修改mp4导出像素格式避免兼容性问题

2025-07-24 18:18:11 +08:00
parent 311b09cc63
commit 1f56e2f03c
1 changed files with 3 additions and 1 deletions
--- a/Spine/Exporters/FFmpegVideoExporter.cs
+++ b/Spine/Exporters/FFmpegVideoExporter.cs
@@ -126,8 +126,10 @@ namespace Spine.Exporters

        private void SetMp4Options(FFMpegArgumentOptions options)
        {
+            // XXX: windows 默认播放器在播放 MP4 格式时对于 libx264 编码器只支持 yuv420p 的像素格式
+            // 但是如果是 libx265 则没有该限制
            var customArgs = "-vf unpremultiply=inplace=1";
-            options.ForceFormat("mp4").WithVideoCodec("libx264").ForcePixelFormat("yuv444p")
+            options.ForceFormat("mp4").WithVideoCodec("libx264").ForcePixelFormat("yuv420p")
                .WithFastStart()
                .WithConstantRateFactor(_crf)
                .WithCustomArgument(customArgs);