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,
libdc1394
libdirac
libfaac
- libfaad
- libfaadbin
libgsm
libmp3lame
libnut
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"
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
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
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}"
+++ /dev/null
-/*
- * 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)"),
-};
projects / platform / upstream / libav.git / commitdiff