diff options
Diffstat (limited to 'source/blender/io/avi/intern/avi_options.c')
| -rw-r--r-- | source/blender/io/avi/intern/avi_options.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/source/blender/io/avi/intern/avi_options.c b/source/blender/io/avi/intern/avi_options.c new file mode 100644 index 00000000000..65db8c19397 --- /dev/null +++ b/source/blender/io/avi/intern/avi_options.c @@ -0,0 +1,148 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. + * All rights reserved. + */ + +/** \file + * \ingroup avi + * + * This is external code. Sets some compression related options + * (width, height quality, framerate). + */ + +#include "AVI_avi.h" +#include "avi_intern.h" +#include "avi_endian.h" + +#ifdef WIN32 +# include "BLI_winstuff.h" +#endif + +/* avi_set_compress_options gets its own file... now don't WE feel important? */ + +AviError AVI_set_compress_option( + AviMovie *movie, int option_type, int stream, AviOption option, void *opt_data) +{ + int i; + int useconds; + + (void)stream; /* unused */ + + if (movie->header->TotalFrames != 0) { + /* Can't change params after we have already started writing frames. */ + return AVI_ERROR_OPTION; + } + + switch (option_type) { + case AVI_OPTION_TYPE_MAIN: + switch (option) { + case AVI_OPTION_WIDTH: + movie->header->Width = *((int *)opt_data); + movie->header->SuggestedBufferSize = movie->header->Width * movie->header->Height * 3; + + for (i = 0; i < movie->header->Streams; i++) { + if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) { + ((AviBitmapInfoHeader *)movie->streams[i].sf)->Width = *((int *)opt_data); + movie->streams[i].sh.SuggestedBufferSize = movie->header->SuggestedBufferSize; + movie->streams[i].sh.right = *((int *)opt_data); + ((AviBitmapInfoHeader *)movie->streams[i].sf)->SizeImage = + movie->header->SuggestedBufferSize; + fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET); + awrite(movie, + movie->streams[i].sf, + 1, + movie->streams[i].sf_size, + movie->fp, + AVI_BITMAPH); + } + } + + break; + + case AVI_OPTION_HEIGHT: + movie->header->Height = *((int *)opt_data); + movie->header->SuggestedBufferSize = movie->header->Width * movie->header->Height * 3; + + for (i = 0; i < movie->header->Streams; i++) { + if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) { + ((AviBitmapInfoHeader *)movie->streams[i].sf)->Height = *((int *)opt_data); + movie->streams[i].sh.SuggestedBufferSize = movie->header->SuggestedBufferSize; + movie->streams[i].sh.bottom = *((int *)opt_data); + ((AviBitmapInfoHeader *)movie->streams[i].sf)->SizeImage = + movie->header->SuggestedBufferSize; + fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET); + awrite(movie, + movie->streams[i].sf, + 1, + movie->streams[i].sf_size, + movie->fp, + AVI_BITMAPH); + } + } + + break; + + case AVI_OPTION_QUALITY: + for (i = 0; i < movie->header->Streams; i++) { + if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) { + movie->streams[i].sh.Quality = (*((int *)opt_data)) * 100; + fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET); + awrite(movie, + movie->streams[i].sf, + 1, + movie->streams[i].sf_size, + movie->fp, + AVI_BITMAPH); + } + } + break; + + case AVI_OPTION_FRAMERATE: + useconds = (int)(1000000 / (*((double *)opt_data))); + if (useconds) { + movie->header->MicroSecPerFrame = useconds; + } + + for (i = 0; i < movie->header->Streams; i++) { + if (avi_get_format_type(movie->streams[i].format) == FCC("vids")) { + movie->streams[i].sh.Scale = movie->header->MicroSecPerFrame; + fseek(movie->fp, movie->offset_table[1 + i * 2 + 1], SEEK_SET); + awrite(movie, + movie->streams[i].sf, + 1, + movie->streams[i].sf_size, + movie->fp, + AVI_BITMAPH); + } + } + break; + } + + fseek(movie->fp, movie->offset_table[0], SEEK_SET); + awrite(movie, movie->header, 1, sizeof(AviMainHeader), movie->fp, AVI_MAINH); + + break; + case AVI_OPTION_TYPE_STRH: + break; + case AVI_OPTION_TYPE_STRF: + break; + default: + return AVI_ERROR_OPTION; + } + + return AVI_ERROR_NONE; +} |