mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-05 13:30:02 -05:00
Merge pipewire-pulseaudio subtree
This commit is contained in:
Arun Raghavan
commit
37a72b2531
41 changed files with 14044 additions and 0 deletions
134
pipewire-pulseaudio/src/sample-util.h
Normal file
134
pipewire-pulseaudio/src/sample-util.h
Normal file
|
|
@ -0,0 +1,134 @@
|
|||
#ifndef foosampleutilhfoo
|
||||
#define foosampleutilhfoo
|
||||
|
||||
/***
|
||||
This file is part of PulseAudio.
|
||||
|
||||
Copyright 2004-2006 Lennart Poettering
|
||||
Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
|
||||
|
||||
PulseAudio is free software; you can redistribute it and/or modify
|
||||
it under the terms of the GNU Lesser General Public License as published
|
||||
by the Free Software Foundation; either version 2.1 of the License,
|
||||
or (at your option) any later version.
|
||||
|
||||
PulseAudio 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 Lesser General Public License
|
||||
along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
|
||||
***/
|
||||
|
||||
#include <inttypes.h>
|
||||
#include <limits.h>
|
||||
|
||||
#include <pulse/gccmacro.h>
|
||||
#include <pulse/sample.h>
|
||||
#include <pulse/volume.h>
|
||||
#include <pulse/channelmap.h>
|
||||
|
||||
size_t pa_frame_align(size_t l, const pa_sample_spec *ss) PA_GCC_PURE;
|
||||
|
||||
bool pa_frame_aligned(size_t l, const pa_sample_spec *ss) PA_GCC_PURE;
|
||||
|
||||
void pa_interleave(const void *src[], unsigned channels, void *dst, size_t ss, unsigned n);
|
||||
void pa_deinterleave(const void *src, void *dst[], unsigned channels, size_t ss, unsigned n);
|
||||
|
||||
void pa_sample_clamp(pa_sample_format_t format, void *dst, size_t dstr, const void *src, size_t sstr, unsigned n);
|
||||
|
||||
static inline int32_t pa_mult_s16_volume(int16_t v, int32_t cv) {
|
||||
#ifdef HAVE_FAST_64BIT_OPERATIONS
|
||||
/* Multiply with 64 bit integers on 64 bit platforms */
|
||||
return (v * (int64_t) cv) >> 16;
|
||||
#else
|
||||
/* Multiplying the 32 bit volume factor with the
|
||||
* 16 bit sample might result in an 48 bit value. We
|
||||
* want to do without 64 bit integers and hence do
|
||||
* the multiplication independently for the HI and
|
||||
* LO part of the volume. */
|
||||
|
||||
int32_t hi = cv >> 16;
|
||||
int32_t lo = cv & 0xFFFF;
|
||||
return ((v * lo) >> 16) + (v * hi);
|
||||
#endif
|
||||
}
|
||||
|
||||
pa_usec_t pa_bytes_to_usec_round_up(uint64_t length, const pa_sample_spec *spec);
|
||||
size_t pa_usec_to_bytes_round_up(pa_usec_t t, const pa_sample_spec *spec);
|
||||
|
||||
typedef void (*pa_do_volume_func_t) (void *samples, const void *volumes, unsigned channels, unsigned length);
|
||||
|
||||
pa_do_volume_func_t pa_get_volume_func(pa_sample_format_t f);
|
||||
void pa_set_volume_func(pa_sample_format_t f, pa_do_volume_func_t func);
|
||||
|
||||
size_t pa_convert_size(size_t size, const pa_sample_spec *from, const pa_sample_spec *to);
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_LEFT \
|
||||
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_REAR_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_SIDE_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_LEFT)) \
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_RIGHT \
|
||||
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_REAR_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_SIDE_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_RIGHT))
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_CENTER \
|
||||
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_REAR_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_CENTER))
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_FRONT \
|
||||
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_CENTER))
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_REAR \
|
||||
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_REAR_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_REAR_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_REAR_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_CENTER))
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_LFE \
|
||||
PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_LFE)
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_HFE \
|
||||
(PA_CHANNEL_POSITION_MASK_REAR | PA_CHANNEL_POSITION_MASK_FRONT \
|
||||
| PA_CHANNEL_POSITION_MASK_LEFT | PA_CHANNEL_POSITION_MASK_RIGHT \
|
||||
| PA_CHANNEL_POSITION_MASK_CENTER)
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_SIDE_OR_TOP_CENTER \
|
||||
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_SIDE_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_SIDE_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_CENTER))
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_TOP \
|
||||
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_FRONT_CENTER) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_LEFT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_RIGHT) \
|
||||
| PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_TOP_REAR_CENTER))
|
||||
|
||||
#define PA_CHANNEL_POSITION_MASK_ALL \
|
||||
((pa_channel_position_mask_t) (PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_MAX)-1))
|
||||
|
||||
#endif
|
||||
Loading…
Add table
Add a link
Reference in a new issue