avcodec/mpegvideoenc: Constify vlc length pointees

These pointers point to static tables which must not be modified by anyone after they have been initialized. So constify the pointees.

Andreas Rheinhardt committed 1 year ago

Commit ec6c8e51 parent 8b159792 files · +9 −9Browse files

Showing the changes to libavcodec (2 of 2 files). Show all

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@@ -758,7 +758,7 @@ static int rd8x8_c(MPVEncContext const s, const uint8_t src1, const uint8_t *s · 757 unmodified lines
758	758	LOCAL_ALIGNED_16(uint8_t, lsrc2, [64]);
759	759	int i, last, run, bits, level, distortion, start_i;
760	760	const int esc_length = s->ac_esc_length;
761		− uint8_t length, last_length;
	761	+ const uint8_t length, last_length;
762	762
763	763	copy_block8(lsrc1, src1, 8, stride, 8);
764	764	copy_block8(lsrc2, src2, 8, stride, 8);
@@ -831,7 +831,7 @@ static int bit8x8_c(MPVEncContext const s, const uint8_t src1, const uint8_t * · 66 unmodified lines
831	831	LOCAL_ALIGNED_16(int16_t, temp, [64]);
832	832	int i, last, run, bits, level, start_i;
833	833	const int esc_length = s->ac_esc_length;
834		− uint8_t length, last_length;
	834	+ const uint8_t length, last_length;
835	835
836	836	s->pdsp.diff_pixels_unaligned(temp, src1, src2, stride);
837	837

@@ -93,13 +93,13 @@ typedef struct MPVEncContext { · 92 unmodified lines
93	93	int min_qcoeff; ///< minimum encodable coefficient
94	94	int max_qcoeff; ///< maximum encodable coefficient
95	95	int ac_esc_length; ///< num of bits needed to encode the longest esc
96		− uint8_t *intra_ac_vlc_length;
97		− uint8_t *intra_ac_vlc_last_length;
98		− uint8_t *intra_chroma_ac_vlc_length;
99		− uint8_t *intra_chroma_ac_vlc_last_length;
100		− uint8_t *inter_ac_vlc_length;
101		− uint8_t *inter_ac_vlc_last_length;
102		− uint8_t *luma_dc_vlc_length;
	96	+ const uint8_t *intra_ac_vlc_length;
	97	+ const uint8_t *intra_ac_vlc_last_length;
	98	+ const uint8_t *intra_chroma_ac_vlc_length;
	99	+ const uint8_t *intra_chroma_ac_vlc_last_length;
	100	+ const uint8_t *inter_ac_vlc_length;
	101	+ const uint8_t *inter_ac_vlc_last_length;
	102	+ const uint8_t *luma_dc_vlc_length;
103	103
104	104	int coded_score[12];
105	105

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