#include "libavutil/audioconvert.h"
#include "libavutil/avstring.h"
+#include "libavutil/common.h"
#include "libavutil/opt.h"
#include "audio.h"
#define OFFSET(x) offsetof(AFormatContext, x)
#define A AV_OPT_FLAG_AUDIO_PARAM
-static const AVOption options[] = {
- { "sample_fmts", "A comma-separated list of sample formats.", OFFSET(formats_str), AV_OPT_TYPE_STRING, .flags = A },
- { "sample_rates", "A comma-separated list of sample rates.", OFFSET(sample_rates_str), AV_OPT_TYPE_STRING, .flags = A },
- { "channel_layouts", "A comma-separated list of channel layouts.", OFFSET(channel_layouts_str), AV_OPT_TYPE_STRING, .flags = A },
+#define F AV_OPT_FLAG_FILTERING_PARAM
+static const AVOption aformat_options[] = {
+ { "sample_fmts", "A comma-separated list of sample formats.", OFFSET(formats_str), AV_OPT_TYPE_STRING, .flags = A|F },
+ { "sample_rates", "A comma-separated list of sample rates.", OFFSET(sample_rates_str), AV_OPT_TYPE_STRING, .flags = A|F },
+ { "channel_layouts", "A comma-separated list of channel layouts.", OFFSET(channel_layouts_str), AV_OPT_TYPE_STRING, .flags = A|F },
{ NULL },
};
-static const AVClass aformat_class = {
- .class_name = "aformat",
- .item_name = av_default_item_name,
- .option = options,
- .version = LIBAVUTIL_VERSION_INT,
- .category = AV_CLASS_CATEGORY_FILTER,
-};
+AVFILTER_DEFINE_CLASS(aformat);
#define PARSE_FORMATS(str, type, list, add_to_list, get_fmt, none, desc) \
do { \
return FFMAX(ret, 0);
}
-static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
+static av_cold int init(AVFilterContext *ctx, const char *args)
{
AFormatContext *s = ctx->priv;
int ret;
s->class = &aformat_class;
av_opt_set_defaults(s);
- if ((ret = av_set_options_string(s, args, "=", ":")) < 0) {
- av_log(ctx, AV_LOG_ERROR, "Error parsing options string '%s'.\n", args);
+ if ((ret = av_set_options_string(s, args, "=", ":")) < 0)
return ret;
- }
PARSE_FORMATS(s->formats_str, enum AVSampleFormat, s->formats,
ff_add_format, av_get_sample_fmt, AV_SAMPLE_FMT_NONE, "sample format");
.query_formats = query_formats,
.priv_size = sizeof(AFormatContext),
- .inputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_AUDIO,
- .filter_samples = ff_null_filter_samples },
- { .name = NULL}},
- .outputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_AUDIO},
- { .name = NULL}},
+ .inputs = (const AVFilterPad[]) {{ .name = "default",
+ .type = AVMEDIA_TYPE_AUDIO, },
+ { .name = NULL}},
+ .outputs = (const AVFilterPad[]) {{ .name = "default",
+ .type = AVMEDIA_TYPE_AUDIO},
+ { .name = NULL}},
+ .priv_class = &aformat_class,
};