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Support for opening a file by name in MP3Decoder

This commit is contained in:
snkYmkrct 2022-09-23 19:20:44 +02:00
parent e045415f59
commit a7406ec098
2 changed files with 25 additions and 0 deletions
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4
locale/circuitpython.pot
View File

@ -2942,6 +2942,10 @@ msgstr ""
msgid "file must be a file opened in byte mode"
msgstr ""
#: shared-bindings/audiomp3/MP3Decoder.c
msgid "file path must be provided as input"
msgstr ""
#: shared-bindings/traceback/__init__.c
msgid "file write is not available"
msgstr ""

21
shared-bindings/audiomp3/MP3Decoder.c
View File

@ -172,6 +172,26 @@ STATIC mp_obj_t audiomp3_mp3file_obj_set_file(mp_obj_t self_in, mp_obj_t file) {
}
MP_DEFINE_CONST_FUN_OBJ_2(audiomp3_mp3file_set_file_obj, audiomp3_mp3file_obj_set_file);
//| def open_file(self, str) -> None:
//| """Takes in the name of a mp3 file, opens it, and replaces the old playback file."""
//| ...
//|
STATIC mp_obj_t audiomp3_mp3file_obj_open_file(mp_obj_t self_in, mp_obj_t path) {
audiomp3_mp3file_obj_t *self = MP_OBJ_TO_PTR(self_in);
mp_obj_t file;
check_for_deinit(self);
if (!mp_obj_is_str(path)) {
mp_raise_TypeError(translate("file path must be provided as input"));
}
file = mp_call_function_2(MP_OBJ_FROM_PTR(&mp_builtin_open_obj), path, MP_ROM_QSTR(MP_QSTR_rb));
if (!mp_obj_is_type(file, &mp_type_fileio)) {
mp_raise_TypeError(translate("file must be a file opened in byte mode"));
}
common_hal_audiomp3_mp3file_set_file(self, file);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(audiomp3_mp3file_open_file_obj, audiomp3_mp3file_obj_open_file);
MP_PROPERTY_GETSET(audiomp3_mp3file_file_obj,
(mp_obj_t)&audiomp3_mp3file_get_file_obj,
(mp_obj_t)&audiomp3_mp3file_set_file_obj);
@ -256,6 +276,7 @@ MP_PROPERTY_GETTER(audiomp3_mp3file_samples_decoded_obj,
STATIC const mp_rom_map_elem_t audiomp3_mp3file_locals_dict_table[] = {
// Methods
{ MP_ROM_QSTR(MP_QSTR_open_file), MP_ROM_PTR(&audiomp3_mp3file_open_file_obj) },
{ MP_ROM_QSTR(MP_QSTR_deinit), MP_ROM_PTR(&audiomp3_mp3file_deinit_obj) },
{ MP_ROM_QSTR(MP_QSTR___enter__), MP_ROM_PTR(&default___enter___obj) },
{ MP_ROM_QSTR(MP_QSTR___exit__), MP_ROM_PTR(&audiomp3_mp3file___exit___obj) },