[FFmpeg-devel] [PATCH 1/2] lavc/hw_base_encode: correct the timestamp when input_order = decode_delay

Tong Wu wutong1208 at outlook.com
Fri Jul 19 16:45:47 EEST 2024


>From: Tong Wu <wutong1208 at outlook.com>
>Sent: 2024年7月8日 23:13
>To: ffmpeg-devel at ffmpeg.org
>Cc: Tong Wu <wutong1208 at outlook.com>
>Subject: [FFmpeg-devel][PATCH 1/2] lavc/hw_base_encode: correct the
>timestamp when input_order = decode_delay
>
>Fixed the command line: ffmpeg -hwaccel vaapi -pix_fmt nv12 -s:v
>widthxheight -i input.yuv -vf "hwupload" -c:v hevc_vaapi -bf 10 -b_depth 3 -
>vframes 3 -f null -
>
>Signed-off-by: Tong Wu <wutong1208 at outlook.com>
>---
> libavcodec/hw_base_encode.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/libavcodec/hw_base_encode.c b/libavcodec/hw_base_encode.c
>index ecb4be6aa4..869096caea 100644
>--- a/libavcodec/hw_base_encode.c
>+++ b/libavcodec/hw_base_encode.c
>@@ -472,7 +472,7 @@ static int
>hw_base_encode_send_frame(AVCodecContext *avctx,
>FFHWBaseEncodeContex
>
>         // Fix timestamps if we hit end-of-stream before the initial decode
>         // delay has elapsed.
>-        if (ctx->input_order < ctx->decode_delay)
>+        if (ctx->input_order <= ctx->decode_delay)
>             ctx->dts_pts_diff = ctx->pic_end->pts - ctx->first_pts;
>     }
>
>--
>2.45.1.windows.1


Ping. Is there any comment on this patchset?



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