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tools: add midi clip support

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The SMF2 CLIP format is the official container for storing MIDI 2.0
messages.

Add support in mididump and pw-cat.
This commit is contained in:
Wim Taymans 2025-08-29 17:34:34 +02:00
parent b192099353
commit eda3290883
5 changed files with 540 additions and 7 deletions
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31
src/tools/pw-mididump.c
View file

@ -19,6 +19,7 @@
#include <pipewire/filter.h>
#include "midifile.h"
#include "midiclip.h"
struct data;
@ -35,6 +36,29 @@ struct data {
bool opt_midi1;
};
static int dump_clip(const char *filename)
{
struct midi_clip *file;
struct midi_clip_info info;
struct midi_event ev;
file = midi_clip_open(filename, "r", &info);
if (file == NULL) {
fprintf(stderr, "error opening %s: %m\n", filename);
return -1;
}
printf("opened %s format:%u division:%u\n", filename, info.format, info.division);
while (midi_clip_read_event(file, &ev) == 1)
midi_event_dump(stdout, &ev);
midi_clip_close(file);
return 0;
}
static int dump_file(const char *filename)
{
struct midi_file *file;
@ -43,15 +67,14 @@ static int dump_file(const char *filename)
file = midi_file_open(filename, "r", &info);
if (file == NULL) {
fprintf(stderr, "error opening %s: %m\n", filename);
return -1;
return dump_clip(filename);
}
printf("opened %s format:%u ntracks:%u division:%u\n", filename, info.format, info.ntracks, info.division);
while (midi_file_read_event(file, &ev) == 1) {
while (midi_file_read_event(file, &ev) == 1)
midi_event_dump(stdout, &ev);
}
midi_file_close(file);
return 0;