[398] | 1 | //simple.c: |
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| 2 | |
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| 3 | #include <libroarpulse/libroarpulse.h> |
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| 4 | |
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[402] | 5 | /** Create a new connection to the server */ |
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| 6 | pa_simple* pa_simple_new( |
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| 7 | const char *server, /**< Server name, or NULL for default */ |
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| 8 | const char *name, /**< A descriptive name for this client (application name, ...) */ |
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| 9 | pa_stream_direction_t dir, /**< Open this stream for recording or playback? */ |
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| 10 | const char *dev, /**< Sink (resp. source) name, or NULL for default */ |
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| 11 | const char *stream_name, /**< A descriptive name for this client (application name, song title, ...) */ |
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| 12 | const pa_sample_spec *ss, /**< The sample type to use */ |
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| 13 | const pa_channel_map *map, /**< The channel map to use, or NULL for default */ |
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| 14 | const pa_buffer_attr *attr, /**< Buffering attributes, or NULL for default */ |
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| 15 | int *error /**< A pointer where the error code is stored when the routine returns NULL. It is OK to pass NULL here. */ |
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| 16 | ) { |
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[406] | 17 | struct roarpulse_simple * s = malloc(sizeof(struct roarpulse_simple)); |
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[416] | 18 | int roar_dir; |
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[406] | 19 | int codec = -1; |
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[416] | 20 | struct roar_meta meta; |
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[406] | 21 | |
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| 22 | if ( !s ) |
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| 23 | return NULL; |
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| 24 | |
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| 25 | if ( dir == PA_STREAM_PLAYBACK ) { |
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[416] | 26 | roar_dir = ROAR_DIR_PLAY; |
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[406] | 27 | } else if ( dir == PA_STREAM_RECORD ) { |
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[416] | 28 | roar_dir = ROAR_DIR_RECORD; |
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[406] | 29 | } else { |
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| 30 | free(s); |
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| 31 | return NULL; |
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| 32 | } |
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| 33 | |
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[410] | 34 | codec = roar_codec_pulse2roar(ss->format); |
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| 35 | |
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[418] | 36 | if ( !server ) |
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| 37 | server = getenv("PULSE_SERVER"); |
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| 38 | |
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[416] | 39 | if ( roar_simple_connect(&(s->con), (char*)server, (char*)name) == -1 ) { |
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| 40 | free(s); |
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| 41 | return NULL; |
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| 42 | } |
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| 43 | |
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| 44 | s->data_fh = roar_simple_new_stream_obj(&(s->con), &(s->stream), ss->rate, ss->channels, |
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| 45 | 16 /* does PulseAudio support something diffrent? */, codec, roar_dir); |
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| 46 | |
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| 47 | if ( s->data_fh == -1 ) { |
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| 48 | roar_disconnect(&(s->con)); |
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| 49 | free(s); |
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| 50 | return NULL; |
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| 51 | } |
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| 52 | |
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[418] | 53 | if ( stream_name && stream_name[0] != 0 ) { |
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| 54 | meta.value = (char*)stream_name; |
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| 55 | meta.key[0] = 0; |
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| 56 | meta.type = ROAR_META_TYPE_DESCRIPTION; |
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[416] | 57 | |
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[418] | 58 | roar_stream_meta_set(&(s->con), &(s->stream), ROAR_META_MODE_SET, &meta); |
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| 59 | } |
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[406] | 60 | |
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| 61 | return (pa_simple*) s; |
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[402] | 62 | } |
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| 63 | |
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| 64 | /** Close and free the connection to the server. The connection objects becomes invalid when this is called. */ |
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| 65 | void pa_simple_free(pa_simple *s) { |
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[404] | 66 | struct roarpulse_simple * ss = (struct roarpulse_simple*) s; |
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| 67 | if ( !s ) |
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| 68 | return; |
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| 69 | |
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[405] | 70 | close(ss->data_fh); |
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[416] | 71 | roar_disconnect(&(ss->con)); |
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[405] | 72 | |
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[404] | 73 | free(s); |
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[402] | 74 | } |
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| 75 | |
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| 76 | /** Write some data to the server */ |
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| 77 | int pa_simple_write(pa_simple *s, const void*data, size_t length, int *error) { |
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[404] | 78 | struct roarpulse_simple * ss = (struct roarpulse_simple*) s; |
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| 79 | if ( !s ) |
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| 80 | return -1; |
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| 81 | |
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[411] | 82 | return write(ss->data_fh, (char*) data, length); |
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[402] | 83 | } |
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| 84 | |
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| 85 | /** Wait until all data already written is played by the daemon */ |
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| 86 | int pa_simple_drain(pa_simple *s, int *error) { |
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[405] | 87 | // struct roarpulse_simple * ss = (struct roarpulse_simple*) s; |
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[404] | 88 | if ( !s ) |
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| 89 | return -1; |
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| 90 | |
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[405] | 91 | pa_simple_flush(s, NULL); |
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| 92 | |
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[402] | 93 | return -1; |
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| 94 | } |
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| 95 | |
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| 96 | /** Read some data from the server */ |
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| 97 | int pa_simple_read(pa_simple *s, void*data, size_t length, int *error) { |
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[404] | 98 | struct roarpulse_simple * ss = (struct roarpulse_simple*) s; |
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| 99 | if ( !s ) |
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| 100 | return -1; |
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| 101 | |
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[405] | 102 | return read(ss->data_fh, data, length); |
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[402] | 103 | } |
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| 104 | |
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| 105 | /** Return the playback latency. \since 0.5 */ |
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| 106 | pa_usec_t pa_simple_get_latency(pa_simple *s, int *error) { |
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[404] | 107 | struct roarpulse_simple * ss = (struct roarpulse_simple*) s; |
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| 108 | if ( !s ) |
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| 109 | return -1; |
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| 110 | |
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[402] | 111 | return -1; |
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| 112 | } |
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| 113 | |
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| 114 | /** Flush the playback buffer. \since 0.5 */ |
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| 115 | int pa_simple_flush(pa_simple *s, int *error) { |
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[404] | 116 | struct roarpulse_simple * ss = (struct roarpulse_simple*) s; |
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| 117 | if ( !s ) |
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| 118 | return -1; |
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| 119 | |
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| 120 | return fdatasync(ss->data_fh); |
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[402] | 121 | } |
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| 122 | |
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[398] | 123 | //ll |
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