7.3.0.0这个版本开始完美支持SVT-AV1，没有绿屏问题了，而且支持10bit crf质量默认30感觉是合理的，...
https://dzceab466r34n.cloudfront.net/Images/ArticleImages/122930-Netflix-Intel-SVT-AV1-ORG.jpg 4月8日在NAB 2019上,英特尔和Netflix共同发布了SVT-AV1编解码器,该编解码器在英特尔至强(Xeon)可扩展处理器和英特尔至强D(Xeon D)系列处理器上运行时能够进行实时4K / 60p 10bit编码。据我们所知,这是第...
qp=crf基本ssim不会有很大的相差 -pix_fmt yuv420p10le 输出色彩格式或容积。这里是10bit输出。 -tune=0 0=vq 1=psnr 前者是主观倾向,后者偏重客观数据实际ssim相差很少。1-2%左右. -film-grain=4 降噪。
Simplified MD Staging [only 3 stages] Inter-Inter and Inter-Intra Compound for 10-bit Intra Paeth for 10-bit Filter Intra Prediction New-Near and Near-New support OBMC Support for 8-bit and 10-bit RDOQ Chroma ATB Support for Inter Blocks Temporal Filtering for 10-bit Eight-pel support in...
if (codec == HB_VCODEC_SVT_AV1 || codec == HB_VCODEC_SVT_AV1_10BIT) { const char *value = hb_dict_get_string(preset, "VideoPreset"); int video_preset = value ? atoi(value) : 0; if (video_preset > 10) { hb_dict_set_string(preset, "VideoPreset", "10"); } } } static...
to the encoder (-lad). The SVT-AV1 Encoder application will display an error if the system does not have enough RAM to support the encode prior to the start of the encode. The following table shows the minimum amount of RAM required for some standard resolutions of 10bit video per ...
svt_enc->raw_size = (luma_size_8bit + luma_size_10bit) * 3/2; //对于YUV420格式,总大小为亮度分量大小乘以1.5 //如果同时支持8位和10位编码,则两者的大小相加。 //分配输入缓冲区 // 分配输入缓冲区svt_enc->in_buf=av_mallocz(sizeof(*svt_enc->in_buf));if(!svt_enc->in_buf)return...
qp和crf差不多,aq-mode的设置不同。qp=crf基本ssim不会有很大的相差 -pix_fmt yuv420p10le 输出色彩格式或容积。这里是10bit输出。 -tune=0 0=vq 1=psnr 前者是主观倾向,后者偏重客观数据实际ssim相差很少。1-2%左右. -film-grain=4 降噪。
to the encoder (-lad). The SVT-AV1 Encoder application will display an error if the system does not have enough RAM to support the encode prior to the start of the encode. The following table shows the minimum amount of RAM required for some standard resolutions of 10bit video per ...
Global Motion Vector support for 8-bit and 10-bit Interpolation Filter Search support for 10-bit Palette Prediction support 2-pass encoding support ATB 10-bit support at the encode pass Simplified MD Staging [only 3 stages] Inter-Inter and Inter-Intra Compound for 10-bit Intra Paeth for 10-...