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pipewire/spa/plugins/audioconvert/audioconvert.c
Wim Taymans 46c8c9ec03 audioconvert: set monitor port buffer size correctly 
Also use quantum_limit samples on the monitor ports.

Fixes #2677
2022-09-08 12:25:28 +02:00

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/* Spa
*
* Copyright © 2022 Wim Taymans
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <limits.h>
#include <spa/support/plugin.h>
#include <spa/support/cpu.h>
#include <spa/support/log.h>
#include <spa/utils/result.h>
#include <spa/utils/list.h>
#include <spa/utils/json.h>
#include <spa/utils/names.h>
#include <spa/utils/string.h>
#include <spa/node/node.h>
#include <spa/node/io.h>
#include <spa/node/utils.h>
#include <spa/node/keys.h>
#include <spa/param/audio/format-utils.h>
#include <spa/param/param.h>
#include <spa/param/latency-utils.h>
#include <spa/pod/filter.h>
#include <spa/debug/types.h>
#include <spa/debug/pod.h>
#include "volume-ops.h"
#include "fmt-ops.h"
#include "channelmix-ops.h"
#include "resample.h"
#undef SPA_LOG_TOPIC_DEFAULT
#define SPA_LOG_TOPIC_DEFAULT log_topic
static struct spa_log_topic *log_topic = &SPA_LOG_TOPIC(0, "spa.audioconvert");
#define DEFAULT_RATE 48000
#define DEFAULT_CHANNELS 2
#define MAX_ALIGN FMT_OPS_MAX_ALIGN
#define MAX_BUFFERS 32
#define MAX_DATAS SPA_AUDIO_MAX_CHANNELS
#define MAX_PORTS (SPA_AUDIO_MAX_CHANNELS+1)
#define DEFAULT_MUTE false
#define DEFAULT_VOLUME VOLUME_NORM
struct volumes {
bool mute;
uint32_t n_volumes;
float volumes[SPA_AUDIO_MAX_CHANNELS];
};
static void init_volumes(struct volumes *vol)
{
uint32_t i;
vol->mute = DEFAULT_MUTE;
vol->n_volumes = 0;
for (i = 0; i < SPA_AUDIO_MAX_CHANNELS; i++)
vol->volumes[i] = DEFAULT_VOLUME;
}
struct props {
float volume;
uint32_t n_channels;
uint32_t channel_map[SPA_AUDIO_MAX_CHANNELS];
struct volumes channel;
struct volumes soft;
struct volumes monitor;
unsigned int have_soft_volume:1;
unsigned int mix_disabled:1;
unsigned int resample_quality;
unsigned int resample_disabled:1;
double rate;
};
static void props_reset(struct props *props)
{
uint32_t i;
props->volume = DEFAULT_VOLUME;
props->n_channels = 0;
for (i = 0; i < SPA_AUDIO_MAX_CHANNELS; i++)
props->channel_map[i] = SPA_AUDIO_CHANNEL_UNKNOWN;
init_volumes(&props->channel);
init_volumes(&props->soft);
init_volumes(&props->monitor);
props->mix_disabled = false;
props->rate = 1.0;
props->resample_quality = RESAMPLE_DEFAULT_QUALITY;
props->resample_disabled = false;
}
struct buffer {
uint32_t id;
#define BUFFER_FLAG_QUEUED (1<<0)
uint32_t flags;
struct spa_list link;
struct spa_buffer *buf;
void *datas[MAX_DATAS];
};
struct port {
uint32_t direction;
uint32_t id;
struct spa_io_buffers *io;
uint64_t info_all;
struct spa_port_info info;
#define IDX_EnumFormat 0
#define IDX_Meta 1
#define IDX_IO 2
#define IDX_Format 3
#define IDX_Buffers 4
#define IDX_Latency 5
#define N_PORT_PARAMS 6
struct spa_param_info params[N_PORT_PARAMS];
char position[16];
struct buffer buffers[MAX_BUFFERS];
uint32_t n_buffers;
struct spa_audio_info format;
unsigned int have_format:1;
unsigned int is_dsp:1;
unsigned int is_monitor:1;
unsigned int is_control:1;
uint32_t blocks;
uint32_t stride;
const struct spa_pod_sequence *ctrl;
uint32_t ctrl_offset;
struct spa_list queue;
};
struct dir {
struct port *ports[MAX_PORTS];
uint32_t n_ports;
enum spa_param_port_config_mode mode;
struct spa_audio_info format;
unsigned int have_format:1;
unsigned int have_profile:1;
struct spa_latency_info latency;
uint32_t remap[MAX_PORTS];
struct convert conv;
unsigned int need_remap:1;
unsigned int is_passthrough:1;
unsigned int control:1;
};
struct impl {
struct spa_handle handle;
struct spa_node node;
struct spa_log *log;
struct spa_cpu *cpu;
uint32_t cpu_flags;
uint32_t max_align;
uint32_t quantum_limit;
enum spa_direction direction;
struct props props;
struct spa_io_position *io_position;
struct spa_io_rate_match *io_rate_match;
uint64_t info_all;
struct spa_node_info info;
#define IDX_EnumPortConfig 0
#define IDX_PortConfig 1
#define IDX_PropInfo 2
#define IDX_Props 3
#define N_NODE_PARAMS 4
struct spa_param_info params[N_NODE_PARAMS];
struct spa_hook_list hooks;
unsigned int monitor:1;
unsigned int monitor_channel_volumes:1;
struct dir dir[2];
struct channelmix mix;
struct resample resample;
struct volume volume;
double rate_scale;
uint32_t in_offset;
uint32_t out_offset;
unsigned int started:1;
unsigned int peaks:1;
unsigned int is_passthrough:1;
unsigned int drained:1;
uint32_t empty_size;
float *empty;
float *scratch;
float *tmp[2];
float *tmp_datas[2][MAX_PORTS];
};
#define CHECK_PORT(this,d,p) ((p) < this->dir[d].n_ports)
#define GET_PORT(this,d,p) (this->dir[d].ports[p])
#define GET_IN_PORT(this,p) GET_PORT(this,SPA_DIRECTION_INPUT,p)
#define GET_OUT_PORT(this,p) GET_PORT(this,SPA_DIRECTION_OUTPUT,p)
#define PORT_IS_DSP(this,d,p) (GET_PORT(this,d,p)->is_dsp)
#define PORT_IS_CONTROL(this,d,p) (GET_PORT(this,d,p)->is_control)
static void set_volume(struct impl *this);
static void emit_node_info(struct impl *this, bool full)
{
uint64_t old = full ? this->info.change_mask : 0;
uint32_t i;
if (full)
this->info.change_mask = this->info_all;
if (this->info.change_mask) {
if (this->info.change_mask & SPA_NODE_CHANGE_MASK_PARAMS) {
for (i = 0; i < SPA_N_ELEMENTS(this->params); i++) {
if (this->params[i].user > 0) {
this->params[i].flags ^= SPA_PARAM_INFO_SERIAL;
this->params[i].user = 0;
}
}
}
spa_node_emit_info(&this->hooks, &this->info);
this->info.change_mask = old;
}
}
static void emit_port_info(struct impl *this, struct port *port, bool full)
{
uint64_t old = full ? port->info.change_mask : 0;
uint32_t i;
if (full)
port->info.change_mask = port->info_all;
if (port->info.change_mask) {
struct spa_dict_item items[3];
uint32_t n_items = 0;
if (PORT_IS_DSP(this, port->direction, port->id)) {
items[n_items++] = SPA_DICT_ITEM_INIT(SPA_KEY_FORMAT_DSP, "32 bit float mono audio");
items[n_items++] = SPA_DICT_ITEM_INIT(SPA_KEY_AUDIO_CHANNEL, port->position);
if (port->is_monitor)
items[n_items++] = SPA_DICT_ITEM_INIT(SPA_KEY_PORT_MONITOR, "true");
} else if (PORT_IS_CONTROL(this, port->direction, port->id)) {
items[n_items++] = SPA_DICT_ITEM_INIT(SPA_KEY_PORT_NAME, "control");
items[n_items++] = SPA_DICT_ITEM_INIT(SPA_KEY_FORMAT_DSP, "8 bit raw midi");
}
port->info.props = &SPA_DICT_INIT(items, n_items);
if (port->info.change_mask & SPA_PORT_CHANGE_MASK_PARAMS) {
for (i = 0; i < SPA_N_ELEMENTS(port->params); i++) {
if (port->params[i].user > 0) {
port->params[i].flags ^= SPA_PARAM_INFO_SERIAL;
port->params[i].user = 0;
}
}
}
spa_node_emit_port_info(&this->hooks, port->direction, port->id, &port->info);
port->info.change_mask = old;
}
}
static int init_port(struct impl *this, enum spa_direction direction, uint32_t port_id,
uint32_t position, bool is_dsp, bool is_monitor, bool is_control)
{
struct port *port = GET_PORT(this, direction, port_id);
const char *name;
spa_assert(port_id < MAX_PORTS);
if (port == NULL) {
port = calloc(1, sizeof(struct port));
if (port == NULL)
return -errno;
this->dir[direction].ports[port_id] = port;
}
port->direction = direction;
port->id = port_id;
name = spa_debug_type_find_short_name(spa_type_audio_channel, position);
snprintf(port->position, sizeof(port->position), "%s", name ? name : "UNK");
port->info_all = SPA_PORT_CHANGE_MASK_FLAGS |
SPA_PORT_CHANGE_MASK_PROPS |
SPA_PORT_CHANGE_MASK_PARAMS;
port->info = SPA_PORT_INFO_INIT();
port->info.flags = SPA_PORT_FLAG_NO_REF |
SPA_PORT_FLAG_DYNAMIC_DATA;
port->params[IDX_EnumFormat] = SPA_PARAM_INFO(SPA_PARAM_EnumFormat, SPA_PARAM_INFO_READ);
port->params[IDX_Meta] = SPA_PARAM_INFO(SPA_PARAM_Meta, SPA_PARAM_INFO_READ);
port->params[IDX_IO] = SPA_PARAM_INFO(SPA_PARAM_IO, SPA_PARAM_INFO_READ);
port->params[IDX_Format] = SPA_PARAM_INFO(SPA_PARAM_Format, SPA_PARAM_INFO_WRITE);
port->params[IDX_Buffers] = SPA_PARAM_INFO(SPA_PARAM_Buffers, 0);
port->params[IDX_Latency] = SPA_PARAM_INFO(SPA_PARAM_Latency, SPA_PARAM_INFO_READWRITE);
port->info.params = port->params;
port->info.n_params = N_PORT_PARAMS;
port->n_buffers = 0;
port->have_format = false;
port->is_monitor = is_monitor;
port->is_dsp = is_dsp;
if (port->is_dsp) {
port->format.media_type = SPA_MEDIA_TYPE_audio;
port->format.media_subtype = SPA_MEDIA_SUBTYPE_dsp;
port->format.info.dsp.format = SPA_AUDIO_FORMAT_DSP_F32;
port->blocks = 1;
port->stride = 4;
}
port->is_control = is_control;
if (port->is_control) {
port->format.media_type = SPA_MEDIA_TYPE_application;
port->format.media_subtype = SPA_MEDIA_SUBTYPE_control;
port->blocks = 1;
port->stride = 1;
}
spa_list_init(&port->queue);
spa_log_info(this->log, "%p: add port %d:%d position:%s %d %d %d",
this, direction, port_id, port->position, is_dsp, is_monitor, is_control);
emit_port_info(this, port, true);
return 0;
}
static int impl_node_enum_params(void *object, int seq,
uint32_t id, uint32_t start, uint32_t num,
const struct spa_pod *filter)
{
struct impl *this = object;
struct spa_pod *param;
struct spa_pod_builder b = { 0 };
uint8_t buffer[4096];
struct spa_result_node_params result;
uint32_t count = 0;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_return_val_if_fail(num != 0, -EINVAL);
result.id = id;
result.next = start;
next:
result.index = result.next++;
spa_pod_builder_init(&b, buffer, sizeof(buffer));
switch (id) {
case SPA_PARAM_EnumPortConfig:
switch (result.index) {
case 0:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamPortConfig, id,
SPA_PARAM_PORT_CONFIG_direction, SPA_POD_Id(SPA_DIRECTION_INPUT),
SPA_PARAM_PORT_CONFIG_mode, SPA_POD_Id(SPA_PARAM_PORT_CONFIG_MODE_dsp));
break;
case 1:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamPortConfig, id,
SPA_PARAM_PORT_CONFIG_direction, SPA_POD_Id(SPA_DIRECTION_OUTPUT),
SPA_PARAM_PORT_CONFIG_mode, SPA_POD_Id(SPA_PARAM_PORT_CONFIG_MODE_dsp));
break;
case 2:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamPortConfig, id,
SPA_PARAM_PORT_CONFIG_direction, SPA_POD_Id(SPA_DIRECTION_INPUT),
SPA_PARAM_PORT_CONFIG_mode, SPA_POD_Id(SPA_PARAM_PORT_CONFIG_MODE_convert));
break;
case 3:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamPortConfig, id,
SPA_PARAM_PORT_CONFIG_direction, SPA_POD_Id(SPA_DIRECTION_OUTPUT),
SPA_PARAM_PORT_CONFIG_mode, SPA_POD_Id(SPA_PARAM_PORT_CONFIG_MODE_convert));
break;
default:
return 0;
}
break;
case SPA_PARAM_PortConfig:
switch (result.index) {
case 0:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamPortConfig, id,
SPA_PARAM_PORT_CONFIG_direction, SPA_POD_Id(SPA_DIRECTION_INPUT),
SPA_PARAM_PORT_CONFIG_mode, SPA_POD_Id(this->dir[SPA_DIRECTION_INPUT].mode));
break;
case 1:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamPortConfig, id,
SPA_PARAM_PORT_CONFIG_direction, SPA_POD_Id(SPA_DIRECTION_OUTPUT),
SPA_PARAM_PORT_CONFIG_mode, SPA_POD_Id(this->dir[SPA_DIRECTION_OUTPUT].mode));
break;
default:
return 0;
}
break;
case SPA_PARAM_PropInfo:
{
struct props *p = &this->props;
struct spa_pod_frame f[2];
uint32_t i;
switch (result.index) {
case 0:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_volume),
SPA_PROP_INFO_description, SPA_POD_String("Volume"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(p->volume, 0.0, 10.0));
break;
case 1:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_mute),
SPA_PROP_INFO_description, SPA_POD_String("Mute"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(p->channel.mute));
break;
case 2:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_channelVolumes),
SPA_PROP_INFO_description, SPA_POD_String("Channel Volumes"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(p->volume, 0.0, 10.0),
SPA_PROP_INFO_container, SPA_POD_Id(SPA_TYPE_Array));
break;
case 3:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_channelMap),
SPA_PROP_INFO_description, SPA_POD_String("Channel Map"),
SPA_PROP_INFO_type, SPA_POD_Id(SPA_AUDIO_CHANNEL_UNKNOWN),
SPA_PROP_INFO_container, SPA_POD_Id(SPA_TYPE_Array));
break;
case 4:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_monitorMute),
SPA_PROP_INFO_description, SPA_POD_String("Monitor Mute"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(p->monitor.mute));
break;
case 5:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_monitorVolumes),
SPA_PROP_INFO_description, SPA_POD_String("Monitor Volumes"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(p->volume, 0.0, 10.0),
SPA_PROP_INFO_container, SPA_POD_Id(SPA_TYPE_Array));
break;
case 6:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_softMute),
SPA_PROP_INFO_description, SPA_POD_String("Soft Mute"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(p->soft.mute));
break;
case 7:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_softVolumes),
SPA_PROP_INFO_description, SPA_POD_String("Soft Volumes"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(p->volume, 0.0, 10.0),
SPA_PROP_INFO_container, SPA_POD_Id(SPA_TYPE_Array));
break;
case 8:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("monitor.channel-volumes"),
SPA_PROP_INFO_description, SPA_POD_String("Monitor channel volume"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(
this->monitor_channel_volumes),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 9:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.disable"),
SPA_PROP_INFO_description, SPA_POD_String("Disable Channel mixing"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(p->mix_disabled),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 10:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.normalize"),
SPA_PROP_INFO_description, SPA_POD_String("Normalize Volumes"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(
SPA_FLAG_IS_SET(this->mix.options, CHANNELMIX_OPTION_NORMALIZE)),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 11:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.mix-lfe"),
SPA_PROP_INFO_description, SPA_POD_String("Mix LFE into channels"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(
SPA_FLAG_IS_SET(this->mix.options, CHANNELMIX_OPTION_MIX_LFE)),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 12:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.upmix"),
SPA_PROP_INFO_description, SPA_POD_String("Enable upmixing"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(
SPA_FLAG_IS_SET(this->mix.options, CHANNELMIX_OPTION_UPMIX)),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 13:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.lfe-cutoff"),
SPA_PROP_INFO_description, SPA_POD_String("LFE cutoff frequency"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(
this->mix.lfe_cutoff, 0.0, 1000.0),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 14:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.fc-cutoff"),
SPA_PROP_INFO_description, SPA_POD_String("FC cutoff frequency (Hz)"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(
this->mix.fc_cutoff, 0.0, 48000.0),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 15:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.rear-delay"),
SPA_PROP_INFO_description, SPA_POD_String("Rear channels delay (ms)"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(
this->mix.rear_delay, 0.0, 1000.0),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 16:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.stereo-widen"),
SPA_PROP_INFO_description, SPA_POD_String("Stereo widen"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Float(
this->mix.widen, 0.0, 1.0),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 17:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.hilbert-taps"),
SPA_PROP_INFO_description, SPA_POD_String("Taps for phase shift of rear"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Int(
this->mix.hilbert_taps, 0, MAX_TAPS),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 18:
spa_pod_builder_push_object(&b, &f[0], SPA_TYPE_OBJECT_PropInfo, id);
spa_pod_builder_add(&b,
SPA_PROP_INFO_name, SPA_POD_String("channelmix.upmix-method"),
SPA_PROP_INFO_description, SPA_POD_String("Upmix method to use"),
SPA_PROP_INFO_type, SPA_POD_String(
channelmix_upmix_info[this->mix.upmix].label),
SPA_PROP_INFO_params, SPA_POD_Bool(true),
0);
spa_pod_builder_prop(&b, SPA_PROP_INFO_labels, 0);
spa_pod_builder_push_struct(&b, &f[1]);
for (i = 0; i < SPA_N_ELEMENTS(channelmix_upmix_info); i++) {
spa_pod_builder_string(&b, channelmix_upmix_info[i].label);
spa_pod_builder_string(&b, channelmix_upmix_info[i].description);
}
spa_pod_builder_pop(&b, &f[1]);
param = spa_pod_builder_pop(&b, &f[0]);
break;
case 19:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_rate),
SPA_PROP_INFO_description, SPA_POD_String("Rate scaler"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Double(p->rate, 0.0, 10.0));
break;
case 20:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_id, SPA_POD_Id(SPA_PROP_quality),
SPA_PROP_INFO_name, SPA_POD_String("resample.quality"),
SPA_PROP_INFO_description, SPA_POD_String("Resample Quality"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Int(p->resample_quality, 0, 14),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 21:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("resample.disable"),
SPA_PROP_INFO_description, SPA_POD_String("Disable Resampling"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_Bool(p->resample_disabled),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 22:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_PropInfo, id,
SPA_PROP_INFO_name, SPA_POD_String("dither.noise"),
SPA_PROP_INFO_description, SPA_POD_String("Add noise bits"),
SPA_PROP_INFO_type, SPA_POD_CHOICE_RANGE_Int(this->dir[1].conv.noise_bits, 0, 16),
SPA_PROP_INFO_params, SPA_POD_Bool(true));
break;
case 23:
spa_pod_builder_push_object(&b, &f[0], SPA_TYPE_OBJECT_PropInfo, id);
spa_pod_builder_add(&b,
SPA_PROP_INFO_name, SPA_POD_String("dither.method"),
SPA_PROP_INFO_description, SPA_POD_String("The dithering method"),
SPA_PROP_INFO_type, SPA_POD_String(
dither_method_info[this->dir[1].conv.method].label),
SPA_PROP_INFO_params, SPA_POD_Bool(true),
0);
spa_pod_builder_prop(&b, SPA_PROP_INFO_labels, 0);
spa_pod_builder_push_struct(&b, &f[1]);
for (i = 0; i < SPA_N_ELEMENTS(dither_method_info); i++) {
spa_pod_builder_string(&b, dither_method_info[i].label);
spa_pod_builder_string(&b, dither_method_info[i].description);
}
spa_pod_builder_pop(&b, &f[1]);
param = spa_pod_builder_pop(&b, &f[0]);
break;
default:
return 0;
}
break;
}
case SPA_PARAM_Props:
{
struct props *p = &this->props;
struct spa_pod_frame f[2];
switch (result.index) {
case 0:
spa_pod_builder_push_object(&b, &f[0],
SPA_TYPE_OBJECT_Props, id);
spa_pod_builder_add(&b,
SPA_PROP_volume, SPA_POD_Float(p->volume),
SPA_PROP_mute, SPA_POD_Bool(p->channel.mute),
SPA_PROP_channelVolumes, SPA_POD_Array(sizeof(float),
SPA_TYPE_Float,
p->channel.n_volumes,
p->channel.volumes),
SPA_PROP_channelMap, SPA_POD_Array(sizeof(uint32_t),
SPA_TYPE_Id,
p->n_channels,
p->channel_map),
SPA_PROP_softMute, SPA_POD_Bool(p->soft.mute),
SPA_PROP_softVolumes, SPA_POD_Array(sizeof(float),
SPA_TYPE_Float,
p->soft.n_volumes,
p->soft.volumes),
SPA_PROP_monitorMute, SPA_POD_Bool(p->monitor.mute),
SPA_PROP_monitorVolumes, SPA_POD_Array(sizeof(float),
SPA_TYPE_Float,
p->monitor.n_volumes,
p->monitor.volumes),
0);
spa_pod_builder_prop(&b, SPA_PROP_params, 0);
spa_pod_builder_push_struct(&b, &f[1]);
spa_pod_builder_string(&b, "monitor.channel-volumes");
spa_pod_builder_bool(&b, this->monitor_channel_volumes);
spa_pod_builder_string(&b, "channelmix.disable");
spa_pod_builder_bool(&b, this->props.mix_disabled);
spa_pod_builder_string(&b, "channelmix.normalize");
spa_pod_builder_bool(&b, SPA_FLAG_IS_SET(this->mix.options,
CHANNELMIX_OPTION_NORMALIZE));
spa_pod_builder_string(&b, "channelmix.mix-lfe");
spa_pod_builder_bool(&b, SPA_FLAG_IS_SET(this->mix.options,
CHANNELMIX_OPTION_MIX_LFE));
spa_pod_builder_string(&b, "channelmix.upmix");
spa_pod_builder_bool(&b, SPA_FLAG_IS_SET(this->mix.options,
CHANNELMIX_OPTION_UPMIX));
spa_pod_builder_string(&b, "channelmix.lfe-cutoff");
spa_pod_builder_float(&b, this->mix.lfe_cutoff);
spa_pod_builder_string(&b, "channelmix.fc-cutoff");
spa_pod_builder_float(&b, this->mix.fc_cutoff);
spa_pod_builder_string(&b, "channelmix.rear-delay");
spa_pod_builder_float(&b, this->mix.rear_delay);
spa_pod_builder_string(&b, "channelmix.stereo-widen");
spa_pod_builder_float(&b, this->mix.widen);
spa_pod_builder_string(&b, "channelmix.hilbert-taps");
spa_pod_builder_int(&b, this->mix.hilbert_taps);
spa_pod_builder_string(&b, "channelmix.upmix-method");
spa_pod_builder_string(&b, channelmix_upmix_info[this->mix.upmix].label);
spa_pod_builder_string(&b, "resample.quality");
spa_pod_builder_int(&b, p->resample_quality);
spa_pod_builder_string(&b, "resample.disable");
spa_pod_builder_bool(&b, p->resample_disabled);
spa_pod_builder_string(&b, "dither.noise");
spa_pod_builder_int(&b, this->dir[1].conv.noise_bits);
spa_pod_builder_string(&b, "dither.method");
spa_pod_builder_string(&b, dither_method_info[this->dir[1].conv.method].label);
spa_pod_builder_pop(&b, &f[1]);
param = spa_pod_builder_pop(&b, &f[0]);
break;
default:
return 0;
}
break;
}
default:
return 0;
}
if (spa_pod_filter(&b, &result.param, param, filter) < 0)
goto next;
spa_node_emit_result(&this->hooks, seq, 0, SPA_RESULT_TYPE_NODE_PARAMS, &result);
if (++count != num)
goto next;
return 0;
}
static int impl_node_set_io(void *object, uint32_t id, void *data, size_t size)
{
struct impl *this = object;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_log_debug(this->log, "%p: io %d %p/%zd", this, id, data, size);
switch (id) {
case SPA_IO_Position:
this->io_position = data;
break;
default:
return -ENOENT;
}
return 0;
}
static int audioconvert_set_param(struct impl *this, const char *k, const char *s)
{
if (spa_streq(k, "monitor.channel-volumes"))
this->monitor_channel_volumes = spa_atob(s);
else if (spa_streq(k, "channelmix.disable"))
this->props.mix_disabled = spa_atob(s);
else if (spa_streq(k, "channelmix.normalize"))
SPA_FLAG_UPDATE(this->mix.options, CHANNELMIX_OPTION_NORMALIZE, spa_atob(s));
else if (spa_streq(k, "channelmix.mix-lfe"))
SPA_FLAG_UPDATE(this->mix.options, CHANNELMIX_OPTION_MIX_LFE, spa_atob(s));
else if (spa_streq(k, "channelmix.upmix"))
SPA_FLAG_UPDATE(this->mix.options, CHANNELMIX_OPTION_UPMIX, spa_atob(s));
else if (spa_streq(k, "channelmix.lfe-cutoff"))
spa_atof(s, &this->mix.lfe_cutoff);
else if (spa_streq(k, "channelmix.fc-cutoff"))
spa_atof(s, &this->mix.fc_cutoff);
else if (spa_streq(k, "channelmix.rear-delay"))
spa_atof(s, &this->mix.rear_delay);
else if (spa_streq(k, "channelmix.stereo-widen"))
spa_atof(s, &this->mix.widen);
else if (spa_streq(k, "channelmix.hilbert-taps"))
spa_atou32(s, &this->mix.hilbert_taps, 0);
else if (spa_streq(k, "channelmix.upmix-method"))
this->mix.upmix = channelmix_upmix_from_label(s);
else if (spa_streq(k, "resample.quality"))
this->props.resample_quality = atoi(s);
else if (spa_streq(k, "resample.disable"))
this->props.resample_disabled = spa_atob(s);
else if (spa_streq(k, "dither.noise"))
spa_atou32(s, &this->dir[1].conv.noise_bits, 0);
else if (spa_streq(k, "dither.method"))
this->dir[1].conv.method = dither_method_from_label(s);
else
return 0;
return 1;
}
static int parse_prop_params(struct impl *this, struct spa_pod *params)
{
struct spa_pod_parser prs;
struct spa_pod_frame f;
int changed = 0;
spa_pod_parser_pod(&prs, params);
if (spa_pod_parser_push_struct(&prs, &f) < 0)
return 0;
while (true) {
const char *name;
struct spa_pod *pod;
char value[512];
if (spa_pod_parser_get_string(&prs, &name) < 0)
break;
if (spa_pod_parser_get_pod(&prs, &pod) < 0)
break;
if (spa_pod_is_string(pod)) {
spa_pod_copy_string(pod, sizeof(value), value);
} else if (spa_pod_is_float(pod)) {
snprintf(value, sizeof(value), "%f",
SPA_POD_VALUE(struct spa_pod_float, pod));
} else if (spa_pod_is_int(pod)) {
snprintf(value, sizeof(value), "%d",
SPA_POD_VALUE(struct spa_pod_int, pod));
} else if (spa_pod_is_bool(pod)) {
snprintf(value, sizeof(value), "%s",
SPA_POD_VALUE(struct spa_pod_bool, pod) ?
"true" : "false");
} else
continue;
spa_log_info(this->log, "key:'%s' val:'%s'", name, value);
changed += audioconvert_set_param(this, name, value);
}
return changed;
}
static int apply_props(struct impl *this, const struct spa_pod *param)
{
struct spa_pod_prop *prop;
struct spa_pod_object *obj = (struct spa_pod_object *) param;
struct props *p = &this->props;
bool have_channel_volume = false;
bool have_soft_volume = false;
int changed = 0;
uint32_t n;
SPA_POD_OBJECT_FOREACH(obj, prop) {
switch (prop->key) {
case SPA_PROP_volume:
if (spa_pod_get_float(&prop->value, &p->volume) == 0)
changed++;
break;
case SPA_PROP_mute:
if (spa_pod_get_bool(&prop->value, &p->channel.mute) == 0) {
have_channel_volume = true;
changed++;
}
break;
case SPA_PROP_channelVolumes:
if ((n = spa_pod_copy_array(&prop->value, SPA_TYPE_Float,
p->channel.volumes, SPA_AUDIO_MAX_CHANNELS)) > 0) {
have_channel_volume = true;
p->channel.n_volumes = n;
changed++;
}
break;
case SPA_PROP_channelMap:
if ((n = spa_pod_copy_array(&prop->value, SPA_TYPE_Id,
p->channel_map, SPA_AUDIO_MAX_CHANNELS)) > 0) {
p->n_channels = n;
changed++;
}
break;
case SPA_PROP_softMute:
if (spa_pod_get_bool(&prop->value, &p->soft.mute) == 0) {
have_soft_volume = true;
changed++;
}
break;
case SPA_PROP_softVolumes:
if ((n = spa_pod_copy_array(&prop->value, SPA_TYPE_Float,
p->soft.volumes, SPA_AUDIO_MAX_CHANNELS)) > 0) {
have_soft_volume = true;
p->soft.n_volumes = n;
changed++;
}
break;
case SPA_PROP_monitorMute:
if (spa_pod_get_bool(&prop->value, &p->monitor.mute) == 0)
changed++;
break;
case SPA_PROP_monitorVolumes:
if ((n = spa_pod_copy_array(&prop->value, SPA_TYPE_Float,
p->monitor.volumes, SPA_AUDIO_MAX_CHANNELS)) > 0) {
p->monitor.n_volumes = n;
changed++;
}
break;
case SPA_PROP_rate:
spa_pod_get_double(&prop->value, &p->rate);
break;
case SPA_PROP_params:
changed += parse_prop_params(this, &prop->value);
break;
default:
break;
}
}
if (changed) {
if (have_soft_volume)
p->have_soft_volume = true;
else if (have_channel_volume)
p->have_soft_volume = false;
channelmix_init(&this->mix);
set_volume(this);
}
return changed;
}
static int apply_midi(struct impl *this, const struct spa_pod *value)
{
const uint8_t *val = SPA_POD_BODY(value);
uint32_t size = SPA_POD_BODY_SIZE(value);
struct props *p = &this->props;
if (size < 3)
return -EINVAL;
if ((val[0] & 0xf0) != 0xb0 || val[1] != 7)
return 0;
p->volume = val[2] / 127.0f;
set_volume(this);
return 1;
}
static int reconfigure_mode(struct impl *this, enum spa_param_port_config_mode mode,
enum spa_direction direction, bool monitor, bool control, struct spa_audio_info *info)
{
struct dir *dir;
uint32_t i;
dir = &this->dir[direction];
if (dir->have_profile && this->monitor == monitor && dir->mode == mode &&
dir->control == control &&
(info == NULL || memcmp(&dir->format, info, sizeof(*info)) == 0))
return 0;
spa_log_info(this->log, "%p: port config direction:%d monitor:%d control:%d mode:%d %d", this,
direction, monitor, control, mode, dir->n_ports);
for (i = 0; i < dir->n_ports; i++) {
spa_node_emit_port_info(&this->hooks, direction, i, NULL);
if (this->monitor && direction == SPA_DIRECTION_INPUT)
spa_node_emit_port_info(&this->hooks, SPA_DIRECTION_OUTPUT, i+1, NULL);
}
this->monitor = monitor;
dir->control = control;
dir->have_profile = true;
dir->mode = mode;
switch (mode) {
case SPA_PARAM_PORT_CONFIG_MODE_dsp:
{
if (info) {
dir->n_ports = info->info.raw.channels;
dir->format = *info;
dir->format.info.raw.format = SPA_AUDIO_FORMAT_DSP_F32;
dir->format.info.raw.rate = 0;
dir->have_format = true;
} else {
dir->n_ports = 0;
}
if (this->monitor && direction == SPA_DIRECTION_INPUT)
this->dir[SPA_DIRECTION_OUTPUT].n_ports = dir->n_ports + 1;
for (i = 0; i < dir->n_ports; i++) {
init_port(this, direction, i, info->info.raw.position[i], true, false, false);
if (this->monitor && direction == SPA_DIRECTION_INPUT)
init_port(this, SPA_DIRECTION_OUTPUT, i+1,
info->info.raw.position[i], true, true, false);
}
break;
}
case SPA_PARAM_PORT_CONFIG_MODE_convert:
{
dir->n_ports = 1;
dir->have_format = false;
init_port(this, direction, 0, 0, false, false, false);
break;
}
default:
return -ENOTSUP;
}
if (direction == SPA_DIRECTION_INPUT && dir->control) {
i = dir->n_ports++;
init_port(this, direction, i, 0, false, false, true);
}
this->info.change_mask |= SPA_NODE_CHANGE_MASK_FLAGS | SPA_NODE_CHANGE_MASK_PARAMS;
this->info.flags &= ~SPA_NODE_FLAG_NEED_CONFIGURE;
this->params[IDX_Props].user++;
this->params[IDX_PortConfig].user++;
return 0;
}
static int impl_node_set_param(void *object, uint32_t id, uint32_t flags,
const struct spa_pod *param)
{
struct impl *this = object;
spa_return_val_if_fail(this != NULL, -EINVAL);
if (param == NULL)
return 0;
switch (id) {
case SPA_PARAM_PortConfig:
{
struct spa_audio_info info = { 0, }, *infop = NULL;
struct spa_pod *format = NULL;
enum spa_direction direction;
enum spa_param_port_config_mode mode;
bool monitor = false, control = false;
int res;
if (spa_pod_parse_object(param,
SPA_TYPE_OBJECT_ParamPortConfig, NULL,
SPA_PARAM_PORT_CONFIG_direction, SPA_POD_Id(&direction),
SPA_PARAM_PORT_CONFIG_mode, SPA_POD_Id(&mode),
SPA_PARAM_PORT_CONFIG_monitor, SPA_POD_OPT_Bool(&monitor),
SPA_PARAM_PORT_CONFIG_control, SPA_POD_OPT_Bool(&control),
SPA_PARAM_PORT_CONFIG_format, SPA_POD_OPT_Pod(&format)) < 0)
return -EINVAL;
if (format) {
if (!spa_pod_is_object_type(format, SPA_TYPE_OBJECT_Format))
return -EINVAL;
if ((res = spa_format_parse(format, &info.media_type, &info.media_subtype)) < 0)
return res;
if (info.media_type != SPA_MEDIA_TYPE_audio ||
info.media_subtype != SPA_MEDIA_SUBTYPE_raw)
return -EINVAL;
if (spa_format_audio_raw_parse(format, &info.info.raw) < 0)
return -EINVAL;
if (info.info.raw.channels > SPA_AUDIO_MAX_CHANNELS)
return -EINVAL;
infop = &info;
}
if ((res = reconfigure_mode(this, mode, direction, monitor, control, infop)) < 0)
return res;
emit_node_info(this, false);
break;
}
case SPA_PARAM_Props:
if (apply_props(this, param) > 0)
emit_node_info(this, false);
break;
default:
return -ENOENT;
}
return 0;
}
static int int32_cmp(const void *v1, const void *v2)
{
int32_t a1 = *(int32_t*)v1;
int32_t a2 = *(int32_t*)v2;
if (a1 == 0 && a2 != 0)
return 1;
if (a2 == 0 && a1 != 0)
return -1;
return a1 - a2;
}
static int setup_in_convert(struct impl *this)
{
uint32_t i, j;
struct dir *in = &this->dir[SPA_DIRECTION_INPUT];
struct spa_audio_info src_info, dst_info;
int res;
bool remap = false;
src_info = in->format;
dst_info = src_info;
dst_info.info.raw.format = SPA_AUDIO_FORMAT_DSP_F32;
spa_log_info(this->log, "%p: %s/%d@%d->%s/%d@%d", this,
spa_debug_type_find_name(spa_type_audio_format, src_info.info.raw.format),
src_info.info.raw.channels,
src_info.info.raw.rate,
spa_debug_type_find_name(spa_type_audio_format, dst_info.info.raw.format),
dst_info.info.raw.channels,
dst_info.info.raw.rate);
qsort(dst_info.info.raw.position, dst_info.info.raw.channels,
sizeof(uint32_t), int32_cmp);
for (i = 0; i < src_info.info.raw.channels; i++) {
for (j = 0; j < dst_info.info.raw.channels; j++) {
if (src_info.info.raw.position[i] !=
dst_info.info.raw.position[j])
continue;
in->remap[i] = j;
if (i != j)
remap = true;
spa_log_debug(this->log, "%p: channel %d (%d) -> %d (%s -> %s)", this,
i, in->remap[i], j,
spa_debug_type_find_short_name(spa_type_audio_channel,
src_info.info.raw.position[i]),
spa_debug_type_find_short_name(spa_type_audio_channel,
dst_info.info.raw.position[j]));
dst_info.info.raw.position[j] = -1;
break;
}
}
if (in->conv.free)
convert_free(&in->conv);
in->conv.src_fmt = src_info.info.raw.format;
in->conv.dst_fmt = dst_info.info.raw.format;
in->conv.n_channels = dst_info.info.raw.channels;
in->conv.cpu_flags = this->cpu_flags;
in->need_remap = remap;
if ((res = convert_init(&in->conv)) < 0)
return res;
spa_log_debug(this->log, "%p: got converter features %08x:%08x passthrough:%d remap:%d %s", this,
this->cpu_flags, in->conv.cpu_flags, in->conv.is_passthrough,
remap, in->conv.func_name);
return 0;
}
#define _MASK(ch) (1ULL << SPA_AUDIO_CHANNEL_ ## ch)
#define STEREO (_MASK(FL)|_MASK(FR))
static uint64_t default_mask(uint32_t channels)
{
uint64_t mask = 0;
switch (channels) {
case 7:
case 8:
mask |= _MASK(RL);
mask |= _MASK(RR);
SPA_FALLTHROUGH
case 5:
case 6:
mask |= _MASK(SL);
mask |= _MASK(SR);
if ((channels & 1) == 0)
mask |= _MASK(LFE);
SPA_FALLTHROUGH
case 3:
mask |= _MASK(FC);
SPA_FALLTHROUGH
case 2:
mask |= _MASK(FL);
mask |= _MASK(FR);
break;
case 1:
mask |= _MASK(MONO);
break;
case 4:
mask |= _MASK(FL);
mask |= _MASK(FR);
mask |= _MASK(RL);
mask |= _MASK(RR);
break;
}
return mask;
}
static void fix_volumes(struct impl *this, struct volumes *vols, uint32_t channels)
{
float s;
uint32_t i;
spa_log_debug(this->log, "%p %d -> %d", this, vols->n_volumes, channels);
if (vols->n_volumes > 0) {
s = 0.0f;
for (i = 0; i < vols->n_volumes; i++)
s += vols->volumes[i];
s /= vols->n_volumes;
} else {
s = 1.0f;
}
vols->n_volumes = channels;
for (i = 0; i < vols->n_volumes; i++)
vols->volumes[i] = s;
}
static int remap_volumes(struct impl *this, const struct spa_audio_info *info)
{
struct props *p = &this->props;
uint32_t i, j, target = info->info.raw.channels;
for (i = 0; i < p->n_channels; i++) {
for (j = i; j < target; j++) {
spa_log_debug(this->log, "%d %d: %d <-> %d", i, j,
p->channel_map[i], info->info.raw.position[j]);
if (p->channel_map[i] != info->info.raw.position[j])
continue;
if (i != j) {
SPA_SWAP(p->channel_map[i], p->channel_map[j]);
SPA_SWAP(p->channel.volumes[i], p->channel.volumes[j]);
SPA_SWAP(p->soft.volumes[i], p->soft.volumes[j]);
SPA_SWAP(p->monitor.volumes[i], p->monitor.volumes[j]);
}
break;
}
}
p->n_channels = target;
for (i = 0; i < p->n_channels; i++)
p->channel_map[i] = info->info.raw.position[i];
if (target == 0)
return 0;
if (p->channel.n_volumes != target)
fix_volumes(this, &p->channel, target);
if (p->soft.n_volumes != target)
fix_volumes(this, &p->soft, target);
if (p->monitor.n_volumes != target)
fix_volumes(this, &p->monitor, target);
return 1;
}
static void set_volume(struct impl *this)
{
struct volumes *vol;
uint32_t i;
float volumes[SPA_AUDIO_MAX_CHANNELS];
struct dir *dir = &this->dir[this->direction];
spa_log_debug(this->log, "%p have_format:%d", this, dir->have_format);
if (dir->have_format)
remap_volumes(this, &dir->format);
if (this->mix.set_volume == NULL)
return;
if (this->props.have_soft_volume)
vol = &this->props.soft;
else
vol = &this->props.channel;
for (i = 0; i < vol->n_volumes; i++)
volumes[i] = vol->volumes[dir->remap[i]];
channelmix_set_volume(&this->mix, this->props.volume, vol->mute,
vol->n_volumes, volumes);
this->info.change_mask |= SPA_NODE_CHANGE_MASK_PARAMS;
this->params[IDX_Props].user++;
}
static int setup_channelmix(struct impl *this)
{
struct dir *in = &this->dir[SPA_DIRECTION_INPUT];
struct dir *out = &this->dir[SPA_DIRECTION_OUTPUT];
uint32_t i, src_chan, dst_chan, p;
uint64_t src_mask, dst_mask;
int res;
src_chan = in->format.info.raw.channels;
dst_chan = out->format.info.raw.channels;
for (i = 0, src_mask = 0; i < src_chan; i++) {
p = in->format.info.raw.position[i];
src_mask |= 1ULL << (p < 64 ? p : 0);
}
for (i = 0, dst_mask = 0; i < dst_chan; i++) {
p = out->format.info.raw.position[i];
dst_mask |= 1ULL << (p < 64 ? p : 0);
}
if (src_mask & 1)
src_mask = default_mask(src_chan);
if (dst_mask & 1)
dst_mask = default_mask(dst_chan);
spa_log_info(this->log, "%p: %s/%d@%d->%s/%d@%d %08"PRIx64":%08"PRIx64, this,
spa_debug_type_find_name(spa_type_audio_format, SPA_AUDIO_FORMAT_DSP_F32),
src_chan,
in->format.info.raw.rate,
spa_debug_type_find_name(spa_type_audio_format, SPA_AUDIO_FORMAT_DSP_F32),
dst_chan,
in->format.info.raw.rate,
src_mask, dst_mask);
this->mix.src_chan = src_chan;
this->mix.src_mask = src_mask;
this->mix.dst_chan = dst_chan;
this->mix.dst_mask = dst_mask;
this->mix.cpu_flags = this->cpu_flags;
this->mix.log = this->log;
this->mix.freq = in->format.info.raw.rate;
if ((res = channelmix_init(&this->mix)) < 0)
return res;
set_volume(this);
spa_log_debug(this->log, "%p: got channelmix features %08x:%08x flags:%08x %s",
this, this->cpu_flags, this->mix.cpu_flags,
this->mix.flags, this->mix.func_name);
return 0;
}
static int setup_resample(struct impl *this)
{
struct dir *in = &this->dir[SPA_DIRECTION_INPUT];
struct dir *out = &this->dir[SPA_DIRECTION_OUTPUT];
int res;
spa_log_info(this->log, "%p: %s/%d@%d->%s/%d@%d", this,
spa_debug_type_find_name(spa_type_audio_format, SPA_AUDIO_FORMAT_DSP_F32),
out->format.info.raw.channels,
in->format.info.raw.rate,
spa_debug_type_find_name(spa_type_audio_format, SPA_AUDIO_FORMAT_DSP_F32),
out->format.info.raw.channels,
out->format.info.raw.rate);
if (this->resample.free)
resample_free(&this->resample);
this->resample.channels = out->format.info.raw.channels;
this->resample.i_rate = in->format.info.raw.rate;
this->resample.o_rate = out->format.info.raw.rate;
this->resample.log = this->log;
this->resample.quality = this->props.resample_quality;
this->resample.cpu_flags = this->cpu_flags;
if (this->peaks)
res = resample_peaks_init(&this->resample);
else
res = resample_native_init(&this->resample);
spa_log_debug(this->log, "%p: got resample features %08x:%08x %s",
this, this->cpu_flags, this->resample.cpu_flags,
this->resample.func_name);
return res;
}
static int calc_width(struct spa_audio_info *info)
{
switch (info->info.raw.format) {
case SPA_AUDIO_FORMAT_U8:
case SPA_AUDIO_FORMAT_U8P:
case SPA_AUDIO_FORMAT_S8:
case SPA_AUDIO_FORMAT_S8P:
case SPA_AUDIO_FORMAT_ULAW:
case SPA_AUDIO_FORMAT_ALAW:
return 1;
case SPA_AUDIO_FORMAT_S16P:
case SPA_AUDIO_FORMAT_S16:
case SPA_AUDIO_FORMAT_S16_OE:
return 2;
case SPA_AUDIO_FORMAT_S24P:
case SPA_AUDIO_FORMAT_S24:
case SPA_AUDIO_FORMAT_S24_OE:
return 3;
case SPA_AUDIO_FORMAT_F64P:
case SPA_AUDIO_FORMAT_F64:
case SPA_AUDIO_FORMAT_F64_OE:
return 8;
default:
return 4;
}
}
static int setup_out_convert(struct impl *this)
{
uint32_t i, j;
struct dir *out = &this->dir[SPA_DIRECTION_OUTPUT];
struct spa_audio_info src_info, dst_info;
int res;
bool remap = false;
dst_info = out->format;
src_info = dst_info;
src_info.info.raw.format = SPA_AUDIO_FORMAT_DSP_F32;
spa_log_info(this->log, "%p: %s/%d@%d->%s/%d@%d", this,
spa_debug_type_find_name(spa_type_audio_format, src_info.info.raw.format),
src_info.info.raw.channels,
src_info.info.raw.rate,
spa_debug_type_find_name(spa_type_audio_format, dst_info.info.raw.format),
dst_info.info.raw.channels,
dst_info.info.raw.rate);
qsort(src_info.info.raw.position, src_info.info.raw.channels,
sizeof(uint32_t), int32_cmp);
for (i = 0; i < src_info.info.raw.channels; i++) {
for (j = 0; j < dst_info.info.raw.channels; j++) {
if (src_info.info.raw.position[i] !=
dst_info.info.raw.position[j])
continue;
out->remap[i] = j;
if (i != j)
remap = true;
spa_log_debug(this->log, "%p: channel %d (%d) -> %d (%s -> %s)", this,
i, out->remap[i], j,
spa_debug_type_find_short_name(spa_type_audio_channel,
src_info.info.raw.position[i]),
spa_debug_type_find_short_name(spa_type_audio_channel,
dst_info.info.raw.position[j]));
dst_info.info.raw.position[j] = -1;
break;
}
}
if (out->conv.free)
convert_free(&out->conv);
out->conv.src_fmt = src_info.info.raw.format;
out->conv.dst_fmt = dst_info.info.raw.format;
out->conv.rate = dst_info.info.raw.rate;
out->conv.n_channels = dst_info.info.raw.channels;
out->conv.cpu_flags = this->cpu_flags;
out->need_remap = remap;
if ((res = convert_init(&out->conv)) < 0)
return res;
spa_log_debug(this->log, "%p: got converter features %08x:%08x quant:%d:%d"
" passthrough:%d remap:%d %s", this,
this->cpu_flags, out->conv.cpu_flags, out->conv.method,
out->conv.noise_bits, out->conv.is_passthrough, remap, out->conv.func_name);
return 0;
}
static int setup_convert(struct impl *this)
{
struct dir *in, *out;
uint32_t i, rate;
int res;
in = &this->dir[SPA_DIRECTION_INPUT];
out = &this->dir[SPA_DIRECTION_OUTPUT];
if (!in->have_format || !out->have_format)
return -EINVAL;
rate = this->io_position ? this->io_position->clock.rate.denom : DEFAULT_RATE;
/* in DSP mode we always convert to the DSP rate */
if (in->mode == SPA_PARAM_PORT_CONFIG_MODE_dsp)
in->format.info.raw.rate = rate;
if (out->mode == SPA_PARAM_PORT_CONFIG_MODE_dsp)
out->format.info.raw.rate = rate;
/* try to passthrough the rates */
if (in->format.info.raw.rate == 0)
in->format.info.raw.rate = out->format.info.raw.rate;
else if (out->format.info.raw.rate == 0)
out->format.info.raw.rate = in->format.info.raw.rate;
/* try to passthrough the channels */
if (in->format.info.raw.channels == 0)
in->format.info.raw.channels = out->format.info.raw.channels;
else if (out->format.info.raw.channels == 0)
out->format.info.raw.channels = in->format.info.raw.channels;
if (in->format.info.raw.rate == 0 || out->format.info.raw.rate == 0)
return -EINVAL;
if (in->format.info.raw.channels == 0 || out->format.info.raw.channels == 0)
return -EINVAL;
if ((res = setup_in_convert(this)) < 0)
return res;
if ((res = setup_channelmix(this)) < 0)
return res;
if ((res = setup_resample(this)) < 0)
return res;
if ((res = setup_out_convert(this)) < 0)
return res;
for (i = 0; i < MAX_PORTS; i++) {
this->tmp_datas[0][i] = SPA_PTROFF(this->tmp[0], this->empty_size * i, void);
this->tmp_datas[0][i] = SPA_PTR_ALIGN(this->tmp_datas[0][i], MAX_ALIGN, void);
this->tmp_datas[1][i] = SPA_PTROFF(this->tmp[1], this->empty_size * i, void);
this->tmp_datas[1][i] = SPA_PTR_ALIGN(this->tmp_datas[1][i], MAX_ALIGN, void);
}
emit_node_info(this, false);
return 0;
}
static void reset_node(struct impl *this)
{
if (this->resample.reset)
resample_reset(&this->resample);
this->in_offset = 0;
this->out_offset = 0;
}
static int impl_node_send_command(void *object, const struct spa_command *command)
{
struct impl *this = object;
int res;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_return_val_if_fail(command != NULL, -EINVAL);
switch (SPA_NODE_COMMAND_ID(command)) {
case SPA_NODE_COMMAND_Start:
if (this->started)
return 0;
if ((res = setup_convert(this)) < 0)
return res;
this->started = true;
break;
case SPA_NODE_COMMAND_Suspend:
SPA_FALLTHROUGH;
case SPA_NODE_COMMAND_Flush:
reset_node(this);
SPA_FALLTHROUGH;
case SPA_NODE_COMMAND_Pause:
this->started = false;
break;
default:
return -ENOTSUP;
}
return 0;
}
static int
impl_node_add_listener(void *object,
struct spa_hook *listener,
const struct spa_node_events *events,
void *data)
{
struct impl *this = object;
uint32_t i;
struct spa_hook_list save;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_log_trace(this->log, "%p: add listener %p", this, listener);
spa_hook_list_isolate(&this->hooks, &save, listener, events, data);
emit_node_info(this, true);
for (i = 0; i < this->dir[SPA_DIRECTION_INPUT].n_ports; i++) {
emit_port_info(this, GET_IN_PORT(this, i), true);
}
for (i = 0; i < this->dir[SPA_DIRECTION_OUTPUT].n_ports; i++) {
emit_port_info(this, GET_OUT_PORT(this, i), true);
}
spa_hook_list_join(&this->hooks, &save);
return 0;
}
static int
impl_node_set_callbacks(void *object,
const struct spa_node_callbacks *callbacks,
void *user_data)
{
return 0;
}
static int impl_node_add_port(void *object, enum spa_direction direction, uint32_t port_id,
const struct spa_dict *props)
{
return -ENOTSUP;
}
static int
impl_node_remove_port(void *object, enum spa_direction direction, uint32_t port_id)
{
return -ENOTSUP;
}
static int port_enum_formats(void *object,
enum spa_direction direction, uint32_t port_id,
uint32_t index,
struct spa_pod **param,
struct spa_pod_builder *builder)
{
struct impl *this = object;
struct port *port = GET_PORT(this, direction, port_id);
switch (index) {
case 0:
if (PORT_IS_DSP(this, direction, port_id)) {
struct spa_audio_info_dsp info;
info.format = SPA_AUDIO_FORMAT_DSP_F32;
*param = spa_format_audio_dsp_build(builder,
SPA_PARAM_EnumFormat, &info);
} else if (PORT_IS_CONTROL(this, direction, port_id)) {
*param = spa_pod_builder_add_object(builder,
SPA_TYPE_OBJECT_Format, SPA_PARAM_EnumFormat,
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_application),
SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_control));
} else if (port->have_format) {
*param = spa_format_audio_raw_build(builder,
SPA_PARAM_EnumFormat, &this->dir[direction].format.info.raw);
}
else {
uint32_t rate = this->io_position ?
this->io_position->clock.rate.denom : DEFAULT_RATE;
*param = spa_pod_builder_add_object(builder,
SPA_TYPE_OBJECT_Format, SPA_PARAM_EnumFormat,
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_audio),
SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
SPA_FORMAT_AUDIO_format, SPA_POD_CHOICE_ENUM_Id(25,
SPA_AUDIO_FORMAT_F32P,
SPA_AUDIO_FORMAT_F32P,
SPA_AUDIO_FORMAT_F32,
SPA_AUDIO_FORMAT_F32_OE,
SPA_AUDIO_FORMAT_F64P,
SPA_AUDIO_FORMAT_F64,
SPA_AUDIO_FORMAT_F64_OE,
SPA_AUDIO_FORMAT_S32P,
SPA_AUDIO_FORMAT_S32,
SPA_AUDIO_FORMAT_S32_OE,
SPA_AUDIO_FORMAT_S24_32P,
SPA_AUDIO_FORMAT_S24_32,
SPA_AUDIO_FORMAT_S24_32_OE,
SPA_AUDIO_FORMAT_S24P,
SPA_AUDIO_FORMAT_S24,
SPA_AUDIO_FORMAT_S24_OE,
SPA_AUDIO_FORMAT_S16P,
SPA_AUDIO_FORMAT_S16,
SPA_AUDIO_FORMAT_S16_OE,
SPA_AUDIO_FORMAT_S8P,
SPA_AUDIO_FORMAT_S8,
SPA_AUDIO_FORMAT_U8P,
SPA_AUDIO_FORMAT_U8,
SPA_AUDIO_FORMAT_ULAW,
SPA_AUDIO_FORMAT_ALAW),
SPA_FORMAT_AUDIO_rate, SPA_POD_CHOICE_RANGE_Int(
rate, 1, INT32_MAX),
SPA_FORMAT_AUDIO_channels, SPA_POD_CHOICE_RANGE_Int(
DEFAULT_CHANNELS, 1, SPA_AUDIO_MAX_CHANNELS));
}
break;
default:
return 0;
}
return 1;
}
static int
impl_node_port_enum_params(void *object, int seq,
enum spa_direction direction, uint32_t port_id,
uint32_t id, uint32_t start, uint32_t num,
const struct spa_pod *filter)
{
struct impl *this = object;
struct port *port;
struct spa_pod *param;
struct spa_pod_builder b = { 0 };
uint8_t buffer[2048];
struct spa_result_node_params result;
uint32_t count = 0;
int res;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_return_val_if_fail(num != 0, -EINVAL);
spa_log_debug(this->log, "%p: enum params port %d.%d %d %u",
this, direction, port_id, seq, id);
spa_return_val_if_fail(CHECK_PORT(this, direction, port_id), -EINVAL);
port = GET_PORT(this, direction, port_id);
result.id = id;
result.next = start;
next:
result.index = result.next++;
spa_pod_builder_init(&b, buffer, sizeof(buffer));
switch (id) {
case SPA_PARAM_EnumFormat:
if ((res = port_enum_formats(object, direction, port_id, result.index, &param, &b)) <= 0)
return res;
break;
case SPA_PARAM_Format:
if (!port->have_format)
return -EIO;
if (result.index > 0)
return 0;
if (PORT_IS_DSP(this, direction, port_id))
param = spa_format_audio_dsp_build(&b, id, &port->format.info.dsp);
else if (PORT_IS_CONTROL(this, direction, port_id))
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_Format, id,
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_application),
SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_control));
else
param = spa_format_audio_raw_build(&b, id, &port->format.info.raw);
break;
case SPA_PARAM_Buffers:
{
uint32_t size;
if (!port->have_format)
return -EIO;
if (result.index > 0)
return 0;
if (PORT_IS_DSP(this, direction, port_id)) {
/* DSP ports always use the quantum_limit as the buffer
* size. */
size = this->quantum_limit;
} else {
uint32_t irate, orate;
struct dir *dir = &this->dir[direction];
/* Convert ports are scaled so that they can always
* provide one quantum of data */
irate = dir->format.info.raw.rate;
/* collect the other port rate */
dir = &this->dir[SPA_DIRECTION_REVERSE(direction)];
if (dir->mode == SPA_PARAM_PORT_CONFIG_MODE_dsp)
orate = this->io_position ? this->io_position->clock.rate.denom : DEFAULT_RATE;
else
orate = dir->format.info.raw.rate;
/* always keep some extra room for adaptive resampling */
size = this->quantum_limit * 2;
/* scale the buffer size when we can. */
if (irate != 0 && orate != 0)
size = size * (irate + orate - 1) / orate;
}
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamBuffers, id,
SPA_PARAM_BUFFERS_buffers, SPA_POD_CHOICE_RANGE_Int(2, 1, MAX_BUFFERS),
SPA_PARAM_BUFFERS_blocks, SPA_POD_Int(port->blocks),
SPA_PARAM_BUFFERS_size, SPA_POD_CHOICE_RANGE_Int(
size * port->stride,
16 * port->stride,
INT32_MAX),
SPA_PARAM_BUFFERS_stride, SPA_POD_Int(port->stride));
break;
}
case SPA_PARAM_Meta:
switch (result.index) {
case 0:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamMeta, id,
SPA_PARAM_META_type, SPA_POD_Id(SPA_META_Header),
SPA_PARAM_META_size, SPA_POD_Int(sizeof(struct spa_meta_header)));
break;
default:
return 0;
}
break;
case SPA_PARAM_IO:
switch (result.index) {
case 0:
param = spa_pod_builder_add_object(&b,
SPA_TYPE_OBJECT_ParamIO, id,
SPA_PARAM_IO_id, SPA_POD_Id(SPA_IO_Buffers),
SPA_PARAM_IO_size, SPA_POD_Int(sizeof(struct spa_io_buffers)));
break;
default:
return 0;
}
break;
case SPA_PARAM_Latency:
switch (result.index) {
case 0: case 1:
param = spa_latency_build(&b, id, &this->dir[result.index].latency);
break;
default:
return 0;
}
break;
default:
return -ENOENT;
}
if (spa_pod_filter(&b, &result.param, param, filter) < 0)
goto next;
spa_node_emit_result(&this->hooks, seq, 0, SPA_RESULT_TYPE_NODE_PARAMS, &result);
if (++count != num)
goto next;
return 0;
}
static int clear_buffers(struct impl *this, struct port *port)
{
if (port->n_buffers > 0) {
spa_log_debug(this->log, "%p: clear buffers %p", this, port);
port->n_buffers = 0;
spa_list_init(&port->queue);
}
return 0;
}
static int port_set_latency(void *object,
enum spa_direction direction,
uint32_t port_id,
uint32_t flags,
const struct spa_pod *latency)
{
struct impl *this = object;
struct port *port;
enum spa_direction other = SPA_DIRECTION_REVERSE(direction);
uint32_t i;
spa_log_debug(this->log, "%p: set latency direction:%d id:%d",
this, direction, port_id);
port = GET_PORT(this, direction, port_id);
if (port->is_monitor)
return 0;
if (latency == NULL) {
this->dir[other].latency = SPA_LATENCY_INFO(other);
} else {
struct spa_latency_info info;
if (spa_latency_parse(latency, &info) < 0 ||
info.direction != other)
return -EINVAL;
this->dir[other].latency = info;
}
for (i = 0; i < this->dir[other].n_ports; i++) {
port = GET_PORT(this, other, i);
port->info.change_mask |= SPA_PORT_CHANGE_MASK_PARAMS;
port->params[IDX_Latency].user++;
emit_port_info(this, port, false);
}
port->info.change_mask |= SPA_PORT_CHANGE_MASK_PARAMS;
port->params[IDX_Latency].user++;
emit_port_info(this, port, false);
return 0;
}
static int port_set_format(void *object,
enum spa_direction direction,
uint32_t port_id,
uint32_t flags,
const struct spa_pod *format)
{
struct impl *this = object;
struct port *port;
int res;
port = GET_PORT(this, direction, port_id);
spa_log_debug(this->log, "%p: set format", this);
if (format == NULL) {
port->have_format = false;
clear_buffers(this, port);
} else {
struct spa_audio_info info = { 0 };
if ((res = spa_format_parse(format, &info.media_type, &info.media_subtype)) < 0) {
spa_log_error(this->log, "can't parse format %s", spa_strerror(res));
return res;
}
if (PORT_IS_DSP(this, direction, port_id)) {
if (info.media_type != SPA_MEDIA_TYPE_audio ||
info.media_subtype != SPA_MEDIA_SUBTYPE_dsp) {
spa_log_error(this->log, "unexpected types %d/%d",
info.media_type, info.media_subtype);
return -EINVAL;
}
if ((res = spa_format_audio_dsp_parse(format, &info.info.dsp)) < 0) {
spa_log_error(this->log, "can't parse format %s", spa_strerror(res));
return res;
}
if (info.info.dsp.format != SPA_AUDIO_FORMAT_DSP_F32) {
spa_log_error(this->log, "unexpected format %d<->%d",
info.info.dsp.format, SPA_AUDIO_FORMAT_DSP_F32);
return -EINVAL;
}
port->blocks = 1;
port->stride = 4;
}
else if (PORT_IS_CONTROL(this, direction, port_id)) {
if (info.media_type != SPA_MEDIA_TYPE_application ||
info.media_subtype != SPA_MEDIA_SUBTYPE_control) {
spa_log_error(this->log, "unexpected types %d/%d",
info.media_type, info.media_subtype);
return -EINVAL;
}
port->blocks = 1;
port->stride = 1;
}
else {
if (info.media_type != SPA_MEDIA_TYPE_audio ||
info.media_subtype != SPA_MEDIA_SUBTYPE_raw) {
spa_log_error(this->log, "unexpected types %d/%d",
info.media_type, info.media_subtype);
return -EINVAL;
}
if ((res = spa_format_audio_raw_parse(format, &info.info.raw)) < 0) {
spa_log_error(this->log, "can't parse format %s", spa_strerror(res));
return res;
}
if (info.info.raw.channels > SPA_AUDIO_MAX_CHANNELS) {
spa_log_error(this->log, "too many channels %d > %d",
info.info.raw.channels, SPA_AUDIO_MAX_CHANNELS);
return -EINVAL;
}
port->stride = calc_width(&info);
if (SPA_AUDIO_FORMAT_IS_PLANAR(info.info.raw.format)) {
port->blocks = info.info.raw.channels;
} else {
port->stride *= info.info.raw.channels;
port->blocks = 1;
}
this->dir[direction].format = info;
this->dir[direction].have_format = true;
}
port->format = info;
port->have_format = true;
spa_log_debug(this->log, "%p: %d %d %d", this,
port_id, port->stride, port->blocks);
}
port->info.change_mask |= SPA_PORT_CHANGE_MASK_PARAMS;
if (port->have_format) {
port->params[IDX_Format] = SPA_PARAM_INFO(SPA_PARAM_Format, SPA_PARAM_INFO_READWRITE);
port->params[IDX_Buffers] = SPA_PARAM_INFO(SPA_PARAM_Buffers, SPA_PARAM_INFO_READ);
} else {
port->params[IDX_Format] = SPA_PARAM_INFO(SPA_PARAM_Format, SPA_PARAM_INFO_WRITE);
port->params[IDX_Buffers] = SPA_PARAM_INFO(SPA_PARAM_Buffers, 0);
}
emit_port_info(this, port, false);
return 0;
}
static int
impl_node_port_set_param(void *object,
enum spa_direction direction, uint32_t port_id,
uint32_t id, uint32_t flags,
const struct spa_pod *param)
{
struct impl *this = object;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_log_debug(this->log, "%p: set param port %d.%d %u",
this, direction, port_id, id);
spa_return_val_if_fail(CHECK_PORT(this, direction, port_id), -EINVAL);
switch (id) {
case SPA_PARAM_Latency:
return port_set_latency(this, direction, port_id, flags, param);
case SPA_PARAM_Format:
return port_set_format(this, direction, port_id, flags, param);
default:
return -ENOENT;
}
}
static void queue_buffer(struct impl *this, struct port *port, uint32_t id)
{
struct buffer *b = &port->buffers[id];
spa_log_trace_fp(this->log, "%p: queue buffer %d on port %d %d",
this, id, port->id, b->flags);
if (SPA_FLAG_IS_SET(b->flags, BUFFER_FLAG_QUEUED))
return;
spa_list_append(&port->queue, &b->link);
SPA_FLAG_SET(b->flags, BUFFER_FLAG_QUEUED);
}
static struct buffer *peek_buffer(struct impl *this, struct port *port)
{
struct buffer *b;
if (spa_list_is_empty(&port->queue))
return NULL;
b = spa_list_first(&port->queue, struct buffer, link);
spa_log_trace_fp(this->log, "%p: peek buffer %d on port %d %u",
this, b->id, port->id, b->flags);
return b;
}
static void dequeue_buffer(struct impl *this, struct port *port, struct buffer *b)
{
spa_list_remove(&b->link);
SPA_FLAG_CLEAR(b->flags, BUFFER_FLAG_QUEUED);
spa_log_trace_fp(this->log, "%p: dequeue buffer %d on port %d %u",
this, b->id, port->id, b->flags);
}
static int
impl_node_port_use_buffers(void *object,
enum spa_direction direction,
uint32_t port_id,
uint32_t flags,
struct spa_buffer **buffers,
uint32_t n_buffers)
{
struct impl *this = object;
struct port *port;
uint32_t i, j, maxsize;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_return_val_if_fail(CHECK_PORT(this, direction, port_id), -EINVAL);
port = GET_PORT(this, direction, port_id);
spa_return_val_if_fail(port->have_format, -EIO);
spa_log_debug(this->log, "%p: use buffers %d on port %d:%d",
this, n_buffers, direction, port_id);
clear_buffers(this, port);
maxsize = this->quantum_limit * sizeof(float);
for (i = 0; i < n_buffers; i++) {
struct buffer *b;
uint32_t n_datas = buffers[i]->n_datas;
struct spa_data *d = buffers[i]->datas;
b = &port->buffers[i];
b->id = i;
b->flags = 0;
b->buf = buffers[i];
if (n_datas != port->blocks) {
spa_log_error(this->log, "%p: invalid blocks %d on buffer %d",
this, n_datas, i);
return -EINVAL;
}
for (j = 0; j < n_datas; j++) {
if (d[j].data == NULL) {
spa_log_error(this->log, "%p: invalid memory %d on buffer %d %d %p",
this, j, i, d[j].type, d[j].data);
return -EINVAL;
}
if (!SPA_IS_ALIGNED(d[j].data, this->max_align)) {
spa_log_warn(this->log, "%p: memory %d on buffer %d not aligned",
this, j, i);
}
if (direction == SPA_DIRECTION_OUTPUT &&
!SPA_FLAG_IS_SET(d[j].flags, SPA_DATA_FLAG_DYNAMIC))
this->is_passthrough = false;
b->datas[j] = d[j].data;
maxsize = SPA_MAX(maxsize, d[j].maxsize);
}
if (direction == SPA_DIRECTION_OUTPUT)
queue_buffer(this, port, i);
}
if (maxsize > this->empty_size) {
this->empty = realloc(this->empty, maxsize + MAX_ALIGN);
this->scratch = realloc(this->scratch, maxsize + MAX_ALIGN);
this->tmp[0] = realloc(this->tmp[0], (maxsize + MAX_ALIGN) * MAX_PORTS);
this->tmp[1] = realloc(this->tmp[1], (maxsize + MAX_ALIGN) * MAX_PORTS);
if (this->empty == NULL || this->scratch == NULL ||
this->tmp[0] == NULL || this->tmp[1] == NULL)
return -errno;
memset(this->empty, 0, maxsize + MAX_ALIGN);
this->empty_size = maxsize;
}
port->n_buffers = n_buffers;
return 0;
}
static int
impl_node_port_set_io(void *object,
enum spa_direction direction, uint32_t port_id,
uint32_t id, void *data, size_t size)
{
struct impl *this = object;
struct port *port;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_log_debug(this->log, "%p: set io %d on port %d:%d %p",
this, id, direction, port_id, data);
spa_return_val_if_fail(CHECK_PORT(this, direction, port_id), -EINVAL);
port = GET_PORT(this, direction, port_id);
switch (id) {
case SPA_IO_Buffers:
port->io = data;
break;
case SPA_IO_RateMatch:
this->io_rate_match = data;
break;
default:
return -ENOENT;
}
return 0;
}
static int impl_node_port_reuse_buffer(void *object, uint32_t port_id, uint32_t buffer_id)
{
struct impl *this = object;
struct port *port;
spa_return_val_if_fail(this != NULL, -EINVAL);
spa_return_val_if_fail(CHECK_PORT(this, SPA_DIRECTION_OUTPUT, port_id), -EINVAL);
port = GET_OUT_PORT(this, port_id);
queue_buffer(this, port, buffer_id);
return 0;
}
static int channelmix_process_control(struct impl *this, struct port *ctrlport,
void * SPA_RESTRICT dst[], const void * SPA_RESTRICT src[],
uint32_t n_samples)
{
struct spa_pod_control *c, *prev = NULL;
uint32_t avail_samples = n_samples;
uint32_t i;
const float *s[MAX_PORTS], **ss = (const float**) src;
float *d[MAX_PORTS], **sd = (float **) dst;
const struct spa_pod_sequence_body *body = &(ctrlport->ctrl)->body;
uint32_t size = SPA_POD_BODY_SIZE(ctrlport->ctrl);
bool end = false;
c = spa_pod_control_first(body);
while (true) {
uint32_t chunk;
if (c == NULL || !spa_pod_control_is_inside(body, size, c)) {
c = NULL;
end = true;
}
if (avail_samples == 0)
break;
/* ignore old control offsets */
if (c != NULL) {
if (c->offset <= ctrlport->ctrl_offset) {
prev = c;
if (c != NULL)
c = spa_pod_control_next(c);
continue;
}
chunk = SPA_MIN(avail_samples, c->offset - ctrlport->ctrl_offset);
spa_log_trace_fp(this->log, "%p: process %d-%d %d/%d", this,
ctrlport->ctrl_offset, c->offset, chunk, avail_samples);
} else {
chunk = avail_samples;
spa_log_trace_fp(this->log, "%p: process remain %d", this, chunk);
}
if (prev) {
switch (prev->type) {
case SPA_CONTROL_Midi:
apply_midi(this, &prev->value);
break;
case SPA_CONTROL_Properties:
apply_props(this, &prev->value);
break;
default:
continue;
}
}
if (ss == (const float**)src && chunk != avail_samples) {
for (i = 0; i < this->mix.src_chan; i++)
s[i] = ss[i];
for (i = 0; i < this->mix.dst_chan; i++)
d[i] = sd[i];
ss = s;
sd = d;
}
channelmix_process(&this->mix, (void**)sd, (const void**)ss, chunk);
if (chunk != avail_samples) {
for (i = 0; i < this->mix.src_chan; i++)
ss[i] += chunk;
for (i = 0; i < this->mix.dst_chan; i++)
sd[i] += chunk;
}
avail_samples -= chunk;
ctrlport->ctrl_offset += chunk;
}
return end ? 1 : 0;
}
static uint32_t resample_get_in_size(struct impl *this, bool passthrough, uint32_t out_size)
{
uint32_t match_size = passthrough ? out_size : resample_in_len(&this->resample, out_size);
spa_log_trace_fp(this->log, "%p: current match %u", this, match_size);
return match_size;
}
static uint32_t resample_update_rate_match(struct impl *this, bool passthrough, uint32_t out_size, uint32_t in_queued)
{
uint32_t delay, match_size;
if (passthrough) {
delay = 0;
match_size = out_size;
} else {
double rate = this->rate_scale / this->props.rate;
if (this->io_rate_match &&
SPA_FLAG_IS_SET(this->io_rate_match->flags, SPA_IO_RATE_MATCH_FLAG_ACTIVE))
rate *= this->io_rate_match->rate;
resample_update_rate(&this->resample, rate);
delay = resample_delay(&this->resample);
match_size = resample_in_len(&this->resample, out_size);
}
match_size -= SPA_MIN(match_size, in_queued);
spa_log_trace_fp(this->log, "%p: next match %u", this, match_size);
if (this->io_rate_match) {
this->io_rate_match->delay = delay;
this->io_rate_match->size = match_size;
}
return match_size;
}
static inline bool resample_is_passthrough(struct impl *this)
{
return this->resample.i_rate == this->resample.o_rate && this->rate_scale == 1.0 &&
this->props.rate == 1.0 &&
(this->io_rate_match == NULL ||
!SPA_FLAG_IS_SET(this->io_rate_match->flags, SPA_IO_RATE_MATCH_FLAG_ACTIVE));
}
static int impl_node_process(void *object)
{
struct impl *this = object;
const void *src_datas[MAX_PORTS], **in_datas;
void *dst_datas[MAX_PORTS], *remap_src_datas[MAX_PORTS], *remap_dst_datas[MAX_PORTS];
void **out_datas, **dst_remap;
uint32_t i, j, n_src_datas = 0, n_dst_datas = 0, n_mon_datas = 0, remap;
uint32_t n_samples, max_in, n_out, max_out, quant_samples;
struct port *port, *ctrlport = NULL;
struct buffer *buf, *out_bufs[MAX_PORTS];
struct spa_data *bd;
struct dir *dir;
int tmp = 0, res = 0;
bool in_passthrough, mix_passthrough, resample_passthrough, out_passthrough;
bool in_avail = false, flush_in = false, flush_out = false, draining = false, in_empty = true;
struct spa_io_buffers *io, *ctrlio = NULL;
const struct spa_pod_sequence *ctrl = NULL;
/* calculate quantum scale, this is how many samples we need to produce or
* consume. Also update the rate scale, this is sent to the resampler to adjust
* the rate, either when the graph clock changed or when the user adjusted the
* rate. */
if (SPA_LIKELY(this->io_position)) {
double r = this->rate_scale;
quant_samples = this->io_position->clock.duration;
if (this->direction == SPA_DIRECTION_INPUT) {
if (this->io_position->clock.rate.denom != this->resample.o_rate)
r = (double) this->io_position->clock.rate.denom / this->resample.o_rate;
else
r = 1.0;
} else {
if (this->io_position->clock.rate.denom != this->resample.i_rate)
r = (double) this->resample.i_rate / this->io_position->clock.rate.denom;
else
r = 1.0;
}
if (this->rate_scale != r) {
spa_log_info(this->log, "scale %f->%f", this->rate_scale, r);
this->rate_scale = r;
}
}
else
quant_samples = this->quantum_limit;
dir = &this->dir[SPA_DIRECTION_INPUT];
in_passthrough = dir->conv.is_passthrough;
max_in = UINT32_MAX;
/* collect input port data */
for (i = 0; i < dir->n_ports; i++) {
port = GET_IN_PORT(this, i);
if (SPA_UNLIKELY((io = port->io) == NULL)) {
spa_log_trace_fp(this->log, "%p: no io on input port %d",
this, port->id);
buf = NULL;
} else if (SPA_UNLIKELY(io->status != SPA_STATUS_HAVE_DATA)) {
if (io->status & SPA_STATUS_DRAINED) {
spa_log_debug(this->log, "%p: port %d drained", this, port->id);
in_avail = flush_in = draining = true;
} else {
spa_log_trace_fp(this->log, "%p: empty input port %d %p %d %d %d",
this, port->id, io, io->status, io->buffer_id,
port->n_buffers);
this->drained = false;
}
buf = NULL;
} else if (SPA_UNLIKELY(io->buffer_id >= port->n_buffers)) {
spa_log_trace_fp(this->log, "%p: invalid input buffer port %d %p %d %d %d",
this, port->id, io, io->status, io->buffer_id,
port->n_buffers);
io->status = -EINVAL;
buf = NULL;
} else {
spa_log_trace_fp(this->log, "%p: input buffer port %d io:%p status:%d id:%d n:%d",
this, port->id, io, io->status, io->buffer_id,
port->n_buffers);
buf = &port->buffers[io->buffer_id];
}
if (SPA_UNLIKELY(buf == NULL)) {
for (j = 0; j < port->blocks; j++) {
if (port->is_control) {
spa_log_trace_fp(this->log, "%p: empty control %d", this,
i * port->blocks + j);
} else {
remap = n_src_datas++;
src_datas[remap] = SPA_PTR_ALIGN(this->empty, MAX_ALIGN, void);
spa_log_trace_fp(this->log, "%p: empty input %d->%d", this,
i * port->blocks + j, remap);
max_in = SPA_MIN(max_in, this->empty_size / port->stride);
}
}
} else {
in_avail = true;
for (j = 0; j < port->blocks; j++) {
uint32_t offs, size;
bd = &buf->buf->datas[j];
offs = SPA_MIN(bd->chunk->offset, bd->maxsize);
size = SPA_MIN(bd->maxsize - offs, bd->chunk->size);
if (!SPA_FLAG_IS_SET(bd->chunk->flags, SPA_CHUNK_FLAG_EMPTY))
in_empty = false;
if (SPA_UNLIKELY(port->is_control)) {
spa_log_trace_fp(this->log, "%p: control %d", this,
i * port->blocks + j);
ctrlport = port;
ctrlio = io;
ctrl = spa_pod_from_data(bd->data, bd->maxsize,
bd->chunk->offset, bd->chunk->size);
if (ctrl && !spa_pod_is_sequence(&ctrl->pod))
ctrl = NULL;
if (ctrl != ctrlport->ctrl) {
ctrlport->ctrl = ctrl;
ctrlport->ctrl_offset = 0;
}
} else {
max_in = SPA_MIN(max_in, size / port->stride);
remap = n_src_datas++;
offs += this->in_offset * port->stride;
src_datas[remap] = SPA_PTROFF(bd->data, offs, void);
spa_log_trace_fp(this->log, "%p: input %d:%d:%d %d %d %d->%d", this,
offs, size, port->stride, this->in_offset, max_in,
i * port->blocks + j, remap);
}
}
}
}
/* calculate how many samples we are going to produce. */
if (this->direction == SPA_DIRECTION_INPUT) {
/* in split mode we need to output exactly the size of the
* duration so we don't try to flush early */
max_out = quant_samples;
flush_out = false;
} else {
/* in merge mode we consume one duration of samples and
* always output the resulting data */
max_out = this->quantum_limit;
flush_out = true;
}
dir = &this->dir[SPA_DIRECTION_OUTPUT];
/* collect output ports and monitor ports data */
for (i = 0; i < dir->n_ports; i++) {
port = GET_OUT_PORT(this, i);
if (SPA_UNLIKELY((io = port->io) == NULL ||
io->status == SPA_STATUS_HAVE_DATA)) {
buf = NULL;
}
else {
if (SPA_LIKELY(io->buffer_id < port->n_buffers))
queue_buffer(this, port, io->buffer_id);
buf = peek_buffer(this, port);
}
out_bufs[i] = buf;
if (SPA_UNLIKELY(buf == NULL)) {
for (j = 0; j < port->blocks; j++) {
if (port->is_monitor) {
remap = n_mon_datas++;
spa_log_trace_fp(this->log, "%p: empty monitor %d", this,
remap);
} else if (port->is_control) {
spa_log_trace_fp(this->log, "%p: empty control %d", this, j);
} else {
remap = n_dst_datas++;
dst_datas[remap] = SPA_PTR_ALIGN(this->scratch, MAX_ALIGN, void);
spa_log_trace_fp(this->log, "%p: empty output %d->%d", this,
i * port->blocks + j, remap);
max_out = SPA_MIN(max_out, this->empty_size / port->stride);
}
}
} else {
for (j = 0; j < port->blocks; j++) {
bd = &buf->buf->datas[j];
bd->chunk->offset = 0;
bd->chunk->size = 0;
if (port->is_monitor) {
float volume;
uint32_t mon_max;
remap = n_mon_datas++;
volume = this->props.monitor.mute ? 0.0f : this->props.monitor.volumes[remap];
if (this->monitor_channel_volumes)
volume *= this->props.channel.mute ? 0.0f :
this->props.channel.volumes[remap];
mon_max = SPA_MIN(bd->maxsize / port->stride, max_in);
volume_process(&this->volume, bd->data, src_datas[remap],
volume, mon_max);
bd->chunk->size = mon_max * port->stride;
spa_log_trace_fp(this->log, "%p: monitor %d %d", this,
remap, mon_max);
dequeue_buffer(this, port, buf);
io->status = SPA_STATUS_HAVE_DATA;
io->buffer_id = buf->id;
res |= SPA_STATUS_HAVE_DATA;
} else if (SPA_UNLIKELY(port->is_control)) {
spa_log_trace_fp(this->log, "%p: control %d", this, j);
} else {
remap = n_dst_datas++;
dst_datas[remap] = SPA_PTROFF(bd->data,
this->out_offset * port->stride, void);
max_out = SPA_MIN(max_out, bd->maxsize / port->stride);
spa_log_trace_fp(this->log, "%p: output %d offs:%d %d->%d", this,
max_out, this->out_offset,
i * port->blocks + j, remap);
}
}
}
}
/* calculate how many samples at most we are going to consume. If we're
* draining, we consume as much as we can. Otherwise we consume what is
* left. */
if (SPA_UNLIKELY(draining))
n_samples = SPA_MIN(max_in, this->quantum_limit);
else {
n_samples = max_in - SPA_MIN(max_in, this->in_offset);
}
/* we only need to output the remaining samples */
n_out = max_out - SPA_MIN(max_out, this->out_offset);
resample_passthrough = resample_is_passthrough(this);
/* calculate how many samples we are going to consume. */
if (this->direction == SPA_DIRECTION_INPUT) {
if (!in_avail || this->drained) {
/* no input, ask for more, update rate-match first */
resample_update_rate_match(this, resample_passthrough, n_out, 0);
spa_log_trace_fp(this->log, "%p: no input drained:%d", this, this->drained);
res |= this->drained ? SPA_STATUS_DRAINED : SPA_STATUS_NEED_DATA;
return res;
}
/* else figure out how much input samples we need to consume */
n_samples = SPA_MIN(n_samples,
resample_get_in_size(this, resample_passthrough, n_out));
} else {
/* in merge mode we consume one duration of samples */
n_samples = SPA_MIN(n_samples, quant_samples);
flush_in = true;
}
mix_passthrough = SPA_FLAG_IS_SET(this->mix.flags, CHANNELMIX_FLAG_IDENTITY) &&
(ctrlport == NULL || ctrlport->ctrl == NULL);
out_passthrough = dir->conv.is_passthrough;
if (in_passthrough && mix_passthrough && resample_passthrough)
out_passthrough = false;
if (out_passthrough && dir->need_remap) {
for (i = 0; i < dir->conv.n_channels; i++) {
remap_dst_datas[i] = dst_datas[dir->remap[i]];
spa_log_trace_fp(this->log, "%p: output remap %d -> %d", this, i, dir->remap[i]);
}
dst_remap = (void **)remap_dst_datas;
} else {
dst_remap = (void **)dst_datas;
}
dir = &this->dir[SPA_DIRECTION_INPUT];
if (!in_passthrough) {
if (mix_passthrough && resample_passthrough && out_passthrough)
out_datas = (void **)dst_remap;
else
out_datas = (void **)this->tmp_datas[(tmp++) & 1];
if (dir->need_remap) {
for (i = 0; i < dir->conv.n_channels; i++) {
remap_src_datas[i] = out_datas[dir->remap[i]];
spa_log_trace_fp(this->log, "%p: input remap %d -> %d", this, dir->remap[i], i);
}
} else {
for (i = 0; i < dir->conv.n_channels; i++)
remap_src_datas[i] = out_datas[i];
}
spa_log_trace_fp(this->log, "%p: input convert %d", this, n_samples);
convert_process(&dir->conv, remap_src_datas, src_datas, n_samples);
} else {
if (dir->need_remap) {
for (i = 0; i < dir->conv.n_channels; i++) {
remap_src_datas[dir->remap[i]] = (void *)src_datas[i];
spa_log_trace_fp(this->log, "%p: input remap %d -> %d", this, dir->remap[i], i);
}
out_datas = (void **)remap_src_datas;
} else {
out_datas = (void **)src_datas;
}
}
if (!mix_passthrough) {
in_datas = (const void**)out_datas;
if (resample_passthrough && out_passthrough) {
out_datas = (void **)dst_remap;
n_samples = SPA_MIN(n_samples, n_out);
} else {
out_datas = (void **)this->tmp_datas[(tmp++) & 1];
}
spa_log_trace_fp(this->log, "%p: channelmix %d %d %d", this, n_samples,
resample_passthrough, out_passthrough);
if (ctrlport != NULL && ctrlport->ctrl != NULL) {
if (channelmix_process_control(this, ctrlport, out_datas,
in_datas, n_samples) == 1) {
ctrlio->status = SPA_STATUS_OK;
ctrlport->ctrl = NULL;
}
} else {
channelmix_process(&this->mix, out_datas, in_datas, n_samples);
}
}
if (!resample_passthrough) {
uint32_t in_len, out_len;
in_datas = (const void**)out_datas;
if (out_passthrough)
out_datas = (void **)dst_remap;
else
out_datas = (void **)this->tmp_datas[(tmp++) & 1];
in_len = n_samples;
out_len = n_out;
resample_process(&this->resample, in_datas, &in_len, out_datas, &out_len);
spa_log_trace_fp(this->log, "%p: resample %d/%d -> %d/%d %d", this,
n_samples, in_len, n_out, out_len, out_passthrough);
this->in_offset += in_len;
n_samples = out_len;
} else {
n_samples = SPA_MIN(n_samples, n_out);
this->in_offset += n_samples;
}
this->out_offset += n_samples;
if (!out_passthrough) {
dir = &this->dir[SPA_DIRECTION_OUTPUT];
if (dir->need_remap) {
for (i = 0; i < dir->conv.n_channels; i++) {
remap_dst_datas[dir->remap[i]] = out_datas[i];
spa_log_trace_fp(this->log, "%p: output remap %d -> %d", this, i, dir->remap[i]);
}
in_datas = (const void**)remap_dst_datas;
} else {
in_datas = (const void**)out_datas;
}
spa_log_trace_fp(this->log, "%p: output convert %d", this, n_samples);
convert_process(&dir->conv, dst_datas, in_datas, n_samples);
}
spa_log_trace_fp(this->log, "%d/%d %d/%d %d->%d", this->in_offset, max_in,
this->out_offset, max_out, n_samples, n_out);
dir = &this->dir[SPA_DIRECTION_INPUT];
if (SPA_LIKELY(this->in_offset >= max_in || flush_in)) {
/* return input buffers */
for (i = 0; i < dir->n_ports; i++) {
port = GET_IN_PORT(this, i);
if (port->is_control)
continue;
if (SPA_UNLIKELY((io = port->io) == NULL))
continue;
spa_log_trace_fp(this->log, "return: input %d %d", port->id, io->buffer_id);
if (!draining)
io->status = SPA_STATUS_NEED_DATA;
}
this->in_offset = 0;
max_in = 0;
res |= SPA_STATUS_NEED_DATA;
}
dir = &this->dir[SPA_DIRECTION_OUTPUT];
if (SPA_LIKELY(n_samples > 0 && (this->out_offset >= max_out || flush_out))) {
/* queue output buffers */
for (i = 0; i < dir->n_ports; i++) {
port = GET_OUT_PORT(this, i);
if (SPA_UNLIKELY(port->is_monitor || port->is_control))
continue;
if (SPA_UNLIKELY((io = port->io) == NULL))
continue;
if (SPA_UNLIKELY((buf = out_bufs[i]) == NULL))
continue;
dequeue_buffer(this, port, buf);
for (j = 0; j < port->blocks; j++) {
bd = &buf->buf->datas[j];
bd->chunk->size = this->out_offset * port->stride;
SPA_FLAG_UPDATE(bd->chunk->flags, SPA_CHUNK_FLAG_EMPTY, in_empty);
spa_log_trace_fp(this->log, "out: %d %d %d", this->out_offset,
port->stride, bd->chunk->size);
}
io->status = SPA_STATUS_HAVE_DATA;
io->buffer_id = buf->id;
}
res |= SPA_STATUS_HAVE_DATA;
this->drained = draining;
this->out_offset = 0;
}
else if (n_samples == 0 && this->peaks) {
for (i = 0; i < dir->n_ports; i++) {
port = GET_OUT_PORT(this, i);
if (port->is_monitor || port->is_control)
continue;
if (SPA_UNLIKELY((io = port->io) == NULL))
continue;
io->status = SPA_STATUS_HAVE_DATA;
io->buffer_id = SPA_ID_INVALID;
res |= SPA_STATUS_HAVE_DATA;
spa_log_trace_fp(this->log, "%p: no output buffer", this);
}
}
if (resample_update_rate_match(this, resample_passthrough,
max_out - this->out_offset,
max_in - this->in_offset) > 0)
res |= SPA_STATUS_NEED_DATA;
return res;
}
static const struct spa_node_methods impl_node = {
SPA_VERSION_NODE_METHODS,
.add_listener = impl_node_add_listener,
.set_callbacks = impl_node_set_callbacks,
.enum_params = impl_node_enum_params,
.set_param = impl_node_set_param,
.set_io = impl_node_set_io,
.send_command = impl_node_send_command,
.add_port = impl_node_add_port,
.remove_port = impl_node_remove_port,
.port_enum_params = impl_node_port_enum_params,
.port_set_param = impl_node_port_set_param,
.port_use_buffers = impl_node_port_use_buffers,
.port_set_io = impl_node_port_set_io,
.port_reuse_buffer = impl_node_port_reuse_buffer,
.process = impl_node_process,
};
static int impl_get_interface(struct spa_handle *handle, const char *type, void **interface)
{
struct impl *this;
spa_return_val_if_fail(handle != NULL, -EINVAL);
spa_return_val_if_fail(interface != NULL, -EINVAL);
this = (struct impl *) handle;
if (spa_streq(type, SPA_TYPE_INTERFACE_Node))
*interface = &this->node;
else
return -ENOENT;
return 0;
}
static int impl_clear(struct spa_handle *handle)
{
struct impl *this;
uint32_t i;
spa_return_val_if_fail(handle != NULL, -EINVAL);
this = (struct impl *) handle;
for (i = 0; i < MAX_PORTS; i++)
free(this->dir[SPA_DIRECTION_INPUT].ports[i]);
for (i = 0; i < MAX_PORTS; i++)
free(this->dir[SPA_DIRECTION_OUTPUT].ports[i]);
free(this->empty);
free(this->scratch);
free(this->tmp[0]);
free(this->tmp[1]);
if (this->resample.free)
resample_free(&this->resample);
if (this->dir[0].conv.free)
convert_free(&this->dir[0].conv);
if (this->dir[1].conv.free)
convert_free(&this->dir[1].conv);
return 0;
}
static size_t
impl_get_size(const struct spa_handle_factory *factory,
const struct spa_dict *params)
{
return sizeof(struct impl);
}
static uint32_t channel_from_name(const char *name)
{
int i;
for (i = 0; spa_type_audio_channel[i].name; i++) {
if (spa_streq(name, spa_debug_type_short_name(spa_type_audio_channel[i].name)))
return spa_type_audio_channel[i].type;
}
return SPA_AUDIO_CHANNEL_UNKNOWN;
}
static inline uint32_t parse_position(uint32_t *pos, const char *val, size_t len)
{
struct spa_json it[2];
char v[256];
uint32_t i = 0;
spa_json_init(&it[0], val, len);
if (spa_json_enter_array(&it[0], &it[1]) <= 0)
spa_json_init(&it[1], val, len);
while (spa_json_get_string(&it[1], v, sizeof(v)) > 0 &&
i < SPA_AUDIO_MAX_CHANNELS) {
pos[i++] = channel_from_name(v);
}
return i;
}
static int
impl_init(const struct spa_handle_factory *factory,
struct spa_handle *handle,
const struct spa_dict *info,
const struct spa_support *support,
uint32_t n_support)
{
struct impl *this;
uint32_t i;
spa_return_val_if_fail(factory != NULL, -EINVAL);
spa_return_val_if_fail(handle != NULL, -EINVAL);
handle->get_interface = impl_get_interface;
handle->clear = impl_clear;
this = (struct impl *) handle;
this->log = spa_support_find(support, n_support, SPA_TYPE_INTERFACE_Log);
spa_log_topic_init(this->log, log_topic);
this->cpu = spa_support_find(support, n_support, SPA_TYPE_INTERFACE_CPU);
if (this->cpu) {
this->cpu_flags = spa_cpu_get_flags(this->cpu);
this->max_align = SPA_MIN(MAX_ALIGN, spa_cpu_get_max_align(this->cpu));
}
props_reset(&this->props);
this->mix.options = CHANNELMIX_OPTION_UPMIX;
this->mix.upmix = CHANNELMIX_UPMIX_PSD;
this->mix.log = this->log;
this->mix.lfe_cutoff = 150.0f;
this->mix.fc_cutoff = 12000.0f;
this->mix.rear_delay = 12.0f;
this->mix.widen = 0.0f;
for (i = 0; info && i < info->n_items; i++) {
const char *k = info->items[i].key;
const char *s = info->items[i].value;
if (spa_streq(k, "clock.quantum-limit"))
spa_atou32(s, &this->quantum_limit, 0);
else if (spa_streq(k, "resample.peaks"))
this->peaks = spa_atob(s);
else if (spa_streq(k, "factory.mode")) {
if (spa_streq(s, "merge"))
this->direction = SPA_DIRECTION_OUTPUT;
else
this->direction = SPA_DIRECTION_INPUT;
}
else if (spa_streq(k, SPA_KEY_AUDIO_POSITION))
this->props.n_channels = parse_position(this->props.channel_map, s, strlen(s));
else
audioconvert_set_param(this, k, s);
}
this->props.channel.n_volumes = this->props.n_channels;
this->props.soft.n_volumes = this->props.n_channels;
this->props.monitor.n_volumes = this->props.n_channels;
this->dir[SPA_DIRECTION_INPUT].latency = SPA_LATENCY_INFO(SPA_DIRECTION_INPUT);
this->dir[SPA_DIRECTION_OUTPUT].latency = SPA_LATENCY_INFO(SPA_DIRECTION_OUTPUT);
this->node.iface = SPA_INTERFACE_INIT(
SPA_TYPE_INTERFACE_Node,
SPA_VERSION_NODE,
&impl_node, this);
spa_hook_list_init(&this->hooks);
this->info_all = SPA_NODE_CHANGE_MASK_FLAGS |
SPA_NODE_CHANGE_MASK_PARAMS;
this->info = SPA_NODE_INFO_INIT();
this->info.max_input_ports = MAX_PORTS;
this->info.max_output_ports = MAX_PORTS;
this->info.flags = SPA_NODE_FLAG_RT |
SPA_NODE_FLAG_IN_PORT_CONFIG |
SPA_NODE_FLAG_OUT_PORT_CONFIG |
SPA_NODE_FLAG_NEED_CONFIGURE;
this->params[IDX_EnumPortConfig] = SPA_PARAM_INFO(SPA_PARAM_EnumPortConfig, SPA_PARAM_INFO_READ);
this->params[IDX_PortConfig] = SPA_PARAM_INFO(SPA_PARAM_PortConfig, SPA_PARAM_INFO_READWRITE);
this->params[IDX_PropInfo] = SPA_PARAM_INFO(SPA_PARAM_PropInfo, SPA_PARAM_INFO_READ);
this->params[IDX_Props] = SPA_PARAM_INFO(SPA_PARAM_Props, SPA_PARAM_INFO_READWRITE);
this->info.params = this->params;
this->info.n_params = N_NODE_PARAMS;
this->volume.cpu_flags = this->cpu_flags;
volume_init(&this->volume);
this->rate_scale = 1.0;
reconfigure_mode(this, SPA_PARAM_PORT_CONFIG_MODE_convert, SPA_DIRECTION_INPUT, false, false, NULL);
reconfigure_mode(this, SPA_PARAM_PORT_CONFIG_MODE_convert, SPA_DIRECTION_OUTPUT, false, false, NULL);
return 0;
}
static const struct spa_interface_info impl_interfaces[] = {
{SPA_TYPE_INTERFACE_Node,},
};
static int
impl_enum_interface_info(const struct spa_handle_factory *factory,
const struct spa_interface_info **info,
uint32_t *index)
{
spa_return_val_if_fail(factory != NULL, -EINVAL);
spa_return_val_if_fail(info != NULL, -EINVAL);
spa_return_val_if_fail(index != NULL, -EINVAL);
switch (*index) {
case 0:
*info = &impl_interfaces[*index];
break;
default:
return 0;
}
(*index)++;
return 1;
}
const struct spa_handle_factory spa_audioconvert_factory = {
SPA_VERSION_HANDLE_FACTORY,
SPA_NAME_AUDIO_CONVERT,
NULL,
impl_get_size,
impl_init,
impl_enum_interface_info,
};
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