diff options
| -rw-r--r-- | src/libsputext/xine_decoder_ogm.c | 560 |
1 files changed, 0 insertions, 560 deletions
diff --git a/src/libsputext/xine_decoder_ogm.c b/src/libsputext/xine_decoder_ogm.c deleted file mode 100644 index b5c473c3e..000000000 --- a/src/libsputext/xine_decoder_ogm.c +++ /dev/null @@ -1,560 +0,0 @@ -/* - * Copyright (C) 2000-2003 the xine project - * - * This file is part of xine, a free video player. - * - * xine 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. - * - * xine 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 - * - * $Id: xine_decoder_ogm.c,v 1.10 2003/12/14 22:13:24 siggi Exp $ - * - */ - -#include <stdlib.h> -#include <stdio.h> -#include <unistd.h> -#include <string.h> -#include <sys/types.h> -#include <sys/stat.h> -#include <fcntl.h> -#include <ctype.h> - -#define LOG_MODULE "sputext_ogm_decoder" -#define LOG_VERBOSE -/* -#define LOG -*/ - -#include "buffer.h" -#include "xine_internal.h" -#include "xineutils.h" -#include "osd.h" - -#define SUB_MAX_TEXT 5 - - -#define SUB_BUFSIZE 1024 - -typedef enum { - SUBTITLE_SIZE_SMALL = 0, - SUBTITLE_SIZE_NORMAL, - SUBTITLE_SIZE_LARGE, - - SUBTITLE_SIZE_NUM /* number of values in enum */ -} subtitle_size; - - -typedef struct spuogm_class_s { - spu_decoder_class_t class; - - char *src_encoding; /* encoding of subtitle file */ - - xine_t *xine; - -} spuogm_class_t; - - -typedef struct spuogm_decoder_s { - spu_decoder_t spu_decoder; - - spuogm_class_t *class; - xine_stream_t *stream; - - int lines; - char text[SUB_MAX_TEXT][SUB_BUFSIZE]; - - int width; /* frame width */ - int height; /* frame height */ - int font_size; - int line_height; - int seek_count; - int master_started; - int slave_started; - - char *font; /* subtitle font */ - subtitle_size subtitle_size; /* size of subtitles */ - int vertical_offset; - - osd_renderer_t *renderer; - osd_object_t *osd; - - int64_t img_duration; - int64_t last_subtitle_end; /* no new subtitle before this vpts */ -} spuogm_decoder_t; - - -static void update_font_size (spuogm_decoder_t *this) { - static int sizes[SUBTITLE_SIZE_NUM][4] = { - { 16, 16, 16, 20 }, /* SUBTITLE_SIZE_SMALL */ - { 16, 16, 20, 24 }, /* SUBTITLE_SIZE_NORMAL */ - { 16, 20, 24, 32 }, /* SUBTITLE_SIZE_LARGE */ - }; - - int *vec = sizes[this->subtitle_size]; - int y; - - if( this->width >= 512 ) - this->font_size = vec[3]; - else if( this->width >= 384 ) - this->font_size = vec[2]; - else if( this->width >= 320 ) - this->font_size = vec[1]; - else - this->font_size = vec[0]; - - this->line_height = this->font_size + 10; - - y = this->height - (SUB_MAX_TEXT * this->line_height) - 5; - - if(((y - this->vertical_offset) >= 0) && ((y - this->vertical_offset) <= this->height)) - y -= this->vertical_offset; - - if( this->osd ) - this->renderer->free_object (this->osd); - - if(this->renderer) { - this->osd = this->renderer->new_object (this->renderer, - this->width, - SUB_MAX_TEXT * this->line_height); - - this->renderer->set_font (this->osd, this->font, this->font_size); - this->renderer->set_position (this->osd, 0, y); - } -} - -static int get_width(spuogm_decoder_t *this, char* text) { - int i=0,width=0,w,dummy; - char letter[2]={0, 0}; - - while (i<=strlen(text)) { - switch (text[i]) { - case '<': - if (!strncmp("<b>", text+i, 3)) { - /*Do somethink to enable BOLD typeface*/ - i=i+3; - break; - } else if (!strncmp("</b>", text+i, 3)) { - /*Do somethink to disable BOLD typeface*/ - i=i+4; - break; - } else if (!strncmp("<i>", text+i, 3)) { - /*Do somethink to enable italics typeface*/ - i=i+3; - break; - } else if (!strncmp("</i>", text+i, 3)) { - /*Do somethink to disable italics typeface*/ - i=i+4; - break; - } else if (!strncmp("<font>", text+i, 3)) { - /*Do somethink to disable typing - fixme - no teststreams*/ - i=i+6; - break; - } else if (!strncmp("</font>", text+i, 3)) { - /*Do somethink to enable typing - fixme - no teststreams*/ - i=i+7; - break; - } -default: - letter[0]=text[i]; - this->renderer->get_text_size(this->osd, letter, &w, &dummy); - width=width+w; - i++; - } - } - - return width; -} - -static void render_line(spuogm_decoder_t *this, int x, int y, char* text) { - int i=0,w,dummy; - char letter[2]={0,0}; - - while (i<=strlen(text)) { - switch (text[i]) { - case '<': - if (!strncmp("<b>", text+i, 3)) { - /*Do somethink to enable BOLD typeface*/ - i=i+3; - break; - } else if (!strncmp("</b>", text+i, 3)) { - /*Do somethink to disable BOLD typeface*/ - i=i+4; - break; - } else if (!strncmp("<i>", text+i, 3)) { - /*Do somethink to enable italics typeface*/ - i=i+3; - break; - } else if (!strncmp("</i>", text+i, 3)) { - /*Do somethink to disable italics typeface*/ - i=i+4; - break; - } else if (!strncmp("<font>", text+i, 3)) { - /*Do somethink to disable typing - fixme - no teststreams*/ - i=i+6; - break; - } else if (!strncmp("</font>", text+i, 3)) { - /*Do somethink to enable typing - fixme - no teststreams*/ - i=i+7; - break; - } - default: - letter[0]=text[i]; - this->renderer->render_text(this->osd, x, y, letter, OSD_TEXT1); - this->renderer->get_text_size(this->osd, letter, &w, &dummy); - x=x+w; - i++; - } - } -} - -static void draw_subtitle(spuogm_decoder_t *this, int64_t sub_start, int64_t sub_end ) { - - int line, y; - int font_size; - - this->renderer->filled_rect (this->osd, 0, 0, this->width-1, this->line_height * SUB_MAX_TEXT - 1, 0); - - y = (SUB_MAX_TEXT - this->lines) * this->line_height; - font_size = this->font_size; - this->renderer->set_encoding(this->osd, this->class->src_encoding); - - for (line=0; line<this->lines; line++) { - int w,x; - - while(1) { - w=get_width( this, this->text[line]); - x = (this->width - w) / 2; - - if( w > this->width && font_size > 16 ) { - font_size -= 4; - this->renderer->set_font (this->osd, this->font, font_size); - } else { - break; - } - } - render_line(this, x, y + line*this->line_height, this->text[line]); - } - - if( font_size != this->font_size ) - this->renderer->set_font (this->osd, this->font, this->font_size); - - if( this->last_subtitle_end && sub_start < this->last_subtitle_end ) { - sub_start = this->last_subtitle_end; - } - this->last_subtitle_end = sub_end; - - this->renderer->set_text_palette (this->osd, -1, OSD_TEXT1); - this->renderer->show (this->osd, sub_start); - this->renderer->hide (this->osd, sub_end); - - lprintf ("scheduling subtitle >%s< at %lld until %lld, current time is %lld\n", - this->text[0], sub_start, sub_end, - this->stream->xine->clock->get_current_time (this->stream->xine->clock)); -} - - -static void spudec_decode_data (spu_decoder_t *this_gen, buf_element_t *buf) { - - spuogm_decoder_t *this = (spuogm_decoder_t *) this_gen; - int32_t start, end, diff; - int64_t start_vpts, end_vpts; - int64_t spu_offset; - int i; - uint32_t *val; - char *str; - extra_info_t extra_info; - int status; - - /* filter unwanted streams */ - if (buf->decoder_flags & BUF_FLAG_PREVIEW) - return; - if ((this->stream->spu_channel & 0x1f) != (buf->type & 0x1f)) - return; - - val = (uint32_t * )buf->content; - start = *val++; - end = *val++; - str = (char *)val; - - this->lines=0; - - i=0; - while (*str) { - if (*str == '\r' || *str == '\n') { - if (i) { - this->text[ this->lines ][i] = 0; - this->lines++; - i = 0; - } - } else { - this->text[ this->lines ][i] = *str; - if (i<SUB_BUFSIZE-1) - i++; - } - str++; - } - if (i) { - this->text[ this->lines ][i] = 0; - this->lines++; - } - - lprintf("lines %d\n", this->lines); -#ifdef LOG - for(i=0;i<this->lines;i++) - lprintf("libspuogm: decoder data [%s]\n", this->text[i]); -#endif - lprintf("timing %d->%d\n", start, end); - -#ifdef LOG - if( end <= start ) - printf("libspuogm: discarding subtitle with invalid timing\n"); -#endif - - spu_offset = this->stream->master->metronom->get_option (this->stream->master->metronom, - METRONOM_SPU_OFFSET); - start += (spu_offset / 90); - end += (spu_offset / 90); - - _x_get_current_info (this->stream->master, &extra_info, sizeof(extra_info) ); - - if( !this->seek_count ) { - this->seek_count = extra_info.seek_count; - } - - while(this->seek_count == extra_info.seek_count) { - - /* initialize decoder if needed */ - if( !this->width || !this->height || !this->img_duration || !this->osd ) { - - if( this->stream->video_out->status(this->stream->video_out, NULL, - &this->width, &this->height, &this->img_duration )) { - - if( this->width && this->height && this->img_duration ) { - this->renderer = this->stream->osd_renderer; - - update_font_size (this); - } - } - } - - if( this->osd ) { - - diff = end - extra_info.input_time; - - /* discard old subtitles */ - if( diff < 0 ) { - lprintf("discarding old\n"); - return; - } - - diff = start - extra_info.input_time; - - /* draw it if less than 2 seconds left */ - if( diff < 2000 ) { - start_vpts = extra_info.vpts + diff * 90; - end_vpts = start_vpts + (end-start) * 90; - - draw_subtitle(this, start_vpts, end_vpts); - return; - } - } - - status = xine_get_status (this->stream->master); - - if( this->master_started && (status == XINE_STATUS_QUIT || - status == XINE_STATUS_STOP) ) { - lprintf("master stopped\n"); - - this->width = this->height = 0; - return; - } - if( status == XINE_STATUS_PLAY ) - this->master_started = 1; - - status = xine_get_status (this->stream); - - if( this->slave_started && (status == XINE_STATUS_QUIT || - status == XINE_STATUS_STOP) ) { - lprintf("slave stopped\n"); - - this->width = this->height = 0; - return; - } - if( status == XINE_STATUS_PLAY ) - this->slave_started = 1; - - xine_usec_sleep (50000); - - _x_get_current_info (this->stream->master, &extra_info, sizeof(extra_info) ); - } - - lprintf("seek_count mismatch\n"); -} - - -static void spudec_reset (spu_decoder_t *this_gen) { - spuogm_decoder_t *this = (spuogm_decoder_t *) this_gen; - - this->width = this->height = 0; - this->seek_count = 0; -} - -static void spudec_discontinuity (spu_decoder_t *this_gen) { - /* spuogm_decoder_t *this = (spuogm_decoder_t *) this_gen; */ - -} - -static void spudec_dispose (spu_decoder_t *this_gen) { - spuogm_decoder_t *this = (spuogm_decoder_t *) this_gen; - - if (this->osd) { - this->renderer->free_object (this->osd); - this->osd = NULL; - } - free(this); -} - -static void update_vertical_offset(void *this_gen, xine_cfg_entry_t *entry) -{ - spuogm_decoder_t *this = (spuogm_decoder_t *)this_gen; - - this->vertical_offset = entry->num_value; - update_font_size(this); -} - -static void update_osd_font(void *this_gen, xine_cfg_entry_t *entry) -{ - spuogm_decoder_t *this = (spuogm_decoder_t *)this_gen; - - this->font = entry->str_value; - - if( this->renderer ) - this->renderer->set_font (this->osd, this->font, this->font_size); - - xprintf(this->class->xine, XINE_VERBOSITY_DEBUG, "libspuogm: spu_font = %s\n", this->font ); -} - -static void update_subtitle_size(void *this_gen, xine_cfg_entry_t *entry) -{ - spuogm_decoder_t *this = (spuogm_decoder_t *)this_gen; - - this->subtitle_size = entry->num_value; - - update_font_size (this_gen); -} - -static spu_decoder_t *spuogm_class_open_plugin (spu_decoder_class_t *class_gen, xine_stream_t *stream) { - - spuogm_class_t *class = (spuogm_class_t *)class_gen; - spuogm_decoder_t *this ; - static char *subtitle_size_strings[] = { "small", "normal", "large", NULL }; - - lprintf ("plugin opened\n"); - - this = (spuogm_decoder_t *) xine_xmalloc (sizeof (spuogm_decoder_t)); - - this->spu_decoder.decode_data = spudec_decode_data; - this->spu_decoder.reset = spudec_reset; - this->spu_decoder.discontinuity = spudec_discontinuity; - this->spu_decoder.dispose = spudec_dispose; - this->spu_decoder.get_interact_info = NULL; - this->spu_decoder.set_button = NULL; - this->spu_decoder.dispose = spudec_dispose; - - this->class = class; - this->stream = stream; - - this->font = class->xine->config->register_string(class->xine->config, - "misc.spu_font", - "sans", - _("font for external subtitles"), - NULL, 0, update_osd_font, this); - this->subtitle_size = class->xine->config->register_enum(class->xine->config, - "misc.spu_subtitle_size", - 1, - subtitle_size_strings, - _("subtitle size (relative window size)"), - NULL, 0, update_subtitle_size, this); - - this->vertical_offset = class->xine->config->register_num(class->xine->config, - "misc.spu_vertical_offset", - 0, - _("subtitle vertical offset (relative window size)"), - NULL, 0, update_vertical_offset, this); - - return (spu_decoder_t *) this; -} - -static void spuogm_class_dispose (spu_decoder_class_t *this) { - free (this); -} - -static char *spuogm_class_get_identifier (spu_decoder_class_t *this) { - return "spuogm"; -} - -static char *spuogm_class_get_description (spu_decoder_class_t *this) { - return "ogm subtitle decoder plugin"; -} - -static void update_src_encoding(void *this_gen, xine_cfg_entry_t *entry) -{ - spuogm_class_t *class = (spuogm_class_t *)this_gen; - - class->src_encoding = entry->str_value; - xprintf(class->xine, XINE_VERBOSITY_DEBUG, "libspuogm: spu_src_encoding = %s\n", class->src_encoding ); -} - -static void *init_spu_decoder_plugin (xine_t *xine, void *data) { - - spuogm_class_t *this ; - - lprintf("init class\n"); - - this = (spuogm_class_t *) xine_xmalloc (sizeof (spuogm_class_t)); - - this->class.open_plugin = spuogm_class_open_plugin; - this->class.get_identifier = spuogm_class_get_identifier; - this->class.get_description = spuogm_class_get_description; - this->class.dispose = spuogm_class_dispose; - - this->xine = xine; - - this->src_encoding = xine->config->register_string(xine->config, - "misc.spu_src_encoding", - "iso-8859-1", - _("encoding of subtitles"), - NULL, 10, update_src_encoding, this); - - return &this->class; -} - - -/* plugin catalog information */ -static uint32_t supported_types[] = { BUF_SPU_OGM, 0 }; - -static decoder_info_t spudec_info = { - supported_types, /* supported types */ - 1 /* priority */ -}; - -plugin_info_t xine_plugin_info[] = { - /* type, API, "name", version, special_info, init_function */ - { PLUGIN_SPU_DECODER, 16, "spuogm", XINE_VERSION_CODE, &spudec_info, &init_spu_decoder_plugin }, - { PLUGIN_NONE, 0, "", 0, NULL, NULL } -}; 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