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https://github.com/FFmpeg/FFmpeg.git
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ac627b3d38
* 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>
87 lines
3.2 KiB
C
87 lines
3.2 KiB
C
/*
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* Copyright (C) 2007 Marc Hoffman <marc.hoffman@analog.com>
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*
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* Blackfin software video scaler operations
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <stdint.h>
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#include "config.h"
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#include "libswscale/swscale_internal.h"
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#if defined (__FDPIC__) && CONFIG_SRAM
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#define L1CODE __attribute__((l1_text))
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#else
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#define L1CODE
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#endif
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int ff_bfin_uyvytoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst,
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uint8_t *vdst, int width, int height,
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int lumStride, int chromStride, int srcStride) L1CODE;
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int ff_bfin_yuyvtoyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst,
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uint8_t *vdst, int width, int height,
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int lumStride, int chromStride, int srcStride) L1CODE;
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static int uyvytoyv12_unscaled(SwsContext *c, const uint8_t *src[],
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int srcStride[], int srcSliceY, int srcSliceH,
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uint8_t *dst[], int dstStride[])
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{
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uint8_t *dsty = dst[0] + dstStride[0] * srcSliceY;
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uint8_t *dstu = dst[1] + dstStride[1] * srcSliceY / 2;
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uint8_t *dstv = dst[2] + dstStride[2] * srcSliceY / 2;
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const uint8_t *ip = src[0] + srcStride[0] * srcSliceY;
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int w = dstStride[0];
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ff_bfin_uyvytoyv12(ip, dsty, dstu, dstv, w, srcSliceH,
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dstStride[0], dstStride[1], srcStride[0]);
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return srcSliceH;
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}
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static int yuyvtoyv12_unscaled(SwsContext *c, const uint8_t *src[],
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int srcStride[], int srcSliceY, int srcSliceH,
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uint8_t *dst[], int dstStride[])
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{
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uint8_t *dsty = dst[0] + dstStride[0] * srcSliceY;
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uint8_t *dstu = dst[1] + dstStride[1] * srcSliceY / 2;
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uint8_t *dstv = dst[2] + dstStride[2] * srcSliceY / 2;
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const uint8_t *ip = src[0] + srcStride[0] * srcSliceY;
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int w = dstStride[0];
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ff_bfin_yuyvtoyv12(ip, dsty, dstu, dstv, w, srcSliceH,
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dstStride[0], dstStride[1], srcStride[0]);
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return srcSliceH;
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}
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void ff_bfin_get_unscaled_swscale(SwsContext *c)
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{
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if (c->dstFormat == AV_PIX_FMT_YUV420P && c->srcFormat == AV_PIX_FMT_UYVY422) {
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av_log(NULL, AV_LOG_VERBOSE,
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"selecting Blackfin optimized uyvytoyv12_unscaled\n");
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c->swScale = uyvytoyv12_unscaled;
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}
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if (c->dstFormat == AV_PIX_FMT_YUV420P && c->srcFormat == AV_PIX_FMT_YUYV422) {
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av_log(NULL, AV_LOG_VERBOSE,
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"selecting Blackfin optimized yuyvtoyv12_unscaled\n");
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c->swScale = yuyvtoyv12_unscaled;
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}
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}
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