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shweet
2025-11-11 20:28:31 -05:00
parent 2ce46b4de4
commit 24465f29c5
9 changed files with 55 additions and 19 deletions
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11
src/resource/audio.cpp
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@@ -7,13 +7,14 @@
#include <utility>
#include <vector>
#include "xm_wrapper.h"
#include "libxm_compat.h"
#include <xm.h>
namespace anm2ed::resource
{
namespace
{
constexpr int XM_SAMPLE_RATE = 44100;
constexpr int XM_SAMPLE_RATE_ = 44100;
constexpr uint16_t XM_CHUNK_FRAMES = 1024;
constexpr int XM_MAX_SECONDS = 600;
constexpr int XM_CHANNELS = 2;
@@ -51,14 +52,14 @@ namespace anm2ed::resource
auto context = xm_create_context(pool.get(), prescan, (const char*)data, (uint32_t)size);
if (!context) return;
xm_set_sample_rate(context, (uint16_t)XM_SAMPLE_RATE);
xm_set_sample_rate(context, (uint16_t)XM_SAMPLE_RATE_);
xm_set_max_loop_count(context, 1);
auto pcm = std::vector<float>{};
pcm.reserve(static_cast<size_t>(XM_CHUNK_FRAMES) * XM_CHANNELS * 8);
size_t framesGenerated = 0;
const auto maxFrames = static_cast<size_t>(XM_SAMPLE_RATE) * XM_MAX_SECONDS;
const auto maxFrames = static_cast<size_t>(XM_SAMPLE_RATE_) * XM_MAX_SECONDS;
auto heardAudio = false;
while (framesGenerated < maxFrames)
@@ -88,7 +89,7 @@ namespace anm2ed::resource
if (pcm.empty()) return;
auto spec = SDL_AudioSpec{};
spec.freq = XM_SAMPLE_RATE;
spec.freq = XM_SAMPLE_RATE_;
spec.format = SDL_AUDIO_F32;
spec.channels = XM_CHANNELS;