340 lines
8.9 KiB
C
340 lines
8.9 KiB
C
// Compile with:
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// gcc -o ecore_audio_playback ecore_audio_playback.c `pkg-config --libs --cflags ecore eina ecore-audio`
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#include <stdio.h>
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#include <string.h>
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#include <libgen.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <termios.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <Ecore.h>
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#include <Ecore_Audio.h>
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#include <Eina.h>
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Eo *out = NULL;
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double volume = 1;
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Eina_List *inputs = NULL;
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void
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handle_cmd(char *cmd, size_t bread)
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{
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const char *name;
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Eina_List *out_inputs, *input;
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Eo *in;
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Eina_Bool paused, ret;
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double pos, length;
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int min;
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if (!out)
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return;
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ecore_audio_obj_out_inputs_get(out, &out_inputs);
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EINA_LIST_FOREACH(out_inputs, input, in)
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{
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ecore_audio_obj_in_seek(in, 0, SEEK_CUR, &pos);
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if (!strncmp(cmd, "<", bread))
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ecore_audio_obj_in_seek(in, -10, SEEK_CUR, &pos);
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else if (!strncmp(cmd, ">", bread))
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ecore_audio_obj_in_seek(in, 10, SEEK_CUR, &pos);
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min = pos / 60;
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ecore_audio_obj_name_get(in, &name);
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ecore_audio_obj_in_length_get(in, &length);
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printf("Position: %2im %5.02fs (%0.2f%%) - %s\n", min, pos - min * 60, pos/length*100, name);
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}
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if (!strncmp(cmd, "p", bread))
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{
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}
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else if (!strncmp(cmd, "n", bread))
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{
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in = eina_list_data_get(out_inputs);
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ret = ecore_audio_obj_out_input_detach(out, in);
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if (!ret)
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printf("Could not detach input\n");
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inputs = eina_list_remove(inputs, in);
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if (eina_list_count(inputs) > 0)
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{
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in = (Eo *)eina_list_data_get(inputs);
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ecore_audio_obj_name_get(in, &name);
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ecore_audio_obj_in_length_get(in, &length);
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printf("Start: %s (%0.2fs)\n", name, length);
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ret = ecore_audio_obj_out_input_attach(out, in);
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if (!ret)
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printf("Could not attach input %s\n", name);
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}
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else
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{
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printf("Done\n");
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ecore_main_loop_quit();
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}
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}
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else if (!strncmp(cmd, "m", bread))
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{
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inputs = eina_list_remove(inputs, eina_list_data_get(inputs));
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if (eina_list_count(inputs) > 0)
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{
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in = (Eo *)eina_list_data_get(inputs);
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ecore_audio_obj_name_get(in, &name);
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ecore_audio_obj_in_length_get(in, &length);
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printf("Start: %s (%0.2fs)\n", name, length);
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ret = ecore_audio_obj_out_input_attach(out, in);
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if (!ret)
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printf("Could not attach input %s\n", name);
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}
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}
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else if (!strncmp(cmd, "l", bread))
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{
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EINA_LIST_FOREACH(out_inputs, input, in)
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{
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Eina_Bool loop;
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ecore_audio_obj_in_looped_get(in, &loop);
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ecore_audio_obj_name_get(in, &name);
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printf("%s song %s\n", !loop?"Looping":"Not looping", name);
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ecore_audio_obj_in_looped_set(in, !loop);
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}
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}
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else if (!strncmp(cmd, "+", bread))
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{
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if (volume < 1.5)
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volume += 0.01;
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ecore_audio_obj_volume_set(out, volume);
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printf("Volume: %3.0f%%\n", volume * 100);
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}
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else if (!strncmp(cmd, "-", bread))
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{
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if (volume > 0)
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volume -= 0.01;
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ecore_audio_obj_volume_set(out, volume);
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printf("Volume: %3.0f%%\n", volume * 100);
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}
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else if (!strncmp(cmd, "*", bread))
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{
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double speed;
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EINA_LIST_FOREACH(out_inputs, input, in)
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{
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ecore_audio_obj_in_speed_get(in, &speed);
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if (speed < 2.0)
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speed += 0.01;
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ecore_audio_obj_in_speed_set(in, speed);
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ecore_audio_obj_name_get(in, &name);
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printf("Speed: %3.0f%% (%s)\n", speed * 100, name);
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}
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}
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else if (!strncmp(cmd, "/", bread))
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{
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double speed;
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EINA_LIST_FOREACH(out_inputs, input, in)
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{
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ecore_audio_obj_in_speed_get(in, &speed);
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if (speed > 0.5)
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speed -= 0.01;
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ecore_audio_obj_in_speed_set(in, speed);
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ecore_audio_obj_name_get(in, &name);
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printf("Speed: %3.0f%% (%s)\n", speed * 100, name);
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}
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}
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else if (!strncmp(cmd, " ", bread))
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{
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EINA_LIST_FOREACH(out_inputs, input, in)
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{
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ecore_audio_obj_paused_get(in, &paused);
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ecore_audio_obj_name_get(in, &name);
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ecore_audio_obj_in_remaining_get(in, &length);
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printf("%s %s\n%0.2f remaining\n", !paused ? "Paused" : "Unpaused", name, length);
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ecore_audio_obj_paused_set(in, !paused);
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}
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}
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else if (!strncmp(cmd, "q", bread))
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{
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ecore_main_loop_quit();
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}
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else
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printf("Unhandled cmd '%s'\n", cmd);
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}
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Eina_Bool
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handle_input(void *data EINA_UNUSED, Ecore_Fd_Handler *handler)
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{
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size_t bread;
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char buf[20];
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int fd;
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if (!ecore_main_fd_handler_active_get(handler, ECORE_FD_READ))
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return EINA_TRUE;
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fd = ecore_main_fd_handler_fd_get(handler);
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bread = read(fd, buf, sizeof(buf));
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if (bread == 0)
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{
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printf("Ctrl-D?\n");
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ecore_main_loop_quit();
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return EINA_FALSE;
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}
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handle_cmd(buf, bread);
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return EINA_TRUE;
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}
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static Eina_Bool _play_finished(void *data EINA_UNUSED, const Eo_Event *event)
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{
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const char *name;
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Eina_Bool ret;
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ecore_audio_obj_name_get(event->object, &name);
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printf("Done: %s\n", name);
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inputs = eina_list_remove(inputs, event->object);
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ret = ecore_audio_obj_out_input_detach(out, event->object);
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eo_unref(event->object);
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if (!ret)
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printf("Could not detach input %s\n", name);
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if (eina_list_count(inputs) > 0)
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{
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const char *name;
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Eo *in = (Eo *)eina_list_data_get(inputs);
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ecore_audio_obj_name_get(in, &name);
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printf("Start: %s\n", name);
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ret = ecore_audio_obj_out_input_attach(out, in);
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if (!ret)
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printf("Could not attach input %s\n", name);
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}
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else
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{
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printf("Stream done\n");
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ecore_main_loop_quit();
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}
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return EINA_TRUE;
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}
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int
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main(int argc, const char *argv[])
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{
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int i, freq;
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Eina_Bool ret;
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struct termios tcorig, tcnew;
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Eo *in;
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char *tmp, *tmp2, *val;
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if (argc < 2)
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{
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printf("Please provide a filename\n");
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exit(EXIT_FAILURE);
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}
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ecore_init();
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ecore_audio_init();
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ecore_app_args_set(argc, argv);
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for (i=1;i<argc;i++)
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{
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if (!strncmp(argv[i], "tone:", 5))
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{
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in = eo_add(ECORE_AUDIO_OBJ_IN_TONE_CLASS, NULL);
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if (!in)
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{
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printf("error when creating ecore audio source.\n");
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goto end;
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}
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/* The name has the format "tone:freq=x,duration=y */
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tmp = strdup(argv[i]);
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val = strtok_r(tmp, ":", &tmp2);
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while ((val = strtok_r(NULL, ",", &tmp2)) != NULL)
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{
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if (!strncmp(val, "freq=", 5)) {
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freq = atoi(&val[5]);
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eo_key_data_set(in, ECORE_AUDIO_ATTR_TONE_FREQ, &freq);
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} else if (!strncmp(val, "duration=", 9)) {
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ecore_audio_obj_in_length_set(in, atof(&val[9]));
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}
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}
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free(tmp);
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ecore_audio_obj_name_set(in, argv[i]);
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}
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else
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{
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in = eo_add(ECORE_AUDIO_OBJ_IN_SNDFILE_CLASS, NULL);
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if (!in)
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{
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printf("error when creating ecore audio source.\n");
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goto end;
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}
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tmp = strdup(argv[i]);
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ecore_audio_obj_name_set(in, basename(tmp));
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free(tmp);
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ret = ecore_audio_obj_source_set(in, argv[i]);
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if (!ret) {
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printf("Could not set %s as input\n", argv[i]);
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continue;
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}
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}
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eo_event_callback_add(in, ECORE_AUDIO_EV_IN_STOPPED, _play_finished, NULL);
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inputs = eina_list_append(inputs, in);
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}
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const char *name;
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double length;
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in = (Eo *)eina_list_data_get(inputs);
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if (!in)
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return 1;
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ecore_audio_obj_name_get(in, &name);
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ecore_audio_obj_in_length_get(in, &length);
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printf("Start: %s (%0.2fs)\n", name, length);
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out = eo_add(ECORE_AUDIO_OBJ_OUT_PULSE_CLASS, NULL);
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ret = ecore_audio_obj_out_input_attach(out, in);
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if (!ret)
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printf("Could not attach input %s\n", name);
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/* Disable canonical mode for stdin */
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if (tcgetattr(0, &tcorig) == -1)
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printf("Problem getting termcaps: %s\n", strerror(errno));
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tcnew = tcorig;
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tcnew.c_lflag &= ~(ICANON | ECHO);
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if (tcsetattr(0, TCSANOW, &tcnew) == -1)
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printf("Problem setting termcaps: %s\n", strerror(errno));
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ecore_main_fd_handler_add(0, ECORE_FD_READ, handle_input, NULL, NULL, NULL);
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ecore_main_loop_begin();
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end:
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ecore_audio_shutdown();
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ecore_shutdown();
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/* Reset stdin */
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if (tcsetattr(0, TCSANOW, &tcorig) == -1)
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printf("Problem restoring termcaps: %s\n", strerror(errno));
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return 0;
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}
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