[FFmpeg-devel] [PATCH v2 3/3] avformat: remove unused v210.c

lance.lmwang at gmail.com lance.lmwang at gmail.com
Thu Dec 23 01:03:04 EET 2021


From: Limin Wang <lance.lmwang at gmail.com>

Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
---
 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 24f71d4..0000000
--- 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
-- 
1.8.3.1



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