diff --git a/stable-diffusion.cpp/BUILD.mk b/stable-diffusion.cpp/BUILD.mk index e98148c883..e66eeeaad8 100644 --- a/stable-diffusion.cpp/BUILD.mk +++ b/stable-diffusion.cpp/BUILD.mk @@ -12,7 +12,6 @@ STABLE_DIFFUSION_CPP_SRCS_CPP = $(filter %.cpp,$(STABLE_DIFFUSION_CPP_FILES)) STABLE_DIFFUSION_CPP_SRCS = $(STABLE_DIFFUSION_CPP_SRCS_C) $(STABLE_DIFFUSION_CPP_SRCS_CPP) STABLE_DIFFUSION_CPP_OBJS = \ - $(LLAMAFILE_OBJS) \ $(STABLE_DIFFUSION_CPP_SRCS_C:%.c=o/$(MODE)/%.o) \ $(STABLE_DIFFUSION_CPP_SRCS_CPP:%.cpp=o/$(MODE)/%.o) diff --git a/whisper.cpp/BUILD.mk b/whisper.cpp/BUILD.mk index c37fab7c10..7aa96f1c20 100644 --- a/whisper.cpp/BUILD.mk +++ b/whisper.cpp/BUILD.mk @@ -4,37 +4,43 @@ PKGS += WHISPER_CPP WHISPER_CPP_FILES := $(wildcard whisper.cpp/*.*) -WHISPER_CPP_HDRS = $(filter %.h,$(WHISPER_CPP_FILES)) \ - $(filter %.hpp,$(WHISPER_CPP_FILES)) WHISPER_CPP_INCS = $(filter %.inc,$(WHISPER_CPP_FILES)) WHISPER_CPP_SRCS_C = $(filter %.c,$(WHISPER_CPP_FILES)) WHISPER_CPP_SRCS_CPP = $(filter %.cpp,$(WHISPER_CPP_FILES)) WHISPER_CPP_SRCS = $(WHISPER_CPP_SRCS_C) $(WHISPER_CPP_SRCS_CPP) -WHISPER_CPP_OBJS = \ - $(LLAMAFILE_OBJS) \ +WHISPER_CPP_HDRS = \ + $(filter %.h,$(WHISPER_CPP_FILES)) \ + $(filter %.hpp,$(WHISPER_CPP_FILES)) + +WHISPER_CPP_OBJS = \ $(WHISPER_CPP_SRCS_C:%.c=o/$(MODE)/%.o) \ $(WHISPER_CPP_SRCS_CPP:%.cpp=o/$(MODE)/%.o) o/$(MODE)/whisper.cpp/whisper.cpp.a: $(WHISPER_CPP_OBJS) -$(WHISPER_CPP_OBJS): private \ - CCFLAGS += \ +$(WHISPER_CPP_OBJS): private \ + CCFLAGS += \ -DGGML_MULTIPLATFORM -$(WHISPER_CPP_OBJS): private \ - CXXFLAGS += \ - -frtti \ - -Wno-alloc-size-larger-than \ +$(WHISPER_CPP_OBJS): private \ + CXXFLAGS += \ + -frtti \ + -Wno-alloc-size-larger-than \ -Wno-deprecated-declarations -o/$(MODE)/whisper.cpp/server: \ - o/$(MODE)/whisper.cpp/server.o \ - o/$(MODE)/whisper.cpp/whisper.cpp.a \ +o/$(MODE)/whisper.cpp/server: \ + o/$(MODE)/whisper.cpp/server.o \ + o/$(MODE)/whisper.cpp/whisper.cpp.a \ + o/$(MODE)/llama.cpp/llama.cpp.a + +o/$(MODE)/whisper.cpp/main: \ + o/$(MODE)/whisper.cpp/main.o \ + o/$(MODE)/whisper.cpp/whisper.cpp.a \ o/$(MODE)/llama.cpp/llama.cpp.a $(WHISPER_CPP_OBJS): whisper.cpp/BUILD.mk .PHONY: o/$(MODE)/whisper.cpp -o/$(MODE)/whisper.cpp: \ +o/$(MODE)/whisper.cpp: \ o/$(MODE)/whisper.cpp/server diff --git a/whisper.cpp/README.llamafile b/whisper.cpp/README.llamafile new file mode 100644 index 0000000000..bdcdfc7dfe --- /dev/null +++ b/whisper.cpp/README.llamafile @@ -0,0 +1,17 @@ +DESCRIPTION + + whisper.cpp converts .wav to .txt + +LICENSE + + MIT + +ORIGIN + + commit 6739eb83c3ca5cf40d24c6fe8442a761a1eb6248 + Author: Georgi Gerganov + Date: Sat Jul 27 20:35:04 2024 +0300 + +LOCAL MODIFICATIONS + + - Integrate with llamafile file loader diff --git a/whisper.cpp/common.cpp b/whisper.cpp/common.cpp index 9bf0863a7b..c210707e84 100644 --- a/whisper.cpp/common.cpp +++ b/whisper.cpp/common.cpp @@ -1,3 +1,5 @@ +// -*- mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*- +// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi #define _USE_MATH_DEFINES // for M_PI #include "common.h" diff --git a/whisper.cpp/common.h b/whisper.cpp/common.h index c9392b6d0a..8a425fe431 100644 --- a/whisper.cpp/common.h +++ b/whisper.cpp/common.h @@ -1,3 +1,6 @@ +// -*- mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*- +// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi + // Various helper functions and utilities #pragma once diff --git a/whisper.cpp/grammar-parser.cpp b/whisper.cpp/grammar-parser.cpp new file mode 100644 index 0000000000..9967417f53 --- /dev/null +++ b/whisper.cpp/grammar-parser.cpp @@ -0,0 +1,425 @@ +// -*- mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*- +// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi +#include "grammar-parser.h" +#include +#include +#include +#include +#include +#include + +namespace whisper_grammar_parser { + // NOTE: assumes valid utf8 (but checks for overrun) + // copied from whisper.cpp + static std::pair decode_utf8(const char * src) { + static const int lookup[] = { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 4 }; + uint8_t first_byte = static_cast(*src); + uint8_t highbits = first_byte >> 4; + int len = lookup[highbits]; + uint8_t mask = (1 << (8 - len)) - 1; + uint32_t value = first_byte & mask; + const char * end = src + len; // may overrun! + const char * pos = src + 1; + for ( ; pos < end && *pos; pos++) { + value = (value << 6) + (static_cast(*pos) & 0x3F); + } + return std::make_pair(value, pos); + } + + static uint32_t get_symbol_id(parse_state & state, const char * src, size_t len) { + uint32_t next_id = static_cast(state.symbol_ids.size()); + auto result = state.symbol_ids.insert(std::make_pair(std::string(src, len), next_id)); + return result.first->second; + } + + static uint32_t generate_symbol_id(parse_state & state, const std::string & base_name) { + uint32_t next_id = static_cast(state.symbol_ids.size()); + state.symbol_ids[base_name + '_' + std::to_string(next_id)] = next_id; + return next_id; + } + + static void add_rule( + parse_state & state, + uint32_t rule_id, + const std::vector & rule) { + if (state.rules.size() <= rule_id) { + state.rules.resize(rule_id + 1); + } + state.rules[rule_id] = rule; + } + + static bool is_word_char(char c) { + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || c == '-' || ('0' <= c && c <= '9'); + } + + static std::pair parse_hex(const char * src, int size) { + const char * pos = src; + const char * end = src + size; + uint32_t value = 0; + for ( ; pos < end && *pos; pos++) { + value <<= 4; + char c = *pos; + if ('a' <= c && c <= 'f') { + value += c - 'a' + 10; + } else if ('A' <= c && c <= 'F') { + value += c - 'A' + 10; + } else if ('0' <= c && c <= '9') { + value += c - '0'; + } else { + break; + } + } + if (pos != end) { + throw std::runtime_error("expecting " + std::to_string(size) + " hex chars at " + src); + } + return std::make_pair(value, pos); + } + + static const char * parse_space(const char * src, bool newline_ok) { + const char * pos = src; + while (*pos == ' ' || *pos == '\t' || *pos == '#' || + (newline_ok && (*pos == '\r' || *pos == '\n'))) { + if (*pos == '#') { + while (*pos && *pos != '\r' && *pos != '\n') { + pos++; + } + } else { + pos++; + } + } + return pos; + } + + static const char * parse_name(const char * src) { + const char * pos = src; + while (is_word_char(*pos)) { + pos++; + } + if (pos == src) { + throw std::runtime_error(std::string("expecting name at ") + src); + } + return pos; + } + + static std::pair parse_char(const char * src) { + if (*src == '\\') { + switch (src[1]) { + case 'x': return parse_hex(src + 2, 2); + case 'u': return parse_hex(src + 2, 4); + case 'U': return parse_hex(src + 2, 8); + case 't': return std::make_pair('\t', src + 2); + case 'r': return std::make_pair('\r', src + 2); + case 'n': return std::make_pair('\n', src + 2); + case '\\': + case '"': + case '[': + case ']': + return std::make_pair(src[1], src + 2); + default: + throw std::runtime_error(std::string("unknown escape at ") + src); + } + } else if (*src) { + return decode_utf8(src); + } + throw std::runtime_error("unexpected end of input"); + } + + static const char * parse_alternates( + parse_state & state, + const char * src, + const std::string & rule_name, + uint32_t rule_id, + bool is_nested); + + static const char * parse_sequence( + parse_state & state, + const char * src, + const std::string & rule_name, + std::vector & out_elements, + bool is_nested) { + size_t last_sym_start = out_elements.size(); + const char * pos = src; + while (*pos) { + if (*pos == '"') { // literal string + pos++; + last_sym_start = out_elements.size(); + while (*pos != '"') { + auto char_pair = parse_char(pos); + pos = char_pair.second; + out_elements.push_back({WHISPER_GRETYPE_CHAR, char_pair.first}); + } + pos = parse_space(pos + 1, is_nested); + } else if (*pos == '[') { // char range(s) + pos++; + enum whisper_gretype start_type = WHISPER_GRETYPE_CHAR; + if (*pos == '^') { + pos++; + start_type = WHISPER_GRETYPE_CHAR_NOT; + } + last_sym_start = out_elements.size(); + while (*pos != ']') { + auto char_pair = parse_char(pos); + pos = char_pair.second; + enum whisper_gretype type = last_sym_start < out_elements.size() + ? WHISPER_GRETYPE_CHAR_ALT + : start_type; + + out_elements.push_back({type, char_pair.first}); + if (pos[0] == '-' && pos[1] != ']') { + auto endchar_pair = parse_char(pos + 1); + pos = endchar_pair.second; + out_elements.push_back({WHISPER_GRETYPE_CHAR_RNG_UPPER, endchar_pair.first}); + } + } + pos = parse_space(pos + 1, is_nested); + } else if (is_word_char(*pos)) { // rule reference + const char * name_end = parse_name(pos); + uint32_t ref_rule_id = get_symbol_id(state, pos, name_end - pos); + pos = parse_space(name_end, is_nested); + last_sym_start = out_elements.size(); + out_elements.push_back({WHISPER_GRETYPE_RULE_REF, ref_rule_id}); + } else if (*pos == '(') { // grouping + // parse nested alternates into synthesized rule + pos = parse_space(pos + 1, true); + uint32_t sub_rule_id = generate_symbol_id(state, rule_name); + pos = parse_alternates(state, pos, rule_name, sub_rule_id, true); + last_sym_start = out_elements.size(); + // output reference to synthesized rule + out_elements.push_back({WHISPER_GRETYPE_RULE_REF, sub_rule_id}); + if (*pos != ')') { + throw std::runtime_error(std::string("expecting ')' at ") + pos); + } + pos = parse_space(pos + 1, is_nested); + } else if (*pos == '*' || *pos == '+' || *pos == '?') { // repetition operator + if (last_sym_start == out_elements.size()) { + throw std::runtime_error(std::string("expecting preceding item to */+/? at ") + pos); + } + + // apply transformation to previous symbol (last_sym_start to end) according to + // rewrite rules: + // S* --> S' ::= S S' | + // S+ --> S' ::= S S' | S + // S? --> S' ::= S | + uint32_t sub_rule_id = generate_symbol_id(state, rule_name); + std::vector sub_rule; + // add preceding symbol to generated rule + sub_rule.insert( + sub_rule.end(), out_elements.begin() + last_sym_start, out_elements.end()); + if (*pos == '*' || *pos == '+') { + // cause generated rule to recurse + sub_rule.push_back({WHISPER_GRETYPE_RULE_REF, sub_rule_id}); + } + // mark start of alternate def + sub_rule.push_back({WHISPER_GRETYPE_ALT, 0}); + if (*pos == '+') { + // add preceding symbol as alternate only for '+' (otherwise empty) + sub_rule.insert( + sub_rule.end(), out_elements.begin() + last_sym_start, out_elements.end()); + } + sub_rule.push_back({WHISPER_GRETYPE_END, 0}); + add_rule(state, sub_rule_id, sub_rule); + + // in original rule, replace previous symbol with reference to generated rule + out_elements.resize(last_sym_start); + out_elements.push_back({WHISPER_GRETYPE_RULE_REF, sub_rule_id}); + + pos = parse_space(pos + 1, is_nested); + } else { + break; + } + } + return pos; + } + + static const char * parse_alternates( + parse_state & state, + const char * src, + const std::string & rule_name, + uint32_t rule_id, + bool is_nested) { + std::vector rule; + const char * pos = parse_sequence(state, src, rule_name, rule, is_nested); + while (*pos == '|') { + rule.push_back({WHISPER_GRETYPE_ALT, 0}); + pos = parse_space(pos + 1, true); + pos = parse_sequence(state, pos, rule_name, rule, is_nested); + } + rule.push_back({WHISPER_GRETYPE_END, 0}); + add_rule(state, rule_id, rule); + return pos; + } + + static const char * parse_rule(parse_state & state, const char * src) { + const char * name_end = parse_name(src); + const char * pos = parse_space(name_end, false); + size_t name_len = name_end - src; + uint32_t rule_id = get_symbol_id(state, src, name_len); + const std::string name(src, name_len); + + if (!(pos[0] == ':' && pos[1] == ':' && pos[2] == '=')) { + throw std::runtime_error(std::string("expecting ::= at ") + pos); + } + pos = parse_space(pos + 3, true); + + pos = parse_alternates(state, pos, name, rule_id, false); + + if (*pos == '\r') { + pos += pos[1] == '\n' ? 2 : 1; + } else if (*pos == '\n') { + pos++; + } else if (*pos) { + throw std::runtime_error(std::string("expecting newline or end at ") + pos); + } + return parse_space(pos, true); + } + + parse_state parse(const char * src) { + try { + parse_state state; + const char * pos = parse_space(src, true); + while (*pos) { + pos = parse_rule(state, pos); + } + return state; + } catch (const std::exception & err) { + fprintf(stderr, "%s: error parsing grammar: %s\n", __func__, err.what()); + return parse_state(); + } + } + + static void print_grammar_char(FILE * file, uint32_t c) { + if (0x20 <= c && c <= 0x7f) { + fprintf(file, "%c", static_cast(c)); + } else { + // cop out of encoding UTF-8 + fprintf(file, "", c); + } + } + + static bool is_char_element(whisper_grammar_element elem) { + switch (elem.type) { + case WHISPER_GRETYPE_CHAR: return true; + case WHISPER_GRETYPE_CHAR_NOT: return true; + case WHISPER_GRETYPE_CHAR_ALT: return true; + case WHISPER_GRETYPE_CHAR_RNG_UPPER: return true; + default: return false; + } + } + + static void print_rule_binary(FILE * file, const std::vector & rule) { + for (auto elem : rule) { + switch (elem.type) { + case WHISPER_GRETYPE_END: fprintf(file, "END"); break; + case WHISPER_GRETYPE_ALT: fprintf(file, "ALT"); break; + case WHISPER_GRETYPE_RULE_REF: fprintf(file, "RULE_REF"); break; + case WHISPER_GRETYPE_CHAR: fprintf(file, "CHAR"); break; + case WHISPER_GRETYPE_CHAR_NOT: fprintf(file, "CHAR_NOT"); break; + case WHISPER_GRETYPE_CHAR_RNG_UPPER: fprintf(file, "CHAR_RNG_UPPER"); break; + case WHISPER_GRETYPE_CHAR_ALT: fprintf(file, "CHAR_ALT"); break; + } + switch (elem.type) { + case WHISPER_GRETYPE_END: + case WHISPER_GRETYPE_ALT: + case WHISPER_GRETYPE_RULE_REF: + fprintf(file, "(%u) ", elem.value); + break; + case WHISPER_GRETYPE_CHAR: + case WHISPER_GRETYPE_CHAR_NOT: + case WHISPER_GRETYPE_CHAR_RNG_UPPER: + case WHISPER_GRETYPE_CHAR_ALT: + fprintf(file, "(\""); + print_grammar_char(file, elem.value); + fprintf(file, "\") "); + break; + } + } + fprintf(file, "\n"); + } + + static void print_rule( + FILE * file, + uint32_t rule_id, + const std::vector & rule, + const std::map & symbol_id_names) { + if (rule.empty() || rule.back().type != WHISPER_GRETYPE_END) { + throw std::runtime_error( + "malformed rule, does not end with WHISPER_GRETYPE_END: " + std::to_string(rule_id)); + } + fprintf(file, "%s ::= ", symbol_id_names.at(rule_id).c_str()); + for (size_t i = 0, end = rule.size() - 1; i < end; i++) { + whisper_grammar_element elem = rule[i]; + switch (elem.type) { + case WHISPER_GRETYPE_END: + throw std::runtime_error( + "unexpected end of rule: " + std::to_string(rule_id) + "," + + std::to_string(i)); + case WHISPER_GRETYPE_ALT: + fprintf(file, "| "); + break; + case WHISPER_GRETYPE_RULE_REF: + fprintf(file, "%s ", symbol_id_names.at(elem.value).c_str()); + break; + case WHISPER_GRETYPE_CHAR: + fprintf(file, "["); + print_grammar_char(file, elem.value); + break; + case WHISPER_GRETYPE_CHAR_NOT: + fprintf(file, "[^"); + print_grammar_char(file, elem.value); + break; + case WHISPER_GRETYPE_CHAR_RNG_UPPER: + if (i == 0 || !is_char_element(rule[i - 1])) { + throw std::runtime_error( + "WHISPER_GRETYPE_CHAR_RNG_UPPER without preceding char: " + + std::to_string(rule_id) + "," + std::to_string(i)); + } + fprintf(file, "-"); + print_grammar_char(file, elem.value); + break; + case WHISPER_GRETYPE_CHAR_ALT: + if (i == 0 || !is_char_element(rule[i - 1])) { + throw std::runtime_error( + "WHISPER_GRETYPE_CHAR_ALT without preceding char: " + + std::to_string(rule_id) + "," + std::to_string(i)); + } + print_grammar_char(file, elem.value); + break; + } + if (is_char_element(elem)) { + switch (rule[i + 1].type) { + case WHISPER_GRETYPE_CHAR_ALT: + case WHISPER_GRETYPE_CHAR_RNG_UPPER: + break; + default: + fprintf(file, "] "); + } + } + } + fprintf(file, "\n"); + } + + void print_grammar(FILE * file, const parse_state & state) { + try { + std::map symbol_id_names; + for (auto kv : state.symbol_ids) { + symbol_id_names[kv.second] = kv.first; + } + for (size_t i = 0, end = state.rules.size(); i < end; i++) { + // fprintf(file, "%zu: ", i); + // print_rule_binary(file, state.rules[i]); + print_rule(file, uint32_t(i), state.rules[i], symbol_id_names); + // fprintf(file, "\n"); + } + } catch (const std::exception & err) { + fprintf(stderr, "\n%s: error printing grammar: %s\n", __func__, err.what()); + } + } + + std::vector parse_state::c_rules() const { + std::vector ret; + for (const auto & rule : rules) { + ret.push_back(rule.data()); + } + return ret; + } +} diff --git a/whisper.cpp/grammar-parser.h b/whisper.cpp/grammar-parser.h new file mode 100644 index 0000000000..d54e9c580b --- /dev/null +++ b/whisper.cpp/grammar-parser.h @@ -0,0 +1,32 @@ +// -*- mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*- +// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi + +// Implements a parser for an extended Backus-Naur form (BNF), producing the +// binary context-free grammar format specified by whisper.h. Supports character +// ranges, grouping, and repetition operators. As an example, a grammar for +// arithmetic might look like: +// +// root ::= expr +// expr ::= term ([-+*/] term)* +// term ::= num | "(" space expr ")" space +// num ::= [0-9]+ space +// space ::= [ \t\n]* + +#pragma once +#include "whisper.h" +#include +#include +#include +#include + +namespace whisper_grammar_parser { + struct parse_state { + std::map symbol_ids; + std::vector> rules; + + std::vector c_rules() const; + }; + + parse_state parse(const char * src); + void print_grammar(FILE * file, const parse_state & state); +} diff --git a/whisper.cpp/main.cpp b/whisper.cpp/main.cpp new file mode 100644 index 0000000000..0d18c59304 --- /dev/null +++ b/whisper.cpp/main.cpp @@ -0,0 +1,1248 @@ +// -*- mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*- +// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi +#include "common.h" + +#include "whisper.h" +#include "grammar-parser.h" + +#include +#include +#include +#include +#include +#include +#include +#include + +#if defined(_MSC_VER) +#pragma warning(disable: 4244 4267) // possible loss of data +#endif + +// helper function to replace substrings +static void replace_all(std::string & s, const std::string & search, const std::string & replace) { + for (size_t pos = 0; ; pos += replace.length()) { + pos = s.find(search, pos); + if (pos == std::string::npos) break; + s.erase(pos, search.length()); + s.insert(pos, replace); + } +} + +int32_t get_num_physical_cores(); + +// command-line parameters +struct whisper_params { + int32_t n_threads = std::min(4, get_num_physical_cores()); + int32_t n_processors = 1; + int32_t offset_t_ms = 0; + int32_t offset_n = 0; + int32_t duration_ms = 0; + int32_t progress_step = 5; + int32_t max_context = -1; + int32_t max_len = 0; + int32_t best_of = whisper_full_default_params(WHISPER_SAMPLING_GREEDY).greedy.best_of; + int32_t beam_size = whisper_full_default_params(WHISPER_SAMPLING_BEAM_SEARCH).beam_search.beam_size; + int32_t audio_ctx = 0; + + float word_thold = 0.01f; + float entropy_thold = 2.40f; + float logprob_thold = -1.00f; + float grammar_penalty = 100.0f; + float temperature = 0.0f; + float temperature_inc = 0.2f; + + bool debug_mode = false; + bool translate = false; + bool detect_language = false; + bool diarize = false; + bool tinydiarize = false; + bool split_on_word = false; + bool no_fallback = false; + bool output_txt = false; + bool output_vtt = false; + bool output_srt = false; + bool output_wts = false; + bool output_csv = false; + bool output_jsn = false; + bool output_jsn_full = false; + bool output_lrc = false; + bool no_prints = false; + bool print_special = false; + bool print_colors = false; + bool print_progress = false; + bool no_timestamps = false; + bool log_score = false; + bool use_gpu = true; + bool flash_attn = false; + + std::string language = "en"; + std::string prompt; + std::string font_path = "/System/Library/Fonts/Supplemental/Courier New Bold.ttf"; + std::string model = "models/ggml-base.en.bin"; + std::string grammar; + std::string grammar_rule; + + // [TDRZ] speaker turn string + std::string tdrz_speaker_turn = " [SPEAKER_TURN]"; // TODO: set from command line + + // A regular expression that matches tokens to suppress + std::string suppress_regex; + + std::string openvino_encode_device = "CPU"; + + std::string dtw = ""; + + std::vector fname_inp = {}; + std::vector fname_out = {}; + + whisper_grammar_parser::parse_state grammar_parsed; +}; + +static void whisper_print_usage(int argc, char ** argv, const whisper_params & params); + +static char * whisper_param_turn_lowercase(char * in){ + int string_len = strlen(in); + for (int i = 0; i < string_len; i++){ + *(in+i) = tolower((unsigned char)*(in+i)); + } + return in; +} + +static bool whisper_params_parse(int argc, char ** argv, whisper_params & params) { + for (int i = 1; i < argc; i++) { + std::string arg = argv[i]; + + if (arg == "-"){ + params.fname_inp.push_back(arg); + continue; + } + + if (arg[0] != '-') { + params.fname_inp.push_back(arg); + continue; + } + + if (arg == "-h" || arg == "--help") { + whisper_print_usage(argc, argv, params); + exit(0); + } + else if (arg == "-t" || arg == "--threads") { params.n_threads = std::stoi(argv[++i]); } + else if (arg == "-p" || arg == "--processors") { params.n_processors = std::stoi(argv[++i]); } + else if (arg == "-ot" || arg == "--offset-t") { params.offset_t_ms = std::stoi(argv[++i]); } + else if (arg == "-on" || arg == "--offset-n") { params.offset_n = std::stoi(argv[++i]); } + else if (arg == "-d" || arg == "--duration") { params.duration_ms = std::stoi(argv[++i]); } + else if (arg == "-mc" || arg == "--max-context") { params.max_context = std::stoi(argv[++i]); } + else if (arg == "-ml" || arg == "--max-len") { params.max_len = std::stoi(argv[++i]); } + else if (arg == "-bo" || arg == "--best-of") { params.best_of = std::stoi(argv[++i]); } + else if (arg == "-bs" || arg == "--beam-size") { params.beam_size = std::stoi(argv[++i]); } + else if (arg == "-ac" || arg == "--audio-ctx") { params.audio_ctx = std::stoi(argv[++i]); } + else if (arg == "-wt" || arg == "--word-thold") { params.word_thold = std::stof(argv[++i]); } + else if (arg == "-et" || arg == "--entropy-thold") { params.entropy_thold = std::stof(argv[++i]); } + else if (arg == "-lpt" || arg == "--logprob-thold") { params.logprob_thold = std::stof(argv[++i]); } + else if (arg == "-tp" || arg == "--temperature") { params.temperature = std::stof(argv[++i]); } + else if (arg == "-tpi" || arg == "--temperature-inc") { params.temperature_inc = std::stof(argv[++i]); } + else if (arg == "-debug"|| arg == "--debug-mode") { params.debug_mode = true; } + else if (arg == "-tr" || arg == "--translate") { params.translate = true; } + else if (arg == "-di" || arg == "--diarize") { params.diarize = true; } + else if (arg == "-tdrz" || arg == "--tinydiarize") { params.tinydiarize = true; } + else if (arg == "-sow" || arg == "--split-on-word") { params.split_on_word = true; } + else if (arg == "-nf" || arg == "--no-fallback") { params.no_fallback = true; } + else if (arg == "-otxt" || arg == "--output-txt") { params.output_txt = true; } + else if (arg == "-ovtt" || arg == "--output-vtt") { params.output_vtt = true; } + else if (arg == "-osrt" || arg == "--output-srt") { params.output_srt = true; } + else if (arg == "-owts" || arg == "--output-words") { params.output_wts = true; } + else if (arg == "-olrc" || arg == "--output-lrc") { params.output_lrc = true; } + else if (arg == "-fp" || arg == "--font-path") { params.font_path = argv[++i]; } + else if (arg == "-ocsv" || arg == "--output-csv") { params.output_csv = true; } + else if (arg == "-oj" || arg == "--output-json") { params.output_jsn = true; } + else if (arg == "-ojf" || arg == "--output-json-full"){ params.output_jsn_full = params.output_jsn = true; } + else if (arg == "-of" || arg == "--output-file") { params.fname_out.emplace_back(argv[++i]); } + else if (arg == "-np" || arg == "--no-prints") { params.no_prints = true; } + else if (arg == "-ps" || arg == "--print-special") { params.print_special = true; } + else if (arg == "-pc" || arg == "--print-colors") { params.print_colors = true; } + else if (arg == "-pp" || arg == "--print-progress") { params.print_progress = true; } + else if (arg == "-nt" || arg == "--no-timestamps") { params.no_timestamps = true; } + else if (arg == "-l" || arg == "--language") { params.language = whisper_param_turn_lowercase(argv[++i]); } + else if (arg == "-dl" || arg == "--detect-language") { params.detect_language = true; } + else if ( arg == "--prompt") { params.prompt = argv[++i]; } + else if (arg == "-m" || arg == "--model") { params.model = argv[++i]; } + else if (arg == "-f" || arg == "--file") { params.fname_inp.emplace_back(argv[++i]); } + else if (arg == "-oved" || arg == "--ov-e-device") { params.openvino_encode_device = argv[++i]; } + else if (arg == "-dtw" || arg == "--dtw") { params.dtw = argv[++i]; } + else if (arg == "-ls" || arg == "--log-score") { params.log_score = true; } + else if (arg == "-ng" || arg == "--no-gpu") { params.use_gpu = false; } + else if (arg == "-fa" || arg == "--flash-attn") { params.flash_attn = true; } + else if ( arg == "--suppress-regex") { params.suppress_regex = argv[++i]; } + else if ( arg == "--grammar") { params.grammar = argv[++i]; } + else if ( arg == "--grammar-rule") { params.grammar_rule = argv[++i]; } + else if ( arg == "--grammar-penalty") { params.grammar_penalty = std::stof(argv[++i]); } + else { + fprintf(stderr, "error: unknown argument: %s\n", arg.c_str()); + whisper_print_usage(argc, argv, params); + exit(0); + } + } + + return true; +} + +static void whisper_print_usage(int /*argc*/, char ** argv, const whisper_params & params) { + fprintf(stderr, "\n"); + fprintf(stderr, "usage: %s [options] file0.wav file1.wav ...\n", argv[0]); + fprintf(stderr, "\n"); + fprintf(stderr, "options:\n"); + fprintf(stderr, " -h, --help [default] show this help message and exit\n"); + fprintf(stderr, " -t N, --threads N [%-7d] number of threads to use during computation\n", params.n_threads); + fprintf(stderr, " -p N, --processors N [%-7d] number of processors to use during computation\n", params.n_processors); + fprintf(stderr, " -ot N, --offset-t N [%-7d] time offset in milliseconds\n", params.offset_t_ms); + fprintf(stderr, " -on N, --offset-n N [%-7d] segment index offset\n", params.offset_n); + fprintf(stderr, " -d N, --duration N [%-7d] duration of audio to process in milliseconds\n", params.duration_ms); + fprintf(stderr, " -mc N, --max-context N [%-7d] maximum number of text context tokens to store\n", params.max_context); + fprintf(stderr, " -ml N, --max-len N [%-7d] maximum segment length in characters\n", params.max_len); + fprintf(stderr, " -sow, --split-on-word [%-7s] split on word rather than on token\n", params.split_on_word ? "true" : "false"); + fprintf(stderr, " -bo N, --best-of N [%-7d] number of best candidates to keep\n", params.best_of); + fprintf(stderr, " -bs N, --beam-size N [%-7d] beam size for beam search\n", params.beam_size); + fprintf(stderr, " -ac N, --audio-ctx N [%-7d] audio context size (0 - all)\n", params.audio_ctx); + fprintf(stderr, " -wt N, --word-thold N [%-7.2f] word timestamp probability threshold\n", params.word_thold); + fprintf(stderr, " -et N, --entropy-thold N [%-7.2f] entropy threshold for decoder fail\n", params.entropy_thold); + fprintf(stderr, " -lpt N, --logprob-thold N [%-7.2f] log probability threshold for decoder fail\n", params.logprob_thold); + fprintf(stderr, " -tp, --temperature N [%-7.2f] The sampling temperature, between 0 and 1\n", params.temperature); + fprintf(stderr, " -tpi, --temperature-inc N [%-7.2f] The increment of temperature, between 0 and 1\n",params.temperature_inc); + fprintf(stderr, " -debug, --debug-mode [%-7s] enable debug mode (eg. dump log_mel)\n", params.debug_mode ? "true" : "false"); + fprintf(stderr, " -tr, --translate [%-7s] translate from source language to english\n", params.translate ? "true" : "false"); + fprintf(stderr, " -di, --diarize [%-7s] stereo audio diarization\n", params.diarize ? "true" : "false"); + fprintf(stderr, " -tdrz, --tinydiarize [%-7s] enable tinydiarize (requires a tdrz model)\n", params.tinydiarize ? "true" : "false"); + fprintf(stderr, " -nf, --no-fallback [%-7s] do not use temperature fallback while decoding\n", params.no_fallback ? "true" : "false"); + fprintf(stderr, " -otxt, --output-txt [%-7s] output result in a text file\n", params.output_txt ? "true" : "false"); + fprintf(stderr, " -ovtt, --output-vtt [%-7s] output result in a vtt file\n", params.output_vtt ? "true" : "false"); + fprintf(stderr, " -osrt, --output-srt [%-7s] output result in a srt file\n", params.output_srt ? "true" : "false"); + fprintf(stderr, " -olrc, --output-lrc [%-7s] output result in a lrc file\n", params.output_lrc ? "true" : "false"); + fprintf(stderr, " -owts, --output-words [%-7s] output script for generating karaoke video\n", params.output_wts ? "true" : "false"); + fprintf(stderr, " -fp, --font-path [%-7s] path to a monospace font for karaoke video\n", params.font_path.c_str()); + fprintf(stderr, " -ocsv, --output-csv [%-7s] output result in a CSV file\n", params.output_csv ? "true" : "false"); + fprintf(stderr, " -oj, --output-json [%-7s] output result in a JSON file\n", params.output_jsn ? "true" : "false"); + fprintf(stderr, " -ojf, --output-json-full [%-7s] include more information in the JSON file\n", params.output_jsn_full ? "true" : "false"); + fprintf(stderr, " -of FNAME, --output-file FNAME [%-7s] output file path (without file extension)\n", ""); + fprintf(stderr, " -np, --no-prints [%-7s] do not print anything other than the results\n", params.no_prints ? "true" : "false"); + fprintf(stderr, " -ps, --print-special [%-7s] print special tokens\n", params.print_special ? "true" : "false"); + fprintf(stderr, " -pc, --print-colors [%-7s] print colors\n", params.print_colors ? "true" : "false"); + fprintf(stderr, " -pp, --print-progress [%-7s] print progress\n", params.print_progress ? "true" : "false"); + fprintf(stderr, " -nt, --no-timestamps [%-7s] do not print timestamps\n", params.no_timestamps ? "true" : "false"); + fprintf(stderr, " -l LANG, --language LANG [%-7s] spoken language ('auto' for auto-detect)\n", params.language.c_str()); + fprintf(stderr, " -dl, --detect-language [%-7s] exit after automatically detecting language\n", params.detect_language ? "true" : "false"); + fprintf(stderr, " --prompt PROMPT [%-7s] initial prompt (max n_text_ctx/2 tokens)\n", params.prompt.c_str()); + fprintf(stderr, " -m FNAME, --model FNAME [%-7s] model path\n", params.model.c_str()); + fprintf(stderr, " -f FNAME, --file FNAME [%-7s] input WAV file path\n", ""); + fprintf(stderr, " -oved D, --ov-e-device DNAME [%-7s] the OpenVINO device used for encode inference\n", params.openvino_encode_device.c_str()); + fprintf(stderr, " -dtw MODEL --dtw MODEL [%-7s] compute token-level timestamps\n", params.dtw.c_str()); + fprintf(stderr, " -ls, --log-score [%-7s] log best decoder scores of tokens\n", params.log_score?"true":"false"); + fprintf(stderr, " -ng, --no-gpu [%-7s] disable GPU\n", params.use_gpu ? "false" : "true"); + fprintf(stderr, " -fa, --flash-attn [%-7s] flash attention\n", params.flash_attn ? "true" : "false"); + fprintf(stderr, " --suppress-regex REGEX [%-7s] regular expression matching tokens to suppress\n", params.suppress_regex.c_str()); + fprintf(stderr, " --grammar GRAMMAR [%-7s] GBNF grammar to guide decoding\n", params.grammar.c_str()); + fprintf(stderr, " --grammar-rule RULE [%-7s] top-level GBNF grammar rule name\n", params.grammar_rule.c_str()); + fprintf(stderr, " --grammar-penalty N [%-7.1f] scales down logits of nongrammar tokens\n", params.grammar_penalty); + fprintf(stderr, "\n"); +} + +struct whisper_print_user_data { + const whisper_params * params; + + const std::vector> * pcmf32s; + int progress_prev; +}; + +static std::string estimate_diarization_speaker(std::vector> pcmf32s, int64_t t0, int64_t t1, bool id_only = false) { + std::string speaker = ""; + const int64_t n_samples = pcmf32s[0].size(); + + const int64_t is0 = timestamp_to_sample(t0, n_samples, WHISPER_SAMPLE_RATE); + const int64_t is1 = timestamp_to_sample(t1, n_samples, WHISPER_SAMPLE_RATE); + + double energy0 = 0.0f; + double energy1 = 0.0f; + + for (int64_t j = is0; j < is1; j++) { + energy0 += fabs(pcmf32s[0][j]); + energy1 += fabs(pcmf32s[1][j]); + } + + if (energy0 > 1.1*energy1) { + speaker = "0"; + } else if (energy1 > 1.1*energy0) { + speaker = "1"; + } else { + speaker = "?"; + } + + //printf("is0 = %lld, is1 = %lld, energy0 = %f, energy1 = %f, speaker = %s\n", is0, is1, energy0, energy1, speaker.c_str()); + + if (!id_only) { + speaker.insert(0, "(speaker "); + speaker.append(")"); + } + + return speaker; +} + +static void whisper_print_progress_callback(struct whisper_context * /*ctx*/, struct whisper_state * /*state*/, int progress, void * user_data) { + int progress_step = ((whisper_print_user_data *) user_data)->params->progress_step; + int * progress_prev = &(((whisper_print_user_data *) user_data)->progress_prev); + if (progress >= *progress_prev + progress_step) { + *progress_prev += progress_step; + fprintf(stderr, "%s: progress = %3d%%\n", __func__, progress); + } +} + +static void whisper_print_segment_callback(struct whisper_context * ctx, struct whisper_state * /*state*/, int n_new, void * user_data) { + const auto & params = *((whisper_print_user_data *) user_data)->params; + const auto & pcmf32s = *((whisper_print_user_data *) user_data)->pcmf32s; + + const int n_segments = whisper_full_n_segments(ctx); + + std::string speaker = ""; + + int64_t t0 = 0; + int64_t t1 = 0; + + // print the last n_new segments + const int s0 = n_segments - n_new; + + if (s0 == 0) { + printf("\n"); + } + + for (int i = s0; i < n_segments; i++) { + if (!params.no_timestamps || params.diarize) { + t0 = whisper_full_get_segment_t0(ctx, i); + t1 = whisper_full_get_segment_t1(ctx, i); + } + + if (!params.no_timestamps) { + printf("[%s --> %s] ", to_timestamp(t0).c_str(), to_timestamp(t1).c_str()); + } + + if (params.diarize && pcmf32s.size() == 2) { + speaker = estimate_diarization_speaker(pcmf32s, t0, t1); + } + + if (params.print_colors) { + for (int j = 0; j < whisper_full_n_tokens(ctx, i); ++j) { + if (params.print_special == false) { + const whisper_token id = whisper_full_get_token_id(ctx, i, j); + if (id >= whisper_token_eot(ctx)) { + continue; + } + } + + const char * text = whisper_full_get_token_text(ctx, i, j); + const float p = whisper_full_get_token_p (ctx, i, j); + + const int col = std::max(0, std::min((int) k_colors.size() - 1, (int) (std::pow(p, 3)*float(k_colors.size())))); + + printf("%s%s%s%s", speaker.c_str(), k_colors[col].c_str(), text, "\033[0m"); + } + } else { + const char * text = whisper_full_get_segment_text(ctx, i); + + printf("%s%s", speaker.c_str(), text); + } + + if (params.tinydiarize) { + if (whisper_full_get_segment_speaker_turn_next(ctx, i)) { + printf("%s", params.tdrz_speaker_turn.c_str()); + } + } + + // with timestamps or speakers: each segment on new line + if (!params.no_timestamps || params.diarize) { + printf("\n"); + } + + fflush(stdout); + } +} + +static bool output_txt(struct whisper_context * ctx, const char * fname, const whisper_params & params, std::vector> pcmf32s) { + std::ofstream fout(fname); + if (!fout.is_open()) { + fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname); + return false; + } + + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + + const int n_segments = whisper_full_n_segments(ctx); + for (int i = 0; i < n_segments; ++i) { + const char * text = whisper_full_get_segment_text(ctx, i); + std::string speaker = ""; + + if (params.diarize && pcmf32s.size() == 2) + { + const int64_t t0 = whisper_full_get_segment_t0(ctx, i); + const int64_t t1 = whisper_full_get_segment_t1(ctx, i); + speaker = estimate_diarization_speaker(pcmf32s, t0, t1); + } + + fout << speaker << text << "\n"; + } + + return true; +} + +static bool output_vtt(struct whisper_context * ctx, const char * fname, const whisper_params & params, std::vector> pcmf32s) { + std::ofstream fout(fname); + if (!fout.is_open()) { + fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname); + return false; + } + + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + + fout << "WEBVTT\n\n"; + + const int n_segments = whisper_full_n_segments(ctx); + for (int i = 0; i < n_segments; ++i) { + const char * text = whisper_full_get_segment_text(ctx, i); + const int64_t t0 = whisper_full_get_segment_t0(ctx, i); + const int64_t t1 = whisper_full_get_segment_t1(ctx, i); + std::string speaker = ""; + + if (params.diarize && pcmf32s.size() == 2) + { + speaker = estimate_diarization_speaker(pcmf32s, t0, t1, true); + speaker.insert(0, ""); + } + + fout << to_timestamp(t0) << " --> " << to_timestamp(t1) << "\n"; + fout << speaker << text << "\n\n"; + } + + return true; +} + +static bool output_srt(struct whisper_context * ctx, const char * fname, const whisper_params & params, std::vector> pcmf32s) { + std::ofstream fout(fname); + if (!fout.is_open()) { + fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname); + return false; + } + + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + + const int n_segments = whisper_full_n_segments(ctx); + for (int i = 0; i < n_segments; ++i) { + const char * text = whisper_full_get_segment_text(ctx, i); + const int64_t t0 = whisper_full_get_segment_t0(ctx, i); + const int64_t t1 = whisper_full_get_segment_t1(ctx, i); + std::string speaker = ""; + + if (params.diarize && pcmf32s.size() == 2) + { + speaker = estimate_diarization_speaker(pcmf32s, t0, t1); + } + + fout << i + 1 + params.offset_n << "\n"; + fout << to_timestamp(t0, true) << " --> " << to_timestamp(t1, true) << "\n"; + fout << speaker << text << "\n\n"; + } + + return true; +} + +static char * escape_double_quotes_and_backslashes(const char * str) { + if (str == NULL) { + return NULL; + } + + size_t escaped_length = strlen(str) + 1; + + for (size_t i = 0; str[i] != '\0'; i++) { + if (str[i] == '"' || str[i] == '\\') { + escaped_length++; + } + } + + char * escaped = (char *)calloc(escaped_length, 1); // pre-zeroed + if (escaped == NULL) { + return NULL; + } + + size_t pos = 0; + for (size_t i = 0; str[i] != '\0'; i++) { + if (str[i] == '"' || str[i] == '\\') { + escaped[pos++] = '\\'; + } + escaped[pos++] = str[i]; + } + + // no need to set zero due to calloc() being used prior + + return escaped; +} + +// double quote should be escaped by another double quote. (rfc4180) +static char * escape_double_quotes_in_csv(const char * str) { + if (str == NULL) { + return NULL; + } + + size_t escaped_length = strlen(str) + 1; + + for (size_t i = 0; str[i] != '\0'; i++) { + if (str[i] == '"') { + escaped_length++; + } + } + + char *escaped = (char *)calloc(escaped_length, 1); // pre-zeroed + if (escaped == NULL) { + return NULL; + } + + size_t pos = 0; + for (size_t i = 0; str[i] != '\0'; i++) { + if (str[i] == '"') { + escaped[pos++] = '"'; + } + escaped[pos++] = str[i]; + } + + // no need to set zero due to calloc() being used prior + + return escaped; +} + +static bool output_csv(struct whisper_context * ctx, const char * fname, const whisper_params & params, std::vector> pcmf32s) { + std::ofstream fout(fname); + if (!fout.is_open()) { + fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname); + return false; + } + + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + + const int n_segments = whisper_full_n_segments(ctx); + fout << "start,end,"; + if (params.diarize && pcmf32s.size() == 2) + { + fout << "speaker,"; + } + fout << "text\n"; + + for (int i = 0; i < n_segments; ++i) { + const char * text = whisper_full_get_segment_text(ctx, i); + const int64_t t0 = whisper_full_get_segment_t0(ctx, i); + const int64_t t1 = whisper_full_get_segment_t1(ctx, i); + char * text_escaped = escape_double_quotes_in_csv(text); + + //need to multiply times returned from whisper_full_get_segment_t{0,1}() by 10 to get milliseconds. + fout << 10 * t0 << "," << 10 * t1 << ","; + if (params.diarize && pcmf32s.size() == 2) + { + fout << estimate_diarization_speaker(pcmf32s, t0, t1, true) << ","; + } + fout << "\"" << text_escaped << "\"\n"; + } + + return true; +} + +static bool output_score(struct whisper_context * ctx, const char * fname, const whisper_params & /*params*/, std::vector> /*pcmf32s*/) { + std::ofstream fout(fname); + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + + const int n_segments = whisper_full_n_segments(ctx); + // fprintf(stderr,"segments: %d\n",n_segments); + for (int i = 0; i < n_segments; ++i) { + const int n_tokens = whisper_full_n_tokens(ctx, i); + // fprintf(stderr,"tokens: %d\n",n_tokens); + for (int j = 0; j < n_tokens; j++) { + auto token = whisper_full_get_token_text(ctx, i, j); + auto probability = whisper_full_get_token_p(ctx, i, j); + fout << token << '\t' << probability << std::endl; + // fprintf(stderr,"token: %s %f\n",token,probability); + } + } + return true; +} + +static bool output_json( + struct whisper_context * ctx, + const char * fname, + const whisper_params & params, + std::vector> pcmf32s, + bool full) { + std::ofstream fout(fname); + int indent = 0; + + auto doindent = [&]() { + for (int i = 0; i < indent; i++) fout << "\t"; + }; + + auto start_arr = [&](const char *name) { + doindent(); + fout << "\"" << name << "\": [\n"; + indent++; + }; + + auto end_arr = [&](bool end) { + indent--; + doindent(); + fout << (end ? "]\n" : "],\n"); + }; + + auto start_obj = [&](const char *name) { + doindent(); + if (name) { + fout << "\"" << name << "\": {\n"; + } else { + fout << "{\n"; + } + indent++; + }; + + auto end_obj = [&](bool end) { + indent--; + doindent(); + fout << (end ? "}\n" : "},\n"); + }; + + auto start_value = [&](const char *name) { + doindent(); + fout << "\"" << name << "\": "; + }; + + auto value_s = [&](const char *name, const char *val, bool end) { + start_value(name); + char * val_escaped = escape_double_quotes_and_backslashes(val); + fout << "\"" << val_escaped << (end ? "\"\n" : "\",\n"); + free(val_escaped); + }; + + auto end_value = [&](bool end) { + fout << (end ? "\n" : ",\n"); + }; + + auto value_i = [&](const char *name, const int64_t val, bool end) { + start_value(name); + fout << val; + end_value(end); + }; + + auto value_f = [&](const char *name, const float val, bool end) { + start_value(name); + fout << val; + end_value(end); + }; + + auto value_b = [&](const char *name, const bool val, bool end) { + start_value(name); + fout << (val ? "true" : "false"); + end_value(end); + }; + + auto times_o = [&](int64_t t0, int64_t t1, bool end) { + start_obj("timestamps"); + value_s("from", to_timestamp(t0, true).c_str(), false); + value_s("to", to_timestamp(t1, true).c_str(), true); + end_obj(false); + start_obj("offsets"); + value_i("from", t0 * 10, false); + value_i("to", t1 * 10, true); + end_obj(end); + }; + + if (!fout.is_open()) { + fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname); + return false; + } + + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + start_obj(nullptr); + value_s("systeminfo", whisper_print_system_info(), false); + start_obj("model"); + value_s("type", whisper_model_type_readable(ctx), false); + value_b("multilingual", whisper_is_multilingual(ctx), false); + value_i("vocab", whisper_model_n_vocab(ctx), false); + start_obj("audio"); + value_i("ctx", whisper_model_n_audio_ctx(ctx), false); + value_i("state", whisper_model_n_audio_state(ctx), false); + value_i("head", whisper_model_n_audio_head(ctx), false); + value_i("layer", whisper_model_n_audio_layer(ctx), true); + end_obj(false); + start_obj("text"); + value_i("ctx", whisper_model_n_text_ctx(ctx), false); + value_i("state", whisper_model_n_text_state(ctx), false); + value_i("head", whisper_model_n_text_head(ctx), false); + value_i("layer", whisper_model_n_text_layer(ctx), true); + end_obj(false); + value_i("mels", whisper_model_n_mels(ctx), false); + value_i("ftype", whisper_model_ftype(ctx), true); + end_obj(false); + start_obj("params"); + value_s("model", params.model.c_str(), false); + value_s("language", params.language.c_str(), false); + value_b("translate", params.translate, true); + end_obj(false); + start_obj("result"); + value_s("language", whisper_lang_str(whisper_full_lang_id(ctx)), true); + end_obj(false); + start_arr("transcription"); + + const int n_segments = whisper_full_n_segments(ctx); + for (int i = 0; i < n_segments; ++i) { + const char * text = whisper_full_get_segment_text(ctx, i); + + const int64_t t0 = whisper_full_get_segment_t0(ctx, i); + const int64_t t1 = whisper_full_get_segment_t1(ctx, i); + + start_obj(nullptr); + times_o(t0, t1, false); + value_s("text", text, !params.diarize && !params.tinydiarize && !full); + + if (full) { + start_arr("tokens"); + const int n = whisper_full_n_tokens(ctx, i); + for (int j = 0; j < n; ++j) { + auto token = whisper_full_get_token_data(ctx, i, j); + start_obj(nullptr); + value_s("text", whisper_token_to_str(ctx, token.id), false); + if(token.t0 > -1 && token.t1 > -1) { + // If we have per-token timestamps, write them out + times_o(token.t0, token.t1, false); + } + value_i("id", token.id, false); + value_f("p", token.p, false); + value_f("t_dtw", token.t_dtw, true); + end_obj(j == (n - 1)); + } + end_arr(!params.diarize && !params.tinydiarize); + } + + if (params.diarize && pcmf32s.size() == 2) { + value_s("speaker", estimate_diarization_speaker(pcmf32s, t0, t1, true).c_str(), true); + } + + if (params.tinydiarize) { + value_b("speaker_turn_next", whisper_full_get_segment_speaker_turn_next(ctx, i), true); + } + end_obj(i == (n_segments - 1)); + } + + end_arr(true); + end_obj(true); + return true; +} + +// karaoke video generation +// outputs a bash script that uses ffmpeg to generate a video with the subtitles +// TODO: font parameter adjustments +static bool output_wts(struct whisper_context * ctx, const char * fname, const char * fname_inp, const whisper_params & params, float t_sec, std::vector> pcmf32s) { + std::ofstream fout(fname); + + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + + static const char * font = params.font_path.c_str(); + + std::ifstream fin(font); + if (!fin.is_open()) { + fprintf(stderr, "%s: font not found at '%s', please specify a monospace font with -fp\n", __func__, font); + return false; + } + + fout << "#!/bin/bash" << "\n"; + fout << "\n"; + + fout << "ffmpeg -i " << fname_inp << " -f lavfi -i color=size=1200x120:duration=" << t_sec << ":rate=25:color=black -vf \""; + + for (int i = 0; i < whisper_full_n_segments(ctx); i++) { + const int64_t t0 = whisper_full_get_segment_t0(ctx, i); + const int64_t t1 = whisper_full_get_segment_t1(ctx, i); + + const int n = whisper_full_n_tokens(ctx, i); + + std::vector tokens(n); + for (int j = 0; j < n; ++j) { + tokens[j] = whisper_full_get_token_data(ctx, i, j); + } + + if (i > 0) { + fout << ","; + } + + // background text + fout << "drawtext=fontfile='" << font << "':fontsize=24:fontcolor=gray:x=(w-text_w)/2:y=h/2:text='':enable='between(t," << t0/100.0 << "," << t0/100.0 << ")'"; + + bool is_first = true; + std::string speaker = ""; + + if (params.diarize && pcmf32s.size() == 2) { + speaker = estimate_diarization_speaker(pcmf32s, t0, t1); + } + + for (int j = 0; j < n; ++j) { + const auto & token = tokens[j]; + + if (tokens[j].id >= whisper_token_eot(ctx)) { + continue; + } + + std::string txt_bg = ""; + std::string txt_fg = ""; // highlight token + std::string txt_ul = ""; // underline + + if (params.diarize && pcmf32s.size() == 2) { + txt_bg = speaker; + txt_fg = speaker; + txt_ul = "\\ \\ \\ \\ \\ \\ \\ \\ \\ \\ \\ "; + } + + txt_bg.append("> "); + txt_fg.append("> "); + txt_ul.append("\\ \\ "); + + { + for (int k = 0; k < n; ++k) { + const auto & token2 = tokens[k]; + + if (tokens[k].id >= whisper_token_eot(ctx)) { + continue; + } + + const std::string txt = whisper_token_to_str(ctx, token2.id); + + txt_bg += txt; + + if (k == j) { + for (int l = 0; l < (int) txt.size(); ++l) { + txt_fg += txt[l]; + txt_ul += "_"; + } + txt_fg += "|"; + } else { + for (int l = 0; l < (int) txt.size(); ++l) { + txt_fg += "\\ "; + txt_ul += "\\ "; + } + } + } + + ::replace_all(txt_bg, "'", "\u2019"); + ::replace_all(txt_bg, "\"", "\\\""); + ::replace_all(txt_fg, "'", "\u2019"); + ::replace_all(txt_fg, "\"", "\\\""); + } + + if (is_first) { + // background text + fout << ",drawtext=fontfile='" << font << "':fontsize=24:fontcolor=gray:x=(w-text_w)/2:y=h/2:text='" << txt_bg << "':enable='between(t," << t0/100.0 << "," << t1/100.0 << ")'"; + is_first = false; + } + + // foreground text + fout << ",drawtext=fontfile='" << font << "':fontsize=24:fontcolor=lightgreen:x=(w-text_w)/2+8:y=h/2:text='" << txt_fg << "':enable='between(t," << token.t0/100.0 << "," << token.t1/100.0 << ")'"; + + // underline + fout << ",drawtext=fontfile='" << font << "':fontsize=24:fontcolor=lightgreen:x=(w-text_w)/2+8:y=h/2+16:text='" << txt_ul << "':enable='between(t," << token.t0/100.0 << "," << token.t1/100.0 << ")'"; + } + } + + fout << "\" -c:v libx264 -pix_fmt yuv420p -y " << fname_inp << ".mp4" << "\n"; + + fout << "\n\n"; + fout << "echo \"Your video has been saved to " << fname_inp << ".mp4\"" << "\n"; + fout << "\n"; + fout << "echo \" ffplay " << fname_inp << ".mp4\"\n"; + fout << "\n"; + + fout.close(); + + fprintf(stderr, "%s: run 'source %s' to generate karaoke video\n", __func__, fname); + + return true; +} + +static bool output_lrc(struct whisper_context * ctx, const char * fname, const whisper_params & params, std::vector> pcmf32s) { + std::ofstream fout(fname); + if (!fout.is_open()) { + fprintf(stderr, "%s: failed to open '%s' for writing\n", __func__, fname); + return false; + } + + fprintf(stderr, "%s: saving output to '%s'\n", __func__, fname); + + fout << "[by:whisper.cpp]\n"; + + const int n_segments = whisper_full_n_segments(ctx); + for (int i = 0; i < n_segments; ++i) { + const char * text = whisper_full_get_segment_text(ctx, i); + const int64_t t = whisper_full_get_segment_t0(ctx, i); + + int64_t msec = t * 10; + int64_t min = msec / (1000 * 60); + msec = msec - min * (1000 * 60); + int64_t sec = msec / 1000; + msec = msec - sec * 1000; + + char buf[16]; + snprintf(buf, sizeof(buf), "%02d:%02d.%02d", (int) min, (int) sec, (int) ( msec / 10)); + std::string timestamp_lrc = std::string(buf); + std::string speaker = ""; + + if (params.diarize && pcmf32s.size() == 2) + { + const int64_t t0 = whisper_full_get_segment_t0(ctx, i); + const int64_t t1 = whisper_full_get_segment_t1(ctx, i); + speaker = estimate_diarization_speaker(pcmf32s, t0, t1); + } + + fout << '[' << timestamp_lrc << ']' << speaker << text << "\n"; + } + + return true; +} + + +static void cb_log_disable(enum ggml_log_level , const char * , void * ) { } + +int main(int argc, char ** argv) { + whisper_params params; + + // If the only argument starts with "@", read arguments line-by-line + // from the given file. + std::vector vec_args; + if (argc == 2 && argv != nullptr && argv[1] != nullptr && argv[1][0] == '@') { + // Save the name of the executable. + vec_args.push_back(argv[0]); + + // Open the response file. + char const * rspfile = argv[1] + sizeof(char); + std::ifstream fin(rspfile); + if (fin.is_open() == false) { + fprintf(stderr, "error: response file '%s' not found\n", rspfile); + return 1; + } + + // Read the entire response file. + std::string line; + while (std::getline(fin, line)) { + vec_args.push_back(line); + } + + // Use the contents of the response file as the command-line arguments. + argc = static_cast(vec_args.size()); + argv = static_cast(alloca(argc * sizeof (char *))); + for (int i = 0; i < argc; ++i) { + argv[i] = const_cast(vec_args[i].c_str()); + } + } + + if (whisper_params_parse(argc, argv, params) == false) { + whisper_print_usage(argc, argv, params); + return 1; + } + + // remove non-existent files + for (auto it = params.fname_inp.begin(); it != params.fname_inp.end();) { + const auto fname_inp = it->c_str(); + + if (*it != "-" && !is_file_exist(fname_inp)) { + fprintf(stderr, "error: input file not found '%s'\n", fname_inp); + it = params.fname_inp.erase(it); + continue; + } + + it++; + } + + if (params.fname_inp.empty()) { + fprintf(stderr, "error: no input files specified\n"); + whisper_print_usage(argc, argv, params); + return 2; + } + + if (params.language != "auto" && whisper_lang_id(params.language.c_str()) == -1) { + fprintf(stderr, "error: unknown language '%s'\n", params.language.c_str()); + whisper_print_usage(argc, argv, params); + exit(0); + } + + if (params.diarize && params.tinydiarize) { + fprintf(stderr, "error: cannot use both --diarize and --tinydiarize\n"); + whisper_print_usage(argc, argv, params); + exit(0); + } + + if (params.no_prints) { + whisper_log_set(cb_log_disable, NULL); + } + + // whisper init + + struct whisper_context_params cparams = whisper_context_default_params(); + + cparams.use_gpu = params.use_gpu; + cparams.flash_attn = params.flash_attn; + + if (!params.dtw.empty()) { + cparams.dtw_token_timestamps = true; + cparams.dtw_aheads_preset = WHISPER_AHEADS_NONE; + + if (params.dtw == "tiny") cparams.dtw_aheads_preset = WHISPER_AHEADS_TINY; + if (params.dtw == "tiny.en") cparams.dtw_aheads_preset = WHISPER_AHEADS_TINY_EN; + if (params.dtw == "base") cparams.dtw_aheads_preset = WHISPER_AHEADS_BASE; + if (params.dtw == "base.en") cparams.dtw_aheads_preset = WHISPER_AHEADS_BASE_EN; + if (params.dtw == "small") cparams.dtw_aheads_preset = WHISPER_AHEADS_SMALL; + if (params.dtw == "small.en") cparams.dtw_aheads_preset = WHISPER_AHEADS_SMALL_EN; + if (params.dtw == "medium") cparams.dtw_aheads_preset = WHISPER_AHEADS_MEDIUM; + if (params.dtw == "medium.en") cparams.dtw_aheads_preset = WHISPER_AHEADS_MEDIUM_EN; + if (params.dtw == "large.v1") cparams.dtw_aheads_preset = WHISPER_AHEADS_LARGE_V1; + if (params.dtw == "large.v2") cparams.dtw_aheads_preset = WHISPER_AHEADS_LARGE_V2; + if (params.dtw == "large.v3") cparams.dtw_aheads_preset = WHISPER_AHEADS_LARGE_V3; + + if (cparams.dtw_aheads_preset == WHISPER_AHEADS_NONE) { + fprintf(stderr, "error: unknown DTW preset '%s'\n", params.dtw.c_str()); + return 3; + } + } + + struct whisper_context * ctx = whisper_init_from_file_with_params(params.model.c_str(), cparams); + + if (ctx == nullptr) { + fprintf(stderr, "error: failed to initialize whisper context\n"); + return 3; + } + + // initialize openvino encoder. this has no effect on whisper.cpp builds that don't have OpenVINO configured + whisper_ctx_init_openvino_encoder(ctx, nullptr, params.openvino_encode_device.c_str(), nullptr); + + if (!params.grammar.empty()) { + auto & grammar = params.grammar_parsed; + if (is_file_exist(params.grammar.c_str())) { + // read grammar from file + std::ifstream ifs(params.grammar.c_str()); + const std::string txt = std::string((std::istreambuf_iterator(ifs)), std::istreambuf_iterator()); + grammar = whisper_grammar_parser::parse(txt.c_str()); + } else { + // read grammar from string + grammar = whisper_grammar_parser::parse(params.grammar.c_str()); + } + + // will be empty (default) if there are parse errors + if (grammar.rules.empty()) { + fprintf(stderr, "error: failed to parse grammar \"%s\"\n", params.grammar.c_str()); + return 4; + } else { + fprintf(stderr, "%s: grammar:\n", __func__); + whisper_grammar_parser::print_grammar(stderr, grammar); + fprintf(stderr, "\n"); + } + } + + for (int f = 0; f < (int) params.fname_inp.size(); ++f) { + const auto fname_inp = params.fname_inp[f]; + const auto fname_out = f < (int) params.fname_out.size() && !params.fname_out[f].empty() ? params.fname_out[f] : params.fname_inp[f]; + + std::vector pcmf32; // mono-channel F32 PCM + std::vector> pcmf32s; // stereo-channel F32 PCM + + if (!::read_wav(fname_inp, pcmf32, pcmf32s, params.diarize)) { + fprintf(stderr, "error: failed to read WAV file '%s'\n", fname_inp.c_str()); + continue; + } + + if (!whisper_is_multilingual(ctx)) { + if (params.language != "en" || params.translate) { + params.language = "en"; + params.translate = false; + fprintf(stderr, "%s: WARNING: model is not multilingual, ignoring language and translation options\n", __func__); + } + } + if (params.detect_language) { + params.language = "auto"; + } + + if (!params.no_prints) { + // print system information + fprintf(stderr, "\n"); + fprintf(stderr, "system_info: n_threads = %d / %d | %s\n", + params.n_threads*params.n_processors, std::thread::hardware_concurrency(), whisper_print_system_info()); + + // print some info about the processing + fprintf(stderr, "\n"); + fprintf(stderr, "%s: processing '%s' (%d samples, %.1f sec), %d threads, %d processors, %d beams + best of %d, lang = %s, task = %s, %stimestamps = %d ...\n", + __func__, fname_inp.c_str(), int(pcmf32.size()), float(pcmf32.size())/WHISPER_SAMPLE_RATE, + params.n_threads, params.n_processors, params.beam_size, params.best_of, + params.language.c_str(), + params.translate ? "translate" : "transcribe", + params.tinydiarize ? "tdrz = 1, " : "", + params.no_timestamps ? 0 : 1); + + fprintf(stderr, "\n"); + } + + // run the inference + { + whisper_full_params wparams = whisper_full_default_params(WHISPER_SAMPLING_GREEDY); + + const bool use_grammar = (!params.grammar_parsed.rules.empty() && !params.grammar_rule.empty()); + wparams.strategy = (params.beam_size > 1 || use_grammar) ? WHISPER_SAMPLING_BEAM_SEARCH : WHISPER_SAMPLING_GREEDY; + + wparams.print_realtime = false; + wparams.print_progress = params.print_progress; + wparams.print_timestamps = !params.no_timestamps; + wparams.print_special = params.print_special; + wparams.translate = params.translate; + wparams.language = params.language.c_str(); + wparams.detect_language = params.detect_language; + wparams.n_threads = params.n_threads; + wparams.n_max_text_ctx = params.max_context >= 0 ? params.max_context : wparams.n_max_text_ctx; + wparams.offset_ms = params.offset_t_ms; + wparams.duration_ms = params.duration_ms; + + wparams.token_timestamps = params.output_wts || params.output_jsn_full || params.max_len > 0; + wparams.thold_pt = params.word_thold; + wparams.max_len = params.output_wts && params.max_len == 0 ? 60 : params.max_len; + wparams.split_on_word = params.split_on_word; + wparams.audio_ctx = params.audio_ctx; + + wparams.debug_mode = params.debug_mode; + + wparams.tdrz_enable = params.tinydiarize; // [TDRZ] + + wparams.suppress_regex = params.suppress_regex.empty() ? nullptr : params.suppress_regex.c_str(); + + wparams.initial_prompt = params.prompt.c_str(); + + wparams.greedy.best_of = params.best_of; + wparams.beam_search.beam_size = params.beam_size; + + wparams.temperature_inc = params.no_fallback ? 0.0f : params.temperature_inc; + wparams.temperature = params.temperature; + + wparams.entropy_thold = params.entropy_thold; + wparams.logprob_thold = params.logprob_thold; + + wparams.no_timestamps = params.no_timestamps; + + whisper_print_user_data user_data = { ¶ms, &pcmf32s, 0 }; + + const auto & grammar_parsed = params.grammar_parsed; + auto grammar_rules = grammar_parsed.c_rules(); + + if (use_grammar) { + if (grammar_parsed.symbol_ids.find(params.grammar_rule) == grammar_parsed.symbol_ids.end()) { + fprintf(stderr, "%s: warning: grammar rule '%s' not found - skipping grammar sampling\n", __func__, params.grammar_rule.c_str()); + } else { + wparams.grammar_rules = grammar_rules.data(); + wparams.n_grammar_rules = grammar_rules.size(); + wparams.i_start_rule = grammar_parsed.symbol_ids.at(params.grammar_rule); + wparams.grammar_penalty = params.grammar_penalty; + } + } + + // this callback is called on each new segment + if (!wparams.print_realtime) { + wparams.new_segment_callback = whisper_print_segment_callback; + wparams.new_segment_callback_user_data = &user_data; + } + + if (wparams.print_progress) { + wparams.progress_callback = whisper_print_progress_callback; + wparams.progress_callback_user_data = &user_data; + } + + // examples for abort mechanism + // in examples below, we do not abort the processing, but we could if the flag is set to true + + // the callback is called before every encoder run - if it returns false, the processing is aborted + { + static bool is_aborted = false; // NOTE: this should be atomic to avoid data race + + wparams.encoder_begin_callback = [](struct whisper_context * /*ctx*/, struct whisper_state * /*state*/, void * user_data) { + bool is_aborted = *(bool*)user_data; + return !is_aborted; + }; + wparams.encoder_begin_callback_user_data = &is_aborted; + } + + // the callback is called before every computation - if it returns true, the computation is aborted + { + static bool is_aborted = false; // NOTE: this should be atomic to avoid data race + + wparams.abort_callback = [](void * user_data) { + bool is_aborted = *(bool*)user_data; + return is_aborted; + }; + wparams.abort_callback_user_data = &is_aborted; + } + + if (whisper_full_parallel(ctx, wparams, pcmf32.data(), pcmf32.size(), params.n_processors) != 0) { + fprintf(stderr, "%s: failed to process audio\n", argv[0]); + return 10; + } + } + + // output stuff + { + printf("\n"); + + // output to text file + if (params.output_txt) { + const auto fname_txt = fname_out + ".txt"; + output_txt(ctx, fname_txt.c_str(), params, pcmf32s); + } + + // output to VTT file + if (params.output_vtt) { + const auto fname_vtt = fname_out + ".vtt"; + output_vtt(ctx, fname_vtt.c_str(), params, pcmf32s); + } + + // output to SRT file + if (params.output_srt) { + const auto fname_srt = fname_out + ".srt"; + output_srt(ctx, fname_srt.c_str(), params, pcmf32s); + } + + // output to WTS file + if (params.output_wts) { + const auto fname_wts = fname_out + ".wts"; + output_wts(ctx, fname_wts.c_str(), fname_inp.c_str(), params, float(pcmf32.size() + 1000)/WHISPER_SAMPLE_RATE, pcmf32s); + } + + // output to CSV file + if (params.output_csv) { + const auto fname_csv = fname_out + ".csv"; + output_csv(ctx, fname_csv.c_str(), params, pcmf32s); + } + + // output to JSON file + if (params.output_jsn) { + const auto fname_jsn = fname_out + ".json"; + output_json(ctx, fname_jsn.c_str(), params, pcmf32s, params.output_jsn_full); + } + + // output to LRC file + if (params.output_lrc) { + const auto fname_lrc = fname_out + ".lrc"; + output_lrc(ctx, fname_lrc.c_str(), params, pcmf32s); + } + + // output to score file + if (params.log_score) { + const auto fname_score = fname_out + ".score.txt"; + output_score(ctx, fname_score.c_str(), params, pcmf32s); + } + } + } + + if (!params.no_prints) { + whisper_print_timings(ctx); + } + whisper_free(ctx); + + return 0; +} diff --git a/whisper.cpp/server.cpp b/whisper.cpp/server.cpp index 98d8c6e034..23b27a8bf7 100644 --- a/whisper.cpp/server.cpp +++ b/whisper.cpp/server.cpp @@ -1,3 +1,5 @@ +// -*- mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*- +// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi #include "common.h" #include "whisper.h" diff --git a/whisper.cpp/whisper.cpp b/whisper.cpp/whisper.cpp index bad2d38bde..2f29be0bf4 100644 --- a/whisper.cpp/whisper.cpp +++ b/whisper.cpp/whisper.cpp @@ -1,3 +1,5 @@ +// -*- mode:c++;indent-tabs-mode:nil;c-basic-offset:4;tab-width:8;coding:utf-8 -*- +// vi: set et ft=cpp ts=4 sts=4 sw=4 fenc=utf-8 :vi #include "whisper.h" #ifdef GGML_USE_METAL