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Code to set the sound output

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Kovid Goyal 2020-10-22 14:25:51 +05:30
parent d6887a1bfd
commit 9c703b781d
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GPG Key ID: 06BC317B515ACE7C
2 changed files with 49 additions and 2 deletions
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35
src/calibre/utils/windows/winsapi.cpp
View File

@ -84,6 +84,37 @@ Voice_get_all_sound_outputs(Voice *self, PyObject *args) {
return PyList_AsTuple(ans.ptr());
}
static PyObject*
Voice_get_current_sound_output(Voice *self, PyObject *args) {
HRESULT hr = S_OK;
CComPtr<ISpObjectToken> token = NULL;
if (FAILED(hr = self->voice->GetOutputObjectToken(&token))) return error_from_hresult(hr, "Failed to get current output object token");
if (hr == S_FALSE) Py_RETURN_NONE;
com_wchar_raii id;
if (FAILED(hr = token->GetId(id.address()))) return error_from_hresult(hr, "Failed to get ID for current audio output token");
return PyUnicode_FromWideChar(id.ptr(), -1);
}
static PyObject*
Voice_set_current_sound_output(Voice *self, PyObject *args) {
wchar_raii id;
int allow_format_changes = 1;
if (!PyArg_ParseTuple(args, "|O&p", py_to_wchar, &id, &allow_format_changes)) return NULL;
HRESULT hr = S_OK;
if (id) {
CComPtr<ISpObjectToken> token = NULL;
if (FAILED(hr = SpGetTokenFromId(id.ptr(), &token))) {
return error_from_hresult(hr, "Failed to find sound output with id", PyTuple_GET_ITEM(args, 0));
}
if (FAILED(hr = self->voice->SetOutput(token, allow_format_changes))) return error_from_hresult(hr, "Failed to set sound output to", PyTuple_GET_ITEM(args, 0));
} else {
if (FAILED(hr = self->voice->SetOutput(NULL, allow_format_changes))) return error_from_hresult(hr, "Failed to set sound output to default");
}
Py_RETURN_NONE;
}
static PyObject*
Voice_get_current_voice(Voice *self, PyObject *args) {
HRESULT hr = S_OK;
@ -106,7 +137,7 @@ Voice_set_current_voice(Voice *self, PyObject *args) {
if (FAILED(hr = SpGetTokenFromId(id.ptr(), &token))) {
return error_from_hresult(hr, "Failed to find voice with id", PyTuple_GET_ITEM(args, 0));
}
if (FAILED(hr = self->voice->SetVoice(token))) return error_from_hresult(hr, "Failed to set voice to default");
if (FAILED(hr = self->voice->SetVoice(token))) return error_from_hresult(hr, "Failed to set voice to", PyTuple_GET_ITEM(args, 0));
} else {
if (FAILED(hr = self->voice->SetVoice(NULL))) return error_from_hresult(hr, "Failed to set voice to default");
}
@ -168,7 +199,9 @@ Voice_get_all_voices(Voice *self, PyObject *args) {
static PyMethodDef Voice_methods[] = {
M(get_all_voices, METH_NOARGS),
M(get_current_voice, METH_NOARGS),
M(get_current_sound_output, METH_NOARGS),
M(set_current_voice, METH_VARARGS),
M(set_current_sound_output, METH_VARARGS),
M(get_all_sound_outputs, METH_NOARGS),
{NULL, NULL, 0, NULL}
};

16
src/calibre/utils/windows/winsapi.py
View File

@ -32,13 +32,27 @@ def find_tests():
self.assertTrue(all_voices)
self.assertIn(default_voice, {x['id'] for x in all_voices})
for voice in all_voices:
for key in ('name', 'gender', 'age', 'language'):
for key in ('name', 'gender', 'age', 'language', 'description'):
self.assertIn(key, voice)
self.sapi.set_current_voice(voice['id'])
self.assertEqual(self.sapi.get_current_voice(), voice['id'])
self.sapi.set_current_voice()
self.assertEqual(self.sapi.get_current_voice(), default_voice)
def test_enumeration_of_sound_outputs(self):
default_output = self.sapi.get_current_sound_output()
self.assertTrue(default_output)
all_outputs = self.sapi.get_all_sound_outputs()
self.assertTrue(all_outputs)
self.assertIn(default_output, {x['id'] for x in all_outputs})
for output in all_outputs:
for key in ('id', 'description',):
self.assertIn(key, output)
self.sapi.set_current_voice(output['id'])
self.assertEqual(self.sapi.get_current_sound_output(), output['id'])
self.sapi.set_current_sound_output()
self.assertEqual(self.sapi.get_current_sound_output(), default_output)
return unittest.defaultTestLoader.loadTestsFromTestCase(TestSAPI)