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avcodec/ac3dec: add fall-through annotations

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This commit is contained in:
Marvin Scholz
2026-04-28 12:29:37 +00:00
parent a384a4ff3a
commit 97ff804e21
1 changed files with 6 additions and 0 deletions
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libavcodec/ac3dec.c
+6
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@@ -31,6 +31,7 @@
#include <math.h>
#include <string.h>
#include "libavutil/attributes.h"
#include "libavutil/channel_layout.h"
#include "libavutil/crc.h"
#include "libavutil/downmix_info.h"
@@ -338,7 +339,9 @@ static int decode_exponents(AC3DecodeContext *s,
switch (group_size) {
case 4: dexps[j++] = prevexp;
dexps[j++] = prevexp;
av_fallthrough;
case 2: dexps[j++] = prevexp;
av_fallthrough;
case 1: dexps[j++] = prevexp;
}
}
@@ -614,13 +617,16 @@ static void ac3_upmix_delay(AC3DecodeContext *s)
break;
case AC3_CHMODE_2F2R:
memset(s->delay[3], 0, channel_data_size);
av_fallthrough;
case AC3_CHMODE_2F1R:
memset(s->delay[2], 0, channel_data_size);
break;
case AC3_CHMODE_3F2R:
memset(s->delay[4], 0, channel_data_size);
av_fallthrough;
case AC3_CHMODE_3F1R:
memset(s->delay[3], 0, channel_data_size);
av_fallthrough;
case AC3_CHMODE_3F:
memcpy(s->delay[2], s->delay[1], channel_data_size);
memset(s->delay[1], 0, channel_data_size);