mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
224 lines
9.7 KiB
C
224 lines
9.7 KiB
C
/* Spa
|
|
*
|
|
* Copyright © 2018 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 <string.h>
|
|
#include <stdio.h>
|
|
#include <math.h>
|
|
|
|
#include <spa/support/cpu.h>
|
|
#include <spa/utils/defs.h>
|
|
#include <spa/param/audio/format-utils.h>
|
|
|
|
#include "fmt-ops.h"
|
|
|
|
typedef void (*convert_func_t) (struct convert *conv, void * SPA_RESTRICT dst[],
|
|
const void * SPA_RESTRICT src[], uint32_t n_samples);
|
|
|
|
struct conv_info {
|
|
uint32_t src_fmt;
|
|
uint32_t dst_fmt;
|
|
uint32_t n_channels;
|
|
uint32_t cpu_flags;
|
|
|
|
convert_func_t process;
|
|
};
|
|
|
|
static struct conv_info conv_table[] =
|
|
{
|
|
/* to f32 */
|
|
{ SPA_AUDIO_FORMAT_U8, SPA_AUDIO_FORMAT_F32, 0, 0, conv_u8_to_f32_c },
|
|
{ SPA_AUDIO_FORMAT_U8P, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_u8d_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_U8, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_u8_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_U8P, SPA_AUDIO_FORMAT_F32, 0, 0, conv_u8d_to_f32_c },
|
|
|
|
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s16_to_f32_c },
|
|
{ SPA_AUDIO_FORMAT_S16P, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s16d_to_f32d_c },
|
|
#if defined (HAVE_NEON)
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_NEON, conv_s16_to_f32d_neon },
|
|
#endif
|
|
#if defined (HAVE_AVX2)
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_F32P, 2, SPA_CPU_FLAG_AVX2, conv_s16_to_f32d_2_avx2 },
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_AVX2, conv_s16_to_f32d_avx2 },
|
|
#endif
|
|
#if defined (HAVE_SSE2)
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_F32P, 2, SPA_CPU_FLAG_SSE2, conv_s16_to_f32d_2_sse2 },
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_SSE2, conv_s16_to_f32d_sse2 },
|
|
#endif
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s16_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_S16P, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s16d_to_f32_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_F32, 0, 0, conv_copy32_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_copy32d_c },
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_deinterleave_32_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_F32, 0, 0, conv_interleave_32_c },
|
|
|
|
#if defined (HAVE_AVX2)
|
|
{ SPA_AUDIO_FORMAT_S32, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_AVX2, conv_s32_to_f32d_avx2 },
|
|
#endif
|
|
#if defined (HAVE_SSE2)
|
|
{ SPA_AUDIO_FORMAT_S32, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_SSE2, conv_s32_to_f32d_sse2 },
|
|
#endif
|
|
{ SPA_AUDIO_FORMAT_S32, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s32_to_f32_c },
|
|
{ SPA_AUDIO_FORMAT_S32P, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s32d_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_S32, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s32_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_S32P, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s32d_to_f32_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s24_to_f32_c },
|
|
{ SPA_AUDIO_FORMAT_S24P, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s24d_to_f32d_c },
|
|
#if defined (HAVE_AVX2)
|
|
{ SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_AVX2, conv_s24_to_f32d_avx2 },
|
|
#endif
|
|
#if defined (HAVE_SSSE3)
|
|
// { SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_SSSE3, conv_s24_to_f32d_ssse3 },
|
|
#endif
|
|
#if defined (HAVE_SSE41)
|
|
{ SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_SSE41, conv_s24_to_f32d_sse41 },
|
|
#endif
|
|
#if defined (HAVE_SSE2)
|
|
{ SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_F32P, 0, SPA_CPU_FLAG_SSE2, conv_s24_to_f32d_sse2 },
|
|
#endif
|
|
{ SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s24_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_S24P, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s24d_to_f32_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_S24_OE, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s24s_to_f32d_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_S24_32, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s24_32_to_f32_c },
|
|
{ SPA_AUDIO_FORMAT_S24_32P, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s24_32d_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_S24_32, SPA_AUDIO_FORMAT_F32P, 0, 0, conv_s24_32_to_f32d_c },
|
|
{ SPA_AUDIO_FORMAT_S24_32P, SPA_AUDIO_FORMAT_F32, 0, 0, conv_s24_32d_to_f32_c },
|
|
|
|
/* from f32 */
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_U8, 0, 0, conv_f32_to_u8_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_U8P, 0, 0, conv_f32d_to_u8d_c },
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_U8P, 0, 0, conv_f32_to_u8d_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_U8, 0, 0, conv_f32d_to_u8_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S16, 0, 0, conv_f32_to_s16_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16P, 0, 0, conv_f32d_to_s16d_c },
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S16P, 0, 0, conv_f32_to_s16d_c },
|
|
#if defined (HAVE_NEON)
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16, 0, SPA_CPU_FLAG_NEON, conv_f32d_to_s16_neon },
|
|
#endif
|
|
#if defined (HAVE_AVX2)
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16, 4, SPA_CPU_FLAG_AVX2, conv_f32d_to_s16_4_avx2 },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16, 2, SPA_CPU_FLAG_AVX2, conv_f32d_to_s16_2_avx2 },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16, 0, SPA_CPU_FLAG_AVX2, conv_f32d_to_s16_avx2 },
|
|
#endif
|
|
#if defined (HAVE_SSE2)
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16, 2, SPA_CPU_FLAG_SSE2, conv_f32d_to_s16_2_sse2 },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16, 0, SPA_CPU_FLAG_SSE2, conv_f32d_to_s16_sse2 },
|
|
#endif
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S16, 0, 0, conv_f32d_to_s16_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S32, 0, 0, conv_f32_to_s32_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S32P, 0, 0, conv_f32d_to_s32d_c },
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S32P, 0, 0, conv_f32_to_s32d_c },
|
|
#if defined (HAVE_AVX2)
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S32, 0, SPA_CPU_FLAG_AVX2, conv_f32d_to_s32_avx2 },
|
|
#endif
|
|
#if defined (HAVE_SSE2)
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S32, 0, SPA_CPU_FLAG_SSE2, conv_f32d_to_s32_sse2 },
|
|
#endif
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S32, 0, 0, conv_f32d_to_s32_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S24, 0, 0, conv_f32_to_s24_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S24P, 0, 0, conv_f32d_to_s24d_c },
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S24P, 0, 0, conv_f32_to_s24d_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S24, 0, 0, conv_f32d_to_s24_c },
|
|
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S24_32, 0, 0, conv_f32_to_s24_32_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S24_32P, 0, 0, conv_f32d_to_s24_32d_c },
|
|
{ SPA_AUDIO_FORMAT_F32, SPA_AUDIO_FORMAT_S24_32P, 0, 0, conv_f32_to_s24_32d_c },
|
|
{ SPA_AUDIO_FORMAT_F32P, SPA_AUDIO_FORMAT_S24_32, 0, 0, conv_f32d_to_s24_32_c },
|
|
|
|
/* u8 */
|
|
{ SPA_AUDIO_FORMAT_U8, SPA_AUDIO_FORMAT_U8, 0, 0, conv_copy8_c },
|
|
{ SPA_AUDIO_FORMAT_U8P, SPA_AUDIO_FORMAT_U8P, 0, 0, conv_copy8d_c },
|
|
{ SPA_AUDIO_FORMAT_U8, SPA_AUDIO_FORMAT_U8P, 0, 0, conv_deinterleave_8_c },
|
|
{ SPA_AUDIO_FORMAT_U8P, SPA_AUDIO_FORMAT_U8, 0, 0, conv_interleave_8_c },
|
|
|
|
/* s16 */
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_S16, 0, 0, conv_copy16_c },
|
|
{ SPA_AUDIO_FORMAT_S16P, SPA_AUDIO_FORMAT_S16P, 0, 0, conv_copy16d_c },
|
|
{ SPA_AUDIO_FORMAT_S16, SPA_AUDIO_FORMAT_S16P, 0, 0, conv_deinterleave_16_c },
|
|
{ SPA_AUDIO_FORMAT_S16P, SPA_AUDIO_FORMAT_S16, 0, 0, conv_interleave_16_c },
|
|
|
|
/* s32 */
|
|
{ SPA_AUDIO_FORMAT_S32, SPA_AUDIO_FORMAT_S32, 0, 0, conv_copy32_c },
|
|
{ SPA_AUDIO_FORMAT_S32P, SPA_AUDIO_FORMAT_S32P, 0, 0, conv_copy32d_c },
|
|
{ SPA_AUDIO_FORMAT_S32, SPA_AUDIO_FORMAT_S32P, 0, 0, conv_deinterleave_32_c },
|
|
{ SPA_AUDIO_FORMAT_S32P, SPA_AUDIO_FORMAT_S32, 0, 0, conv_interleave_32_c },
|
|
|
|
/* s24 */
|
|
{ SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_S24, 0, 0, conv_copy24_c },
|
|
{ SPA_AUDIO_FORMAT_S24P, SPA_AUDIO_FORMAT_S24P, 0, 0, conv_copy24d_c },
|
|
{ SPA_AUDIO_FORMAT_S24, SPA_AUDIO_FORMAT_S24P, 0, 0, conv_deinterleave_24_c },
|
|
{ SPA_AUDIO_FORMAT_S24P, SPA_AUDIO_FORMAT_S24, 0, 0, conv_interleave_24_c },
|
|
|
|
/* s24_32 */
|
|
{ SPA_AUDIO_FORMAT_S24_32, SPA_AUDIO_FORMAT_S24_32, 0, 0, conv_copy32_c },
|
|
{ SPA_AUDIO_FORMAT_S24_32P, SPA_AUDIO_FORMAT_S24_32P, 0, 0, conv_copy32d_c },
|
|
{ SPA_AUDIO_FORMAT_S24_32, SPA_AUDIO_FORMAT_S24_32P, 0, 0, conv_deinterleave_32_c },
|
|
{ SPA_AUDIO_FORMAT_S24_32P, SPA_AUDIO_FORMAT_S24_32, 0, 0, conv_interleave_32_c },
|
|
};
|
|
|
|
#define MATCH_CHAN(a,b) ((a) == 0 || (a) == (b))
|
|
#define MATCH_CPU_FLAGS(a,b) ((a) == 0 || ((a) & (b)) == a)
|
|
|
|
static const struct conv_info *find_conv_info(uint32_t src_fmt, uint32_t dst_fmt,
|
|
uint32_t n_channels, uint32_t cpu_flags)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < SPA_N_ELEMENTS(conv_table); i++) {
|
|
if (conv_table[i].src_fmt == src_fmt &&
|
|
conv_table[i].dst_fmt == dst_fmt &&
|
|
MATCH_CHAN(conv_table[i].n_channels, n_channels) &&
|
|
MATCH_CPU_FLAGS(conv_table[i].cpu_flags, cpu_flags))
|
|
return &conv_table[i];
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static void impl_convert_free(struct convert *conv)
|
|
{
|
|
conv->process = NULL;
|
|
}
|
|
|
|
int convert_init(struct convert *conv)
|
|
{
|
|
const struct conv_info *info;
|
|
|
|
info = find_conv_info(conv->src_fmt, conv->dst_fmt, conv->n_channels, conv->cpu_flags);
|
|
if (info == NULL)
|
|
return -ENOTSUP;
|
|
|
|
conv->is_passthrough = conv->src_fmt == conv->dst_fmt;
|
|
conv->cpu_flags = info->cpu_flags;
|
|
conv->process = info->process;
|
|
conv->free = impl_convert_free;
|
|
|
|
return 0;
|
|
}
|