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v4l2: add support for buffer import

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Add support for buffer import
Rename some methods
This commit is contained in:
Wim Taymans 2016-07-08 20:12:56 +02:00
parent 5fa334a89b
commit c5a31acf8c
13 changed files with 585 additions and 240 deletions
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1
spa/include/spa/buffer.h
View file

@ -118,6 +118,7 @@ typedef struct {
* @datas: array of @n_datas data pointers
*/
struct _SpaBuffer {
uint32_t id;
volatile int refcount;
SpaNotify notify;
size_t size;

40
spa/include/spa/node.h
View file

@ -237,7 +237,7 @@ struct _SpaNode {
uint32_t port_id);
/**
* SpaNode::enum_port_formats:
* SpaNode::port_enum_formats:
* @handle: a #SpaHandle
* @port_id: the port to query
* @index: the format index to retrieve
@ -249,7 +249,7 @@ struct _SpaNode {
* returns #SPA_RESULT_ENUM_END.
*
* The result format can be queried and modified and ultimately be used
* to call SpaNode::set_port_format.
* to call SpaNode::port_set_format.
*
* Returns: #SPA_RESULT_OK on success
* #SPA_RESULT_INVALID_ARGUMENTS when node or format is %NULL
@ -257,12 +257,12 @@ struct _SpaNode {
* #SPA_RESULT_ENUM_END when no format exists for @index
*
*/
SpaResult (*enum_port_formats) (SpaHandle *handle,
SpaResult (*port_enum_formats) (SpaHandle *handle,
uint32_t port_id,
unsigned int index,
SpaFormat **format);
/**
* SpaNode::set_port_format:
* SpaNode::port_set_format:
* @handle: a #SpaHandle
* @port_id: the port to configure
* @test_only: only check if the format is accepted
@ -281,12 +281,12 @@ struct _SpaNode {
* #SPA_RESULT_WRONG_PROPERTY_TYPE when the type or size of a property
* is not correct.
*/
SpaResult (*set_port_format) (SpaHandle *handle,
SpaResult (*port_set_format) (SpaHandle *handle,
uint32_t port_id,
bool test_only,
const SpaFormat *format);
/**
* SpaNode::get_port_format:
* SpaNode::port_get_format:
* @handle: a #SpaHandle
* @port_id: the port to query
* @format: a pointer to a location to hold the #SpaFormat
@ -299,27 +299,35 @@ struct _SpaNode {
* #SPA_RESULT_INVALID_PORT when @port_id is not valid
* #SPA_RESULT_INVALID_NO_FORMAT when no format was set
*/
SpaResult (*get_port_format) (SpaHandle *handle,
SpaResult (*port_get_format) (SpaHandle *handle,
uint32_t port_id,
const SpaFormat **format);
SpaResult (*get_port_info) (SpaHandle *handle,
SpaResult (*port_get_info) (SpaHandle *handle,
uint32_t port_id,
const SpaPortInfo **info);
SpaResult (*get_port_props) (SpaHandle *handle,
SpaResult (*port_get_props) (SpaHandle *handle,
uint32_t port_id,
SpaProps **props);
SpaResult (*set_port_props) (SpaHandle *handle,
SpaResult (*port_set_props) (SpaHandle *handle,
uint32_t port_id,
const SpaProps *props);
SpaResult (*get_port_status) (SpaHandle *handle,
SpaResult (*port_use_buffers) (SpaHandle *handle,
uint32_t port_id,
SpaBuffer *buffers,
uint32_t n_buffers);
SpaResult (*port_alloc_buffers) (SpaHandle *handle,
uint32_t port_id,
SpaBuffer **buffers,
uint32_t *n_buffers);
SpaResult (*port_get_status) (SpaHandle *handle,
uint32_t port_id,
const SpaPortStatus **status);
/**
* SpaNode::push_port_input:
* SpaNode::port_push_input:
* @handle: a #SpaHandle
* @n_info: number of #SpaInputInfo in @info
* @info: array of #SpaInputInfo
@ -334,11 +342,11 @@ struct _SpaNode {
* @info.
* #SPA_RESULT_HAVE_ENOUGH_INPUT when output can be produced.
*/
SpaResult (*push_port_input) (SpaHandle *handle,
SpaResult (*port_push_input) (SpaHandle *handle,
unsigned int n_info,
SpaInputInfo *info);
/**
* SpaNode::pull_port_output:
* SpaNode::port_pull_output:
* @handle: a #SpaHandle
* @n_info: number of #SpaOutputInfo in @info
* @info: array of #SpaOutputInfo
@ -359,7 +367,7 @@ struct _SpaNode {
* #SPA_RESULT_NEED_MORE_INPUT when no output can be produced
* because more input is needed.
*/
SpaResult (*pull_port_output) (SpaHandle *handle,
SpaResult (*port_pull_output) (SpaHandle *handle,
unsigned int n_info,
SpaOutputInfo *info);
};

8
spa/include/spa/port.h
View file

@ -50,7 +50,10 @@ typedef enum {
/**
* SpaPortInfo
* @flags: extra port flags
* @size: minimum size of the buffers or 0 when not specified
* @minsize: minimum size of the buffers or 0 when not specified
* @stride: suggested stride or 0 when not specified
* @min_buffers: minimum number of buffers
* @max_buffers: maximum number of buffers
* @align: required alignment of the data
* @maxbuffering: the maximum amount of bytes that the element will keep
* around internally
@ -61,6 +64,9 @@ typedef enum {
typedef struct {
SpaPortInfoFlags flags;
size_t minsize;
size_t stride;
uint32_t min_buffers;
uint32_t max_buffers;
uint32_t align;
unsigned int maxbuffering;
uint64_t latency;