COMPMID-2225: Add interface support for new quantized data types.

Add support for:
-QSYMM8, 8-bit quantized symmetric
-QSYMM8_PER_CHANNEL, 8-bit quantized symmetric with per channel quantization

Change-Id: I00c4ff98e44af37419470af61419ee95d0de2463
Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1236
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>

1 files changed, 8 insertions, 5 deletions

diff --git a/arm_compute/core/PixelValue.h b/arm_compute/core/PixelValue.h
index 0ead9db7b1..4bdcad61a2 100644
--- a/arm_compute/core/PixelValue.h
+++ b/arm_compute/core/PixelValue.h
@@ -41,11 +41,11 @@ public:
     }
     /** Initialize the union with a pixel value of chosen datatype
      *
-     * @param[in] v          int value.
-     * @param[in] datatype   DataType that @p v have to be stored
-     * @param[in] quant_info QuantizationInfo to apply in case of QASYMM8 datatype to @p v
+     * @param[in] v        int value.
+     * @param[in] datatype DataType that @p v have to be stored
+     * @param[in] qinfo    (Optional) QuantizationInfo to apply in case of QASYMM8 datatype to @p v
      */
-    PixelValue(uint64_t v, DataType datatype, QuantizationInfo quant_info = QuantizationInfo())
+    PixelValue(uint64_t v, DataType datatype, QuantizationInfo qinfo = QuantizationInfo())
         : PixelValue()
     {
         switch(datatype)
@@ -57,7 +57,10 @@ public:
                 value.s8 = static_cast<int8_t>(v);
                 break;
             case DataType::QASYMM8:
-                value.u8 = sqcvt_qasymm8_f32(v, quant_info.scale, quant_info.offset);
+                value.u8 = quantize_qasymm8(static_cast<uint8_t>(v), qinfo);
+                break;
+            case DataType::QSYMM8:
+                value.s8 = quantize_qsymm8(static_cast<int8_t>(v), qinfo);
                 break;
             case DataType::U16:
                 value.u16 = static_cast<uint16_t>(v);