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Make AllocParams into POD objects

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Make allocparams into pod objects. This makes it easy to serialize,
copy, create and intersect them.
Add convenience macros for properties
Add helper function to collect object properties.
This commit is contained in:
Wim Taymans 2017-03-17 11:58:09 +01:00
parent b1f7df52e3
commit 8a6ce3b179
34 changed files with 948 additions and 1054 deletions
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64
pinos/gst/gstpinospool.c
View file

@ -97,6 +97,24 @@ release_buffer (GstBufferPool * pool, GstBuffer *buffer)
GST_OBJECT_UNLOCK (pool);
}
#define PROP(f,key,type,...) \
SPA_POD_PROP (f,key,SPA_POD_PROP_FLAG_READWRITE,type,1,__VA_ARGS__)
#define PROP_R(f,key,type,...) \
SPA_POD_PROP (f,key,SPA_POD_PROP_FLAG_READABLE,type,1,__VA_ARGS__)
#define PROP_MM(f,key,type,...) \
SPA_POD_PROP (f,key,SPA_POD_PROP_FLAG_READWRITE | \
SPA_POD_PROP_RANGE_MIN_MAX,type,3,__VA_ARGS__)
#define PROP_U_MM(f,key,type,...) \
SPA_POD_PROP (f,key,SPA_POD_PROP_FLAG_READWRITE | \
SPA_POD_PROP_FLAG_UNSET | \
SPA_POD_PROP_RANGE_MIN_MAX,type,3,__VA_ARGS__)
#define PROP_EN(f,key,type,n,...) \
SPA_POD_PROP (f,key,SPA_POD_PROP_FLAG_READWRITE | \
SPA_POD_PROP_RANGE_ENUM,type,n,__VA_ARGS__)
#define PROP_U_EN(f,key,type,n,...) \
SPA_POD_PROP (f,key,SPA_POD_PROP_FLAG_READWRITE | \
SPA_POD_PROP_FLAG_UNSET | \
SPA_POD_PROP_RANGE_ENUM,type,n,__VA_ARGS__)
static gboolean
do_start (GstBufferPool * pool)
{
@ -107,33 +125,33 @@ do_start (GstBufferPool * pool)
guint min_buffers;
guint max_buffers;
SpaAllocParam *port_params[3];
SpaAllocParamBuffers param_buffers;
SpaAllocParamMetaEnable param_meta_enable;
SpaAllocParamMetaEnableRingbuffer param_meta_enable_rb;
SpaPODBuilder b = { NULL };
uint8_t buffer[1024];
SpaPODFrame f[2];
config = gst_buffer_pool_get_config (pool);
gst_buffer_pool_config_get_params (config, &caps, &size, &min_buffers, &max_buffers);
port_params[0] = &param_buffers.param;
param_buffers.param.type = SPA_ALLOC_PARAM_TYPE_BUFFERS;
param_buffers.param.size = sizeof (SpaAllocParamBuffers);
param_buffers.minsize = size;
param_buffers.stride = 0;
param_buffers.min_buffers = min_buffers;
param_buffers.max_buffers = max_buffers;
param_buffers.align = 16;
port_params[1] = &param_meta_enable.param;
param_meta_enable.param.type = SPA_ALLOC_PARAM_TYPE_META_ENABLE;
param_meta_enable.param.size = sizeof (SpaAllocParamMetaEnable);
param_meta_enable.type = SPA_META_TYPE_HEADER;
port_params[2] = &param_meta_enable_rb.param;
param_meta_enable_rb.param.type = SPA_ALLOC_PARAM_TYPE_META_ENABLE;
param_meta_enable_rb.param.size = sizeof (SpaAllocParamMetaEnableRingbuffer);
param_meta_enable_rb.type = SPA_META_TYPE_RINGBUFFER;
param_meta_enable_rb.minsize = size * SPA_MAX (4, SPA_MAX (min_buffers, max_buffers));
param_meta_enable_rb.stride = 0;
param_meta_enable_rb.blocks = 1;
param_meta_enable_rb.align = 16;
spa_pod_builder_init (&b, buffer, sizeof (buffer));
spa_pod_builder_object (&b, &f[0], 0, SPA_ALLOC_PARAM_TYPE_BUFFERS,
PROP (&f[1], SPA_ALLOC_PARAM_BUFFERS_SIZE, SPA_POD_TYPE_INT, size),
PROP (&f[1], SPA_ALLOC_PARAM_BUFFERS_STRIDE, SPA_POD_TYPE_INT, 0),
PROP_MM (&f[1], SPA_ALLOC_PARAM_BUFFERS_BUFFERS, SPA_POD_TYPE_INT, min_buffers, min_buffers, max_buffers),
PROP (&f[1], SPA_ALLOC_PARAM_BUFFERS_ALIGN, SPA_POD_TYPE_INT, 16));
port_params[0] = SPA_POD_BUILDER_DEREF (&b, f[0].ref, SpaAllocParam);
spa_pod_builder_object (&b, &f[0], 0, SPA_ALLOC_PARAM_TYPE_META_ENABLE,
PROP (&f[1], SPA_ALLOC_PARAM_META_ENABLE_TYPE, SPA_POD_TYPE_INT, SPA_META_TYPE_HEADER));
port_params[1] = SPA_POD_BUILDER_DEREF (&b, f[0].ref, SpaAllocParam);
spa_pod_builder_object (&b, &f[0], 0, SPA_ALLOC_PARAM_TYPE_META_ENABLE,
PROP (&f[1], SPA_ALLOC_PARAM_META_ENABLE_TYPE, SPA_POD_TYPE_INT, SPA_META_TYPE_RINGBUFFER),
PROP (&f[1], SPA_ALLOC_PARAM_META_ENABLE_RB_SIZE, SPA_POD_TYPE_INT,
size * SPA_MAX (4, SPA_MAX (min_buffers, max_buffers))),
PROP (&f[1], SPA_ALLOC_PARAM_META_ENABLE_RB_STRIDE, SPA_POD_TYPE_INT, 0),
PROP (&f[1], SPA_ALLOC_PARAM_META_ENABLE_RB_BLOCKS, SPA_POD_TYPE_INT, 1),
PROP (&f[1], SPA_ALLOC_PARAM_META_ENABLE_RB_ALIGN, SPA_POD_TYPE_INT, 16));
port_params[2] = SPA_POD_BUILDER_DEREF (&b, f[0].ref, SpaAllocParam);
pinos_stream_finish_format (p->stream, SPA_RESULT_OK, port_params, 2);