mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-25 06:59:57 -05:00
4034e8f3c5
The info parameter is never modified, communicate this to users. This align format-utils.h with latency-utils.h.
56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/* Simple Plugin API */
|
|
/* SPDX-FileCopyrightText: Copyright © 2018 Wim Taymans */
|
|
/* SPDX-License-Identifier: MIT */
|
|
|
|
#ifndef SPA_AUDIO_DSP_UTILS_H
|
|
#define SPA_AUDIO_DSP_UTILS_H
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/**
|
|
* \addtogroup spa_param
|
|
* \{
|
|
*/
|
|
|
|
#include <spa/pod/parser.h>
|
|
#include <spa/pod/builder.h>
|
|
#include <spa/param/audio/format.h>
|
|
#include <spa/param/format-utils.h>
|
|
|
|
static inline int
|
|
spa_format_audio_dsp_parse(const struct spa_pod *format, struct spa_audio_info_dsp *info)
|
|
{
|
|
int res;
|
|
res = spa_pod_parse_object(format,
|
|
SPA_TYPE_OBJECT_Format, NULL,
|
|
SPA_FORMAT_AUDIO_format, SPA_POD_OPT_Id(&info->format));
|
|
return res;
|
|
}
|
|
|
|
static inline struct spa_pod *
|
|
spa_format_audio_dsp_build(struct spa_pod_builder *builder, uint32_t id,
|
|
const struct spa_audio_info_dsp *info)
|
|
{
|
|
struct spa_pod_frame f;
|
|
spa_pod_builder_push_object(builder, &f, SPA_TYPE_OBJECT_Format, id);
|
|
spa_pod_builder_add(builder,
|
|
SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_audio),
|
|
SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_dsp),
|
|
0);
|
|
if (info->format != SPA_AUDIO_FORMAT_UNKNOWN)
|
|
spa_pod_builder_add(builder,
|
|
SPA_FORMAT_AUDIO_format, SPA_POD_Id(info->format), 0);
|
|
return (struct spa_pod*)spa_pod_builder_pop(builder, &f);
|
|
}
|
|
|
|
/**
|
|
* \}
|
|
*/
|
|
|
|
#ifdef __cplusplus
|
|
} /* extern "C" */
|
|
#endif
|
|
|
|
#endif /* SPA_AUDIO_DSP_UTILS_H */
|