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format: make media types and properties dynamic

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Use URI properties to dynamically register the media types/subtypes and
property names. Add some helpers to set up the mappings.
This commit is contained in:
Wim Taymans 2017-03-21 11:28:23 +01:00
parent ee470fc6c6
commit 3f5a3e215b
25 changed files with 769 additions and 685 deletions
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92
spa/include/spa/video/format.h
View file

@ -30,34 +30,80 @@ extern "C" {
typedef struct _SpaVideoInfo SpaVideoInfo;
typedef enum {
SPA_PROP_ID_VIDEO_INFO = SPA_PROP_ID_MEDIA_CUSTOM_START,
SPA_PROP_ID_VIDEO_FORMAT,
SPA_PROP_ID_VIDEO_SIZE,
SPA_PROP_ID_VIDEO_FRAMERATE,
SPA_PROP_ID_VIDEO_MAX_FRAMERATE,
SPA_PROP_ID_VIDEO_VIEWS,
SPA_PROP_ID_VIDEO_INTERLACE_MODE,
SPA_PROP_ID_VIDEO_PIXEL_ASPECT_RATIO,
SPA_PROP_ID_VIDEO_MULTIVIEW_MODE,
SPA_PROP_ID_VIDEO_MULTIVIEW_FLAGS,
SPA_PROP_ID_VIDEO_CHROMA_SITE,
SPA_PROP_ID_VIDEO_COLOR_RANGE,
SPA_PROP_ID_VIDEO_COLOR_MATRIX,
SPA_PROP_ID_VIDEO_TRANSFER_FUNCTION,
SPA_PROP_ID_VIDEO_COLOR_PRIMARIES,
SPA_PROP_ID_VIDEO_PROFILE,
SPA_PROP_ID_VIDEO_LEVEL,
SPA_PROP_ID_VIDEO_STREAM_FORMAT,
SPA_PROP_ID_VIDEO_ALIGNMENT,
} SpaPropIdVideo;
#define SPA_PROP_VIDEO_URI "http://spaplug.in/ns/prop-video"
#define SPA_PROP_VIDEO_PREFIX SPA_PROP_VIDEO_URI "#"
#define SPA_PROP_VIDEO__format SPA_PROP_VIDEO_PREFIX "format"
#define SPA_PROP_VIDEO__size SPA_PROP_VIDEO_PREFIX "size"
#define SPA_PROP_VIDEO__framerate SPA_PROP_VIDEO_PREFIX "framerate"
#define SPA_PROP_VIDEO__maxFramerate SPA_PROP_VIDEO_PREFIX "max-framerate"
#define SPA_PROP_VIDEO__views SPA_PROP_VIDEO_PREFIX "views"
#define SPA_PROP_VIDEO__interlaceMode SPA_PROP_VIDEO_PREFIX "interlace-mode"
#define SPA_PROP_VIDEO__pixelAspectRatio SPA_PROP_VIDEO_PREFIX "pixel-aspect-ratio"
#define SPA_PROP_VIDEO__multiviewMode SPA_PROP_VIDEO_PREFIX "multiview-mode"
#define SPA_PROP_VIDEO__multiviewFlags SPA_PROP_VIDEO_PREFIX "multiview-flags"
#define SPA_PROP_VIDEO__chromaSite SPA_PROP_VIDEO_PREFIX "chroma-site"
#define SPA_PROP_VIDEO__colorRange SPA_PROP_VIDEO_PREFIX "color-range"
#define SPA_PROP_VIDEO__colorMatrix SPA_PROP_VIDEO_PREFIX "color-matrix"
#define SPA_PROP_VIDEO__transferFunction SPA_PROP_VIDEO_PREFIX "transfer-function"
#define SPA_PROP_VIDEO__colorPrimaries SPA_PROP_VIDEO_PREFIX "color-primaries"
#define SPA_PROP_VIDEO__profile SPA_PROP_VIDEO_PREFIX "profile"
#define SPA_PROP_VIDEO__level SPA_PROP_VIDEO_PREFIX "level"
#define SPA_PROP_VIDEO__streamFormat SPA_PROP_VIDEO_PREFIX "stream-format"
#define SPA_PROP_VIDEO__alignment SPA_PROP_VIDEO_PREFIX "alignment"
typedef struct {
uint32_t format;
uint32_t size;
uint32_t framerate;
uint32_t max_framerate;
uint32_t views;
uint32_t interlace_mode;
uint32_t pixel_aspect_ratio;
uint32_t multiview_mode;
uint32_t multiview_flags;
uint32_t chroma_site;
uint32_t color_range;
uint32_t color_matrix;
uint32_t transfer_function;
uint32_t color_primaries;
uint32_t profile;
uint32_t level;
uint32_t stream_format;
uint32_t alignment;
} SpaPropVideo;
static inline void
spa_prop_video_map (SpaIDMap *map, SpaPropVideo *types)
{
if (types->format == 0) {
types->format = spa_id_map_get_id (map, SPA_PROP_VIDEO__format);
types->size = spa_id_map_get_id (map, SPA_PROP_VIDEO__size);
types->framerate = spa_id_map_get_id (map, SPA_PROP_VIDEO__framerate);
types->max_framerate = spa_id_map_get_id (map, SPA_PROP_VIDEO__maxFramerate);
types->views = spa_id_map_get_id (map, SPA_PROP_VIDEO__views);
types->interlace_mode = spa_id_map_get_id (map, SPA_PROP_VIDEO__interlaceMode);
types->pixel_aspect_ratio = spa_id_map_get_id (map, SPA_PROP_VIDEO__pixelAspectRatio);
types->multiview_mode = spa_id_map_get_id (map, SPA_PROP_VIDEO__multiviewMode);
types->multiview_flags = spa_id_map_get_id (map, SPA_PROP_VIDEO__multiviewFlags);
types->chroma_site = spa_id_map_get_id (map, SPA_PROP_VIDEO__chromaSite);
types->color_range = spa_id_map_get_id (map, SPA_PROP_VIDEO__colorRange);
types->color_matrix = spa_id_map_get_id (map, SPA_PROP_VIDEO__colorMatrix);
types->transfer_function = spa_id_map_get_id (map, SPA_PROP_VIDEO__transferFunction);
types->color_primaries = spa_id_map_get_id (map, SPA_PROP_VIDEO__colorPrimaries);
types->profile = spa_id_map_get_id (map, SPA_PROP_VIDEO__profile);
types->level = spa_id_map_get_id (map, SPA_PROP_VIDEO__level);
types->stream_format = spa_id_map_get_id (map, SPA_PROP_VIDEO__streamFormat);
types->alignment = spa_id_map_get_id (map, SPA_PROP_VIDEO__alignment);
}
}
SpaResult spa_format_video_parse (const SpaFormat *format,
SpaVideoInfo *info);
struct _SpaVideoInfo {
SpaMediaType media_type;
SpaMediaSubType media_subtype;
uint32_t media_type;
uint32_t media_subtype;
union {
SpaVideoInfoRaw raw;
SpaVideoInfoH264 h264;