[FFmpeg-devel] [PATCH] avcodec/parser: fill avctx dimensions if unset

[FFmpeg-devel] [PATCH] avcodec/parser: fill avctx dimensions if unset

[James Almer]

This allows the usage of codecs in builds that have a parser but no decoders
for remuxing scenarios with raw sources.

Signed-off-by: James Almer <jamrial@gmail.com>
---
 libavcodec/parser.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/parser.c b/libavcodec/parser.c
index 49de7e6a57..efc28b8918 100644
--- a/libavcodec/parser.c
+++ b/libavcodec/parser.c
@@ -166,6 +166,10 @@ int av_parser_parse2(AVCodecParserContext *s, AVCodecContext *avctx,
 #define FILL(name) if(s->name > 0 && avctx->name <= 0) avctx->name = s->name
     if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
         FILL(field_order);
+        FILL(coded_width);
+        FILL(coded_height);
+        FILL(width);
+        FILL(height);
     }
 
     /* update the file pointer */
-- 
2.40.1

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Re: [FFmpeg-devel] [PATCH] avcodec/parser: fill avctx dimensions if unset

[James Almer]

On 4/27/2023 12:39 PM, James Almer wrote:
> This allows the usage of codecs in builds that have a parser but no decoders
> for remuxing scenarios with raw sources.
> 
> Signed-off-by: James Almer <jamrial@gmail.com>
> ---
>   libavcodec/parser.c | 4 ++++
>   1 file changed, 4 insertions(+)
> 
> diff --git a/libavcodec/parser.c b/libavcodec/parser.c
> index 49de7e6a57..efc28b8918 100644
> --- a/libavcodec/parser.c
> +++ b/libavcodec/parser.c
> @@ -166,6 +166,10 @@ int av_parser_parse2(AVCodecParserContext *s, AVCodecContext *avctx,
>   #define FILL(name) if(s->name > 0 && avctx->name <= 0) avctx->name = s->name
>       if (avctx->codec_type == AVMEDIA_TYPE_VIDEO) {
>           FILL(field_order);
> +        FILL(coded_width);
> +        FILL(coded_height);
> +        FILL(width);
> +        FILL(height);
>       }
>   
>       /* update the file pointer */

Will apply.
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