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static void | fcmul_add_c (float *sum, const float *t, const float *c, ptrdiff_t len) |
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static void | direct (const float *in, const FFTComplex *ir, int len, float *out) |
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static int | fir_quantum (AVFilterContext *ctx, AVFrame *out, int ch, int offset) |
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static int | fir_channel (AVFilterContext *ctx, AVFrame *out, int ch) |
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static int | fir_channels (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) |
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static int | fir_frame (AudioFIRContext *s, AVFrame *in, AVFilterLink *outlink) |
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static void | drawtext (AVFrame *pic, int x, int y, const char *txt, uint32_t color) |
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static void | draw_line (AVFrame *out, int x0, int y0, int x1, int y1, uint32_t color) |
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static void | draw_response (AVFilterContext *ctx, AVFrame *out) |
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static int | init_segment (AVFilterContext *ctx, AudioFIRSegment *seg, int offset, int nb_partitions, int part_size) |
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static void | uninit_segment (AVFilterContext *ctx, AudioFIRSegment *seg) |
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static int | convert_coeffs (AVFilterContext *ctx) |
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static int | check_ir (AVFilterLink *link, AVFrame *frame) |
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static int | activate (AVFilterContext *ctx) |
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static int | query_formats (AVFilterContext *ctx) |
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static int | config_output (AVFilterLink *outlink) |
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static av_cold void | uninit (AVFilterContext *ctx) |
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static int | config_video (AVFilterLink *outlink) |
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void | ff_afir_init (AudioFIRDSPContext *dsp) |
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static av_cold int | init (AVFilterContext *ctx) |
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static int | process_command (AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags) |
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| AVFILTER_DEFINE_CLASS (afir) |
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An arbitrary audio FIR filter
Definition in file af_afir.c.