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Improve negotiation

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Try to link ports based on compatible formats
Add methods to filter formats.
This commit is contained in:
Wim Taymans 2017-02-10 10:17:07 +01:00
parent 1370fafd5b
commit df86fcec10
12 changed files with 229 additions and 95 deletions
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2
spa/include/spa/audio/format.h
View file

@ -55,6 +55,8 @@ SpaResult spa_format_audio_init (SpaMediaType type,
SpaFormatAudio *format);
SpaResult spa_format_audio_parse (const SpaFormat *format,
SpaFormatAudio *aformat);
SpaResult spa_format_audio_filter (SpaFormatAudio *format,
const SpaFormat *filter);
#ifdef __cplusplus
} /* extern "C" */

4
spa/include/spa/node.h
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@ -328,7 +328,9 @@ struct _SpaNode {
* @index: an index variable, 0 to get the first item
*
* Enumerate all possible formats on @port_id of @node that are compatible
* with @filter..
* with @filter. When @port_id is #SPA_ID_INVALID, the enumeration will
* list all the formats possible on a port that would be added with
* add_port().
*
* Use @index to retrieve the formats one by one until the function
* returns #SPA_RESULT_ENUM_END.

3
spa/include/spa/video/format.h
View file

@ -62,6 +62,9 @@ SpaResult spa_format_video_init (SpaMediaType type,
SpaResult spa_format_video_parse (const SpaFormat *format,
SpaFormatVideo *dest);
SpaResult spa_format_video_filter (SpaFormatVideo *format,
const SpaFormat *filter);
struct _SpaFormatVideo {
SpaFormat format;
union {