When no drawing is to be performed, tpad can work fine with
hardware frames, so advertise this in the query_formats
callback and ensure the drawing context is never initialized
when just cloning frames.
---
libavfilter/vf_tpad.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/libavfilter/vf_tpad.c b/libavfilter/vf_tpad.c
index 88c3c99de4..9a9d06a8b8 100644
--- a/libavfilter/vf_tpad.c
+++ b/libavfilter/vf_tpad.c
@@ -71,7 +71,13 @@ AVFILTER_DEFINE_CLASS(tpad);
static int query_formats(AVFilterContext *ctx)
{
- return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0));
+ TPadContext *s = ctx->priv;
+ if ((s->stop_mode == MODE_ADD && s->pad_stop != 0) ||
+ (s->start_mode == MODE_ADD && s->pad_start != 0))
+ return ff_set_common_formats(ctx, ff_draw_supported_pixel_formats(0));
+
+ fprintf(stderr, "ONLY COPY\n");
+ return ff_set_common_formats(ctx, ff_all_formats(AVMEDIA_TYPE_VIDEO));
}
static int activate(AVFilterContext *ctx)
@@ -190,8 +196,11 @@ static int config_input(AVFilterLink *inlink)
AVFilterContext *ctx = inlink->dst;
TPadContext *s = ctx->priv;
- ff_draw_init(&s->draw, inlink->format, 0);
- ff_draw_color(&s->draw, &s->color, s->rgba_color);
+ if ((s->stop_mode == MODE_ADD && s->pad_stop != 0) ||
+ (s->start_mode == MODE_ADD && s->pad_start != 0)) {
+ ff_draw_init(&s->draw, inlink->format, 0);
+ ff_draw_color(&s->draw, &s->color, s->rgba_color);
+ }
if (s->start_duration)
s->pad_start = av_rescale_q(s->start_duration, inlink->frame_rate,
av_inv_q(AV_TIME_BASE_Q));
--
2.37.0 (Apple Git-136)
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
