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Add control properties to audiotestsrc

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Add control properties to audiotestsrc for frequency and volume
and add a test program.
Add size parameter to set_io for additional checks and to make it
easy to know how much control data we can write.
This commit is contained in:
Wim Taymans 2017-11-22 14:30:04 +01:00
parent 8efea3e1ea
commit a092b9312a
28 changed files with 774 additions and 64 deletions
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14
spa/include/spa/node/io.h
View file

@ -34,9 +34,13 @@ extern "C" {
#define SPA_TYPE_IO__Control SPA_TYPE_IO_BASE "Control"
#define SPA_TYPE_IO_CONTROL_BASE SPA_TYPE_IO__Control ":"
/** Base for controlable properties */
#define SPA_TYPE_IO__Prop SPA_TYPE_IO_BASE "Prop"
#define SPA_TYPE_IO_PROP_BASE SPA_TYPE_IO__Prop ":"
/** Base for controlable input properties */
#define SPA_TYPE_IO__InputProp SPA_TYPE_IO_BASE "InputProp"
#define SPA_TYPE_IO_INPUT_PROP_BASE SPA_TYPE_IO__InputProp ":"
/** Base for controlable output properties */
#define SPA_TYPE_IO__OutputProp SPA_TYPE_IO_BASE "OutputProp"
#define SPA_TYPE_IO_OUTPUT_PROP_BASE SPA_TYPE_IO__OutputProp ":"
/** An io area to exchange buffers with a port */
#define SPA_TYPE_IO__Buffers SPA_TYPE_IO_BASE "Buffers"
@ -72,6 +76,8 @@ struct spa_io_control_range {
struct spa_type_io {
uint32_t Buffers;
uint32_t ControlRange;
uint32_t InputProp;
uint32_t OutputProp;
};
static inline void spa_type_io_map(struct spa_type_map *map, struct spa_type_io *type)
@ -79,6 +85,8 @@ static inline void spa_type_io_map(struct spa_type_map *map, struct spa_type_io
if (type->Buffers == 0) {
type->Buffers = spa_type_map_get_id(map, SPA_TYPE_IO__Buffers);
type->ControlRange = spa_type_map_get_id(map, SPA_TYPE_IO_CONTROL__Range);
type->InputProp = spa_type_map_get_id(map, SPA_TYPE_IO__InputProp);
type->OutputProp = spa_type_map_get_id(map, SPA_TYPE_IO__OutputProp);
}
}