From 63e946726762920e35a98707034eb4c7709ce080 Mon Sep 17 00:00:00 2001 From: "Matthias P. Braendli" Date: Sun, 9 Mar 2014 16:24:45 +0100 Subject: remove alsa-dabplus-zmq --- Makefile.am | 3 - alsa-dabplus-zmq.c | 500 ----------------------------------------------------- 2 files changed, 503 deletions(-) delete mode 100644 alsa-dabplus-zmq.c diff --git a/Makefile.am b/Makefile.am index 3adedd0..7b11b04 100644 --- a/Makefile.am +++ b/Makefile.am @@ -47,9 +47,6 @@ mot_encoder_CFLAGS = @MAGICKWAND_CFLAGS@ -Icontrib mot_encoder_LDADD = @MAGICKWAND_LDADD@ mot_encoder_SOURCES = mot-encoder.c contrib/lib_crc.c -alsa_dabplus_zmq_LDADD = libfdk-aac.la -lfec -lzmq -lasound -alsa_dabplus_zmq_SOURCES = alsa-dabplus-zmq.c - dabplus_zmq_LDFLAGS = -no-install dabplus_zmq_LDADD = libfdk-aac.la -lfec -lzmq -lasound \ -lrt -lboost_thread diff --git a/alsa-dabplus-zmq.c b/alsa-dabplus-zmq.c deleted file mode 100644 index abd4768..0000000 --- a/alsa-dabplus-zmq.c +++ /dev/null @@ -1,500 +0,0 @@ -/* ------------------------------------------------------------------ - * Copyright (C) 2011 Martin Storsjo - * Copyright (C) 2013,2014 Matthias P. Braendli - * - * 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 -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include "libAACenc/include/aacenc_lib.h" -#include -#include -#include - -#include - -static struct { - snd_pcm_format_t format; - unsigned int channels; - unsigned int rate; -} hwparams; - - -void usage(const char* name) { - fprintf(stderr, "%s [OPTION...]\n", name); - fprintf(stderr, -" -b, --bitrate={ 8, 16, ..., 192 } Output bitrate in kbps. Must be 8 multiple.\n" -//" -d, --data=FILENAME Set data filename.\n" -//" -g, --fs-bug Turn on FS bug mitigation.\n" -//" -i, --input=FILENAME Input filename (default: stdin).\n" -" -o, --output=URI Output zmq uri. (e.g. 'tcp://*:9000')\n" -" -a, --afterburner Turn on AAC encoder quality increaser.\n" -//" -m, --message Turn on AAC frame messages.\n" -//" -p, --pad=BYTES Set PAD size in bytes.\n" -//" -f, --format={ wav, raw } Set input file format (default: wav).\n" -" -d, --device=alsa_device Set ALSA input device (default: \"default\").\n" -" -c, --channels={ 1, 2 } Nb of input channels for raw input (default: 2).\n" -" -r, --rate={ 32000, 48000 } Sample rate for raw input (default: 48000).\n" -//" -t, --type=TYPE Set data type (dls|pad|packet|dg).\n" -//" -v, --verbose=LEVEL Set verbosity level.\n" -//" -V, --version Print version and exit.\n" -//" --mi=[ 0, ... ] Set AAC frame messages interval in milliseconds.\n" -//" --ma=[ 0, ... ] Set AAC frame messages attack time in milliseconds.\n" -//" -l, --lp Set frame size to 1024 instead of 960.\n" -"\n" -"Only the tcp:// zeromq transport has been tested until now.\n" - -); - -} - -static snd_pcm_t *alsa_handle = NULL; - -static void prg_exit(int code) -{ - if (alsa_handle) { - snd_pcm_close(alsa_handle); - } - exit(code); -} - -static void alsa_prepare(const char* alsa_dev, unsigned int rate, unsigned int channels) -{ - int err; - snd_pcm_hw_params_t *hw_params; - - fprintf(stderr, "Initialising ALSA...\n"); - - const int open_mode = 0; //|= SND_PCM_NONBLOCK; - - if ((err = snd_pcm_open(&alsa_handle, alsa_dev, SND_PCM_STREAM_CAPTURE, open_mode)) < 0) { - fprintf (stderr, "cannot open audio device %s (%s)\n", - alsa_dev, snd_strerror(err)); - prg_exit(1); - } - - const int nonblock = 0; //TODO remove dead code - if (nonblock) { - err = snd_pcm_nonblock(alsa_handle, 1); - if (err < 0) { - fprintf(stderr, "nonblock setting error: %s", snd_strerror(err)); - prg_exit(1); - } - } - - if ((err = snd_pcm_hw_params_malloc(&hw_params)) < 0) { - fprintf (stderr, "cannot allocate hardware parameter structure (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - if ((err = snd_pcm_hw_params_any(alsa_handle, hw_params)) < 0) { - fprintf (stderr, "cannot initialize hardware parameter structure (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - if ((err = snd_pcm_hw_params_set_access(alsa_handle, hw_params, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) { - fprintf (stderr, "cannot set access type (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - if ((err = snd_pcm_hw_params_set_format(alsa_handle, hw_params, SND_PCM_FORMAT_S16_LE)) < 0) { - fprintf (stderr, "cannot set sample format (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - if ((err = snd_pcm_hw_params_set_rate_near(alsa_handle, hw_params, &rate, 0)) < 0) { - fprintf (stderr, "cannot set sample rate (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - if ((err = snd_pcm_hw_params_set_channels(alsa_handle, hw_params, channels)) < 0) { - fprintf (stderr, "cannot set channel count (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - if ((err = snd_pcm_hw_params(alsa_handle, hw_params)) < 0) { - fprintf (stderr, "cannot set parameters (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - snd_pcm_hw_params_free (hw_params); - - if ((err = snd_pcm_prepare(alsa_handle)) < 0) { - fprintf (stderr, "cannot prepare audio interface for use (%s)\n", - snd_strerror(err)); - prg_exit(1); - } - - fprintf(stderr, "ALSA init done.\n"); -} - -static size_t alsa_read(uint8_t* buf, snd_pcm_uframes_t length) -{ - int i; - int err; - - err = snd_pcm_readi(alsa_handle, buf, length); - - if (err != length) { - if (err < 0) { - fprintf (stderr, "read from audio interface failed (%s)\n", - snd_strerror(err)); - } - else { - fprintf(stderr, "short alsa read: %d\n", err); - } - } - - return err; -} - -static void signal_handler(int sig) -{ - fprintf(stderr, "Caught signal %d\n", sig); - if (alsa_handle) { - snd_pcm_abort(alsa_handle); - alsa_handle = NULL; - } - - if (sig == SIGABRT) { - /* do not call snd_pcm_close() and abort immediately */ - alsa_handle = NULL; - exit(EXIT_FAILURE); - } - signal(sig, signal_handler); -} - - - -#define no_argument 0 -#define required_argument 1 -#define optional_argument 2 - -int main(int argc, char *argv[]) { - int subchannel_index = 8; //64kbps subchannel - int ch=0; - int err; - const char *alsa_device = "default"; - const char *outuri = NULL; - int sample_rate=48000, channels=2; - const int bytes_per_sample = 2; - uint8_t* input_buf; - int16_t* convert_buf; - void *rs_handler = NULL; - int aot = AOT_DABPLUS_AAC_LC; - int afterburner = 0; - HANDLE_AACENCODER handle; - CHANNEL_MODE mode; - AACENC_InfoStruct info = { 0 }; - - void *zmq_context = zmq_ctx_new(); - void *zmq_sock = NULL; - - const struct option longopts[] = { - {"bitrate", required_argument, 0, 'b'}, - {"output", required_argument, 0, 'o'}, - {"device", required_argument, 0, 'd'}, - {"rate", required_argument, 0, 'r'}, - {"channels", required_argument, 0, 'c'}, - //{"lp", no_argument, 0, 'l'}, - {"afterburner", no_argument, 0, 'a'}, - {"help", no_argument, 0, 'h'}, - {0,0,0,0}, - }; - - int index; - while(ch != -1) { - ch = getopt_long(argc, argv, "lhab:c:o:r:d:", longopts, &index); - switch (ch) { - case 'd': - alsa_device = optarg; - break; - case 'a': - afterburner = 1; - break; - case 'b': - subchannel_index = atoi(optarg) / 8; - break; - case 'c': - channels = atoi(optarg); - break; - case 'r': - sample_rate = atoi(optarg); - break; - case 'o': - outuri = optarg; - break; - case '?': - case 'h': - usage(argv[0]); - return 1; - } - } - - if(subchannel_index < 1 || subchannel_index > 24) { - fprintf(stderr, "Bad subchannels number: %d, try other bitrate.\n", subchannel_index); - return 1; - } - - fprintf(stderr, "Setting up ZeroMQ socket\n"); - if (outuri) { - zmq_sock = zmq_socket(zmq_context, ZMQ_PUB); - if (zmq_sock == NULL) { - fprintf(stderr, "Error occurred during zmq_socket: %s\n", zmq_strerror(errno)); - return 2; - } - if (zmq_connect(zmq_sock, outuri) != 0) { - fprintf(stderr, "Error occurred during zmq_connect: %s\n", zmq_strerror(errno)); - return 2; - } - } else { - fprintf(stderr, "Output URI not defined\n"); - return 1; - } - - alsa_prepare(alsa_device, sample_rate, channels); - - signal(SIGINT, signal_handler); - signal(SIGTERM, signal_handler); - signal(SIGABRT, signal_handler); - - switch (channels) { - case 1: mode = MODE_1; break; - case 2: mode = MODE_2; break; - default: - fprintf(stderr, "Unsupported channels number %d\n", channels); - prg_exit(1); - } - - - if (aacEncOpen(&handle, 0x01|0x02|0x04, channels) != AACENC_OK) { - fprintf(stderr, "Unable to open encoder\n"); - prg_exit(1); - } - - - if(channels == 2 && subchannel_index <= 6) - aot = AOT_DABPLUS_PS; - else if((channels == 1 && subchannel_index <= 8) || subchannel_index <= 10) - aot = AOT_DABPLUS_SBR; - - fprintf(stderr, "Using %d subchannels. AAC type: %s%s%s. channels=%d, sample_rate=%d\n", - subchannel_index, - aot == AOT_DABPLUS_PS ? "HE-AAC v2" : "", - aot == AOT_DABPLUS_SBR ? "HE-AAC" : "", - aot == AOT_DABPLUS_AAC_LC ? "AAC-LC" : "", - channels, sample_rate); - - if (aacEncoder_SetParam(handle, AACENC_AOT, aot) != AACENC_OK) { - fprintf(stderr, "Unable to set the AOT\n"); - prg_exit(1); - } - if (aacEncoder_SetParam(handle, AACENC_SAMPLERATE, sample_rate) != AACENC_OK) { - fprintf(stderr, "Unable to set the AOT\n"); - prg_exit(1); - } - if (aacEncoder_SetParam(handle, AACENC_CHANNELMODE, mode) != AACENC_OK) { - fprintf(stderr, "Unable to set the channel mode\n"); - prg_exit(1); - } - if (aacEncoder_SetParam(handle, AACENC_CHANNELORDER, 1) != AACENC_OK) { - fprintf(stderr, "Unable to set the wav channel order\n"); - prg_exit(1); - } - if (aacEncoder_SetParam(handle, AACENC_GRANULE_LENGTH, 960) != AACENC_OK) { - fprintf(stderr, "Unable to set the AOT\n"); - prg_exit(1); - } - if (aacEncoder_SetParam(handle, AACENC_TRANSMUX, TT_DABPLUS) != AACENC_OK) { - fprintf(stderr, "Unable to set the RAW transmux\n"); - prg_exit(1); - } - - /*if (aacEncoder_SetParam(handle, AACENC_BITRATEMODE, 7 *AACENC_BR_MODE_SFR*) != AACENC_OK) { - fprintf(stderr, "Unable to set the bitrate mode\n"); - prg_exit(1); - }*/ - - - fprintf(stderr, "AAC bitrate set to: %d\n", subchannel_index*8000); - if (aacEncoder_SetParam(handle, AACENC_BITRATE, subchannel_index*8000) != AACENC_OK) { - fprintf(stderr, "Unable to set the bitrate\n"); - prg_exit(1); - } - if (aacEncoder_SetParam(handle, AACENC_AFTERBURNER, afterburner) != AACENC_OK) { - fprintf(stderr, "Unable to set the afterburner mode\n"); - prg_exit(1); - } - if (aacEncEncode(handle, NULL, NULL, NULL, NULL) != AACENC_OK) { - fprintf(stderr, "Unable to initialize the encoder\n"); - prg_exit(1); - } - if (aacEncInfo(handle, &info) != AACENC_OK) { - fprintf(stderr, "Unable to get the encoder info\n"); - prg_exit(1); - } - - fprintf(stderr, "DAB+ Encoding: framelen=%d\n", info.frameLength); - - int input_size = channels * bytes_per_sample * info.frameLength; - input_buf = (uint8_t*) malloc(input_size); - convert_buf = (int16_t*) malloc(input_size); - - /* symsize=8, gfpoly=0x11d, fcr=0, prim=1, nroots=10, pad=135 */ - rs_handler = init_rs_char(8, 0x11d, 0, 1, 10, 135); - if (rs_handler == NULL) { - perror("init_rs_char failed"); - prg_exit(1); - } - - int loops = 0; - int outbuf_size = subchannel_index*120; - uint8_t outbuf[20480]; - - if(outbuf_size % 5 != 0) { - fprintf(stderr, "(outbuf_size mod 5) = %d\n", outbuf_size % 5); - } - - fprintf(stderr, "outbuf_size: %d\n", outbuf_size); - //outbuf_size += (4 * subchannel_index * (8*8)/8) - outbuf_size/5; - //fprintf(stderr, "outbuf_size: %d\n", outbuf_size); - - int frame=0; - int send_error_count = 0; - while (1) { - memset(outbuf, 0x00, outbuf_size); - - 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 i; - int send_error; - void *in_ptr, *out_ptr; - AACENC_ERROR err; - - int readframes = alsa_read(input_buf, info.frameLength); - if (readframes != info.frameLength) { - fprintf(stderr, "Unable to read enough data from input!\n"); - break; - } - - if (readframes <= 0) { - in_args.numInSamples = -1; - } else { - in_ptr = input_buf; - in_size = readframes*bytes_per_sample*channels; - in_elem_size = bytes_per_sample; - - in_args.numInSamples = readframes*bytes_per_sample; - 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"); - prg_exit(1); - } - if (out_args.numOutBytes == 0) - continue; -#if 0 - unsigned char au_start[6]; - unsigned char* sfbuf = outbuf; - au_start[0] = 6; - au_start[1] = (*(sfbuf + 3) << 4) + ((*(sfbuf + 4)) >> 4); - au_start[2] = ((*(sfbuf + 4) & 0x0f) << 8) + *(sfbuf + 5); - fprintf (stderr, "au_start[0] = %d\n", au_start[0]); - fprintf (stderr, "au_start[1] = %d\n", au_start[1]); - fprintf (stderr, "au_start[2] = %d\n", au_start[2]); -#endif - - int row, col; - unsigned char buf_to_rs_enc[110]; - unsigned char rs_enc[10]; - for(row=0; row < subchannel_index; row++) { - for(col=0;col < 110; col++) { - buf_to_rs_enc[col] = outbuf[subchannel_index * col + row]; - } - - encode_rs_char(rs_handler, buf_to_rs_enc, rs_enc); - - for(col=110; col<120; col++) { - outbuf[subchannel_index * col + row] = rs_enc[col-110]; - assert(subchannel_index * col + row < outbuf_size); - } - } - - send_error = zmq_send(zmq_sock, outbuf, outbuf_size, ZMQ_DONTWAIT); - if (send_error < 0) { - fprintf(stderr, "ZeroMQ send failed! %s\n", zmq_strerror(errno)); - send_error_count ++; - } - - if (send_error_count > 10) - { - fprintf(stderr, "ZeroMQ send failed ten times, aborting!\n"); - break; - } - //fwrite(outbuf, 1, /*out_args.numOutBytes*/ outbuf_size, out_fh); - //fprintf(stderr, "Written %d/%d bytes!\n", out_args.numOutBytes + row*10, outbuf_size); - if(out_args.numOutBytes + row*10 == outbuf_size) - fprintf(stderr, "."); - -// if(frame > 10) -// break; - frame++; - } - - zmq_close(zmq_sock); - free_rs_char(rs_handler); - - aacEncClose(&handle); - - zmq_ctx_term(zmq_context); - prg_exit(0); -} - -- cgit v1.2.3