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FFmpeg/libavcodec/xbmenc.c
Michael Niedermayer ee77140afa Merge commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2'
* commit 'b2bed9325dbd6be0da1d91ffed3f513c40274fd2':
  cosmetics: Group .name and .long_name together in codec/format declarations

Conflicts:
	libavcodec/8svx.c
	libavcodec/alac.c
	libavcodec/cljr.c
	libavcodec/dnxhddec.c
	libavcodec/dnxhdenc.c
	libavcodec/dpxenc.c
	libavcodec/dvdec.c
	libavcodec/dvdsubdec.c
	libavcodec/dvdsubenc.c
	libavcodec/ffv1dec.c
	libavcodec/flacdec.c
	libavcodec/flvdec.c
	libavcodec/fraps.c
	libavcodec/frwu.c
	libavcodec/g726.c
	libavcodec/gif.c
	libavcodec/gifdec.c
	libavcodec/h261dec.c
	libavcodec/h263dec.c
	libavcodec/iff.c
	libavcodec/imc.c
	libavcodec/libopencore-amr.c
	libavcodec/libopenjpegdec.c
	libavcodec/libopenjpegenc.c
	libavcodec/libspeexenc.c
	libavcodec/libvo-amrwbenc.c
	libavcodec/libvorbisenc.c
	libavcodec/libvpxenc.c
	libavcodec/libx264.c
	libavcodec/libxavs.c
	libavcodec/libxvid.c
	libavcodec/ljpegenc.c
	libavcodec/mjpegbdec.c
	libavcodec/mjpegdec.c
	libavcodec/mpeg12dec.c
	libavcodec/mpeg4videodec.c
	libavcodec/msmpeg4dec.c
	libavcodec/pgssubdec.c
	libavcodec/pngdec.c
	libavcodec/pngenc.c
	libavcodec/proresdec_lgpl.c
	libavcodec/proresenc_kostya.c
	libavcodec/ra144enc.c
	libavcodec/rawdec.c
	libavcodec/rv10.c
	libavcodec/sp5xdec.c
	libavcodec/takdec.c
	libavcodec/tta.c
	libavcodec/v210dec.c
	libavcodec/vp6.c
	libavcodec/wavpack.c
	libavcodec/xbmenc.c
	libavcodec/yop.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-10-04 12:34:23 +02:00

67 lines
2.2 KiB
C

/*
* XBM image format
*
* Copyright (c) 2012 Paul B Mahol
*
* 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 "avcodec.h"
#include "internal.h"
#include "mathops.h"
static int xbm_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
const AVFrame *p, int *got_packet)
{
int i, j, ret, size, linesize;
uint8_t *ptr, *buf;
linesize = (avctx->width + 7) / 8;
size = avctx->height * (linesize * 7 + 2) + 110;
if ((ret = ff_alloc_packet2(avctx, pkt, size)) < 0)
return ret;
buf = pkt->data;
ptr = p->data[0];
buf += snprintf(buf, 32, "#define image_width %u\n", avctx->width);
buf += snprintf(buf, 33, "#define image_height %u\n", avctx->height);
buf += snprintf(buf, 40, "static unsigned char image_bits[] = {\n");
for (i = 0; i < avctx->height; i++) {
for (j = 0; j < linesize; j++)
buf += snprintf(buf, 7, " 0x%02X,", ff_reverse[*ptr++]);
ptr += p->linesize[0] - linesize;
buf += snprintf(buf, 2, "\n");
}
buf += snprintf(buf, 5, " };\n");
pkt->size = buf - pkt->data;
pkt->flags |= AV_PKT_FLAG_KEY;
*got_packet = 1;
return 0;
}
AVCodec ff_xbm_encoder = {
.name = "xbm",
.long_name = NULL_IF_CONFIG_SMALL("XBM (X BitMap) image"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_XBM,
.encode2 = xbm_encode_frame,
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_MONOWHITE,
AV_PIX_FMT_NONE },
};