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-rw-r--r--.gitignore28
-rw-r--r--ChangeLog17
-rw-r--r--Makefile.am215
-rw-r--r--aac-enc.c234
-rwxr-xr-xautogen.sh2
-rw-r--r--configure.ac38
-rw-r--r--fdk-aac.pc.in11
-rw-r--r--fdk-aac.sym18
-rw-r--r--libAACenc/src/aacenc.h3
-rw-r--r--libAACenc/src/aacenc_lib.cpp7
-rw-r--r--libAACenc/src/channel_map.cpp16
-rw-r--r--libAACenc/src/intensity.cpp9
-rw-r--r--m4/.gitkeep0
-rw-r--r--wavreader.c163
-rw-r--r--wavreader.h37
15 files changed, 795 insertions, 3 deletions
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..a882555
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,28 @@
+*.o
+*.lo
+*.la
+.deps
+.libs
+.dirstamp
+Makefile
+Makefile.in
+aclocal.m4
+autom4te.cache
+configure
+fdk-aac.pc
+config.guess
+config.log
+config.status
+config.sub
+depcomp
+install-sh
+libtool
+ltmain.sh
+m4/libtool.m4
+m4/ltoptions.m4
+m4/ltsugar.m4
+m4/ltversion.m4
+m4/lt~obsolete.m4
+missing
+stamp-h1
+aac-enc
diff --git a/ChangeLog b/ChangeLog
new file mode 100644
index 0000000..b895989
--- /dev/null
+++ b/ChangeLog
@@ -0,0 +1,17 @@
+0.1.2
+ - Fix a few more crashes
+ - Include dependency libs (such as -lm) in the pkg-config file
+
+0.1.1
+ - Updated to a new upstream version from Android 4.2, fixing a lot of crashes
+ - Cleanup of autotools usage
+ - Make sure the shared library links to libm if necessary
+ - Performance improvements on x86
+ - Added support for WG4/DVD audio channel mappings
+ - Minimized the differences to upstream
+ - Added an example encoder tool
+
+0.1.0
+ - Initial release of fdk-aac
+ - autotools based build system
+ - Enable setting VBR bitrate modes
diff --git a/Makefile.am b/Makefile.am
new file mode 100644
index 0000000..e995b0a
--- /dev/null
+++ b/Makefile.am
@@ -0,0 +1,215 @@
+ACLOCAL_AMFLAGS = -I m4
+AUTOMAKE_OPTIONS = subdir-objects
+
+AM_CPPFLAGS = \
+ -I$(top_srcdir)/libAACdec/include \
+ -I$(top_srcdir)/libAACenc/include \
+ -I$(top_srcdir)/libSBRdec/include \
+ -I$(top_srcdir)/libSBRenc/include \
+ -I$(top_srcdir)/libMpegTPDec/include \
+ -I$(top_srcdir)/libMpegTPEnc/include \
+ -I$(top_srcdir)/libSYS/include \
+ -I$(top_srcdir)/libFDK/include \
+ -I$(top_srcdir)/libPCMutils/include
+
+AM_CXXFLAGS = -fno-exceptions -fno-rtti
+libfdk_aac_la_LINK = $(LINK) $(libfdk_aac_la_LDFLAGS)
+# Mention a dummy pure C file to trigger generation of the $(LINK) variable
+nodist_EXTRA_libfdk_aac_la_SOURCES = dummy.c
+
+fdk_aacincludedir = $(includedir)/fdk-aac
+fdk_aacinclude_HEADERS = \
+ $(top_srcdir)/libSYS/include/machine_type.h \
+ $(top_srcdir)/libSYS/include/genericStds.h \
+ $(top_srcdir)/libSYS/include/FDK_audio.h \
+ $(top_srcdir)/libAACenc/include/aacenc_lib.h \
+ $(top_srcdir)/libAACdec/include/aacdecoder_lib.h
+
+pkgconfigdir = $(libdir)/pkgconfig
+pkgconfig_DATA = fdk-aac.pc
+
+lib_LTLIBRARIES = libfdk-aac.la
+
+libfdk_aac_la_LDFLAGS = -version-info @FDK_AAC_VERSION@ -no-undefined \
+ -export-symbols $(top_srcdir)/fdk-aac.sym
+
+if EXAMPLE
+bin_PROGRAMS = aac-enc$(EXEEXT)
+
+aac_enc_LDADD = libfdk-aac.la
+aac_enc_SOURCES = aac-enc.c wavreader.c
+
+noinst_HEADERS = wavreader.h
+endif
+
+AACDEC_SRC = \
+ libAACdec/src/aacdec_drc.cpp \
+ libAACdec/src/aacdec_hcr.cpp \
+ libAACdec/src/aacdecoder.cpp \
+ libAACdec/src/aacdec_pns.cpp \
+ libAACdec/src/aac_ram.cpp \
+ libAACdec/src/block.cpp \
+ libAACdec/src/channelinfo.cpp \
+ libAACdec/src/ldfiltbank.cpp \
+ libAACdec/src/rvlcbit.cpp \
+ libAACdec/src/rvlc.cpp \
+ libAACdec/src/aacdec_hcr_bit.cpp \
+ libAACdec/src/aacdec_hcrs.cpp \
+ libAACdec/src/aacdecoder_lib.cpp \
+ libAACdec/src/aacdec_tns.cpp \
+ libAACdec/src/aac_rom.cpp \
+ libAACdec/src/channel.cpp \
+ libAACdec/src/conceal.cpp \
+ libAACdec/src/pulsedata.cpp \
+ libAACdec/src/rvlcconceal.cpp \
+ libAACdec/src/stereo.cpp
+
+AACENC_SRC = \
+ libAACenc/src/aacenc.cpp \
+ libAACenc/src/aacEnc_ram.cpp \
+ libAACenc/src/band_nrg.cpp \
+ libAACenc/src/block_switch.cpp \
+ libAACenc/src/grp_data.cpp \
+ libAACenc/src/metadata_main.cpp \
+ libAACenc/src/pre_echo_control.cpp \
+ libAACenc/src/quantize.cpp \
+ libAACenc/src/tonality.cpp \
+ libAACenc/src/aacenc_hcr.cpp \
+ libAACenc/src/aacEnc_rom.cpp \
+ libAACenc/src/bandwidth.cpp \
+ libAACenc/src/channel_map.cpp \
+ libAACenc/src/intensity.cpp \
+ libAACenc/src/ms_stereo.cpp \
+ libAACenc/src/psy_configuration.cpp \
+ libAACenc/src/sf_estim.cpp \
+ libAACenc/src/transform.cpp \
+ libAACenc/src/aacenc_lib.cpp \
+ libAACenc/src/aacenc_tns.cpp \
+ libAACenc/src/bit_cnt.cpp \
+ libAACenc/src/chaosmeasure.cpp \
+ libAACenc/src/line_pe.cpp \
+ libAACenc/src/noisedet.cpp \
+ libAACenc/src/psy_main.cpp \
+ libAACenc/src/spreading.cpp \
+ libAACenc/src/aacenc_pns.cpp \
+ libAACenc/src/adj_thr.cpp \
+ libAACenc/src/bitenc.cpp \
+ libAACenc/src/dyn_bits.cpp \
+ libAACenc/src/metadata_compressor.cpp \
+ libAACenc/src/pnsparam.cpp \
+ libAACenc/src/qc_main.cpp
+
+FDK_SRC = \
+ libFDK/src/autocorr2nd.cpp \
+ libFDK/src/dct.cpp \
+ libFDK/src/FDK_bitbuffer.cpp \
+ libFDK/src/FDK_core.cpp \
+ libFDK/src/FDK_crc.cpp \
+ libFDK/src/FDK_hybrid.cpp \
+ libFDK/src/FDK_tools_rom.cpp \
+ libFDK/src/FDK_trigFcts.cpp \
+ libFDK/src/fft.cpp \
+ libFDK/src/fft_rad2.cpp \
+ libFDK/src/fixpoint_math.cpp \
+ libFDK/src/mdct.cpp \
+ libFDK/src/qmf.cpp \
+ libFDK/src/scale.cpp
+
+MPEGTPDEC_SRC = \
+ libMpegTPDec/src/tpdec_adif.cpp \
+ libMpegTPDec/src/tpdec_adts.cpp \
+ libMpegTPDec/src/tpdec_asc.cpp \
+ libMpegTPDec/src/tpdec_latm.cpp \
+ libMpegTPDec/src/tpdec_lib.cpp
+
+MPEGTPENC_SRC = \
+ libMpegTPEnc/src/tpenc_adif.cpp \
+ libMpegTPEnc/src/tpenc_adts.cpp \
+ libMpegTPEnc/src/tpenc_asc.cpp \
+ libMpegTPEnc/src/tpenc_latm.cpp \
+ libMpegTPEnc/src/tpenc_lib.cpp
+
+PCMUTILS_SRC = \
+ libPCMutils/src/pcmutils_lib.cpp
+
+SBRDEC_SRC = \
+ libSBRdec/src/env_calc.cpp \
+ libSBRdec/src/env_dec.cpp \
+ libSBRdec/src/env_extr.cpp \
+ libSBRdec/src/huff_dec.cpp \
+ libSBRdec/src/lpp_tran.cpp \
+ libSBRdec/src/psbitdec.cpp \
+ libSBRdec/src/psdec.cpp \
+ libSBRdec/src/psdec_hybrid.cpp \
+ libSBRdec/src/sbr_crc.cpp \
+ libSBRdec/src/sbr_deb.cpp \
+ libSBRdec/src/sbr_dec.cpp \
+ libSBRdec/src/sbrdec_drc.cpp \
+ libSBRdec/src/sbrdec_freq_sca.cpp \
+ libSBRdec/src/sbrdecoder.cpp \
+ libSBRdec/src/sbr_ram.cpp \
+ libSBRdec/src/sbr_rom.cpp
+
+SBRENC_SRC = \
+ libSBRenc/src/bit_sbr.cpp \
+ libSBRenc/src/env_bit.cpp \
+ libSBRenc/src/fram_gen.cpp \
+ libSBRenc/src/mh_det.cpp \
+ libSBRenc/src/ps_bitenc.cpp \
+ libSBRenc/src/ps_encode.cpp \
+ libSBRenc/src/resampler.cpp \
+ libSBRenc/src/sbr_encoder.cpp \
+ libSBRenc/src/sbr_ram.cpp \
+ libSBRenc/src/ton_corr.cpp \
+ libSBRenc/src/code_env.cpp \
+ libSBRenc/src/env_est.cpp \
+ libSBRenc/src/invf_est.cpp \
+ libSBRenc/src/nf_est.cpp \
+ libSBRenc/src/ps_main.cpp \
+ libSBRenc/src/sbrenc_freq_sca.cpp \
+ libSBRenc/src/sbr_misc.cpp \
+ libSBRenc/src/sbr_rom.cpp \
+ libSBRenc/src/tran_det.cpp
+
+SYS_SRC = \
+ libSYS/src/cmdl_parser.cpp \
+ libSYS/src/conv_string.cpp \
+ libSYS/src/genericStds.cpp \
+ libSYS/src/wav_file.cpp
+
+libfdk_aac_la_SOURCES = \
+ $(AACDEC_SRC) $(AACENC_SRC) \
+ $(MPEGTPDEC_SRC) $(MPEGTPENC_SRC) \
+ $(SBRDEC_SRC) $(SBRENC_SRC) \
+ $(PCMUTILS_SRC) $(FDK_SRC) $(SYS_SRC)
+
+EXTRA_DIST = \
+ $(top_srcdir)/NOTICE \
+ $(top_srcdir)/Android.mk \
+ $(top_srcdir)/fdk-aac.sym \
+ $(top_srcdir)/documentation/*.pdf \
+ $(top_srcdir)/libAACdec/src/*.h \
+ $(top_srcdir)/libAACdec/src/arm/*.cpp \
+ $(top_srcdir)/libAACenc/src/*.h \
+ $(top_srcdir)/libSBRenc/src/*.h \
+ $(top_srcdir)/libSBRenc/include/*.h \
+ $(top_srcdir)/libSBRdec/src/*.h \
+ $(top_srcdir)/libSBRdec/src/arm/*.cpp \
+ $(top_srcdir)/libSBRdec/include/*.h \
+ $(top_srcdir)/libSYS/include/*.h \
+ $(top_srcdir)/libSYS/src/linux/*.cpp \
+ $(top_srcdir)/libSYS/src/mips/*.cpp \
+ $(top_srcdir)/libPCMutils/include/*.h \
+ $(top_srcdir)/libMpegTPEnc/include/*.h \
+ $(top_srcdir)/libMpegTPEnc/src/*.h \
+ $(top_srcdir)/libMpegTPEnc/src/version \
+ $(top_srcdir)/libMpegTPDec/include/*.h \
+ $(top_srcdir)/libMpegTPDec/src/*.h \
+ $(top_srcdir)/libMpegTPDec/src/version \
+ $(top_srcdir)/libFDK/include/*.h \
+ $(top_srcdir)/libFDK/include/arm/*.h \
+ $(top_srcdir)/libFDK/include/mips/*.h \
+ $(top_srcdir)/libFDK/include/x86/*.h \
+ $(top_srcdir)/libFDK/src/arm/*.cpp \
+ $(top_srcdir)/libFDK/src/mips/*.cpp
+
diff --git a/aac-enc.c b/aac-enc.c
new file mode 100644
index 0000000..1528881
--- /dev/null
+++ b/aac-enc.c
@@ -0,0 +1,234 @@
+/* ------------------------------------------------------------------
+ * Copyright (C) 2011 Martin Storsjo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ * -------------------------------------------------------------------
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include "libAACenc/include/aacenc_lib.h"
+#include "wavreader.h"
+
+void usage(const char* name) {
+ fprintf(stderr, "%s [-r bitrate] [-t aot] [-a afterburner] [-s sbr] [-v vbr] in.wav out.aac\n", name);
+ fprintf(stderr, "Supported AOTs:\n");
+ fprintf(stderr, "\t2\tAAC-LC\n");
+ fprintf(stderr, "\t5\tHE-AAC\n");
+ fprintf(stderr, "\t29\tHE-AAC v2\n");
+ fprintf(stderr, "\t23\tAAC-LD\n");
+ fprintf(stderr, "\t39\tAAC-ELD\n");
+}
+
+int main(int argc, char *argv[]) {
+ int bitrate = 64000;
+ int ch;
+ const char *infile, *outfile;
+ FILE *out;
+ void *wav;
+ int format, sample_rate, channels, bits_per_sample;
+ int input_size;
+ uint8_t* input_buf;
+ int16_t* convert_buf;
+ int aot = 2;
+ int afterburner = 1;
+ int eld_sbr = 0;
+ int vbr = 0;
+ HANDLE_AACENCODER handle;
+ CHANNEL_MODE mode;
+ AACENC_InfoStruct info = { 0 };
+ while ((ch = getopt(argc, argv, "r:t:a:s:v:")) != -1) {
+ switch (ch) {
+ case 'r':
+ bitrate = atoi(optarg);
+ break;
+ case 't':
+ aot = atoi(optarg);
+ break;
+ case 'a':
+ afterburner = atoi(optarg);
+ break;
+ case 's':
+ eld_sbr = atoi(optarg);
+ break;
+ case 'v':
+ vbr = atoi(optarg);
+ break;
+ case '?':
+ default:
+ usage(argv[0]);
+ return 1;
+ }
+ }
+ if (argc - optind < 2) {
+ usage(argv[0]);
+ return 1;
+ }
+ infile = argv[optind];
+ outfile = argv[optind + 1];
+
+ wav = wav_read_open(infile);
+ if (!wav) {
+ fprintf(stderr, "Unable to open wav file %s\n", infile);
+ return 1;
+ }
+ if (!wav_get_header(wav, &format, &channels, &sample_rate, &bits_per_sample, NULL)) {
+ fprintf(stderr, "Bad wav file %s\n", infile);
+ return 1;
+ }
+ if (format != 1) {
+ fprintf(stderr, "Unsupported WAV format %d\n", format);
+ return 1;
+ }
+ if (bits_per_sample != 16) {
+ fprintf(stderr, "Unsupported WAV sample depth %d\n", bits_per_sample);
+ return 1;
+ }
+ switch (channels) {
+ case 1: mode = MODE_1; break;
+ case 2: mode = MODE_2; break;
+ case 3: mode = MODE_1_2; break;
+ case 4: mode = MODE_1_2_1; break;
+ case 5: mode = MODE_1_2_2; break;
+ case 6: mode = MODE_1_2_2_1; break;
+ default:
+ fprintf(stderr, "Unsupported WAV channels %d\n", channels);
+ return 1;
+ }
+ if (aacEncOpen(&handle, 0, channels) != AACENC_OK) {
+ fprintf(stderr, "Unable to open encoder\n");
+ return 1;
+ }
+ if (aacEncoder_SetParam(handle, AACENC_AOT, aot) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the AOT\n");
+ return 1;
+ }
+ if (aot == 39 && eld_sbr) {
+ if (aacEncoder_SetParam(handle, AACENC_SBR_MODE, 1) != AACENC_OK) {
+ fprintf(stderr, "Unable to set SBR mode for ELD\n");
+ return 1;
+ }
+ }
+ if (aacEncoder_SetParam(handle, AACENC_SAMPLERATE, sample_rate) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the AOT\n");
+ return 1;
+ }
+ if (aacEncoder_SetParam(handle, AACENC_CHANNELMODE, mode) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the channel mode\n");
+ return 1;
+ }
+ if (aacEncoder_SetParam(handle, AACENC_CHANNELORDER, 1) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the wav channel order\n");
+ return 1;
+ }
+ if (vbr) {
+ if (aacEncoder_SetParam(handle, AACENC_BITRATEMODE, vbr) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the VBR bitrate mode\n");
+ return 1;
+ }
+ } else {
+ if (aacEncoder_SetParam(handle, AACENC_BITRATE, bitrate) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the bitrate\n");
+ return 1;
+ }
+ }
+ if (aacEncoder_SetParam(handle, AACENC_TRANSMUX, 2) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the ADTS transmux\n");
+ return 1;
+ }
+ if (aacEncoder_SetParam(handle, AACENC_AFTERBURNER, afterburner) != AACENC_OK) {
+ fprintf(stderr, "Unable to set the afterburner mode\n");
+ return 1;
+ }
+ if (aacEncEncode(handle, NULL, NULL, NULL, NULL) != AACENC_OK) {
+ fprintf(stderr, "Unable to initialize the encoder\n");
+ return 1;
+ }
+ if (aacEncInfo(handle, &info) != AACENC_OK) {
+ fprintf(stderr, "Unable to get the encoder info\n");
+ return 1;
+ }
+
+ out = fopen(outfile, "wb");
+ if (!out) {
+ perror(outfile);
+ return 1;
+ }
+
+ input_size = channels*2*info.frameLength;
+ input_buf = (uint8_t*) malloc(input_size);
+ convert_buf = (int16_t*) malloc(input_size);
+
+ while (1) {
+ AACENC_BufDesc in_buf = { 0 }, out_buf = { 0 };
+ AACENC_InArgs in_args = { 0 };
+ AACENC_OutArgs out_args = { 0 };
+ int in_identifier = IN_AUDIO_DATA;
+ int in_size, in_elem_size;
+ int out_identifier = OUT_BITSTREAM_DATA;
+ int out_size, out_elem_size;
+ int read, i;
+ void *in_ptr, *out_ptr;
+ uint8_t outbuf[20480];
+ AACENC_ERROR err;
+
+ read = wav_read_data(wav, input_buf, input_size);
+ for (i = 0; i < read/2; i++) {
+ const uint8_t* in = &input_buf[2*i];
+ convert_buf[i] = in[0] | (in[1] << 8);
+ }
+ if (read <= 0) {
+ in_args.numInSamples = -1;
+ } else {
+ in_ptr = convert_buf;
+ in_size = read;
+ in_elem_size = 2;
+
+ in_args.numInSamples = read/2;
+ in_buf.numBufs = 1;
+ in_buf.bufs = &in_ptr;
+ in_buf.bufferIdentifiers = &in_identifier;
+ in_buf.bufSizes = &in_size;
+ in_buf.bufElSizes = &in_elem_size;
+ }
+ out_ptr = outbuf;
+ out_size = sizeof(outbuf);
+ out_elem_size = 1;
+ out_buf.numBufs = 1;
+ out_buf.bufs = &out_ptr;
+ out_buf.bufferIdentifiers = &out_identifier;
+ out_buf.bufSizes = &out_size;
+ out_buf.bufElSizes = &out_elem_size;
+
+ if ((err = aacEncEncode(handle, &in_buf, &out_buf, &in_args, &out_args)) != AACENC_OK) {
+ if (err == AACENC_ENCODE_EOF)
+ break;
+ fprintf(stderr, "Encoding failed\n");
+ return 1;
+ }
+ if (out_args.numOutBytes == 0)
+ continue;
+ fwrite(outbuf, 1, out_args.numOutBytes, out);
+ }
+ free(input_buf);
+ free(convert_buf);
+ fclose(out);
+ wav_read_close(wav);
+ aacEncClose(&handle);
+
+ return 0;
+}
+
diff --git a/autogen.sh b/autogen.sh
new file mode 100755
index 0000000..210ccb8
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+autoreconf -fiv
diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..4fd969e
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,38 @@
+dnl -*- Autoconf -*-
+dnl Process this file with autoconf to produce a configure script.
+
+AC_INIT([fdk-aac], [0.1.2], [http://sourceforge.net/projects/opencore-amr/])
+AC_CONFIG_AUX_DIR(.)
+AC_CONFIG_MACRO_DIR([m4])
+AM_INIT_AUTOMAKE([tar-ustar foreign])
+m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+
+dnl Various options for configure
+AC_ARG_ENABLE([example],
+ [AS_HELP_STRING([--enable-example],
+ [enable example encoding program (default is no)])],
+ [example=$enableval], [example=no])
+
+dnl Automake conditionals to set
+AM_CONDITIONAL(EXAMPLE, test x$example = xyes)
+
+dnl Checks for programs.
+AC_PROG_CC
+AC_PROG_CXX
+LT_INIT
+
+AC_CHECK_LIB([m], [sin])
+
+dnl soname version to use
+dnl goes by ‘current[:revision[:age]]’ with the soname ending up as
+dnl current.age.revision
+FDK_AAC_VERSION=0:3:0
+
+AS_IF([test x$enable_shared = xyes], [LIBS_PRIVATE=$LIBS], [LIBS_PUBLIC=$LIBS])
+AC_SUBST(FDK_AAC_VERSION)
+AC_SUBST(LIBS_PUBLIC)
+AC_SUBST(LIBS_PRIVATE)
+
+AC_CONFIG_FILES([Makefile
+ fdk-aac.pc])
+AC_OUTPUT
diff --git a/fdk-aac.pc.in b/fdk-aac.pc.in
new file mode 100644
index 0000000..2edac45
--- /dev/null
+++ b/fdk-aac.pc.in
@@ -0,0 +1,11 @@
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
+
+Name: Fraunhofer FDK AAC Codec Library
+Description: AAC codec library
+Version: @PACKAGE_VERSION@
+Libs: -L${libdir} -lfdk-aac @LIBS_PUBLIC@
+Libs.private: @LIBS_PRIVATE@
+Cflags: -I${includedir}
diff --git a/fdk-aac.sym b/fdk-aac.sym
new file mode 100644
index 0000000..2a06c41
--- /dev/null
+++ b/fdk-aac.sym
@@ -0,0 +1,18 @@
+aacDecoder_AncDataGet
+aacDecoder_AncDataInit
+aacDecoder_Close
+aacDecoder_ConfigRaw
+aacDecoder_DecodeFrame
+aacDecoder_Fill
+aacDecoder_GetFreeBytes
+aacDecoder_GetLibInfo
+aacDecoder_GetStreamInfo
+aacDecoder_Open
+aacDecoder_SetParam
+aacEncClose
+aacEncEncode
+aacEncGetLibInfo
+aacEncInfo
+aacEncOpen
+aacEncoder_GetParam
+aacEncoder_SetParam
diff --git a/libAACenc/src/aacenc.h b/libAACenc/src/aacenc.h
index 87fc3e8..ed167c2 100644
--- a/libAACenc/src/aacenc.h
+++ b/libAACenc/src/aacenc.h
@@ -173,7 +173,8 @@ typedef enum {
typedef enum {
CH_ORDER_MPEG = 0, /*!< MPEG channel ordering (e. g. 5.1: C, L, R, SL, SR, LFE) */
- CH_ORDER_WAV /*!< WAV fileformat channel ordering (e. g. 5.1: L, R, C, LFE, SL, SR) */
+ CH_ORDER_WAV, /*!< WAV fileformat channel ordering (e. g. 5.1: L, R, C, LFE, SL, SR) */
+ CH_ORDER_WG4 /*!< WG4 fileformat channel ordering (e. g. 5.1: L, R, SL, SR, C, LFE) */
} CHANNEL_ORDER;
diff --git a/libAACenc/src/aacenc_lib.cpp b/libAACenc/src/aacenc_lib.cpp
index 49f8225..95c08b3 100644
--- a/libAACenc/src/aacenc_lib.cpp
+++ b/libAACenc/src/aacenc_lib.cpp
@@ -1818,6 +1818,11 @@ AACENC_ERROR aacEncoder_SetParam(
if (settings->userBitrateMode != value) {
switch ( value ) {
case 0:
+ case 1:
+ case 2:
+ case 3:
+ case 4:
+ case 5:
case 8:
settings->userBitrateMode = value;
hAacEncoder->InitFlags |= AACENC_INIT_CONFIG | AACENC_INIT_TRANSPORT;
@@ -1871,7 +1876,7 @@ AACENC_ERROR aacEncoder_SetParam(
break;
case AACENC_CHANNELORDER:
if (hAacEncoder->aacConfig.channelOrder != (CHANNEL_ORDER)value) {
- if (! ((value==0) || (value==1)) ) {
+ if (! ((value==0) || (value==1) || (value==2)) ) {
err = AACENC_INVALID_CONFIG;
break;
}
diff --git a/libAACenc/src/channel_map.cpp b/libAACenc/src/channel_map.cpp
index 559a4ce..99ed2b5 100644
--- a/libAACenc/src/channel_map.cpp
+++ b/libAACenc/src/channel_map.cpp
@@ -157,6 +157,18 @@ static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWav[] =
{ MODE_7_1_FRONT_CENTER, { 2, 6, 7, 0, 1, 4, 5, 3,-1,-1,-1,-1} }, /* 7.1ch */
};
+static const CHANNEL_ASSIGNMENT_INFO_TAB assignmentInfoTabWg4[] =
+{
+ { MODE_INVALID, {-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* invalid */
+ { MODE_1, { 0,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* mono */
+ { MODE_2, { 0, 1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* stereo */
+ { MODE_1_2, { 2, 0, 1,-1,-1,-1,-1,-1,-1,-1,-1,-1} }, /* 3ch */
+ { MODE_1_2_1, { 3, 0, 1, 2,-1,-1,-1,-1,-1,-1,-1,-1} }, /* 4ch */
+ { MODE_1_2_2, { 4, 0, 1, 2, 3,-1,-1,-1,-1,-1,-1,-1} }, /* 5ch */
+ { MODE_1_2_2_1, { 4, 0, 1, 2, 3, 5,-1,-1,-1,-1,-1,-1} }, /* 5.1ch */
+ { MODE_1_2_2_2_1, { 6, 0, 1, 2, 3, 4, 5, 7,-1,-1,-1,-1} }, /* 7.1ch */
+};
+
/* Channel mode configuration tab provides,
corresponding number of channels and elements
*/
@@ -182,8 +194,10 @@ const INT* FDKaacEnc_getChannelAssignment(CHANNEL_MODE encMode, CHANNEL_ORDER co
if (co == CH_ORDER_MPEG)
pTab = assignmentInfoTabMpeg;
- else
+ else if (co == CH_ORDER_WAV)
pTab = assignmentInfoTabWav;
+ else
+ pTab = assignmentInfoTabWg4;
for(i=MAX_MODES-1; i>0; i--) {
if (encMode== pTab[i].encoderMode) {
diff --git a/libAACenc/src/intensity.cpp b/libAACenc/src/intensity.cpp
index 6d807f7..3807233 100644
--- a/libAACenc/src/intensity.cpp
+++ b/libAACenc/src/intensity.cpp
@@ -593,6 +593,7 @@ void FDKaacEnc_IntensityStereoProcessing(
FIXP_DBL realIsScale[MAX_GROUPED_SFB];
INTENSITY_PARAMETERS isParams;
INT isMask[MAX_GROUPED_SFB];
+ INT lastValIs = 0, delta;
FDKmemclear((void*)isBook,sfbCnt*sizeof(INT));
FDKmemclear((void*)isMask,sfbCnt*sizeof(INT));
@@ -748,6 +749,14 @@ void FDKaacEnc_IntensityStereoProcessing(
isScale[sfb+sfboffs] = (INT)(((realIsScale[sfb+sfboffs]>>1)+FL2FXCONST_DBL(0.5f/(1<<(REAL_SCALE_SF+LD_DATA_SHIFT+1))))>>(DFRACT_BITS-1-REAL_SCALE_SF-LD_DATA_SHIFT-1));
}
+ delta = isScale[sfb+sfboffs] - lastValIs;
+ if (delta < -CODE_BOOK_SCF_LAV) {
+ isScale[sfb+sfboffs] = lastValIs - CODE_BOOK_SCF_LAV;
+ } else if (delta + CODE_BOOK_SCF_LAV >= (INT)(sizeof(FDKaacEnc_huff_ltabscf)/sizeof(FDKaacEnc_huff_ltabscf[0]))) {
+ isScale[sfb+sfboffs] = lastValIs + sizeof(FDKaacEnc_huff_ltabscf)/sizeof(FDKaacEnc_huff_ltabscf[0]) - CODE_BOOK_SCF_LAV - 1;
+ }
+ lastValIs = isScale[sfb+sfboffs];
+
sfbEnergyRight[sfb+sfboffs] = FL2FXCONST_DBL(0.0f);
sfbEnergyLdDataRight[sfb+sfboffs] = FL2FXCONST_DBL(-1.0f);
sfbThresholdRight[sfb+sfboffs] = FL2FXCONST_DBL(0.0f);
diff --git a/m4/.gitkeep b/m4/.gitkeep
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/m4/.gitkeep
diff --git a/wavreader.c b/wavreader.c
new file mode 100644
index 0000000..f672001
--- /dev/null
+++ b/wavreader.c
@@ -0,0 +1,163 @@
+/* ------------------------------------------------------------------
+ * Copyright (C) 2009 Martin Storsjo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ * -------------------------------------------------------------------
+ */
+
+#include "wavreader.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+
+#define TAG(a, b, c, d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
+
+struct wav_reader {
+ FILE *wav;
+ uint32_t data_length;
+
+ int format;
+ int sample_rate;
+ int bits_per_sample;
+ int channels;
+ int byte_rate;
+ int block_align;
+};
+
+static uint32_t read_tag(struct wav_reader* wr) {
+ uint32_t tag = 0;
+ tag = (tag << 8) | fgetc(wr->wav);
+ tag = (tag << 8) | fgetc(wr->wav);
+ tag = (tag << 8) | fgetc(wr->wav);
+ tag = (tag << 8) | fgetc(wr->wav);
+ return tag;
+}
+
+static uint32_t read_int32(struct wav_reader* wr) {
+ uint32_t value = 0;
+ value |= fgetc(wr->wav) << 0;
+ value |= fgetc(wr->wav) << 8;
+ value |= fgetc(wr->wav) << 16;
+ value |= fgetc(wr->wav) << 24;
+ return value;
+}
+
+static uint16_t read_int16(struct wav_reader* wr) {
+ uint16_t value = 0;
+ value |= fgetc(wr->wav) << 0;
+ value |= fgetc(wr->wav) << 8;
+ return value;
+}
+
+void* wav_read_open(const char *filename) {
+ struct wav_reader* wr = (struct wav_reader*) malloc(sizeof(*wr));
+ long data_pos = 0;
+ memset(wr, 0, sizeof(*wr));
+
+ wr->wav = fopen(filename, "rb");
+ if (wr->wav == NULL) {
+ free(wr);
+ return NULL;
+ }
+
+ while (1) {
+ uint32_t tag, tag2, length;
+ tag = read_tag(wr);
+ if (feof(wr->wav))
+ break;
+ length = read_int32(wr);
+ if (tag != TAG('R', 'I', 'F', 'F') || length < 4) {
+ fseek(wr->wav, length, SEEK_CUR);
+ continue;
+ }
+ tag2 = read_tag(wr);
+ length -= 4;
+ if (tag2 != TAG('W', 'A', 'V', 'E')) {
+ fseek(wr->wav, length, SEEK_CUR);
+ continue;
+ }
+ // RIFF chunk found, iterate through it
+ while (length >= 8) {
+ uint32_t subtag, sublength;
+ subtag = read_tag(wr);
+ if (feof(wr->wav))
+ break;
+ sublength = read_int32(wr);
+ length -= 8;
+ if (length < sublength)
+ break;
+ if (subtag == TAG('f', 'm', 't', ' ')) {
+ if (sublength < 16) {
+ // Insufficient data for 'fmt '
+ break;
+ }
+ wr->format = read_int16(wr);
+ wr->channels = read_int16(wr);
+ wr->sample_rate = read_int32(wr);
+ wr->byte_rate = read_int32(wr);
+ wr->block_align = read_int16(wr);
+ wr->bits_per_sample = read_int16(wr);
+ fseek(wr->wav, sublength - 16, SEEK_CUR);
+ } else if (subtag == TAG('d', 'a', 't', 'a')) {
+ data_pos = ftell(wr->wav);
+ wr->data_length = sublength;
+ fseek(wr->wav, sublength, SEEK_CUR);
+ } else {
+ fseek(wr->wav, sublength, SEEK_CUR);
+ }
+ length -= sublength;
+ }
+ if (length > 0) {
+ // Bad chunk?
+ fseek(wr->wav, length, SEEK_CUR);
+ }
+ }
+ fseek(wr->wav, data_pos, SEEK_SET);
+ return wr;
+}
+
+void wav_read_close(void* obj) {
+ struct wav_reader* wr = (struct wav_reader*) obj;
+ fclose(wr->wav);
+ free(wr);
+}
+
+int wav_get_header(void* obj, int* format, int* channels, int* sample_rate, int* bits_per_sample, unsigned int* data_length) {
+ struct wav_reader* wr = (struct wav_reader*) obj;
+ if (format)
+ *format = wr->format;
+ if (channels)
+ *channels = wr->channels;
+ if (sample_rate)
+ *sample_rate = wr->sample_rate;
+ if (bits_per_sample)
+ *bits_per_sample = wr->bits_per_sample;
+ if (data_length)
+ *data_length = wr->data_length;
+ return wr->format && wr->sample_rate;
+}
+
+int wav_read_data(void* obj, unsigned char* data, unsigned int length) {
+ struct wav_reader* wr = (struct wav_reader*) obj;
+ int n;
+ if (wr->wav == NULL)
+ return -1;
+ if (length > wr->data_length)
+ length = wr->data_length;
+ n = fread(data, 1, length, wr->wav);
+ wr->data_length -= length;
+ return n;
+}
+
diff --git a/wavreader.h b/wavreader.h
new file mode 100644
index 0000000..57a13ff
--- /dev/null
+++ b/wavreader.h
@@ -0,0 +1,37 @@
+/* ------------------------------------------------------------------
+ * Copyright (C) 2009 Martin Storsjo
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ * -------------------------------------------------------------------
+ */
+
+#ifndef WAVREADER_H
+#define WAVREADER_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void* wav_read_open(const char *filename);
+void wav_read_close(void* obj);
+
+int wav_get_header(void* obj, int* format, int* channels, int* sample_rate, int* bits_per_sample, unsigned int* data_length);
+int wav_read_data(void* obj, unsigned char* data, unsigned int length);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-31 15:04:52 +0000