audren: Make use of nodiscard, rework downmixing, release all buffers

Preliminary work for upmixing & general cleanup. Fixes basic issues in games such as Shovel Knight and slightly improves the LEGO games. Upmixing stitll needs to be implemented.

Audio levels in a few games will be fixed as we now use the downmix coefficients when possible instead of supplying our own
This commit is contained in:
Chloe Marcec 2020-11-17 14:14:29 +11:00
parent 87f220efff
commit 9a4beac95a
13 changed files with 194 additions and 102 deletions

View file

@ -22,7 +22,7 @@ constexpr std::size_t MAX_CHANNEL_COUNT = 6;
constexpr std::size_t MAX_WAVE_BUFFERS = 4;
constexpr std::size_t MAX_SAMPLE_HISTORY = 4;
constexpr u32 STREAM_SAMPLE_RATE = 48000;
constexpr u32 STREAM_NUM_CHANNELS = 6;
constexpr u32 STREAM_NUM_CHANNELS = 2;
constexpr s32 NO_SPLITTER = -1;
constexpr s32 NO_MIX = 0x7fffffff;
constexpr s32 NO_FINAL_MIX = std::numeric_limits<s32>::min();