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author | Vitor Sessak <vitor1001@gmail.com> | 2008-04-04 20:02:10 +0000 |
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committer | Vitor Sessak <vitor1001@gmail.com> | 2008-04-04 20:02:10 +0000 |
commit | eccb6fb7ceee92a8f7456005246c38c66aac8550 (patch) | |
tree | d8e6966e5ddfcda3217ac534cccd4de1c6e79af7 /libavfilter/avfiltergraph.c | |
parent | b64518e91b41354780cf907fad0f948f14d5ff93 (diff) | |
download | ffmpeg-eccb6fb7ceee92a8f7456005246c38c66aac8550.tar.gz |
Split filter graphs out into their own source & header files.
Commited in SoC by Bobby Bingham on 2007-07-14 21:20:21
Originally committed as revision 12686 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavfilter/avfiltergraph.c')
-rw-r--r-- | libavfilter/avfiltergraph.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c new file mode 100644 index 0000000000..7b9d96379a --- /dev/null +++ b/libavfilter/avfiltergraph.c @@ -0,0 +1,51 @@ +/* + * Filter graphs + * copyright (c) 2007 Bobby Bingham + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "avfilter.h" +#include "avfiltergraph.h" + +struct AVFilterGraph { + unsigned filter_count; + AVFilterContext **filters; +}; + +AVFilterGraph *avfilter_create_graph(void) +{ + return av_mallocz(sizeof(AVFilterGraph)); +} + +void avfilter_destroy_graph(AVFilterGraph *graph) +{ + unsigned i; + + for(i = 0; i < graph->filter_count; i ++) + avfilter_destroy(graph->filters[i]); + av_free(graph->filters); + av_free(graph); +} + +void avfilter_graph_add_filter(AVFilterGraph *graph, AVFilterContext *filter) +{ + graph->filters = av_realloc(graph->filters, + sizeof(AVFilterContext*) * ++graph->filter_count); + graph->filters[graph->filter_count - 1] = filter; +} + |