ol->frame_rate is 0/0, so we need to calcalute the correct value based on the il->frame_rate instead. Also adjust the time base, PTS and frame_duration values accordingly. (Logic taken from vf_tinterlace.c)
Showing the changes to libavfilter (1 of 1 file). Show all
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| @@ -189,7 +189,9 @@ static int interlace_vulkan_filter_frame(AVFilterLink *link, AVFrame *in) · 188 unmodified lines | ||
| 189 | 189 | AVFrame *out = NULL, *input_top, *input_bot; |
| 190 | 190 | AVFilterContext *ctx = link->dst; |
| 191 | 191 | InterlaceVulkanContext *s = ctx->priv; |
| 192 | + const AVFilterLink *inlink = ctx->inputs[0]; | |
| 192 | 193 | AVFilterLink *outlink = ctx->outputs[0]; |
| 194 | + FilterLink *l = ff_filter_link(outlink); | |
| 193 | 195 | |
| 194 | 196 | if (!s->initialized) |
| 195 | 197 | RET(init_filter(ctx)); |
| @@ -226,6 +228,9 @@ static int interlace_vulkan_filter_frame(AVFilterLink *link, AVFrame *in) · 30 unmodified lines | ||
| 226 | 228 | if (s->mode == MODE_TFF) |
| 227 | 229 | out->flags |= AV_FRAME_FLAG_TOP_FIELD_FIRST; |
| 228 | 230 | |
| 231 | + out->pts = av_rescale_q(out->pts, inlink->time_base, outlink->time_base); | |
| 232 | + out->duration = av_rescale_q(1, av_inv_q(l->frame_rate), outlink->time_base); | |
| 233 | + | |
| 229 | 234 | av_frame_free(&s->cur); |
| 230 | 235 | av_frame_free(&in); |
| 231 | 236 | |
| @@ -260,9 +265,12 @@ static void interlace_vulkan_uninit(AVFilterContext *avctx) · 28 unmodified lines | ||
| 260 | 265 | |
| 261 | 266 | static int config_out_props(AVFilterLink *outlink) |
| 262 | 267 | { |
| 268 | + AVFilterLink *inlink = outlink->src->inputs[0]; | |
| 269 | + const FilterLink *il = ff_filter_link(inlink); | |
| 263 | 270 | FilterLink *ol = ff_filter_link(outlink); |
| 264 | 271 | |
| 265 | − ol->frame_rate = av_mul_q(ol->frame_rate, av_make_q(1, 2)); | |
| 272 | + ol->frame_rate = av_mul_q(il->frame_rate, av_make_q(1, 2)); | |
| 273 | + outlink->time_base = av_mul_q(inlink->time_base, av_make_q(2, 1)); | |
| 266 | 274 | return ff_vk_filter_config_output(outlink); |
| 267 | 275 | } |
| 268 | 276 | |