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AudioStreamPlaybackWAV: inherit from Resampled

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Co-authored-by: DeeJayLSP <djlsp@proton.me>
This commit is contained in:
wareya
2025-03-17 13:13:21 -03:00
committed by DeeJayLSP
parent 9e6ee9c5c3
commit ccfbdf2bb2
2 changed files with 72 additions and 153 deletions
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26
scene/resources/audio_stream_wav.h
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@ -36,13 +36,8 @@
class AudioStreamWAV;
class AudioStreamPlaybackWAV : public AudioStreamPlayback {
GDCLASS(AudioStreamPlaybackWAV, AudioStreamPlayback);
enum {
MIX_FRAC_BITS = 13,
MIX_FRAC_LEN = (1 << MIX_FRAC_BITS),
MIX_FRAC_MASK = MIX_FRAC_LEN - 1,
};
class AudioStreamPlaybackWAV : public AudioStreamPlaybackResampled {
GDCLASS(AudioStreamPlaybackWAV, AudioStreamPlaybackResampled);
struct IMA_ADPCM_State {
int16_t step_index = 0;
@ -61,23 +56,24 @@ class AudioStreamPlaybackWAV : public AudioStreamPlayback {
uint32_t frame_len = 0;
LocalVector<int16_t> dec;
uint32_t dec_len = 0;
int64_t cache_pos = -1;
int16_t cache[2] = { 0, 0 };
int16_t cache_r[2] = { 0, 0 };
} qoa;
int64_t offset = 0;
int sign = 1;
int8_t sign = 1;
bool active = false;
friend class AudioStreamWAV;
Ref<AudioStreamWAV> base;
template <typename Depth, bool is_stereo, bool is_ima_adpcm, bool is_qoa>
void do_resample(const Depth *p_src, AudioFrame *p_dst, int64_t &p_offset, int32_t &p_increment, uint32_t p_amount, IMA_ADPCM_State *p_ima_adpcm, QOA_State *p_qoa);
void decode_samples(const Depth *p_src, AudioFrame *p_dst, int64_t &p_offset, int8_t &p_increment, uint32_t p_amount, IMA_ADPCM_State *p_ima_adpcm, QOA_State *p_qoa);
bool _is_sample = false;
Ref<AudioSamplePlayback> sample_playback;
protected:
virtual int _mix_internal(AudioFrame *p_buffer, int p_frames) override;
virtual float get_stream_sampling_rate() override;
public:
virtual void start(double p_from_pos = 0.0) override;
virtual void stop() override;
@ -88,8 +84,6 @@ public:
virtual double get_playback_position() const override;
virtual void seek(double p_time) override;
virtual int mix(AudioFrame *p_buffer, float p_rate_scale, int p_frames) override;
virtual void tag_used_streams() override;
virtual void set_is_sample(bool p_is_sample) override;
@ -124,10 +118,6 @@ public:
private:
friend class AudioStreamPlaybackWAV;
enum {
DATA_PAD = 16 //padding for interpolation
};
Format format = FORMAT_8_BITS;
LoopMode loop_mode = LOOP_DISABLED;
bool stereo = false;