diff options
Diffstat (limited to 'arm-fm-22k/host_src/eas_main.c')
| -rw-r--r-- | arm-fm-22k/host_src/eas_main.c | 898 |
1 files changed, 449 insertions, 449 deletions
diff --git a/arm-fm-22k/host_src/eas_main.c b/arm-fm-22k/host_src/eas_main.c index 809a132..6ebb13e 100644 --- a/arm-fm-22k/host_src/eas_main.c +++ b/arm-fm-22k/host_src/eas_main.c @@ -1,13 +1,13 @@ -/*----------------------------------------------------------------------------
- *
- * File:
- * eas_main.c
- *
- * Contents and purpose:
- * The entry point and high-level functions for the EAS Synthesizer test
- * harness.
- *
- * Copyright Sonic Network Inc. 2004
+/*---------------------------------------------------------------------------- + * + * File: + * eas_main.c + * + * Contents and purpose: + * The entry point and high-level functions for the EAS Synthesizer test + * harness. + * + * Copyright Sonic Network Inc. 2004 * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -20,442 +20,442 @@ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. - *
- *----------------------------------------------------------------------------
- * Revision Control:
- * $Revision: 775 $
- * $Date: 2007-07-20 10:11:11 -0700 (Fri, 20 Jul 2007) $
- *----------------------------------------------------------------------------
-*/
-
-#ifdef _lint
-#include "lint_stdlib.h"
-#else
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <time.h>
-#endif
-
-#include "eas.h"
-#include "eas_wave.h"
-#include "eas_report.h"
-
-/* determines how many EAS buffers to fill a host buffer */
-#define NUM_BUFFERS 8
-
-/* default file to play if no filename is specified on the command line */
-static const char defaultTestFile[] = "test.mid";
-
-EAS_I32 polyphony;
-
-/* prototypes for helper functions */
-static void StrCopy(char *dest, const char *src, EAS_I32 size);
-static EAS_BOOL ChangeFileExt(char *str, const char *ext, EAS_I32 size);
-static EAS_RESULT PlayFile (EAS_DATA_HANDLE easData, const char* filename, const char* outputFile, const S_EAS_LIB_CONFIG *pLibConfig, void *buffer, EAS_I32 bufferSize);
-static EAS_BOOL EASLibraryCheck (const S_EAS_LIB_CONFIG *pLibConfig);
-
-/* main is defined after playfile to avoid the need for two passes through lint */
-
-/*----------------------------------------------------------------------------
- * PlayFile()
- *----------------------------------------------------------------------------
- * Purpose:
- * This function plays the file requested by filename
- *
- * Inputs:
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-
-static EAS_RESULT PlayFile (EAS_DATA_HANDLE easData, const char* filename, const char* outputFile, const S_EAS_LIB_CONFIG *pLibConfig, void *buffer, EAS_I32 bufferSize)
-{
- EAS_HANDLE handle;
- EAS_RESULT result, reportResult;
- EAS_I32 count;
- EAS_STATE state;
- EAS_I32 playTime;
- char waveFilename[256];
- WAVE_FILE *wFile;
- EAS_INT i;
- EAS_PCM *p;
-
- /* determine the name of the output file */
- wFile = NULL;
- if (outputFile == NULL)
- {
- StrCopy(waveFilename, filename, sizeof(waveFilename));
- if (!ChangeFileExt(waveFilename, "wav", sizeof(waveFilename)))
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error in output filename %s\n", waveFilename); */ }
- return EAS_FAILURE;
- }
- outputFile = waveFilename;
- }
-
- /* call EAS library to open file */
- if ((reportResult = EAS_OpenFile(easData, filename, &handle)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_OpenFile returned %ld\n", reportResult); */ }
- return reportResult;
- }
-
- /* prepare to play the file */
- if ((result = EAS_Prepare(easData, handle)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_Prepare returned %ld\n", result); */ }
- reportResult = result;
- }
-
- /* get play length */
- if ((result = EAS_ParseMetaData(easData, handle, &playTime)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_ParseMetaData returned %ld\n", result); */ }
- return result;
- }
- EAS_ReportEx(_EAS_SEVERITY_NOFILTER, 0xe624f4d9, 0x00000005 , playTime / 1000, playTime % 1000);
-
- if (reportResult == EAS_SUCCESS)
- {
- /* create the output file */
- wFile = WaveFileCreate(outputFile, pLibConfig->numChannels, pLibConfig->sampleRate, sizeof(EAS_PCM) * 8);
- if (!wFile)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Unable to create output file %s\n", waveFilename); */ }
- reportResult = EAS_FAILURE;
- }
- }
-
- /* rendering loop */
- while (reportResult == EAS_SUCCESS)
- {
-
- /* we may render several buffers here to fill one host buffer */
- for (i = 0, p = buffer; i < NUM_BUFFERS; i++, p+= pLibConfig->mixBufferSize * pLibConfig->numChannels)
- {
-
- /* get the current time */
- if ((result = EAS_GetLocation(easData, handle, &playTime)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_GetLocation returned %d\n",result); */ }
- if (reportResult == EAS_SUCCESS)
- reportResult = result;
- break;
- }
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_DETAIL, "Parser time: %d.%03d\n", playTime / 1000, playTime % 1000); */ }
-
- /* render a buffer of audio */
- if ((result = EAS_Render(easData, p, pLibConfig->mixBufferSize, &count)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_Render returned %d\n",result); */ }
- if (reportResult == EAS_SUCCESS)
- reportResult = result;
- }
- }
-
- if (result == EAS_SUCCESS)
- {
- /* write it to the wave file */
- if (WaveFileWrite(wFile, buffer, bufferSize) != bufferSize)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "WaveFileWrite failed\n"); */ }
- reportResult = EAS_FAILURE;
- }
- }
-
- if (reportResult == EAS_SUCCESS)
- {
- /* check stream state */
- if ((result = EAS_State(easData, handle, &state)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_State returned %d\n", result); */ }
- reportResult = result;
- }
-
- /* is playback complete */
- if ((state == EAS_STATE_STOPPED) || (state == EAS_STATE_ERROR))
- break;
- }
- }
-
- /* close the output file */
- if (wFile)
- {
- if (!WaveFileClose(wFile))
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error closing wave file %s\n", waveFilename); */ }
- if (reportResult == EAS_SUCCESS)
- result = EAS_FAILURE;
- }
- }
-
- /* close the input file */
- if ((result = EAS_CloseFile(easData,handle)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_Close returned %ld\n", result); */ }
- if (reportResult == EAS_SUCCESS)
- result = EAS_FAILURE;
- }
-
- return reportResult;
-} /* end PlayFile */
-
-/*----------------------------------------------------------------------------
- * main()
- *----------------------------------------------------------------------------
- * Purpose: The entry point for the EAS sample application
- *
- * Inputs:
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-int main( int argc, char **argv )
-{
- EAS_DATA_HANDLE easData;
- const S_EAS_LIB_CONFIG *pLibConfig;
- void *buffer;
- EAS_RESULT result, playResult;
- EAS_I32 bufferSize;
- int i;
- int temp;
- FILE *debugFile;
- char *outputFile = NULL;
-
- /* set the error reporting level */
- EAS_SetDebugLevel(_EAS_SEVERITY_INFO);
- debugFile = NULL;
-
- /* process command-line arguments */
- for (i = 1; i < argc; i++)
- {
- /* check for switch */
- if (argv[i][0] == '-')
- {
- switch (argv[i][1])
- {
- case 'd':
- temp = argv[i][2];
- if ((temp >= '0') || (temp <= '9'))
- EAS_SetDebugLevel(temp);
- else
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_WARNING, "Invalid debug level %d\n", temp); */ }
- break;
- case 'f':
- if ((debugFile = fopen(&argv[i][2],"w")) == NULL)
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_WARNING, "Unable to create debug file %s\n", &argv[i][2]); */ }
- else
- EAS_SetDebugFile(debugFile, EAS_TRUE);
- break;
- case 'o':
- outputFile = &argv[i][2];
- break;
- case 'p':
- polyphony = atoi(&argv[i][2]);
- if (polyphony < 1)
- polyphony = 1;
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "Polyphony set to %d\n", polyphony); */ }
- break;
- default:
- break;
- }
- continue;
- }
- }
-
- /* assume success */
- playResult = EAS_SUCCESS;
-
- /* get the library configuration */
- pLibConfig = EAS_Config();
- if (!EASLibraryCheck(pLibConfig))
- return -1;
- if (polyphony > pLibConfig->maxVoices)
- polyphony = pLibConfig->maxVoices;
-
- /* calculate buffer size */
- bufferSize = pLibConfig->mixBufferSize * pLibConfig->numChannels * (EAS_I32)sizeof(EAS_PCM) * NUM_BUFFERS;
-
- /* allocate output buffer memory */
- buffer = malloc((EAS_U32)bufferSize);
- if (!buffer)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "Error allocating memory for audio buffer\n"); */ }
- return EAS_FAILURE;
- }
-
- /* initialize the EAS library */
- polyphony = pLibConfig->maxVoices;
- if ((result = EAS_Init(&easData)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "EAS_Init returned %ld - aborting!\n", result); */ }
- free(buffer);
- return result;
- }
-
- /*
- * Some debugging environments don't allow for passed parameters.
- * In this case, just play the default MIDI file "test.mid"
- */
- if (argc < 2)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "Playing '%s'\n", defaultTestFile); */ }
- if ((playResult = PlayFile(easData, defaultTestFile, NULL, pLibConfig, buffer, bufferSize)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error %d playing file %s\n", playResult, defaultTestFile); */ }
- }
- }
- /* iterate through the list of files to be played */
- else
- {
- for (i = 1; i < argc; i++)
- {
- /* check for switch */
- if (argv[i][0] != '-')
- {
-
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "Playing '%s'\n", argv[i]); */ }
- if ((playResult = PlayFile(easData, argv[i], outputFile, pLibConfig, buffer, bufferSize)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error %d playing file %s\n", playResult, argv[i]); */ }
- break;
- }
- }
- }
- }
-
- /* shutdown the EAS library */
- if ((result = EAS_Shutdown(easData)) != EAS_SUCCESS)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "EAS_Shutdown returned %ld\n", result); */ }
- }
-
- /* free the output buffer */
- free(buffer);
-
- /* close the debug file */
- if (debugFile)
- fclose(debugFile);
-
- /* play errors take precedence over shutdown errors */
- if (playResult != EAS_SUCCESS)
- return playResult;
- return result;
-} /* end main */
-
-/*----------------------------------------------------------------------------
- * StrCopy()
- *----------------------------------------------------------------------------
- * Purpose:
- * Safe string copy
- *
- * Inputs:
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-static void StrCopy(char *dest, const char *src, EAS_I32 size)
-{
- int len;
-
- strncpy(dest, src, (size_t) size-1);
- len = (int) strlen(src);
- if (len < size)
- dest[len] = 0;
-} /* end StrCopy */
-
-/*----------------------------------------------------------------------------
- * ChangeFileExt()
- *----------------------------------------------------------------------------
- * Purpose:
- * Changes the file extension of a filename
- *
- * Inputs:
- *
- * Outputs:
- *
- *----------------------------------------------------------------------------
-*/
-static EAS_BOOL ChangeFileExt(char *str, const char *ext, EAS_I32 size)
-{
- char *p;
-
- /* find the extension, if any */
- p = strrchr(str,'.');
- if (!p)
- {
- if ((EAS_I32)(strlen(str) + 5) > size)
- return EAS_FALSE;
- strcat(str,".");
- strcat(str,ext);
- return EAS_TRUE;
- }
-
- /* make sure there's room for the extension */
- p++;
- *p = 0;
- if ((EAS_I32)(strlen(str) + 4) > size)
- return EAS_FALSE;
- strcat(str,ext);
- return EAS_TRUE;
-} /* end ChangeFileExt */
-
-/*----------------------------------------------------------------------------
- * EASLibraryCheck()
- *----------------------------------------------------------------------------
- * Purpose:
- * Displays the library version and checks it against the header
- * file used to build this code.
- *
- * Inputs:
- * pLibConfig - library configuration retrieved from the library
- *
- * Outputs:
- * returns EAS_TRUE if matched
- *
- * Side Effects:
- *
- *----------------------------------------------------------------------------
-*/
-static EAS_BOOL EASLibraryCheck (const S_EAS_LIB_CONFIG *pLibConfig)
-{
-
- /* display the library version */
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "EAS Library Version %d.%d.%d.%d\n",
- pLibConfig->libVersion >> 24,
- (pLibConfig->libVersion >> 16) & 0x0f,
- (pLibConfig->libVersion >> 8) & 0x0f,
- pLibConfig->libVersion & 0x0f); */ }
-
- /* display some info about the library build */
- if (pLibConfig->checkedVersion)
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tChecked library\n"); */ }
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tMaximum polyphony: %d\n", pLibConfig->maxVoices); */ }
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tNumber of channels: %d\n", pLibConfig->numChannels); */ }
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tSample rate: %d\n", pLibConfig->sampleRate); */ }
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tMix buffer size: %d\n", pLibConfig->mixBufferSize); */ }
- if (pLibConfig->filterEnabled)
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tFilter enabled\n"); */ }
-#ifndef _WIN32_WCE
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tLibrary Build Timestamp: %s", ctime((time_t*)&pLibConfig->buildTimeStamp)); */ }
-#endif
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tLibrary Build ID: %s\n", pLibConfig->buildGUID); */ }
-
- /* check it against the header file used to build this code */
- /*lint -e{778} constant expression used for display purposes may evaluate to zero */
- if (LIB_VERSION != pLibConfig->libVersion)
- {
- { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "Library version does not match header files. EAS Header Version %d.%d.%d.%d\n",
- LIB_VERSION >> 24,
- (LIB_VERSION >> 16) & 0x0f,
- (LIB_VERSION >> 8) & 0x0f,
- LIB_VERSION & 0x0f); */ }
- return EAS_FALSE;
- }
- return EAS_TRUE;
-} /* end EASLibraryCheck */
-
+ * + *---------------------------------------------------------------------------- + * Revision Control: + * $Revision: 775 $ + * $Date: 2007-07-20 10:11:11 -0700 (Fri, 20 Jul 2007) $ + *---------------------------------------------------------------------------- +*/ + +#ifdef _lint +#include "lint_stdlib.h" +#else +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <time.h> +#endif + +#include "eas.h" +#include "eas_wave.h" +#include "eas_report.h" + +/* determines how many EAS buffers to fill a host buffer */ +#define NUM_BUFFERS 8 + +/* default file to play if no filename is specified on the command line */ +static const char defaultTestFile[] = "test.mid"; + +EAS_I32 polyphony; + +/* prototypes for helper functions */ +static void StrCopy(char *dest, const char *src, EAS_I32 size); +static EAS_BOOL ChangeFileExt(char *str, const char *ext, EAS_I32 size); +static EAS_RESULT PlayFile (EAS_DATA_HANDLE easData, const char* filename, const char* outputFile, const S_EAS_LIB_CONFIG *pLibConfig, void *buffer, EAS_I32 bufferSize); +static EAS_BOOL EASLibraryCheck (const S_EAS_LIB_CONFIG *pLibConfig); + +/* main is defined after playfile to avoid the need for two passes through lint */ + +/*---------------------------------------------------------------------------- + * PlayFile() + *---------------------------------------------------------------------------- + * Purpose: + * This function plays the file requested by filename + * + * Inputs: + * + * Outputs: + * + *---------------------------------------------------------------------------- +*/ + +static EAS_RESULT PlayFile (EAS_DATA_HANDLE easData, const char* filename, const char* outputFile, const S_EAS_LIB_CONFIG *pLibConfig, void *buffer, EAS_I32 bufferSize) +{ + EAS_HANDLE handle; + EAS_RESULT result, reportResult; + EAS_I32 count; + EAS_STATE state; + EAS_I32 playTime; + char waveFilename[256]; + WAVE_FILE *wFile; + EAS_INT i; + EAS_PCM *p; + + /* determine the name of the output file */ + wFile = NULL; + if (outputFile == NULL) + { + StrCopy(waveFilename, filename, sizeof(waveFilename)); + if (!ChangeFileExt(waveFilename, "wav", sizeof(waveFilename))) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error in output filename %s\n", waveFilename); */ } + return EAS_FAILURE; + } + outputFile = waveFilename; + } + + /* call EAS library to open file */ + if ((reportResult = EAS_OpenFile(easData, filename, &handle)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_OpenFile returned %ld\n", reportResult); */ } + return reportResult; + } + + /* prepare to play the file */ + if ((result = EAS_Prepare(easData, handle)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_Prepare returned %ld\n", result); */ } + reportResult = result; + } + + /* get play length */ + if ((result = EAS_ParseMetaData(easData, handle, &playTime)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_ParseMetaData returned %ld\n", result); */ } + return result; + } + EAS_ReportEx(_EAS_SEVERITY_NOFILTER, 0xe624f4d9, 0x00000005 , playTime / 1000, playTime % 1000); + + if (reportResult == EAS_SUCCESS) + { + /* create the output file */ + wFile = WaveFileCreate(outputFile, pLibConfig->numChannels, pLibConfig->sampleRate, sizeof(EAS_PCM) * 8); + if (!wFile) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Unable to create output file %s\n", waveFilename); */ } + reportResult = EAS_FAILURE; + } + } + + /* rendering loop */ + while (reportResult == EAS_SUCCESS) + { + + /* we may render several buffers here to fill one host buffer */ + for (i = 0, p = buffer; i < NUM_BUFFERS; i++, p+= pLibConfig->mixBufferSize * pLibConfig->numChannels) + { + + /* get the current time */ + if ((result = EAS_GetLocation(easData, handle, &playTime)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_GetLocation returned %d\n",result); */ } + if (reportResult == EAS_SUCCESS) + reportResult = result; + break; + } + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_DETAIL, "Parser time: %d.%03d\n", playTime / 1000, playTime % 1000); */ } + + /* render a buffer of audio */ + if ((result = EAS_Render(easData, p, pLibConfig->mixBufferSize, &count)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_Render returned %d\n",result); */ } + if (reportResult == EAS_SUCCESS) + reportResult = result; + } + } + + if (result == EAS_SUCCESS) + { + /* write it to the wave file */ + if (WaveFileWrite(wFile, buffer, bufferSize) != bufferSize) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "WaveFileWrite failed\n"); */ } + reportResult = EAS_FAILURE; + } + } + + if (reportResult == EAS_SUCCESS) + { + /* check stream state */ + if ((result = EAS_State(easData, handle, &state)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_State returned %d\n", result); */ } + reportResult = result; + } + + /* is playback complete */ + if ((state == EAS_STATE_STOPPED) || (state == EAS_STATE_ERROR)) + break; + } + } + + /* close the output file */ + if (wFile) + { + if (!WaveFileClose(wFile)) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error closing wave file %s\n", waveFilename); */ } + if (reportResult == EAS_SUCCESS) + result = EAS_FAILURE; + } + } + + /* close the input file */ + if ((result = EAS_CloseFile(easData,handle)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "EAS_Close returned %ld\n", result); */ } + if (reportResult == EAS_SUCCESS) + result = EAS_FAILURE; + } + + return reportResult; +} /* end PlayFile */ + +/*---------------------------------------------------------------------------- + * main() + *---------------------------------------------------------------------------- + * Purpose: The entry point for the EAS sample application + * + * Inputs: + * + * Outputs: + * + *---------------------------------------------------------------------------- +*/ +int main( int argc, char **argv ) +{ + EAS_DATA_HANDLE easData; + const S_EAS_LIB_CONFIG *pLibConfig; + void *buffer; + EAS_RESULT result, playResult; + EAS_I32 bufferSize; + int i; + int temp; + FILE *debugFile; + char *outputFile = NULL; + + /* set the error reporting level */ + EAS_SetDebugLevel(_EAS_SEVERITY_INFO); + debugFile = NULL; + + /* process command-line arguments */ + for (i = 1; i < argc; i++) + { + /* check for switch */ + if (argv[i][0] == '-') + { + switch (argv[i][1]) + { + case 'd': + temp = argv[i][2]; + if ((temp >= '0') || (temp <= '9')) + EAS_SetDebugLevel(temp); + else + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_WARNING, "Invalid debug level %d\n", temp); */ } + break; + case 'f': + if ((debugFile = fopen(&argv[i][2],"w")) == NULL) + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_WARNING, "Unable to create debug file %s\n", &argv[i][2]); */ } + else + EAS_SetDebugFile(debugFile, EAS_TRUE); + break; + case 'o': + outputFile = &argv[i][2]; + break; + case 'p': + polyphony = atoi(&argv[i][2]); + if (polyphony < 1) + polyphony = 1; + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "Polyphony set to %d\n", polyphony); */ } + break; + default: + break; + } + continue; + } + } + + /* assume success */ + playResult = EAS_SUCCESS; + + /* get the library configuration */ + pLibConfig = EAS_Config(); + if (!EASLibraryCheck(pLibConfig)) + return -1; + if (polyphony > pLibConfig->maxVoices) + polyphony = pLibConfig->maxVoices; + + /* calculate buffer size */ + bufferSize = pLibConfig->mixBufferSize * pLibConfig->numChannels * (EAS_I32)sizeof(EAS_PCM) * NUM_BUFFERS; + + /* allocate output buffer memory */ + buffer = malloc((EAS_U32)bufferSize); + if (!buffer) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "Error allocating memory for audio buffer\n"); */ } + return EAS_FAILURE; + } + + /* initialize the EAS library */ + polyphony = pLibConfig->maxVoices; + if ((result = EAS_Init(&easData)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "EAS_Init returned %ld - aborting!\n", result); */ } + free(buffer); + return result; + } + + /* + * Some debugging environments don't allow for passed parameters. + * In this case, just play the default MIDI file "test.mid" + */ + if (argc < 2) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "Playing '%s'\n", defaultTestFile); */ } + if ((playResult = PlayFile(easData, defaultTestFile, NULL, pLibConfig, buffer, bufferSize)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error %d playing file %s\n", playResult, defaultTestFile); */ } + } + } + /* iterate through the list of files to be played */ + else + { + for (i = 1; i < argc; i++) + { + /* check for switch */ + if (argv[i][0] != '-') + { + + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "Playing '%s'\n", argv[i]); */ } + if ((playResult = PlayFile(easData, argv[i], outputFile, pLibConfig, buffer, bufferSize)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_ERROR, "Error %d playing file %s\n", playResult, argv[i]); */ } + break; + } + } + } + } + + /* shutdown the EAS library */ + if ((result = EAS_Shutdown(easData)) != EAS_SUCCESS) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "EAS_Shutdown returned %ld\n", result); */ } + } + + /* free the output buffer */ + free(buffer); + + /* close the debug file */ + if (debugFile) + fclose(debugFile); + + /* play errors take precedence over shutdown errors */ + if (playResult != EAS_SUCCESS) + return playResult; + return result; +} /* end main */ + +/*---------------------------------------------------------------------------- + * StrCopy() + *---------------------------------------------------------------------------- + * Purpose: + * Safe string copy + * + * Inputs: + * + * Outputs: + * + *---------------------------------------------------------------------------- +*/ +static void StrCopy(char *dest, const char *src, EAS_I32 size) +{ + int len; + + strncpy(dest, src, (size_t) size-1); + len = (int) strlen(src); + if (len < size) + dest[len] = 0; +} /* end StrCopy */ + +/*---------------------------------------------------------------------------- + * ChangeFileExt() + *---------------------------------------------------------------------------- + * Purpose: + * Changes the file extension of a filename + * + * Inputs: + * + * Outputs: + * + *---------------------------------------------------------------------------- +*/ +static EAS_BOOL ChangeFileExt(char *str, const char *ext, EAS_I32 size) +{ + char *p; + + /* find the extension, if any */ + p = strrchr(str,'.'); + if (!p) + { + if ((EAS_I32)(strlen(str) + 5) > size) + return EAS_FALSE; + strcat(str,"."); + strcat(str,ext); + return EAS_TRUE; + } + + /* make sure there's room for the extension */ + p++; + *p = 0; + if ((EAS_I32)(strlen(str) + 4) > size) + return EAS_FALSE; + strcat(str,ext); + return EAS_TRUE; +} /* end ChangeFileExt */ + +/*---------------------------------------------------------------------------- + * EASLibraryCheck() + *---------------------------------------------------------------------------- + * Purpose: + * Displays the library version and checks it against the header + * file used to build this code. + * + * Inputs: + * pLibConfig - library configuration retrieved from the library + * + * Outputs: + * returns EAS_TRUE if matched + * + * Side Effects: + * + *---------------------------------------------------------------------------- +*/ +static EAS_BOOL EASLibraryCheck (const S_EAS_LIB_CONFIG *pLibConfig) +{ + + /* display the library version */ + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "EAS Library Version %d.%d.%d.%d\n", + pLibConfig->libVersion >> 24, + (pLibConfig->libVersion >> 16) & 0x0f, + (pLibConfig->libVersion >> 8) & 0x0f, + pLibConfig->libVersion & 0x0f); */ } + + /* display some info about the library build */ + if (pLibConfig->checkedVersion) + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tChecked library\n"); */ } + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tMaximum polyphony: %d\n", pLibConfig->maxVoices); */ } + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tNumber of channels: %d\n", pLibConfig->numChannels); */ } + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tSample rate: %d\n", pLibConfig->sampleRate); */ } + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tMix buffer size: %d\n", pLibConfig->mixBufferSize); */ } + if (pLibConfig->filterEnabled) + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tFilter enabled\n"); */ } +#ifndef _WIN32_WCE + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tLibrary Build Timestamp: %s", ctime((time_t*)&pLibConfig->buildTimeStamp)); */ } +#endif + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_INFO, "\tLibrary Build ID: %s\n", pLibConfig->buildGUID); */ } + + /* check it against the header file used to build this code */ + /*lint -e{778} constant expression used for display purposes may evaluate to zero */ + if (LIB_VERSION != pLibConfig->libVersion) + { + { /* dpp: EAS_ReportEx(_EAS_SEVERITY_FATAL, "Library version does not match header files. EAS Header Version %d.%d.%d.%d\n", + LIB_VERSION >> 24, + (LIB_VERSION >> 16) & 0x0f, + (LIB_VERSION >> 8) & 0x0f, + LIB_VERSION & 0x0f); */ } + return EAS_FALSE; + } + return EAS_TRUE; +} /* end EASLibraryCheck */ + |