From 3eb8f9a1de70f03c4ef2b1c6ec0cecb81f84c103 Mon Sep 17 00:00:00 2001
From: nanahi <130121847+na-na-hi@users.noreply.github.com>
Date: Fri, 20 Feb 2026 19:18:10 -0500
Subject: [PATCH] demux_lavf: get codec info from AVCodecParameters

This allows displaying codec info for all tracks without selecting the
track.
---
 common/av_common.c | 16 ++++++++++++++++
 common/av_common.h |  1 +
 demux/demux_lavf.c |  2 +-
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/common/av_common.c b/common/av_common.c
index af72b54e98..805ea4bed2 100644
--- a/common/av_common.c
+++ b/common/av_common.c
@@ -421,3 +421,19 @@ void mp_codec_info_from_av(const AVCodecContext *avctx, struct mp_codec_params *
     c->decoder = avctx->codec->name;
     c->decoder_desc = avctx->codec->long_name;
 }
+
+void mp_codec_info_from_avcodecpar(const AVCodecParameters *avcodecpar, struct mp_codec_params *c)
+{
+    const AVCodec *codec = avcodec_find_decoder(avcodecpar->codec_id);
+    const AVCodecDescriptor *desc = avcodec_descriptor_get(avcodecpar->codec_id);
+    c->codec = mp_codec_from_av_codec_id(avcodecpar->codec_id);
+    if (desc)
+        c->codec_desc = desc->long_name;
+    if (codec) {
+        c->decoder = codec->name;
+        c->decoder_desc = codec->long_name;
+        c->codec_profile = av_get_profile_name(codec, avcodecpar->profile);
+    }
+    if (!c->codec_profile)
+        c->codec_profile = avcodec_profile_name(avcodecpar->codec_id, avcodecpar->profile);
+}
diff --git a/common/av_common.h b/common/av_common.h
index b019aa88e1..1947f68cd1 100644
--- a/common/av_common.h
+++ b/common/av_common.h
@@ -52,5 +52,6 @@ int mp_set_avopts(struct mp_log *log, void *avobj, char **kv);
 int mp_set_avopts_pos(struct mp_log *log, void *avobj, void *posargs, char **kv);
 void mp_free_av_packet(AVPacket **pkt);
 void mp_codec_info_from_av(const AVCodecContext *avctx, struct mp_codec_params *c);
+void mp_codec_info_from_avcodecpar(const AVCodecParameters *avcodecpar, struct mp_codec_params *c);
 
 #endif
diff --git a/demux/demux_lavf.c b/demux/demux_lavf.c
index d1be000dd5..976e2516ea 100644
--- a/demux/demux_lavf.c
+++ b/demux/demux_lavf.c
@@ -820,7 +820,7 @@ static void handle_new_stream(demuxer_t *demuxer, int i)
 
     if (sh) {
         sh->ff_index = st->index;
-        sh->codec->codec = mp_codec_from_av_codec_id(codec->codec_id);
+        mp_codec_info_from_avcodecpar(codec, sh->codec);
         sh->codec->codec_tag = codec->codec_tag;
         sh->codec->lav_codecpar = avcodec_parameters_alloc();
         if (sh->codec->lav_codecpar)