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64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/*
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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 Libav.
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*
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* Libav 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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* Libav 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 Libav; 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
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* data structures common to libschroedinger decoder and encoder
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*/
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#ifndef AVCODEC_LIBSCHROEDINGER_H
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#define AVCODEC_LIBSCHROEDINGER_H
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#include <schroedinger/schrobitstream.h>
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#include <schroedinger/schroframe.h>
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#include "avcodec.h"
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static const struct {
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enum PixelFormat ff_pix_fmt;
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SchroChromaFormat schro_pix_fmt;
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SchroFrameFormat schro_frame_fmt;
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} schro_pixel_format_map[] = {
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{ PIX_FMT_YUV420P, SCHRO_CHROMA_420, SCHRO_FRAME_FORMAT_U8_420 },
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{ PIX_FMT_YUV422P, SCHRO_CHROMA_422, SCHRO_FRAME_FORMAT_U8_422 },
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{ PIX_FMT_YUV444P, SCHRO_CHROMA_444, SCHRO_FRAME_FORMAT_U8_444 },
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};
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/**
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* Returns the video format preset matching the input video dimensions and
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* time base.
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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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* Sets the Schroedinger frame format corresponding to the Schro chroma format
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* passed. Returns 0 on success, -1 on failure.
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*/
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int ff_get_schro_frame_format(SchroChromaFormat schro_chroma_fmt,
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SchroFrameFormat *schro_frame_fmt);
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/**
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* Create a Schro frame based on the dimensions and frame format
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* passed. Returns a pointer to a frame on success, NULL on failure.
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*/
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SchroFrame *ff_create_schro_frame(AVCodecContext *avccontext,
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SchroFrameFormat schro_frame_fmt);
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#endif /* AVCODEC_LIBSCHROEDINGER_H */
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