mirror of
https://github.com/FFmpeg/FFmpeg.git
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Remove libfaad wrapper
Originally committed as revision 23653 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Måns Rullgård
parent
1076b0d093
commit
6a74b1272e
26
configure
vendored
26
configure
vendored
@ -169,8 +169,6 @@ External library support:
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and libraw1394 [no]
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--enable-libdirac enable Dirac support via libdirac [no]
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--enable-libfaac enable FAAC support via libfaac [no]
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--enable-libfaad enable FAAD support via libfaad [no]
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--enable-libfaadbin open libfaad.so.0 at runtime [no]
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--enable-libgsm enable GSM support via libgsm [no]
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--enable-libmp3lame enable MP3 encoding via libmp3lame [no]
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--enable-libnut enable NUT (de)muxing via libnut,
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@ -915,8 +913,6 @@ CONFIG_LIST="
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libdc1394
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libdirac
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libfaac
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libfaad
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libfaadbin
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libgsm
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libmp3lame
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libnut
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@ -1343,8 +1339,6 @@ aac_adtstoasc_bsf_select="aac_parser"
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libdirac_decoder_deps="libdirac !libschroedinger"
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libdirac_encoder_deps="libdirac"
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libfaac_encoder_deps="libfaac"
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libfaad_decoder_deps="libfaad"
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libfaadbin_extralibs='$ldl'
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libgsm_decoder_deps="libgsm"
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libgsm_encoder_deps="libgsm"
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libgsm_ms_decoder_deps="libgsm"
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@ -2300,27 +2294,10 @@ fi
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disabled static && LIBNAME=""
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if enabled_any libfaad libfaadbin ; then
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if check_header faad.h; then
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check_cc <<EOF
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#include <faad.h>
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#ifndef FAAD2_VERSION
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ok faad1
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#endif
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int main(void) { return 0; }
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EOF
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test $? = 0 && enable libfaad2
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else
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die "FAAD test failed."
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fi
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fi
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die_license_disabled() {
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enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
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}
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die_license_disabled gpl libfaad2
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die_license_disabled gpl libx264
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die_license_disabled gpl libxvid
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die_license_disabled gpl postproc
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@ -2594,7 +2571,6 @@ enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
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require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
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require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
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enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
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enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
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enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
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enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
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enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
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@ -2870,8 +2846,6 @@ echo "AVISynth enabled ${avisynth-no}"
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echo "libdc1394 support ${libdc1394-no}"
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echo "libdirac enabled ${libdirac-no}"
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echo "libfaac enabled ${libfaac-no}"
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echo "libfaad enabled ${libfaad-no}"
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echo "libfaad dlopened ${libfaadbin-no}"
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echo "libgsm enabled ${libgsm-no}"
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echo "libmp3lame enabled ${libmp3lame-no}"
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echo "libnut enabled ${libnut-no}"
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@ -1025,7 +1025,7 @@ These library packages are only available from Cygwin Ports
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(@url{http://sourceware.org/cygwinports/}) :
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@example
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yasm, libSDL-devel, libdirac-devel, libfaac-devel, libfaad-devel, libgsm-devel,
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yasm, libSDL-devel, libdirac-devel, libfaac-devel, libgsm-devel,
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libmp3lame-devel, libschroedinger1.0-devel, speex-devel, libtheora-devel,
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libxvidcore-devel
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@end example
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@ -521,7 +521,6 @@ OBJS-$(CONFIG_WEBM_MUXER) += xiph.o mpeg4audio.o \
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OBJS-$(CONFIG_LIBDIRAC_DECODER) += libdiracdec.o
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OBJS-$(CONFIG_LIBDIRAC_ENCODER) += libdiracenc.o libdirac_libschro.o
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OBJS-$(CONFIG_LIBFAAC_ENCODER) += libfaac.o
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OBJS-$(CONFIG_LIBFAAD_DECODER) += libfaad.o
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OBJS-$(CONFIG_LIBGSM_DECODER) += libgsm.o
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OBJS-$(CONFIG_LIBGSM_ENCODER) += libgsm.o
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OBJS-$(CONFIG_LIBGSM_MS_DECODER) += libgsm.o
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@ -340,7 +340,6 @@ void avcodec_register_all(void)
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/* external libraries */
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REGISTER_ENCDEC (LIBDIRAC, libdirac);
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REGISTER_ENCODER (LIBFAAC, libfaac);
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REGISTER_DECODER (LIBFAAD, libfaad);
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REGISTER_ENCDEC (LIBGSM, libgsm);
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REGISTER_ENCDEC (LIBGSM_MS, libgsm_ms);
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REGISTER_ENCODER (LIBMP3LAME, libmp3lame);
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@ -1,333 +0,0 @@
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/*
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* Faad decoder
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* Copyright (c) 2003 Zdenek Kabelac
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* Copyright (c) 2004 Thomas Raivio
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* AAC decoder.
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*
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* still a bit unfinished - but it plays something
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*/
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#include "avcodec.h"
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#include "faad.h"
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#ifndef FAADAPI
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#define FAADAPI
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#endif
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/*
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* when CONFIG_LIBFAADBIN is true libfaad will be opened at runtime
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*/
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//#undef CONFIG_LIBFAADBIN
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//#define CONFIG_LIBFAADBIN 0
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//#define CONFIG_LIBFAADBIN 1
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#if CONFIG_LIBFAADBIN
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#include <dlfcn.h>
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static const char* const libfaadname = "libfaad.so";
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#else
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#define dlopen(a)
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#define dlclose(a)
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#endif
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typedef struct {
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void* handle; /* dlopen handle */
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void* faac_handle; /* FAAD library handle */
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int sample_size;
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int init;
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/* faad calls */
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faacDecHandle FAADAPI (*faacDecOpen)(void);
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faacDecConfigurationPtr FAADAPI (*faacDecGetCurrentConfiguration)(faacDecHandle hDecoder);
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#ifndef FAAD2_VERSION
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int FAADAPI (*faacDecSetConfiguration)(faacDecHandle hDecoder,
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faacDecConfigurationPtr config);
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int FAADAPI (*faacDecInit)(faacDecHandle hDecoder,
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unsigned char *buffer,
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unsigned long *samplerate,
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unsigned long *channels);
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int FAADAPI (*faacDecInit2)(faacDecHandle hDecoder, unsigned char *pBuffer,
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unsigned long SizeOfDecoderSpecificInfo,
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unsigned long *samplerate, unsigned long *channels);
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int FAADAPI (*faacDecDecode)(faacDecHandle hDecoder,
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unsigned char *buffer,
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unsigned long *bytesconsumed,
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short *sample_buffer,
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unsigned long *samples);
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#else
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unsigned char FAADAPI (*faacDecSetConfiguration)(faacDecHandle hDecoder,
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faacDecConfigurationPtr config);
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long FAADAPI (*faacDecInit)(faacDecHandle hDecoder,
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unsigned char *buffer,
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unsigned long buffer_size,
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unsigned long *samplerate,
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unsigned char *channels);
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char FAADAPI (*faacDecInit2)(faacDecHandle hDecoder, unsigned char *pBuffer,
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unsigned long SizeOfDecoderSpecificInfo,
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unsigned long *samplerate, unsigned char *channels);
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void *FAADAPI (*faacDecDecode)(faacDecHandle hDecoder,
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faacDecFrameInfo *hInfo,
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unsigned char *buffer,
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unsigned long buffer_size);
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char* FAADAPI (*faacDecGetErrorMessage)(unsigned char errcode);
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#endif
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void FAADAPI (*faacDecClose)(faacDecHandle hDecoder);
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} FAACContext;
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static const unsigned long faac_srates[] =
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{
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96000, 88200, 64000, 48000, 44100, 32000,
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24000, 22050, 16000, 12000, 11025, 8000
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};
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static void channel_setup(AVCodecContext *avctx)
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{
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#ifdef FAAD2_VERSION
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FAACContext *s = avctx->priv_data;
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if (avctx->request_channels > 0 && avctx->request_channels == 2 &&
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avctx->request_channels < avctx->channels) {
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faacDecConfigurationPtr faac_cfg;
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avctx->channels = 2;
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faac_cfg = s->faacDecGetCurrentConfiguration(s->faac_handle);
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faac_cfg->downMatrix = 1;
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s->faacDecSetConfiguration(s->faac_handle, faac_cfg);
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}
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#endif
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}
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static av_cold int faac_init_mp4(AVCodecContext *avctx)
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{
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FAACContext *s = avctx->priv_data;
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unsigned long samplerate;
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#ifndef FAAD2_VERSION
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unsigned long channels;
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#else
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unsigned char channels;
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#endif
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int r = 0;
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if (avctx->extradata){
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r = s->faacDecInit2(s->faac_handle, (uint8_t*) avctx->extradata,
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avctx->extradata_size,
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&samplerate, &channels);
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if (r < 0){
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av_log(avctx, AV_LOG_ERROR,
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"faacDecInit2 failed r:%d sr:%ld ch:%ld s:%d\n",
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r, samplerate, (long)channels, avctx->extradata_size);
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} else {
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avctx->sample_rate = samplerate;
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avctx->channels = channels;
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channel_setup(avctx);
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s->init = 1;
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}
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}
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return r;
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}
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static int faac_decode_frame(AVCodecContext *avctx,
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void *data, int *data_size,
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AVPacket *avpkt)
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{
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const uint8_t *buf = avpkt->data;
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int buf_size = avpkt->size;
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FAACContext *s = avctx->priv_data;
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#ifndef FAAD2_VERSION
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unsigned long bytesconsumed;
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short *sample_buffer = NULL;
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unsigned long samples;
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int out;
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#else
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faacDecFrameInfo frame_info;
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void *out;
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#endif
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if(buf_size == 0)
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return 0;
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#ifndef FAAD2_VERSION
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out = s->faacDecDecode(s->faac_handle,
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(unsigned char*)buf,
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&bytesconsumed,
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data,
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&samples);
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samples *= s->sample_size;
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if (data_size)
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*data_size = samples;
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return (buf_size < (int)bytesconsumed)
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? buf_size : (int)bytesconsumed;
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#else
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if(!s->init){
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unsigned long srate;
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unsigned char channels;
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int r = s->faacDecInit(s->faac_handle, buf, buf_size, &srate, &channels);
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if(r < 0){
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av_log(avctx, AV_LOG_ERROR, "libfaad: codec init failed.\n");
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return -1;
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}
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avctx->sample_rate = srate;
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avctx->channels = channels;
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channel_setup(avctx);
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s->init = 1;
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}
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out = s->faacDecDecode(s->faac_handle, &frame_info, (unsigned char*)buf, (unsigned long)buf_size);
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if (frame_info.error > 0) {
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av_log(avctx, AV_LOG_ERROR, "libfaad: frame decoding failed: %s\n",
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s->faacDecGetErrorMessage(frame_info.error));
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return -1;
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}
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if (!avctx->frame_size)
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avctx->frame_size = frame_info.samples/avctx->channels;
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frame_info.samples *= s->sample_size;
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memcpy(data, out, frame_info.samples); // CHECKME - can we cheat this one
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if (data_size)
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*data_size = frame_info.samples;
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return (buf_size < (int)frame_info.bytesconsumed)
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? buf_size : (int)frame_info.bytesconsumed;
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#endif
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}
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static av_cold int faac_decode_end(AVCodecContext *avctx)
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{
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FAACContext *s = avctx->priv_data;
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s->faacDecClose(s->faac_handle);
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dlclose(s->handle);
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return 0;
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}
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static av_cold int faac_decode_init(AVCodecContext *avctx)
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{
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FAACContext *s = avctx->priv_data;
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faacDecConfigurationPtr faac_cfg;
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#if CONFIG_LIBFAADBIN
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const char* err = 0;
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s->handle = dlopen(libfaadname, RTLD_LAZY);
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if (!s->handle)
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{
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av_log(avctx, AV_LOG_ERROR, "FAAD library: %s could not be opened! \n%s\n",
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libfaadname, dlerror());
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return -1;
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}
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#define dfaac(a) do { \
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const char* n = AV_STRINGIFY(faacDec ## a); \
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if (!err && !(s->faacDec ## a = dlsym(s->handle, n))) { \
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err = n; \
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} \
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} while(0)
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#else /* !CONFIG_LIBFAADBIN */
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#define dfaac(a) s->faacDec ## a = faacDec ## a
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#endif /* CONFIG_LIBFAADBIN */
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// resolve all needed function calls
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dfaac(Open);
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dfaac(Close);
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dfaac(GetCurrentConfiguration);
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dfaac(SetConfiguration);
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dfaac(Init);
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dfaac(Init2);
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dfaac(Decode);
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#ifdef FAAD2_VERSION
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dfaac(GetErrorMessage);
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#endif
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#undef dfaac
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#if CONFIG_LIBFAADBIN
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if (err) {
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dlclose(s->handle);
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av_log(avctx, AV_LOG_ERROR, "FAAD library: cannot resolve %s in %s!\n",
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err, libfaadname);
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return -1;
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}
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#endif
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s->faac_handle = s->faacDecOpen();
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if (!s->faac_handle) {
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av_log(avctx, AV_LOG_ERROR, "FAAD library: cannot create handler!\n");
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faac_decode_end(avctx);
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return -1;
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}
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faac_cfg = s->faacDecGetCurrentConfiguration(s->faac_handle);
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if (faac_cfg) {
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switch (avctx->bits_per_coded_sample) {
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case 8: av_log(avctx, AV_LOG_ERROR, "FAADlib unsupported bps %d\n", avctx->bits_per_coded_sample); break;
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default:
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case 16:
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#ifdef FAAD2_VERSION
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faac_cfg->outputFormat = FAAD_FMT_16BIT;
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#endif
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s->sample_size = 2;
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break;
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case 24:
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#ifdef FAAD2_VERSION
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faac_cfg->outputFormat = FAAD_FMT_24BIT;
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#endif
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s->sample_size = 3;
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break;
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case 32:
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#ifdef FAAD2_VERSION
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faac_cfg->outputFormat = FAAD_FMT_32BIT;
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#endif
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s->sample_size = 4;
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break;
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}
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faac_cfg->defSampleRate = (!avctx->sample_rate) ? 44100 : avctx->sample_rate;
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faac_cfg->defObjectType = LC;
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}
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s->faacDecSetConfiguration(s->faac_handle, faac_cfg);
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faac_init_mp4(avctx);
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if(!s->init && avctx->channels > 0)
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channel_setup(avctx);
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avctx->sample_fmt = SAMPLE_FMT_S16;
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return 0;
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}
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AVCodec libfaad_decoder = {
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"libfaad",
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AVMEDIA_TYPE_AUDIO,
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CODEC_ID_AAC,
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sizeof(FAACContext),
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faac_decode_init,
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NULL,
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faac_decode_end,
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faac_decode_frame,
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.long_name = NULL_IF_CONFIG_SMALL("libfaad AAC (Advanced Audio Codec)"),
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};
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