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Add spa based v4l2 pinos module
Add allocation params to port_alloc_buffers
Let the app do allocation for handles.
This commit is contained in:
Wim Taymans 2016-07-13 18:29:55 +02:00
parent 4c7cee6b28
commit 6ab8af91e0
41 changed files with 4733 additions and 351 deletions
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46
spa/plugins/v4l2/v4l2-source.c
View file

@ -77,6 +77,8 @@ typedef struct {
SpaPollFd fds[1];
SpaPollItem poll;
SpaPortInfo info;
SpaAllocParam *params[1];
SpaAllocParamBuffers param_buffers;
SpaPortStatus status;
} SpaV4l2State;
@ -467,6 +469,8 @@ spa_v4l2_source_node_port_use_buffers (SpaHandle *handle,
static SpaResult
spa_v4l2_source_node_port_alloc_buffers (SpaHandle *handle,
uint32_t port_id,
SpaAllocParam **params,
uint32_t n_params,
SpaBuffer **buffers,
uint32_t *n_buffers)
{
@ -573,13 +577,15 @@ spa_v4l2_source_get_interface (SpaHandle *handle,
return SPA_RESULT_OK;
}
SpaHandle *
spa_v4l2_source_new (void)
static SpaResult
v4l2_source_init (const SpaHandleFactory *factory,
SpaHandle *handle)
{
SpaHandle *handle;
SpaV4l2Source *this;
handle = calloc (1, sizeof (SpaV4l2Source));
if (factory == NULL || handle == NULL)
return SPA_RESULT_INVALID_ARGUMENTS;
handle->get_interface = spa_v4l2_source_get_interface;
this = (SpaV4l2Source *) handle;
@ -591,5 +597,35 @@ spa_v4l2_source_new (void)
this->state[0].info.flags = SPA_PORT_INFO_FLAG_NONE;
this->state[0].status.flags = SPA_PORT_STATUS_FLAG_NONE;
return handle;
return SPA_RESULT_OK;
}
static const SpaInterfaceInfo v4l2_source_interfaces[] =
{
{ SPA_INTERFACE_ID_NODE,
SPA_INTERFACE_ID_NODE_NAME,
SPA_INTERFACE_ID_NODE_DESCRIPTION,
},
};
static SpaResult
v4l2_source_enum_interface_info (const SpaHandleFactory *factory,
unsigned int index,
const SpaInterfaceInfo **info)
{
if (index >= 1)
return SPA_RESULT_ENUM_END;
*info = &v4l2_source_interfaces[index];
return SPA_RESULT_OK;
}
const SpaHandleFactory spa_v4l2_source_factory =
{ "v4l2-source",
NULL,
sizeof (SpaV4l2Source),
v4l2_source_init,
v4l2_source_enum_interface_info,
};