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winegstreamer: Handle allocation query in a separate helper.

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Rémi Bernon 2024-01-30 17:16:10 +01:00 • committed by Alexandre Julliard
parent 6dae92cfb9
commit ec759079a5
1 changed files with 63 additions and 59 deletions
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122
dlls/winegstreamer/wg_transform.c
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@ -125,6 +125,66 @@ static gboolean transform_src_query_cb(GstPad *pad, GstObject *parent, GstQuery
}
}
static gboolean transform_sink_query_allocation(struct wg_transform *transform, GstQuery *query)
{
gsize plane_align = transform->attrs.output_plane_align;
GstStructure *config, *params;
GstVideoAlignment align;
gboolean needs_pool;
GstBufferPool *pool;
GstVideoInfo info;
GstCaps *caps;
gst_query_parse_allocation(query, &caps, &needs_pool);
if (stream_type_from_caps(caps) != GST_STREAM_TYPE_VIDEO || !needs_pool)
return false;
if (!gst_video_info_from_caps(&info, caps)
|| !(pool = gst_video_buffer_pool_new()))
return false;
align_video_info_planes(plane_align, &info, &align);
if ((params = gst_structure_new("video-meta",
"padding-top", G_TYPE_UINT, align.padding_top,
"padding-bottom", G_TYPE_UINT, align.padding_bottom,
"padding-left", G_TYPE_UINT, align.padding_left,
"padding-right", G_TYPE_UINT, align.padding_right,
NULL)))
{
gst_query_add_allocation_meta(query, GST_VIDEO_META_API_TYPE, params);
gst_structure_free(params);
}
if (!(config = gst_buffer_pool_get_config(pool)))
GST_ERROR("Failed to get pool %p config.", pool);
else
{
gst_buffer_pool_config_add_option(config, GST_BUFFER_POOL_OPTION_VIDEO_META);
gst_buffer_pool_config_add_option(config, GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT);
gst_buffer_pool_config_set_video_alignment(config, &align);
gst_buffer_pool_config_set_params(config, caps,
info.size, 0, 0);
gst_buffer_pool_config_set_allocator(config, transform->allocator, NULL);
if (!gst_buffer_pool_set_config(pool, config))
GST_ERROR("Failed to set pool %p config.", pool);
}
/* Prevent pool reconfiguration, we don't want another alignment. */
if (!gst_buffer_pool_set_active(pool, true))
GST_ERROR("Pool %p failed to activate.", pool);
gst_query_add_allocation_pool(query, pool, info.size, 0, 0);
gst_query_add_allocation_param(query, transform->allocator, NULL);
GST_INFO("Proposing pool %p, buffer size %#zx, allocator %p, for query %p.",
pool, info.size, transform->allocator, query);
g_object_unref(pool);
return true;
}
static gboolean transform_sink_query_cb(GstPad *pad, GstObject *parent, GstQuery *query)
{
struct wg_transform *transform = gst_pad_get_element_private(pad);
@ -134,65 +194,9 @@ static gboolean transform_sink_query_cb(GstPad *pad, GstObject *parent, GstQuery
switch (query->type)
{
case GST_QUERY_ALLOCATION:
{
gsize plane_align = transform->attrs.output_plane_align;
GstStructure *config, *params;
GstVideoAlignment align;
gboolean needs_pool;
GstBufferPool *pool;
GstVideoInfo info;
GstCaps *caps;
gst_query_parse_allocation(query, &caps, &needs_pool);
if (stream_type_from_caps(caps) != GST_STREAM_TYPE_VIDEO || !needs_pool)
break;
if (!gst_video_info_from_caps(&info, caps)
|| !(pool = gst_video_buffer_pool_new()))
break;
align_video_info_planes(plane_align, &info, &align);
if ((params = gst_structure_new("video-meta",
"padding-top", G_TYPE_UINT, align.padding_top,
"padding-bottom", G_TYPE_UINT, align.padding_bottom,
"padding-left", G_TYPE_UINT, align.padding_left,
"padding-right", G_TYPE_UINT, align.padding_right,
NULL)))
{
gst_query_add_allocation_meta(query, GST_VIDEO_META_API_TYPE, params);
gst_structure_free(params);
}
if (!(config = gst_buffer_pool_get_config(pool)))
GST_ERROR("Failed to get pool %p config.", pool);
else
{
gst_buffer_pool_config_add_option(config, GST_BUFFER_POOL_OPTION_VIDEO_META);
gst_buffer_pool_config_add_option(config, GST_BUFFER_POOL_OPTION_VIDEO_ALIGNMENT);
gst_buffer_pool_config_set_video_alignment(config, &align);
gst_buffer_pool_config_set_params(config, caps,
info.size, 0, 0);
gst_buffer_pool_config_set_allocator(config, transform->allocator, NULL);
if (!gst_buffer_pool_set_config(pool, config))
GST_ERROR("Failed to set pool %p config.", pool);
}
/* Prevent pool reconfiguration, we don't want another alignment. */
if (!gst_buffer_pool_set_active(pool, true))
GST_ERROR("Pool %p failed to activate.", pool);
gst_query_add_allocation_pool(query, pool, info.size, 0, 0);
gst_query_add_allocation_param(query, transform->allocator, NULL);
GST_INFO("Proposing pool %p, buffer size %#zx, allocator %p, for query %p.",
pool, info.size, transform->allocator, query);
g_object_unref(pool);
return true;
}
if (transform_sink_query_allocation(transform, query))
return true;
break;
case GST_QUERY_CAPS:
{
GstCaps *caps, *filter, *temp;