| | |
| | | #include "PL_H264Encoder.h"
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| | | #include "MaterialBuffer.h"
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| | |
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| | | extern "C"
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| | | {
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| | | #include <libavcodec/avcodec.h>
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| | | #include <libavutil/frame.h>
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| | | #include <libavformat/avformat.h>
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| | | #include "libavutil/imgutils.h"
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| | | #include <libavutil/imgutils.h>
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| | | |
| | | #include <libyuv.h>
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| | | }
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| | |
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| | | struct H264Encoder_Internal
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| | |
| | | bool payError;
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| | | bool ffmpegInited;
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| | | size_t frameCount;
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| | | MB_Frame lastFrame;
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| | |
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| | | AVCodecContext* pAVCodecContext;
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| | | AVFrame* pAVFrame;//#todo delete
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| | |
| | | H264Encoder_Internal() :
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| | | buffSize(0), buffSizeMax(sizeof(buffer)),
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| | | payError(true), ffmpegInited(false), frameCount(0),
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| | | pAVCodecContext(nullptr), pAVFrame(nullptr), pAVStream(nullptr), pAVFormatContext(nullptr)
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| | | |
| | | pAVCodecContext(nullptr), pAVFrame(nullptr), pAVStream(nullptr), pAVFormatContext(nullptr), |
| | | lastFrame()
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| | | {
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| | | }
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| | |
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| | |
| | | payError = true;
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| | | ffmpegInited = false;
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| | | frameCount = 0;
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| | | |
| | | MB_Frame _lastFrame;
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| | | lastFrame = _lastFrame;
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| | |
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| | | pAVCodecContext = nullptr;
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| | | pAVFrame = nullptr;
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| | |
| | | in->pAVCodecContext = avcodec_alloc_context3(avCodec);
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| | |
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| | | in->pAVCodecContext->bit_rate = 1*1024*1024*8; // 3MB
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| | | in->pAVCodecContext->width = 1920;
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| | | in->pAVCodecContext->height = 1080;//#todo from config
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| | | in->pAVCodecContext->width = 800;//#todo test
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| | | in->pAVCodecContext->height = 600;//#todo from config
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| | | in->pAVCodecContext->time_base.num=1;
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| | | in->pAVCodecContext->time_base.den=25;
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| | | in->pAVCodecContext->gop_size = 20;
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| | | in->pAVCodecContext->gop_size = 25;
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| | | in->pAVCodecContext->max_b_frames = 0;
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| | | in->pAVCodecContext->pix_fmt = AV_PIX_FMT_YUV420P;
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| | |
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| | |
| | | return true;
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| | | }
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| | |
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| | | #define SUBSAMPLE(v, a) ((((v) + (a) - 1)) / (a))
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| | |
|
| | | void copyAVFrame(AVFrame* dest, AVFrame* src)
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| | | {
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| | | dest->data[0] = src->data[0];
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| | | dest->data[1] = src->data[1];
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| | | dest->data[2] = src->data[2];
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| | | int src_width = src->width;
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| | | int src_height = src->height;
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| | | int dst_width = dest->width;
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| | | int dst_height = dest->height;
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| | | printf("I420Scale sw=%d, sh=%d, dw=%d, dh=%d\n", src_width,src_height,dst_width, dst_height);
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| | |
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| | | libyuv::I420Scale(src->data[0], src_width, |
| | | src->data[1], SUBSAMPLE(src_width, 2), |
| | | src->data[2], SUBSAMPLE(src_width, 2), |
| | | src_width, src_height, |
| | | dest->data[0], dst_width, |
| | | dest->data[1], SUBSAMPLE(dst_width, 2), |
| | | dest->data[2], SUBSAMPLE(dst_width, 2), |
| | | dst_width, dst_height, |
| | | libyuv::kFilterNone );
|
| | | |
| | | //#test
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| | | //static size_t f=0;
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| | | //char fname[50];
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| | | //sprintf(fname, "%u.yuv420", ++f);
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| | | //FILE * pFile = fopen (fname,"wb");
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| | | //fwrite (dest->data[0] , sizeof(char), dst_width * dst_height, pFile);
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| | | //fwrite (dest->data[1] , sizeof(char), dst_width * dst_height / 4, pFile);
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| | | //fwrite (dest->data[2] , sizeof(char), dst_width * dst_height / 4, pFile);
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| | | //fclose(pFile);
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| | | |
| | | //dest->data[0] = src->data[0];
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| | | //dest->data[1] = src->data[1];
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| | | //dest->data[2] = src->data[2];
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| | |
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| | | //int height = dest->height;
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| | | //int width = dest->width;
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| | |
| | | //memcpy(dest->data[2], src->data[2], height * width / 4); // V
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| | | }
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| | |
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| | | bool encodeH264(H264Encoder_Internal* in, AVFrame* pAVFrame, size_t buffSize) |
| | | bool encodeH264(H264Encoder_Internal* in, AVFrame* pAVFrame, timeval pts) |
| | | {
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| | | in->buffSize = 0;
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| | | in->frameCount++;
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| | |
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| | | copyAVFrame(in->pAVFrame, pAVFrame);
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| | |
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| | | //in->pAVFrame->pts = (1.0 / 25) * 90000 * in->frameCount;
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| | | in->pAVFrame->pts = time(nullptr);
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| | | //in->pAVFrame->pts = time(nullptr);
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| | | //in->pAVFrame->pts = (pts.tv_sec * 1000 * 1000 + pts.tv_usec) / 90000 + in->frameCount;
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| | | //in->pAVFrame->pts = (pts.tv_sec * 1000 * 1000 + pts.tv_usec) / 90000 + ((1.0 / 25) * 90000 * in->frameCount);
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| | | in->pAVFrame->pts = (pts.tv_sec * 1000 * 1000 + pts.tv_usec) / 90000;
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| | | //in->pAVFrame->pts = pAVFrame->pkt_pts;
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| | | //in->pAVFrame->pts = (1.0 / 25) * 90000 * in->frameCount;
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| | |
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| | | AVPacket pAVPacket = {0};
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| | | av_init_packet(&pAVPacket);
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| | |
| | |
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| | | if (gotPacket > 0)
|
| | | {
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| | | in->frameCount++;
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| | | printf("Succeed to encode (1) frame=%d, size=%d\n", in->frameCount, pAVPacket.size);
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| | | memcpy(in->buffer, pAVPacket.data, pAVPacket.size);
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| | | in->buffSize = pAVPacket.size;
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| | |
| | | }
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| | |
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| | | //#todo finit
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| | | //Flush Encoder |
| | | //Flush Encoder, when stop encoder
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| | | //while (gotPacket > 0)
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| | | //{
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| | | // ret = avcodec_encode_video2(in->pAVCodecContext, &pAVPacket, NULL, &gotPacket);
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| | |
| | |
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| | |
|
| | | //#test
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| | | if (in->buffSize > 0)
|
| | | {
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| | | static FILE * pFile = fopen("out.h264","wba+");
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| | | fwrite (in->buffer , sizeof(char), in->buffSize, pFile);
|
| | | fflush(pFile);
|
| | | }
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| | | //if (in->buffSize > 0)
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| | | //{
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| | | // static FILE * pFile = fopen("out.h264","wba+");
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| | | // fwrite (in->buffer , sizeof(char), in->buffSize, pFile);
|
| | | // fflush(pFile);
|
| | | //}
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| | |
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| | | in->payError = (in->buffSize == 0);
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| | | return !(in->payError);
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| | |
| | | bool ret = initH264EncoderEnv(in);
|
| | | if (!ret)
|
| | | {
|
| | | printf("initH264EncoderEnv error");
|
| | | printf("initH264EncoderEnv error\n");
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| | | return false;
|
| | | }
|
| | | else
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| | | in->ffmpegInited = true;
|
| | | }
|
| | |
|
| | | bool ret = encodeH264(in, (AVFrame*)pm.buffer, pm.buffSize);
|
| | | if (pm.type != PipeMaterial::PMT_FRAME)
|
| | | {
|
| | | printf("PL_H264Encoder::pay only support PMT_FRAME\n");
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| | | return false;
|
| | | }
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| | | |
| | | if (pm.buffer == nullptr)
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| | | return false;
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| | | |
| | | MB_Frame* frame = (MB_Frame*)pm.buffer;
|
| | | if (frame->type != MB_Frame::MBFT_PTR_AVFRAME)
|
| | | {
|
| | | printf("PL_H264Encoder::pay only support MBFT_PTR_AVFRAME\n");
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| | | return false;
|
| | | }
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| | | |
| | | bool ret = encodeH264(in, (AVFrame*)(frame->buffer), frame->pts);
|
| | | in->payError = !ret;
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| | | |
| | | if (ret)
|
| | | {
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| | | in->lastFrame.type = MB_Frame::MBFT_H264_NALU;
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| | | in->lastFrame.buffer = in->buffer;
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| | | in->lastFrame.buffSize = in->buffSize;
|
| | | in->lastFrame.pts = frame->pts;
|
| | | }
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| | | |
| | | return ret;
|
| | | }
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| | |
|
| | |
| | |
|
| | | if (!in->payError)
|
| | | {
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| | | pm.buffer = in->buffer;
|
| | | pm.buffSize = in->buffSize;
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| | | pm.type = PipeMaterial::PMT_FRAME;
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| | | pm.buffer = (uint8_t*)(&(in->lastFrame));
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| | | pm.buffSize = sizeof(in->lastFrame);
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| | | pm.former = this;
|
| | | }
|
| | | pm.former = this;
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| | | return !in->payError;
|