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pcm/AudioFormat: add noexcept

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This commit is contained in:
Max Kellermann 2021-08-26 13:36:25 +02:00
parent 8a29805767
commit 1cb7fe12ff
1 changed files with 17 additions and 17 deletions
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34
src/pcm/AudioFormat.hxx
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@ -63,14 +63,14 @@ struct AudioFormat {
*/
uint8_t channels;
AudioFormat() = default;
AudioFormat() noexcept = default;
constexpr AudioFormat(uint32_t _sample_rate,
SampleFormat _format, uint8_t _channels)
SampleFormat _format, uint8_t _channels) noexcept
:sample_rate(_sample_rate),
format(_format), channels(_channels) {}
static constexpr AudioFormat Undefined() {
static constexpr AudioFormat Undefined() noexcept {
return AudioFormat(0, SampleFormat::UNDEFINED,0);
}
@ -78,7 +78,7 @@ struct AudioFormat {
* Clears the object, i.e. sets all attributes to an undefined
* (invalid) value.
*/
void Clear() {
void Clear() noexcept {
sample_rate = 0;
format = SampleFormat::UNDEFINED;
channels = 0;
@ -87,7 +87,7 @@ struct AudioFormat {
/**
* Checks whether the object has a defined value.
*/
constexpr bool IsDefined() const {
constexpr bool IsDefined() const noexcept {
return sample_rate != 0;
}
@ -96,7 +96,7 @@ struct AudioFormat {
* defined. This is more complete than IsDefined(), but
* slower.
*/
constexpr bool IsFullyDefined() const {
constexpr bool IsFullyDefined() const noexcept {
return sample_rate != 0 && format != SampleFormat::UNDEFINED &&
channels != 0;
}
@ -104,21 +104,21 @@ struct AudioFormat {
/**
* Checks whether the object has at least one defined value.
*/
constexpr bool IsMaskDefined() const {
constexpr bool IsMaskDefined() const noexcept {
return sample_rate != 0 || format != SampleFormat::UNDEFINED ||
channels != 0;
}
bool IsValid() const;
bool IsMaskValid() const;
bool IsValid() const noexcept;
bool IsMaskValid() const noexcept;
constexpr bool operator==(const AudioFormat other) const {
constexpr bool operator==(const AudioFormat other) const noexcept {
return sample_rate == other.sample_rate &&
format == other.format &&
channels == other.channels;
}
constexpr bool operator!=(const AudioFormat other) const {
constexpr bool operator!=(const AudioFormat other) const noexcept {
return !(*this == other);
}
@ -139,12 +139,12 @@ struct AudioFormat {
/**
* Returns the size of each (mono) sample in bytes.
*/
unsigned GetSampleSize() const;
unsigned GetSampleSize() const noexcept;
/**
* Returns the size of each full frame in bytes.
*/
unsigned GetFrameSize() const;
unsigned GetFrameSize() const noexcept;
template<typename D>
constexpr auto TimeToFrames(D t) const noexcept {
@ -186,7 +186,7 @@ audio_valid_sample_rate(unsigned sample_rate) noexcept
* This function performs some basic validity checks.
*/
inline bool
AudioFormat::IsValid() const
AudioFormat::IsValid() const noexcept
{
return audio_valid_sample_rate(sample_rate) &&
audio_valid_sample_format(format) &&
@ -198,7 +198,7 @@ AudioFormat::IsValid() const
* MPD. This function performs some basic validity checks.
*/
inline bool
AudioFormat::IsMaskValid() const
AudioFormat::IsMaskValid() const noexcept
{
return (sample_rate == 0 ||
audio_valid_sample_rate(sample_rate)) &&
@ -208,13 +208,13 @@ AudioFormat::IsMaskValid() const
}
inline unsigned
AudioFormat::GetSampleSize() const
AudioFormat::GetSampleSize() const noexcept
{
return sample_format_size(format);
}
inline unsigned
AudioFormat::GetFrameSize() const
AudioFormat::GetFrameSize() const noexcept
{
return GetSampleSize() * channels;
}