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plugins: add gst_vaapi_buffer_pool_caps_is_equal()

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This is a helper function to improve the readability of
ensure_sinkpad_buffer_pool(). It makes clearer when the buffer pool needs to be
re-instantiated.
This commit is contained in:
Víctor Manuel Jáquez Leal 2016-05-23 22:49:11 +02:00
parent 2fc855b134
commit 789afaccfb
1 changed files with 18 additions and 7 deletions
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25
gst/vaapi/gstvaapipluginbase.c
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@ -470,6 +470,23 @@ has_dmabuf_capable_peer (GstVaapiPluginBase * plugin, GstPad * pad)
return is_dmabuf_capable;
}
static gboolean
gst_vaapi_buffer_pool_caps_is_equal (GstBufferPool * pool, GstCaps * newcaps)
{
GstStructure *config;
GstCaps *caps;
gboolean ret;
caps = NULL;
ret = FALSE;
config = gst_buffer_pool_get_config (pool);
if (gst_buffer_pool_config_get_params (config, &caps, NULL, NULL, NULL))
ret = gst_caps_is_equal (newcaps, caps);
gst_structure_free (config);
return ret;
}
/**
* ensure_sinkpad_buffer_pool:
* @plugin: a #GstVaapiPluginBase
@ -484,10 +501,8 @@ static gboolean
ensure_sinkpad_buffer_pool (GstVaapiPluginBase * plugin, GstCaps * caps)
{
GstBufferPool *pool;
GstCaps *pool_caps;
GstStructure *config;
GstVideoInfo vi;
gboolean need_pool;
/* video decoders don't use a buffer pool in the sink pad */
if (GST_IS_VIDEO_DECODER (plugin))
@ -497,11 +512,7 @@ ensure_sinkpad_buffer_pool (GstVaapiPluginBase * plugin, GstCaps * caps)
return FALSE;
if (plugin->sinkpad_buffer_pool) {
config = gst_buffer_pool_get_config (plugin->sinkpad_buffer_pool);
gst_buffer_pool_config_get_params (config, &pool_caps, NULL, NULL, NULL);
need_pool = !gst_caps_is_equal (caps, pool_caps);
gst_structure_free (config);
if (!need_pool)
if (gst_vaapi_buffer_pool_caps_is_equal (plugin->sinkpad_buffer_pool, caps))
return TRUE;
gst_buffer_pool_set_active (plugin->sinkpad_buffer_pool, FALSE);
g_clear_object (&plugin->sinkpad_buffer_pool);