Autres/audacity
1
0
Fork 0
mirror of https://github.com/cookiengineer/audacity synced 2025-10-17 08:01:12 +02:00
Code Issues Releases Wiki Activity

Extensive changes to improve NoteTrack display and (some) editing, NoteTrack playback via MIDI, and Midi-to-Audio alignment.

Browse Source
This commit is contained in:
rbdannenberg
2010-09-18 21:02:36 +00:00
parent f6327602e8
commit a1f0e5ed5b
96 changed files with 5679 additions and 3566 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
lib-src/portmidi/pm_test/midithread.c
View File

@@ -73,7 +73,7 @@ int active = FALSE;
int monitor = FALSE;
int midi_thru = TRUE;
long transpose;
int transpose;
PmStream *midi_in;
PmStream *midi_out;
@@ -94,7 +94,7 @@ void process_midi(PtTimestamp timestamp, void *userData)
{
PmError result;
PmEvent buffer; /* just one message at a time */
long msg;
int32_t msg;
/* do nothing until initialization completes */
if (!active)
@@ -127,7 +127,7 @@ void process_midi(PtTimestamp timestamp, void *userData)
do {
result = Pm_Poll(midi_in);
if (result) {
long status, data1, data2;
int status, data1, data2;
if (Pm_Read(midi_in, &buffer, 1) == pmBufferOverflow)
continue;
if (midi_thru)
@@ -173,7 +173,7 @@ void exit_with_message(char *msg)
int main()
{
int id;
long n;
int32_t n;
const PmDeviceInfo *info;
char line[STRING_MAX];
int spin;
@@ -190,12 +190,12 @@ int main()
/* make the message queues */
/* messages can be of any size and any type, but all messages in
* a given queue must have the same size. We'll just use long's
* a given queue must have the same size. We'll just use int32_t's
* for our messages in this simple example
*/
midi_to_main = Pm_QueueCreate(32, sizeof(long));
midi_to_main = Pm_QueueCreate(32, sizeof(int32_t));
assert(midi_to_main != NULL);
main_to_midi = Pm_QueueCreate(32, sizeof(long));
main_to_midi = Pm_QueueCreate(32, sizeof(int32_t));
assert(main_to_midi != NULL);
/* a little test of enqueue and dequeue operations. Ordinarily,
@@ -263,7 +263,8 @@ int main()
"Must terminate with [ENTER]");
while (!done) {
long msg;
int32_t msg;
int input;
int len;
fgets(line, STRING_MAX, stdin);
/* remove the newline: */
@@ -284,7 +285,8 @@ int main()
do {
spin = Pm_Dequeue(midi_to_main, &msg);
} while (spin == 0); /* spin */ ;
printf("... pitch is %ld\n", msg);
// convert int32_t to long for safe printing
printf("... pitch is %ld\n", (long) msg);
} else if (strcmp(line, "t") == 0) {
/* reading midi_thru asynchronously could give incorrect results,
e.g. if you type "t" twice before the midi thread responds to
@@ -294,10 +296,11 @@ int main()
printf("Setting THRU %s\n", (midi_thru ? "off" : "on"));
msg = THRU_MSG;
Pm_Enqueue(main_to_midi, &msg);
} else if (sscanf(line, "%ld", &msg) == 1) {
if (msg >= -127 && msg <= 127) {
/* send transposition value */
printf("Transposing by %ld\n", msg);
} else if (sscanf(line, "%d", &input) == 1) {
if (input >= -127 && input <= 127) {
/* send transposition value, make sur */
printf("Transposing by %d\n", input);
msg = (int32_t) input;
Pm_Enqueue(main_to_midi, &msg);
} else {
printf("Transposition must be within -127...127\n");