kopia lustrzana https://github.com/OpenRTX/OpenRTX
Refactored voicePrompts.c
Silvano Seva
rodzic
df5341e103
commit
c5f109efa5
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@ -248,17 +248,17 @@ void vp_queuePrompt(const uint16_t prompt);
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/**
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/**
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* Append the spelling of a complete string to the queue.
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* Append the spelling of a complete string to the queue.
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*
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*
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* @param promptString: string to be spelled.
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* @param string: string to be spelled.
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* @param flags: control flags.
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* @param flags: control flags.
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*/
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*/
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void vp_queueString(char* promptString, VoicePromptFlags_T flags);
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void vp_queueString(const char* string, VoicePromptFlags_T flags);
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/**
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/**
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* Append a signed integer to the queue.
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* Append a signed integer to the queue.
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*
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*
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* @param value: value to be appended.
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* @param value: value to be appended.
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*/
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*/
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void vp_queueInteger(const int32_t value);
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void vp_queueInteger(const int value);
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/**
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/**
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* Append a text string from the current language to the queue.
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* Append a text string from the current language to the queue.
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@ -17,209 +17,139 @@
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* You should have received a copy of the GNU General Public License *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, see <http://www.gnu.org/licenses/> *
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* along with this program; if not, see <http://www.gnu.org/licenses/> *
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***************************************************************************/
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***************************************************************************/
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#include "core/voicePrompts.h"
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#include <interfaces/keyboard.h>
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#include <interfaces/audio.h>
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#include <ui/ui_strings.h>
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#include <voicePrompts.h>
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#include <audio_codec.h>
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#include <ctype.h>
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#include <ctype.h>
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#include <state.h>
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#include <state.h>
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#include <stdio.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdlib.h>
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#include <string.h>
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#include <string.h>
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#include <interfaces/audio.h>
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#include <audio_codec.h>
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static const uint32_t VOICE_PROMPTS_DATA_MAGIC = 0x5056; //'VP'
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static const uint32_t VOICE_PROMPTS_DATA_VERSION = 0x1000; // v1000 OpenRTX
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#include "interfaces/keyboard.h"
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#include "ui/ui_strings.h"
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const uint32_t VOICE_PROMPTS_DATA_MAGIC = 0x5056; //'VP'
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const uint32_t VOICE_PROMPTS_DATA_VERSION = 0x1000; // v1000 OpenRTX
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// Must match the number of voice prompts allowed by the generator script.
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#define VOICE_PROMPTS_TOC_SIZE 350
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#define VOICE_PROMPTS_TOC_SIZE 350
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// This gets the data for a voice prompt to be demodulated using Codec2.
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#define CODEC2_HEADER_SIZE 7
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// The offset is relative to the start of the voice prompt data.
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#define VP_SEQUENCE_BUF_SIZE 128
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// The length is the length in bytes of the data.
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#define CODEC2_DATA_BUF_SIZE 2048
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static void GetCodec2Data(int offset, int length);
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#define CODEC2_HEADER_SIZE 7
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static FILE *voice_prompt_file = NULL;
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typedef struct
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{
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const char* userWord;
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const voicePrompt_t vp;
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} userDictEntry;
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typedef struct
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typedef struct
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{
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{
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uint32_t magic;
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uint32_t magic;
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uint32_t version;
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uint32_t version;
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} voicePromptsDataHeader_t;
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}
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// offset into voice prompt vpc file where actual codec2 data starts.
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vpHeader_t;
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static uint32_t vpDataOffset = 0;
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// Each codec2 frame is 8 bytes.
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// 256 x 8 bytes
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#define Codec2DataBufferSize 2048
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bool vpDataIsLoaded = false;
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static bool voicePromptIsActive = false;
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// Uninitialized is -1.
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static int promptDataPosition = -1;
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static int currentPromptLength = -1;
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// Number of ms from end of playing prompt to disabling amp.
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static uint8_t Codec2Data[Codec2DataBufferSize];
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#define VOICE_PROMPTS_SEQUENCE_BUFFER_SIZE 128
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typedef struct
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typedef struct
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{ // buffer of individual prompt indices.
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{
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uint16_t buffer[VOICE_PROMPTS_SEQUENCE_BUFFER_SIZE];
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const char* userWord;
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int pos; // index into above buffer.
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const voicePrompt_t vp;
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int length; // number of entries in above buffer.
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}
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int codec2DataIndex; // index into current codec2 data
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userDictEntry_t;
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//(buffer content sent in lots of 8 byte frames.)
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int codec2DataLength; // length of codec2 data for current prompt.
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} vpSequence_t;
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static vpSequence_t vpCurrentSequence = {.pos = 0, .length = 0, .codec2DataIndex = 0, .codec2DataLength = 0};
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typedef struct
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{
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uint16_t buffer[VP_SEQUENCE_BUF_SIZE]; // Buffer of individual prompt indices.
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uint16_t pos; // Index into above buffer.
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uint16_t length; // Number of entries in above buffer.
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uint32_t c2DataIndex; // Index into current codec2 data
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uint32_t c2DataLength; // Length of codec2 data for current prompt.
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}
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vpSequence_t;
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uint32_t tableOfContents[VOICE_PROMPTS_TOC_SIZE];
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const userDictEntry userDictionary[] = {
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static const userDictEntry_t userDictionary[] =
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{"hotspot", PROMPT_CUSTOM1}, // Hotspot
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{
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{"hotspot", PROMPT_CUSTOM1}, // Hotspot
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{"clearnode", PROMPT_CUSTOM2}, // ClearNode
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{"clearnode", PROMPT_CUSTOM2}, // ClearNode
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{"sharinode", PROMPT_CUSTOM3}, // ShariNode
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{"sharinode", PROMPT_CUSTOM3}, // ShariNode
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{"microhub", PROMPT_CUSTOM4}, // MicroHub
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{"microhub", PROMPT_CUSTOM4}, // MicroHub
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{"openspot", PROMPT_CUSTOM5}, // Openspot
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{"openspot", PROMPT_CUSTOM5}, // Openspot
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{"repeater", PROMPT_CUSTOM6}, // repeater
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{"repeater", PROMPT_CUSTOM6}, // repeater
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{"blindhams", PROMPT_CUSTOM7}, // BlindHams
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{"blindhams", PROMPT_CUSTOM7}, // BlindHams
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{"allstar", PROMPT_CUSTOM8}, // Allstar
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{"allstar", PROMPT_CUSTOM8}, // Allstar
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{"parrot", PROMPT_CUSTOM9}, // Parrot
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{"parrot", PROMPT_CUSTOM9}, // Parrot
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{"channel", PROMPT_CHANNEL}, {0, 0}};
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{"channel", PROMPT_CHANNEL}, // Channel
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{0, 0}
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};
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int vp_open(char *vp_name)
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static vpSequence_t vpCurrentSequence =
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{
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{
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if (!vp_name)
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.pos = 0,
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vp_name = "voiceprompts.vpc";
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.length = 0,
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voice_prompt_file = fopen(vp_name, "r");
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.c2DataIndex = 0,
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if (!voice_prompt_file)
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.c2DataLength = 0
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return -1;
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};
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return 0;
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static uint8_t codec2Data[CODEC2_DATA_BUF_SIZE];
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static uint32_t tableOfContents[VOICE_PROMPTS_TOC_SIZE];
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static uint32_t vpDataOffset = 0;
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static bool vpDataLoaded = false;
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static bool voicePromptActive = false;
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static FILE *vpFile = NULL;
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/**
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* \internal
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* Load Codec2 data for a voice prompt.
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*
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* @param offset: offset relative to the start of the voice prompt data.
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* @param length: data length in bytes.
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*/
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static void loadCodec2Data(const int offset, const int length)
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{
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const uint32_t minOffset = sizeof(vpHeader_t) + sizeof(tableOfContents);
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if ((vpFile == NULL) || (vpDataOffset < minOffset))
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return;
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if ((offset < 0) || (length > CODEC2_DATA_BUF_SIZE))
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return;
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// Skip codec2 header
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fseek(vpFile, vpDataOffset + offset + CODEC2_HEADER_SIZE, SEEK_SET);
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fread((void*)&codec2Data, length, 1, vpFile);
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// zero buffer from length to the next multiple of 8 to avoid garbage
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// being played back, since codec2 frames are pushed in lots of 8 bytes.
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if ((length % 8) != 0)
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{
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int bytesToZero = length % 8;
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memset(codec2Data + length, 0, bytesToZero);
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}
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}
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}
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void vp_close()
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/**
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* \internal
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* Check validity of voice prompt header.
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*
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* @param header: voice prompt header to be checked.
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* @return true if header is valid
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*/
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static inline bool checkVpHeader(const vpHeader_t* header)
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{
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{
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fclose(voice_prompt_file);
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}
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bool vpCheckHeader(uint32_t* bufferAddress)
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{
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voicePromptsDataHeader_t* header = (voicePromptsDataHeader_t*)bufferAddress;
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return ((header->magic == VOICE_PROMPTS_DATA_MAGIC) &&
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return ((header->magic == VOICE_PROMPTS_DATA_MAGIC) &&
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(header->version == VOICE_PROMPTS_DATA_VERSION));
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(header->version == VOICE_PROMPTS_DATA_VERSION));
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}
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}
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void vp_init(void)
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/**
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* \internal
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* Perform a string lookup inside user dictionary.
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*
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* @param ptr: string to be searched.
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* @param advanceBy: final offset with respect of dictionary beginning.
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* @return index of user dictionary's voice prompt.
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*/
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static uint16_t UserDictLookup(const char* ptr, int* advanceBy)
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{
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{
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voicePromptsDataHeader_t header;
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if ((ptr == NULL) || (*ptr == '\0'))
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vpDataOffset=0;
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return 0;
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if (!voice_prompt_file)
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for(uint32_t index = 0; userDictionary[index].userWord != 0; index++)
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vp_open(NULL);
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if (!voice_prompt_file)
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return;
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fseek(voice_prompt_file, 0L, SEEK_SET);
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fread((void*)&header, sizeof(header), 1, voice_prompt_file);
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if (vpCheckHeader((uint32_t*)&header))
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{ // read in the TOC.
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fread((void*)&tableOfContents, sizeof(tableOfContents), 1, voice_prompt_file);
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vpDataOffset = ftell(voice_prompt_file);
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if(vpDataOffset == (sizeof(voicePromptsDataHeader_t) + sizeof(tableOfContents)))
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vpDataIsLoaded = true;
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}
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if (vpDataIsLoaded)
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{ // if the hash key is down, set vpLevel to high, if beep or less.
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if ((kbd_getKeys() & KEY_HASH) && (state.settings.vpLevel <= vpBeep))
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state.settings.vpLevel = vpHigh;
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}
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else
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{ // ensure we at least have beeps in the event no voice prompts are
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// loaded.
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if (state.settings.vpLevel > vpBeep) state.settings.vpLevel = vpBeep;
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}
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// TODO: Move this somewhere else for compatibility with M17
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codec_init();
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}
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static void GetCodec2Data(int offset, int length)
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{
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if (!voice_prompt_file || (vpDataOffset < (sizeof(voicePromptsDataHeader_t) + sizeof(tableOfContents))))
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return;
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if ((offset < 0) || (length > Codec2DataBufferSize))
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return;
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// Skip codec2 header
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fseek(voice_prompt_file, vpDataOffset+offset+CODEC2_HEADER_SIZE, SEEK_SET);
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fread((void*)&Codec2Data, length, 1, voice_prompt_file);
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// zero buffer from length to the next multiple of 8 to avoid garbage
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// being played back, since codec2 frames are pushed in lots of 8 bytes.
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if ((length % 8) != 0)
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{
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int bytesToZero = length % 8;
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memset(Codec2Data+length, 0, bytesToZero);
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}
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}
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void vp_terminate(void)
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{
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if (voicePromptIsActive)
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{
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audio_disableAmp();
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codec_stop();
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vpCurrentSequence.pos = 0;
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voicePromptIsActive = false;
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}
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}
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void vp_clearCurrPrompt(void)
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{
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vpCurrentSequence.length = 0;
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vpCurrentSequence.pos = 0;
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vpCurrentSequence.codec2DataIndex = 0;
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vpCurrentSequence.codec2DataLength = 0;
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}
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void vp_queuePrompt(const uint16_t prompt)
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{
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if (state.settings.vpLevel < vpLow) return;
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if (voicePromptIsActive)
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{
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vp_clearCurrPrompt();
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}
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if (vpCurrentSequence.length < VOICE_PROMPTS_SEQUENCE_BUFFER_SIZE)
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{
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vpCurrentSequence.buffer[vpCurrentSequence.length] = prompt;
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vpCurrentSequence.length++;
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}
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}
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static uint16_t UserDictLookup(char* ptr, int* advanceBy)
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{
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if (!ptr || !*ptr) return 0;
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for (int index = 0; userDictionary[index].userWord != 0; ++index)
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{
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{
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int len = strlen(userDictionary[index].userWord);
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int len = strlen(userDictionary[index].userWord);
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if (strncasecmp(userDictionary[index].userWord, ptr, len) == 0)
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if (strncasecmp(userDictionary[index].userWord, ptr, len) == 0)
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@ -263,59 +193,142 @@ static bool GetSymbolVPIfItShouldBeAnnounced(char symbol,
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(!commonSymbol && announceLessCommonSymbols));
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(!commonSymbol && announceLessCommonSymbols));
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}
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}
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// This function spells out a string letter by letter.
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void vp_queueString(char* promptString, VoicePromptFlags_T flags)
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{
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if (state.settings.vpLevel < vpLow) return;
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if (voicePromptIsActive)
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void vp_init()
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{
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vpDataOffset = 0;
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if(vpFile == NULL)
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vpFile = fopen("voiceprompts.vpc", "r");
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if(vpFile == NULL)
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return;
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// Read header
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vpHeader_t header;
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fseek(vpFile, 0L, SEEK_SET);
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fread((void*)&header, sizeof(header), 1, vpFile);
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if(checkVpHeader(&header) == true)
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{
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{
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vp_clearCurrPrompt();
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// Read in the TOC.
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fread((void*)&tableOfContents, sizeof(tableOfContents), 1, vpFile);
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vpDataOffset = ftell(vpFile);
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if(vpDataOffset == (sizeof(vpHeader_t) + sizeof(tableOfContents)))
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vpDataLoaded = true;
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}
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}
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if (state.settings.vpPhoneticSpell) flags |= vpAnnouncePhoneticRendering;
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if (vpDataLoaded)
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while (*promptString != 0)
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{
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// If the hash key is down, set vpLevel to high, if beep or less.
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if ((kbd_getKeys() & KEY_HASH) && (state.settings.vpLevel <= vpBeep))
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state.settings.vpLevel = vpHigh;
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}
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else
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{
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// ensure we at least have beeps in the event no voice prompts are
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// loaded.
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if (state.settings.vpLevel > vpBeep)
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state.settings.vpLevel = vpBeep;
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}
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// TODO: Move this somewhere else for compatibility with M17
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codec_init();
|
||||||
|
}
|
||||||
|
|
||||||
|
void vp_terminate()
|
||||||
|
{
|
||||||
|
if (voicePromptActive)
|
||||||
|
{
|
||||||
|
audio_disableAmp();
|
||||||
|
codec_stop();
|
||||||
|
|
||||||
|
vpCurrentSequence.pos = 0;
|
||||||
|
voicePromptActive = false;
|
||||||
|
}
|
||||||
|
|
||||||
|
fclose(vpFile);
|
||||||
|
}
|
||||||
|
|
||||||
|
void vp_clearCurrPrompt()
|
||||||
|
{
|
||||||
|
vpCurrentSequence.length = 0;
|
||||||
|
vpCurrentSequence.pos = 0;
|
||||||
|
vpCurrentSequence.c2DataIndex = 0;
|
||||||
|
vpCurrentSequence.c2DataLength = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
void vp_queuePrompt(const uint16_t prompt)
|
||||||
|
{
|
||||||
|
if (state.settings.vpLevel < vpLow)
|
||||||
|
return;
|
||||||
|
|
||||||
|
if (voicePromptActive)
|
||||||
|
vp_clearCurrPrompt();
|
||||||
|
|
||||||
|
if (vpCurrentSequence.length < VP_SEQUENCE_BUF_SIZE)
|
||||||
|
{
|
||||||
|
vpCurrentSequence.buffer[vpCurrentSequence.length] = prompt;
|
||||||
|
vpCurrentSequence.length++;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
void vp_queueString(const char* string, VoicePromptFlags_T flags)
|
||||||
|
{
|
||||||
|
if (state.settings.vpLevel < vpLow)
|
||||||
|
return;
|
||||||
|
|
||||||
|
if (voicePromptActive)
|
||||||
|
vp_clearCurrPrompt();
|
||||||
|
|
||||||
|
if (state.settings.vpPhoneticSpell)
|
||||||
|
flags |= vpAnnouncePhoneticRendering;
|
||||||
|
|
||||||
|
while (*string != '\0')
|
||||||
{
|
{
|
||||||
int advanceBy = 0;
|
int advanceBy = 0;
|
||||||
voicePrompt_t vp = UserDictLookup(promptString, &advanceBy);
|
voicePrompt_t vp = UserDictLookup(string, &advanceBy);
|
||||||
if (vp)
|
|
||||||
|
if (vp != 0)
|
||||||
{
|
{
|
||||||
vp_queuePrompt(vp);
|
vp_queuePrompt(vp);
|
||||||
promptString += advanceBy;
|
string += advanceBy;
|
||||||
continue;
|
continue;
|
||||||
}
|
}
|
||||||
else if ((*promptString >= '0') && (*promptString <= '9'))
|
else if ((*string >= '0') && (*string <= '9'))
|
||||||
{
|
{
|
||||||
vp_queuePrompt(*promptString - '0' + PROMPT_0);
|
vp_queuePrompt(*string - '0' + PROMPT_0);
|
||||||
}
|
}
|
||||||
else if ((*promptString >= 'A') && (*promptString <= 'Z'))
|
else if ((*string >= 'A') && (*string <= 'Z'))
|
||||||
{
|
{
|
||||||
if (flags & vpAnnounceCaps) vp_queuePrompt(PROMPT_CAP);
|
if (flags & vpAnnounceCaps)
|
||||||
|
vp_queuePrompt(PROMPT_CAP);
|
||||||
if (flags & vpAnnouncePhoneticRendering)
|
if (flags & vpAnnouncePhoneticRendering)
|
||||||
vp_queuePrompt((*promptString - 'A') + PROMPT_A_PHONETIC);
|
vp_queuePrompt((*string - 'A') + PROMPT_A_PHONETIC);
|
||||||
else
|
else
|
||||||
vp_queuePrompt(*promptString - 'A' + PROMPT_A);
|
vp_queuePrompt(*string - 'A' + PROMPT_A);
|
||||||
}
|
}
|
||||||
else if ((*promptString >= 'a') && (*promptString <= 'z'))
|
else if ((*string >= 'a') && (*string <= 'z'))
|
||||||
{
|
{
|
||||||
if (flags & vpAnnouncePhoneticRendering)
|
if (flags & vpAnnouncePhoneticRendering)
|
||||||
vp_queuePrompt((*promptString - 'a') + PROMPT_A_PHONETIC);
|
vp_queuePrompt((*string - 'a') + PROMPT_A_PHONETIC);
|
||||||
else
|
else
|
||||||
vp_queuePrompt(*promptString - 'a' + PROMPT_A);
|
vp_queuePrompt(*string - 'a' + PROMPT_A);
|
||||||
}
|
}
|
||||||
else if ((*promptString == ' ') && (flags & vpAnnounceSpace))
|
else if ((*string == ' ') && (flags & vpAnnounceSpace))
|
||||||
{
|
{
|
||||||
vp_queuePrompt(PROMPT_SPACE);
|
vp_queuePrompt(PROMPT_SPACE);
|
||||||
}
|
}
|
||||||
else if (GetSymbolVPIfItShouldBeAnnounced(*promptString, flags, &vp))
|
else if (GetSymbolVPIfItShouldBeAnnounced(*string, flags, &vp))
|
||||||
{
|
{
|
||||||
if (vp != PROMPT_SILENCE)
|
if (vp != PROMPT_SILENCE)
|
||||||
vp_queuePrompt(vp);
|
vp_queuePrompt(vp);
|
||||||
else // announce ASCII
|
else
|
||||||
{
|
{
|
||||||
int32_t val = *promptString;
|
// announce ASCII
|
||||||
vp_queuePrompt(PROMPT_CHARACTER); // just the word "code" as we
|
int32_t val = *string;
|
||||||
// don't have character.
|
vp_queuePrompt(PROMPT_CHARACTER);
|
||||||
vp_queueInteger(val);
|
vp_queueInteger(val);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
@ -325,93 +338,110 @@ void vp_queueString(char* promptString, VoicePromptFlags_T flags)
|
||||||
vp_queuePrompt(PROMPT_SILENCE);
|
vp_queuePrompt(PROMPT_SILENCE);
|
||||||
}
|
}
|
||||||
|
|
||||||
promptString++;
|
string++;
|
||||||
}
|
}
|
||||||
if (flags & vpqAddSeparatingSilence) vp_queuePrompt(PROMPT_SILENCE);
|
|
||||||
|
if (flags & vpqAddSeparatingSilence)
|
||||||
|
vp_queuePrompt(PROMPT_SILENCE);
|
||||||
}
|
}
|
||||||
|
|
||||||
void vp_queueInteger(const int32_t value)
|
void vp_queueInteger(const int value)
|
||||||
{
|
{
|
||||||
if (state.settings.vpLevel < vpLow) return;
|
if (state.settings.vpLevel < vpLow)
|
||||||
|
return;
|
||||||
|
|
||||||
char buf[12] = {0}; // min: -2147483648, max: 2147483647
|
char buf[12] = {0}; // min: -2147483648, max: 2147483647
|
||||||
snprintf(buf, 12, "%d", value);
|
snprintf(buf, 12, "%d", value);
|
||||||
vp_queueString(buf, 0);
|
vp_queueString(buf, 0);
|
||||||
}
|
}
|
||||||
|
|
||||||
// This function looks up a voice prompt corresponding to a string table entry.
|
|
||||||
// These are stored in the voice data after the voice prompts with no
|
|
||||||
// corresponding string table entry, hence the offset calculation:
|
|
||||||
// NUM_VOICE_PROMPTS + (stringTableStringPtr - currentLanguage->languageName)
|
|
||||||
void vp_queueStringTableEntry(const char* const* stringTableStringPtr)
|
void vp_queueStringTableEntry(const char* const* stringTableStringPtr)
|
||||||
{
|
{
|
||||||
if (state.settings.vpLevel < vpLow) return;
|
/*
|
||||||
|
* This function looks up a voice prompt corresponding to a string table
|
||||||
|
* entry. These are stored in the voice data after the voice prompts with no
|
||||||
|
* corresponding string table entry, hence the offset calculation:
|
||||||
|
* NUM_VOICE_PROMPTS + (stringTableStringPtr - currentLanguage->languageName)
|
||||||
|
*/
|
||||||
|
|
||||||
|
if (state.settings.vpLevel < vpLow)
|
||||||
|
return;
|
||||||
|
|
||||||
if (stringTableStringPtr == NULL)
|
if (stringTableStringPtr == NULL)
|
||||||
{
|
|
||||||
return;
|
return;
|
||||||
}
|
|
||||||
vp_queuePrompt(NUM_VOICE_PROMPTS + 1 +
|
uint16_t pos = NUM_VOICE_PROMPTS
|
||||||
(stringTableStringPtr - ¤tLanguage->languageName)
|
+ 1
|
||||||
/ sizeof(const char *));
|
+ (stringTableStringPtr - ¤tLanguage->languageName) /
|
||||||
|
sizeof(const char *);
|
||||||
|
|
||||||
|
vp_queuePrompt(pos);
|
||||||
}
|
}
|
||||||
|
|
||||||
void vp_play(void)
|
void vp_play()
|
||||||
{
|
{
|
||||||
if (state.settings.vpLevel < vpLow) return;
|
if (state.settings.vpLevel < vpLow)
|
||||||
|
return;
|
||||||
|
|
||||||
if (voicePromptIsActive) return;
|
if (voicePromptActive)
|
||||||
|
return;
|
||||||
|
|
||||||
if (vpCurrentSequence.length <= 0) return;
|
if (vpCurrentSequence.length <= 0)
|
||||||
|
return;
|
||||||
|
|
||||||
voicePromptIsActive = true; // Start the playback
|
voicePromptActive = true;
|
||||||
|
|
||||||
codec_startDecode(SINK_SPK);
|
codec_startDecode(SINK_SPK);
|
||||||
|
|
||||||
audio_enableAmp();
|
audio_enableAmp();
|
||||||
}
|
}
|
||||||
|
|
||||||
// Call this from the main timer thread to continue voice prompt playback.
|
|
||||||
void vp_tick()
|
void vp_tick()
|
||||||
{
|
{
|
||||||
if (!voicePromptIsActive) return;
|
if (!voicePromptActive)
|
||||||
|
return;
|
||||||
|
|
||||||
while (vpCurrentSequence.pos < vpCurrentSequence.length)
|
while(vpCurrentSequence.pos < vpCurrentSequence.length)
|
||||||
{// get the codec2 data for the current prompt if needed.
|
{
|
||||||
if (vpCurrentSequence.codec2DataLength == 0)
|
// get the codec2 data for the current prompt if needed.
|
||||||
{ // obtain the data for the prompt.
|
if (vpCurrentSequence.c2DataLength == 0)
|
||||||
int promptNumber = vpCurrentSequence.buffer[vpCurrentSequence.pos];
|
|
||||||
|
|
||||||
vpCurrentSequence.codec2DataLength =
|
|
||||||
tableOfContents[promptNumber + 1] - tableOfContents[promptNumber];
|
|
||||||
|
|
||||||
GetCodec2Data(tableOfContents[promptNumber], vpCurrentSequence.codec2DataLength);
|
|
||||||
|
|
||||||
vpCurrentSequence.codec2DataIndex = 0;
|
|
||||||
}
|
|
||||||
// push the codec2 data in lots of 8 byte frames.
|
|
||||||
while (vpCurrentSequence.codec2DataIndex < vpCurrentSequence.codec2DataLength)
|
|
||||||
{
|
{
|
||||||
if (!codec_pushFrame(Codec2Data+vpCurrentSequence.codec2DataIndex, false))
|
// obtain the data for the prompt.
|
||||||
return; // wait until there is room, perhaps next vp_tick call.
|
int promptNumber = vpCurrentSequence.buffer[vpCurrentSequence.pos];
|
||||||
vpCurrentSequence.codec2DataIndex += 8;
|
|
||||||
|
vpCurrentSequence.c2DataLength = tableOfContents[promptNumber + 1]
|
||||||
|
- tableOfContents[promptNumber];
|
||||||
|
|
||||||
|
loadCodec2Data(tableOfContents[promptNumber],
|
||||||
|
vpCurrentSequence.c2DataLength);
|
||||||
|
|
||||||
|
vpCurrentSequence.c2DataIndex = 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
vpCurrentSequence.pos++; // ready for next prompt in sequence.
|
while (vpCurrentSequence.c2DataIndex < vpCurrentSequence.c2DataLength)
|
||||||
vpCurrentSequence.codec2DataLength = 0; // flag that we need to get more data.
|
{
|
||||||
vpCurrentSequence.codec2DataIndex = 0;
|
// push the codec2 data in lots of 8 byte frames.
|
||||||
|
if (!codec_pushFrame(codec2Data+vpCurrentSequence.c2DataIndex, false))
|
||||||
|
return;
|
||||||
|
|
||||||
|
vpCurrentSequence.c2DataIndex += 8;
|
||||||
|
}
|
||||||
|
|
||||||
|
vpCurrentSequence.pos++; // ready for next prompt in sequence.
|
||||||
|
vpCurrentSequence.c2DataLength = 0; // flag that we need to get more data.
|
||||||
|
vpCurrentSequence.c2DataIndex = 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
// see if we've finished.
|
// see if we've finished.
|
||||||
if(vpCurrentSequence.pos == vpCurrentSequence.length)
|
if(vpCurrentSequence.pos == vpCurrentSequence.length)
|
||||||
voicePromptIsActive=false;
|
voicePromptActive = false;
|
||||||
}
|
}
|
||||||
|
|
||||||
bool vp_isPlaying(void)
|
bool vp_isPlaying()
|
||||||
{
|
{
|
||||||
return voicePromptIsActive;
|
return voicePromptActive;
|
||||||
}
|
}
|
||||||
|
|
||||||
bool vp_sequenceNotEmpty(void)
|
bool vp_sequenceNotEmpty()
|
||||||
{
|
{
|
||||||
return (vpCurrentSequence.length > 0);
|
return (vpCurrentSequence.length > 0);
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Ładowanie…
Reference in New Issue