diff options
Diffstat (limited to 'blocklib/audio/lib')
| -rw-r--r-- | blocklib/audio/lib/.gitignore | 1 | ||||
| -rw-r--r-- | blocklib/audio/lib/alsa_internal.cc | 172 | ||||
| -rw-r--r-- | blocklib/audio/lib/alsa_internal.h | 89 | ||||
| -rw-r--r-- | blocklib/audio/lib/meson.build | 42 |
4 files changed, 0 insertions, 304 deletions
diff --git a/blocklib/audio/lib/.gitignore b/blocklib/audio/lib/.gitignore deleted file mode 100644 index 01ecb66ff..000000000 --- a/blocklib/audio/lib/.gitignore +++ /dev/null @@ -1 +0,0 @@ -!meson.build
\ No newline at end of file diff --git a/blocklib/audio/lib/alsa_internal.cc b/blocklib/audio/lib/alsa_internal.cc deleted file mode 100644 index 793d0d0fe..000000000 --- a/blocklib/audio/lib/alsa_internal.cc +++ /dev/null @@ -1,172 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2004 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * SPDX-License-Identifier: GPL-3.0-or-later - * - */ - -#ifdef HAVE_CONFIG_H -#warning "ALSA CONFIG H" -#include "config.h" -#endif - -#include <gnuradio/logger.h> - -#include "alsa_internal.h" - -#include <algorithm> - -static snd_pcm_access_t access_types[] = { SND_PCM_ACCESS_MMAP_INTERLEAVED, - SND_PCM_ACCESS_MMAP_NONINTERLEAVED, - SND_PCM_ACCESS_MMAP_COMPLEX, - SND_PCM_ACCESS_RW_INTERLEAVED, - SND_PCM_ACCESS_RW_NONINTERLEAVED }; - -static snd_pcm_format_t format_types[] = { - // SND_PCM_FORMAT_UNKNOWN, - SND_PCM_FORMAT_S8, - SND_PCM_FORMAT_U8, - SND_PCM_FORMAT_S16_LE, - SND_PCM_FORMAT_S16_BE, - SND_PCM_FORMAT_U16_LE, - SND_PCM_FORMAT_U16_BE, - SND_PCM_FORMAT_S24_LE, - SND_PCM_FORMAT_S24_BE, - SND_PCM_FORMAT_U24_LE, - SND_PCM_FORMAT_U24_BE, - SND_PCM_FORMAT_S32_LE, - SND_PCM_FORMAT_S32_BE, - SND_PCM_FORMAT_U32_LE, - SND_PCM_FORMAT_U32_BE, - SND_PCM_FORMAT_FLOAT_LE, - SND_PCM_FORMAT_FLOAT_BE, - SND_PCM_FORMAT_FLOAT64_LE, - SND_PCM_FORMAT_FLOAT64_BE, - SND_PCM_FORMAT_IEC958_SUBFRAME_LE, - SND_PCM_FORMAT_IEC958_SUBFRAME_BE, - SND_PCM_FORMAT_MU_LAW, - SND_PCM_FORMAT_A_LAW, - SND_PCM_FORMAT_IMA_ADPCM, - SND_PCM_FORMAT_MPEG, - SND_PCM_FORMAT_GSM, - SND_PCM_FORMAT_SPECIAL, - SND_PCM_FORMAT_S24_3LE, - SND_PCM_FORMAT_S24_3BE, - SND_PCM_FORMAT_U24_3LE, - SND_PCM_FORMAT_U24_3BE, - SND_PCM_FORMAT_S20_3LE, - SND_PCM_FORMAT_S20_3BE, - SND_PCM_FORMAT_U20_3LE, - SND_PCM_FORMAT_U20_3BE, - SND_PCM_FORMAT_S18_3LE, - SND_PCM_FORMAT_S18_3BE, - SND_PCM_FORMAT_U18_3LE, - SND_PCM_FORMAT_U18_3BE -}; - -static unsigned int test_rates[] = { 8000, 16000, 22050, 32000, - 44100, 48000, 96000, 192000 }; - -#define NELEMS(x) (sizeof(x) / sizeof(x[0])) - -void gri_alsa_dump_hw_params(snd_pcm_t* pcm, snd_pcm_hw_params_t* hwparams, FILE* fp) -{ - fprintf(fp, "PCM name: %s\n", snd_pcm_name(pcm)); - - fprintf(fp, "Access types:\n"); - for (unsigned i = 0; i < NELEMS(access_types); i++) { - snd_pcm_access_t at = access_types[i]; - fprintf(fp, - " %-20s %s\n", - snd_pcm_access_name(at), - snd_pcm_hw_params_test_access(pcm, hwparams, at) == 0 ? "YES" : "NO"); - } - - fprintf(fp, "Formats:\n"); - for (unsigned i = 0; i < NELEMS(format_types); i++) { - snd_pcm_format_t ft = format_types[i]; - if (0) - fprintf(fp, - " %-20s %s\n", - snd_pcm_format_name(ft), - snd_pcm_hw_params_test_format(pcm, hwparams, ft) == 0 ? "YES" : "NO"); - else { - if (snd_pcm_hw_params_test_format(pcm, hwparams, ft) == 0) - fprintf(fp, " %-20s YES\n", snd_pcm_format_name(ft)); - } - } - - fprintf(fp, "Number of channels\n"); - unsigned int min_chan, max_chan; - snd_pcm_hw_params_get_channels_min(hwparams, &min_chan); - snd_pcm_hw_params_get_channels_max(hwparams, &max_chan); - fprintf(fp, " min channels: %d\n", min_chan); - fprintf(fp, " max channels: %d\n", max_chan); - unsigned int chan; - max_chan = std::min(max_chan, 16U); // truncate display... - for (chan = min_chan; chan <= max_chan; chan++) { - fprintf(fp, - " %d channels\t%s\n", - chan, - snd_pcm_hw_params_test_channels(pcm, hwparams, chan) == 0 ? "YES" : "NO"); - } - - fprintf(fp, "Sample Rates:\n"); - unsigned int min_rate, max_rate; - int min_dir, max_dir; - - snd_pcm_hw_params_get_rate_min(hwparams, &min_rate, &min_dir); - snd_pcm_hw_params_get_rate_max(hwparams, &max_rate, &max_dir); - fprintf(fp, " min rate: %7d (dir = %d)\n", min_rate, min_dir); - fprintf(fp, " max rate: %7d (dir = %d)\n", max_rate, max_dir); - for (unsigned i = 0; i < NELEMS(test_rates); i++) { - unsigned int rate = test_rates[i]; - fprintf(fp, - " %6u %s\n", - rate, - snd_pcm_hw_params_test_rate(pcm, hwparams, rate, 0) == 0 ? "YES" : "NO"); - } - - fflush(fp); -} - -bool gri_alsa_pick_acceptable_format(snd_pcm_t* pcm, - snd_pcm_hw_params_t* hwparams, - snd_pcm_format_t acceptable_formats[], - unsigned nacceptable_formats, - snd_pcm_format_t* selected_format, - const char* error_msg_tag, - bool verbose) -{ - int err; - gr::logger_ptr logger, debug_logger; - gr::configure_default_loggers( - logger, debug_logger, "gri_alsa_pick_acceptable_format"); - - // pick a format that we like... - for (unsigned i = 0; i < nacceptable_formats; i++) { - if (snd_pcm_hw_params_test_format(pcm, hwparams, acceptable_formats[i]) == 0) { - err = snd_pcm_hw_params_set_format(pcm, hwparams, acceptable_formats[i]); - if (err < 0) { - logger->error("{:s}[{:s}]: failed to set format: {:s}", - error_msg_tag, - snd_pcm_name(pcm), - snd_strerror(err)); - return false; - } - debug_logger->info("{:s}[{:s}]: using {:s}", - error_msg_tag, - snd_pcm_name(pcm), - snd_pcm_format_name(acceptable_formats[i])); - *selected_format = acceptable_formats[i]; - return true; - } - } - - logger->error( - "{:s}[{:s}]: failed to find acceptable format", error_msg_tag, snd_pcm_name(pcm)); - return false; -} diff --git a/blocklib/audio/lib/alsa_internal.h b/blocklib/audio/lib/alsa_internal.h deleted file mode 100644 index 0147cb1b6..000000000 --- a/blocklib/audio/lib/alsa_internal.h +++ /dev/null @@ -1,89 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2004 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * SPDX-License-Identifier: GPL-3.0-or-later - * - */ - -#pragma once - -#include <alsa/asoundlib.h> -#include <cstdio> -#include <stdexcept> - -void gri_alsa_dump_hw_params(snd_pcm_t* pcm, snd_pcm_hw_params_t* hwparams, FILE* fp); - -bool gri_alsa_pick_acceptable_format(snd_pcm_t* pcm, - snd_pcm_hw_params_t* hwparams, - snd_pcm_format_t acceptable_formats[], - unsigned nacceptable_formats, - snd_pcm_format_t* selected_format, - const char* error_msg_tag, - bool verbose); - -namespace gr { -namespace audio { -namespace alsa_internal { -// hw/sw params RAII wrapper. -template <typename T, int Alloc(T**), void Free(T*)> -class param_wrap -{ -public: - param_wrap() - { - const int err = Alloc(&d_param); - if (err) { - throw std::runtime_error("failed to allocate ALSA params. Error code " + - std::to_string(err)); - } - } - param_wrap(const param_wrap&) = delete; - param_wrap& operator=(const param_wrap&) = delete; - T* get() { return d_param; } - ~param_wrap() { Free(d_param); } - -private: - T* d_param = nullptr; -}; -typedef param_wrap<snd_pcm_hw_params_t, snd_pcm_hw_params_malloc, snd_pcm_hw_params_free> - hwparam_wrap; -typedef param_wrap<snd_pcm_sw_params_t, snd_pcm_sw_params_malloc, snd_pcm_sw_params_free> - swparam_wrap; - -class sndpcm_wrap -{ -public: - sndpcm_wrap(snd_pcm_t* in = nullptr) : d_pcm_handle(in) {} - sndpcm_wrap(const sndpcm_wrap&) = delete; - sndpcm_wrap(sndpcm_wrap&&) = delete; - sndpcm_wrap& operator=(const sndpcm_wrap&) = delete; - sndpcm_wrap& operator=(sndpcm_wrap&&) = delete; - ~sndpcm_wrap() { close(); } - void close() - { - if (d_pcm_handle == nullptr) { - return; - } - if (snd_pcm_state(d_pcm_handle) == SND_PCM_STATE_RUNNING) { - snd_pcm_drop(d_pcm_handle); - } - snd_pcm_close(d_pcm_handle); - d_pcm_handle = nullptr; - } - void set(snd_pcm_t* ptr) - { - close(); - d_pcm_handle = ptr; - } - snd_pcm_t* get() noexcept { return d_pcm_handle; } - -private: - snd_pcm_t* d_pcm_handle; -}; - -} // namespace alsa_internal -} // namespace audio -} // namespace gr diff --git a/blocklib/audio/lib/meson.build b/blocklib/audio/lib/meson.build deleted file mode 100644 index d0530e463..000000000 --- a/blocklib/audio/lib/meson.build +++ /dev/null @@ -1,42 +0,0 @@ -audio_sources += [ - 'alsa_internal.cc' -] - -alsa_dep = dependency('alsa', required: true) - -audio_deps += [gnuradio_gr_dep, volk_dep, fmt_dep, pmtf_dep, alsa_dep] - -block_cpp_args = ['-DHAVE_CPU'] - -incdir = include_directories(['../include/gnuradio/audio','../include']) -gnuradio_blocklib_audio_lib = library('gnuradio-blocklib-audio', - audio_sources, - include_directories : incdir, - install : true, - link_language: 'cpp', - dependencies : audio_deps, - cpp_args : block_cpp_args) - -gnuradio_blocklib_audio_dep = declare_dependency(include_directories : incdir, - link_with : gnuradio_blocklib_audio_lib, - dependencies : audio_deps) - -cmake_conf = configuration_data() -cmake_conf.set('libdir', join_paths(prefix,get_option('libdir'))) -cmake_conf.set('module', 'audio') -cmake.configure_package_config_file( - name : 'gnuradio-audio', - input : join_paths(meson.source_root(),'cmake','Modules','gnuradioConfigModule.cmake.in'), - install_dir : get_option('prefix') / get_option('libdir') / 'cmake' / 'gnuradio', - configuration : cmake_conf -) - -pkg = import('pkgconfig') -libs = [gnuradio_blocklib_audio_lib] # the library/libraries users need to link against -h = ['.'] # subdirectories of ${prefix}/${includedir} to add to header path -pkg.generate(libraries : libs, - subdirs : h, - version : meson.project_version(), - name : 'libgnuradio-audio', - filebase : 'gnuradio-audio', - description : 'GNU Radio Audio Module') |