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https://gitlab.freedesktop.org/pipewire/pipewire.git
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62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
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/* Simple Plugin API
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* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <stdint.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <spa/format-builder.h>
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#include <spa/video/format-utils.h>
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#include <lib/props.h>
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#include <lib/mapper.h>
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SpaResult
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spa_format_filter (const SpaFormat *format,
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const SpaFormat *filter,
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SpaPODBuilder *result)
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{
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SpaPODFrame f;
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SpaResult res;
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if (format == NULL || result == NULL)
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return SPA_RESULT_INVALID_ARGUMENTS;
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if (filter == NULL) {
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spa_pod_builder_raw_padded (result, format, SPA_POD_SIZE (format));
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return SPA_RESULT_OK;
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}
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if (SPA_FORMAT_MEDIA_TYPE (filter) != SPA_FORMAT_MEDIA_TYPE (format) ||
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SPA_FORMAT_MEDIA_SUBTYPE (filter) != SPA_FORMAT_MEDIA_SUBTYPE (format))
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return SPA_RESULT_INVALID_MEDIA_TYPE;
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spa_pod_builder_push_format (result, &f, filter->body.obj_body.type,
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SPA_FORMAT_MEDIA_TYPE (filter),
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SPA_FORMAT_MEDIA_SUBTYPE (filter));
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res = spa_props_filter (result,
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SPA_POD_CONTENTS (SpaFormat, format),
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SPA_POD_CONTENTS_SIZE (SpaFormat, format),
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SPA_POD_CONTENTS (SpaFormat, filter),
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SPA_POD_CONTENTS_SIZE (SpaFormat, filter));
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spa_pod_builder_pop (result, &f);
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return res;
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}
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