ben.carrasco/freeswitch
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add record overwrite

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This commit is contained in:
Anthony Minessale committed 2010-10-26 19:34:47 -05:00
1 parent e10bc0a965
commit 17ac6ba9c6
5 files changed
+52 -14
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src/switch_core_file.c
+28 -11
View File
@@ -407,39 +407,56 @@ SWITCH_DECLARE(switch_status_t) switch_core_file_write(switch_file_handle_t *fh,
SWITCH_DECLARE(switch_status_t) switch_core_file_seek(switch_file_handle_t *fh, unsigned int *cur_pos, int64_t samples, int whence)
{
size_t bytes = 0;
switch_status_t status;
int ok = 1;
switch_assert(fh != NULL);
switch_assert(fh->file_interface != NULL);
if (!switch_test_flag(fh, SWITCH_FILE_OPEN) || !switch_test_flag(fh, SWITCH_FILE_FLAG_READ)) {
if (!switch_test_flag(fh, SWITCH_FILE_OPEN) || !fh->file_interface->file_seek) {
ok = 0;
} else if (switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE)) {
if (!(switch_test_flag(fh, SWITCH_FILE_WRITE_APPEND) || switch_test_flag(fh, SWITCH_FILE_WRITE_OVER))) {
ok = 0;
}
} else if (!switch_test_flag(fh, SWITCH_FILE_FLAG_READ)) {
ok = 0;
}
if (!ok) {
return SWITCH_STATUS_FALSE;
}
if (!fh->file_interface->file_seek) {
return SWITCH_STATUS_FALSE;
}
if (fh->buffer) {
bytes += switch_buffer_inuse(fh->buffer);
switch_buffer_zero(fh->buffer);
}
if (fh->pre_buffer) {
bytes += switch_buffer_inuse(fh->pre_buffer);
switch_buffer_zero(fh->pre_buffer);
}
if (whence == SWITCH_SEEK_CUR) {
samples -= bytes / sizeof(int16_t);
unsigned int cur = 0;
if (switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE)) {
fh->file_interface->file_seek(fh, &cur, fh->samples_out, SEEK_SET);
} else {
fh->file_interface->file_seek(fh, &cur, fh->offset_pos, SEEK_SET);
}
}
switch_set_flag(fh, SWITCH_FILE_SEEK);
status = fh->file_interface->file_seek(fh, cur_pos, samples, whence);
if (samples) {
fh->offset_pos = *cur_pos;
if (switch_test_flag(fh, SWITCH_FILE_FLAG_WRITE)) {
fh->samples_out = *cur_pos;
}
}
return status;
}