static int query_formats(AVFilterContext *ctx)
{
AVFilterFormats *formats = NULL;
AConvertContext *aconvert = ctx->priv;
AVFilterLink *inlink = ctx->inputs[0];
AVFilterLink *outlink = ctx->outputs[0];
AVFilterChannelLayouts *layouts;
ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_AUDIO),
&inlink->out_formats);
if (aconvert->out_sample_fmt != AV_SAMPLE_FMT_NONE) {
formats = NULL;
ff_add_format(&formats, aconvert->out_sample_fmt);
ff_formats_ref(formats, &outlink->in_formats);
} else
ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_AUDIO),
&outlink->in_formats);
ff_channel_layouts_ref(ff_all_channel_layouts(),
&inlink->out_channel_layouts);
if (aconvert->out_chlayout != 0) {
layouts = NULL;
ff_add_channel_layout(&layouts, aconvert->out_chlayout);
ff_channel_layouts_ref(layouts, &outlink->in_channel_layouts);
} else
ff_channel_layouts_ref(ff_all_channel_layouts(),
&outlink->in_channel_layouts);
return 0;
}
static int hwmap_query_formats(AVFilterContext *avctx)
{
ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_VIDEO),
&avctx->inputs[0]->out_formats);
ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_VIDEO),
&avctx->outputs[0]->in_formats);
return 0;
}
static int hwmap_query_formats(AVFilterContext *avctx)
{
int ret;
if ((ret = ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_VIDEO),
&avctx->inputs[0]->out_formats)) < 0 ||
(ret = ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_VIDEO),
&avctx->outputs[0]->in_formats)) < 0)
return ret;
return 0;
}
static int filter_query_formats(AVFilterContext *ctx)
{
int ret;
AVFilterFormats *formats;
AVFilterChannelLayouts *chlayouts;
AVFilterFormats *samplerates;
enum AVMediaType type = ctx->inputs && ctx->inputs [0] ? ctx->inputs [0]->type :
ctx->outputs && ctx->outputs[0] ? ctx->outputs[0]->type :
AVMEDIA_TYPE_VIDEO;
if ((ret = ctx->filter->query_formats(ctx)) < 0)
return ret;
formats = ff_all_formats(type);
if (!formats)
return AVERROR(ENOMEM);
ff_set_common_formats(ctx, formats);
if (type == AVMEDIA_TYPE_AUDIO) {
samplerates = ff_all_samplerates();
if (!samplerates)
return AVERROR(ENOMEM);
ff_set_common_samplerates(ctx, samplerates);
chlayouts = ff_all_channel_layouts();
if (!chlayouts)
return AVERROR(ENOMEM);
ff_set_common_channel_layouts(ctx, chlayouts);
}
return 0;
}
static int query_formats(AVFilterContext *ctx)
{
AResampleContext *aresample = ctx->priv;
int out_rate = av_get_int(aresample->swr, "osr", NULL);
uint64_t out_layout = av_get_int(aresample->swr, "ocl", NULL);
enum AVSampleFormat out_format = av_get_int(aresample->swr, "osf", NULL);
AVFilterLink *inlink = ctx->inputs[0];
AVFilterLink *outlink = ctx->outputs[0];
AVFilterFormats *in_formats = ff_all_formats(AVMEDIA_TYPE_AUDIO);
AVFilterFormats *out_formats;
AVFilterFormats *in_samplerates = ff_all_samplerates();
AVFilterFormats *out_samplerates;
AVFilterChannelLayouts *in_layouts = ff_all_channel_layouts();
AVFilterChannelLayouts *out_layouts;
ff_formats_ref (in_formats, &inlink->out_formats);
ff_formats_ref (in_samplerates, &inlink->out_samplerates);
ff_channel_layouts_ref(in_layouts, &inlink->out_channel_layouts);
if(out_rate > 0) {
out_samplerates = ff_make_format_list((int[]) {
out_rate, -1
});
static int query_formats(AVFilterContext *ctx)
{
AFormatContext *s = ctx->priv;
ff_set_common_formats(ctx, s->formats ? s->formats :
ff_all_formats(AVMEDIA_TYPE_AUDIO));
ff_set_common_samplerates(ctx, s->sample_rates ? s->sample_rates :
ff_all_samplerates());
ff_set_common_channel_layouts(ctx, s->channel_layouts ? s->channel_layouts :
ff_all_channel_counts());
return 0;
}
static int query_formats(AVFilterContext *ctx)
{
AVFilterLink *inlink = ctx->inputs[0];
AVFilterLink *outlink = ctx->outputs[0];
AVFilterFormats *in_formats = ff_all_formats(AVMEDIA_TYPE_AUDIO);
AVFilterFormats *out_formats = ff_all_formats(AVMEDIA_TYPE_AUDIO);
AVFilterFormats *in_samplerates = ff_all_samplerates();
AVFilterFormats *out_samplerates = ff_all_samplerates();
AVFilterChannelLayouts *in_layouts = ff_all_channel_layouts();
AVFilterChannelLayouts *out_layouts = ff_all_channel_layouts();
ff_formats_ref(in_formats, &inlink->out_formats);
ff_formats_ref(out_formats, &outlink->in_formats);
ff_formats_ref(in_samplerates, &inlink->out_samplerates);
ff_formats_ref(out_samplerates, &outlink->in_samplerates);
ff_channel_layouts_ref(in_layouts, &inlink->out_channel_layouts);
ff_channel_layouts_ref(out_layouts, &outlink->in_channel_layouts);
return 0;
}
int ff_default_query_formats(AVFilterContext *ctx)
{
enum AVMediaType type = ctx->inputs && ctx->inputs [0] ? ctx->inputs [0]->type :
ctx->outputs && ctx->outputs[0] ? ctx->outputs[0]->type :
AVMEDIA_TYPE_VIDEO;
ff_set_common_formats(ctx, ff_all_formats(type));
if (type == AVMEDIA_TYPE_AUDIO) {
ff_set_common_channel_layouts(ctx, ff_all_channel_layouts());
ff_set_common_samplerates(ctx, ff_all_samplerates());
}
return 0;
}
static int default_query_formats_common(AVFilterContext *ctx,
AVFilterChannelLayouts *(layouts)(void))
{
int ret;
enum AVMediaType type = ctx->inputs && ctx->inputs [0] ? ctx->inputs [0]->type :
ctx->outputs && ctx->outputs[0] ? ctx->outputs[0]->type :
AVMEDIA_TYPE_VIDEO;
ret = ff_set_common_formats(ctx, ff_all_formats(type));
if (ret < 0)
return ret;
if (type == AVMEDIA_TYPE_AUDIO) {
ret = ff_set_common_channel_layouts(ctx, layouts());
if (ret < 0)
return ret;
ret = ff_set_common_samplerates(ctx, ff_all_samplerates());
if (ret < 0)
return ret;
}
return 0;
}
static int query_formats(AVFilterContext *ctx)
{
AVFilterFormats *formats, *rates = NULL;
AVFilterChannelLayouts *layouts = NULL;
int ret, i;
for (i = 0; i < ctx->nb_inputs; i++) {
formats = ff_all_formats(ctx->inputs[i]->type);
if ((ret = ff_set_common_formats(ctx, formats)) < 0)
return ret;
if (ctx->inputs[i]->type == AVMEDIA_TYPE_AUDIO) {
rates = ff_all_samplerates();
if ((ret = ff_set_common_samplerates(ctx, rates)) < 0)
return ret;
layouts = ff_all_channel_counts();
if ((ret = ff_set_common_channel_layouts(ctx, layouts)) < 0)
return ret;
}
}
return 0;
}
static int filter_query_formats(AVFilterContext *ctx)
{
int ret, i;
AVFilterFormats *formats;
AVFilterChannelLayouts *chlayouts;
AVFilterFormats *samplerates;
enum AVMediaType type = ctx->inputs && ctx->inputs [0] ? ctx->inputs [0]->type :
ctx->outputs && ctx->outputs[0] ? ctx->outputs[0]->type :
AVMEDIA_TYPE_VIDEO;
if ((ret = ctx->filter->query_formats(ctx)) < 0) {
av_log(ctx, AV_LOG_ERROR, "Query format failed for '%s': %s\n",
ctx->name, av_err2str(ret));
return ret;
}
for (i = 0; i < ctx->nb_inputs; i++)
sanitize_channel_layouts(ctx, ctx->inputs[i]->out_channel_layouts);
for (i = 0; i < ctx->nb_outputs; i++)
sanitize_channel_layouts(ctx, ctx->outputs[i]->in_channel_layouts);
formats = ff_all_formats(type);
if (!formats)
return AVERROR(ENOMEM);
ff_set_common_formats(ctx, formats);
if (type == AVMEDIA_TYPE_AUDIO) {
samplerates = ff_all_samplerates();
if (!samplerates)
return AVERROR(ENOMEM);
ff_set_common_samplerates(ctx, samplerates);
chlayouts = ff_all_channel_layouts();
if (!chlayouts)
return AVERROR(ENOMEM);
ff_set_common_channel_layouts(ctx, chlayouts);
}
return 0;
}
