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fftools/ffmpeg: pass subtitle decoder dimensions to sub2video 

Restores behavior from before 20cacfe493.
Eventually this should be handled similarly to audio/video - with a
filtergraph reset or a manual scaler.
This commit is contained in:
Anton Khirnov 2023-06-14 18:34:57 +02:00
parent 88f80977eb
commit 1617d1a752
2 changed files with 6 additions and 0 deletions
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3
fftools/ffmpeg_dec.c
View File

@ -509,6 +509,9 @@ static int transcode_subtitles(InputStream *ist, const AVPacket *pkt,
return ret;
}
frame->width = ist->dec_ctx->width;
frame->height = ist->dec_ctx->height;
ret = tq_send(d->queue_out, 0, frame);
if (ret < 0)
av_frame_unref(frame);

3
fftools/ffmpeg_filter.c
View File

@ -1791,6 +1791,9 @@ int ifilter_sub2video(InputFilter *ifilter, const AVFrame *frame)
return av_buffersrc_add_frame(ifp->filter, NULL);
}
ifp->width = frame->width ? frame->width : ifp->width;
ifp->height = frame->height ? frame->height : ifp->height;
sub2video_update(ifp, INT64_MIN, (const AVSubtitle*)frame->buf[0]->data);
} else if (frame) {
AVFrame *tmp = av_frame_clone(frame);