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This commit is contained in:
Hans Lambermont
2002-10-12 11:37:38 +00:00
commit 12315f4d0e
1699 changed files with 444708 additions and 0 deletions
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54
source/blender/avi/intern/Makefile Normal file
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#
# $Id$
#
# ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
#
# 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. The Blender
# Foundation also sells licenses for use in proprietary software under
# the Blender License. See http://www.blender.org/BL/ for information
# about this.
#
# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
# All rights reserved.
#
# The Original Code is: all of this file.
#
# Contributor(s): none yet.
#
# ***** END GPL/BL DUAL LICENSE BLOCK *****
#
#
LIBNAME = avi
DIR = $(OCGDIR)/blender/$(LIBNAME)
include nan_compile.mk
CFLAGS += $(LEVEL1_C_WARNINGS)
ifeq ($(CPU),$(findstring $(CPU), "powerpc mips sparc"))
CPPFLAGS += -DWORDS_BIGENDIAN
else
# alpha i386
CPPFLAGS += -DWORDS_LITTLEENDIAN
endif
# the JPEG library
CPPFLAGS += -I$(NAN_JPEG)/include
# path to the guarded memory allocator
CPPFLAGS += -I$(NAN_GUARDEDALLOC)/include
# our own include
CPPFLAGS += -I..

835
source/blender/avi/intern/avi.c Normal file
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/**
* avi.c
*
* This is external code.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*
*/
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#include <ctype.h>
#include "AVI_avi.h"
#include "avi_intern.h"
#include "endian.h"
static int AVI_DEBUG=0;
static char DEBUG_FCC[4];
#define DEBUG(x) if(AVI_DEBUG) printf("AVI DEBUG: " x);
/* local functions */
char *fcc_to_char (unsigned int fcc);
char *tcc_to_char (unsigned int tcc);
/* implemetation */
unsigned int GET_FCC (FILE *fp) {
unsigned char tmp[4];
tmp[0] = getc(fp);
tmp[1] = getc(fp);
tmp[2] = getc(fp);
tmp[3] = getc(fp);
return FCC (tmp);
}
unsigned int GET_TCC (FILE *fp) {
char tmp[5];
tmp[0] = getc(fp);
tmp[1] = getc(fp);
tmp[2] = 0;
tmp[3] = 0;
return FCC (tmp);
}
char *fcc_to_char (unsigned int fcc) {
DEBUG_FCC[0]= (fcc)&0177;
DEBUG_FCC[1]= (fcc>>8)&0177;
DEBUG_FCC[2]= (fcc>>16)&0177;
DEBUG_FCC[3]= (fcc>>24)&0177;
return DEBUG_FCC;
}
char *tcc_to_char (unsigned int tcc) {
DEBUG_FCC[0]= (tcc)&0177;
DEBUG_FCC[1]= (tcc>>8)&0177;
DEBUG_FCC[2]= 0;
DEBUG_FCC[3]= 0;
return DEBUG_FCC;
}
int AVI_get_stream (AviMovie *movie, int avist_type, int stream_num) {
int cur_stream;
if (movie == NULL)
return -AVI_ERROR_OPTION;
for (cur_stream=0; cur_stream < movie->header->Streams; cur_stream++) {
if (movie->streams[cur_stream].sh.Type == avist_type) {
if (stream_num == 0)
return cur_stream;
else
stream_num--;
}
}
return -AVI_ERROR_FOUND;
}
static int fcc_get_stream (int fcc) {
char fccs[4];
fccs[0] = fcc;
fccs[1] = fcc>>8;
fccs[2] = fcc>>16;
fccs[3] = fcc>>24;
return 10*(fccs[0]-'0') + (fccs[1]-'0');
}
static int fcc_is_data (int fcc) {
char fccs[4];
fccs[0] = fcc;
fccs[1] = fcc>>8;
fccs[2] = fcc>>16;
fccs[3] = fcc>>24;
if (!isdigit (fccs[0]) || !isdigit (fccs[1]) || (fccs[2] != 'd' && fccs[2] != 'w'))
return 0;
if (fccs[3] != 'b' && fccs[3] != 'c')
return 0;
return 1;
}
AviError AVI_print_error (AviError in_error) {
int error;
if ((int) in_error < 0)
error = -in_error;
else
error = in_error;
switch (error) {
case AVI_ERROR_NONE:
break;
case AVI_ERROR_COMPRESSION:
printf ("AVI ERROR: compressed in an unsupported format\n");
break;
case AVI_ERROR_OPEN:
printf ("AVI ERROR: could not open file\n");
break;
case AVI_ERROR_READING:
printf ("AVI ERROR: could not read from file\n");
break;
case AVI_ERROR_WRITING:
printf ("AVI ERROR: could not write to file\n");
break;
case AVI_ERROR_FORMAT:
printf ("AVI ERROR: file is in an illegal or unrecognized format\n");
break;
case AVI_ERROR_ALLOC:
printf ("AVI ERROR: error encountered while allocating memory\n");
break;
case AVI_ERROR_OPTION:
printf ("AVI ERROR: program made illegal request\n");
break;
case AVI_ERROR_FOUND:
printf ("AVI ERROR: movie did not contain expected item\n");
break;
default:
break;
}
return in_error;
}
void AVI_set_debug (int mode) {
AVI_DEBUG= mode;
}
int AVI_is_avi (char *name) {
FILE *fp;
int ret;
fp = fopen (name, "rb");
if (fp == NULL)
return 0;
if (GET_FCC (fp) != FCC("RIFF") ||
!GET_FCC (fp) ||
GET_FCC (fp) != FCC("AVI ")) {
ret = 0;
} else {
ret = 1;
}
fclose(fp);
return ret;
}
AviError AVI_open_movie (char *name, AviMovie *movie) {
int temp, fcca, size;
DEBUG("opening movie\n");
memset(movie, 0, sizeof(AviMovie));
movie->type = AVI_MOVIE_READ;
movie->fp = fopen (name, "rb");
movie->offset_table = NULL;
if (movie->fp == NULL)
return AVI_ERROR_OPEN;
if (GET_FCC (movie->fp) != FCC("RIFF") ||
!(movie->size = GET_FCC (movie->fp)))
return AVI_ERROR_FORMAT;
movie->header = (AviMainHeader *) MEM_mallocN (sizeof (AviMainHeader), "movieheader");
/* movie->header = (AviMainHeader *) malloc (sizeof (AviMainHeader)); */
if (GET_FCC (movie->fp) != FCC("AVI ") ||
GET_FCC (movie->fp) != FCC("LIST") ||
!GET_FCC (movie->fp) ||
GET_FCC (movie->fp) != FCC("hdrl") ||
(movie->header->fcc = GET_FCC (movie->fp)) != FCC("avih") ||
!(movie->header->size = GET_FCC (movie->fp))) {
DEBUG("bad initial header info\n");
return AVI_ERROR_FORMAT;
}
movie->header->MicroSecPerFrame = GET_FCC(movie->fp);
movie->header->MaxBytesPerSec = GET_FCC(movie->fp);
movie->header->PaddingGranularity = GET_FCC(movie->fp);
movie->header->Flags = GET_FCC(movie->fp);
movie->header->TotalFrames = GET_FCC(movie->fp);
movie->header->InitialFrames = GET_FCC(movie->fp);
movie->header->Streams = GET_FCC(movie->fp);
movie->header->SuggestedBufferSize = GET_FCC(movie->fp);
movie->header->Width = GET_FCC(movie->fp);
movie->header->Height = GET_FCC(movie->fp);
movie->header->Reserved[0] = GET_FCC(movie->fp);
movie->header->Reserved[1] = GET_FCC(movie->fp);
movie->header->Reserved[2] = GET_FCC(movie->fp);
movie->header->Reserved[3] = GET_FCC(movie->fp);
fseek (movie->fp, movie->header->size-14*4, SEEK_CUR);
if (movie->header->Streams < 1) {
DEBUG("streams less than 1\n");
return AVI_ERROR_FORMAT;
}
movie->streams = (AviStreamRec *) MEM_callocN (sizeof(AviStreamRec) * movie->header->Streams, "moviestreams");
/* movie->streams = (AviStreamRec *) */
/* malloc (sizeof(AviStreamRec) * movie->header->Streams); */
for (temp=0; temp < movie->header->Streams; temp++) {
if (GET_FCC(movie->fp) != FCC("LIST") ||
!GET_FCC (movie->fp) ||
GET_FCC (movie->fp) != FCC ("strl") ||
(movie->streams[temp].sh.fcc = GET_FCC (movie->fp)) != FCC ("strh") ||
!(movie->streams[temp].sh.size = GET_FCC (movie->fp))) {
DEBUG("bad stream header information\n");
return AVI_ERROR_FORMAT;
}
movie->streams[temp].sh.Type = GET_FCC (movie->fp);
movie->streams[temp].sh.Handler = GET_FCC (movie->fp);
fcca = movie->streams[temp].sh.Handler;
if (movie->streams[temp].sh.Type == FCC("vids")) {
if (fcca == FCC ("DIB ") ||
fcca == FCC ("RGB ") ||
fcca == FCC ("rgb ") ||
fcca == FCC ("RAW ") ||
fcca == 0) {
movie->streams[temp].format = AVI_FORMAT_AVI_RGB;
} else if (fcca == FCC ("mjpg")||fcca == FCC ("MJPG")) {
movie->streams[temp].format = AVI_FORMAT_MJPEG;
} else {
return AVI_ERROR_COMPRESSION;
}
}
movie->streams[temp].sh.Flags = GET_FCC (movie->fp);
movie->streams[temp].sh.Priority = GET_TCC (movie->fp);
movie->streams[temp].sh.Language = GET_TCC (movie->fp);
movie->streams[temp].sh.InitialFrames = GET_FCC (movie->fp);
movie->streams[temp].sh.Scale = GET_FCC (movie->fp);
movie->streams[temp].sh.Rate = GET_FCC (movie->fp);
movie->streams[temp].sh.Start = GET_FCC (movie->fp);
movie->streams[temp].sh.Length = GET_FCC (movie->fp);
movie->streams[temp].sh.SuggestedBufferSize = GET_FCC (movie->fp);
movie->streams[temp].sh.Quality = GET_FCC (movie->fp);
movie->streams[temp].sh.SampleSize = GET_FCC (movie->fp);
movie->streams[temp].sh.left = GET_TCC (movie->fp);
movie->streams[temp].sh.top = GET_TCC (movie->fp);
movie->streams[temp].sh.right = GET_TCC (movie->fp);
movie->streams[temp].sh.bottom = GET_TCC (movie->fp);
fseek (movie->fp, movie->streams[temp].sh.size-14*4, SEEK_CUR);
if (GET_FCC (movie->fp) != FCC("strf")) {
DEBUG("no stream format information\n");
return AVI_ERROR_FORMAT;
}
movie->streams[temp].sf_size= GET_FCC(movie->fp);
if (movie->streams[temp].sh.Type == FCC("vids")) {
if (movie->streams[temp].sf_size == sizeof(AviBitmapInfoHeader)-8) {
AviBitmapInfoHeader *bi;
movie->streams[temp].sf= MEM_mallocN(sizeof(AviBitmapInfoHeader), "streamformat");
/* movie->streams[temp].sf= malloc(sizeof(AviBitmapInfoHeader)); */
bi= (AviBitmapInfoHeader *) movie->streams[temp].sf;
bi->fcc= FCC("strf");
bi->size= movie->streams[temp].sf_size;
bi->Size= GET_FCC(movie->fp);
bi->Width= GET_FCC(movie->fp);
bi->Height= GET_FCC(movie->fp);
bi->Planes= GET_TCC(movie->fp);
bi->BitCount= GET_TCC(movie->fp);
bi->Compression= GET_FCC(movie->fp);
bi->SizeImage= GET_FCC(movie->fp);
bi->XPelsPerMeter= GET_FCC(movie->fp);
bi->YPelsPerMeter= GET_FCC(movie->fp);
bi->ClrUsed= GET_FCC(movie->fp);
bi->ClrImportant= GET_FCC(movie->fp);
fcca = bi->Compression;
if (fcca == FCC ("DIB ") ||
fcca == FCC ("RGB ") ||
fcca == FCC ("rgb ") ||
fcca == FCC ("RAW ") ||
fcca == FCC ("mjpg") ||
fcca == FCC ("MJPG") ||
fcca == 0) {
} else {
return AVI_ERROR_COMPRESSION;
}
} else fseek (movie->fp, movie->streams[temp].sf_size, SEEK_CUR);
} else fseek (movie->fp, movie->streams[temp].sf_size, SEEK_CUR);
/* Walk to the next LIST */
while (GET_FCC (movie->fp) != FCC("LIST")) {
temp= GET_FCC (movie->fp);
if (temp<0 || ftell(movie->fp) > movie->size) {
DEBUG("incorrect size in header or error in AVI\n");
return AVI_ERROR_FORMAT;
}
fseek(movie->fp, temp, SEEK_CUR);
}
fseek(movie->fp, -4L, SEEK_CUR);
}
while (1) {
temp = GET_FCC (movie->fp);
size = GET_FCC (movie->fp);
if (size == 0)
break;
if (temp == FCC("LIST")) {
if (GET_FCC(movie->fp) == FCC ("movi"))
break;
else
fseek (movie->fp, size-4, SEEK_CUR);
} else {
fseek (movie->fp, size, SEEK_CUR);
}
if (ftell(movie->fp) > movie->size) {
DEBUG("incorrect size in header or error in AVI\n");
return AVI_ERROR_FORMAT;
}
}
movie->movi_offset = ftell (movie->fp);
movie->read_offset = movie->movi_offset;
if (AVI_DEBUG) printf ("movi_offset is %d\n", movie->movi_offset);
/* Read in the index if the file has one, otherwise create one */
if (movie->header->Flags & AVIF_HASINDEX) {
fseek(movie->fp, size-4, SEEK_CUR);
if (GET_FCC(movie->fp) != FCC("idx1")) {
DEBUG("bad index informatio\n");
return AVI_ERROR_FORMAT;
}
movie->index_entries = GET_FCC (movie->fp)/sizeof(AviIndexEntry);
if (movie->index_entries == 0) {
DEBUG("no index entries\n");
return AVI_ERROR_FORMAT;
}
movie->entries = (AviIndexEntry *) MEM_mallocN (movie->index_entries * sizeof(AviIndexEntry),"movieentries");
/* movie->entries = (AviIndexEntry *) */
/* malloc (movie->index_entries * sizeof(AviIndexEntry)); */
for (temp=0; temp < movie->index_entries; temp++) {
movie->entries[temp].ChunkId = GET_FCC (movie->fp);
movie->entries[temp].Flags = GET_FCC (movie->fp);
movie->entries[temp].Offset = GET_FCC (movie->fp);
movie->entries[temp].Size = GET_FCC (movie->fp);
if (AVI_DEBUG) printf ("Index entry %04d: ChunkId:%s Flags:%d Offset:%d Size:%d\n", temp, fcc_to_char(movie->entries[temp].ChunkId), movie->entries[temp].Flags, movie->entries[temp].Offset, movie->entries[temp].Size);
}
/* Some AVI's have offset entries in absolute coordinates
* instead of an offset from the movie beginning... this is...
* wacky, but we need to handle it. The wacky offset always
* starts at movi_offset it seems... so we'll check that.
* Note the the offset needs an extra 4 bytes for some
* undetermined reason */
if (movie->entries[0].Offset == movie->movi_offset)
movie->read_offset= 4;
}
DEBUG("movie succesfully opened\n");
return AVI_ERROR_NONE;
}
void *AVI_read_frame (AviMovie *movie, AviFormat format, int frame, int stream) {
int cur_frame=-1, i=0, temp;
void *buffer;
/* Retrieve the record number of the desired frame in the index */
while (cur_frame < frame && i < movie->index_entries) {
if (fcc_is_data (movie->entries[i].ChunkId) &&
fcc_get_stream (movie->entries[i].ChunkId) == stream)
cur_frame++;
i++;
}
if (cur_frame != frame) return NULL;
fseek (movie->fp, movie->read_offset + movie->entries[i-1].Offset, SEEK_SET);
temp = GET_FCC(movie->fp);
buffer = MEM_mallocN (temp,"readbuffer");
/* buffer = malloc(temp); */
if (fread (buffer, 1, temp, movie->fp) != temp) {
MEM_freeN(buffer);
/* free(buffer); */
return NULL;
}
buffer = avi_format_convert (movie, stream, buffer, movie->streams[stream].format, format, &temp);
return buffer;
}
AviError AVI_close (AviMovie *movie) {
int i;
fclose (movie->fp);
for (i=0; i < movie->header->Streams; i++) {
if (movie->streams[i].sf != NULL)
MEM_freeN (movie->streams[i].sf);
}
if (movie->header != NULL)
MEM_freeN (movie->header);
if (movie->streams!= NULL)
MEM_freeN (movie->streams);
if (movie->entries != NULL)
MEM_freeN (movie->entries);
if (movie->offset_table != NULL)
MEM_freeN (movie->offset_table);
return AVI_ERROR_NONE;
}
AviError AVI_open_compress (char *name, AviMovie *movie, int streams, ...) {
va_list ap;
AviList list;
AviChunk chunk;
int i;
int header_pos1, header_pos2;
int stream_pos1, stream_pos2;
movie->type = AVI_MOVIE_WRITE;
movie->fp = fopen (name, "wb");
movie->index_entries = 0;
if (movie->fp == NULL)
return AVI_ERROR_OPEN;
movie->offset_table = (long *) MEM_mallocN ((1+streams*2) * sizeof (long),"offsettable");
/* movie->offset_table = (long *) malloc ((1+streams*2) * sizeof (long)); */
for (i=0; i < 1 + streams*2; i++)
movie->offset_table[i] = -1L;
movie->entries = NULL;
movie->header = (AviMainHeader *) MEM_mallocN (sizeof(AviMainHeader),"movieheader");
/* movie->header = (AviMainHeader *) malloc (sizeof(AviMainHeader)); */
movie->header->fcc = FCC("avih");
movie->header->size = 56;
movie->header->MicroSecPerFrame = 66667;
movie->header->MaxBytesPerSec = 0;
movie->header->PaddingGranularity = 0;
movie->header->Flags = AVIF_HASINDEX | AVIF_MUSTUSEINDEX;
movie->header->TotalFrames = 0;
movie->header->InitialFrames = 0;
movie->header->Streams = streams;
movie->header->SuggestedBufferSize = 0;
movie->header->Width = 0;
movie->header->Height = 0;
movie->header->Reserved[0] = 0;
movie->header->Reserved[1] = 0;
movie->header->Reserved[2] = 0;
movie->header->Reserved[3] = 0;
movie->streams = (AviStreamRec *) MEM_mallocN (sizeof(AviStreamRec) * movie->header->Streams,"moviestreams");
/* movie->streams = (AviStreamRec *) malloc (sizeof(AviStreamRec) * movie->header->Streams); */
va_start (ap, streams);
for (i=0; i < movie->header->Streams; i++) {
movie->streams[i].format = va_arg(ap, AviFormat);
movie->streams[i].sh.fcc = FCC ("strh");
movie->streams[i].sh.size = 56;
movie->streams[i].sh.Type = avi_get_format_type (movie->streams[i].format);
if (movie->streams[i].sh.Type == 0)
return AVI_ERROR_FORMAT;
movie->streams[i].sh.Handler = avi_get_format_fcc (movie->streams[i].format);
if (movie->streams[i].sh.Handler == 0)
return AVI_ERROR_FORMAT;
movie->streams[i].sh.Flags = 0;
movie->streams[i].sh.Priority = 0;
movie->streams[i].sh.Language = 0;
movie->streams[i].sh.InitialFrames = 0;
movie->streams[i].sh.Scale = 66667;
movie->streams[i].sh.Rate = 1000000;
movie->streams[i].sh.Start = 0;
movie->streams[i].sh.Length = 0;
movie->streams[i].sh.SuggestedBufferSize = 0;
movie->streams[i].sh.Quality = 10000;
movie->streams[i].sh.SampleSize = 0;
movie->streams[i].sh.left = 0;
movie->streams[i].sh.top = 0;
movie->streams[i].sh.right = 0;
movie->streams[i].sh.bottom = 0;
if (movie->streams[i].sh.Type == FCC("vids")) {
if (movie->streams[i].format == AVI_FORMAT_MJPEG) {
movie->streams[i].sf = MEM_mallocN (sizeof(AviBitmapInfoHeader)
+ sizeof(AviMJPEGUnknown),"moviestreamformatL");
/* movie->streams[i].sf = malloc (sizeof(AviBitmapInfoHeader) */
/* + sizeof(AviMJPEGUnknown)); */
movie->streams[i].sf_size = sizeof(AviBitmapInfoHeader) + sizeof(AviMJPEGUnknown);
} else {
movie->streams[i].sf = MEM_mallocN (sizeof(AviBitmapInfoHeader), "moviestreamformatS");
/* movie->streams[i].sf = malloc (sizeof(AviBitmapInfoHeader)); */
movie->streams[i].sf_size = sizeof(AviBitmapInfoHeader);
}
((AviBitmapInfoHeader *) movie->streams[i].sf)->fcc = FCC ("strf");
((AviBitmapInfoHeader *) movie->streams[i].sf)->size = movie->streams[i].sf_size - 8;
((AviBitmapInfoHeader *) movie->streams[i].sf)->Size = movie->streams[i].sf_size - 8;
((AviBitmapInfoHeader *) movie->streams[i].sf)->Width = 0;
((AviBitmapInfoHeader *) movie->streams[i].sf)->Height = 0;
((AviBitmapInfoHeader *) movie->streams[i].sf)->Planes = 1;
((AviBitmapInfoHeader *) movie->streams[i].sf)->BitCount = 24;
((AviBitmapInfoHeader *) movie->streams[i].sf)->Compression = avi_get_format_compression (movie->streams[i].format);
((AviBitmapInfoHeader *) movie->streams[i].sf)->SizeImage = 0;
((AviBitmapInfoHeader *) movie->streams[i].sf)->XPelsPerMeter = 0;
((AviBitmapInfoHeader *) movie->streams[i].sf)->YPelsPerMeter = 0;
((AviBitmapInfoHeader *) movie->streams[i].sf)->ClrUsed = 0;
((AviBitmapInfoHeader *) movie->streams[i].sf)->ClrImportant = 0;
if (movie->streams[i].format == AVI_FORMAT_MJPEG) {
AviMJPEGUnknown *tmp;
tmp = (AviMJPEGUnknown *) ((char*) movie->streams[i].sf +sizeof(AviBitmapInfoHeader));
tmp->a = 44;
tmp->b = 24;
tmp->c = 0;
tmp->d = 2;
tmp->e = 8;
tmp->f = 2;
tmp->g = 1;
}
} else if (movie->streams[i].sh.Type == FCC("auds")) {
;
}
}
list.fcc = FCC("RIFF");
list.size = 0;
list.ids = FCC("AVI ");
awrite (movie, &list, 1, sizeof(AviList), movie->fp, AVI_LIST);
list.fcc = FCC("LIST");
list.size = 0;
list.ids = FCC("hdrl");
awrite (movie, &list, 1, sizeof(AviList), movie->fp, AVI_LIST);
header_pos1 = ftell(movie->fp);
movie->offset_table[0] = ftell(movie->fp);
awrite (movie, movie->header, 1, sizeof(AviMainHeader), movie->fp, AVI_MAINH);
for (i=0; i < movie->header->Streams; i++) {
list.fcc = FCC("LIST");
list.size = 0;
list.ids = FCC("strl");
awrite (movie, &list, 1, sizeof(AviList), movie->fp, AVI_LIST);
stream_pos1 = ftell(movie->fp);
movie->offset_table[1+i*2] = ftell(movie->fp);
awrite (movie, &movie->streams[i].sh, 1, sizeof(AviStreamHeader), movie->fp, AVI_STREAMH);
movie->offset_table[1+i*2+1] = ftell(movie->fp);
awrite (movie, movie->streams[i].sf, 1, movie->streams[i].sf_size, movie->fp, AVI_BITMAPH);
stream_pos2 = ftell(movie->fp);
fseek (movie->fp, stream_pos1-8, SEEK_SET);
PUT_FCCN((stream_pos2-stream_pos1+4L), movie->fp);
fseek (movie->fp, stream_pos2, SEEK_SET);
}
if (ftell(movie->fp) < 2024 - 8) {
chunk.fcc = FCC("JUNK");
chunk.size = 2024-8-ftell(movie->fp);
awrite (movie, &chunk, 1, sizeof(AviChunk), movie->fp, AVI_CHUNK);
for (i=0; i < chunk.size; i++)
putc(0, movie->fp);
}
header_pos2 = ftell(movie->fp);
list.fcc = FCC("LIST");
list.size = 0;
list.ids = FCC("movi");
awrite (movie, &list, 1, sizeof(AviList), movie->fp, AVI_LIST);
movie->movi_offset = ftell(movie->fp)-8L;
fseek (movie->fp, AVI_HDRL_SOFF, SEEK_SET);
PUT_FCCN((header_pos2-header_pos1+4L), movie->fp);
return AVI_ERROR_NONE;
}
AviError AVI_write_frame (AviMovie *movie, int frame_num, ...) {
AviList list;
AviChunk chunk;
AviIndexEntry *temp;
va_list ap;
int stream;
long rec_off;
AviFormat format;
void *buffer;
int size;
if (frame_num < 0)
return AVI_ERROR_OPTION;
/* Allocate the new memory for the index entry */
if (frame_num+1 > movie->index_entries) {
temp = (AviIndexEntry *) MEM_mallocN ((frame_num+1) *
(movie->header->Streams+1) * sizeof(AviIndexEntry),"newidxentry");
if (movie->entries != NULL) {
memcpy (temp, movie->entries, movie->index_entries * (movie->header->Streams+1)
* sizeof(AviIndexEntry));
MEM_freeN (movie->entries);
}
movie->entries = temp;
movie->index_entries = frame_num+1;
}
/* Slap a new record entry onto the end of the file */
fseek (movie->fp, 0L, SEEK_END);
list.fcc = FCC("LIST");
list.size = 0;
list.ids = FCC("rec ");
awrite (movie, &list, 1, sizeof(AviList), movie->fp, AVI_LIST);
rec_off = ftell (movie->fp)-8L;
/* Write a frame for every stream */
va_start (ap, frame_num);
for (stream=0; stream < movie->header->Streams; stream++) {
unsigned int tbuf=0;
format = va_arg (ap, AviFormat);
buffer = va_arg (ap, void*);
size = va_arg (ap, int);
/* Convert the buffer into the output format */
buffer = avi_format_convert (movie, stream, buffer, format, movie->streams[stream].format, &size);
/* Write the header info for this data chunk */
fseek (movie->fp, 0L, SEEK_END);
chunk.fcc = avi_get_data_id (format, stream);
chunk.size = size;
if (size%4) chunk.size += 4 - size%4;
awrite (movie, &chunk, 1, sizeof(AviChunk), movie->fp, AVI_CHUNK);
/* Write the index entry for this data chunk */
movie->entries[frame_num * (movie->header->Streams+1) + stream + 1].ChunkId = chunk.fcc;
movie->entries[frame_num * (movie->header->Streams+1) + stream + 1].Flags = AVIIF_KEYFRAME;
movie->entries[frame_num * (movie->header->Streams+1) + stream + 1].Offset = ftell(movie->fp)-12L-movie->movi_offset;
movie->entries[frame_num * (movie->header->Streams+1) + stream + 1].Size = chunk.size;
/* Write the chunk */
awrite (movie, buffer, 1, size, movie->fp, AVI_RAW);
MEM_freeN (buffer);
if (size%4) awrite (movie, &tbuf, 1, 4-size%4, movie->fp, AVI_RAW);
/* Update the stream headers length field */
movie->streams[stream].sh.Length++;
fseek (movie->fp, movie->offset_table[1+stream*2], SEEK_SET);
awrite (movie, &movie->streams[stream].sh, 1, sizeof(AviStreamHeader), movie->fp, AVI_STREAMH);
}
va_end (ap);
/* Record the entry for the new record */
fseek (movie->fp, 0L, SEEK_END);
movie->entries[frame_num * (movie->header->Streams+1)].ChunkId = FCC("rec ");
movie->entries[frame_num * (movie->header->Streams+1)].Flags = AVIIF_LIST;
movie->entries[frame_num * (movie->header->Streams+1)].Offset = rec_off-8L-movie->movi_offset;
movie->entries[frame_num * (movie->header->Streams+1)].Size = ftell(movie->fp)-(rec_off+4L);
/* Update the record size */
fseek (movie->fp, rec_off, SEEK_SET);
PUT_FCCN (movie->entries[frame_num * (movie->header->Streams+1)].Size, movie->fp);
/* Update the main header information in the file */
movie->header->TotalFrames++;
fseek (movie->fp, movie->offset_table[0], SEEK_SET);
awrite (movie, movie->header, 1, sizeof(AviMainHeader), movie->fp, AVI_MAINH);
return AVI_ERROR_NONE;
}
AviError AVI_close_compress (AviMovie *movie) {
int temp, movi_size, i;
fseek (movie->fp, 0L, SEEK_END);
movi_size = ftell (movie->fp);
PUT_FCC ("idx1", movie->fp);
PUT_FCCN ((movie->index_entries*(movie->header->Streams+1)*16), movie->fp);
for (temp=0; temp < movie->index_entries*(movie->header->Streams+1); temp++)
awrite (movie, &movie->entries[temp], 1, sizeof(AviIndexEntry), movie->fp, AVI_INDEXE);
temp = ftell (movie->fp);
fseek (movie->fp, AVI_RIFF_SOFF, SEEK_SET);
PUT_FCCN((temp-8L), movie->fp);
fseek (movie->fp, movie->movi_offset, SEEK_SET);
PUT_FCCN((movi_size-(movie->movi_offset+4L)),movie->fp);
fclose (movie->fp);
for (i=0; i < movie->header->Streams; i++) {
if (movie->streams[i].sf != NULL)
MEM_freeN (movie->streams[i].sf);
}
if (movie->header != NULL)
MEM_freeN (movie->header);
if (movie->entries != NULL)
MEM_freeN (movie->entries);
if (movie->streams != NULL)
MEM_freeN (movie->streams);
if (movie->offset_table != NULL)
MEM_freeN (movie->offset_table);
return AVI_ERROR_NONE;
}

53
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/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#ifndef AVI_INTERN_H
#define AVI_INTERN_H
#include <stdio.h> /* for FILE */
#include "MEM_guardedalloc.h"
unsigned int GET_FCC (FILE *fp);
unsigned int GET_TCC (FILE *fp);
#define PUT_FCC(ch4, fp) putc(ch4[0],fp); putc(ch4[1],fp); putc(ch4[2],fp); putc(ch4[3],fp)
#define PUT_FCCN(num, fp) putc((num>>0)&0377,fp); putc((num>>8)&0377,fp); putc((num>>16)&0377,fp); putc((num>>24)&0377,fp)
#define PUT_TCC(ch2, fp) putc(ch2[0],fp); putc(ch2[1],fp)
void *avi_format_convert (AviMovie *movie, int stream, void *buffer, AviFormat from, AviFormat to, int *size);
int avi_get_data_id(AviFormat format, int stream);
int avi_get_format_type(AviFormat format);
int avi_get_format_fcc(AviFormat format);
int avi_get_format_compression(AviFormat format);
#endif

144
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/**
* avirgb.c
*
* This is external code. Converts rgb-type avi-s.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*
*/
#include "AVI_avi.h"
#include <stdlib.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "avirgb.h"
/* implementation */
void *avi_converter_from_avi_rgb (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
int x, y,i, rowstride;
unsigned char *buf;
AviBitmapInfoHeader *bi;
short bits= 32;
bi= (AviBitmapInfoHeader *) movie->streams[stream].sf;
if (bi) bits= bi->BitCount;
if (bits==16) {
unsigned short *pxl;
unsigned char *to;
#ifdef WORDS_BIGENDIAN
unsigned char *pxla;
#endif
buf = MEM_mallocN (movie->header->Height * movie->header->Width * 3, "fromavirgbbuf");
y= movie->header->Height;
to= buf;
while (y--) {
pxl= (unsigned short *) (buffer + y * movie->header->Width * 2);
#ifdef WORDS_BIGENDIAN
pxla= (unsigned char *)pxl;
#endif
x= movie->header->Width;
while (x--) {
#ifdef WORDS_BIGENDIAN
i= pxla[0];
pxla[0]= pxla[1];
pxla[1]= i;
pxla+=2;
#endif
*(to++)= ((*pxl>>10)&0x1f)*8;
*(to++)= ((*pxl>>5)&0x1f)*8;
*(to++)= (*pxl&0x1f)*8;
pxl++;
}
}
MEM_freeN (buffer);
return buf;
} else {
buf = MEM_mallocN (movie->header->Height * movie->header->Width * 3, "fromavirgbbuf");
rowstride = movie->header->Width*3;
if (bits!=16) if (movie->header->Width%2) rowstride++;
for (y=0; y < movie->header->Height; y++) {
memcpy (&buf[y*movie->header->Width*3], &buffer[((movie->header->Height-1)-y)*rowstride], movie->header->Width*3);
}
for (y=0; y < movie->header->Height*movie->header->Width*3; y+=3) {
i = buf[y];
buf[y] = buf[y+2];
buf[y+2] = i;
}
MEM_freeN (buffer);
return buf;
}
}
void *avi_converter_to_avi_rgb (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
int y, x, i, rowstride;
unsigned char *buf;
*size= movie->header->Height * movie->header->Width * 3;
if (movie->header->Width%2) *size+= movie->header->Height;
buf = MEM_mallocN (*size,"toavirgbbuf");
rowstride = movie->header->Width*3;
if (movie->header->Width%2) rowstride++;
for (y=0; y < movie->header->Height; y++) {
memcpy (&buf[y*rowstride], &buffer[((movie->header->Height-1)-y)*movie->header->Width*3], movie->header->Width*3);
}
for (y=0; y < movie->header->Height; y++) {
for (x=0; x < movie->header->Width*3; x+=3) {
i = buf[y*rowstride+x];
buf[y*rowstride+x] = buf[y*rowstride+x+2];
buf[y*rowstride+x+2] = i;
}
}
MEM_freeN (buffer);
return buf;
}

33
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/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
void *avi_converter_from_avi_rgb (AviMovie *movie, int stream, unsigned char *buffer, int *size);
void *avi_converter_to_avi_rgb (AviMovie *movie, int stream, unsigned char *buffer, int *size);

143
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/**
* codecs.c
*
* This is external code. Identify and convert different avi-files.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
#include "AVI_avi.h"
#include "avi_intern.h"
#include "avirgb.h"
#include "mjpeg.h"
#include "rgb32.h"
void *avi_format_convert (AviMovie *movie, int stream, void *buffer, AviFormat from, AviFormat to, int *size) {
if (from == to)
return buffer;
if (from != AVI_FORMAT_RGB24 &&
to != AVI_FORMAT_RGB24)
return avi_format_convert(movie, stream,
avi_format_convert (movie, stream, buffer, from, AVI_FORMAT_RGB24, size),
AVI_FORMAT_RGB24, to, size);
switch (to) {
case AVI_FORMAT_RGB24:
switch (from) {
case AVI_FORMAT_AVI_RGB:
buffer = avi_converter_from_avi_rgb (movie, stream, buffer, size);
break;
case AVI_FORMAT_MJPEG:
buffer = avi_converter_from_mjpeg (movie, stream, buffer, size);
break;
case AVI_FORMAT_RGB32:
buffer = avi_converter_from_rgb32 (movie, stream, buffer, size);
break;
default:
break;
}
break;
case AVI_FORMAT_AVI_RGB:
buffer = avi_converter_to_avi_rgb (movie, stream, buffer, size);
break;
case AVI_FORMAT_MJPEG:
buffer = avi_converter_to_mjpeg (movie, stream, buffer, size);
break;
case AVI_FORMAT_RGB32:
buffer = avi_converter_to_rgb32 (movie, stream, buffer, size);
break;
default:
break;
}
return buffer;
}
int avi_get_data_id (AviFormat format, int stream) {
char fcc[5];
if (avi_get_format_type (format) == FCC("vids"))
sprintf (fcc,"%2.2ddc",stream);
else if (avi_get_format_type (format) == FCC("auds"))
sprintf (fcc,"%2.2ddc",stream);
else
return 0;
return FCC(fcc);
}
int avi_get_format_type (AviFormat format) {
switch (format) {
case AVI_FORMAT_RGB24:
case AVI_FORMAT_RGB32:
case AVI_FORMAT_AVI_RGB:
case AVI_FORMAT_MJPEG:
return FCC("vids");
break;
default:
return 0;
break;
}
}
int avi_get_format_fcc (AviFormat format) {
switch (format) {
case AVI_FORMAT_RGB24:
case AVI_FORMAT_RGB32:
case AVI_FORMAT_AVI_RGB:
return FCC("DIB ");
break;
case AVI_FORMAT_MJPEG:
return FCC("MJPG");
break;
default:
return 0;
break;
}
}
int avi_get_format_compression (AviFormat format) {
switch (format) {
case AVI_FORMAT_RGB24:
case AVI_FORMAT_RGB32:
case AVI_FORMAT_AVI_RGB:
return 0;
break;
case AVI_FORMAT_MJPEG:
return FCC("MJPG");
break;
default:
return 0;
break;
}
}

207
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/**
* endian.h
*
* This is external code. Streams bytes to output depending on the
* endianness of the system.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
* */
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "AVI_avi.h"
#include "endian.h"
static void invert (int *num) {
int new=0,i,j;
for (j=0; j < 4; j++) {
for (i=0; i<8; i++) {
new |= ((*num>>(j*8+i))&1)<<((3-j)*8+i);
}
}
*num = new;
}
static void sinvert (short int *num) {
short int new=0;
int i,j;
for (j=0; j < 2; j++) {
for (i=0; i<8; i++) {
new |= ((*num>>(j*8+i))&1)<<((1-j)*8+i);
}
}
*num = new;
}
static void Ichunk (AviChunk *chunk) {
invert (&chunk->fcc);
invert (&chunk->size);
}
#ifdef WORDS_BIGENDIAN
static void Ilist (AviList *list){
invert (&list->fcc);
invert (&list->size);
invert (&list->ids);
}
static void Imainh (AviMainHeader *mainh) {
invert (&mainh->fcc);
invert (&mainh->size);
invert (&mainh->MicroSecPerFrame);
invert (&mainh->MaxBytesPerSec);
invert (&mainh->PaddingGranularity);
invert (&mainh->Flags);
invert (&mainh->TotalFrames);
invert (&mainh->InitialFrames);
invert (&mainh->Streams);
invert (&mainh->SuggestedBufferSize);
invert (&mainh->Width);
invert (&mainh->Height);
invert (&mainh->Reserved[0]);
invert (&mainh->Reserved[1]);
invert (&mainh->Reserved[2]);
invert (&mainh->Reserved[3]);
}
static void Istreamh (AviStreamHeader *streamh) {
invert (&streamh->fcc);
invert (&streamh->size);
invert (&streamh->Type);
invert (&streamh->Handler);
invert (&streamh->Flags);
sinvert (&streamh->Priority);
sinvert (&streamh->Language);
invert (&streamh->InitialFrames);
invert (&streamh->Scale);
invert (&streamh->Rate);
invert (&streamh->Start);
invert (&streamh->Length);
invert (&streamh->SuggestedBufferSize);
invert (&streamh->Quality);
invert (&streamh->SampleSize);
sinvert (&streamh->left);
sinvert (&streamh->right);
sinvert (&streamh->top);
sinvert (&streamh->bottom);
}
static void Ibitmaph (AviBitmapInfoHeader *bitmaph) {
invert (&bitmaph->fcc);
invert (&bitmaph->size);
invert (&bitmaph->Size);
invert (&bitmaph->Width);
invert (&bitmaph->Height);
sinvert (&bitmaph->Planes);
sinvert (&bitmaph->BitCount);
invert (&bitmaph->Compression);
invert (&bitmaph->SizeImage);
invert (&bitmaph->XPelsPerMeter);
invert (&bitmaph->YPelsPerMeter);
invert (&bitmaph->ClrUsed);
invert (&bitmaph->ClrImportant);
}
static void Imjpegu (AviMJPEGUnknown *mjpgu) {
invert (&mjpgu->a);
invert (&mjpgu->b);
invert (&mjpgu->c);
invert (&mjpgu->d);
invert (&mjpgu->e);
invert (&mjpgu->f);
invert (&mjpgu->g);
}
static void Iindexe (AviIndexEntry *indexe) {
invert (&indexe->ChunkId);
invert (&indexe->Flags);
invert (&indexe->Offset);
invert (&indexe->Size);
}
#endif /* WORDS_BIGENDIAN */
void awrite (AviMovie *movie, void *datain, int block, int size, FILE *fp, int type) {
#ifdef WORDS_BIGENDIAN
void *data;
data = malloc (size);
memcpy (data, datain, size);
switch (type) {
case AVI_RAW:
fwrite (data, block, size, fp);
break;
case AVI_CHUNK:
Ichunk ((AviChunk *) data);
fwrite (data, block, size, fp);
break;
case AVI_LIST:
Ilist ((AviList *) data);
fwrite (data, block, size, fp);
break;
case AVI_MAINH:
Imainh ((AviMainHeader *) data);
fwrite (data, block, size, fp);
break;
case AVI_STREAMH:
Istreamh ((AviStreamHeader *) data);
fwrite (data, block, size, fp);
break;
case AVI_BITMAPH:
Ibitmaph ((AviBitmapInfoHeader *) data);
if (size==sizeof(AviBitmapInfoHeader) + sizeof(AviMJPEGUnknown)) {
Imjpegu((AviMJPEGUnknown*)((char*)data+sizeof(AviBitmapInfoHeader)));
}
fwrite (data, block, size, fp);
break;
case AVI_MJPEGU:
Imjpegu ((AviMJPEGUnknown *) data);
fwrite (data, block, size, fp);
break;
case AVI_INDEXE:
Iindexe ((AviIndexEntry *) data);
fwrite (data, block, size, fp);
break;
default:
break;
}
free (data);
#else /* WORDS_BIGENDIAN */
fwrite (datain, block, size, fp);
#endif /* WORDS_BIGENDIAN */
}

54
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/**
* endian.h
*
* This is external code.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
* */
#ifndef AVI_ENDIAN_H
#define AVI_ENDIAN_H
#include <stdio.h>
#include "AVI_avi.h"
#define AVI_RAW 0
#define AVI_CHUNK 1
#define AVI_LIST 2
#define AVI_MAINH 3
#define AVI_STREAMH 4
#define AVI_BITMAPH 5
#define AVI_INDEXE 6
#define AVI_MJPEGU 7
void awrite (AviMovie *movie, void *datain, int block, int size, FILE *fp, int type);
#endif

452
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/**
* mjpeg.c
*
* This is external code. Converts between avi and mpeg/jpeg.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
* */
#include "AVI_avi.h"
#include <stdlib.h>
#include <string.h>
#include "jpeglib.h"
#include "jerror.h"
#include "MEM_guardedalloc.h"
#include "mjpeg.h"
#define PADUP(num, amt) ((num+(amt-1))&~(amt-1))
static void jpegmemdestmgr_build (j_compress_ptr cinfo, unsigned char *buffer, int bufsize);
static void jpegmemsrcmgr_build (j_decompress_ptr dinfo, unsigned char *buffer, int bufsize);
static int numbytes;
static void add_huff_table (j_decompress_ptr dinfo, JHUFF_TBL **htblptr, const UINT8 *bits, const UINT8 *val) {
if (*htblptr == NULL)
*htblptr = jpeg_alloc_huff_table((j_common_ptr) dinfo);
memcpy((*htblptr)->bits, bits, sizeof((*htblptr)->bits));
memcpy((*htblptr)->huffval, val, sizeof((*htblptr)->huffval));
/* Initialize sent_table FALSE so table will be written to JPEG file. */
(*htblptr)->sent_table = FALSE;
}
/* Set up the standard Huffman tables (cf. JPEG standard section K.3) */
/* IMPORTANT: these are only valid for 8-bit data precision! */
static void std_huff_tables (j_decompress_ptr dinfo) {
static const UINT8 bits_dc_luminance[17] =
{ /* 0-base */
0, 0, 1, 5, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0 };
static const UINT8 val_dc_luminance[] =
{
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 };
static const UINT8 bits_dc_chrominance[17] =
{ /* 0-base */
0, 0, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
static const UINT8 val_dc_chrominance[] =
{
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 };
static const UINT8 bits_ac_luminance[17] =
{ /* 0-base */
0, 0, 2, 1, 3, 3, 2, 4, 3, 5, 5, 4, 4, 0, 0, 1, 0x7d };
static const UINT8 val_ac_luminance[] =
{
0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12,
0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07,
0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xa1, 0x08,
0x23, 0x42, 0xb1, 0xc1, 0x15, 0x52, 0xd1, 0xf0,
0x24, 0x33, 0x62, 0x72, 0x82, 0x09, 0x0a, 0x16,
0x17, 0x18, 0x19, 0x1a, 0x25, 0x26, 0x27, 0x28,
0x29, 0x2a, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,
0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49,
0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59,
0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69,
0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79,
0x7a, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
0x8a, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98,
0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6,
0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3, 0xc4, 0xc5,
0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2, 0xd3, 0xd4,
0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda, 0xe1, 0xe2,
0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9, 0xea,
0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8,
0xf9, 0xfa };
static const UINT8 bits_ac_chrominance[17] =
{ /* 0-base */
0, 0, 2, 1, 2, 4, 4, 3, 4, 7, 5, 4, 4, 0, 1, 2, 0x77 };
static const UINT8 val_ac_chrominance[] =
{
0x00, 0x01, 0x02, 0x03, 0x11, 0x04, 0x05, 0x21,
0x31, 0x06, 0x12, 0x41, 0x51, 0x07, 0x61, 0x71,
0x13, 0x22, 0x32, 0x81, 0x08, 0x14, 0x42, 0x91,
0xa1, 0xb1, 0xc1, 0x09, 0x23, 0x33, 0x52, 0xf0,
0x15, 0x62, 0x72, 0xd1, 0x0a, 0x16, 0x24, 0x34,
0xe1, 0x25, 0xf1, 0x17, 0x18, 0x19, 0x1a, 0x26,
0x27, 0x28, 0x29, 0x2a, 0x35, 0x36, 0x37, 0x38,
0x39, 0x3a, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48,
0x49, 0x4a, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58,
0x59, 0x5a, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68,
0x69, 0x6a, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78,
0x79, 0x7a, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
0x88, 0x89, 0x8a, 0x92, 0x93, 0x94, 0x95, 0x96,
0x97, 0x98, 0x99, 0x9a, 0xa2, 0xa3, 0xa4, 0xa5,
0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xb2, 0xb3, 0xb4,
0xb5, 0xb6, 0xb7, 0xb8, 0xb9, 0xba, 0xc2, 0xc3,
0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xd2,
0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9, 0xda,
0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9,
0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8,
0xf9, 0xfa };
add_huff_table(dinfo, &dinfo->dc_huff_tbl_ptrs[0],
bits_dc_luminance, val_dc_luminance);
add_huff_table(dinfo, &dinfo->ac_huff_tbl_ptrs[0],
bits_ac_luminance, val_ac_luminance);
add_huff_table(dinfo, &dinfo->dc_huff_tbl_ptrs[1],
bits_dc_chrominance, val_dc_chrominance);
add_huff_table(dinfo, &dinfo->ac_huff_tbl_ptrs[1],
bits_ac_chrominance, val_ac_chrominance);
}
static int Decode_JPEG(unsigned char *inBuffer, unsigned char *outBuffer, int width, int height, int bufsize) {
int rowstride, y;
struct jpeg_decompress_struct dinfo;
struct jpeg_error_mgr jerr;
numbytes= 0;
dinfo.err = jpeg_std_error(&jerr);
jpeg_create_decompress(&dinfo);
jpegmemsrcmgr_build(&dinfo, inBuffer, bufsize);
jpeg_read_header(&dinfo, TRUE);
if (dinfo.dc_huff_tbl_ptrs[0] == NULL){
std_huff_tables(&dinfo);
}
dinfo.out_color_space = JCS_RGB;
dinfo.dct_method = JDCT_IFAST;
jpeg_start_decompress(&dinfo);
rowstride= dinfo.output_width*dinfo.output_components;
for (y= 0; y<dinfo.output_height; y++) {
jpeg_read_scanlines(&dinfo, (JSAMPARRAY) &outBuffer, 1);
outBuffer += rowstride;
}
jpeg_finish_decompress(&dinfo);
if (dinfo.output_height >= height) return 0;
inBuffer+= numbytes;
jpegmemsrcmgr_build(&dinfo, inBuffer, bufsize-numbytes);
numbytes= 0;
jpeg_read_header(&dinfo, TRUE);
if (dinfo.dc_huff_tbl_ptrs[0] == NULL){
std_huff_tables(&dinfo);
}
jpeg_start_decompress(&dinfo);
rowstride= dinfo.output_width*dinfo.output_components;
for (y= 0; y<dinfo.output_height; y++){
jpeg_read_scanlines(&dinfo, (JSAMPARRAY) &outBuffer, 1);
outBuffer += rowstride;
}
jpeg_finish_decompress(&dinfo);
jpeg_destroy_decompress(&dinfo);
return 1;
}
static void Compress_JPEG(int quality, unsigned char *outbuffer, unsigned char *inBuffer, int width, int height, int bufsize) {
int i, y, rowstride;
struct jpeg_compress_struct cinfo;
struct jpeg_error_mgr jerr;
unsigned char marker[60];
cinfo.err = jpeg_std_error(&jerr);
jpeg_create_compress(&cinfo);
jpegmemdestmgr_build(&cinfo, outbuffer, bufsize);
cinfo.image_width = width;
cinfo.image_height = height;
cinfo.input_components = 3;
cinfo.in_color_space = JCS_RGB;
jpeg_set_defaults(&cinfo);
jpeg_set_colorspace (&cinfo, JCS_YCbCr);
jpeg_set_quality (&cinfo, quality, TRUE);
cinfo.dc_huff_tbl_ptrs[0]->sent_table = TRUE;
cinfo.dc_huff_tbl_ptrs[1]->sent_table = TRUE;
cinfo.ac_huff_tbl_ptrs[0]->sent_table = TRUE;
cinfo.ac_huff_tbl_ptrs[1]->sent_table = TRUE;
cinfo.comp_info[0].component_id = 0;
cinfo.comp_info[0].v_samp_factor = 1;
cinfo.comp_info[1].component_id = 1;
cinfo.comp_info[2].component_id = 2;
cinfo.write_JFIF_header = FALSE;
jpeg_start_compress(&cinfo, FALSE);
i=0;
marker[i++] = 'A';
marker[i++] = 'V';
marker[i++] = 'I';
marker[i++] = '1';
marker[i++] = 0;
while (i<60)
marker[i++] = 32;
jpeg_write_marker (&cinfo, JPEG_APP0, marker, 60);
i=0;
while (i<60)
marker[i++] = 0;
jpeg_write_marker (&cinfo, JPEG_COM, marker, 60);
rowstride= cinfo.image_width*cinfo.input_components;
for (y = 0; y < cinfo.image_height; y++){
jpeg_write_scanlines(&cinfo, (JSAMPARRAY) &inBuffer, 1);
inBuffer += rowstride;
}
jpeg_finish_compress(&cinfo);
jpeg_destroy_compress(&cinfo);
}
static void interlace(unsigned char *to, unsigned char *from, int width, int height) {
int i, rowstride= width*3;
for (i=0; i<height; i++) {
if (i&1)
memcpy (&to[i*rowstride], &from[(i/2 + height/2)*rowstride], rowstride);
else
memcpy (&to[i*rowstride], &from[(i/2)*rowstride], rowstride);
}
}
static void deinterlace(int odd, unsigned char *to, unsigned char *from, int width, int height) {
int i, rowstride= width*3;
for (i=0; i<height; i++) {
if ((i&1)==odd)
memcpy (&to[(i/2 + height/2)*rowstride], &from[i*rowstride], rowstride);
else
memcpy (&to[(i/2)*rowstride], &from[i*rowstride], rowstride);
}
}
static int check_and_decode_jpeg(unsigned char *inbuf, unsigned char *outbuf, int width, int height, int bufsize) {
/* JPEG's are always multiples of 16, extra is cropped out AVI's */
if ((width&0xF) || (height&0xF)) {
int i, rrowstride, jrowstride;
int jwidth= PADUP(width, 16);
int jheight= PADUP(height, 16);
unsigned char *tmpbuf= MEM_mallocN(jwidth*jheight*3, "avi.check_and_decode_jpeg");
int ret= Decode_JPEG(inbuf, tmpbuf, jwidth, jheight, bufsize);
/* crop the tmpbuf into the real buffer */
rrowstride= width*3;
jrowstride= jwidth*3;
for (i=0; i<height; i++)
memcpy(&outbuf[i*rrowstride], &tmpbuf[i*jrowstride], rrowstride);
MEM_freeN(tmpbuf);
return ret;
} else {
return Decode_JPEG(inbuf, outbuf, width, height, bufsize);
}
}
static void check_and_compress_jpeg(int quality, unsigned char *outbuf, unsigned char *inbuf, int width, int height, int bufsize) {
/* JPEG's are always multiples of 16, extra is ignored in AVI's */
if ((width&0xF) || (height&0xF)) {
int i, rrowstride, jrowstride;
int jwidth= PADUP(width, 16);
int jheight= PADUP(height, 16);
unsigned char *tmpbuf= MEM_mallocN(jwidth*jheight*3, "avi.check_and_compress_jpeg");
/* resize the realbuf into the tmpbuf */
rrowstride= width*3;
jrowstride= jwidth*3;
for (i=0; i<jheight; i++) {
if (i<height)
memcpy(&tmpbuf[i*jrowstride], &inbuf[i*rrowstride], rrowstride);
else
memset(&tmpbuf[i*jrowstride], 0, rrowstride);
memset(&tmpbuf[i*jrowstride+rrowstride], 0, jrowstride-rrowstride);
}
Compress_JPEG(quality, outbuf, tmpbuf, jwidth, jheight, bufsize);
MEM_freeN(tmpbuf);
} else {
Compress_JPEG(quality, outbuf, inbuf, width, height, bufsize);
}
}
void *avi_converter_from_mjpeg (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
int deint;
unsigned char *buf;
buf= MEM_mallocN (movie->header->Height * movie->header->Width * 3, "avi.avi_converter_from_mjpeg 1");
deint= check_and_decode_jpeg(buffer, buf, movie->header->Width, movie->header->Height, *size);
MEM_freeN(buffer);
if (deint) {
buffer = MEM_mallocN (movie->header->Height * movie->header->Width * 3, "avi.avi_converter_from_mjpeg 2");
interlace (buffer, buf, movie->header->Width, movie->header->Height);
MEM_freeN (buf);
buf= buffer;
}
return buf;
}
void *avi_converter_to_mjpeg (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
unsigned char *buf;
int bufsize= *size;
numbytes = 0;
*size= 0;
buf = MEM_mallocN (movie->header->Height * movie->header->Width * 3, "avi.avi_converter_to_mjpeg 1");
if (!movie->interlace) {
check_and_compress_jpeg(movie->streams[stream].sh.Quality/100, buf, buffer, movie->header->Width, movie->header->Height, bufsize);
} else {
deinterlace (movie->odd_fields, buf, buffer, movie->header->Width, movie->header->Height);
MEM_freeN (buffer);
buffer= buf;
buf= MEM_mallocN (movie->header->Height * movie->header->Width * 3, "avi.avi_converter_to_mjpeg 2");
check_and_compress_jpeg(movie->streams[stream].sh.Quality/100, buf, buffer, movie->header->Width, movie->header->Height/2, bufsize/2);
*size+= numbytes;
numbytes=0;
check_and_compress_jpeg(movie->streams[stream].sh.Quality/100, buf+*size, buffer+(movie->header->Height/2)*movie->header->Width*3, movie->header->Width, movie->header->Height/2, bufsize/2);
}
*size += numbytes;
MEM_freeN (buffer);
return buf;
}
/* Compression from memory */
static void jpegmemdestmgr_init_destination(j_compress_ptr cinfo) {
;
}
static boolean jpegmemdestmgr_empty_output_buffer(j_compress_ptr cinfo) {
return TRUE;
}
static void jpegmemdestmgr_term_destination(j_compress_ptr cinfo) {
numbytes-= cinfo->dest->free_in_buffer;
MEM_freeN(cinfo->dest);
}
static void jpegmemdestmgr_build(j_compress_ptr cinfo, unsigned char *buffer, int bufsize) {
cinfo->dest= MEM_mallocN(sizeof(*(cinfo->dest)), "avi.jpegmemdestmgr_build");
cinfo->dest->init_destination= jpegmemdestmgr_init_destination;
cinfo->dest->empty_output_buffer= jpegmemdestmgr_empty_output_buffer;
cinfo->dest->term_destination= jpegmemdestmgr_term_destination;
cinfo->dest->next_output_byte= buffer;
cinfo->dest->free_in_buffer= bufsize;
numbytes= bufsize;
}
/* Decompression from memory */
static void jpegmemsrcmgr_init_source(j_decompress_ptr dinfo) {
;
}
static boolean jpegmemsrcmgr_fill_input_buffer(j_decompress_ptr dinfo) {
unsigned char *buf= (unsigned char*) dinfo->src->next_input_byte-2;
/* if we get called, must have run out of data */
WARNMS(dinfo, JWRN_JPEG_EOF);
buf[0]= (JOCTET) 0xFF;
buf[1]= (JOCTET) JPEG_EOI;
dinfo->src->next_input_byte= buf;
dinfo->src->bytes_in_buffer= 2;
return TRUE;
}
static void jpegmemsrcmgr_skip_input_data(j_decompress_ptr dinfo, long skipcnt) {
if (dinfo->src->bytes_in_buffer<skipcnt)
skipcnt= dinfo->src->bytes_in_buffer;
dinfo->src->next_input_byte+= skipcnt;
dinfo->src->bytes_in_buffer-= skipcnt;
}
static void jpegmemsrcmgr_term_source(j_decompress_ptr dinfo) {
numbytes-= dinfo->src->bytes_in_buffer;
MEM_freeN(dinfo->src);
}
static void jpegmemsrcmgr_build(j_decompress_ptr dinfo, unsigned char *buffer, int bufsize) {
dinfo->src= MEM_mallocN(sizeof(*(dinfo->src)), "avi.jpegmemsrcmgr_build");
dinfo->src->init_source= jpegmemsrcmgr_init_source;
dinfo->src->fill_input_buffer= jpegmemsrcmgr_fill_input_buffer;
dinfo->src->skip_input_data= jpegmemsrcmgr_skip_input_data;
dinfo->src->resync_to_restart= jpeg_resync_to_restart;
dinfo->src->term_source= jpegmemsrcmgr_term_source;
dinfo->src->bytes_in_buffer= bufsize;
dinfo->src->next_input_byte= buffer;
numbytes= bufsize;
}

33
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/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
void *avi_converter_from_mjpeg (AviMovie *movie, int stream, unsigned char *buffer, int *size);
void *avi_converter_to_mjpeg (AviMovie *movie, int stream, unsigned char *buffer, int *size);

127
source/blender/avi/intern/options.c Normal file
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/**
* options.h
*
* This is external code. Sets some compression related options
* (width, height quality, framerate).
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
* */
#include "AVI_avi.h"
#include "avi_intern.h"
#include "endian.h"
/* 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;
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:
if (1000000/(*((int *) opt_data)))
movie->header->MicroSecPerFrame = 1000000/(*((int *) opt_data));
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);
}
}
}
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;
break;
}
return AVI_ERROR_NONE;
}

88
source/blender/avi/intern/rgb32.c Normal file
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/**
* rgb32.c
*
* This is external code. Converts between rgb32 and avi.
*
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
* */
#include "AVI_avi.h"
#include <stdlib.h>
#include <string.h>
#include "MEM_guardedalloc.h"
#include "rgb32.h"
void *avi_converter_from_rgb32 (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
int y, x, rowstridea, rowstrideb;
unsigned char *buf;
buf = MEM_mallocN (movie->header->Height * movie->header->Width * 3, "fromrgb32buf");
*size = movie->header->Height * movie->header->Width * 3;
rowstridea = movie->header->Width*3;
rowstrideb = movie->header->Width*4;
for (y=0; y < movie->header->Height; y++) {
for (x=0; x < movie->header->Width; x++) {
buf[y*rowstridea + x*3 + 0] = buffer[y*rowstrideb + x*4 + 3];
buf[y*rowstridea + x*3 + 1] = buffer[y*rowstrideb + x*4 + 2];
buf[y*rowstridea + x*3 + 2] = buffer[y*rowstrideb + x*4 + 1];
}
}
MEM_freeN (buffer);
return buf;
}
void *avi_converter_to_rgb32 (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
int i;
unsigned char *buf;
unsigned char *to, *from;
buf= MEM_mallocN (movie->header->Height * movie->header->Width * 4, "torgb32buf");
*size= movie->header->Height * movie->header->Width * 4;
memset(buf, 255, *size);
to= buf; from= buffer;
i=movie->header->Height*movie->header->Width;
while(i--) {
memcpy(to, from, 3);
to+=4; from+=3;
}
MEM_freeN (buffer);
return buf;
}

33
source/blender/avi/intern/rgb32.h Normal file
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@@ -0,0 +1,33 @@
/**
* $Id$
*
* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
*
* 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL/BL DUAL LICENSE BLOCK *****
*/
void *avi_converter_from_rgb32 (AviMovie *movie, int stream, unsigned char *buffer, int *size);
void *avi_converter_to_rgb32 (AviMovie *movie, int stream, unsigned char *buffer, int *size);