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mpv/codec-cfg.c

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/*
* codec.conf parser
*
* to compile test application:
* cc -I. -DTESTING -o codec-cfg-test codec-cfg.c mp_msg.o osdep/getch2.o -ltermcap
* to compile CODECS2HTML:
* gcc -DCODECS2HTML -o codecs2html codec-cfg.c mp_msg.o
*
* TODO: implement informat in CODECS2HTML too
*
* Copyright (C) 2001 Szabolcs Berecz <szabi@inf.elte.hu>
*
* This file is part of MPlayer.
*
* MPlayer 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.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#define DEBUG
//disable asserts
#define NDEBUG
#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <ctype.h>
#include <assert.h>
#include <string.h>
#include "config.h"
#include "mp_msg.h"
#ifdef CODECS2HTML
#ifdef __GNUC__
#define mp_msg(t, l, m, args...) fprintf(stderr, m, ##args)
#else
#define mp_msg(t, l, ...) fprintf(stderr, __VA_ARGS__)
#endif
#endif
#include "help_mp.h"
// for mmioFOURCC:
#include "libmpdemux/aviheader.h"
#include "libmpcodecs/img_format.h"
#include "codec-cfg.h"
#ifndef CODECS2HTML
#include "codecs.conf.h"
#endif
#define PRINT_LINENUM mp_msg(MSGT_CODECCFG,MSGL_ERR," at line %d\n", line_num)
#define MAX_NR_TOKEN 16
#define MAX_LINE_LEN 1000
#define RET_EOF -1
#define RET_EOL -2
#define TYPE_VIDEO 0
#define TYPE_AUDIO 1
char * codecs_file = NULL;
static int add_to_fourcc(char *s, char *alias, unsigned int *fourcc,
unsigned int *map)
{
int i, j, freeslots;
unsigned int tmp;
/* find first unused slot */
for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++)
/* NOTHING */;
freeslots = CODECS_MAX_FOURCC - i;
if (!freeslots)
goto err_out_too_many;
do {
tmp = mmioFOURCC(s[0], s[1], s[2], s[3]);
for (j = 0; j < i; j++)
if (tmp == fourcc[j])
goto err_out_duplicated;
fourcc[i] = tmp;
map[i] = alias ? mmioFOURCC(alias[0], alias[1], alias[2], alias[3]) : tmp;
s += 4;
i++;
} while ((*(s++) == ',') && --freeslots);
if (!freeslots)
goto err_out_too_many;
if (*(--s) != '\0')
goto err_out_parse_error;
return 1;
err_out_duplicated:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_DuplicateFourcc);
return 0;
err_out_too_many:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_TooManyFourccs);
return 0;
err_out_parse_error:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_ParseError);
return 0;
}
static int add_to_format(char *s, char *alias,unsigned int *fourcc, unsigned int *fourccmap)
{
int i, j;
char *endptr;
/* find first unused slot */
for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++)
/* NOTHING */;
if (i == CODECS_MAX_FOURCC) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_TooManyFourccs);
return 0;
}
fourcc[i]=strtoul(s,&endptr,0);
if (*endptr != '\0') {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_ParseErrorFIDNotNumber);
return 0;
}
if(alias){
fourccmap[i]=strtoul(alias,&endptr,0);
if (*endptr != '\0') {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_ParseErrorFIDAliasNotNumber);
return 0;
}
} else
fourccmap[i]=fourcc[i];
for (j = 0; j < i; j++)
if (fourcc[j] == fourcc[i]) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_DuplicateFID);
return 0;
}
return 1;
}
static const struct {
const char *name;
const unsigned int num;
} fmt_table[] = {
// note: due to parser deficiencies/simplicity, if one format
// name matches the beginning of another, the longer one _must_
// come first in this list.
{"YV12", IMGFMT_YV12},
{"I420", IMGFMT_I420},
{"IYUV", IMGFMT_IYUV},
{"NV12", IMGFMT_NV12},
{"NV21", IMGFMT_NV21},
{"YVU9", IMGFMT_YVU9},
{"IF09", IMGFMT_IF09},
{"444P16LE", IMGFMT_444P16_LE},
{"444P16BE", IMGFMT_444P16_BE},
{"422P16LE", IMGFMT_422P16_LE},
{"422P16BE", IMGFMT_422P16_BE},
{"420P16LE", IMGFMT_420P16_LE},
{"420P16BE", IMGFMT_420P16_BE},
{"444P16", IMGFMT_444P16},
{"422P16", IMGFMT_422P16},
{"420P16", IMGFMT_420P16},
{"420A", IMGFMT_420A},
{"444P", IMGFMT_444P},
{"422P", IMGFMT_422P},
{"411P", IMGFMT_411P},
{"440P", IMGFMT_440P},
{"Y800", IMGFMT_Y800},
{"Y8", IMGFMT_Y8},
{"YUY2", IMGFMT_YUY2},
{"UYVY", IMGFMT_UYVY},
{"YVYU", IMGFMT_YVYU},
{"RGB48LE", IMGFMT_RGB48LE},
{"RGB48BE", IMGFMT_RGB48BE},
{"RGB4", IMGFMT_RGB4},
{"RGB8", IMGFMT_RGB8},
{"RGB15", IMGFMT_RGB15},
{"RGB16", IMGFMT_RGB16},
{"RGB24", IMGFMT_RGB24},
{"RGB32", IMGFMT_RGB32},
{"BGR4", IMGFMT_BGR4},
{"BGR8", IMGFMT_BGR8},
{"BGR15", IMGFMT_BGR15},
{"BGR16", IMGFMT_BGR16},
{"BGR24", IMGFMT_BGR24},
{"BGR32", IMGFMT_BGR32},
{"RGB1", IMGFMT_RGB1},
{"BGR1", IMGFMT_BGR1},
{"MPES", IMGFMT_MPEGPES},
{"ZRMJPEGNI", IMGFMT_ZRMJPEGNI},
{"ZRMJPEGIT", IMGFMT_ZRMJPEGIT},
{"ZRMJPEGIB", IMGFMT_ZRMJPEGIB},
{"IDCT_MPEG2",IMGFMT_XVMC_IDCT_MPEG2},
{"MOCO_MPEG2",IMGFMT_XVMC_MOCO_MPEG2},
{"VDPAU_MPEG1",IMGFMT_VDPAU_MPEG1},
{"VDPAU_MPEG2",IMGFMT_VDPAU_MPEG2},
{"VDPAU_H264",IMGFMT_VDPAU_H264},
{"VDPAU_WMV3",IMGFMT_VDPAU_WMV3},
{"VDPAU_VC1",IMGFMT_VDPAU_VC1},
{"VDPAU_MPEG4",IMGFMT_VDPAU_MPEG4},
{NULL, 0}
};
static int add_to_inout(char *sfmt, char *sflags, unsigned int *outfmt,
unsigned char *outflags)
{
static char *flagstr[] = {
"flip",
"noflip",
"yuvhack",
"query",
"static",
NULL
};
int i, j, freeslots;
unsigned char flags;
for (i = 0; i < CODECS_MAX_OUTFMT && outfmt[i] != 0xffffffff; i++)
/* NOTHING */;
freeslots = CODECS_MAX_OUTFMT - i;
if (!freeslots)
goto err_out_too_many;
flags = 0;
if(sflags) {
do {
for (j = 0; flagstr[j] != NULL; j++)
if (!strncmp(sflags, flagstr[j],
strlen(flagstr[j])))
break;
if (flagstr[j] == NULL)
goto err_out_parse_error;
flags|=(1<<j);
sflags+=strlen(flagstr[j]);
} while (*(sflags++) == ',');
if (*(--sflags) != '\0')
goto err_out_parse_error;
}
do {
for (j = 0; fmt_table[j].name != NULL; j++)
if (!strncmp(sfmt, fmt_table[j].name, strlen(fmt_table[j].name)))
break;
if (fmt_table[j].name == NULL)
goto err_out_parse_error;
outfmt[i] = fmt_table[j].num;
outflags[i] = flags;
++i;
sfmt+=strlen(fmt_table[j].name);
} while ((*(sfmt++) == ',') && --freeslots);
if (!freeslots)
goto err_out_too_many;
if (*(--sfmt) != '\0')
goto err_out_parse_error;
return 1;
err_out_too_many:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_TooManyOut);
return 0;
err_out_parse_error:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_ParseError);
return 0;
}
#if 0
static short get_driver(char *s,int audioflag)
{
static char *audiodrv[] = {
"null",
"mp3lib",
"pcm",
"libac3",
"acm",
"alaw",
"msgsm",
"dshow",
"dvdpcm",
"hwac3",
"libvorbis",
"ffmpeg",
"libmad",
"msadpcm",
"liba52",
"g72x",
"imaadpcm",
"dk4adpcm",
"dk3adpcm",
"roqaudio",
"faad",
"realaud",
"libdv",
NULL
};
static char *videodrv[] = {
"null",
"libmpeg2",
"vfw",
"dshow",
"ffmpeg",
"vfwex",
"raw",
"msrle",
"xanim",
"msvidc",
"fli",
"cinepak",
"qtrle",
"nuv",
"cyuv",
"qtsmc",
"ducktm1",
"roqvideo",
"qtrpza",
"mpng",
"ijpg",
"zlib",
"mpegpes",
"zrmjpeg",
"realvid",
"xvid",
"libdv",
NULL
};
char **drv=audioflag?audiodrv:videodrv;
int i;
for(i=0;drv[i];i++) if(!strcmp(s,drv[i])) return i;
return -1;
}
#endif
static int validate_codec(codecs_t *c, int type)
{
unsigned int i;
char *tmp_name = c->name;
for (i = 0; i < strlen(tmp_name) && isalnum(tmp_name[i]); i++)
/* NOTHING */;
if (i < strlen(tmp_name)) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_InvalidCodecName, c->name);
return 0;
}
if (!c->info)
c->info = strdup(c->name);
#if 0
if (c->fourcc[0] == 0xffffffff) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CodecLacksFourcc, c->name);
return 0;
}
#endif
if (!c->drv) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CodecLacksDriver, c->name);
return 0;
}
#if 0
#warning codec->driver == 4;... <- this should not be put in here...
#warning Where are they defined ????????????
if (!c->dll && (c->driver == 4 ||
(c->driver == 2 && type == TYPE_VIDEO))) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CodecNeedsDLL, c->name);
return 0;
}
#warning Can guid.f1 be 0? How does one know that it was not given?
// if (!(codec->flags & CODECS_FLAG_AUDIO) && codec->driver == 4)
if (type == TYPE_VIDEO)
if (c->outfmt[0] == 0xffffffff) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CodecNeedsOutfmt, c->name);
return 0;
}
#endif
return 1;
}
static int add_comment(char *s, char **d)
{
int pos;
if (!*d)
pos = 0;
else {
pos = strlen(*d);
(*d)[pos++] = '\n';
}
if (!(*d = realloc(*d, pos + strlen(s) + 1))) {
mp_msg(MSGT_CODECCFG,MSGL_FATAL,MSGTR_CantAllocateComment);
return 0;
}
strcpy(*d + pos, s);
return 1;
}
static short get_cpuflags(char *s)
{
static char *flagstr[] = {
"mmx",
"sse",
"3dnow",
NULL
};
int i;
short flags = 0;
do {
for (i = 0; flagstr[i]; i++)
if (!strncmp(s, flagstr[i], strlen(flagstr[i])))
break;
if (!flagstr[i])
goto err_out_parse_error;
flags |= 1<<i;
s += strlen(flagstr[i]);
} while (*(s++) == ',');
if (*(--s) != '\0')
goto err_out_parse_error;
return flags;
err_out_parse_error:
return 0;
}
static FILE *fp;
static int line_num = 0;
static char *line;
static char *token[MAX_NR_TOKEN];
static int read_nextline = 1;
static int get_token(int min, int max)
{
static int line_pos;
int i;
char c;
if (max >= MAX_NR_TOKEN) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_GetTokenMaxNotLessThanMAX_NR_TOKEN);
goto out_eof;
}
memset(token, 0x00, sizeof(*token) * max);
if (read_nextline) {
if (!fgets(line, MAX_LINE_LEN, fp))
goto out_eof;
line_pos = 0;
++line_num;
read_nextline = 0;
}
for (i = 0; i < max; i++) {
while (isspace(line[line_pos]))
++line_pos;
if (line[line_pos] == '\0' || line[line_pos] == '#' ||
line[line_pos] == ';') {
read_nextline = 1;
if (i >= min)
goto out_ok;
goto out_eol;
}
token[i] = line + line_pos;
c = line[line_pos];
if (c == '"' || c == '\'') {
token[i]++;
while (line[++line_pos] != c && line[line_pos])
/* NOTHING */;
} else {
for (/* NOTHING */; !isspace(line[line_pos]) &&
line[line_pos]; line_pos++)
/* NOTHING */;
}
if (!line[line_pos]) {
read_nextline = 1;
if (i >= min - 1)
goto out_ok;
goto out_eol;
}
line[line_pos] = '\0';
line_pos++;
}
out_ok:
return i;
out_eof:
read_nextline = 1;
return RET_EOF;
out_eol:
return RET_EOL;
}
static codecs_t *video_codecs=NULL;
static codecs_t *audio_codecs=NULL;
static int nr_vcodecs = 0;
static int nr_acodecs = 0;
int parse_codec_cfg(const char *cfgfile)
{
codecs_t *codec = NULL; // current codec
codecs_t **codecsp = NULL;// points to audio_codecs or to video_codecs
char *endptr; // strtoul()...
int *nr_codecsp;
int codec_type; /* TYPE_VIDEO/TYPE_AUDIO */
int tmp, i;
// in case we call it a second time
codecs_uninit_free();
nr_vcodecs = 0;
nr_acodecs = 0;
if(cfgfile==NULL) {
#ifdef CODECS2HTML
return 0;
#else
video_codecs = builtin_video_codecs;
audio_codecs = builtin_audio_codecs;
nr_vcodecs = sizeof(builtin_video_codecs)/sizeof(codecs_t);
nr_acodecs = sizeof(builtin_audio_codecs)/sizeof(codecs_t);
return 1;
#endif
}
mp_msg(MSGT_CODECCFG,MSGL_V,MSGTR_ReadingFile, cfgfile);
if ((fp = fopen(cfgfile, "r")) == NULL) {
mp_msg(MSGT_CODECCFG,MSGL_V,MSGTR_CantOpenFileError, cfgfile, strerror(errno));
return 0;
}
if ((line = malloc(MAX_LINE_LEN + 1)) == NULL) {
mp_msg(MSGT_CODECCFG,MSGL_FATAL,MSGTR_CantGetMemoryForLine, strerror(errno));
return 0;
}
read_nextline = 1;
/*
* this only catches release lines at the start of
* codecs.conf, before audiocodecs and videocodecs.
*/
while ((tmp = get_token(1, 1)) == RET_EOL)
/* NOTHING */;
if (tmp == RET_EOF)
goto out;
if (!strcmp(token[0], "release")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
tmp = atoi(token[0]);
if (tmp < CODEC_CFG_MIN)
goto err_out_release_num;
while ((tmp = get_token(1, 1)) == RET_EOL)
/* NOTHING */;
if (tmp == RET_EOF)
goto out;
} else
goto err_out_release_num;
/*
* check if the next block starts with 'audiocodec' or
* with 'videocodec'
*/
if (!strcmp(token[0], "audiocodec") || !strcmp(token[0], "videocodec"))
goto loop_enter;
goto err_out_parse_error;
while ((tmp = get_token(1, 1)) != RET_EOF) {
if (tmp == RET_EOL)
continue;
if (!strcmp(token[0], "audiocodec") ||
!strcmp(token[0], "videocodec")) {
if (!validate_codec(codec, codec_type))
goto err_out_not_valid;
loop_enter:
if (*token[0] == 'v') {
codec_type = TYPE_VIDEO;
nr_codecsp = &nr_vcodecs;
codecsp = &video_codecs;
} else if (*token[0] == 'a') {
codec_type = TYPE_AUDIO;
nr_codecsp = &nr_acodecs;
codecsp = &audio_codecs;
#ifdef DEBUG
} else {
mp_msg(MSGT_CODECCFG,MSGL_ERR,"picsba\n");
goto err_out;
#endif
}
if (!(*codecsp = realloc(*codecsp,
sizeof(codecs_t) * (*nr_codecsp + 2)))) {
mp_msg(MSGT_CODECCFG,MSGL_FATAL,MSGTR_CantReallocCodecsp, strerror(errno));
goto err_out;
}
codec=*codecsp + *nr_codecsp;
++*nr_codecsp;
memset(codec,0,sizeof(codecs_t));
memset(codec->fourcc, 0xff, sizeof(codec->fourcc));
memset(codec->outfmt, 0xff, sizeof(codec->outfmt));
memset(codec->infmt, 0xff, sizeof(codec->infmt));
if (get_token(1, 1) < 0)
goto err_out_parse_error;
for (i = 0; i < *nr_codecsp - 1; i++) {
if(( (*codecsp)[i].name!=NULL) &&
(!strcmp(token[0], (*codecsp)[i].name)) ) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CodecNameNotUnique, token[0]);
goto err_out_print_linenum;
}
}
if (!(codec->name = strdup(token[0]))) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CantStrdupName, strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "info")) {
if (codec->info || get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->info = strdup(token[0]))) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CantStrdupInfo, strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "comment")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
add_comment(token[0], &codec->comment);
} else if (!strcmp(token[0], "fourcc")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_fourcc(token[0], token[1],
codec->fourcc,
codec->fourccmap))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "format")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_format(token[0], token[1],
codec->fourcc,codec->fourccmap))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "driver")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->drv = strdup(token[0]))) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CantStrdupDriver, strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "dll")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->dll = strdup(token[0]))) {
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CantStrdupDLL, strerror(errno));
goto err_out;
}
} else if (!strcmp(token[0], "guid")) {
if (get_token(11, 11) < 0)
goto err_out_parse_error;
codec->guid.f1=strtoul(token[0],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
codec->guid.f2=strtoul(token[1],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
codec->guid.f3=strtoul(token[2],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
for (i = 0; i < 8; i++) {
codec->guid.f4[i]=strtoul(token[i + 3],&endptr,0);
if ((*endptr != ',' || *(endptr + 1) != '\0') &&
*endptr != '\0')
goto err_out_parse_error;
}
} else if (!strcmp(token[0], "out")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_inout(token[0], token[1], codec->outfmt,
codec->outflags))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "in")) {
if (get_token(1, 2) < 0)
goto err_out_parse_error;
if (!add_to_inout(token[0], token[1], codec->infmt,
codec->inflags))
goto err_out_print_linenum;
} else if (!strcmp(token[0], "flags")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!strcmp(token[0], "seekable"))
codec->flags |= CODECS_FLAG_SEEKABLE;
else
if (!strcmp(token[0], "align16"))
codec->flags |= CODECS_FLAG_ALIGN16;
else
goto err_out_parse_error;
} else if (!strcmp(token[0], "status")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!strcasecmp(token[0], "working"))
codec->status = CODECS_STATUS_WORKING;
else if (!strcasecmp(token[0], "crashing"))
codec->status = CODECS_STATUS_NOT_WORKING;
else if (!strcasecmp(token[0], "untested"))
codec->status = CODECS_STATUS_UNTESTED;
else if (!strcasecmp(token[0], "buggy"))
codec->status = CODECS_STATUS_PROBLEMS;
else
goto err_out_parse_error;
} else if (!strcmp(token[0], "cpuflags")) {
if (get_token(1, 1) < 0)
goto err_out_parse_error;
if (!(codec->cpuflags = get_cpuflags(token[0])))
goto err_out_parse_error;
} else
goto err_out_parse_error;
}
if (!validate_codec(codec, codec_type))
goto err_out_not_valid;
mp_msg(MSGT_CODECCFG,MSGL_INFO,MSGTR_AudioVideoCodecTotals, nr_acodecs, nr_vcodecs);
if(video_codecs) video_codecs[nr_vcodecs].name = NULL;
if(audio_codecs) audio_codecs[nr_acodecs].name = NULL;
out:
free(line);
line=NULL;
fclose(fp);
return 1;
err_out_parse_error:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_ParseError);
err_out_print_linenum:
PRINT_LINENUM;
err_out:
codecs_uninit_free();
free(line);
line=NULL;
line_num = 0;
fclose(fp);
return 0;
err_out_not_valid:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_CodecDefinitionIncorrect);
goto err_out_print_linenum;
err_out_release_num:
mp_msg(MSGT_CODECCFG,MSGL_ERR,MSGTR_OutdatedCodecsConf);
goto err_out_print_linenum;
}
static void codecs_free(codecs_t* codecs,int count) {
int i;
for ( i = 0; i < count; i++)
if ( codecs[i].name ) {
if( codecs[i].name )
free(codecs[i].name);
if( codecs[i].info )
free(codecs[i].info);
if( codecs[i].comment )
free(codecs[i].comment);
if( codecs[i].dll )
free(codecs[i].dll);
if( codecs[i].drv )
free(codecs[i].drv);
}
if (codecs)
free(codecs);
}
void codecs_uninit_free(void) {
if (video_codecs)
codecs_free(video_codecs,nr_vcodecs);
video_codecs=NULL;
if (audio_codecs)
codecs_free(audio_codecs,nr_acodecs);
audio_codecs=NULL;
}
codecs_t *find_audio_codec(unsigned int fourcc, unsigned int *fourccmap,
codecs_t *start, int force)
{
return find_codec(fourcc, fourccmap, start, 1, force);
}
codecs_t *find_video_codec(unsigned int fourcc, unsigned int *fourccmap,
codecs_t *start, int force)
{
return find_codec(fourcc, fourccmap, start, 0, force);
}
codecs_t* find_codec(unsigned int fourcc,unsigned int *fourccmap,
codecs_t *start, int audioflag, int force)
{
int i, j;
codecs_t *c;
#if 0
if (start) {
for (/* NOTHING */; start->name; start++) {
for (j = 0; j < CODECS_MAX_FOURCC; j++) {
if (start->fourcc[j] == fourcc) {
if (fourccmap)
*fourccmap = start->fourccmap[j];
return start;
}
}
}
} else
#endif
{
if (audioflag) {
i = nr_acodecs;
c = audio_codecs;
} else {
i = nr_vcodecs;
c = video_codecs;
}
if(!i) return NULL;
for (/* NOTHING */; i--; c++) {
if(start && c<=start) continue;
for (j = 0; j < CODECS_MAX_FOURCC; j++) {
// FIXME: do NOT hardwire 'null' name here:
if (c->fourcc[j]==fourcc || !strcmp(c->drv,"null")) {
if (fourccmap)
*fourccmap = c->fourccmap[j];
return c;
}
}
if (force) return c;
}
}
return NULL;
}
void stringset_init(stringset_t *set) {
*set = calloc(1, sizeof(char *));
}
void stringset_free(stringset_t *set) {
int count = 0;
while ((*set)[count]) free((*set)[count++]);
free(*set);
*set = NULL;
}
void stringset_add(stringset_t *set, const char *str) {
int count = 0;
while ((*set)[count]) count++;
count++;
*set = realloc(*set, sizeof(char *) * (count + 1));
(*set)[count - 1] = strdup(str);
(*set)[count] = NULL;
}
int stringset_test(stringset_t *set, const char *str) {
stringset_t s;
for (s = *set; *s; s++)
if (strcmp(*s, str) == 0)
return 1;
return 0;
}
void list_codecs(int audioflag){
int i;
codecs_t *c;
if (audioflag) {
i = nr_acodecs;
c = audio_codecs;
mp_msg(MSGT_CODECCFG,MSGL_INFO,"ac: afm: status: info: [lib/dll]\n");
} else {
i = nr_vcodecs;
c = video_codecs;
mp_msg(MSGT_CODECCFG,MSGL_INFO,"vc: vfm: status: info: [lib/dll]\n");
}
if(!i) return;
for (/* NOTHING */; i--; c++) {
char* s="unknown ";
switch(c->status){
case CODECS_STATUS_WORKING: s="working ";break;
case CODECS_STATUS_PROBLEMS: s="problems";break;
case CODECS_STATUS_NOT_WORKING: s="crashing";break;
case CODECS_STATUS_UNTESTED: s="untested";break;
}
if(c->dll)
mp_msg(MSGT_CODECCFG,MSGL_INFO,"%-11s %-9s %s %s [%s]\n",c->name,c->drv,s,c->info,c->dll);
else
mp_msg(MSGT_CODECCFG,MSGL_INFO,"%-11s %-9s %s %s\n",c->name,c->drv,s,c->info);
}
}
#ifdef CODECS2HTML
void wrapline(FILE *f2,char *s){
int c;
if(!s){
fprintf(f2,"-");
return;
}
while((c=*s++)){
if(c==',') fprintf(f2,"<br>"); else fputc(c,f2);
}
}
void parsehtml(FILE *f1,FILE *f2,codecs_t *codec,int section,int dshow){
int c,d;
while((c=fgetc(f1))>=0){
if(c!='%'){
fputc(c,f2);
continue;
}
d=fgetc(f1);
switch(d){
case '.':
return; // end of section
case 'n':
wrapline(f2,codec->name); break;
case 'i':
wrapline(f2,codec->info); break;
case 'c':
wrapline(f2,codec->comment); break;
case 'd':
wrapline(f2,codec->dll); break;
case 'D':
fprintf(f2,"%c",!strcmp(codec->drv,"dshow")?'+':'-'); break;
case 'F':
for(d=0;d<CODECS_MAX_FOURCC;d++)
if(!d || codec->fourcc[d]!=0xFFFFFFFF)
fprintf(f2,"%s%.4s",d?"<br>":"",(codec->fourcc[d]==0xFFFFFFFF || codec->fourcc[d]<0x20202020)?!d?"-":"":(char*) &codec->fourcc[d]);
break;
case 'f':
for(d=0;d<CODECS_MAX_FOURCC;d++)
if(codec->fourcc[d]!=0xFFFFFFFF)
fprintf(f2,"%s0x%X",d?"<br>":"",codec->fourcc[d]);
break;
case 'Y':
for(d=0;d<CODECS_MAX_OUTFMT;d++)
if(codec->outfmt[d]!=0xFFFFFFFF){
for (c=0; fmt_table[c].name; c++)
if(fmt_table[c].num==codec->outfmt[d]) break;
if(fmt_table[c].name)
fprintf(f2,"%s%s",d?"<br>":"",fmt_table[c].name);
}
break;
default:
fputc(c,f2);
fputc(d,f2);
}
}
}
void skiphtml(FILE *f1){
int c,d;
while((c=fgetc(f1))>=0){
if(c!='%'){
continue;
}
d=fgetc(f1);
if(d=='.') return; // end of section
}
}
static void print_int_array(const unsigned int* a, int size)
{
printf("{ ");
while (size--)
if(abs(*a)<256)
printf("%d%s", *a++, size?", ":"");
else
printf("0x%X%s", *a++, size?", ":"");
printf(" }");
}
static void print_char_array(const unsigned char* a, int size)
{
printf("{ ");
while (size--)
if((*a)<10)
printf("%d%s", *a++, size?", ":"");
else
printf("0x%02x%s", *a++, size?", ":"");
printf(" }");
}
static void print_string(const char* s)
{
if (!s) printf("NULL");
else printf("\"%s\"", s);
}
int main(int argc, char* argv[])
{
codecs_t *cl;
FILE *f1;
FILE *f2;
int c,d,i;
int pos;
int section=-1;
int nr_codecs;
int win32=-1;
int dshow=-1;
int win32ex=-1;
/*
* Take path to codecs.conf from command line, or fall back on
* etc/codecs.conf
*/
if (!(nr_codecs = parse_codec_cfg((argc>1)?argv[1]:"etc/codecs.conf")))
exit(1);
if (argc > 1) {
int i, j;
const char* nm[2];
codecs_t* cod[2];
int nr[2];
nm[0] = "builtin_video_codecs";
cod[0] = video_codecs;
nr[0] = nr_vcodecs;
nm[1] = "builtin_audio_codecs";
cod[1] = audio_codecs;
nr[1] = nr_acodecs;
printf("/* GENERATED FROM %s, DO NOT EDIT! */\n\n",argv[1]);
printf("#include <stddef.h>\n",argv[1]);
printf("#include \"codec-cfg.h\"\n\n",argv[1]);
for (i=0; i<2; i++) {
printf("const codecs_t %s[] = {\n", nm[i]);
for (j = 0; j < nr[i]; j++) {
printf("{");
print_int_array(cod[i][j].fourcc, CODECS_MAX_FOURCC);
printf(", /* fourcc */\n");
print_int_array(cod[i][j].fourccmap, CODECS_MAX_FOURCC);
printf(", /* fourccmap */\n");
print_int_array(cod[i][j].outfmt, CODECS_MAX_OUTFMT);
printf(", /* outfmt */\n");
print_char_array(cod[i][j].outflags, CODECS_MAX_OUTFMT);
printf(", /* outflags */\n");
print_int_array(cod[i][j].infmt, CODECS_MAX_INFMT);
printf(", /* infmt */\n");
print_char_array(cod[i][j].inflags, CODECS_MAX_INFMT);
printf(", /* inflags */\n");
print_string(cod[i][j].name); printf(", /* name */\n");
print_string(cod[i][j].info); printf(", /* info */\n");
print_string(cod[i][j].comment); printf(", /* comment */\n");
print_string(cod[i][j].dll); printf(", /* dll */\n");
print_string(cod[i][j].drv); printf(", /* drv */\n");
printf("{ 0x%08lx, %hu, %hu,",
cod[i][j].guid.f1,
cod[i][j].guid.f2,
cod[i][j].guid.f3);
print_char_array(cod[i][j].guid.f4, sizeof(cod[i][j].guid.f4));
printf(" }, /* GUID */\n");
printf("%hd /* flags */, %hd /* status */, %hd /* cpuflags */ }\n",
cod[i][j].flags,
cod[i][j].status,
cod[i][j].cpuflags);
if (j < nr[i]) printf(",\n");
}
printf("};\n\n");
}
exit(0);
}
f1=fopen("DOCS/tech/codecs-in.html","rb"); if(!f1) exit(1);
f2=fopen("DOCS/codecs-status.html","wb"); if(!f2) exit(1);
while((c=fgetc(f1))>=0){
if(c!='%'){
fputc(c,f2);
continue;
}
d=fgetc(f1);
if(d>='0' && d<='9'){
// begin section
section=d-'0';
//printf("BEGIN %d\n",section);
if(section>=5){
// audio
cl = audio_codecs;
nr_codecs = nr_acodecs;
dshow=7;win32=4;
} else {
// video
cl = video_codecs;
nr_codecs = nr_vcodecs;
dshow=4;win32=2;win32ex=6;
}
pos=ftell(f1);
for(i=0;i<nr_codecs;i++){
fseek(f1,pos,SEEK_SET);
switch(section){
case 0:
case 5:
if(cl[i].status==CODECS_STATUS_WORKING)
// if(!(!strcmp(cl[i].drv,"vfw") || !strcmp(cl[i].drv,"dshow") || !strcmp(cl[i].drv,"vfwex") || !strcmp(cl[i].drv,"acm")))
parsehtml(f1,f2,&cl[i],section,dshow);
break;
#if 0
case 1:
case 6:
if(cl[i].status==CODECS_STATUS_WORKING)
if((!strcmp(cl[i].drv,"vfw") || !strcmp(cl[i].drv,"dshow") || !strcmp(cl[i].drv,"vfwex") || !strcmp(cl[i].drv,"acm")))
parsehtml(f1,f2,&cl[i],section,dshow);
break;
#endif
case 2:
case 7:
if(cl[i].status==CODECS_STATUS_PROBLEMS)
parsehtml(f1,f2,&cl[i],section,dshow);
break;
case 3:
case 8:
if(cl[i].status==CODECS_STATUS_NOT_WORKING)
parsehtml(f1,f2,&cl[i],section,dshow);
break;
case 4:
case 9:
if(cl[i].status==CODECS_STATUS_UNTESTED)
parsehtml(f1,f2,&cl[i],section,dshow);
break;
default:
printf("Warning! unimplemented section: %d\n",section);
}
}
fseek(f1,pos,SEEK_SET);
skiphtml(f1);
//void parsehtml(FILE *f1,FILE *f2,codecs_t *codec,int section,int dshow){
continue;
}
fputc(c,f2);
fputc(d,f2);
}
fclose(f2);
fclose(f1);
return 0;
}
#endif
#ifdef TESTING
int main(void)
{
codecs_t *c;
int i,j, nr_codecs, state;
if (!(parse_codec_cfg("etc/codecs.conf")))
return 0;
if (!video_codecs)
printf("no videoconfig.\n");
if (!audio_codecs)
printf("no audioconfig.\n");
printf("videocodecs:\n");
c = video_codecs;
nr_codecs = nr_vcodecs;
state = 0;
next:
if (c) {
printf("number of %scodecs: %d\n", state==0?"video":"audio",
nr_codecs);
for(i=0;i<nr_codecs;i++, c++){
printf("\n============== %scodec %02d ===============\n",
state==0?"video":"audio",i);
printf("name='%s'\n",c->name);
printf("info='%s'\n",c->info);
printf("comment='%s'\n",c->comment);
printf("dll='%s'\n",c->dll);
/* printf("flags=%X driver=%d status=%d cpuflags=%d\n",
c->flags, c->driver, c->status, c->cpuflags); */
printf("flags=%X status=%d cpuflags=%d\n",
c->flags, c->status, c->cpuflags);
for(j=0;j<CODECS_MAX_FOURCC;j++){
if(c->fourcc[j]!=0xFFFFFFFF){
printf("fourcc %02d: %08X (%.4s) ===> %08X (%.4s)\n",j,c->fourcc[j],(char *) &c->fourcc[j],c->fourccmap[j],(char *) &c->fourccmap[j]);
}
}
for(j=0;j<CODECS_MAX_OUTFMT;j++){
if(c->outfmt[j]!=0xFFFFFFFF){
printf("outfmt %02d: %08X (%.4s) flags: %d\n",j,c->outfmt[j],(char *) &c->outfmt[j],c->outflags[j]);
}
}
for(j=0;j<CODECS_MAX_INFMT;j++){
if(c->infmt[j]!=0xFFFFFFFF){
printf("infmt %02d: %08X (%.4s) flags: %d\n",j,c->infmt[j],(char *) &c->infmt[j],c->inflags[j]);
}
}
printf("GUID: %08lX %04X %04X",c->guid.f1,c->guid.f2,c->guid.f3);
for(j=0;j<8;j++) printf(" %02X",c->guid.f4[j]);
printf("\n");
}
}
if (!state) {
printf("audiocodecs:\n");
c = audio_codecs;
nr_codecs = nr_acodecs;
state = 1;
goto next;
}
return 0;
}
#endif
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