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LibAudio: Allow tweaking how much get_more_samples() reads from file

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This commit is contained in:
Andreas Kling 2019-09-04 20:13:32 +02:00
parent a98de0b6ee
commit 6693e56603
2 changed files with 5 additions and 4 deletions
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4
Libraries/LibAudio/AWavLoader.cpp
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@ -16,13 +16,13 @@ AWavLoader::AWavLoader(const StringView& path)
parse_header(); parse_header();
} }
RefPtr<ABuffer> AWavLoader::get_more_samples() RefPtr<ABuffer> AWavLoader::get_more_samples(size_t max_bytes_to_read_from_input)
{ {
#ifdef AWAVLOADER_DEBUG #ifdef AWAVLOADER_DEBUG
dbgprintf("Read WAV of format PCM with num_channels %u sample rate %u, bits per sample %u\n", m_num_channels, m_sample_rate, m_bits_per_sample); dbgprintf("Read WAV of format PCM with num_channels %u sample rate %u, bits per sample %u\n", m_num_channels, m_sample_rate, m_bits_per_sample);
#endif #endif
auto raw_samples = m_file.read(128 * KB); auto raw_samples = m_file.read(max_bytes_to_read_from_input);
if (raw_samples.is_empty()) if (raw_samples.is_empty())
return nullptr; return nullptr;

5
Libraries/LibAudio/AWavLoader.h
View file

@ -15,10 +15,11 @@ class ByteBuffer;
class AWavLoader { class AWavLoader {
public: public:
explicit AWavLoader(const StringView& path); explicit AWavLoader(const StringView& path);
RefPtr<ABuffer> load_wav(const StringView& path);
bool has_error() const { return !m_error_string.is_null(); }
const char* error_string() { return m_error_string.characters(); } const char* error_string() { return m_error_string.characters(); }
RefPtr<ABuffer> get_more_samples(); RefPtr<ABuffer> get_more_samples(size_t max_bytes_to_read_from_input = 128 * KB);
int loaded_samples() const { return m_loaded_samples; } int loaded_samples() const { return m_loaded_samples; }
int total_samples() const { return m_total_samples; } int total_samples() const { return m_total_samples; }