From b384129c63c604d8087f72a880adfdc6c68ab9a0 Mon Sep 17 00:00:00 2001 From: ameerj <52414509+ameerj@users.noreply.github.com> Date: Tue, 10 Aug 2021 22:26:06 -0400 Subject: [PATCH] h264: Lower max_num_ref_frames GPU decoding seems to be more picky when it comes to the maximum number of reference frames. --- src/video_core/command_classes/codecs/h264.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/video_core/command_classes/codecs/h264.cpp b/src/video_core/command_classes/codecs/h264.cpp index 5fb6d45ee..51ee14c13 100644 --- a/src/video_core/command_classes/codecs/h264.cpp +++ b/src/video_core/command_classes/codecs/h264.cpp @@ -95,7 +95,8 @@ const std::vector& H264::ComposeFrameHeader(const NvdecCommon::NvdecRegister const s32 pic_height = context.h264_parameter_set.frame_height_in_map_units / (context.h264_parameter_set.frame_mbs_only_flag ? 1 : 2); - writer.WriteUe(16); + // TODO (ameerj): Where do we get this number, it seems to be particular for each stream + writer.WriteUe(6); // Max number of reference frames writer.WriteBit(false); writer.WriteUe(context.h264_parameter_set.pic_width_in_mbs - 1); writer.WriteUe(pic_height - 1);