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ffmpeg-4/ffmpeg-4.2-dlopen-fdk_aac.patch
Jan Engelhardt ed05bfc5e6 Accepting request 928002 from home:iznogood:branches:multimedia:libs 
- Update to version 4.4.1:
  * Stable bug fix release, mainly codecs and format fixes.
- Refresh patches with quilt.
- Drop patches fixed upstream:
  * ffmpeg-CVE-2021-33815.patch
  * ffmpeg-CVE-2021-38114.patch
  * ffmpeg-CVE-2021-38171.patch
  * ffmpeg-CVE-2020-22037.patch

OBS-URL: https://build.opensuse.org/request/show/928002
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/ffmpeg-4?expand=0&rev=171
2021-10-28 18:25:04 +00:00

182 lines
7.9 KiB
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Index: ffmpeg-4.4.1/configure
===================================================================
--- ffmpeg-4.4.1.orig/configure
+++ ffmpeg-4.4.1/configure
@@ -232,6 +232,7 @@ External library support:
--enable-libdc1394 enable IIDC-1394 grabbing using libdc1394
and libraw1394 [no]
--enable-libfdk-aac enable AAC de/encoding via libfdk-aac [no]
+ --enable-libfdk-aac-dlopen enable AAC de/encoding via dlopen()'ed libfdk-aac [no]
--enable-libflite enable flite (voice synthesis) support via libflite [no]
--enable-libfontconfig enable libfontconfig, useful for drawtext filter [no]
--enable-libfreetype enable libfreetype, needed for drawtext filter [no]
@@ -1735,6 +1736,7 @@ EXTERNAL_LIBRARY_GPL_LIST="
EXTERNAL_LIBRARY_NONFREE_LIST="
decklink
libfdk_aac
+ libfdk_aac_dlopen
openssl
libtls
"
@@ -6361,6 +6363,7 @@ enabled libdrm && require_pkg
enabled libfdk_aac && { check_pkg_config libfdk_aac fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
{ require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&
warn "using libfdk without pkg-config"; } }
+enabled libfdk_aac_dlopen && enable libfdk_aac && add_cppflags "-I/usr/include/fdk-aac"
flite_extralibs="-lflite_cmu_time_awb -lflite_cmu_us_awb -lflite_cmu_us_kal -lflite_cmu_us_kal16 -lflite_cmu_us_rms -lflite_cmu_us_slt -lflite_usenglish -lflite_cmulex -lflite"
enabled libflite && require libflite "flite/flite.h" flite_init $flite_extralibs
enabled fontconfig && enable libfontconfig
Index: ffmpeg-4.4.1/libavcodec/dlopen.h
===================================================================
--- /dev/null
+++ ffmpeg-4.4.1/libavcodec/dlopen.h
@@ -0,0 +1,12 @@
+#ifndef LOCALINC_DLOPEN_H
+#define LOCALINC_DLOPEN_H
+#include <dlfcn.h>
+#define num2str(x) str(x)
+#define str(x) #x
+
+#define dl_sym(func, args, lib) \
+ dl_##func = args dlsym(lib, #func); \
+ if ((err = dlerror())) \
+ goto error;
+
+#endif
Index: ffmpeg-4.4.1/libavcodec/libfdk-aacdec.c
===================================================================
--- ffmpeg-4.4.1.orig/libavcodec/libfdk-aacdec.c
+++ ffmpeg-4.4.1/libavcodec/libfdk-aacdec.c
@@ -37,6 +37,54 @@
#define AAC_PCM_MAX_OUTPUT_CHANNELS AAC_PCM_OUTPUT_CHANNELS
#endif
+#ifdef CONFIG_LIBFDK_AAC_DLOPEN
+#include "dlopen.h"
+AAC_DECODER_ERROR (*dl_aacDecoder_AncDataInit)(HANDLE_AACDECODER, UCHAR*, int);
+HANDLE_AACDECODER (*dl_aacDecoder_Open)(TRANSPORT_TYPE, UINT);
+AAC_DECODER_ERROR (*dl_aacDecoder_Fill)(HANDLE_AACDECODER, UCHAR**, const UINT*, UINT*);
+AAC_DECODER_ERROR (*dl_aacDecoder_ConfigRaw)(HANDLE_AACDECODER, UCHAR **, const UINT*);
+AAC_DECODER_ERROR (*dl_aacDecoder_SetParam)(const HANDLE_AACDECODER, const AACDEC_PARAM, const INT);
+AAC_DECODER_ERROR (*dl_aacDecoder_DecodeFrame)(HANDLE_AACDECODER, INT_PCM*, const INT, const UINT);
+CStreamInfo* (*dl_aacDecoder_GetStreamInfo)(HANDLE_AACDECODER);
+void (*dl_aacDecoder_Close)(HANDLE_AACDECODER);
+#define aacDecoder_AncDataInit dl_aacDecoder_AncDataInit
+#define aacDecoder_Open dl_aacDecoder_Open
+#define aacDecoder_Fill dl_aacDecoder_Fill
+#define aacDecoder_ConfigRaw dl_aacDecoder_ConfigRaw
+#define aacDecoder_SetParam dl_aacDecoder_SetParam
+#define aacDecoder_DecodeFrame dl_aacDecoder_DecodeFrame
+#define aacDecoder_GetStreamInfo dl_aacDecoder_GetStreamInfo
+#define aacDecoder_Close dl_aacDecoder_Close
+#define FDKAAC_LIB "libfdk-aac.so.2"
+static int loadLibFdkAac(AVCodecContext *avctx);
+static int loadLibFdkAac(AVCodecContext *avctx) {
+ void *libfdkaac = NULL;
+ const char *err = NULL;
+
+ libfdkaac = dlopen(FDKAAC_LIB, RTLD_LAZY);
+ if(err = dlerror()) {
+ av_log(avctx, AV_LOG_FATAL, "%s\n%s is missing, libfdk-aac support will be disabled\n", err, FDKAAC_LIB);
+ if(libfdkaac)
+ dlclose(libfdkaac);
+ return 1;
+ }
+ dl_sym(aacDecoder_AncDataInit, (AAC_DECODER_ERROR (*)(HANDLE_AACDECODER, UCHAR*, int)), libfdkaac);
+ dl_sym(aacDecoder_Open, (HANDLE_AACDECODER (*)(TRANSPORT_TYPE, UINT)), libfdkaac);
+ dl_sym(aacDecoder_Fill, (AAC_DECODER_ERROR (*)(HANDLE_AACDECODER, UCHAR**, const UINT*, UINT*)), libfdkaac);
+ dl_sym(aacDecoder_ConfigRaw, (AAC_DECODER_ERROR (*)(HANDLE_AACDECODER, UCHAR**, const UINT*)), libfdkaac);
+ dl_sym(aacDecoder_SetParam, (AAC_DECODER_ERROR (*)(const HANDLE_AACDECODER, const AACDEC_PARAM, const INT)), libfdkaac);
+ dl_sym(aacDecoder_DecodeFrame, (AAC_DECODER_ERROR (*)(HANDLE_AACDECODER, INT_PCM*, const INT, const UINT)), libfdkaac);
+ dl_sym(aacDecoder_GetStreamInfo, (CStreamInfo* (*)(HANDLE_AACDECODER)), libfdkaac);
+ dl_sym(aacDecoder_Close, (void (*)(HANDLE_AACDECODER)), libfdkaac);
+ return 0;
+error:
+ av_log(avctx, AV_LOG_FATAL, "libfdk-aac: Missing symbols in %s: %s\n"
+ "libfdk-aac support disabled\n", FDKAAC_LIB, err);
+ dlclose(libfdkaac);
+ return 1;
+}
+#endif
+
enum ConcealMethod {
CONCEAL_METHOD_SPECTRAL_MUTING = 0,
CONCEAL_METHOD_NOISE_SUBSTITUTION = 1,
@@ -229,6 +277,11 @@ static av_cold int fdk_aac_decode_init(A
FDKAACDecContext *s = avctx->priv_data;
AAC_DECODER_ERROR err;
+#ifdef CONFIG_LIBFDK_AAC_DLOPEN
+ if (loadLibFdkAac(avctx))
+ return -1;
+#endif
+
s->handle = aacDecoder_Open(avctx->extradata_size ? TT_MP4_RAW : TT_MP4_ADTS, 1);
if (!s->handle) {
av_log(avctx, AV_LOG_ERROR, "Error opening decoder\n");
Index: ffmpeg-4.4.1/libavcodec/libfdk-aacenc.c
===================================================================
--- ffmpeg-4.4.1.orig/libavcodec/libfdk-aacenc.c
+++ ffmpeg-4.4.1/libavcodec/libfdk-aacenc.c
@@ -35,6 +35,48 @@
#define FDKENC_VER_AT_LEAST(vl0, vl1) 0
#endif
+#ifdef CONFIG_LIBFDK_AAC_DLOPEN
+#include "dlopen.h"
+#include <fdk-aac/aacdecoder_lib.h>
+AACENC_ERROR (*dl_aacEncOpen)(HANDLE_AACENCODER*, const UINT, const UINT);
+AACENC_ERROR (*dl_aacEncoder_SetParam)(const HANDLE_AACENCODER, const AACENC_PARAM, const UINT);
+AACENC_ERROR (*dl_aacEncEncode)(const HANDLE_AACENCODER, const AACENC_BufDesc*, const AACENC_BufDesc*, const AACENC_InArgs*, AACENC_OutArgs*);
+AACENC_ERROR (*dl_aacEncInfo)(const HANDLE_AACENCODER, AACENC_InfoStruct*);
+AACENC_ERROR (*dl_aacEncClose)(HANDLE_AACENCODER*);
+
+#define aacEncOpen dl_aacEncOpen
+#define aacEncoder_SetParam dl_aacEncoder_SetParam
+#define aacEncEncode dl_aacEncEncode
+#define aacEncInfo dl_aacEncInfo
+#define aacEncClose dl_aacEncClose
+#define FDKAAC_LIB "libfdk-aac.so.2"
+
+static int loadLibFdkAac(AVCodecContext *avctx);
+static int loadLibFdkAac(AVCodecContext *avctx) {
+ void *libfdkaac = NULL;
+ const char *err = NULL;
+
+ libfdkaac = dlopen(FDKAAC_LIB, RTLD_LAZY);
+ if(err = dlerror()) {
+ av_log(avctx, AV_LOG_FATAL, "%s\n%s is missing, libfdk-aac support will be disabled\n", err, FDKAAC_LIB);
+ if(libfdkaac)
+ dlclose(libfdkaac);
+ return 1;
+ }
+ dl_sym(aacEncOpen, (AACENC_ERROR (*)(HANDLE_AACENCODER*, const UINT, const UINT)), libfdkaac);
+ dl_sym(aacEncoder_SetParam, (AACENC_ERROR (*)(const HANDLE_AACENCODER, const AACENC_PARAM, const UINT)), libfdkaac);
+ dl_sym(aacEncEncode, (AACENC_ERROR (*)(const HANDLE_AACENCODER, const AACENC_BufDesc*, const AACENC_BufDesc*, const AACENC_InArgs*, AACENC_OutArgs*)), libfdkaac);
+ dl_sym(aacEncInfo, (AACENC_ERROR (*)(const HANDLE_AACENCODER, AACENC_InfoStruct*)), libfdkaac);
+ dl_sym(aacEncClose, (AACENC_ERROR (*)(HANDLE_AACENCODER*)), libfdkaac);
+ return 0;
+error:
+ av_log(avctx, AV_LOG_FATAL, "libfdk-aac: Missing symbols in %s: %s\n"
+ "libfdk-aac support disabled\n", FDKAAC_LIB, err);
+ dlclose(libfdkaac);
+ return 1;
+}
+#endif
+
typedef struct AACContext {
const AVClass *class;
HANDLE_AACENCODER handle;
@@ -128,6 +170,11 @@ static av_cold int aac_encode_init(AVCod
int aot = FF_PROFILE_AAC_LOW + 1;
int sce = 0, cpe = 0;
+#ifdef CONFIG_LIBFDK_AAC_DLOPEN
+ if (loadLibFdkAac(avctx))
+ return -1;
+#endif
+
if ((err = aacEncOpen(&s->handle, 0, avctx->channels)) != AACENC_OK) {
av_log(avctx, AV_LOG_ERROR, "Unable to open the encoder: %s\n",
aac_get_error(err));
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