diff --git a/libavfilter/vf_fps.c b/libavfilter/vf_fps.c index 051d278f54..824e7a128d 100644 --- a/libavfilter/vf_fps.c +++ b/libavfilter/vf_fps.c @@ -34,6 +34,7 @@ #include "libavutil/mathematics.h" #include "libavutil/opt.h" #include "avfilter.h" +#include "ccfifo.h" #include "filters.h" #include "internal.h" @@ -85,6 +86,7 @@ typedef struct FPSContext { AVFrame *frames[2]; ///< buffered frames int frames_count; ///< number of buffered frames + AVCCFifo *cc_fifo; ///< closed captions int64_t next_pts; ///< pts of the next frame to output @@ -165,6 +167,7 @@ static av_cold void uninit(AVFilterContext *ctx) frame = shift_frame(ctx, s); av_frame_free(&frame); } + ff_ccfifo_freep(&s->cc_fifo); av_log(ctx, AV_LOG_VERBOSE, "%d frames in, %d frames out; %d frames dropped, " "%d frames duplicated.\n", s->frames_in, s->frames_out, s->drop, s->dup); @@ -210,6 +213,11 @@ static int config_props(AVFilterLink* outlink) s->in_pts_off, s->out_pts_off, s->start_time); } + if (!(s->cc_fifo = ff_ccfifo_alloc(outlink->frame_rate, ctx))) { + av_log(ctx, AV_LOG_ERROR, "Failure to setup CC FIFO queue\n"); + return AVERROR(ENOMEM); + } + av_log(ctx, AV_LOG_VERBOSE, "fps=%d/%d\n", outlink->frame_rate.num, outlink->frame_rate.den); return 0; @@ -242,6 +250,7 @@ static int read_frame(AVFilterContext *ctx, FPSContext *s, AVFilterLink *inlink, av_log(ctx, AV_LOG_DEBUG, "Read frame with in pts %"PRId64", out pts %"PRId64"\n", in_pts, frame->pts); + ff_ccfifo_extract(s->cc_fifo, frame); s->frames[s->frames_count++] = frame; s->frames_in++; @@ -289,7 +298,7 @@ static int write_frame(AVFilterContext *ctx, FPSContext *s, AVFilterLink *outlin if (!frame) return AVERROR(ENOMEM); // Make sure Closed Captions will not be duplicated - av_frame_remove_side_data(s->frames[0], AV_FRAME_DATA_A53_CC); + ff_ccfifo_inject(s->cc_fifo, frame); frame->pts = s->next_pts++; frame->duration = 1;