diff options
Diffstat (limited to 'libavfilter/avcodec.c')
| -rw-r--r-- | libavfilter/avcodec.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/libavfilter/avcodec.c b/libavfilter/avcodec.c deleted file mode 100644 index bf7d8e1596..0000000000 --- a/libavfilter/avcodec.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright 2011 Stefano Sabatini | stefasab at gmail.com - * - * 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 - */ - -/** - * @file - * libavcodec/libavfilter gluing utilities - */ - -#include "avcodec.h" -#include "libavutil/avassert.h" -#include "libavutil/channel_layout.h" -#include "libavutil/opt.h" - -#if FF_API_AVFILTERBUFFER -FF_DISABLE_DEPRECATION_WARNINGS -AVFilterBufferRef *avfilter_get_video_buffer_ref_from_frame(const AVFrame *frame, - int perms) -{ - AVFilterBufferRef *picref = - avfilter_get_video_buffer_ref_from_arrays(frame->data, frame->linesize, perms, - frame->width, frame->height, - frame->format); - if (!picref) - return NULL; - if (avfilter_copy_frame_props(picref, frame) < 0) { - picref->buf->data[0] = NULL; - avfilter_unref_bufferp(&picref); - } - return picref; -} - -AVFilterBufferRef *avfilter_get_audio_buffer_ref_from_frame(const AVFrame *frame, - int perms) -{ - AVFilterBufferRef *samplesref; - int channels = av_frame_get_channels(frame); - int64_t layout = av_frame_get_channel_layout(frame); - - if (layout && av_get_channel_layout_nb_channels(layout) != av_frame_get_channels(frame)) { - av_log(NULL, AV_LOG_ERROR, "Layout indicates a different number of channels than actually present\n"); - return NULL; - } - - samplesref = avfilter_get_audio_buffer_ref_from_arrays_channels( - (uint8_t **)frame->extended_data, frame->linesize[0], perms, - frame->nb_samples, frame->format, channels, layout); - if (!samplesref) - return NULL; - if (avfilter_copy_frame_props(samplesref, frame) < 0) { - samplesref->buf->data[0] = NULL; - avfilter_unref_bufferp(&samplesref); - } - return samplesref; -} - -AVFilterBufferRef *avfilter_get_buffer_ref_from_frame(enum AVMediaType type, - const AVFrame *frame, - int perms) -{ - switch (type) { - case AVMEDIA_TYPE_VIDEO: - return avfilter_get_video_buffer_ref_from_frame(frame, perms); - case AVMEDIA_TYPE_AUDIO: - return avfilter_get_audio_buffer_ref_from_frame(frame, perms); - default: - return NULL; - } -} - -int avfilter_copy_buf_props(AVFrame *dst, const AVFilterBufferRef *src) -{ - int planes, nb_channels; - - if (!dst) - return AVERROR(EINVAL); - /* abort in case the src is NULL and dst is not, avoid inconsistent state in dst */ - av_assert0(src); - - memcpy(dst->data, src->data, sizeof(dst->data)); - memcpy(dst->linesize, src->linesize, sizeof(dst->linesize)); - - dst->pts = src->pts; - dst->format = src->format; - av_frame_set_pkt_pos(dst, src->pos); - - switch (src->type) { - case AVMEDIA_TYPE_VIDEO: - av_assert0(src->video); - dst->width = src->video->w; - dst->height = src->video->h; - dst->sample_aspect_ratio = src->video->sample_aspect_ratio; - dst->interlaced_frame = src->video->interlaced; - dst->top_field_first = src->video->top_field_first; - dst->key_frame = src->video->key_frame; - dst->pict_type = src->video->pict_type; - break; - case AVMEDIA_TYPE_AUDIO: - av_assert0(src->audio); - nb_channels = av_get_channel_layout_nb_channels(src->audio->channel_layout); - planes = av_sample_fmt_is_planar(src->format) ? nb_channels : 1; - - if (planes > FF_ARRAY_ELEMS(dst->data)) { - dst->extended_data = av_mallocz_array(planes, sizeof(*dst->extended_data)); - if (!dst->extended_data) - return AVERROR(ENOMEM); - memcpy(dst->extended_data, src->extended_data, - planes * sizeof(*dst->extended_data)); - } else - dst->extended_data = dst->data; - dst->nb_samples = src->audio->nb_samples; - av_frame_set_sample_rate (dst, src->audio->sample_rate); - av_frame_set_channel_layout(dst, src->audio->channel_layout); - av_frame_set_channels (dst, src->audio->channels); - break; - default: - return AVERROR(EINVAL); - } - - return 0; -} -FF_ENABLE_DEPRECATION_WARNINGS -#endif |