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authorJeff Epler <jepler@gmail.com>2019-12-04 09:31:52 -0600
committerJeff Epler <jepler@gmail.com>2019-12-04 09:31:52 -0600
commitfeb8eb935bd69ce855533bf9a4316e3025602c1a (patch)
treee116a3f90994fd23c15d4c109839d7e09a431adf /shared-bindings/audiomixer
parent238e12123690debaf2cf8488fb2a4d4003a06506 (diff)
audiosample: convert to use a protocol
This eases addition of new sample sources, since the manual virtual function dispatch functions are just calls via a protocol
Diffstat (limited to 'shared-bindings/audiomixer')
-rw-r--r--shared-bindings/audiomixer/Mixer.c11
-rw-r--r--shared-bindings/audiomixer/Mixer.h2
2 files changed, 13 insertions, 0 deletions
diff --git a/shared-bindings/audiomixer/Mixer.c b/shared-bindings/audiomixer/Mixer.c
index ed7b95d9e..03ffb9373 100644
--- a/shared-bindings/audiomixer/Mixer.c
+++ b/shared-bindings/audiomixer/Mixer.c
@@ -291,9 +291,20 @@ STATIC const mp_rom_map_elem_t audiomixer_mixer_locals_dict_table[] = {
};
STATIC MP_DEFINE_CONST_DICT(audiomixer_mixer_locals_dict, audiomixer_mixer_locals_dict_table);
+STATIC const audiosample_p_t audiomixer_mixer_proto = {
+ MP_PROTO_IMPLEMENT(MP_QSTR_protocol_audiosample)
+ .sample_rate = (audiosample_sample_rate_fun)common_hal_audiomixer_mixer_get_sample_rate,
+ .bits_per_sample = (audiosample_bits_per_sample_fun)common_hal_audiomixer_mixer_get_bits_per_sample,
+ .channel_count = (audiosample_channel_count_fun)common_hal_audiomixer_mixer_get_channel_count,
+ .reset_buffer = (audiosample_reset_buffer_fun)audiomixer_mixer_reset_buffer,
+ .get_buffer = (audiosample_get_buffer_fun)audiomixer_mixer_get_buffer,
+ .get_buffer_structure = (audiosample_get_buffer_structure_fun)audiomixer_mixer_get_buffer_structure,
+};
+
const mp_obj_type_t audiomixer_mixer_type = {
{ &mp_type_type },
.name = MP_QSTR_Mixer,
.make_new = audiomixer_mixer_make_new,
.locals_dict = (mp_obj_dict_t*)&audiomixer_mixer_locals_dict,
+ .protocol = &audiomixer_mixer_proto,
};
diff --git a/shared-bindings/audiomixer/Mixer.h b/shared-bindings/audiomixer/Mixer.h
index 9eabbf61d..a99e1bf62 100644
--- a/shared-bindings/audiomixer/Mixer.h
+++ b/shared-bindings/audiomixer/Mixer.h
@@ -47,5 +47,7 @@ bool common_hal_audiomixer_mixer_deinited(audiomixer_mixer_obj_t* self);
bool common_hal_audiomixer_mixer_get_playing(audiomixer_mixer_obj_t* self);
uint32_t common_hal_audiomixer_mixer_get_sample_rate(audiomixer_mixer_obj_t* self);
+uint8_t common_hal_audiomixer_mixer_get_channel_count(audiomixer_mixer_obj_t* self);
+uint8_t common_hal_audiomixer_mixer_get_bits_per_sample(audiomixer_mixer_obj_t* self);
#endif // MICROPY_INCLUDED_SHARED_BINDINGS_AUDIOMIXER_MIXER_H