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81 lines
2.8 KiB
81 lines
2.8 KiB
17 years ago
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/*
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* Copyright (c) 2008 BBC, Anuradha Suraparaju <asuraparaju at gmail dot com >
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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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/**
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* @file libschroedinger.c
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* function definitions common to libschroedingerdec.c and libschroedingerenc.c
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*/
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#include "libdirac_libschro.h"
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#include "libschroedinger.h"
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/**
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* Schroedinger video preset table. Ensure that this tables matches up correctly
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* with the ff_dirac_schro_video_format_info table in libdirac_libschro.c.
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*/
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static const SchroVideoFormatEnum ff_schro_video_formats[]={
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SCHRO_VIDEO_FORMAT_CUSTOM ,
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SCHRO_VIDEO_FORMAT_QSIF ,
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SCHRO_VIDEO_FORMAT_QCIF ,
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SCHRO_VIDEO_FORMAT_SIF ,
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SCHRO_VIDEO_FORMAT_CIF ,
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SCHRO_VIDEO_FORMAT_4SIF ,
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SCHRO_VIDEO_FORMAT_4CIF ,
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SCHRO_VIDEO_FORMAT_SD480I_60 ,
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SCHRO_VIDEO_FORMAT_SD576I_50 ,
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SCHRO_VIDEO_FORMAT_HD720P_60 ,
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SCHRO_VIDEO_FORMAT_HD720P_50 ,
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SCHRO_VIDEO_FORMAT_HD1080I_60 ,
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SCHRO_VIDEO_FORMAT_HD1080I_50 ,
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SCHRO_VIDEO_FORMAT_HD1080P_60 ,
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SCHRO_VIDEO_FORMAT_HD1080P_50 ,
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SCHRO_VIDEO_FORMAT_DC2K_24 ,
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SCHRO_VIDEO_FORMAT_DC4K_24 ,
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};
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SchroVideoFormatEnum ff_get_schro_video_format_preset(AVCodecContext *avccontext)
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{
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unsigned int num_formats = sizeof(ff_schro_video_formats) /
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sizeof(ff_schro_video_formats[0]);
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unsigned int idx = ff_dirac_schro_get_video_format_idx (avccontext);
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return (idx < num_formats) ?
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ff_schro_video_formats[idx] : SCHRO_VIDEO_FORMAT_CUSTOM;
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}
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int ff_get_schro_frame_format (SchroChromaFormat schro_pix_fmt,
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SchroFrameFormat *schro_frame_fmt)
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{
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unsigned int num_formats = sizeof(ffmpeg_schro_pixel_format_map) /
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sizeof(ffmpeg_schro_pixel_format_map[0]);
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int idx;
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for (idx = 0; idx < num_formats; ++idx) {
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if (ffmpeg_schro_pixel_format_map[idx].schro_pix_fmt == schro_pix_fmt) {
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*schro_frame_fmt =
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ffmpeg_schro_pixel_format_map[idx].schro_frame_fmt;
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return 0;
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}
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}
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return -1;
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}
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