use constexpr whenever possible / remove unused member function

[platform/core/api/audio-io.git] / src / cpp / CAudioInfo.cpp

diff --git a/src/cpp/CAudioInfo.cpp b/src/cpp/CAudioInfo.cpp
index 3429c7e..f35f3f4 100644 (file)
--- a/src/cpp/CAudioInfo.cpp
+++ b/src/cpp/CAudioInfo.cpp
@@ -16,6 +16,7 @@
 
 
 #include <stdio.h>
+#include <string.h>
 #include "CAudioIODef.h"
 
 
@@ -34,63 +35,68 @@ CAudioInfo::CAudioInfo() :
     __mAudioIndex(-1) {
 }
 
-CAudioInfo::CAudioInfo(unsigned int sampleRate, EChannel channel, ESampleType sampleType, EAudioType audioType, int audioIndex) throw(CAudioError) :
+CAudioInfo::CAudioInfo(unsigned int sampleRate, EChannel channel, ESampleType sampleType, EAudioType audioType, int audioIndex) :
     __mSampleRate(sampleRate),
     __mChannel(channel),
     __mSampleType(sampleType),
     __mAudioType(audioType),
     __mAudioIndex(audioIndex) {
     // Check to invalid AudioInfo
-    if (sampleRate < CAudioInfo::MIN_SYSTEM_SAMPLERATE || sampleRate > CAudioInfo::MAX_SYSTEM_SAMPLERATE) {
-        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT, "The sampleRate is invalid [sampleRate:%u]", sampleRate);
-    }
-
-    if (channel < CAudioInfo::EChannel::CHANNEL_MONO || channel >= CAudioInfo::EChannel::CHANNEL_MAX) {
-        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT, "The channel is invalid [channel:%u]", to_integral(channel));
-    }
-
-    if (sampleType < CAudioInfo::ESampleType::SAMPLE_TYPE_U8 || sampleType >= CAudioInfo::ESampleType::SAMPLE_TYPE_MAX) {
-        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT, "The sampleType is invalid [sampleType:%u]", to_integral(sampleType));
-    }
-
-    if (audioType < CAudioInfo::EAudioType::AUDIO_IN_TYPE_MEDIA || audioType >= CAudioInfo::EAudioType::AUDIO_TYPE_MAX) {
-        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT, "The audioType is invalid [audioType:%u]", to_integral(audioType));
-    }
+    if (sampleRate < CAudioInfo::MIN_SYSTEM_SAMPLERATE ||
+        sampleRate > CAudioInfo::MAX_SYSTEM_SAMPLERATE)
+        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT,
+                               "The sampleRate is invalid [sampleRate:%u]", sampleRate);
+
+    if (channel < CAudioInfo::EChannel::CHANNEL_MONO ||
+        channel >= CAudioInfo::EChannel::CHANNEL_MAX)
+        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT,
+                               "The channel is invalid [channel:%u]", to_integral(channel));
+
+    if (sampleType < CAudioInfo::ESampleType::SAMPLE_TYPE_U8 ||
+        sampleType >= CAudioInfo::ESampleType::SAMPLE_TYPE_MAX)
+        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT,
+                               "The sampleType is invalid [sampleType:%u]", to_integral(sampleType));
+
+    if (audioType < CAudioInfo::EAudioType::AUDIO_IN_TYPE_MEDIA ||
+        audioType >= CAudioInfo::EAudioType::AUDIO_TYPE_MAX)
+        THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT,
+                               "The audioType is invalid [audioType:%u]", to_integral(audioType));
 }
 
-unsigned int CAudioInfo::getSampleRate() {
+unsigned int CAudioInfo::getSampleRate() noexcept {
     return __mSampleRate;
 }
 
-CAudioInfo::EChannel CAudioInfo::getChannel() {
+CAudioInfo::EChannel CAudioInfo::getChannel() noexcept {
     return __mChannel;
 }
 
-CAudioInfo::ESampleType CAudioInfo::getSampleType() {
+CAudioInfo::ESampleType CAudioInfo::getSampleType() noexcept {
     return __mSampleType;
 }
 
-CAudioInfo::EAudioType CAudioInfo::getAudioType() {
+CAudioInfo::EAudioType CAudioInfo::getAudioType() noexcept {
     return __mAudioType;
 }
 
-void CAudioInfo::setAudioType(CAudioInfo::EAudioType audioType) {
-    __mAudioType = audioType;
-    return;
+void CAudioInfo::setAudioTypeByInputStreamType(const char* streamType) {
+    __mAudioType = convertInputStreamTypeToAudioType(streamType);
 }
 
-int CAudioInfo::getAudioIndex() {
+void CAudioInfo::setAudioTypeByOutputStreamType(const char* streamType) {
+    __mAudioType = convertOutputStreamTypeToAudioType(streamType);
+}
+
+int CAudioInfo::getAudioIndex() noexcept {
     return __mAudioIndex;
 }
 
-void CAudioInfo::setAudioIndex(int audioIndex) {
+void CAudioInfo::setAudioIndex(int audioIndex) noexcept {
     __mAudioIndex = audioIndex;
-    return;
 }
 
-int CAudioInfo::getSampleSize() {
+int CAudioInfo::getSampleSize() noexcept {
     int bytes_in_sample = 0;
-    int number_of_channel = 0;
 
     switch (__mSampleType) {
     case ESampleType::SAMPLE_TYPE_U8:
@@ -99,56 +105,49 @@ int CAudioInfo::getSampleSize() {
     case ESampleType::SAMPLE_TYPE_S16_LE:
         bytes_in_sample = 2;
         break;
-    default:
-        AUDIO_IO_LOGW("As unrecognized sample type %d, let's assume S16_LE", __mSampleType);
-        bytes_in_sample = 2;
+    case ESampleType::SAMPLE_TYPE_S24_LE:
+        bytes_in_sample = 3;
         break;
-    }
-
-    switch (__mChannel) {
-    case EChannel::CHANNEL_MONO:
-        number_of_channel = 1;
-        break;
-    case EChannel::CHANNEL_STEREO:
-        number_of_channel = 2;
+    case ESampleType::SAMPLE_TYPE_S24_32_LE:
+    case ESampleType::SAMPLE_TYPE_S32_LE:
+        bytes_in_sample = 4;
         break;
     default:
-        AUDIO_IO_LOGW("As unrecognized channel %d, let's assume STEREO", __mChannel);
-        number_of_channel = 2;
+        AUDIO_IO_LOGW("As unrecognized sample type %d, let's assume S16_LE", static_cast<int>(__mSampleType));
+        bytes_in_sample = 2;
         break;
     }
 
-    return bytes_in_sample * number_of_channel;
+    return bytes_in_sample * static_cast<int>(__mChannel);
 }
 
-void CAudioInfo::convertAudioType2StreamType(CAudioInfo::EAudioType audioType, char **streamType) {
-    if (audioType < CAudioInfo::EAudioType::AUDIO_IN_TYPE_MEDIA || audioType >= CAudioInfo::EAudioType::AUDIO_TYPE_MAX) {
+const char* CAudioInfo::getConvertedStreamType() {
+    if (__mAudioType < CAudioInfo::EAudioType::AUDIO_IN_TYPE_MEDIA ||
+        __mAudioType >= CAudioInfo::EAudioType::AUDIO_TYPE_MAX)
         THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_NOT_SUPPORTED_TYPE,
-                              "The audioType is not supported [audioType:%u]", to_integral(audioType));
-    }
-    *streamType = (char *)__STREAM_TYPE_TABLE[(unsigned int)audioType];
-    return;
-}
+                               "The audioType is not supported [audioType:%u]", to_integral(__mAudioType));
 
-void CAudioInfo::convertInputStreamType2AudioType(char *streamType, CAudioInfo::EAudioType *audioType) {
-    for (unsigned int i = (unsigned int)CAudioInfo::EAudioType::AUDIO_IN_TYPE_MEDIA ; i < (unsigned int)CAudioInfo::EAudioType::AUDIO_OUT_TYPE_MEDIA ; i++) {
-        if (!strcmp((char *)__STREAM_TYPE_TABLE[i], streamType)) {
-            *audioType = (CAudioInfo::EAudioType)i;
-            return;
-        }
-    }
-    THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_NOT_SUPPORTED_TYPE, "The streamType of input is not supported [streamType:%s]", streamType);
-    return;
+    return __STREAM_TYPE_TABLE[(unsigned int)__mAudioType];
 }
 
-void CAudioInfo::convertOutputStreamType2AudioType(char *streamType, CAudioInfo::EAudioType *audioType) {
-    for (unsigned int i = (unsigned int)CAudioInfo::EAudioType::AUDIO_OUT_TYPE_MEDIA ; i < (unsigned int)CAudioInfo::EAudioType::AUDIO_TYPE_MAX ; i++) {
-        if (!strcmp((char *)__STREAM_TYPE_TABLE[i], streamType)) {
-            *audioType = (CAudioInfo::EAudioType)i;
-            return;
-        }
+CAudioInfo::EAudioType CAudioInfo::convertInputStreamTypeToAudioType(const char *streamType) {
+    for (auto i = (unsigned int)CAudioInfo::EAudioType::AUDIO_IN_TYPE_MEDIA;
+              i < (unsigned int)CAudioInfo::EAudioType::AUDIO_OUT_TYPE_MEDIA;
+              i++) {
+        if (!strcmp(__STREAM_TYPE_TABLE[i], streamType))
+            return (CAudioInfo::EAudioType)i;
     }
-    THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_NOT_SUPPORTED_TYPE, "The streamType of output is not supported [streamType:%s]", streamType);
-    return;
+    THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_NOT_SUPPORTED_TYPE,
+                           "The streamType of input is not supported [streamType:%s]", streamType);
 }
 
+CAudioInfo::EAudioType CAudioInfo::convertOutputStreamTypeToAudioType(const char *streamType) {
+    for (auto i = (unsigned int)CAudioInfo::EAudioType::AUDIO_OUT_TYPE_MEDIA;
+              i < (unsigned int)CAudioInfo::EAudioType::AUDIO_TYPE_MAX;
+              i++) {
+        if (!strcmp(__STREAM_TYPE_TABLE[i], streamType))
+            return (CAudioInfo::EAudioType)i;
+    }
+    THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_NOT_SUPPORTED_TYPE,
+                           "The streamType of output is not supported [streamType:%s]", streamType);
+}
\ No newline at end of file