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a2dp: allow codec to hold Props params

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Initial Props value are parsed from device settings, further changes are triggered by 'set_param' on a2dp node.
Codec can then use props to tweak its transcoder.
This commit is contained in:
Huang-Huang Bao 2021-03-20 14:53:18 +08:00 • committed by Wim Taymans
parent 6512c2b5f6
commit 1d390addb1
7 changed files with 123 additions and 23 deletions
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10
spa/plugins/bluez5/a2dp-codecs.h
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@ -356,11 +356,17 @@ struct a2dp_codec {
int (*caps_preference_cmp) (const struct a2dp_codec *codec, const void *caps1, size_t caps1_size,
const void *caps2, size_t caps2_size);
void *(*init_props) (const struct a2dp_codec *codec, const struct spa_dict *settings);
void (*clear_props) (void *);
int (*enum_props) (void *props, const struct spa_dict *settings, uint32_t id, uint32_t idx,
struct spa_pod_builder *builder, struct spa_pod **param);
int (*set_props) (void *props, const struct spa_pod *param);
void *(*init) (const struct a2dp_codec *codec, uint32_t flags, void *config, size_t config_size,
const struct spa_audio_info *info, const struct spa_dict *settings, size_t mtu);
const struct spa_audio_info *info, void *props, size_t mtu);
void (*deinit) (void *data);
int (*update_settings) (void *data, const struct spa_dict *settings);
int (*update_props) (void *data, void *props);
int (*get_block_size) (void *data);
int (*get_num_blocks) (void *data);