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Code Issues Releases Activity

avcodec/h261dec: Don't use MpegEncContext.block

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Instead put it into H261DecContext. This is in preparation
for removing MpegEncContext.block.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2025-06-15 22:49:01 +02:00
parent 80ed868296
commit 21c88b29f7
1 changed files with 7 additions and 4 deletions
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11
libavcodec/h261dec.c
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@ -25,6 +25,7 @@
* H.261 decoder.
*/
#include "libavutil/mem_internal.h"
#include "libavutil/thread.h"
#include "avcodec.h"
#include "codec_internal.h"
@ -62,6 +63,8 @@ typedef struct H261DecContext {
int current_mv_y;
int gob_number;
int gob_start_code_skipped; // 1 if gob start code is already read before gob header is read
DECLARE_ALIGNED_32(int16_t, block)[6][64];
} H261DecContext;
static av_cold void h261_decode_init_static(void)
@ -213,7 +216,7 @@ static int h261_decode_mb_skipped(H261DecContext *h, int mba1, int mba2)
s->cur_pic.motion_val[0][b_xy][1] = s->mv[0][0][1];
}
ff_mpv_reconstruct_mb(s, s->block);
ff_mpv_reconstruct_mb(s, h->block);
}
return 0;
@ -446,9 +449,9 @@ static int h261_decode_mb(H261DecContext *h)
intra:
/* decode each block */
if (s->mb_intra || HAS_CBP(com->mtype)) {
s->bdsp.clear_blocks(s->block[0]);
s->bdsp.clear_blocks(h->block[0]);
for (i = 0; i < 6; i++) {
if (h261_decode_block(h, s->block[i], i, cbp & 32) < 0)
if (h261_decode_block(h, h->block[i], i, cbp & 32) < 0)
return SLICE_ERROR;
cbp += cbp;
}
@ -457,7 +460,7 @@ intra:
s->block_last_index[i] = -1;
}
ff_mpv_reconstruct_mb(s, s->block);
ff_mpv_reconstruct_mb(s, h->block);
return SLICE_OK;
}