134 lines
4.4 KiB
C
134 lines
4.4 KiB
C
/*
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*
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* This is external code. Sets some compression related options
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* (width, height quality, framerate).
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*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*
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*/
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/** \file blender/avi/intern/options.c
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* \ingroup avi
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*/
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#include "AVI_avi.h"
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#include "avi_intern.h"
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#include "endian.h"
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#include "BLI_winstuff.h"
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/* avi_set_compress_options gets its own file... now don't WE feel important? */
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AviError AVI_set_compress_option (AviMovie *movie, int option_type, int stream, AviOption option, void *opt_data)
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{
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int i;
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int useconds;
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(void)stream; /* unused */
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if (movie->header->TotalFrames != 0) /* Can't change params after we have already started writing frames */
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return AVI_ERROR_OPTION;
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switch (option_type) {
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case AVI_OPTION_TYPE_MAIN:
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switch (option) {
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case AVI_OPTION_WIDTH:
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movie->header->Width = *((int *) opt_data);
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movie->header->SuggestedBufferSize = movie->header->Width*movie->header->Height*3;
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for (i=0; i < movie->header->Streams; i++) {
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if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
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((AviBitmapInfoHeader *) movie->streams[i].sf)->Width = *((int *) opt_data);
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movie->streams[i].sh.SuggestedBufferSize = movie->header->SuggestedBufferSize;
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movie->streams[i].sh.right = *((int *) opt_data);
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((AviBitmapInfoHeader *) movie->streams[i].sf)->SizeImage = movie->header->SuggestedBufferSize;
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fseek (movie->fp, movie->offset_table[1+i*2+1], SEEK_SET);
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awrite (movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
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}
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}
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break;
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case AVI_OPTION_HEIGHT:
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movie->header->Height = *((int *) opt_data);
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movie->header->SuggestedBufferSize = movie->header->Width*movie->header->Height*3;
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for (i=0; i < movie->header->Streams; i++) {
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if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
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((AviBitmapInfoHeader *) movie->streams[i].sf)->Height = *((int *) opt_data);
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movie->streams[i].sh.SuggestedBufferSize = movie->header->SuggestedBufferSize;
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movie->streams[i].sh.bottom = *((int *) opt_data);
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((AviBitmapInfoHeader *) movie->streams[i].sf)->SizeImage = movie->header->SuggestedBufferSize;
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fseek (movie->fp, movie->offset_table[1+i*2+1], SEEK_SET);
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awrite (movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
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}
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}
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break;
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case AVI_OPTION_QUALITY:
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for (i=0; i < movie->header->Streams; i++) {
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if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
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movie->streams[i].sh.Quality = (*((int *) opt_data))*100;
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fseek (movie->fp, movie->offset_table[1+i*2+1], SEEK_SET);
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awrite (movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
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}
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}
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break;
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case AVI_OPTION_FRAMERATE:
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useconds = (int)(1000000/(*((double *) opt_data)));
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if (useconds)
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movie->header->MicroSecPerFrame = useconds;
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for (i=0; i < movie->header->Streams; i++) {
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if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) {
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movie->streams[i].sh.Scale = movie->header->MicroSecPerFrame;
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fseek (movie->fp, movie->offset_table[1+i*2+1], SEEK_SET);
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awrite (movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
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}
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}
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}
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fseek (movie->fp, movie->offset_table[0], SEEK_SET);
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awrite (movie, movie->header, 1, sizeof(AviMainHeader), movie->fp, AVI_MAINH);
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break;
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case AVI_OPTION_TYPE_STRH:
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break;
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case AVI_OPTION_TYPE_STRF:
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break;
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default:
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return AVI_ERROR_OPTION;
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break;
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}
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return AVI_ERROR_NONE;
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}
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