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ffmpeg/libavcodec/mips
Shiyou Yin 61eeb40a62 avcodec: [loongson] fix bug of mss2-wmv failed in fate test.
Failed case: mss2-wmv
In following functions, pmullh was used to multiply two 16-bit data, this will cause data overflow.
1. ff_vc1_inv_trans_8x8_dc_mmi
2. ff_vc1_inv_trans_8x8_mmi
3. ff_vc1_inv_trans_8x4_mmi
4. ff_vc1_inv_trans_4x8_mmi
5. ff_vc1_inv_trans_4x4_mmi

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2018-09-04 02:30:51 +02:00
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