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authorMark Thompson <sw@jkqxz.net>2016-05-31 10:21:19 +0100
committerMark Thompson <sw@jkqxz.net>2016-06-09 21:15:39 +0100
commit2940e196c5e439d9869f8c02a49a318d0847453c (patch)
tree1d04be10f4234631f58bec32423daae561e1c28c
parent02fa1ad9266f9b1ea11565ac2f93f45853e351e8 (diff)
downloadffmpeg-streaming-2940e196c5e439d9869f8c02a49a318d0847453c.zip
ffmpeg-streaming-2940e196c5e439d9869f8c02a49a318d0847453c.tar.gz
vaapi_h265: cu_qp_delta should not be used in constant-QP mode
-rw-r--r--libavcodec/vaapi_encode_h265.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/libavcodec/vaapi_encode_h265.c b/libavcodec/vaapi_encode_h265.c
index 1b1cce7..010db92 100644
--- a/libavcodec/vaapi_encode_h265.c
+++ b/libavcodec/vaapi_encode_h265.c
@@ -868,7 +868,10 @@ static int vaapi_encode_h265_init_sequence_params(AVCodecContext *avctx)
vpic->pic_fields.bits.screen_content_flag = 0;
vpic->pic_fields.bits.enable_gpu_weighted_prediction = 0;
- vpic->pic_fields.bits.cu_qp_delta_enabled_flag = 1;
+
+ // Per-CU QP changes are required for non-constant-QP modes.
+ vpic->pic_fields.bits.cu_qp_delta_enabled_flag =
+ ctx->va_rc_mode != VA_RC_CQP;
}
{
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