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| static int | query_formats (const AVFilterContext *ctx, AVFilterFormatsConfig **cfg_in, AVFilterFormatsConfig **cfg_out) |
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| static void | count_coefficients (char *item_str, int *nb_items) |
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| static int | read_gains (AVFilterContext *ctx, char *item_str, int nb_items) |
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| static int | read_tf_coefficients (AVFilterContext *ctx, char *item_str, int nb_items, double *dst) |
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| static int | read_zp_coefficients (AVFilterContext *ctx, char *item_str, int nb_items, double *dst, const char *format) |
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| static int | read_channels (AVFilterContext *ctx, int channels, uint8_t *item_str, int ab) |
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| static void | cmul (double re, double im, double re2, double im2, double *RE, double *IM) |
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| static int | expand (AVFilterContext *ctx, double *pz, int n, double *coefs) |
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| static void | normalize_coeffs (AVFilterContext *ctx, int ch) |
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| static int | convert_zp2tf (AVFilterContext *ctx, int channels) |
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| static int | decompose_zp2biquads (AVFilterContext *ctx, int channels) |
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| static void | biquad_process (double *x, double *y, int length, double b0, double b1, double b2, double a1, double a2) |
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| static void | solve (double *matrix, double *vector, int n, double *y, double *x, double *lu) |
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| static int | convert_serial2parallel (AVFilterContext *ctx, int channels) |
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| static void | convert_pr2zp (AVFilterContext *ctx, int channels) |
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| static void | convert_sp2zp (AVFilterContext *ctx, int channels) |
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| static double | fact (double i) |
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| static double | coef_sf2zf (double *a, int N, int n) |
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| static void | convert_sf2tf (AVFilterContext *ctx, int channels) |
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| static void | convert_pd2zp (AVFilterContext *ctx, int channels) |
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| static void | check_stability (AVFilterContext *ctx, int channels) |
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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 double | distance (double x0, double x1, double y0, double y1) |
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| static void | get_response (int channel, int format, double w, const double *b, const double *a, int nb_b, int nb_a, double *magnitude, double *phase) |
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| static void | draw_response (AVFilterContext *ctx, AVFrame *out, int sample_rate) |
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| static int | config_output (AVFilterLink *outlink) |
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| static int | filter_frame (AVFilterLink *inlink, AVFrame *in) |
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| static int | config_video (AVFilterLink *outlink) |
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| static av_cold int | init (AVFilterContext *ctx) |
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| static av_cold void | uninit (AVFilterContext *ctx) |
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| | AVFILTER_DEFINE_CLASS (aiir) |
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| const char* const format[] = { "%lf", "%lf %lfi", "%lf %lfr", "%lf %lfd", "%lf %lfi" } |
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static |
Definition at line 444 of file af_aiir.c.
Referenced by adpcm_decode_frame(), alloc_frame_empty(), alloc_plane(), amf_transfer_data_to(), av_guess_frame_rate(), av_guess_sample_aspect_ratio(), av_hwframe_ctx_create_derived(), av_sscanf(), av_sscanf(), AVFILTER_DEFINE_CLASS_EXT(), avformat_alloc_output_context2(), cairo_format_from_pix_fmt(), call_kernel(), call_kernel(), cdxl_read_packet(), config_props(), configure_output_audio_filter(), configure_video_device(), convert_axis_pixel_format(), copy_picture_field(), create(), create_frame(), cudatranspose_rotate(), cuvid_handle_video_sequence(), d3d11va_create_staging_texture(), decode_frame(), decode_frame(), DEF_CHOOSE_FORMAT(), dnxhd_decode_frame(), dump_sei_unregistered_metadata(), dxva_list_guids_debug(), ff_alloc_input_device_context(), ff_alsa_open(), ff_AMediaCodec_configure(), ff_AMediaFormat_delete(), ff_AMediaFormat_getBuffer(), ff_AMediaFormat_getFloat(), ff_AMediaFormat_getInt32(), ff_AMediaFormat_getInt64(), ff_AMediaFormat_getRect(), ff_AMediaFormat_getString(), ff_AMediaFormat_setBuffer(), ff_AMediaFormat_setFloat(), ff_AMediaFormat_setInt32(), ff_AMediaFormat_setInt64(), ff_AMediaFormat_setRect(), ff_AMediaFormat_setString(), ff_AMediaFormat_toString(), ff_draw_init(), ff_draw_init2(), ff_flv_decode_picture_header(), ff_flv_encode_picture_header(), ff_fmt_from_frame(), ff_frame_pool_audio_reinit(), ff_frame_pool_get(), ff_frame_pool_video_reinit(), ff_h263_decode_picture_header(), ff_intel_h263_decode_picture_header(), ff_lcevc_parse_frame(), ff_lcevc_parse_frame(), ff_mediacodec_dec_init(), ff_mediacodec_dec_receive(), ff_metal_texture_from_pixbuf(), ff_metal_texture_from_pixbuf(), ff_mov_read_stsd_entries(), ff_print_formatted_eval_expr(), ff_qsv_map_pixfmt(), ff_sws_test_pixfmt_backend(), ff_vk_image_create(), ff_vk_video_dpb_init(), ff_vulkan_encode_init(), ffat_update_ctx(), filter(), filter(), filter_color(), filter_color2(), filter_mono(), find_reorder_func(), format_init(), format_is_supported(), fov_from_dfov(), frame_pool_audio_init(), frame_pool_video_init(), fsb_read_header(), get_format_name(), get_ocio_depth(), get_plane_wh(), get_response(), get_sample(), get_sdl_pix_fmt_and_blendmode(), get_sindex(), decklink_frame::GetTimecode(), h261_decode_picture_header(), handle_0alpha(), handle_jpeg(), handle_xyz(), import_pem(), init_fps(), init_frame(), init_out(), init_processing_chain(), lead_decode_frame(), libdav1d_picture_allocator(), libjxl_get_pix_fmt(), libplacebo_config_output(), magy_decode_frame(), main(), MAKE_REORDER_FUNCS(), map_format(), map_format(), match_video_size(), mediacodec_dec_get_audio_codec(), mediacodec_dec_get_video_codec(), mediacodec_dec_parse_audio_format(), mediacodec_dec_parse_video_format(), mediacodec_decode_init(), mediacodec_init(), mediacodec_jni_configure(), mediacodec_ndk_configure(), mediacodec_ndk_getOutputFormat(), mediacodec_ndk_onFormatChanged(), mediacodec_set_qp_range(), mediaformat_jni_delete(), mediaformat_jni_getBuffer(), mediaformat_jni_getFloat(), mediaformat_jni_getInt32(), mediaformat_jni_getInt64(), mediaformat_jni_getString(), mediaformat_jni_new(), mediaformat_jni_newFromObject(), mediaformat_jni_setBuffer(), mediaformat_jni_setFloat(), mediaformat_jni_setInt32(), mediaformat_jni_setInt64(), mediaformat_jni_setString(), mediaformat_jni_toString(), mediaformat_ndk_create(), mediaformat_ndk_delete(), mediaformat_ndk_getBuffer(), mediaformat_ndk_getFloat(), mediaformat_ndk_getInt32(), mediaformat_ndk_getInt64(), mediaformat_ndk_getRect(), mediaformat_ndk_getString(), mediaformat_ndk_setBuffer(), mediaformat_ndk_setFloat(), mediaformat_ndk_setInt32(), mediaformat_ndk_setInt64(), mediaformat_ndk_setRect(), mediaformat_ndk_setString(), mediaformat_ndk_toString(), mkv_write_stereo_mode(), mov_codec_id(), mov_parse_stsd_data(), mov_read_frma(), mov_skip_multiple_stsd(), mpeg_set_cc_format(), nist_read_header(), oh_decode_on_stream_changed(), oh_decode_output_frame(), oh_decode_set_format(), oh_encode_on_stream_changed(), oh_encode_send_sw_frame(), oh_encode_set_format(), on_format_changed(), open_slave(), ost_add(), pix_fmt_to_mfx_fourcc(), pixfmt_in_list(), print_integers(), print_link_prop(), query_formats(), range_override_needed(), read_channels(), read_zp_coefficients(), realloc_texture(), resample_init(), reset_ptr(), separator(), set_format_info(), setup_array(), swap_sample_fmts_on_filter(), sws_test_format(), sws_test_hw_format(), test_format_legacy(), test_format_ops(), uninit(), vaapi_decode_find_best_format(), vbn_decode_frame(), vs2av_log(), vt_map_frame(), vulkan_decode_get_profile(), xv_get_tag_from_format(), and yae_reset().
1.13.2