Here is a diff to fix ppsspp building with newer FFmpeg.

Builds with 4.4 and 6.1.


Index: Makefile
===================================================================
RCS file: /cvs/ports/emulators/ppsspp/Makefile,v
retrieving revision 1.30
diff -u -p -u -p -r1.30 Makefile
--- Makefile	6 Nov 2024 09:19:15 -0000	1.30
+++ Makefile	10 Nov 2024 05:35:51 -0000
@@ -5,7 +5,7 @@ COMMENT =	Sony PlayStation Portable emul
 
 DISTNAME =	ppsspp-$V
 V =		1.18.1
-
+REVISION =	0
 SITES =		https://github.com/hrydgard/ppsspp/releases/download/v$V/
 
 EXTRACT_SUFX =	.tar.xz
Index: patches/patch-Core_AVIDump_cpp
===================================================================
RCS file: patches/patch-Core_AVIDump_cpp
diff -N patches/patch-Core_AVIDump_cpp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ patches/patch-Core_AVIDump_cpp	10 Nov 2024 05:35:51 -0000
@@ -0,0 +1,14 @@
+Build with newer FFmpeg
+
+Index: Core/AVIDump.cpp
+--- Core/AVIDump.cpp.orig
++++ Core/AVIDump.cpp
+@@ -93,7 +93,7 @@ bool AVIDump::Start(int w, int h)
+ 
+ bool AVIDump::CreateAVI() {
+ #ifdef USE_FFMPEG
+-	AVCodec *codec = nullptr;
++	const AVCodec *codec = nullptr;
+ 
+ 	// Use gameID_EmulatedTimestamp for filename
+ 	std::string discID = g_paramSFO.GetDiscID();
Index: patches/patch-Core_HLE_sceMpeg_cpp
===================================================================
RCS file: patches/patch-Core_HLE_sceMpeg_cpp
diff -N patches/patch-Core_HLE_sceMpeg_cpp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ patches/patch-Core_HLE_sceMpeg_cpp	10 Nov 2024 05:35:51 -0000
@@ -0,0 +1,14 @@
+Build with newer FFmpeg
+
+Index: Core/HLE/sceMpeg.cpp
+--- Core/HLE/sceMpeg.cpp.orig
++++ Core/HLE/sceMpeg.cpp
+@@ -805,7 +805,7 @@ static bool InitPmp(MpegContext * ctx){
+ 	pmp_want_pix_fmt = AV_PIX_FMT_RGBA;
+ 
+ 	// Create H264 video codec
+-	AVCodec * pmp_Codec = avcodec_find_decoder(AV_CODEC_ID_H264);
++	const AVCodec * pmp_Codec = avcodec_find_decoder(AV_CODEC_ID_H264);
+ 	if (pmp_Codec == NULL){
+ 		ERROR_LOG(Log::ME, "Can not find H264 codec, please update ffmpeg");
+ 		return false;
Index: patches/patch-Core_HW_MediaEngine_cpp
===================================================================
RCS file: patches/patch-Core_HW_MediaEngine_cpp
diff -N patches/patch-Core_HW_MediaEngine_cpp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ patches/patch-Core_HW_MediaEngine_cpp	10 Nov 2024 05:35:51 -0000
@@ -0,0 +1,32 @@
+Build with newer FFmpeg
+
+Index: Core/HW/MediaEngine.cpp
+--- Core/HW/MediaEngine.cpp.orig
++++ Core/HW/MediaEngine.cpp
+@@ -416,7 +416,7 @@ bool MediaEngine::addVideoStream(int streamNum, int st
+ 		// no need to add an existing stream.
+ 		if ((u32)streamNum < m_pFormatCtx->nb_streams)
+ 			return true;
+-		AVCodec *h264_codec = avcodec_find_decoder(AV_CODEC_ID_H264);
++		const AVCodec *h264_codec = avcodec_find_decoder(AV_CODEC_ID_H264);
+ 		if (!h264_codec)
+ 			return false;
+ 		AVStream *stream = avformat_new_stream(m_pFormatCtx, h264_codec);
+@@ -439,7 +439,7 @@ bool MediaEngine::addVideoStream(int streamNum, int st
+ 			}
+ 
+ #if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(59, 16, 100)
+-			AVCodec *codec = avcodec_find_decoder(stream->codecpar->codec_id);
++			const AVCodec *codec = avcodec_find_decoder(stream->codecpar->codec_id);
+ 			AVCodecContext *codecCtx = avcodec_alloc_context3(codec);
+ #else
+ 			AVCodecContext *codecCtx = stream->codec;
+@@ -527,7 +527,7 @@ bool MediaEngine::setVideoStream(int streamNum, bool f
+ 
+ 		AVStream *stream = m_pFormatCtx->streams[streamNum];
+ #if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(57, 33, 100)
+-		AVCodec *pCodec = avcodec_find_decoder(stream->codecpar->codec_id);
++		const AVCodec *pCodec = avcodec_find_decoder(stream->codecpar->codec_id);
+ 		if (!pCodec) {
+ 			WARN_LOG_REPORT(Log::ME, "Could not find decoder for %d", (int)stream->codecpar->codec_id);
+ 			return false;
Index: patches/patch-Core_HW_SimpleAudioDec_cpp
===================================================================
RCS file: patches/patch-Core_HW_SimpleAudioDec_cpp
diff -N patches/patch-Core_HW_SimpleAudioDec_cpp
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ patches/patch-Core_HW_SimpleAudioDec_cpp	10 Nov 2024 05:35:51 -0000
@@ -0,0 +1,14 @@
+Build with newer FFmpeg
+
+Index: Core/HW/SimpleAudioDec.cpp
+--- Core/HW/SimpleAudioDec.cpp.orig
++++ Core/HW/SimpleAudioDec.cpp
+@@ -118,7 +118,7 @@ class FFmpegAudioDecoder : public AudioDecoder { (priv
+ 	int channels_;
+ 
+ 	AVFrame *frame_ = nullptr;
+-	AVCodec *codec_ = nullptr;
++	const AVCodec *codec_ = nullptr;
+ 	AVCodecContext  *codecCtx_ = nullptr;
+ 	SwrContext      *swrCtx_ = nullptr;
+