diff options
| -rw-r--r-- | doc/filters.texi | 3 | ||||
| -rw-r--r-- | libavfilter/vf_zoompan.c | 7 |
2 files changed, 8 insertions, 2 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 7f2c419aa0..8545a2ed17 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -12582,6 +12582,9 @@ single input image. @item s Set the output image size, default is 'hd720'. + +@item fps +Set the output frame rate, default is '25'. @end table Each expression can contain the following constants: diff --git a/libavfilter/vf_zoompan.c b/libavfilter/vf_zoompan.c index fe8dc575e2..208d4d6ded 100644 --- a/libavfilter/vf_zoompan.c +++ b/libavfilter/vf_zoompan.c @@ -92,6 +92,7 @@ typedef struct ZPcontext { int nb_frames; int current_frame; int finished; + AVRational framerate; } ZPContext; #define OFFSET(x) offsetof(ZPContext, x) @@ -103,6 +104,7 @@ static const AVOption zoompan_options[] = { { "y", "set the y expression", OFFSET(y_expr_str), AV_OPT_TYPE_STRING, {.str="0"}, .flags = FLAGS }, { "d", "set the duration expression", OFFSET(duration_expr_str), AV_OPT_TYPE_STRING, {.str="90"}, .flags = FLAGS }, { "s", "set the output image size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, {.str="hd720"}, .flags = FLAGS }, + { "fps", "set the output framerate", OFFSET(framerate), AV_OPT_TYPE_VIDEO_RATE, { .str = "25" }, .flags = FLAGS }, { NULL } }; @@ -123,6 +125,8 @@ static int config_output(AVFilterLink *outlink) outlink->w = s->w; outlink->h = s->h; + outlink->time_base = av_inv_q(s->framerate); + outlink->frame_rate = s->framerate; s->desc = av_pix_fmt_desc_get(outlink->format); return 0; @@ -133,8 +137,7 @@ static int output_single_frame(AVFilterContext *ctx, AVFrame *in, double *var_va { ZPContext *s = ctx->priv; AVFilterLink *outlink = ctx->outputs[0]; - int64_t pts = av_rescale_q(in->pts, ctx->inputs[0]->time_base, - outlink->time_base) + s->frame_count; + int64_t pts = s->frame_count; int k, x, y, w, h, ret = 0; uint8_t *input[4]; int px[4], py[4]; |