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Diffstat (limited to 'audio/filter/af.h')
-rw-r--r-- | audio/filter/af.h | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/audio/filter/af.h b/audio/filter/af.h deleted file mode 100644 index 3a07a5465f..0000000000 --- a/audio/filter/af.h +++ /dev/null @@ -1,163 +0,0 @@ -/* - * This file is part of mpv. - * - * mpv is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * mpv is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with mpv. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef MPLAYER_AF_H -#define MPLAYER_AF_H - -#include <stdio.h> -#include <stdbool.h> -#include <sys/types.h> - -#include "config.h" -#if !(HAVE_LIBAF && HAVE_GPL) -#error "libaf/GPL disabled" -#endif - -#include "options/options.h" -#include "audio/format.h" -#include "audio/chmap.h" -#include "audio/audio.h" -#include "common/msg.h" -#include "common/common.h" - -struct af_instance; -struct mpv_global; - -// Number of channels -#define AF_NCH MP_NUM_CHANNELS - -// Flags for af->filter() -#define AF_FILTER_FLAG_EOF 1 - -/* Audio filter information not specific for current instance, but for - a specific filter */ -struct af_info { - const char *info; - const char *name; - int (*open)(struct af_instance *vf); - int priv_size; - const void *priv_defaults; - const struct m_option *options; - // For m_obj_desc.set_defaults - void (*set_defaults)(struct mpv_global *global, void *p); -}; - -// Linked list of audio filters -struct af_instance { - const struct af_info *info; - char *full_name; - struct mp_log *log; - struct MPOpts *opts; - struct mpv_global *global; - int (*control)(struct af_instance *af, int cmd, void *arg); - void (*uninit)(struct af_instance *af); - /* Feed a frame. The frame is NULL if EOF was reached, and the filter - * should drain all remaining buffered data. - * Use af_add_output_frame() to output data. The optional filter_out - * callback can be set to produce output frames gradually. - */ - int (*filter_frame)(struct af_instance *af, struct mp_audio *frame); - int (*filter_out)(struct af_instance *af); - void *priv; - struct mp_audio *data; // configuration and buffer for outgoing data stream - - struct af_instance *next; - struct af_instance *prev; - double delay; /* Delay caused by the filter, in seconds of audio consumed - * without corresponding output */ - bool auto_inserted; // inserted by af.c, such as conversion filters - char *label; - - struct mp_audio fmt_in, fmt_out; - - struct mp_audio **out_queued; - int num_out_queued; - - struct mp_audio_pool *out_pool; -}; - -// Current audio stream -struct af_stream { - int initialized; // 0: no, 1: yes, -1: attempted to, but failed - - // The first and last filter in the list - struct af_instance *first; - struct af_instance *last; - // The user sets the input format (what the decoder outputs), and sets some - // or all fields in output to the output format the AO accepts. - struct mp_audio input; - struct mp_audio output; - struct mp_audio filter_output; - - struct mp_log *log; - struct MPOpts *opts; - struct mpv_global *global; -}; - -// Return values -#define AF_DETACH (CONTROL_OK + 1) -#define AF_OK CONTROL_OK -#define AF_TRUE CONTROL_TRUE -#define AF_FALSE CONTROL_FALSE -#define AF_UNKNOWN CONTROL_UNKNOWN -#define AF_ERROR CONTROL_ERROR - -// Parameters for af_control_* -enum af_control { - AF_CONTROL_REINIT = 1, - AF_CONTROL_RESET, - AF_CONTROL_SET_PLAYBACK_SPEED, - AF_CONTROL_SET_PLAYBACK_SPEED_RESAMPLE, - AF_CONTROL_GET_METADATA, - AF_CONTROL_COMMAND, -}; - -// Argument for AF_CONTROL_SET_PAN_LEVEL -typedef struct af_control_ext_s { - void* arg; // Argument - int ch; // Chanel number -} af_control_ext_t; - -struct af_stream *af_new(struct mpv_global *global); -void af_destroy(struct af_stream *s); -int af_init(struct af_stream *s); -void af_uninit(struct af_stream *s); -struct af_instance *af_add(struct af_stream *s, char *name, char *label, - char **args); -int af_remove_by_label(struct af_stream *s, char *label); -struct af_instance *af_find_by_label(struct af_stream *s, char *label); -struct af_instance *af_control_any_rev(struct af_stream *s, int cmd, void *arg); -void af_control_all(struct af_stream *s, int cmd, void *arg); -int af_control_by_label(struct af_stream *s, int cmd, void *arg, bstr label); -void af_seek_reset(struct af_stream *s); -int af_send_command(struct af_stream *s, char *label, char *cmd, char *arg); - -void af_add_output_frame(struct af_instance *af, struct mp_audio *frame); -int af_filter_frame(struct af_stream *s, struct mp_audio *frame); -int af_output_frame(struct af_stream *s, bool eof); -struct mp_audio *af_read_output_frame(struct af_stream *s); -void af_unread_output_frame(struct af_stream *s, struct mp_audio *frame); -int af_make_writeable(struct af_instance *af, struct mp_audio *frame); - -double af_calc_delay(struct af_stream *s); - -int af_test_output(struct af_instance *af, struct mp_audio *out); - -int af_from_ms(int n, float *in, int *out, int rate, float mi, float ma); -float af_softclip(float a); - -#endif /* MPLAYER_AF_H */ |