Allow specifying frames per call to resample() (56df9ff3) · Commits · e / os / android_frameworks_av

services/audioflinger/test-resample.cpp

+15 −3

Original line number	Diff line number	Diff line
		@@ -34,7 +34,7 @@ bool gVerbose = false;

		static int usage(const char* name) {
		fprintf(stderr,"Usage: %s [-p] [-h] [-v] [-s] [-q {dq\|lq\|mq\|hq\|vhq\|dlq\|dmq\|dhq}]"
		" [-i input-sample-rate] [-o output-sample-rate] [<input-file>]"
		" [-i input-sample-rate] [-o output-sample-rate] [-O #] [<input-file>]"
		" <output-file>\n", name);
		fprintf(stderr," -p enable profiling\n");
		fprintf(stderr," -h create wav file\n");
		@@ -51,6 +51,7 @@ static int usage(const char* name) {
		fprintf(stderr," dhq : dynamic high quality\n");
		fprintf(stderr," -i input file sample rate (ignored if input file is specified)\n");
		fprintf(stderr," -o output file sample rate\n");
		fprintf(stderr," -O # frames output per call to resample()\n");
		return -1;
		}

		@@ -64,9 +65,10 @@ int main(int argc, char* argv[]) {
		int input_freq = 0;
		int output_freq = 0;
		AudioResampler::src_quality quality = AudioResampler::DEFAULT_QUALITY;
		size_t framesPerCall = 0;

		int ch;
		while ((ch = getopt(argc, argv, "pfhvsq:i:o:")) != -1) {
		while ((ch = getopt(argc, argv, "pfhvsq:i:o:O:")) != -1) {
		switch (ch) {
		case 'p':
		profileResample = true;
		@@ -111,6 +113,9 @@ int main(int argc, char* argv[]) {
		case 'o':
		output_freq = atoi(optarg);
		break;
		case 'O':
		framesPerCall = atoi(optarg);
		break;
		case '?':
		default:
		usage(progname);
		@@ -343,7 +348,14 @@ int main(int argc, char* argv[]) {
		if (gVerbose) {
		printf("resample() %u output frames\n", out_frames);
		}
		resampler->resample((int*) output_vaddr, out_frames, &provider);
		if (framesPerCall == 0 \|\| framesPerCall > out_frames) {
		framesPerCall = out_frames;
		}
		for (size_t i = 0; i < out_frames; ) {
		size_t thisFrames = framesPerCall <= out_frames - i ? framesPerCall : out_frames - i;
		resampler->resample((int) output_vaddr + 2i, thisFrames, &provider);
		i += thisFrames;
		}
		if (gVerbose) {
		printf("resample() complete\n");
		}