diff options
author | 2001-04-09 20:21:07 +0000 | |
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committer | 2001-04-09 20:21:07 +0000 | |
commit | d90e255e2cb175b715ce2acb6e55bccbda400c6c (patch) | |
tree | 61cb454f6bf27c2173433fb5da5d6300069e4cb6 /codec-cfg.c | |
parent | 7087dc33ee7de84807ff0e115efa4a7afb467e0c (diff) |
lots of changes
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@320 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'codec-cfg.c')
-rw-r--r-- | codec-cfg.c | 387 |
1 files changed, 194 insertions, 193 deletions
diff --git a/codec-cfg.c b/codec-cfg.c index 3911df6b92..7ab43fcf20 100644 --- a/codec-cfg.c +++ b/codec-cfg.c @@ -1,8 +1,18 @@ +/* + * codec.conf parser + * by Szabolcs Berecz <szabi@inf.elte.hu> + * (C) 2001 + */ -//#define DEBUG -#define PRINT_LINENUM -// printf("%s(%d): ", cfgfile, line_num) +#define DEBUG +#ifdef DEBUG +#define DBG(str, args...) printf(str, ##args) +#else +#define DBG(str, args...) do {} while (0) +#endif + +#define PRINT_LINENUM printf("%s(%d): ", cfgfile, line_num) #include <stdio.h> #include <stdlib.h> @@ -16,7 +26,7 @@ #include "libvo/video_out.h" #include "codec-cfg.h" -#define MALLOC_ADD 10 +#define MAX_NR_TOKEN 16 #define MAX_LINE_LEN 1000 @@ -32,21 +42,28 @@ #define RET_EOF -1 #define RET_EOL -2 -#define RET_OK 0 static FILE *fp; static int line_num = 0; static int line_pos; /* line pos */ -static int firstdef = 1; static char *line; -static char *token; +static char *token[MAX_NR_TOKEN]; static codecs_t *codecs=NULL; static int nr_codecs = 0; -static int get_token(void) +static int get_token(int min, int max) { static int read_nextline = 1; + int i; + char c; + + if (max >= MAX_NR_TOKEN) { + printf("\nget_token(): max >= MAX_NR_TOKEN!\n"); + goto ret_eof; + } + + memset(token, 0x00, sizeof(*token) * max); if (read_nextline) { if (!fgets(line, MAX_LINE_LEN, fp)) @@ -55,106 +72,103 @@ static int get_token(void) ++line_num; read_nextline = 0; } - while (isspace(line[line_pos])) - ++line_pos; - if (line[line_pos] == '\0' || line[line_pos] == '#' || - line[line_pos] == ';') { - read_nextline = 1; - goto ret_eol; - } - token = line + line_pos; - if (line[line_pos] == '"') { - token++; - for (/* NOTHING */; line[++line_pos] != '"' && line[line_pos];) - /* NOTHING */; + 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 ret_ok; + goto ret_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 ret_ok; goto ret_eol; } - } else { - for (/* NOTHING */; !isspace(line[line_pos]); line_pos++) - /* NOTHING */; + line[line_pos] = '\0'; + line_pos++; } - line[line_pos] = '\0'; - line_pos++; -#ifdef DEBUG - printf("get_token ok\n"); -#endif - return RET_OK; +ret_ok: + return i; ret_eof: -#ifdef DEBUG - printf("get_token EOF\n"); -#endif - token = NULL; return RET_EOF; ret_eol: -#ifdef DEBUG - printf("get_token EOL\n"); -#endif - token = NULL; return RET_EOL; } static int add_to_fourcc(char *s, char *alias, unsigned int *fourcc, unsigned int *map) { - int i; + int i, j, freeslots; char **aliasp; + unsigned int tmp; /* find first unused slot */ for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++) /* NOTHING */; - if (i == CODECS_MAX_FOURCC) { - printf("too many fourcc...\n"); - return 0; - } -#if 1 - if (alias) { - do { - fourcc[i] = *((unsigned int *) s); - map[i] = *((unsigned int *) alias); - s += 4; - i++; - } while (*(s++) == ','); - } else { - do { - fourcc[i] = *((unsigned int *) s); - map[i] = *((unsigned int *) s); - s += 4; - i++; - } while (*(s++) == ','); - } -#else - if (alias) - aliasp = &alias; - else - aliasp = &s; + freeslots = CODECS_MAX_FOURCC - i; + if (!freeslots) + goto too_many_error_out; + + aliasp = (alias) ? &alias : &s; do { - fourcc[i] = *((unsigned int *) s); - map[i++] = *((unsigned int *) (*aliasp)); + tmp = *((unsigned int *) s); + for (j = 0; j < i; j++) + if (tmp == fourcc[j]) + goto duplicated_error_out; + fourcc[i] = tmp; + map[i] = *((unsigned int *) (*aliasp)); s += 4; - } while (*(s++) == ','); -#endif + i++; + } while ((*(s++) == ',') && --freeslots); + + if (!freeslots) + goto too_many_error_out; if (*(--s) != '\0') return 0; return 1; +duplicated_error_out: + printf("\nduplicated fourcc/format\n"); + return 0; +too_many_error_out: + printf("\ntoo many fourcc/format...\n"); + return 0; } static int add_to_format(char *s, unsigned int *fourcc, unsigned int *fourccmap) { -// printf("\n-----[%s][%s]-----\n",s,format); + //printf("\n-----[%s][%s]-----\n",s,format); - int i; + int i, j; /* find first unused slot */ for (i = 0; i < CODECS_MAX_FOURCC && fourcc[i] != 0xffffffff; i++) /* NOTHING */; if (i == CODECS_MAX_FOURCC) { - printf("too many fourcc...\n"); + printf("\ntoo many fourcc/format...\n"); return 0; } - + fourcc[i]=fourccmap[i]=strtoul(s,NULL,0); + for (j = 0; j < i; j++) + if (fourcc[j] == fourcc[i]) { + printf("\nduplicated fourcc/format\n"); + return 0; + } return 1; } @@ -199,17 +213,16 @@ static int add_to_out(char *sfmt, char *sflags, unsigned int *outfmt, NULL }; - int i, j; + int i, j, freeslots; unsigned char flags; for (i = 0; i < CODECS_MAX_OUTFMT && outfmt[i] != 0xffffffff; i++) /* NOTHING */; - if (i == CODECS_MAX_FOURCC) { - printf("too many out...\n"); - return 0; - } + freeslots = CODECS_MAX_OUTFMT - i; + if (!freeslots) + goto too_many_error_out; - flags = 0; //get_flags(sflags); + flags = 0; if(sflags) do { for (j = 0; flagstr[j] != NULL; j++) if (!strncmp(sflags, flagstr[j], strlen(flagstr[j]))) @@ -218,7 +231,6 @@ static int add_to_out(char *sfmt, char *sflags, unsigned int *outfmt, flags|=(1<<j); sflags+=strlen(flagstr[j]); } while (*(sflags++) == ','); - do { for (j = 0; fmtstr[j] != NULL; j++) @@ -230,10 +242,17 @@ static int add_to_out(char *sfmt, char *sflags, unsigned int *outfmt, outflags[i] = flags; ++i; sfmt+=strlen(fmtstr[j]); - } while (*(sfmt++) == ','); + } while ((*(sfmt++) == ',') && --freeslots); + + if (!freeslots) + goto too_many_error_out; + if (*(--sfmt) != '\0') return 0; return 1; +too_many_error_out: + printf("\ntoo many out...\n"); + return 0; } static short get_driver(char *s,int audioflag) @@ -263,16 +282,35 @@ static short get_driver(char *s,int audioflag) return 0; } +static int valid_codec(codecs_t *codec) +{ +#warning FIXME mi is kell egy codec-be? + return 1; +} -codecs_t *parse_codec_cfg(char *cfgfile) +static int add_comment(char *s, char **d) { + int pos; + + if (!*d) + pos = 0; + else { + pos = strlen(*d); + (*d)[pos++] = '\n'; + } + if (!(*d = (char *) realloc(*d, pos + strlen(s) + 1))) { + printf("can't allocate mem for comment\n"); + return 0; + } + strcpy(*d + pos, s); + return 1; +} -// codecs_t *codecs = NULL; // array of codecs - codecs_t *codec = NULL; // currect codec - int free_slots = 0; +codecs_t *parse_codec_cfg(char *cfgfile) +{ + codecs_t *codec = NULL; // current codec int tmp, i; int state = 0; - char *param1; #ifdef DEBUG assert(cfgfile != NULL); @@ -289,180 +327,141 @@ codecs_t *parse_codec_cfg(char *cfgfile) perror("parse_codec_cfg: can't get memory for 'line'"); return NULL; } - line_pos = 0; - line[0] = '\0'; /* forces get_token to read next line */ - for (;;) { - tmp = get_token(); - if (tmp == RET_EOF) - goto eof_out; + while ((tmp = get_token(1, 1)) != RET_EOF) { if (tmp == RET_EOL) continue; - if (!strcmp(token, "audiocodec") || !strcmp(token, "videocodec")) { - PRINT_LINENUM; - + if (!strcmp(token[0], "audiocodec") || !strcmp(token[0], "videocodec")) { + if (nr_codecs) + if (!valid_codec(codec)) + goto not_valid_error_out; if (!(codecs = (codecs_t *) realloc(codecs, sizeof(codecs_t) * (nr_codecs + 1)))) { perror("parse_codec_cfg: can't realloc 'codecs'"); goto err_out; } - codec=&codecs[nr_codecs]; + codec=&codecs[nr_codecs]; nr_codecs++; memset(codec,0,sizeof(codecs_t)); memset(codec->fourcc, 0xff, sizeof(codec->fourcc)); memset(codec->outfmt, 0xff, sizeof(codec->outfmt)); state = 0; - if (*token == 'a') { /* audiocodec */ - //printf("audio"); + if (*token[0] == 'a') { /* audiocodec */ codec->flags |= CODECS_FLAG_AUDIO; - } else if (*token == 'v') { /* videocodec */ - //printf("video"); + } else if (*token[0] == 'v') { /* videocodec */ codec->flags &= !CODECS_FLAG_AUDIO; } else { printf("itt valami nagyon el van baszva\n"); goto err_out; } - if (get_token() < 0) + if (get_token(1, 1) < 0) goto parse_error_out; - codec->name = strdup(token); + for (i = 0; i < nr_codecs - 1; i++) { +#warning audio meg videocodecnek lehet ugyanaz a neve? + if ((codec->flags & CODECS_FLAG_AUDIO) != + (codecs[i].flags & CODECS_FLAG_AUDIO)) + continue; + if (!strcmp(token[0], codecs[i].name)) { + PRINT_LINENUM; + printf("codec name '%s' isn't unique\n", token[0]); + goto err_out; + } + } + codec->name = strdup(token[0]); state |= GOT_NAME; - //printf(" %s\n", codec->name); - } else if (!strcmp(token, "info")) { + } else if (!strcmp(token[0], "info")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("info"); - if (state & GOT_INFO || get_token() < 0) + if (state & GOT_INFO || get_token(1, 1) < 0) goto parse_error_out; - codec->info = strdup(token); + codec->info = strdup(token[0]); state |= GOT_INFO; - //printf(" %s\n", codec->info); - } else if (!strcmp(token, "comment")) { + } else if (!strcmp(token[0], "comment")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("comment"); - if (get_token() < 0) + if (get_token(1, 1) < 0) goto parse_error_out; -#if 1 - if (!codec->comment) - codec->comment = strdup(token); - //printf(" %s\n", codec->comment); -#else - add_comment(token, &codec->comment); - printf(" FIXMEEEEEEEEEEEEEEE\n"); -#endif - } else if (!strcmp(token, "fourcc")) { + if (!add_comment(token[0], &codec->comment)) { + PRINT_LINENUM; + printf("add_comment()-tel valami sux\n"); + } + } else if (!strcmp(token[0], "fourcc")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("fourcc"); -// if (codec->flags & CODECS_FLAG_AUDIO) { -// printf("\n'fourcc' in audiocodec definition!\n"); -// goto err_out; -// } - if (get_token() < 0) + if (get_token(1, 2) < 0) goto parse_error_out; - param1 = strdup(token); - get_token(); - if (!add_to_fourcc(param1, token, + if (!add_to_fourcc(token[0], token[1], codec->fourcc, codec->fourccmap)) - goto err_out; + goto parse_error_out; state |= GOT_FOURCC; - //printf(" %s: %s\n", param1, token); - free(param1); - } else if (!strcmp(token, "format")) { + } else if (!strcmp(token[0], "format")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("format"); -// if (!(codec->flags & CODECS_FLAG_AUDIO)) { -// printf("\n'format' in videocodec definition!\n"); -// goto err_out; -// } - if (get_token() < 0) + if (get_token(1, 1) < 0) + goto parse_error_out; + if (!add_to_format(token[0], codec->fourcc,codec->fourccmap)) goto parse_error_out; - if (!add_to_format(token, codec->fourcc,codec->fourccmap)) - goto err_out; state |= GOT_FORMAT; - //printf(" %s\n", token); - } else if (!strcmp(token, "driver")) { + } else if (!strcmp(token[0], "driver")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("driver"); - if (get_token() < 0) + if (get_token(1, 1) < 0) goto parse_error_out; - if ((codec->driver = get_driver(token,codec->flags&CODECS_FLAG_AUDIO)) == -1) + if ((codec->driver = get_driver(token[0],codec->flags&CODECS_FLAG_AUDIO)) == -1) goto err_out; - //printf(" %s\n", token); - } else if (!strcmp(token, "dll")) { + } else if (!strcmp(token[0], "dll")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("dll"); - if (get_token() < 0) + if (get_token(1, 1) < 0) goto parse_error_out; - codec->dll = strdup(token); - //printf(" %s\n", codec->dll); - } else if (!strcmp(token, "guid")) { + codec->dll = strdup(token[0]); + } else if (!strcmp(token[0], "guid")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("guid"); - if (get_token() < 0) goto parse_error_out; - //printf("'%s'",token); - codec->guid.f1=strtoul(token,NULL,0); - if (get_token() < 0) goto parse_error_out; - codec->guid.f2=strtoul(token,NULL,0); - if (get_token() < 0) goto parse_error_out; - codec->guid.f3=strtoul(token,NULL,0); + if (get_token(11, 11) < 0) goto parse_error_out; + codec->guid.f1=strtoul(token[0],NULL,0); + codec->guid.f2=strtoul(token[1],NULL,0); + codec->guid.f3=strtoul(token[2],NULL,0); for (i = 0; i < 8; i++) { - if (get_token() < 0) goto parse_error_out; - codec->guid.f4[i]=strtoul(token,NULL,0); + codec->guid.f4[i]=strtoul(token[i + 3],NULL,0); } - } else if (!strcmp(token, "out")) { + } else if (!strcmp(token[0], "out")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("out"); - if (get_token() < 0) + if (get_token(1, 2) < 0) goto parse_error_out; - param1 = strdup(token); - get_token(); - if (!add_to_out(param1, token, codec->outfmt, + if (!add_to_out(token[0], token[1], codec->outfmt, codec->outflags)) goto err_out; - //printf(" %s: %s\n", param1, token); - free(param1); - } else if (!strcmp(token, "flags")) { + } else if (!strcmp(token[0], "flags")) { if (!(state & GOT_NAME)) goto parse_error_out; - PRINT_LINENUM; - //printf("flags"); - if (get_token() < 0) + if (get_token(1, 1) < 0) goto parse_error_out; - //printf(" %s\n", token); - } else if (!strcmp(token, "status")) { +#warning FIXME flags meg nincs implementalva... + printf("\n\nUssetek!!!\n\n"); + } else if (!strcmp(token[0], "status")) { if (!(state & GOT_NAME)) goto parse_error_out; - if (get_token() < 0) + if (get_token(1, 1) < 0) goto parse_error_out; - if (!strcasecmp(token, "rulz")) + if (!strcasecmp(token[0], "rulz")) codec->status = CODECS_STATUS_WORKING; - else if (!strcasecmp(token, "suxx")) + else if (!strcasecmp(token[0], "suxx")) codec->status = CODECS_STATUS_NOT_WORKING; - else if (!strcasecmp(token, "checkthiz")) + else if (!strcasecmp(token[0], "checkthiz")) codec->status = CODECS_STATUS_UNTESTED; - else if (!strcasecmp(token, "notsogood")) + else if (!strcasecmp(token[0], "notsogood")) codec->status = CODECS_STATUS_PROBLEMS; else goto parse_error_out; } else goto parse_error_out; } + if (!valid_codec(codec)) + goto not_valid_error_out; out: free(line); fclose(fp); @@ -476,9 +475,10 @@ err_out: free(codecs); codecs = NULL; goto out; -eof_out: - /* FIXME teljes az utolso config?? */ - goto out; +not_valid_error_out: + PRINT_LINENUM; + printf("codec is not definied correctly\n"); + goto err_out; } codecs_t* find_codec(unsigned int fourcc,unsigned int *fourccmap,int audioflag){ @@ -504,7 +504,8 @@ int main(void) codecs_t *codecs; int i,j; - codecs = parse_codec_cfg("DOCS/codecs.conf"); + if (!(codecs = parse_codec_cfg("DOCS/codecs.conf"))) + return 0; printf("total %d codecs parsed\n",nr_codecs); for(i=0;i<nr_codecs;i++){ @@ -528,7 +529,7 @@ int main(void) } } - printf("GUID: %08X %04X %04X",c->guid.f1,c->guid.f2,c->guid.f3); + 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"); |