FFmpeg
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#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <time.h>
#include "avassert.h"
#include "avstring.h"
#include "bprint.h"
#include "common.h"
#include "compat/va_copy.h"
#include "error.h"
#include "mem.h"
Go to the source code of this file.
Macros | |
#define | av_bprint_room(buf) ((buf)->size - FFMIN((buf)->len, (buf)->size)) |
#define | av_bprint_is_allocated(buf) ((buf)->str != (buf)->reserved_internal_buffer) |
#define | WHITESPACES " \n\t\r" |
Functions | |
static int | av_bprint_alloc (AVBPrint *buf, unsigned room) |
static void | av_bprint_grow (AVBPrint *buf, unsigned extra_len) |
void | av_bprint_init (AVBPrint *buf, unsigned size_init, unsigned size_max) |
void | av_bprint_init_for_buffer (AVBPrint *buf, char *buffer, unsigned size) |
Init a print buffer using a pre-existing buffer. More... | |
void | av_bprintf (AVBPrint *buf, const char *fmt,...) |
void | av_vbprintf (AVBPrint *buf, const char *fmt, va_list vl_arg) |
Append a formatted string to a print buffer. More... | |
void | av_bprint_chars (AVBPrint *buf, char c, unsigned n) |
Append char c n times to a print buffer. More... | |
void | av_bprint_append_data (AVBPrint *buf, const char *data, unsigned size) |
Append data to a print buffer. More... | |
void | av_bprint_strftime (AVBPrint *buf, const char *fmt, const struct tm *tm) |
Append a formatted date and time to a print buffer. More... | |
void | av_bprint_get_buffer (AVBPrint *buf, unsigned size, unsigned char **mem, unsigned *actual_size) |
Allocate bytes in the buffer for external use. More... | |
void | av_bprint_clear (AVBPrint *buf) |
Reset the string to "" but keep internal allocated data. More... | |
int | av_bprint_finalize (AVBPrint *buf, char **ret_str) |
Finalize a print buffer. More... | |
void | av_bprint_escape (AVBPrint *dstbuf, const char *src, const char *special_chars, enum AVEscapeMode mode, int flags) |
Escape the content in src and append it to dstbuf. More... | |
Definition at line 33 of file bprint.c.
Referenced by av_bprint_append_data(), av_bprint_chars(), av_bprint_get_buffer(), av_bprint_strftime(), av_bprintf(), and av_vbprintf().
Definition at line 34 of file bprint.c.
Referenced by av_bprint_alloc(), and av_bprint_finalize().
#define WHITESPACES " \n\t\r" |
Definition at line 263 of file bprint.c.
Referenced by av_bprint_escape().
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static |
Definition at line 36 of file bprint.c.
Referenced by av_bprint_append_data(), av_bprint_chars(), av_bprint_get_buffer(), av_bprint_init(), av_bprint_strftime(), av_bprintf(), and av_vbprintf().
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static |
Definition at line 60 of file bprint.c.
Referenced by av_bprint_append_data(), av_bprint_chars(), av_bprint_strftime(), av_bprintf(), and av_vbprintf().
void av_bprint_init | ( | AVBPrint * | buf, |
unsigned | size_init, | ||
unsigned | size_max | ||
) |
Definition at line 69 of file bprint.c.
Referenced by ass_read_header(), av_dict_get_string(), av_escape(), av_opt_serialize(), avfilter_graph_dump(), bsf_list_item_name(), compact_print_str(), config_output(), configure_input_audio_filter(), configure_input_video_filter(), configure_output_audio_filter(), convert_sub_to_old_ass_form(), create_ass_text(), decode_zbuf(), disp_tree(), dump_curves(), dvdsub_init(), ff_jni_exception_get_summary(), ff_tadd_bytes_metadata(), ff_tadd_doubles_metadata(), ff_tadd_long_metadata(), ff_tadd_rational_metadata(), ff_tadd_shorts_metadata(), ffprobe_show_program_version(), flat_print_str(), format_line(), ftp_status(), gen_sub_text(), icecast_open(), ini_print_str(), init(), init_decoder(), init_report(), jacosub_decode_frame(), jacosub_read_header(), json_print_int(), json_print_item_str(), json_print_section_header(), lavfi_read_header(), lavfi_read_packet(), lrc_read_header(), main(), make_command_flags_str(), microdvd_decode_frame(), microdvd_init(), mov_text_decode_frame(), mov_text_encode_init(), mpl2_decode_frame(), mpsub_read_header(), parse_psfile(), parse_string(), print_report(), query_formats(), realtext_decode_frame(), realtext_read_header(), sami_init(), sami_read_header(), show_frame(), show_packet(), show_stream(), show_subtitle(), srt_decode_frame(), srt_encode_init(), srt_read_header(), subviewer_decode_frame(), subviewer_read_header(), text_decode_frame(), validate_string(), webvtt_decode_frame(), webvtt_encode_init(), webvtt_read_header(), write_frame(), writer_open(), writer_print_data(), writer_print_integers(), writer_print_rational(), and xml_print_str().
void av_bprint_init_for_buffer | ( | AVBPrint * | buf, |
char * | buffer, | ||
unsigned | size | ||
) |
Init a print buffer using a pre-existing buffer.
The buffer will not be reallocated.
buf | buffer structure to init |
buffer | byte buffer to use for the string data |
size | size of buffer |
Definition at line 85 of file bprint.c.
Referenced by av_get_channel_layout_string(), and main().
void av_bprintf | ( | AVBPrint * | buf, |
const char * | fmt, | ||
... | |||
) |
Definition at line 94 of file bprint.c.
Referenced by add_event(), ass_read_header(), audio_frame_cksum(), av_bprint_channel_layout(), av_bprint_escape(), av_bprint_strftime(), avfilter_graph_dump_to_buf(), bprint_bytes(), bprint_pascal(), bsf_list_item_name(), c_escape_str(), capture_screen(), cat_header(), compact_print_section_header(), config_output(), configure_input_audio_filter(), configure_input_video_filter(), configure_output_audio_filter(), convert_sub_to_old_ass_form(), default_print_section_header(), disp_node(), disp_tree(), draw_text(), dump_curves(), dvdsub_init(), expand_filename_template(), ff_ass_bprint_text_event(), ff_htmlmarkup_to_ass(), ff_jni_exception_get_summary(), ff_subtitles_read_text_chunk(), ff_tadd_bytes_metadata(), ff_tadd_doubles_metadata(), ff_tadd_long_metadata(), ff_tadd_rational_metadata(), ff_tadd_shorts_metadata(), flat_escape_value_str(), flat_print_section_header(), format_line(), ftp_status(), func_eval_expr(), func_eval_expr_int_format(), func_frame_num(), func_metadata(), func_pict_type(), func_pts(), gen_sub_text(), ini_escape_str(), ini_print_section_header(), insert_datetime(), insert_text(), insert_ts(), jacosub_read_header(), jacosub_to_ass(), json_escape_str(), lavfi_read_packet(), make_command_flags_str(), microdvd_close_no_persistent_tags(), microdvd_decode_frame(), microdvd_init(), microdvd_open_tags(), mpl2_event_to_ass(), parse_psfile(), print_link_prop(), print_report(), query_formats(), read_dialogue(), rt_event_to_ass(), sami_paragraph_to_ass(), sami_read_header(), srt_read_header(), srt_to_ass(), subviewer_event_to_ass(), subviewer_read_header(), text_to_ass(), validate_string(), video_frame_cksum(), webvtt_event_to_ass(), write_frame(), writer_print_data(), writer_print_integers(), writer_print_rational(), and xml_escape_str().
void av_vbprintf | ( | AVBPrint * | buf, |
const char * | fmt, | ||
va_list | vl_arg | ||
) |
Append a formatted string to a print buffer.
Definition at line 117 of file bprint.c.
Referenced by format_line(), srt_print(), and webvtt_print().
void av_bprint_chars | ( | AVBPrint * | buf, |
char | c, | ||
unsigned | n | ||
) |
Append char c n times to a print buffer.
Definition at line 140 of file bprint.c.
Referenced by av_bprint_escape(), av_bprint_utf8(), avfilter_graph_dump_to_buf(), c_escape_str(), csv_escape_str(), expand_filename_template(), expand_text(), ff_ass_bprint_text_event(), ff_htmlmarkup_to_ass(), ff_smil_extract_next_text_chunk(), ff_subtitles_read_text_chunk(), flat_escape_key_str(), flat_escape_value_str(), get_line(), ini_escape_str(), json_escape_str(), lavfi_read_header(), lavfi_read_packet(), main(), make_command_flags_str(), microdvd_decode_frame(), mpl2_event_to_ass(), parse_string(), read_line(), rt_event_to_ass(), sami_paragraph_to_ass(), subviewer_event_to_ass(), text_to_ass(), webvtt_event_to_ass(), write_frame(), writer_print_data(), and xml_escape_str().
void av_bprint_append_data | ( | AVBPrint * | buf, |
const char * | data, | ||
unsigned | size | ||
) |
Append data to a print buffer.
param buf bprint buffer to use param data pointer to data param size size of data
Definition at line 158 of file bprint.c.
Referenced by av_dict_get_string(), av_opt_serialize(), avio_read_to_bprint(), gen_sub_text(), mov_text_new_line_cb(), mov_text_text_cb(), srt_text_cb(), validate_string(), and webvtt_text_cb().
void av_bprint_strftime | ( | AVBPrint * | buf, |
const char * | fmt, | ||
const struct tm * | tm | ||
) |
Append a formatted date and time to a print buffer.
param buf bprint buffer to use param fmt date and time format string, see strftime() param tm broken-down time structure to translate
Definition at line 176 of file bprint.c.
Referenced by draw_text(), func_pts(), func_strftime(), and main().
void av_bprint_get_buffer | ( | AVBPrint * | buf, |
unsigned | size, | ||
unsigned char ** | mem, | ||
unsigned * | actual_size | ||
) |
Allocate bytes in the buffer for external use.
[in] | buf | buffer structure |
[in] | size | required size |
[out] | mem | pointer to the memory area |
[out] | actual_size | size of the memory area after allocation; can be larger or smaller than size |
Definition at line 218 of file bprint.c.
Referenced by decode_zbuf().
void av_bprint_clear | ( | AVBPrint * | buf | ) |
Reset the string to "" but keep internal allocated data.
Definition at line 227 of file bprint.c.
Referenced by add_event(), capture_screen(), compact_print_section_header(), convert_sub_to_old_ass_form(), default_print_section_header(), draw_text(), encode_frame(), expand_text(), ff_subtitles_read_text_chunk(), flat_print_section_header(), flat_print_str(), flush_decoder(), get_line(), ini_print_section_header(), ini_print_str(), json_print_item_str(), microdvd_init(), mov_text_encode_frame(), mov_text_style_cb(), parse_psfile(), read_dialogue(), read_line(), realtext_read_header(), sami_paragraph_to_ass(), sami_read_header(), show_frame(), show_stream(), webvtt_encode_frame(), and xml_print_str().
int av_bprint_finalize | ( | AVBPrint * | buf, |
char ** | ret_str | ||
) |
Finalize a print buffer.
The print buffer can no longer be used afterwards, but the len and size fields are still valid.
Definition at line 235 of file bprint.c.
Referenced by ass_read_header(), av_dict_get_string(), av_escape(), av_log_default_callback(), av_log_format_line2(), av_opt_serialize(), avfilter_graph_dump(), avpriv_bprint_to_extradata(), bsf_list_item_name(), close_decoder(), compact_print_str(), configure_output_audio_filter(), convert_sub_to_old_ass_form(), create_ass_text(), decode_text_chunk(), decode_zbuf(), disp_tree(), dump_curves(), ff_bprint_to_codecpar_extradata(), ff_jni_exception_get_summary(), ff_tadd_bytes_metadata(), ff_tadd_doubles_metadata(), ff_tadd_long_metadata(), ff_tadd_rational_metadata(), ff_tadd_shorts_metadata(), ffprobe_show_program_version(), flat_print_str(), ftp_status(), gen_sub_text(), icecast_open(), ini_print_str(), init_report(), jacosub_decode_frame(), json_print_int(), json_print_item_str(), json_print_section_header(), lavfi_read_header(), lavfi_read_packet(), main(), microdvd_decode_frame(), mov_text_decode_frame(), mov_text_encode_close(), mpl2_decode_frame(), mpsub_read_header(), parse_file(), parse_psfile(), parse_string(), print_report(), realtext_decode_frame(), realtext_read_header(), sami_close(), sami_read_header(), show_frame(), show_packet(), show_stream(), show_subtitle(), srt_decode_frame(), srt_encode_close(), srt_read_header(), subviewer_decode_frame(), subviewer_read_header(), text_decode_frame(), uninit(), validate_string(), webvtt_decode_frame(), webvtt_encode_close(), webvtt_read_header(), write_frame(), writer_close(), writer_print_data(), writer_print_integers(), and xml_print_str().
void av_bprint_escape | ( | AVBPrint * | dstbuf, |
const char * | src, | ||
const char * | special_chars, | ||
enum AVEscapeMode | mode, | ||
int | flags | ||
) |
Escape the content in src and append it to dstbuf.
dstbuf | already inited destination bprint buffer |
src | string containing the text to escape |
special_chars | string containing the special characters which need to be escaped, can be NULL |
mode | escape mode to employ, see AV_ESCAPE_MODE_* macros. Any unknown value for mode will be considered equivalent to AV_ESCAPE_MODE_BACKSLASH, but this behaviour can change without notice. |
flags | flags which control how to escape, see AV_ESCAPE_FLAG_* macros |
Definition at line 265 of file bprint.c.
Referenced by av_dict_get_string(), av_escape(), and av_opt_serialize().