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pw-cat: handle midi EOF better

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Return 0 when there are no more events, 1 when we have an event and
< 0 for errors. Use this to correctly push the last set of events on
EOS and then return 0 and stop without an error.
This commit is contained in:
Wim Taymans 2020-02-21 11:19:35 +01:00
parent d8bac82e72
commit 8b874a9514
2 changed files with 9 additions and 4 deletions
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7
src/tools/pw-cat.c
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@ -962,6 +962,7 @@ static int midi_play(struct data *d, void *src, unsigned int n_frames)
struct spa_pod_builder b;
struct spa_pod_frame f;
uint32_t first_frame, last_frame;
bool have_data = false;
spa_zero(b);
spa_pod_builder_init(&b, src, n_frames);
@ -977,8 +978,11 @@ static int midi_play(struct data *d, void *src, unsigned int n_frames)
uint8_t *buf;
res = midi_file_peek_event(&d->midi.mf, &ev);
if (res < 0)
if (res <= 0) {
if (have_data)
break;
return res;
}
if (ev.status == 0xff)
goto next;
@ -997,6 +1001,7 @@ static int midi_play(struct data *d, void *src, unsigned int n_frames)
buf[0] = ev.status;
memcpy(&buf[1], ev.data, ev.size);
}
have_data = true;
next:
midi_file_consume_event(&d->midi.mf, &ev);
}