#define FRAMESYNC_DEFINE_CLASS(name, context, field) \
static int name##_framesync_preinit(AVFilterContext *ctx) { \
context *s = ctx->priv; \
ff_framesync_preinit(&s->field); \
return 0; \
} \
#define FRAMESYNC_DEFINE_CLASS(name, context, field) \
static int name##_framesync_preinit(AVFilterContext *ctx) { \
context *s = ctx->priv; \
ff_framesync_preinit(&s->field); \
return 0; \
} \