add playaydio daemon for cameras with Ingenic

br-ext-chip-ingenic/configs/t31_lite_defconfig

@@ -86,6 +86,7 @@ BR2_PACKAGE_UACME_OPENIPC=y
 BR2_PACKAGE_VTUND_OPENIPC=y
 BR2_PACKAGE_YAML_CLI=y
 BR2_PACKAGE_QUIRC_OPENIPC=y
+# BR2_PLAYAUDIO is not set
 
 # WiFi
 BR2_PACKAGE_WIRELESS_TOOLS=y

br-ext-chip-ingenic/package/playaudio

@@ -0,0 +1 @@
+../../general/package/playaudio/

general/package/playaudio/Config.in

@@ -0,0 +1,4 @@
+config BR2_PACKAGE_PLAYAUDIO
+	bool "playaudio"
+	help
+	  playaudio - play sound file on speaker

general/package/playaudio/playaudio.mk

@@ -0,0 +1,25 @@
+################################################################################
+#
+# playaudio
+#
+################################################################################
+
+PLAYAUDIO_LICENSE = MIT
+PLAYAUDIO_LICENSE_FILES = LICENSE
+
+define PLAYAUDIO_EXTRACT_CMDS
+	cp -avr ../general/package/playaudio/src/* $(@D)/
+endef
+
+PLAYAUDIO_MAKE_OPTS = \
+	CC="$(TARGET_CC)"
+
+define PLAYAUDIO_BUILD_CMDS
+	$(MAKE) $(PLAYAUDIO_MAKE_OPTS) -C $(@D)
+endef
+
+define PLAYAUDIO_INSTALL_TARGET_CMDS
+	install -m 0755 -D $(@D)/playaudio $(TARGET_DIR)/usr/bin/playaudio
+endef
+
+$(eval $(generic-package))

general/package/playaudio/src/Makefile

@@ -0,0 +1,10 @@
+LIBDIR=lib
+LIBS=$(LIBDIR)/libimp.a $(LIBDIR)/libalog.a
+
+all: playaudio
+
+playaudio: playaudio.o
+	$(CC) -o $@ $^ $(LIBS)
+
+clean:
+	-rm playaudio *.o

general/package/playaudio/src/playaudio.c

@@ -0,0 +1,141 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <getopt.h>
+
+#include "imp_audio.h"
+
+#define AO_RATE 8000
+#define AO_TIME 20
+#define AO_SIZE (AO_RATE * sizeof(short) * AO_TIME / 1000)
+
+int chnVol = 80;
+const char *aoPlayFile = "/usr/share/test.pcm";
+
+void
+audioOutputPlay()
+{
+	unsigned char *buf;
+	FILE *playFile;
+	IMPAudioIOAttr attr;
+	int devID, chnID, aogain, size, i;
+
+	buf = NULL;
+	buf = (unsigned char *)malloc(AO_SIZE);
+	if(buf == NULL){
+		perror("malloc()");
+		exit(EXIT_FAILURE);
+	}
+
+	playFile = fopen(aoPlayFile, "rb");
+	if(playFile == NULL){
+		perror("fopen()");
+		exit(EXIT_FAILURE);
+	}
+
+	devID = 0;
+	attr.samplerate = AUDIO_SAMPLE_RATE_8000;
+	attr.bitwidth = AUDIO_BIT_WIDTH_16;
+	attr.soundmode = AUDIO_SOUND_MODE_MONO;
+	attr.frmNum = 20;
+	attr.numPerFrm = 640;
+	attr.chnCnt = 1;
+
+	if(IMP_AO_SetPubAttr(devID, &attr)){
+		perror("IMP_AO_SetPubAttr()");
+		exit(EXIT_FAILURE);
+	}
+
+	if(IMP_AO_Enable(devID)){
+		perror("IMP_AO_Enable()");
+		exit(EXIT_FAILURE);
+	}
+
+	chnID = 0;
+	if(IMP_AO_EnableChn(devID, chnID)){
+		perror("IMP_AO_EnableChn()");
+		exit(EXIT_FAILURE);
+	}
+
+	if(IMP_AO_SetVol(devID, chnID, chnVol)){
+		perror("IMP_AO_SetVol()");
+		exit(EXIT_FAILURE);
+	}
+
+	aogain = 28;
+	if(IMP_AO_SetGain(devID, chnID, aogain)){
+		perror("IMP_AO_SetGain()");
+		exit(EXIT_FAILURE);
+	}
+
+	size = 0;
+	while(1){
+		size = fread(buf, 1, AO_SIZE, playFile);
+		if(size < AO_SIZE)
+			break;
+
+		IMPAudioFrame frm;
+		frm.virAddr = (uint32_t *)buf;
+		frm.len = size;
+		if(IMP_AO_SendFrame(devID, chnID, &frm, BLOCK)){
+			perror("IMP_AO_SendFrame()");
+			exit(EXIT_FAILURE);
+		}
+	}
+
+	if(IMP_AO_FlushChnBuf(devID, chnID)){
+		perror("IMP_AO_FlushChnBuf()");
+		exit(EXIT_FAILURE);
+	}
+
+	if(IMP_AO_DisableChn(devID, chnID)){
+		perror("IMP_AO_DisableChn()");
+		exit(EXIT_FAILURE);
+	}
+
+	if(IMP_AO_Disable(devID)){
+		perror("IMP_AO_Disable()");
+		exit(EXIT_FAILURE);
+	}
+
+	fclose(playFile);
+	free(buf);
+}
+
+void
+usage(const char *argv0)
+{
+	fprintf(stderr, "\nusage: %s [options]\n\n"
+	                "options:\n"
+	                "	-f set path to audio file (default: %s)\n"
+	                "	-v set volume (default: %d)\n"
+	                "	-h print this usage statement and exit\n\n",  argv0, aoPlayFile, chnVol);
+}
+
+int
+main(int argc, char *argv[])
+{
+	int opt;
+
+	while((opt = getopt(argc, argv, "f:v:h:")) != -1){
+		switch(opt){
+			case 'f':
+				aoPlayFile = optarg;
+				break;
+			case 'v':
+				chnVol = atoi(optarg);
+				break;
+			case 'h':
+				usage(argv[0]);
+				exit(EXIT_SUCCESS);
+			default:
+				usage(argv[0]);
+				exit(EXIT_FAILURE);
+		}
+	}
+
+	audioOutputPlay();
+
+	return 0;
+}