIt("can't avcodec_parameters_from_context: %s", getAVErrorDesc(err).c_str()); |
| | | return false; |
| | |
| | | return true; |
| | | |
| | | } |
| | | |
| | | AVStream *FormatOut::getStream(){ |
| | | if (v_idx_ == -1) return NULL; |
| | | return ctx_->streams[v_idx_]; |
| | | } |
| | | |
| | | const AVCodecContext *FormatOut::getCodecContext()const{ |
| | | return enc_ctx_; |
| | | } |
| | | |
| | | int FormatOut::encode(AVPacket &pkt, AVFrame *frame){ |
| | | int FormatOut::encode(AVPacket *pkt, AVFrame *frame){ |
| | | |
| | | AVStream *out = getStream(); |
| | | |
| | | frame->quality = enc_ctx_->global_quality; |
| | | frame->pict_type = AV_PICTURE_TYPE_NONE; |
| | | |
| | | pkt.data = NULL; |
| | | pkt.size = 0; |
| | | pkt->data = NULL; |
| | | pkt->size = 0; |
| | | |
| | | int ret = avcodec_send_frame(enc_ctx_, frame); |
| | | if(ret < 0){ |
| | |
| | | } |
| | | |
| | | while(ret >= 0){ |
| | | ret = avcodec_receive_packet(enc_ctx_, &pkt); |
| | | ret = avcodec_receive_packet(enc_ctx_, pkt); |
| | | if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF) { |
| | | break; |
| | | }else if (ret < 0) { |
| | | logIt("avcodec_receive_packet : %s", getAVErrorDesc(ret).c_str()); |
| | | return -1; |
| | | }else{ |
| | | if(pkt.pts == AV_NOPTS_VALUE |
| | | if(pkt->pts == AV_NOPTS_VALUE |
| | | && !(enc_ctx_->codec->capabilities & AV_CODEC_CAP_DELAY)) |
| | | { |
| | | pkt.pts = sync_opts_++; |
| | | pkt->pts = sync_opts_++; |
| | | } |
| | | av_packet_rescale_ts(&pkt, enc_ctx_->time_base, out->time_base); |
| | | av_packet_rescale_ts(pkt, enc_ctx_->time_base, out->time_base); |
| | | // printf("pkt pts: %lld\n", pkt.pts); |
| | | return 1; |
| | | return 0; |
| | | } |
| | | |
| | | } |
| | | |
| | | return 0; |
| | | } |
| | | |
| | | int FormatOut::encode(std::shared_ptr<CodedData> &data, |
| | | std::shared_ptr<FrameData> &frame_data){ |
| | | |
| | | AVStream *out = getStream(); |
| | | AVCodecContext *enc_ctx = out->codec; |
| | | data->refExtraData(enc_ctx->extradata, enc_ctx->extradata_size); |
| | | |
| | | AVPacket &pkt(data->getAVPacket()); |
| | | AVFrame *frame = frame_data->getAVFrame(); |
| | | |
| | | return encode(pkt, frame); |
| | | } |
| | | |
| | | int FormatOut::encode(std::shared_ptr<CodedData> &data,AVFrame *frame){ |
| | | |
| | | AVStream *out = getStream(); |
| | | AVCodecContext *enc_ctx = out->codec; |
| | | data->refExtraData(enc_ctx->extradata, enc_ctx->extradata_size); |
| | | |
| | | AVPacket &pkt(data->getAVPacket()); |
| | | |
| | | return encode(pkt, frame); |
| | | return -2; |
| | | } |
| | | |
| | | ////////////////////////////////////////////////////////////////////////// |
| | | FormatOut::FormatOut(AVStream *in, const char *format_name) |
| | | FormatOut::FormatOut(const double fps, const char *format_name) |
| | | :FormatOut(){ |
| | | |
| | | format_name_ = format_name; |
| | | |
| | | if(in->r_frame_rate.num >=1 && in->r_frame_rate.den >= 1){ |
| | | 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); |
| | | } |
| | | } |
| | | |
| | | |
| | | bool FormatOut::copyCodecFromIn(AVStream *in){ |
| | | |
| | | v_s_ = avformat_new_stream(ctx_, in->codec->codec); |
| | | if(!v_s_){ |
| | | return false; |
| | | } |
| | | |
| | | int ret = avcodec_copy_context(v_s_->codec, in->codec); |
| | | if (ret < 0){ |
| | | logIt("can't copy codec from in error:%s", getAVErrorDesc(ret).c_str()); |
| | | |
| | | return false; |
| | | } |
| | | |
| | | if (ctx_->oformat->flags & AVFMT_GLOBALHEADER) |
| | | { |
| | | v_s_->codec->flags |= AV_CODEC_FLAG_GLOBAL_HEADER; |
| | | } |
| | | return true; |
| | | fps_ = fps; |
| | | } |
| | | |
| | | bool FormatOut::openResource(const char *filename, const int flags){ |
| | | if((ctx_->flags & AVFMT_NOFILE) != AVFMT_NOFILE){ |
| | | if((ctx_->oformat->flags & AVFMT_NOFILE) != AVFMT_NOFILE){ |
| | | |
| | | const int err = avio_open2(&ctx_->pb, filename, flags, NULL, NULL); |
| | | if(err < 0) |
| | |
| | | } |
| | | return true; |
| | | } |
| | | bool FormatOut::JustWriter(AVStream *in, const char *filename){ |
| | | |
| | | bool FormatOut::addStream(AVStream *s){ |
| | | AVStream *in_stream = s; |
| | | |
| | | AVStream *out_stream = avformat_new_stream(ctx_, in_stream->codec->codec); |
| | | if(!out_stream) |
| | | { |
| | | logIt("Failed allocating output stream.\n"); |
| | | return false; |
| | | } |
| | | //将输出流的编码信息复制到输入流 |
| | | auto ret = avcodec_parameters_copy(out_stream->codecpar, in_stream->codecpar); |
| | | if(ret<0) |
| | | { |
| | | logIt("Failed to copy context from input to output stream codec context\n"); |
| | | return false; |
| | | } |
| | | out_stream->codecpar->codec_tag = 0; |
| | | |
| | | if(ctx_->oformat->flags & AVFMT_GLOBALHEADER) |
| | | out_stream->codec->flags |= AV_CODEC_FLAG_GLOBAL_HEADER; |
| | | |
| | | return true; |
| | | } |
| | | |
| | | bool FormatOut::copyCodecFromIn(AVStream *v, AVStream *a){ |
| | | if (v){ |
| | | v_idx_ = 0; |
| | | in_v_stream_ = v; |
| | | |
| | | if (!addStream(v)){ |
| | | logIt("format out add video stream error"); |
| | | return false; |
| | | }else{ |
| | | logIt("copy video from instream"); |
| | | } |
| | | } |
| | | if (a){ |
| | | a_idx_ = 1; |
| | | in_a_stream_ = a; |
| | | if (!addStream(a)){ |
| | | logIt("format out add audio stream error"); |
| | | return false; |
| | | }else{ |
| | | logIt("copy audio from instream"); |
| | | } |
| | | } |
| | | return true; |
| | | } |
| | | |
| | | bool FormatOut::JustWriter(AVStream *v, AVStream *a, const char *filename){ |
| | | if(ctx_){ |
| | | clear(); |
| | | } |
| | | |
| | | bool flag = open(NULL, format_name_.c_str()); |
| | | |
| | | flag = copyCodecFromIn(in) && flag; |
| | | flag = copyCodecFromIn(v, a) && flag; |
| | | if(!flag){ |
| | | logIt("FormatOut JustWriter error from in"); |
| | | return false; |
| | | } |
| | | |
| | | flag = openResource(filename, 2); |
| | | |
| | | if(flag){ |
| | | AVDictionary *avdic = NULL; |
| | | char option_key[]="movflags"; |
| | |
| | | av_dict_set(&avdic,option_key,option_value,0); |
| | | flag = writeHeader(&avdic); |
| | | av_dict_free(&avdic); |
| | | |
| | | } |
| | | |
| | | return flag; |
| | | } |
| | | |
| | |
| | | bool FormatOut::endWriter(){ |
| | | |
| | | auto flag = writeTrailer(); |
| | | closeResource(); |
| | | record_ = false; |
| | | |
| | | return flag; |
| | |
| | | getAVErrorDesc(ret).c_str()); |
| | | return false; |
| | | } |
| | | |
| | | record_ = true; |
| | | return true; |
| | | } |
| | | |
| | | void FormatOut::adjustPTS(AVPacket &pkt, const int64_t &frame_cnt){ |
| | | int64_t time_stamp = frame_cnt; |
| | | |
| | | pkt.pos = -1; |
| | | pkt.stream_index = 0; |
| | | void FormatOut::adjustPTS(AVPacket *pkt, const int64_t &frame_cnt){ |
| | | AVStream *in_stream,*out_stream; |
| | | int out_idx = -1; |
| | | std::vector<AVStream*> in_streams{in_v_stream_, in_a_stream_}; |
| | | for (auto i : in_streams){ |
| | | if (i && (i->index == pkt->stream_index)){ |
| | | if (i->codecpar->codec_type == AVMEDIA_TYPE_VIDEO){ |
| | | out_idx = v_idx_; |
| | | in_stream = i; |
| | | break; |
| | | }else if (i->codecpar->codec_type == AVMEDIA_TYPE_AUDIO){ |
| | | in_stream = i; |
| | | out_idx = a_idx_; |
| | | break; |
| | | } |
| | | } |
| | | } |
| | | if (out_idx == -1) return; |
| | | out_stream = ctx_->streams[out_idx]; |
| | | pkt->stream_index = out_idx; |
| | | |
| | | //Write PTS |
| | | AVRational time_base = getStream()->time_base; |
| | | int64_t time_stamp = frame_cnt; |
| | | |
| | | if (out_idx == v_idx_){ |
| | | |
| | | AVRational time_base_q = { 1, AV_TIME_BASE }; |
| | | //Duration between 2 frames (us) |
| | | // int64_t calc_duration = (double)(AV_TIME_BASE)*(1 / fps_); //内部时间戳 |
| | | int64_t calc_duration = (int64_t)(AV_TIME_BASE / fps_); //内部时间戳 |
| | | //Parameters |
| | | pkt.pts = av_rescale_q(time_stamp*calc_duration, time_base_q, time_base); |
| | | pkt.dts = pkt.pts; |
| | | pkt.duration = av_rescale_q(calc_duration, time_base_q, time_base); //(double)(calc_duration)*(double)(av_q2d(time_base_q)) / (double)(av_q2d(time_base)); |
| | | |
| | | // if (pkt.duration < 0 || time_base.den != 90000){ |
| | | // logIt("CALCULATE DURATION : %lld, fame count : %lld, TIMEBASE: %d", calc_duration,time_stamp, time_base.den); |
| | | // } |
| | | |
| | | pkt->pos = -1; |
| | | AVRational time_base = ctx_->streams[out_idx]->time_base; |
| | | |
| | | AVRational time_base_q = { 1, AV_TIME_BASE }; |
| | | int64_t calc_duration = (int64_t)(AV_TIME_BASE / fps_); //内部时间戳 |
| | | pkt->pts = av_rescale_q(time_stamp*calc_duration, time_base_q, time_base); |
| | | pkt->dts = pkt->pts; |
| | | pkt->duration = av_rescale_q(calc_duration, time_base_q, time_base); |
| | | |
| | | }else if (out_idx == a_idx_){ |
| | | |
| | | pkt->duration = 1024; |
| | | pkt->pts = pkt->dts = pkt->duration * time_stamp; |
| | | |
| | | } |
| | | // logIt("BEFORE in stream timebase %d:%d, out timebase %d:%d, |
| | | // pts: %lld, dts: %lld, duration: %lld", |
| | | // in_stream->time_base.num, in_stream->time_base.den, |
| | | // out_stream->time_base.num, out_stream->time_base.den, |
| | | // pkt->pts, pkt->dts, pkt->duration); |
| | | |
| | | } |
| | | |
| | | bool FormatOut::writeFrame(AVPacket &pkt, const int64_t &frame_cnt, |
| | | bool FormatOut::writeFrame(AVPacket *pkt, const int64_t &frame_cnt, |
| | | bool interleaved/* = true*/){ |
| | | |
| | | adjustPTS(pkt, frame_cnt); |
| | | return writeFrame2(pkt, interleaved); |
| | | auto ret = writeFrameInternal(pkt, interleaved); |
| | | if (!ret){ |
| | | logIt("write to file failed, pkt.pts: %lld, dts: %lld, frame count: %d", |
| | | pkt->pts, pkt->dts, frame_cnt); |
| | | } |
| | | return ret; |
| | | } |
| | | |
| | | bool FormatOut::writeFrame2(AVPacket &pkt, bool interleaved){ |
| | | |
| | | static bool write_frame(AVFormatContext *ctx, AVPacket *pkt, bool interleaved){ |
| | | int ret = 0; |
| | | if(interleaved) |
| | | ret = av_interleaved_write_frame(ctx_, &pkt); |
| | | else |
| | | { |
| | | if(interleaved){ |
| | | ret = av_interleaved_write_frame(ctx, pkt); |
| | | }else{ |
| | | // returns 1 if flushed and there is no more data to flush |
| | | ret = av_write_frame(ctx_, &pkt); |
| | | } |
| | | |
| | | if(ret < 0) |
| | | { |
| | | logIt("write packet to file failed:%s", |
| | | getAVErrorDesc(ret).c_str()); |
| | | return false; |
| | | ret = av_write_frame(ctx, pkt); |
| | | } |
| | | |
| | | return true; |
| | | if(ret < -22 || ret == 0){ |
| | | return true; |
| | | } |
| | | |
| | | return false; |
| | | } |
| | | |
| | | bool FormatOut::writeFrameInternal(AVPacket *pkt, bool interleaved){ |
| | | |
| | | return write_frame(ctx_, pkt, interleaved); |
| | | } |
| | | |
| | | bool FormatOut::writeTrailer(){ |