39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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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#ifndef AVFILTER_AMIX_H
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#define AVFILTER_AMIX_H
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#include <stdbool.h>
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typedef struct AVFrame AVFrame;
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typedef struct AVFilterLink AVFilterLink;
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typedef struct AVFilterContext AVFilterContext;
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typedef struct AMixContext AMixContext;
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bool ff_amix_input_empty(AMixContext *s, AVFilterLink *link);
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bool ff_amix_input_want(AMixContext *s, AVFilterLink *link);
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int ff_amix_input_write(AMixContext *s, AVFilterLink *link);
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bool ff_amix_input_write_down(AMixContext *s, AVFilterLink *link);
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int ff_amix_read(AMixContext *s, AVFrame **oframe);
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AMixContext *ff_amix_alloc(int sample_rate, int format, int channels);
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bool ff_amix_blocked(AMixContext *s);
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void ff_amix_free(AMixContext *s);
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int ff_amix_set_frame_size(AMixContext *s, int frame_size);
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#endif /* AVFILTER_AMIX_H */ |