gstreamer/gst/volume/gstvolumeorc.orc
Sebastian Dröge c1bf1ba843 volume: Improve f32 scaling by using only a single array
Passing the same array as dest and src is invalid anyway because
they're maked with the restrict qualifier.
2010-10-01 10:45:24 +02:00

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.init gst_volume_orc_init
.function orc_scalarmultiply_f32_ns
.dest 4 d1 float
.floatparam 4 p1
mulf d1, d1, p1
.function orc_process_int16
.dest 2 d1 gint16
.param 2 p1
.temp 4 t1
mulswl t1, d1, p1
shrsl t1, t1, 13
convlw d1, t1
.function orc_process_int16_clamp
.dest 2 d1 gint16
.param 2 p1
.temp 4 t1
mulswl t1, d1, p1
shrsl t1, t1, 13
convssslw d1, t1
.function orc_process_int8
.dest 1 d1 gint8
.param 1 p1
.temp 2 t1
mulsbw t1, d1, p1
shrsw t1, t1, 5
convwb d1, t1
.function orc_process_int8_clamp
.dest 1 d1 gint8
.param 1 p1
.temp 2 t1
mulsbw t1, d1, p1
shrsw t1, t1, 5
convssswb d1, t1