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Remove the backend member from ma_context.

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This is a legacy from the old backend system.
This commit is contained in:
David Reid
2025-07-15 10:11:18 +10:00
parent d1643b3487
commit fabab10843
2 changed files with 9 additions and 5 deletions
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miniaudio.h
+5 -4
View File
@@ -7753,7 +7753,6 @@ struct ma_context
{ {
ma_device_backend_vtable* pVTable; /* New new system. */ ma_device_backend_vtable* pVTable; /* New new system. */
void* pBackendState; /* Backend state created by the backend. This will be passed to the relevant backend functions. */ void* pBackendState; /* Backend state created by the backend. This will be passed to the relevant backend functions. */
ma_backend backend; /* DirectSound, ALSA, etc. */
ma_log* pLog; ma_log* pLog;
ma_log log; /* Only used if the log is owned by the context. The pLog member will be set to &log in this case. */ ma_log log; /* Only used if the log is owned by the context. The pLog member will be set to &log in this case. */
ma_thread_priority threadPriority; ma_thread_priority threadPriority;
@@ -23836,7 +23835,6 @@ static void ma_context_uninit__wasapi(ma_context* pContext)
ma_context_command__wasapi cmd = ma_context_init_command__wasapi(MA_CONTEXT_COMMAND_QUIT__WASAPI); ma_context_command__wasapi cmd = ma_context_init_command__wasapi(MA_CONTEXT_COMMAND_QUIT__WASAPI);
MA_ASSERT(pContext != NULL); MA_ASSERT(pContext != NULL);
MA_ASSERT(pContext->backend == ma_backend_wasapi);
ma_context_post_command__wasapi(pContext, &cmd); ma_context_post_command__wasapi(pContext, &cmd);
ma_thread_wait(&pContextStateWASAPI->commandThread); ma_thread_wait(&pContextStateWASAPI->commandThread);
@@ -45066,7 +45064,7 @@ MA_API ma_bool32 ma_context_is_loopback_supported(ma_context* pContext)
return MA_FALSE; return MA_FALSE;
} }
return ma_is_loopback_supported(pContext->backend); return pContext->pVTable == ma_device_backend_wasapi;
} }
@@ -45414,7 +45412,10 @@ MA_API ma_result ma_device_init(ma_context* pContext, const ma_device_config* pC
/* Log device information. */ /* Log device information. */
{ {
ma_log_postf(ma_device_get_log(pDevice), MA_LOG_LEVEL_INFO, "[%s]\n", ma_get_backend_name(pDevice->pContext->backend)); ma_device_backend_info backendInfo;
ma_context_get_backend_info(pDevice->pContext, &backendInfo);
ma_log_postf(ma_device_get_log(pDevice), MA_LOG_LEVEL_INFO, "[%s]\n", backendInfo.pName);
if (pDevice->type == ma_device_type_capture || pDevice->type == ma_device_type_duplex || pDevice->type == ma_device_type_loopback) { if (pDevice->type == ma_device_type_capture || pDevice->type == ma_device_type_duplex || pDevice->type == ma_device_type_loopback) {
char name[MA_MAX_DEVICE_NAME_LENGTH + 1]; char name[MA_MAX_DEVICE_NAME_LENGTH + 1];
ma_device_get_name(pDevice, ma_device_type_capture, name, sizeof(name), NULL); ma_device_get_name(pDevice, ma_device_type_capture, name, sizeof(name), NULL);
tests/deviceio/deviceio.c
+4 -1
View File
@@ -432,6 +432,7 @@ int main(int argc, char** argv)
const char* pFilePath = NULL; /* Input or output file path, depending on the mode. */ const char* pFilePath = NULL; /* Input or output file path, depending on the mode. */
ma_bool32 enumerate = MA_TRUE; ma_bool32 enumerate = MA_TRUE;
ma_bool32 interactive = MA_TRUE; ma_bool32 interactive = MA_TRUE;
ma_device_backend_info backendInfo;
/* Default to a sine wave if nothing is passed into the command line. */ /* Default to a sine wave if nothing is passed into the command line. */
waveformType = ma_waveform_type_sine; waveformType = ma_waveform_type_sine;
@@ -485,7 +486,9 @@ int main(int argc, char** argv)
ma_log_register_callback(ma_context_get_log(&g_State.context), ma_log_callback_init(on_log, NULL)); ma_log_register_callback(ma_context_get_log(&g_State.context), ma_log_callback_init(on_log, NULL));
/* Here we'll print some info about what we're doing. */ /* Here we'll print some info about what we're doing. */
printf("Backend: %s\n", ma_get_backend_name(g_State.context.backend)); ma_context_get_backend_info(&g_State.context, &backendInfo);
printf("Backend: %s\n", backendInfo.pName);
printf("Mode: %s\n", get_mode_description(deviceType)); printf("Mode: %s\n", get_mode_description(deviceType));
printf("\n"); printf("\n");