From e35b70ab278474feb7649ed1e339ad7626762680 Mon Sep 17 00:00:00 2001 From: Limin Wang Date: Wed, 22 Dec 2021 23:08:14 +0800 Subject: [PATCH] avformat: remove unused v210.c Signed-off-by: Limin Wang --- libavformat/v210.c | 123 --------------------------------------------- 1 file changed, 123 deletions(-) delete mode 100644 libavformat/v210.c diff --git a/libavformat/v210.c b/libavformat/v210.c deleted file mode 100644 index 24f71d4014..0000000000 --- a/libavformat/v210.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Raw v210 video demuxer - * Copyright (c) 2015 Tiancheng "Timothy" Gu - * - * 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 "libavutil/imgutils.h" -#include "libavutil/parseutils.h" -#include "libavutil/pixdesc.h" -#include "libavutil/opt.h" -#include "internal.h" -#include "avformat.h" - -typedef struct V210DemuxerContext { - const AVClass *class; /**< Class for private options. */ - int width, height; /**< Integers describing video size, set by a private option. */ - AVRational framerate; /**< AVRational describing framerate, set by a private option. */ -} V210DemuxerContext; - -// v210 frame width is padded to multiples of 48 -#define GET_PACKET_SIZE(w, h) (((w + 47) / 48) * 48 * h * 8 / 3) - -static int v210_read_header(AVFormatContext *ctx) -{ - V210DemuxerContext *s = ctx->priv_data; - AVStream *st; - int ret; - - st = avformat_new_stream(ctx, NULL); - if (!st) - return AVERROR(ENOMEM); - - st->codecpar->codec_type = AVMEDIA_TYPE_VIDEO; - - st->codecpar->codec_id = ctx->iformat->raw_codec_id; - - avpriv_set_pts_info(st, 64, s->framerate.den, s->framerate.num); - - ret = av_image_check_size(s->width, s->height, 0, ctx); - if (ret < 0) - return ret; - st->codecpar->width = s->width; - st->codecpar->height = s->height; - st->codecpar->format = ctx->iformat->raw_codec_id == AV_CODEC_ID_V210 ? - AV_PIX_FMT_YUV422P10 : AV_PIX_FMT_YUV422P16; - ctx->packet_size = GET_PACKET_SIZE(s->width, s->height); - st->codecpar->bit_rate = av_rescale_q(ctx->packet_size, - (AVRational){8,1}, st->time_base); - - return 0; -} - - -static int v210_read_packet(AVFormatContext *s, AVPacket *pkt) -{ - int ret; - - ret = av_get_packet(s->pb, pkt, s->packet_size); - pkt->pts = pkt->dts = pkt->pos / s->packet_size; - - pkt->stream_index = 0; - if (ret < 0) - return ret; - return 0; -} - -#define OFFSET(x) offsetof(V210DemuxerContext, x) -#define DEC AV_OPT_FLAG_DECODING_PARAM -static const AVOption v210_options[] = { - { "video_size", "set frame size", OFFSET(width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, DEC }, - { "framerate", "set frame rate", OFFSET(framerate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, INT_MAX, DEC }, - { NULL }, -}; - -static const AVClass v210_demuxer_class = { - .class_name = "v210(x) demuxer", - .item_name = av_default_item_name, - .option = v210_options, - .version = LIBAVUTIL_VERSION_INT, -}; - -#if CONFIG_V210_DEMUXER -const AVInputFormat ff_v210_demuxer = { - .name = "v210", - .long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:2:2 10-bit"), - .priv_data_size = sizeof(V210DemuxerContext), - .read_header = v210_read_header, - .read_packet = v210_read_packet, - .flags = AVFMT_GENERIC_INDEX, - .extensions = "v210", - .raw_codec_id = AV_CODEC_ID_V210, - .priv_class = &v210_demuxer_class, -}; -#endif // CONFIG_V210_DEMUXER - -#if CONFIG_V210X_DEMUXER -const AVInputFormat ff_v210x_demuxer = { - .name = "v210x", - .long_name = NULL_IF_CONFIG_SMALL("Uncompressed 4:2:2 10-bit"), - .priv_data_size = sizeof(V210DemuxerContext), - .read_header = v210_read_header, - .read_packet = v210_read_packet, - .flags = AVFMT_GENERIC_INDEX, - .extensions = "yuv10", - .raw_codec_id = AV_CODEC_ID_V210X, - .priv_class = &v210_demuxer_class, -}; -#endif // CONFIG_V210X_DEMUXER