This patch adds a -I command line option to set the codec ID, same as crecord.
Signed-off-by: Katsuhiro Suzuki suzuki.katsuhiro@socionext.com --- src/utils/cplay.c | 86 +++++++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 78 insertions(+), 8 deletions(-)
diff --git a/src/utils/cplay.c b/src/utils/cplay.c index bc95f0d..1eb21ce 100644 --- a/src/utils/cplay.c +++ b/src/utils/cplay.c @@ -74,25 +74,75 @@ #include "tinycompress/tinymp3.h"
static int verbose; +static const unsigned int DEFAULT_CODEC_ID = SND_AUDIOCODEC_PCM; + +static const struct { + const char *name; + unsigned int id; +} codec_ids[] = { + { "PCM", SND_AUDIOCODEC_PCM }, + { "MP3", SND_AUDIOCODEC_MP3 }, + { "AMR", SND_AUDIOCODEC_AMR }, + { "AMRWB", SND_AUDIOCODEC_AMRWB }, + { "AMRWBPLUS", SND_AUDIOCODEC_AMRWBPLUS }, + { "AAC", SND_AUDIOCODEC_AAC }, + { "WMA", SND_AUDIOCODEC_WMA }, + { "REAL", SND_AUDIOCODEC_REAL }, + { "VORBIS", SND_AUDIOCODEC_VORBIS }, + { "FLAC", SND_AUDIOCODEC_FLAC }, + { "IEC61937", SND_AUDIOCODEC_IEC61937 }, + { "G723_1", SND_AUDIOCODEC_G723_1 }, + { "G729", SND_AUDIOCODEC_G729 }, +/* BESPOKE isn't defined on older kernels */ +#ifdef SND_AUDIOCODEC_BESPOKE + { "BESPOKE", SND_AUDIOCODEC_BESPOKE }, +#endif +}; +#define CPLAY_NUM_CODEC_IDS (sizeof(codec_ids) / sizeof(codec_ids[0])) + +static const char *codec_name_from_id(unsigned int id) +{ + static char hexname[12]; + int i; + + for (i = 0; i < CPLAY_NUM_CODEC_IDS; ++i) { + if (codec_ids[i].id == id) + return codec_ids[i].name; + } + + snprintf(hexname, sizeof(hexname), "0x%x", id); + return hexname; /* a static is safe because we're single-threaded */ +}
static void usage(void) { + int i; + fprintf(stderr, "usage: cplay [OPTIONS] filename\n" "-c\tcard number\n" "-d\tdevice node\n" + "-I\tspecify codec ID (default is mp3)\n" "-b\tbuffer size\n" "-f\tfragments\n\n" "-v\tverbose mode\n" "-h\tPrints this help list\n\n" "Example:\n" "\tcplay -c 1 -d 2 test.mp3\n" - "\tcplay -f 5 test.mp3\n"); + "\tcplay -f 5 test.mp3\n\n" + "Valid codec IDs:\n"); + + for (i = 0; i < CPLAY_NUM_CODEC_IDS; ++i) + fprintf(stderr, "%s%c", codec_ids[i].name, + ((i + 1) % 8) ? ' ' : '\n'); + + fprintf(stderr, "\nor the value in decimal or hex\n");
exit(EXIT_FAILURE); }
void play_samples(char *name, unsigned int card, unsigned int device, - unsigned long buffer_size, unsigned int frag); + unsigned long buffer_size, unsigned int frag, + unsigned long codec_id);
struct mp3_header { uint16_t sync; @@ -156,15 +206,15 @@ int main(int argc, char **argv) { char *file; unsigned long buffer_size = 0; - int c; + int c, i; unsigned int card = 0, device = 0, frag = 0; - + unsigned int codec_id = SND_AUDIOCODEC_MP3;
if (argc < 2) usage();
verbose = 0; - while ((c = getopt(argc, argv, "hvb:f:c:d:")) != -1) { + while ((c = getopt(argc, argv, "hvb:f:c:d:I:")) != -1) { switch (c) { case 'h': usage(); @@ -181,6 +231,25 @@ int main(int argc, char **argv) case 'd': device = strtol(optarg, NULL, 10); break; + case 'I': + if (optarg[0] == '0') { + codec_id = strtol(optarg, NULL, 0); + } else { + for (i = 0; i < CPLAY_NUM_CODEC_IDS; ++i) { + if (strcmp(optarg, + codec_ids[i].name) == 0) { + codec_id = codec_ids[i].id; + break; + } + } + + if (i == CPLAY_NUM_CODEC_IDS) { + fprintf(stderr, "Unrecognised ID: %s\n", + optarg); + usage(); + } + } + break; case 'v': verbose = 1; break; @@ -193,14 +262,15 @@ int main(int argc, char **argv)
file = argv[optind];
- play_samples(file, card, device, buffer_size, frag); + play_samples(file, card, device, buffer_size, frag, codec_id);
fprintf(stderr, "Finish Playing.... Close Normally\n"); exit(EXIT_SUCCESS); }
void play_samples(char *name, unsigned int card, unsigned int device, - unsigned long buffer_size, unsigned int frag) + unsigned long buffer_size, unsigned int frag, + unsigned long codec_id) { struct compr_config config; struct snd_codec codec; @@ -292,7 +362,7 @@ void play_samples(char *name, unsigned int card, unsigned int device, printf("Playing file %s On Card %u device %u, with buffer of %lu bytes\n", name, card, device, buffer_size); printf("Format %u Channels %u, %u Hz, Bit Rate %d\n", - SND_AUDIOCODEC_MP3, channels, rate, bits); + codec.id, codec.ch_in, codec.sample_rate, codec.bit_rate);
compress_start(compress); if (verbose)