[FFmpeg-devel] [PATCH] avcodec/aac/aacdec_usac: remove unnecessary cast

[FFmpeg-devel] [PATCH] avcodec/aac/aacdec_usac: remove unnecessary cast

[James Almer]

Fixes "libavcodec/aac/aacdec_usac.c(543): error C2440: 'type cast': cannot convert from 'GetBitContext' to 'GetBitContext'"
from msvc.

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavcodec/aac/aacdec_usac.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/aac/aacdec_usac.c b/libavcodec/aac/aacdec_usac.c
index 00ec74718b..c76d72d7a7 100644
--- a/libavcodec/aac/aacdec_usac.c
+++ b/libavcodec/aac/aacdec_usac.c
@@ -540,7 +540,7 @@ static int decode_spectrum_and_dequant_ac(AACDecContext *s, float coef[1024],
     c = ff_aac_ac_map_process(state, reset, N);
 
     /* Backup reader for rolling back by 14 bits at the end */
-    gb2 = (GetBitContext)*gb;
+    gb2 = *gb;
     gb_count = get_bits_count(&gb2);
 
     for (i = 0; i < len/2; i++) {
-- 
2.45.1

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Re: [FFmpeg-devel] [PATCH] avcodec/aac/aacdec_usac: remove unnecessary cast

[Lynne via ffmpeg-devel]

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On 03/06/2024 01:14, James Almer wrote:
> Fixes "libavcodec/aac/aacdec_usac.c(543): error C2440: 'type cast': cannot convert from 'GetBitContext' to 'GetBitContext'"
> from msvc.

That's a very weird error. Why would they not permit casts of the same type?

> Signed-off-by: James Almer <jamrial@gmail.com>
> ---
>   libavcodec/aac/aacdec_usac.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/libavcodec/aac/aacdec_usac.c b/libavcodec/aac/aacdec_usac.c
> index 00ec74718b..c76d72d7a7 100644
> --- a/libavcodec/aac/aacdec_usac.c
> +++ b/libavcodec/aac/aacdec_usac.c
> @@ -540,7 +540,7 @@ static int decode_spectrum_and_dequant_ac(AACDecContext *s, float coef[1024],
>       c = ff_aac_ac_map_process(state, reset, N);
>   
>       /* Backup reader for rolling back by 14 bits at the end */
> -    gb2 = (GetBitContext)*gb;
> +    gb2 = *gb;
>       gb_count = get_bits_count(&gb2);
>   
>       for (i = 0; i < len/2; i++) {

LGTM, tnx

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