Commit 6a74b127 authored by Måns Rullgård's avatar Måns Rullgård
Browse files

Remove libfaad wrapper

Originally committed as revision 23653 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 1076b0d0
......@@ -169,8 +169,6 @@ External library support:
and libraw1394 [no]
--enable-libdirac enable Dirac support via libdirac [no]
--enable-libfaac enable FAAC support via libfaac [no]
--enable-libfaad enable FAAD support via libfaad [no]
--enable-libfaadbin open libfaad.so.0 at runtime [no]
--enable-libgsm enable GSM support via libgsm [no]
--enable-libmp3lame enable MP3 encoding via libmp3lame [no]
--enable-libnut enable NUT (de)muxing via libnut,
......@@ -915,8 +913,6 @@ CONFIG_LIST="
libdc1394
libdirac
libfaac
libfaad
libfaadbin
libgsm
libmp3lame
libnut
......@@ -1343,8 +1339,6 @@ aac_adtstoasc_bsf_select="aac_parser"
libdirac_decoder_deps="libdirac !libschroedinger"
libdirac_encoder_deps="libdirac"
libfaac_encoder_deps="libfaac"
libfaad_decoder_deps="libfaad"
libfaadbin_extralibs='$ldl'
libgsm_decoder_deps="libgsm"
libgsm_encoder_deps="libgsm"
libgsm_ms_decoder_deps="libgsm"
......@@ -2300,27 +2294,10 @@ fi
disabled static && LIBNAME=""
if enabled_any libfaad libfaadbin ; then
if check_header faad.h; then
check_cc <<EOF
#include <faad.h>
#ifndef FAAD2_VERSION
ok faad1
#endif
int main(void) { return 0; }
EOF
test $? = 0 && enable libfaad2
else
die "FAAD test failed."
fi
fi
die_license_disabled() {
enabled $1 || { enabled $2 && die "$2 is $1 and --enable-$1 is not specified."; }
}
die_license_disabled gpl libfaad2
die_license_disabled gpl libx264
die_license_disabled gpl libxvid
die_license_disabled gpl postproc
......@@ -2594,7 +2571,6 @@ enabled libdirac && add_cflags $(pkg-config --cflags dirac) &&
require libdirac libdirac_decoder/dirac_parser.h dirac_decoder_init $(pkg-config --libs dirac) &&
require libdirac libdirac_encoder/dirac_encoder.h dirac_encoder_init $(pkg-config --libs dirac)
enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
enabled libfaad && require2 libfaad faad.h faacDecOpen -lfaad
enabled libgsm && require libgsm gsm/gsm.h gsm_create -lgsm
enabled libmp3lame && require libmp3lame lame/lame.h lame_init -lmp3lame -lm
enabled libnut && require libnut libnut.h nut_demuxer_init -lnut
......@@ -2870,8 +2846,6 @@ echo "AVISynth enabled ${avisynth-no}"
echo "libdc1394 support ${libdc1394-no}"
echo "libdirac enabled ${libdirac-no}"
echo "libfaac enabled ${libfaac-no}"
echo "libfaad enabled ${libfaad-no}"
echo "libfaad dlopened ${libfaadbin-no}"
echo "libgsm enabled ${libgsm-no}"
echo "libmp3lame enabled ${libmp3lame-no}"
echo "libnut enabled ${libnut-no}"
......
......@@ -1025,7 +1025,7 @@ These library packages are only available from Cygwin Ports
(@url{http://sourceware.org/cygwinports/}) :
@example
yasm, libSDL-devel, libdirac-devel, libfaac-devel, libfaad-devel, libgsm-devel,
yasm, libSDL-devel, libdirac-devel, libfaac-devel, libgsm-devel,
libmp3lame-devel, libschroedinger1.0-devel, speex-devel, libtheora-devel,
libxvidcore-devel
@end example
......
......@@ -521,7 +521,6 @@ OBJS-$(CONFIG_WEBM_MUXER) += xiph.o mpeg4audio.o \
OBJS-$(CONFIG_LIBDIRAC_DECODER) += libdiracdec.o
OBJS-$(CONFIG_LIBDIRAC_ENCODER) += libdiracenc.o libdirac_libschro.o
OBJS-$(CONFIG_LIBFAAC_ENCODER) += libfaac.o
OBJS-$(CONFIG_LIBFAAD_DECODER) += libfaad.o
OBJS-$(CONFIG_LIBGSM_DECODER) += libgsm.o
OBJS-$(CONFIG_LIBGSM_ENCODER) += libgsm.o
OBJS-$(CONFIG_LIBGSM_MS_DECODER) += libgsm.o
......
......@@ -340,7 +340,6 @@ void avcodec_register_all(void)
/* external libraries */
REGISTER_ENCDEC (LIBDIRAC, libdirac);
REGISTER_ENCODER (LIBFAAC, libfaac);
REGISTER_DECODER (LIBFAAD, libfaad);
REGISTER_ENCDEC (LIBGSM, libgsm);
REGISTER_ENCDEC (LIBGSM_MS, libgsm_ms);
REGISTER_ENCODER (LIBMP3LAME, libmp3lame);
......
/*
* Faad decoder
* Copyright (c) 2003 Zdenek Kabelac
* Copyright (c) 2004 Thomas Raivio
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* AAC decoder.
*
* still a bit unfinished - but it plays something
*/
#include "avcodec.h"
#include "faad.h"
#ifndef FAADAPI
#define FAADAPI
#endif
/*
* when CONFIG_LIBFAADBIN is true libfaad will be opened at runtime
*/
//#undef CONFIG_LIBFAADBIN
//#define CONFIG_LIBFAADBIN 0
//#define CONFIG_LIBFAADBIN 1
#if CONFIG_LIBFAADBIN
#include <dlfcn.h>
static const char* const libfaadname = "libfaad.so";
#else
#define dlopen(a)
#define dlclose(a)
#endif
typedef struct {
void* handle; /* dlopen handle */
void* faac_handle; /* FAAD library handle */
int sample_size;
int init;
/* faad calls */
faacDecHandle FAADAPI (*faacDecOpen)(void);
faacDecConfigurationPtr FAADAPI (*faacDecGetCurrentConfiguration)(faacDecHandle hDecoder);
#ifndef FAAD2_VERSION
int FAADAPI (*faacDecSetConfiguration)(faacDecHandle hDecoder,
faacDecConfigurationPtr config);
int FAADAPI (*faacDecInit)(faacDecHandle hDecoder,
unsigned char *buffer,
unsigned long *samplerate,
unsigned long *channels);
int FAADAPI (*faacDecInit2)(faacDecHandle hDecoder, unsigned char *pBuffer,
unsigned long SizeOfDecoderSpecificInfo,
unsigned long *samplerate, unsigned long *channels);
int FAADAPI (*faacDecDecode)(faacDecHandle hDecoder,
unsigned char *buffer,
unsigned long *bytesconsumed,
short *sample_buffer,
unsigned long *samples);
#else
unsigned char FAADAPI (*faacDecSetConfiguration)(faacDecHandle hDecoder,
faacDecConfigurationPtr config);
long FAADAPI (*faacDecInit)(faacDecHandle hDecoder,
unsigned char *buffer,
unsigned long buffer_size,
unsigned long *samplerate,
unsigned char *channels);
char FAADAPI (*faacDecInit2)(faacDecHandle hDecoder, unsigned char *pBuffer,
unsigned long SizeOfDecoderSpecificInfo,
unsigned long *samplerate, unsigned char *channels);
void *FAADAPI (*faacDecDecode)(faacDecHandle hDecoder,
faacDecFrameInfo *hInfo,
unsigned char *buffer,
unsigned long buffer_size);
char* FAADAPI (*faacDecGetErrorMessage)(unsigned char errcode);
#endif
void FAADAPI (*faacDecClose)(faacDecHandle hDecoder);
} FAACContext;
static const unsigned long faac_srates[] =
{
96000, 88200, 64000, 48000, 44100, 32000,
24000, 22050, 16000, 12000, 11025, 8000
};
static void channel_setup(AVCodecContext *avctx)
{
#ifdef FAAD2_VERSION
FAACContext *s = avctx->priv_data;
if (avctx->request_channels > 0 && avctx->request_channels == 2 &&
avctx->request_channels < avctx->channels) {
faacDecConfigurationPtr faac_cfg;
avctx->channels = 2;
faac_cfg = s->faacDecGetCurrentConfiguration(s->faac_handle);
faac_cfg->downMatrix = 1;
s->faacDecSetConfiguration(s->faac_handle, faac_cfg);
}
#endif
}
static av_cold int faac_init_mp4(AVCodecContext *avctx)
{
FAACContext *s = avctx->priv_data;
unsigned long samplerate;
#ifndef FAAD2_VERSION
unsigned long channels;
#else
unsigned char channels;
#endif
int r = 0;
if (avctx->extradata){
r = s->faacDecInit2(s->faac_handle, (uint8_t*) avctx->extradata,
avctx->extradata_size,
&samplerate, &channels);
if (r < 0){
av_log(avctx, AV_LOG_ERROR,
"faacDecInit2 failed r:%d sr:%ld ch:%ld s:%d\n",
r, samplerate, (long)channels, avctx->extradata_size);
} else {
avctx->sample_rate = samplerate;
avctx->channels = channels;
channel_setup(avctx);
s->init = 1;
}
}
return r;
}
static int faac_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
FAACContext *s = avctx->priv_data;
#ifndef FAAD2_VERSION
unsigned long bytesconsumed;
short *sample_buffer = NULL;
unsigned long samples;
int out;
#else
faacDecFrameInfo frame_info;
void *out;
#endif
if(buf_size == 0)
return 0;
#ifndef FAAD2_VERSION
out = s->faacDecDecode(s->faac_handle,
(unsigned char*)buf,
&bytesconsumed,
data,
&samples);
samples *= s->sample_size;
if (data_size)
*data_size = samples;
return (buf_size < (int)bytesconsumed)
? buf_size : (int)bytesconsumed;
#else
if(!s->init){
unsigned long srate;
unsigned char channels;
int r = s->faacDecInit(s->faac_handle, buf, buf_size, &srate, &channels);
if(r < 0){
av_log(avctx, AV_LOG_ERROR, "libfaad: codec init failed.\n");
return -1;
}
avctx->sample_rate = srate;
avctx->channels = channels;
channel_setup(avctx);
s->init = 1;
}
out = s->faacDecDecode(s->faac_handle, &frame_info, (unsigned char*)buf, (unsigned long)buf_size);
if (frame_info.error > 0) {
av_log(avctx, AV_LOG_ERROR, "libfaad: frame decoding failed: %s\n",
s->faacDecGetErrorMessage(frame_info.error));
return -1;
}
if (!avctx->frame_size)
avctx->frame_size = frame_info.samples/avctx->channels;
frame_info.samples *= s->sample_size;
memcpy(data, out, frame_info.samples); // CHECKME - can we cheat this one
if (data_size)
*data_size = frame_info.samples;
return (buf_size < (int)frame_info.bytesconsumed)
? buf_size : (int)frame_info.bytesconsumed;
#endif
}
static av_cold int faac_decode_end(AVCodecContext *avctx)
{
FAACContext *s = avctx->priv_data;
s->faacDecClose(s->faac_handle);
dlclose(s->handle);
return 0;
}
static av_cold int faac_decode_init(AVCodecContext *avctx)
{
FAACContext *s = avctx->priv_data;
faacDecConfigurationPtr faac_cfg;
#if CONFIG_LIBFAADBIN
const char* err = 0;
s->handle = dlopen(libfaadname, RTLD_LAZY);
if (!s->handle)
{
av_log(avctx, AV_LOG_ERROR, "FAAD library: %s could not be opened! \n%s\n",
libfaadname, dlerror());
return -1;
}
#define dfaac(a) do { \
const char* n = AV_STRINGIFY(faacDec ## a); \
if (!err && !(s->faacDec ## a = dlsym(s->handle, n))) { \
err = n; \
} \
} while(0)
#else /* !CONFIG_LIBFAADBIN */
#define dfaac(a) s->faacDec ## a = faacDec ## a
#endif /* CONFIG_LIBFAADBIN */
// resolve all needed function calls
dfaac(Open);
dfaac(Close);
dfaac(GetCurrentConfiguration);
dfaac(SetConfiguration);
dfaac(Init);
dfaac(Init2);
dfaac(Decode);
#ifdef FAAD2_VERSION
dfaac(GetErrorMessage);
#endif
#undef dfaac
#if CONFIG_LIBFAADBIN
if (err) {
dlclose(s->handle);
av_log(avctx, AV_LOG_ERROR, "FAAD library: cannot resolve %s in %s!\n",
err, libfaadname);
return -1;
}
#endif
s->faac_handle = s->faacDecOpen();
if (!s->faac_handle) {
av_log(avctx, AV_LOG_ERROR, "FAAD library: cannot create handler!\n");
faac_decode_end(avctx);
return -1;
}
faac_cfg = s->faacDecGetCurrentConfiguration(s->faac_handle);
if (faac_cfg) {
switch (avctx->bits_per_coded_sample) {
case 8: av_log(avctx, AV_LOG_ERROR, "FAADlib unsupported bps %d\n", avctx->bits_per_coded_sample); break;
default:
case 16:
#ifdef FAAD2_VERSION
faac_cfg->outputFormat = FAAD_FMT_16BIT;
#endif
s->sample_size = 2;
break;
case 24:
#ifdef FAAD2_VERSION
faac_cfg->outputFormat = FAAD_FMT_24BIT;
#endif
s->sample_size = 3;
break;
case 32:
#ifdef FAAD2_VERSION
faac_cfg->outputFormat = FAAD_FMT_32BIT;
#endif
s->sample_size = 4;
break;
}
faac_cfg->defSampleRate = (!avctx->sample_rate) ? 44100 : avctx->sample_rate;
faac_cfg->defObjectType = LC;
}
s->faacDecSetConfiguration(s->faac_handle, faac_cfg);
faac_init_mp4(avctx);
if(!s->init && avctx->channels > 0)
channel_setup(avctx);
avctx->sample_fmt = SAMPLE_FMT_S16;
return 0;
}
AVCodec libfaad_decoder = {
"libfaad",
AVMEDIA_TYPE_AUDIO,
CODEC_ID_AAC,
sizeof(FAACContext),
faac_decode_init,
NULL,
faac_decode_end,
faac_decode_frame,
.long_name = NULL_IF_CONFIG_SMALL("libfaad AAC (Advanced Audio Codec)"),
};
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