hyzboy/VideoEvolution
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

使用Size2u代替width,height

Browse Source
This commit is contained in:
hyzboy
2025-03-29 15:35:01 +08:00
parent 5248f60e55
commit f4706aa941
6 changed files with 68 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files

70
VideoEncoder.cpp
View File

@@ -20,22 +20,25 @@ namespace
constexpr EncodecName_by_ID encodec_name_by_id[]=
{
{AV_CODEC_ID_H264 ,"h264_nvenc"},
{AV_CODEC_ID_H264 ,"nvenc"},
{AV_CODEC_ID_H264 ,"nvenc_h264"},
//{AV_CODEC_ID_H264 ,"h264_nvenc"},
//{AV_CODEC_ID_H264 ,"nvenc"},
//{AV_CODEC_ID_H264 ,"nvenc_h264"},
//
{AV_CODEC_ID_HEVC ,"hevc_nvenc"},
{AV_CODEC_ID_HEVC ,"nvenc_hevc"},
//{AV_CODEC_ID_HEVC ,"hevc_nvenc"},
//{AV_CODEC_ID_HEVC ,"nvenc_hevc"},
{AV_CODEC_ID_H264 ,"h264_amf"},
{AV_CODEC_ID_HEVC ,"hevc_amf"},
//{AV_CODEC_ID_H264 ,"h264_amf"},
//{AV_CODEC_ID_HEVC ,"hevc_amf"},
{AV_CODEC_ID_MJPEG ,"mjpeg_qsv"},
{AV_CODEC_ID_MPEG2VIDEO ,"mpeg2_qsv"},
{AV_CODEC_ID_H264 ,"h264_qsv"},
{AV_CODEC_ID_HEVC ,"hevc_qsv"},
{AV_CODEC_ID_VP9 ,"vp9_qsv"},
//{AV_CODEC_ID_MJPEG ,"mjpeg_qsv"},
//{AV_CODEC_ID_MPEG2VIDEO ,"mpeg2_qsv"},
//{AV_CODEC_ID_H264 ,"h264_qsv"},
//{AV_CODEC_ID_HEVC ,"hevc_qsv"},
//{AV_CODEC_ID_VP9 ,"vp9_qsv"},
{AV_CODEC_ID_HEVC ,"libx265"},
{AV_CODEC_ID_H264 ,"libx264"},
{AV_CODEC_ID_NONE ,""}
};
@@ -44,21 +47,25 @@ namespace
{
//if(hardware)
//{
// const AVCodec *codec=nullptr;
const AVCodec *codec=nullptr;
// for(auto &c:encodec_name_by_id)
// {
// if(c.id==id)
// {
// codec=avcodec_find_encoder_by_name(c.name);
for(auto &c:encodec_name_by_id)
{
if(c.id==id)
{
codec=avcodec_find_encoder_by_name(c.name);
// if(codec)
// {
// std::cout<<"use encoder: "<<c.name<<std::endl;
// return codec;
// }
// }
// }
if(codec)
{
std::cout<<"use encoder: "<<c.name<<std::endl;
return codec;
}
else
{
std::cerr<<"don't support encoder: "<<c.name<<std::endl;
}
}
}
//}
return avcodec_find_encoder(id);
@@ -126,8 +133,8 @@ public:
codec_ctx->framerate =fr;
codec_ctx->time_base.den=fr.num;
codec_ctx->time_base.num=fr.den;
codec_ctx->gop_size =12;
codec_ctx->max_b_frames =2;
codec_ctx->gop_size =25;
codec_ctx->max_b_frames =3;
codec_ctx->pix_fmt =AV_PIX_FMT_NV12;
codec_ctx->codec_type =AVMEDIA_TYPE_VIDEO;
@@ -147,7 +154,8 @@ public:
{
avcodec_parameters_to_context(codec_ctx,video_stream->codecpar);
av_opt_set(codec_ctx->priv_data,"preset","slow",0);
av_opt_set(codec_ctx->priv_data,"preset","veryslow",0);
av_opt_set(codec_ctx->priv_data,"crf","10",0);
if(fmt_ctx->oformat->flags&AVFMT_GLOBALHEADER)
codec_ctx->flags|=AV_CODEC_FLAG_GLOBAL_HEADER;
@@ -274,8 +282,8 @@ VideoEncoder *CreateVideoEncoder(const char *filename,const uint bit_rate,const
{
constexpr AVCodecID codec_list[]
{
AV_CODEC_ID_HEVC,
AV_CODEC_ID_H264,
AV_CODEC_ID_HEVC,
AV_CODEC_ID_VP9,
AV_CODEC_ID_AV1
};
@@ -284,7 +292,7 @@ VideoEncoder *CreateVideoEncoder(const char *filename,const uint bit_rate,const
for(AVCodecID id:codec_list)
{
codec=GetAVEncodec(AV_CODEC_ID_H264,use_hardware);
codec=GetAVEncodec(id,use_hardware);
if(codec)break;
}