2 * Copyright 2011 Stefano Sabatini | stefasab at gmail.com
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 * libavcodec/libavfilter gluing utilities
27 #include "libavutil/opt.h"
29 AVFilterBufferRef *avfilter_get_video_buffer_ref_from_frame(const AVFrame *frame,
32 AVFilterBufferRef *picref =
33 avfilter_get_video_buffer_ref_from_arrays(frame->data, frame->linesize, perms,
34 frame->width, frame->height,
38 avfilter_copy_frame_props(picref, frame);
42 AVFilterBufferRef *avfilter_get_audio_buffer_ref_from_frame(const AVFrame *frame,
45 AVFilterBufferRef *picref =
46 avfilter_get_audio_buffer_ref_from_arrays((uint8_t **)frame->data, frame->linesize[0], perms,
47 frame->nb_samples, frame->format,
48 av_frame_get_channel_layout(frame));
51 avfilter_copy_frame_props(picref, frame);
55 int avfilter_fill_frame_from_audio_buffer_ref(AVFrame *frame,
56 const AVFilterBufferRef *samplesref)
58 if (!samplesref || !samplesref->audio || !frame)
59 return AVERROR(EINVAL);
61 memcpy(frame->data, samplesref->data, sizeof(frame->data));
62 memcpy(frame->linesize, samplesref->linesize, sizeof(frame->linesize));
63 av_frame_set_pkt_pos(frame, samplesref->pos);
64 frame->format = samplesref->format;
65 frame->nb_samples = samplesref->audio->nb_samples;
66 frame->pts = samplesref->pts;
67 frame->sample_rate = samplesref->audio->sample_rate;
68 frame->channel_layout = samplesref->audio->channel_layout;
73 int avfilter_fill_frame_from_video_buffer_ref(AVFrame *frame,
74 const AVFilterBufferRef *picref)
76 if (!picref || !picref->video || !frame)
77 return AVERROR(EINVAL);
79 memcpy(frame->data, picref->data, sizeof(frame->data));
80 memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize));
81 av_frame_set_pkt_pos(frame, picref->pos);
82 frame->interlaced_frame = picref->video->interlaced;
83 frame->top_field_first = picref->video->top_field_first;
84 frame->key_frame = picref->video->key_frame;
85 frame->pict_type = picref->video->pict_type;
86 frame->sample_aspect_ratio = picref->video->sample_aspect_ratio;
87 frame->width = picref->video->w;
88 frame->height = picref->video->h;
89 frame->format = picref->format;
90 frame->pts = picref->pts;
95 int avfilter_fill_frame_from_buffer_ref(AVFrame *frame,
96 const AVFilterBufferRef *ref)
99 return AVERROR(EINVAL);
100 return ref->video ? avfilter_fill_frame_from_video_buffer_ref(frame, ref)
101 : avfilter_fill_frame_from_audio_buffer_ref(frame, ref);