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avcodec/rv34: Constify pointer to static object 

Said object is only allowed to be modified during its
initialization and is immutable afterwards.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2023-09-24 15:16:03 +02:00
parent 716ddc8c62
commit 1ae750a16e
2 changed files with 4 additions and 3 deletions
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5
libavcodec/rv34.c
View File

@ -186,7 +186,7 @@ static av_cold void rv34_init_tables(void)
/**
* Decode coded block pattern.
*/
static int rv34_decode_cbp(GetBitContext *gb, RV34VLC *vlc, int table)
static int rv34_decode_cbp(GetBitContext *gb, const RV34VLC *vlc, int table)
{
int pattern, code, cbp=0;
int ones;
@ -289,7 +289,8 @@ static inline void decode_subblock3(int16_t *dst, int code, GetBitContext *gb,
* o--o
*/
static int rv34_decode_block(int16_t *dst, GetBitContext *gb, RV34VLC *rvlc, int fc, int sc, int q_dc, int q_ac1, int q_ac2)
static int rv34_decode_block(int16_t *dst, GetBitContext *gb, const RV34VLC *rvlc,
int fc, int sc, int q_dc, int q_ac1, int q_ac2)
{
int code, pattern, has_ac = 1;

2
libavcodec/rv34.h
View File

@ -92,7 +92,7 @@ typedef struct RV34DecContext{
const uint8_t *luma_dc_quant_i;///< luma subblock DC quantizer for intraframes
const uint8_t *luma_dc_quant_p;///< luma subblock DC quantizer for interframes
RV34VLC *cur_vlcs; ///< VLC set used for current frame decoding
const RV34VLC *cur_vlcs; ///< VLC set used for current frame decoding
H264PredContext h; ///< functions for 4x4 and 16x16 intra block prediction
SliceInfo si; ///< current slice information