2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 * libavcodec/libavfilter gluing utilities
26 int avfilter_copy_frame_props(AVFilterBufferRef *dst, const AVFrame *src)
29 dst->pos = src->pkt_pos;
30 dst->format = src->format;
33 case AVMEDIA_TYPE_VIDEO:
34 dst->video->w = src->width;
35 dst->video->h = src->height;
36 dst->video->sample_aspect_ratio = src->sample_aspect_ratio;
37 dst->video->interlaced = src->interlaced_frame;
38 dst->video->top_field_first = src->top_field_first;
39 dst->video->key_frame = src->key_frame;
40 dst->video->pict_type = src->pict_type;
46 AVFilterBufferRef *avfilter_get_video_buffer_ref_from_frame(const AVFrame *frame,
49 AVFilterBufferRef *picref =
50 avfilter_get_video_buffer_ref_from_arrays(frame->data, frame->linesize, perms,
51 frame->width, frame->height,
55 avfilter_copy_frame_props(picref, frame);
59 int avfilter_fill_frame_from_audio_buffer_ref(AVFrame *frame,
60 const AVFilterBufferRef *samplesref)
62 if (!samplesref || !samplesref->audio || !frame)
63 return AVERROR(EINVAL);
65 memcpy(frame->data, samplesref->data, sizeof(frame->data));
66 frame->pkt_pos = samplesref->pos;
67 frame->format = samplesref->format;
68 frame->nb_samples = samplesref->audio->nb_samples;
69 frame->pts = samplesref->pts;
74 int avfilter_fill_frame_from_video_buffer_ref(AVFrame *frame,
75 const AVFilterBufferRef *picref)
77 if (!picref || !picref->video || !frame)
78 return AVERROR(EINVAL);
80 memcpy(frame->data, picref->data, sizeof(frame->data));
81 memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize));
82 frame->pkt_pos = picref->pos;
83 frame->interlaced_frame = picref->video->interlaced;
84 frame->top_field_first = picref->video->top_field_first;
85 frame->key_frame = picref->video->key_frame;
86 frame->pict_type = picref->video->pict_type;
87 frame->sample_aspect_ratio = picref->video->sample_aspect_ratio;
88 frame->width = picref->video->w;
89 frame->height = picref->video->h;
90 frame->format = picref->format;
91 frame->pts = picref->pts;
96 int avfilter_fill_frame_from_buffer_ref(AVFrame *frame,
97 const AVFilterBufferRef *ref)
100 return AVERROR(EINVAL);
101 return ref->video ? avfilter_fill_frame_from_video_buffer_ref(frame, ref)
102 : avfilter_fill_frame_from_audio_buffer_ref(frame, ref);