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authorTim Redfern <tim@eclectronics.org>2013-09-05 17:55:35 +0100
committerTim Redfern <tim@eclectronics.org>2013-09-05 17:55:35 +0100
commit741fb4b9e135cfb161a749db88713229038577bb (patch)
tree08bc9925659cbcac45162bacf31dc6336d4f60b4 /ffmpeg1/libavformat/rawvideodec.c
parenta2e1bf3495b7bfefdaedb8fc737e969ab06df079 (diff)
making act segmenter
Diffstat (limited to 'ffmpeg1/libavformat/rawvideodec.c')
-rw-r--r--ffmpeg1/libavformat/rawvideodec.c129
1 files changed, 0 insertions, 129 deletions
diff --git a/ffmpeg1/libavformat/rawvideodec.c b/ffmpeg1/libavformat/rawvideodec.c
deleted file mode 100644
index 8460781..0000000
--- a/ffmpeg1/libavformat/rawvideodec.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * RAW video demuxer
- * Copyright (c) 2001 Fabrice Bellard
- *
- * 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/parseutils.h"
-#include "libavutil/pixdesc.h"
-#include "libavutil/opt.h"
-#include "internal.h"
-#include "avformat.h"
-
-typedef struct RawVideoDemuxerContext {
- const AVClass *class; /**< Class for private options. */
- char *video_size; /**< String describing video size, set by a private option. */
- char *pixel_format; /**< Set by a private option. */
- char *framerate; /**< String describing framerate, set by a private option. */
-} RawVideoDemuxerContext;
-
-
-static int rawvideo_read_header(AVFormatContext *ctx)
-{
- RawVideoDemuxerContext *s = ctx->priv_data;
- int width = 0, height = 0, ret = 0;
- enum AVPixelFormat pix_fmt;
- AVRational framerate;
- AVStream *st;
-
- st = avformat_new_stream(ctx, NULL);
- if (!st)
- return AVERROR(ENOMEM);
-
- st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
-
- st->codec->codec_id = ctx->iformat->raw_codec_id;
-
- if (s->video_size &&
- (ret = av_parse_video_size(&width, &height, s->video_size)) < 0) {
- av_log(ctx, AV_LOG_ERROR, "Couldn't parse video size.\n");
- return ret;
- }
-
- if ((pix_fmt = av_get_pix_fmt(s->pixel_format)) == AV_PIX_FMT_NONE) {
- av_log(ctx, AV_LOG_ERROR, "No such pixel format: %s.\n",
- s->pixel_format);
- return AVERROR(EINVAL);
- }
-
- if ((ret = av_parse_video_rate(&framerate, s->framerate)) < 0) {
- av_log(ctx, AV_LOG_ERROR, "Could not parse framerate: %s.\n",
- s->framerate);
- return ret;
- }
-
- avpriv_set_pts_info(st, 64, framerate.den, framerate.num);
-
- st->codec->width = width;
- st->codec->height = height;
- st->codec->pix_fmt = pix_fmt;
- st->codec->bit_rate = av_rescale_q(avpicture_get_size(st->codec->pix_fmt, width, height),
- (AVRational){8,1}, st->time_base);
-
- return 0;
-}
-
-
-static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
-{
- int packet_size, ret, width, height;
- AVStream *st = s->streams[0];
-
- width = st->codec->width;
- height = st->codec->height;
-
- packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
- if (packet_size < 0)
- return -1;
-
- ret = av_get_packet(s->pb, pkt, packet_size);
- pkt->pts = pkt->dts = pkt->pos / packet_size;
-
- pkt->stream_index = 0;
- if (ret < 0)
- return ret;
- return 0;
-}
-
-#define OFFSET(x) offsetof(RawVideoDemuxerContext, x)
-#define DEC AV_OPT_FLAG_DECODING_PARAM
-static const AVOption rawvideo_options[] = {
- { "video_size", "set frame size", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
- { "pixel_format", "set pixel format", OFFSET(pixel_format), AV_OPT_TYPE_STRING, {.str = "yuv420p"}, 0, 0, DEC },
- { "framerate", "set frame rate", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = "25"}, 0, 0, DEC },
- { NULL },
-};
-
-static const AVClass rawvideo_demuxer_class = {
- .class_name = "rawvideo demuxer",
- .item_name = av_default_item_name,
- .option = rawvideo_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-AVInputFormat ff_rawvideo_demuxer = {
- .name = "rawvideo",
- .long_name = NULL_IF_CONFIG_SMALL("raw video"),
- .priv_data_size = sizeof(RawVideoDemuxerContext),
- .read_header = rawvideo_read_header,
- .read_packet = rawvideo_read_packet,
- .flags = AVFMT_GENERIC_INDEX,
- .extensions = "yuv,cif,qcif,rgb",
- .raw_codec_id = AV_CODEC_ID_RAWVIDEO,
- .priv_class = &rawvideo_demuxer_class,
-};