>-----Original Message-----
>From: ffmpeg-devel-boun...@ffmpeg.org [mailto:ffmpeg-devel-boun...@ffmpeg.org]
>On Behalf Of
>Jiaxun Yang
>Sent: Thursday, July 2, 2020 11:46 PM
>To: ffmpeg-devel@ffmpeg.org
>Cc: Jiaxun Yang
>Subject: [FFmpeg-devel] [PATCH v5 4/6] libavcodec: Enable runtime detection
>for MIPS MMI & MSA
>
>Apply optimized functions according to cpuflags.
>MSA is usually put after MMI as it's generally faster than MMI.
>
>Signed-off-by: Jiaxun Yang <jiaxun.y...@flygoat.com>
>--
>diff --git a/libavcodec/mips/wmv2dsp_mips.h b/libavcodec/mips/wmv2dsp_mips.h
>index 22894c505d..f7313460fb 100644
>--- a/libavcodec/mips/wmv2dsp_mips.h
>+++ b/libavcodec/mips/wmv2dsp_mips.h
>@@ -23,7 +23,7 @@
>
> #include "libavcodec/wmv2dsp.h"
>
>-void ff_wmv2_idct_add_mmi(uint8_t *dest, int line_size, int16_t *block);
>-void ff_wmv2_idct_put_mmi(uint8_t *dest, int line_size, int16_t *block);
>+void ff_wmv2_idct_add_mmi(uint8_t *dest, long int line_size, int16_t *block);
>+void ff_wmv2_idct_put_mmi(uint8_t *dest, long int line_size, int16_t *block);
>
Type of line_size should be ptrdiff_t.
> #endif /* AVCODEC_MIPS_WMV2DSP_MIPS_H */
>diff --git a/libavcodec/mips/wmv2dsp_mmi.c b/libavcodec/mips/wmv2dsp_mmi.c
>index 1f6ccb299b..8796ebe195 100644
>--- a/libavcodec/mips/wmv2dsp_mmi.c
>+++ b/libavcodec/mips/wmv2dsp_mmi.c
>@@ -95,7 +95,7 @@ static void wmv2_idct_col_mmi(short * b)
> b[56] = (a0 + a2 - a1 - a5 + 8192) >> 14;
> }
>
>-void ff_wmv2_idct_add_mmi(uint8_t *dest, int line_size, int16_t *block)
>+void ff_wmv2_idct_add_mmi(uint8_t *dest, long int line_size, int16_t *block)
> {
> int i;
> double ftmp[11];
>@@ -212,7 +212,7 @@ void ff_wmv2_idct_add_mmi(uint8_t *dest, int line_size,
>int16_t *block)
> );
> }
>
>-void ff_wmv2_idct_put_mmi(uint8_t *dest, int line_size, int16_t *block)
>+void ff_wmv2_idct_put_mmi(uint8_t *dest, long int line_size, int16_t *block)
Type of line_size in this two functions should be ptrdiff_t.
> {
> int i;
> double ftmp[8];
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