mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-06 13:30:01 -05:00
pw-cat: add DFF file suppport
This commit is contained in:
Wim Taymans
parent
428f766d11
commit
be1a60c5f9
4 changed files with 397 additions and 10 deletions
313
src/tools/dfffile.c
Normal file
313
src/tools/dfffile.c
Normal file
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@ -0,0 +1,313 @@
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/* PipeWire */
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/* SPDX-FileCopyrightText: Copyright © 2021 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#include <errno.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <math.h>
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#include <spa/utils/string.h>
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#include <spa/debug/mem.h>
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#include "dfffile.h"
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struct dff_file {
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uint8_t *data;
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size_t size;
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int mode;
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int fd;
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struct dff_file_info info;
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uint8_t *p;
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size_t offset;
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};
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struct dff_chunk {
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uint32_t id;
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uint64_t size;
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void *data;
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};
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#define FOURCC(a,b,c,d) (d | (c << 8) | (b << 16) | (a << 24))
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static inline uint16_t parse_be16(const uint8_t *in)
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{
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return (in[0] << 8) | in[1];
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}
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static inline uint32_t parse_be32(const uint8_t *in)
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{
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return FOURCC(in[0], in[1], in[2], in[3]);
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}
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static inline uint64_t parse_be64(const uint8_t *in)
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{
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uint64_t res = in[7];
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res |= ((uint64_t)in[6]) << 8;
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res |= ((uint64_t)in[5]) << 16;
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res |= ((uint64_t)in[4]) << 24;
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res |= ((uint64_t)in[3]) << 32;
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res |= ((uint64_t)in[2]) << 40;
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res |= ((uint64_t)in[1]) << 48;
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res |= ((uint64_t)in[0]) << 56;
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return res;
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}
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static inline int f_avail(struct dff_file *f)
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{
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if (f->p < f->data + f->size)
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return f->size + f->data - f->p;
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return 0;
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}
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static int read_chunk(struct dff_file *f, struct dff_chunk *c)
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{
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if (f_avail(f) < 12)
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return -ENOSPC;
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c->id = parse_be32(f->p); /* id of this chunk */
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c->size = parse_be64(f->p + 4); /* size of this chunk */
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f->p += 12;
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c->data = f->p;
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return 0;
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}
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static int skip_chunk(struct dff_file *f, const struct dff_chunk *c)
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{
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f->p = SPA_PTROFF(c->data, c->size, uint8_t);
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return 0;
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}
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static int read_PROP(struct dff_file *f, struct dff_chunk *prop)
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{
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struct dff_chunk c[1];
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int res;
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if (f_avail(f) < 4 ||
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memcmp(prop->data, "SND ", 4) != 0)
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return -EINVAL;
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f->p += 4;
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while (f->p < SPA_PTROFF(prop->data, prop->size, uint8_t)) {
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if ((res = read_chunk(f, &c[0])) < 0)
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return res;
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switch (c[0].id) {
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case FOURCC('F', 'S', ' ', ' '):
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f->info.rate = parse_be32(f->p);
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break;
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case FOURCC('C', 'H', 'N', 'L'):
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f->info.channels = parse_be16(f->p);
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switch (f->info.channels) {
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case 2:
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f->info.channel_type = 2;
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break;
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case 5:
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f->info.channel_type = 6;
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break;
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case 6:
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f->info.channel_type = 7;
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break;
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}
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break;
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case FOURCC('C', 'M', 'P', 'R'):
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{
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uint32_t cmpr = parse_be32(f->p);
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if (cmpr != FOURCC('D', 'S', 'D', ' '))
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return -ENOTSUP;
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break;
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}
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case FOURCC('A', 'B', 'S', 'S'):
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break;
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case FOURCC('L', 'S', 'C', 'O'):
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break;
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default:
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break;
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}
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skip_chunk(f, &c[0]);
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}
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return 0;
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}
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static int read_FRM8(struct dff_file *f)
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{
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struct dff_chunk c[2];
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int res;
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bool found_dsd = false;
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if ((res = read_chunk(f, &c[0])) < 0)
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return res;
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if (c[0].id != FOURCC('F','R','M','8'))
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return -EINVAL;
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if (f_avail(f) < 4 ||
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memcmp(c[0].data, "DSD ", 4) != 0)
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return -EINVAL;
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f->p += 4;
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while (true) {
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if ((res = read_chunk(f, &c[1])) < 0)
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return res;
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switch (c[1].id) {
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case FOURCC('F', 'V', 'E', 'R'):
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break;
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case FOURCC('P', 'R', 'O', 'P'):
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read_PROP(f, &c[1]);
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break;
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case FOURCC('D', 'S', 'D', ' '):
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{
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f->info.length = c[1].size;
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f->info.samples = c[1].size / f->info.channels;
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f->info.lsb = 0;
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f->info.blocksize = 1;
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found_dsd = true;
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break;
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}
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default:
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break;
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}
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if (found_dsd)
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break;
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skip_chunk(f, &c[1]);
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}
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return 0;
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}
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static int open_read(struct dff_file *f, const char *filename, struct dff_file_info *info)
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{
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int res;
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struct stat st;
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if ((f->fd = open(filename, O_RDONLY)) < 0) {
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res = -errno;
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goto exit;
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}
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if (fstat(f->fd, &st) < 0) {
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res = -errno;
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goto exit_close;
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}
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f->size = st.st_size;
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f->data = mmap(NULL, f->size, PROT_READ, MAP_SHARED, f->fd, 0);
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if (f->data == MAP_FAILED) {
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res = -errno;
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goto exit_close;
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}
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f->p = f->data;
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if ((res = read_FRM8(f)) < 0)
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goto exit_unmap;
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f->mode = 1;
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*info = f->info;
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return 0;
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exit_unmap:
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munmap(f->data, f->size);
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exit_close:
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close(f->fd);
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exit:
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return res;
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}
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struct dff_file *
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dff_file_open(const char *filename, const char *mode, struct dff_file_info *info)
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{
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int res;
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struct dff_file *f;
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f = calloc(1, sizeof(struct dff_file));
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if (f == NULL)
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return NULL;
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if (spa_streq(mode, "r")) {
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if ((res = open_read(f, filename, info)) < 0)
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goto exit_free;
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} else {
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res = -EINVAL;
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goto exit_free;
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}
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return f;
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exit_free:
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free(f);
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errno = -res;
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return NULL;
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}
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static const uint8_t bitrev[256] = {
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0x00, 0x80, 0x40, 0xc0, 0x20, 0xa0, 0x60, 0xe0, 0x10, 0x90, 0x50, 0xd0, 0x30, 0xb0, 0x70, 0xf0,
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0x08, 0x88, 0x48, 0xc8, 0x28, 0xa8, 0x68, 0xe8, 0x18, 0x98, 0x58, 0xd8, 0x38, 0xb8, 0x78, 0xf8,
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0x04, 0x84, 0x44, 0xc4, 0x24, 0xa4, 0x64, 0xe4, 0x14, 0x94, 0x54, 0xd4, 0x34, 0xb4, 0x74, 0xf4,
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0x0c, 0x8c, 0x4c, 0xcc, 0x2c, 0xac, 0x6c, 0xec, 0x1c, 0x9c, 0x5c, 0xdc, 0x3c, 0xbc, 0x7c, 0xfc,
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0x02, 0x82, 0x42, 0xc2, 0x22, 0xa2, 0x62, 0xe2, 0x12, 0x92, 0x52, 0xd2, 0x32, 0xb2, 0x72, 0xf2,
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0x0a, 0x8a, 0x4a, 0xca, 0x2a, 0xaa, 0x6a, 0xea, 0x1a, 0x9a, 0x5a, 0xda, 0x3a, 0xba, 0x7a, 0xfa,
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0x06, 0x86, 0x46, 0xc6, 0x26, 0xa6, 0x66, 0xe6, 0x16, 0x96, 0x56, 0xd6, 0x36, 0xb6, 0x76, 0xf6,
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0x0e, 0x8e, 0x4e, 0xce, 0x2e, 0xae, 0x6e, 0xee, 0x1e, 0x9e, 0x5e, 0xde, 0x3e, 0xbe, 0x7e, 0xfe,
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0x01, 0x81, 0x41, 0xc1, 0x21, 0xa1, 0x61, 0xe1, 0x11, 0x91, 0x51, 0xd1, 0x31, 0xb1, 0x71, 0xf1,
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0x09, 0x89, 0x49, 0xc9, 0x29, 0xa9, 0x69, 0xe9, 0x19, 0x99, 0x59, 0xd9, 0x39, 0xb9, 0x79, 0xf9,
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0x05, 0x85, 0x45, 0xc5, 0x25, 0xa5, 0x65, 0xe5, 0x15, 0x95, 0x55, 0xd5, 0x35, 0xb5, 0x75, 0xf5,
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0x0d, 0x8d, 0x4d, 0xcd, 0x2d, 0xad, 0x6d, 0xed, 0x1d, 0x9d, 0x5d, 0xdd, 0x3d, 0xbd, 0x7d, 0xfd,
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0x03, 0x83, 0x43, 0xc3, 0x23, 0xa3, 0x63, 0xe3, 0x13, 0x93, 0x53, 0xd3, 0x33, 0xb3, 0x73, 0xf3,
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0x0b, 0x8b, 0x4b, 0xcb, 0x2b, 0xab, 0x6b, 0xeb, 0x1b, 0x9b, 0x5b, 0xdb, 0x3b, 0xbb, 0x7b, 0xfb,
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0x07, 0x87, 0x47, 0xc7, 0x27, 0xa7, 0x67, 0xe7, 0x17, 0x97, 0x57, 0xd7, 0x37, 0xb7, 0x77, 0xf7,
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0x0f, 0x8f, 0x4f, 0xcf, 0x2f, 0xaf, 0x6f, 0xef, 0x1f, 0x9f, 0x5f, 0xdf, 0x3f, 0xbf, 0x7f, 0xff,
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};
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ssize_t
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dff_file_read(struct dff_file *f, void *data, size_t samples, const struct dff_layout *layout)
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{
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uint8_t *d = data;
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int32_t step = SPA_ABS(layout->interleave);
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uint32_t channels = f->info.channels;
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bool rev = layout->lsb != f->info.lsb;
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size_t total, offset, scale;
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offset = f->offset;
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scale = SPA_CLAMP(f->info.rate / (44100u * 64u), 1u, 4u);
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samples *= step;
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samples *= scale;
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for (total = 0; total < samples && offset < f->info.length; total++) {
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uint32_t i;
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int32_t j;
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const uint8_t *s = f->p + offset;
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for (i = 0; i < layout->channels; i++) {
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if (layout->interleave > 0) {
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for (j = 0; j < step; j++)
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*d++ = rev ?
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bitrev[s[j * channels + i]] :
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s[j * channels + i];
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} else {
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for (j = step-1; j >= 0; j--)
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*d++ = rev ?
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bitrev[s[j * channels + i]] :
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s[j * channels + i];
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}
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}
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offset += step * channels;
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}
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f->offset = offset;
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return total;
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}
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int dff_file_close(struct dff_file *f)
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{
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if (f->mode == 1) {
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munmap(f->data, f->size);
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} else
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return -EINVAL;
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close(f->fd);
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free(f);
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return 0;
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}
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31
src/tools/dfffile.h
Normal file
31
src/tools/dfffile.h
Normal file
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@ -0,0 +1,31 @@
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/* PipeWire */
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/* SPDX-FileCopyrightText: Copyright © 2023 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#include <stdio.h>
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#include <spa/utils/defs.h>
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struct dff_file;
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struct dff_file_info {
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uint32_t channel_type;
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uint32_t channels;
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uint32_t rate;
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bool lsb;
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uint64_t samples;
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uint64_t length;
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uint32_t blocksize;
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};
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struct dff_layout {
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int32_t interleave;
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uint32_t channels;
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bool lsb;
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};
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struct dff_file * dff_file_open(const char *filename, const char *mode, struct dff_file_info *info);
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ssize_t dff_file_read(struct dff_file *f, void *data, size_t samples, const struct dff_layout *layout);
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int dff_file_close(struct dff_file *f);
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@ -47,6 +47,7 @@ if get_option('pw-cat').allowed() and sndfile_dep.found()
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pwcat_sources = [
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'pw-cat.c',
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'midifile.c',
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'dfffile.c',
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'dsffile.c',
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]
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@ -41,6 +41,7 @@
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#endif
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#include "midifile.h"
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#include "dfffile.h"
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#include "dsffile.h"
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#define DEFAULT_MEDIA_TYPE "Audio"
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@ -143,6 +144,11 @@ struct data {
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struct dsf_file_info info;
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struct dsf_layout layout;
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} dsf;
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struct {
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struct dff_file *file;
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struct dff_file_info info;
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struct dff_layout layout;
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} dff;
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#ifdef HAVE_PW_CAT_FFMPEG_INTEGRATION
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struct {
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@ -798,6 +804,10 @@ on_param_changed(void *userdata, uint32_t id, const struct spa_pod *param)
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data->dsf.layout.channels = info.info.dsd.channels;
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data->dsf.layout.lsb = info.info.dsd.bitorder == SPA_PARAM_BITORDER_lsb;
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data->dff.layout.interleave = info.info.dsd.interleave,
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data->dff.layout.channels = info.info.dsd.channels;
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data->dff.layout.lsb = info.info.dsd.bitorder == SPA_PARAM_BITORDER_lsb;
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data->stride = data->dsf.layout.channels * SPA_ABS(data->dsf.layout.interleave);
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if (data->verbose) {
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@ -1164,26 +1174,46 @@ static int dsf_play(struct data *d, void *src, unsigned int n_frames, bool *null
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return dsf_file_read(d->dsf.file, src, n_frames, &d->dsf.layout);
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}
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static int setup_dsffile(struct data *data)
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static int dff_play(struct data *d, void *src, unsigned int n_frames, bool *null_frame)
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{
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return dff_file_read(d->dff.file, src, n_frames, &d->dff.layout);
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}
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static int setup_dsdfile(struct data *data)
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{
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if (data->mode == mode_record)
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return -ENOTSUP;
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data->dsf.file = dsf_file_open(data->filename, "r", &data->dsf.info);
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if (data->dsf.file == NULL) {
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fprintf(stderr, "dsffile: can't read dsf file '%s': %m\n", data->filename);
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return -errno;
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data->dff.file = dff_file_open(data->filename, "r", &data->dff.info);
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if (data->dff.file == NULL) {
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fprintf(stderr, "dsdfile: can't read dsd file '%s': %m\n", data->filename);
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return -errno;
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}
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}
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|
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if (data->verbose)
|
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printf("dsffile: opened file \"%s\" channels:%d rate:%d samples:%"PRIu64" bitorder:%s\n",
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if (data->dsf.file != NULL) {
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if (data->verbose)
|
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printf("dsffile: opened file \"%s\" channels:%d rate:%d "
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"samples:%"PRIu64" bitorder:%s\n",
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data->filename,
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data->dsf.info.channels, data->dsf.info.rate,
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data->dsf.info.samples,
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data->dsf.info.lsb ? "lsb" : "msb");
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data->fill = dsf_play;
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data->fill = dsf_play;
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} else {
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if (data->verbose)
|
||||
printf("dfffile: opened file \"%s\" channels:%d rate:%d "
|
||||
"samples:%"PRIu64" bitorder:%s\n",
|
||||
data->filename,
|
||||
data->dff.info.channels, data->dff.info.rate,
|
||||
data->dff.info.samples,
|
||||
data->dff.info.lsb ? "lsb" : "msb");
|
||||
|
||||
data->fill = dff_play;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -1839,7 +1869,7 @@ int main(int argc, char *argv[])
|
|||
ret = setup_midifile(&data);
|
||||
break;
|
||||
case TYPE_DSD:
|
||||
ret = setup_dsffile(&data);
|
||||
ret = setup_dsdfile(&data);
|
||||
break;
|
||||
#ifdef HAVE_PW_CAT_FFMPEG_INTEGRATION
|
||||
case TYPE_ENCODED:
|
||||
|
|
@ -1918,13 +1948,21 @@ int main(int argc, char *argv[])
|
|||
case TYPE_DSD:
|
||||
{
|
||||
struct spa_audio_info_dsd info;
|
||||
uint32_t channel_type;
|
||||
|
||||
spa_zero(info);
|
||||
info.channels = data.dsf.info.channels;
|
||||
info.rate = data.dsf.info.rate / 8;
|
||||
if (data.dsf.file != NULL) {
|
||||
info.channels = data.dsf.info.channels;
|
||||
info.rate = data.dsf.info.rate / 8;
|
||||
channel_type = data.dsf.info.channel_type;
|
||||
} else {
|
||||
info.channels = data.dff.info.channels;
|
||||
info.rate = data.dff.info.rate / 8;
|
||||
channel_type = data.dff.info.channel_type;
|
||||
}
|
||||
|
||||
SPA_FOR_EACH_ELEMENT_VAR(dsd_layouts, i) {
|
||||
if (i->type != data.dsf.info.channel_type)
|
||||
if (i->type != channel_type)
|
||||
continue;
|
||||
info.channels = i->info.n_channels;
|
||||
memcpy(info.position, i->info.position,
|
||||
|
|
@ -2020,6 +2058,10 @@ error_no_main_loop:
|
|||
sf_close(data.file);
|
||||
if (data.midi.file)
|
||||
midi_file_close(data.midi.file);
|
||||
if (data.dsf.file)
|
||||
dsf_file_close(data.dsf.file);
|
||||
if (data.dff.file)
|
||||
dff_file_close(data.dff.file);
|
||||
#ifdef HAVE_PW_CAT_FFMPEG_INTEGRATION
|
||||
if (data.encoded.packet)
|
||||
av_packet_free(&data.encoded.packet);
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue