FFmpeg/libavcodec/xbmenc.c
Michael Niedermayer ac627b3d38 Merge commit '716d413c13981da15323c7a3821860536eefdbbb'
* commit '716d413c13981da15323c7a3821860536eefdbbb':
  Replace PIX_FMT_* -> AV_PIX_FMT_*, PixelFormat -> AVPixelFormat

Conflicts:
	doc/examples/muxing.c
	ffmpeg.h
	ffmpeg_filter.c
	ffmpeg_opt.c
	ffplay.c
	ffprobe.c
	libavcodec/8bps.c
	libavcodec/aasc.c
	libavcodec/aura.c
	libavcodec/avcodec.h
	libavcodec/avs.c
	libavcodec/bfi.c
	libavcodec/bmp.c
	libavcodec/bmpenc.c
	libavcodec/c93.c
	libavcodec/cscd.c
	libavcodec/cyuv.c
	libavcodec/dpx.c
	libavcodec/dpxenc.c
	libavcodec/eatgv.c
	libavcodec/escape124.c
	libavcodec/ffv1.c
	libavcodec/flashsv.c
	libavcodec/fraps.c
	libavcodec/h264.c
	libavcodec/huffyuv.c
	libavcodec/iff.c
	libavcodec/imgconvert.c
	libavcodec/indeo3.c
	libavcodec/kmvc.c
	libavcodec/libopenjpegdec.c
	libavcodec/libopenjpegenc.c
	libavcodec/libx264.c
	libavcodec/ljpegenc.c
	libavcodec/mjpegdec.c
	libavcodec/mjpegenc.c
	libavcodec/motionpixels.c
	libavcodec/mpeg12.c
	libavcodec/mpeg12enc.c
	libavcodec/mpeg4videodec.c
	libavcodec/mpegvideo_enc.c
	libavcodec/pamenc.c
	libavcodec/pcxenc.c
	libavcodec/pgssubdec.c
	libavcodec/pngdec.c
	libavcodec/pngenc.c
	libavcodec/pnm.c
	libavcodec/pnmdec.c
	libavcodec/pnmenc.c
	libavcodec/ptx.c
	libavcodec/qdrw.c
	libavcodec/qpeg.c
	libavcodec/qtrleenc.c
	libavcodec/raw.c
	libavcodec/rawdec.c
	libavcodec/rl2.c
	libavcodec/sgidec.c
	libavcodec/sgienc.c
	libavcodec/snowdec.c
	libavcodec/snowenc.c
	libavcodec/sunrast.c
	libavcodec/targa.c
	libavcodec/targaenc.c
	libavcodec/tiff.c
	libavcodec/tiffenc.c
	libavcodec/tmv.c
	libavcodec/truemotion2.c
	libavcodec/utils.c
	libavcodec/vb.c
	libavcodec/vp3.c
	libavcodec/wnv1.c
	libavcodec/xl.c
	libavcodec/xwddec.c
	libavcodec/xwdenc.c
	libavcodec/yop.c
	libavdevice/v4l2.c
	libavdevice/x11grab.c
	libavfilter/avfilter.c
	libavfilter/avfilter.h
	libavfilter/buffersrc.c
	libavfilter/drawutils.c
	libavfilter/formats.c
	libavfilter/src_movie.c
	libavfilter/vf_ass.c
	libavfilter/vf_drawtext.c
	libavfilter/vf_fade.c
	libavfilter/vf_format.c
	libavfilter/vf_hflip.c
	libavfilter/vf_lut.c
	libavfilter/vf_overlay.c
	libavfilter/vf_pad.c
	libavfilter/vf_scale.c
	libavfilter/vf_transpose.c
	libavfilter/vf_yadif.c
	libavfilter/video.c
	libavfilter/vsrc_testsrc.c
	libavformat/movenc.c
	libavformat/mxf.h
	libavformat/utils.c
	libavformat/yuv4mpeg.c
	libavutil/imgutils.c
	libavutil/pixdesc.c
	libswscale/input.c
	libswscale/output.c
	libswscale/swscale_internal.h
	libswscale/swscale_unscaled.c
	libswscale/utils.c
	libswscale/x86/swscale_template.c
	libswscale/x86/yuv2rgb.c
	libswscale/x86/yuv2rgb_template.c
	libswscale/yuv2rgb.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-10-08 21:06:57 +02:00

86 lines
2.7 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 "libavutil/common.h"
static av_cold int xbm_encode_init(AVCodecContext *avctx)
{
avctx->coded_frame = avcodec_alloc_frame();
if (!avctx->coded_frame)
return AVERROR(ENOMEM);
avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
return 0;
}
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,", av_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;
}
static av_cold int xbm_encode_close(AVCodecContext *avctx)
{
av_freep(&avctx->coded_frame);
return 0;
}
AVCodec ff_xbm_encoder = {
.name = "xbm",
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_XBM,
.init = xbm_encode_init,
.encode2 = xbm_encode_frame,
.close = xbm_encode_close,
.pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_MONOWHITE,
AV_PIX_FMT_NONE },
.long_name = NULL_IF_CONFIG_SMALL("XBM (X BitMap) image"),
};