props: move prop builder to pod-builder.h

This commit is contained in:
Wim Taymans 2017-02-26 19:52:21 +01:00
parent e79a294816
commit e2d930e394
5 changed files with 110 additions and 106 deletions

View file

@ -277,7 +277,7 @@ static gboolean
handle_audio_fields (ConvertData *d)
{
SpaPODFrame f;
const GValue *value, value2;
const GValue *value;
int i = 0;
value = gst_structure_get_value (d->cs, "format");

View file

@ -44,108 +44,6 @@ spa_pod_builder_push_format (SpaPODBuilder *builder,
return offset;
}
static inline void
spa_pod_builder_format_propv (SpaPODBuilder *builder,
uint32_t propid,
va_list args)
{
while (propid != 0) {
int type, n_alternatives = -1;
SpaPODProp *prop = NULL;
SpaPODFrame f;
off_t off;
if ((off = spa_pod_builder_push_prop (builder, &f, propid, SPA_POD_PROP_FLAG_READWRITE)) != -1)
prop = SPA_MEMBER (builder->data, off, SpaPODProp);
type = va_arg (args, uint32_t);
while (n_alternatives != 0) {
switch (type) {
case SPA_POD_TYPE_INVALID:
break;
case SPA_POD_TYPE_BOOL:
spa_pod_builder_bool (builder, va_arg (args, int));
break;
case SPA_POD_TYPE_INT:
spa_pod_builder_int (builder, va_arg (args, int32_t));
break;
case SPA_POD_TYPE_LONG:
spa_pod_builder_long (builder, va_arg (args, int64_t));
break;
case SPA_POD_TYPE_FLOAT:
spa_pod_builder_float (builder, va_arg (args, double));
break;
case SPA_POD_TYPE_DOUBLE:
spa_pod_builder_double (builder, va_arg (args, double));
break;
case SPA_POD_TYPE_STRING:
{
const char *str = va_arg (args, char *);
uint32_t len = va_arg (args, uint32_t);
spa_pod_builder_string (builder, str, len);
break;
}
case SPA_POD_TYPE_RECTANGLE:
{
uint32_t width = va_arg (args, uint32_t), height = va_arg (args, uint32_t);
spa_pod_builder_rectangle (builder, width, height);
break;
}
case SPA_POD_TYPE_FRACTION:
{
uint32_t num = va_arg (args, uint32_t), denom = va_arg (args, uint32_t);
spa_pod_builder_fraction (builder, num, denom);
break;
}
case SPA_POD_TYPE_BITMASK:
break;
case SPA_POD_TYPE_ARRAY:
case SPA_POD_TYPE_STRUCT:
case SPA_POD_TYPE_OBJECT:
case SPA_POD_TYPE_PROP:
break;
}
if (n_alternatives == -1) {
uint32_t flags = va_arg (args, uint32_t);
if (prop)
prop->body.flags = flags;
switch (flags & SPA_POD_PROP_RANGE_MASK) {
case SPA_POD_PROP_RANGE_NONE:
n_alternatives = 0;
break;
case SPA_POD_PROP_RANGE_MIN_MAX:
n_alternatives = 2;
break;
case SPA_POD_PROP_RANGE_STEP:
n_alternatives = 3;
break;
case SPA_POD_PROP_RANGE_ENUM:
case SPA_POD_PROP_RANGE_MASK:
n_alternatives = va_arg (args, int);
break;
}
} else
n_alternatives--;
}
spa_pod_builder_pop (builder, &f);
propid = va_arg (args, uint32_t);
}
}
static inline void
spa_pod_builder_format_prop (SpaPODBuilder *builder,
uint32_t propid, ...)
{
va_list args;
va_start (args, propid);
spa_pod_builder_format_propv (builder, propid, args);
va_end (args);
}
static inline off_t
spa_pod_builder_format (SpaPODBuilder *builder,
uint32_t media_type,
@ -159,7 +57,7 @@ spa_pod_builder_format (SpaPODBuilder *builder,
off = spa_pod_builder_push_format (builder, &f, media_type, media_subtype);
va_start (args, propid);
spa_pod_builder_format_propv (builder, propid, args);
spa_pod_builder_propv (builder, propid, args);
va_end (args);
spa_pod_builder_pop (builder, &f);

View file

@ -24,6 +24,9 @@
extern "C" {
#endif
#define SPA_FORMAT_URI "http://spaplug.in/ns/format"
#define SPA_FORMAT_PREFIX SPA_FORMAT_URI "#"
typedef struct _SpaFormat SpaFormat;
#include <stdarg.h>

View file

@ -24,6 +24,7 @@
extern "C" {
#endif
#include <stdarg.h>
#include <spa/pod.h>
typedef struct _SpaPODFrame {
@ -270,6 +271,108 @@ spa_pod_builder_push_prop (SpaPODBuilder *builder,
spa_pod_builder_raw (builder, &p, sizeof(p) - sizeof(SpaPOD), false));
}
static inline void
spa_pod_builder_propv (SpaPODBuilder *builder,
uint32_t propid,
va_list args)
{
while (propid != 0) {
int type, n_alternatives = -1;
SpaPODProp *prop = NULL;
SpaPODFrame f;
off_t off;
if ((off = spa_pod_builder_push_prop (builder, &f, propid, SPA_POD_PROP_FLAG_READWRITE)) != -1)
prop = SPA_MEMBER (builder->data, off, SpaPODProp);
type = va_arg (args, uint32_t);
while (n_alternatives != 0) {
switch (type) {
case SPA_POD_TYPE_INVALID:
break;
case SPA_POD_TYPE_BOOL:
spa_pod_builder_bool (builder, va_arg (args, int));
break;
case SPA_POD_TYPE_INT:
spa_pod_builder_int (builder, va_arg (args, int32_t));
break;
case SPA_POD_TYPE_LONG:
spa_pod_builder_long (builder, va_arg (args, int64_t));
break;
case SPA_POD_TYPE_FLOAT:
spa_pod_builder_float (builder, va_arg (args, double));
break;
case SPA_POD_TYPE_DOUBLE:
spa_pod_builder_double (builder, va_arg (args, double));
break;
case SPA_POD_TYPE_STRING:
{
const char *str = va_arg (args, char *);
uint32_t len = va_arg (args, uint32_t);
spa_pod_builder_string (builder, str, len);
break;
}
case SPA_POD_TYPE_RECTANGLE:
{
uint32_t width = va_arg (args, uint32_t), height = va_arg (args, uint32_t);
spa_pod_builder_rectangle (builder, width, height);
break;
}
case SPA_POD_TYPE_FRACTION:
{
uint32_t num = va_arg (args, uint32_t), denom = va_arg (args, uint32_t);
spa_pod_builder_fraction (builder, num, denom);
break;
}
case SPA_POD_TYPE_BITMASK:
break;
case SPA_POD_TYPE_ARRAY:
case SPA_POD_TYPE_STRUCT:
case SPA_POD_TYPE_OBJECT:
case SPA_POD_TYPE_PROP:
break;
}
if (n_alternatives == -1) {
uint32_t flags = va_arg (args, uint32_t);
if (prop)
prop->body.flags = flags;
switch (flags & SPA_POD_PROP_RANGE_MASK) {
case SPA_POD_PROP_RANGE_NONE:
n_alternatives = 0;
break;
case SPA_POD_PROP_RANGE_MIN_MAX:
n_alternatives = 2;
break;
case SPA_POD_PROP_RANGE_STEP:
n_alternatives = 3;
break;
case SPA_POD_PROP_RANGE_ENUM:
case SPA_POD_PROP_RANGE_MASK:
n_alternatives = va_arg (args, int);
break;
}
} else
n_alternatives--;
}
spa_pod_builder_pop (builder, &f);
propid = va_arg (args, uint32_t);
}
}
static inline void
spa_pod_builder_prop (SpaPODBuilder *builder,
uint32_t propid, ...)
{
va_list args;
va_start (args, propid);
spa_pod_builder_propv (builder, propid, args);
va_end (args);
}
#ifdef __cplusplus
} /* extern "C" */
#endif

View file

@ -609,14 +609,14 @@ have_size:
SpaFormat);
if (info->media_subtype == SPA_MEDIA_SUBTYPE_RAW) {
spa_pod_builder_format_prop (&b,
spa_pod_builder_prop (&b,
SPA_PROP_ID_VIDEO_FORMAT, SPA_POD_TYPE_INT,
info->format,
SPA_POD_PROP_RANGE_NONE | SPA_POD_PROP_FLAG_READWRITE,
0);
}
spa_pod_builder_format_prop (&b,
spa_pod_builder_prop (&b,
SPA_PROP_ID_VIDEO_SIZE, SPA_POD_TYPE_RECTANGLE,
state->frmsize.discrete.width,
state->frmsize.discrete.height,