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lavfi/aspect: extend verbose feedback, show old SAR and DAR values

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This commit is contained in:
Stefano Sabatini 2013-04-16 16:32:32 +02:00
parent fe5ca6b913
commit 5229b78371
1 changed files with 23 additions and 5 deletions
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28
libavfilter/vf_aspect.c
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@ -79,12 +79,22 @@ static int filter_frame(AVFilterLink *link, AVFrame *frame)
#define OFFSET(x) offsetof(AspectContext, x)
#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
static inline void compute_dar(AVRational *dar, AVRational sar, int w, int h)
{
if (sar.num && sar.den) {
av_reduce(&dar->num, &dar->den, sar.num * w, sar.den * h, INT_MAX);
} else {
av_reduce(&dar->num, &dar->den, w, h, INT_MAX);
}
}
#if CONFIG_SETDAR_FILTER
static int setdar_config_props(AVFilterLink *inlink)
{
AspectContext *aspect = inlink->dst->priv;
AVRational dar = aspect->aspect;
AVRational dar = aspect->aspect, old_dar;
AVRational old_sar = inlink->sample_aspect_ratio;
if (aspect->aspect.num && aspect->aspect.den) {
av_reduce(&aspect->aspect.num, &aspect->aspect.den,
@ -96,9 +106,10 @@ static int setdar_config_props(AVFilterLink *inlink)
dar = (AVRational){ inlink->w, inlink->h };
}
av_log(inlink->dst, AV_LOG_VERBOSE, "w:%d h:%d -> dar:%d/%d sar:%d/%d\n",
inlink->w, inlink->h, dar.num, dar.den,
inlink->sample_aspect_ratio.num, inlink->sample_aspect_ratio.den);
compute_dar(&old_dar, old_sar, inlink->w, inlink->h);
av_log(inlink->dst, AV_LOG_VERBOSE, "w:%d h:%d dar:%d/%d sar:%d/%d -> dar:%d/%d sar:%d/%d\n",
inlink->w, inlink->h, old_dar.num, old_dar.den, old_sar.num, old_sar.den,
dar.den, dar.num, inlink->sample_aspect_ratio.num, inlink->sample_aspect_ratio.den);
return 0;
}
@ -152,13 +163,20 @@ AVFilter avfilter_vf_setdar = {
#if CONFIG_SETSAR_FILTER
static int setsar_config_props(AVFilterLink *inlink)
{
AspectContext *aspect = inlink->dst->priv;
AVRational old_sar = inlink->sample_aspect_ratio;
AVRational old_dar, dar;
inlink->sample_aspect_ratio = aspect->aspect;
compute_dar(&old_dar, old_sar, inlink->w, inlink->h);
compute_dar(&dar, aspect->aspect, inlink->w, inlink->h);
av_log(inlink->dst, AV_LOG_VERBOSE, "w:%d h:%d sar:%d/%d dar:%d/%d -> sar:%d/%d dar:%d/%d\n",
inlink->w, inlink->h, old_sar.num, old_sar.den, old_dar.num, old_dar.den,
inlink->sample_aspect_ratio.num, inlink->sample_aspect_ratio.den, dar.num, dar.den);
return 0;
}