From 9ee7364172fb4feae8cba07f9244a06286fd7399 Mon Sep 17 00:00:00 2001 From: wm4 Date: Sun, 23 Jun 2013 22:15:11 +0200 Subject: demux_subreader: remove iconv/enca code Not needed anymore, done by dec_sub.c instead. --- demux/demux_subreader.c | 155 +----------------------------------------------- 1 file changed, 1 insertion(+), 154 deletions(-) (limited to 'demux') diff --git a/demux/demux_subreader.c b/demux/demux_subreader.c index f422441b0b..c25616fbd7 100644 --- a/demux/demux_subreader.c +++ b/demux/demux_subreader.c @@ -38,16 +38,8 @@ #include "stream/stream.h" #include "demux/demux.h" -#ifdef CONFIG_ENCA -#include -#endif - #define ERR ((void *) -1) -#ifdef CONFIG_ICONV -#include -#endif - // subtitle formats #define SUB_INVALID -1 #define SUB_MICRODVD 0 @@ -1069,79 +1061,6 @@ static int sub_autodetect (stream_t* st, int *uses_time, int utf16) { return SUB_INVALID; // too many bad lines } -#ifdef CONFIG_ICONV -static const char* guess_cp(stream_t *st, const char *preferred_language, const char *fallback); - -static iconv_t subcp_open (stream_t *st, const char *sub_cp) -{ - iconv_t icdsc = (iconv_t)(-1); - char *tocp = "UTF-8"; - - if (sub_cp){ - const char *cp_tmp = sub_cp; -#ifdef CONFIG_ENCA - char enca_lang[3], enca_fallback[100]; - if (sscanf(sub_cp, "enca:%2s:%99s", enca_lang, enca_fallback) == 2 - || sscanf(sub_cp, "ENCA:%2s:%99s", enca_lang, enca_fallback) == 2) { - if (st && st->flags & MP_STREAM_SEEK ) { - cp_tmp = guess_cp(st, enca_lang, enca_fallback); - } else { - cp_tmp = enca_fallback; - if (st) - mp_msg(MSGT_SUBREADER,MSGL_WARN,"SUB: enca failed, stream must be seekable.\n"); - } - } -#endif - if ((icdsc = iconv_open (tocp, cp_tmp)) != (iconv_t)(-1)){ - mp_msg(MSGT_SUBREADER,MSGL_V,"SUB: opened iconv descriptor.\n"); - } else - mp_msg(MSGT_SUBREADER,MSGL_ERR,"SUB: error opening iconv descriptor.\n"); - } - return icdsc; -} - -static void subcp_close (iconv_t icdsc) -{ - if (icdsc != (iconv_t)(-1)){ - (void) iconv_close (icdsc); - mp_msg(MSGT_SUBREADER,MSGL_V,"SUB: closed iconv descriptor.\n"); - } -} - -static subtitle* subcp_recode (iconv_t icdsc, subtitle *sub) -{ - int l=sub->lines; - size_t ileft, oleft; - char *op, *ip, *ot; - if(icdsc == (iconv_t)(-1)) return sub; - - while (l){ - ip = sub->text[--l]; - ileft = strlen(ip); - oleft = 4 * ileft; - - if (!(ot = malloc(oleft + 1))) - abort(); - op = ot; - if (iconv(icdsc, &ip, &ileft, - &op, &oleft) == (size_t)(-1)) { - mp_msg(MSGT_SUBREADER,MSGL_WARN,"SUB: error recoding line.\n"); - free(ot); - continue; - } - // In some stateful encodings, we must clear the state to handle the last character - if (iconv(icdsc, NULL, NULL, - &op, &oleft) == (size_t)(-1)) { - mp_msg(MSGT_SUBREADER,MSGL_WARN,"SUB: error recoding line, can't clear encoding state.\n"); - } - *op='\0' ; - free (sub->text[l]); - sub->text[l] = ot; - } - return sub; -} -#endif - static void adjust_subs_time(subtitle* sub, float subtime, float fps, float sub_fps, int block, int sub_num, int sub_uses_time) { @@ -1184,66 +1103,6 @@ struct subreader { struct readline_args args; }; -#ifdef CONFIG_ENCA -static const char* guess_buffer_cp(unsigned char* buffer, int buflen, const char *preferred_language, const char *fallback) -{ - const char **languages; - size_t langcnt; - EncaAnalyser analyser; - EncaEncoding encoding; - const char *detected_sub_cp = NULL; - int i; - - languages = enca_get_languages(&langcnt); - mp_msg(MSGT_SUBREADER, MSGL_V, "ENCA supported languages: "); - for (i = 0; i < langcnt; i++) { - mp_msg(MSGT_SUBREADER, MSGL_V, "%s ", languages[i]); - } - mp_msg(MSGT_SUBREADER, MSGL_V, "\n"); - - for (i = 0; i < langcnt; i++) { - if (strcasecmp(languages[i], preferred_language) != 0) continue; - analyser = enca_analyser_alloc(languages[i]); - encoding = enca_analyse_const(analyser, buffer, buflen); - enca_analyser_free(analyser); - if (encoding.charset != ENCA_CS_UNKNOWN) { - detected_sub_cp = enca_charset_name(encoding.charset, ENCA_NAME_STYLE_ICONV); - break; - } - } - - free(languages); - - if (!detected_sub_cp) { - detected_sub_cp = fallback; - mp_msg(MSGT_SUBREADER, MSGL_INFO, "ENCA detection failed: fallback to %s\n", fallback); - }else{ - mp_msg(MSGT_SUBREADER, MSGL_INFO, "ENCA detected charset: %s\n", detected_sub_cp); - } - - return detected_sub_cp; -} - -#define MAX_GUESS_BUFFER_SIZE (256*1024) -static const char* guess_cp(stream_t *st, const char *preferred_language, const char *fallback) -{ - size_t buflen; - unsigned char *buffer; - const char *detected_sub_cp = NULL; - - buffer = malloc(MAX_GUESS_BUFFER_SIZE); - buflen = stream_read(st,buffer, MAX_GUESS_BUFFER_SIZE); - - detected_sub_cp = guess_buffer_cp(buffer, buflen, preferred_language, fallback); - - free(buffer); - stream_seek(st,0); - - return detected_sub_cp; -} -#undef MAX_GUESS_BUFFER_SIZE -#endif - static bool subreader_autodetect(stream_t *fd, struct MPOpts *opts, struct subreader *out) { @@ -1304,10 +1163,6 @@ static sub_data* sub_read_file(stream_t *fd, struct subreader *srp) int sub_num = 0, sub_errs = 0; struct readline_args args = srp->args; -#ifdef CONFIG_ICONV - iconv_t icdsc = subcp_open(fd, opts->sub_cp); -#endif - sub_num=0;n_max=32; first=malloc(n_max*sizeof(subtitle)); if (!first) @@ -1326,14 +1181,9 @@ static sub_data* sub_read_file(stream_t *fd, struct subreader *srp) memset(sub, '\0', sizeof(subtitle)); sub=srp->read(fd, sub, &args); if(!sub) break; // EOF -#ifdef CONFIG_ICONV - if (sub!=ERR) sub=subcp_recode(icdsc, sub); -#endif + if ( sub == ERR ) { -#ifdef CONFIG_ICONV - subcp_close(icdsc); -#endif free(first); free(alloced_sub); return NULL; @@ -1381,9 +1231,6 @@ static sub_data* sub_read_file(stream_t *fd, struct subreader *srp) if(sub==ERR) ++sub_errs; else ++sub_num; // Error vs. Valid } -#ifdef CONFIG_ICONV - subcp_close(icdsc); -#endif free(alloced_sub); // printf ("SUB: Subtitle format %s time.\n", uses_time?"uses":"doesn't use"); -- cgit v1.2.3