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48 lines
1.7 KiB
48 lines
1.7 KiB
/* |
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* Filter layer - default implementations |
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* Copyright (c) 2007 Bobby Bingham |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav 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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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "libavutil/audioconvert.h" |
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#include "libavutil/imgutils.h" |
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#include "libavutil/samplefmt.h" |
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#include "avfilter.h" |
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#include "internal.h" |
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#include "formats.h" |
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/** |
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* default config_link() implementation for output video links to simplify |
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* the implementation of one input one output video filters */ |
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int avfilter_default_config_output_link(AVFilterLink *link) |
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{ |
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if (link->src->input_count && link->src->inputs[0]) { |
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if (link->type == AVMEDIA_TYPE_VIDEO) { |
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link->w = link->src->inputs[0]->w; |
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link->h = link->src->inputs[0]->h; |
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link->time_base = link->src->inputs[0]->time_base; |
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} |
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} else { |
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/* XXX: any non-simple filter which would cause this branch to be taken |
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* really should implement its own config_props() for this link. */ |
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return -1; |
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} |
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return 0; |
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}
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