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-rw-r--r--libavdevice/pulse.c197
1 files changed, 0 insertions, 197 deletions
diff --git a/libavdevice/pulse.c b/libavdevice/pulse.c
deleted file mode 100644
index c4d939a0d3..0000000000
--- a/libavdevice/pulse.c
+++ /dev/null
@@ -1,197 +0,0 @@
-/*
- * Pulseaudio input
- * Copyright (c) 2011 Luca Barbato <lu_zero@gentoo.org>
- *
- * This file is part of Libav.
- *
- * Libav is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * Libav is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/**
- * @file
- * PulseAudio input using the simple API.
- * @author Luca Barbato <lu_zero@gentoo.org>
- */
-
-#include <pulse/simple.h>
-#include <pulse/rtclock.h>
-#include <pulse/error.h>
-
-#include "libavutil/internal.h"
-#include "libavutil/opt.h"
-#include "libavutil/time.h"
-
-#include "libavformat/avformat.h"
-#include "libavformat/internal.h"
-
-#define DEFAULT_CODEC_ID AV_NE(AV_CODEC_ID_PCM_S16BE, AV_CODEC_ID_PCM_S16LE)
-
-typedef struct PulseData {
- AVClass *class;
- char *server;
- char *name;
- char *stream_name;
- int sample_rate;
- int channels;
- int frame_size;
- int fragment_size;
- pa_simple *s;
- int64_t pts;
- int64_t frame_duration;
- int wallclock;
-} PulseData;
-
-static pa_sample_format_t codec_id_to_pulse_format(int codec_id) {
- switch (codec_id) {
- case AV_CODEC_ID_PCM_U8: return PA_SAMPLE_U8;
- case AV_CODEC_ID_PCM_ALAW: return PA_SAMPLE_ALAW;
- case AV_CODEC_ID_PCM_MULAW: return PA_SAMPLE_ULAW;
- case AV_CODEC_ID_PCM_S16LE: return PA_SAMPLE_S16LE;
- case AV_CODEC_ID_PCM_S16BE: return PA_SAMPLE_S16BE;
- case AV_CODEC_ID_PCM_F32LE: return PA_SAMPLE_FLOAT32LE;
- case AV_CODEC_ID_PCM_F32BE: return PA_SAMPLE_FLOAT32BE;
- case AV_CODEC_ID_PCM_S32LE: return PA_SAMPLE_S32LE;
- case AV_CODEC_ID_PCM_S32BE: return PA_SAMPLE_S32BE;
- case AV_CODEC_ID_PCM_S24LE: return PA_SAMPLE_S24LE;
- case AV_CODEC_ID_PCM_S24BE: return PA_SAMPLE_S24BE;
- default: return PA_SAMPLE_INVALID;
- }
-}
-
-static av_cold int pulse_read_header(AVFormatContext *s)
-{
- PulseData *pd = s->priv_data;
- AVStream *st;
- char *device = NULL;
- int ret;
- enum AVCodecID codec_id =
- s->audio_codec_id == AV_CODEC_ID_NONE ? DEFAULT_CODEC_ID : s->audio_codec_id;
- const pa_sample_spec ss = { codec_id_to_pulse_format(codec_id),
- pd->sample_rate,
- pd->channels };
-
- pa_buffer_attr attr = { -1 };
-
- st = avformat_new_stream(s, NULL);
-
- if (!st) {
- av_log(s, AV_LOG_ERROR, "Cannot add stream\n");
- return AVERROR(ENOMEM);
- }
-
- attr.fragsize = pd->fragment_size;
-
- if (strcmp(s->filename, "default"))
- device = s->filename;
-
- pd->s = pa_simple_new(pd->server, pd->name,
- PA_STREAM_RECORD,
- device, pd->stream_name, &ss,
- NULL, &attr, &ret);
-
- if (!pd->s) {
- av_log(s, AV_LOG_ERROR, "pa_simple_new failed: %s\n",
- pa_strerror(ret));
- return AVERROR(EIO);
- }
- /* take real parameters */
- st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
- st->codecpar->codec_id = codec_id;
- st->codecpar->sample_rate = pd->sample_rate;
- st->codecpar->channels = pd->channels;
- avpriv_set_pts_info(st, 64, 1, 1000000); /* 64 bits pts in us */
-
- pd->pts = AV_NOPTS_VALUE;
- pd->frame_duration = (pd->frame_size * 1000000LL * 8) /
- (pd->sample_rate * pd->channels * av_get_bits_per_sample(codec_id));
-
- return 0;
-}
-
-static int pulse_read_packet(AVFormatContext *s, AVPacket *pkt)
-{
- PulseData *pd = s->priv_data;
- int res;
- pa_usec_t latency;
-
- if (av_new_packet(pkt, pd->frame_size) < 0) {
- return AVERROR(ENOMEM);
- }
-
- if ((pa_simple_read(pd->s, pkt->data, pkt->size, &res)) < 0) {
- av_log(s, AV_LOG_ERROR, "pa_simple_read failed: %s\n",
- pa_strerror(res));
- av_packet_unref(pkt);
- return AVERROR(EIO);
- }
-
- if ((latency = pa_simple_get_latency(pd->s, &res)) == (pa_usec_t) -1) {
- av_log(s, AV_LOG_ERROR, "pa_simple_get_latency() failed: %s\n",
- pa_strerror(res));
- return AVERROR(EIO);
- }
-
- if (pd->pts == AV_NOPTS_VALUE) {
- pd->pts = -latency;
- if (pd->wallclock)
- pd->pts += av_gettime();
- }
-
- pkt->pts = pd->pts;
-
- pd->pts += pd->frame_duration;
-
- return 0;
-}
-
-static av_cold int pulse_close(AVFormatContext *s)
-{
- PulseData *pd = s->priv_data;
- pa_simple_free(pd->s);
- return 0;
-}
-
-#define OFFSET(a) offsetof(PulseData, a)
-#define D AV_OPT_FLAG_DECODING_PARAM
-
-static const AVOption options[] = {
- { "server", "pulse server name", OFFSET(server), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, D },
- { "name", "application name", OFFSET(name), AV_OPT_TYPE_STRING, {.str = "libav"}, 0, 0, D },
- { "stream_name", "stream description", OFFSET(stream_name), AV_OPT_TYPE_STRING, {.str = "record"}, 0, 0, D },
- { "sample_rate", "sample rate in Hz", OFFSET(sample_rate), AV_OPT_TYPE_INT, {.i64 = 48000}, 1, INT_MAX, D },
- { "channels", "number of audio channels", OFFSET(channels), AV_OPT_TYPE_INT, {.i64 = 2}, 1, INT_MAX, D },
- { "frame_size", "number of bytes per frame", OFFSET(frame_size), AV_OPT_TYPE_INT, {.i64 = 1024}, 1, INT_MAX, D },
- { "fragment_size", "buffering size, affects latency and cpu usage", OFFSET(fragment_size), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, D },
- { "wallclock", "set the initial pts using the current time", OFFSET(wallclock), AV_OPT_TYPE_INT, {.i64 = 1}, -1, 1, D },
- { NULL },
-};
-
-static const AVClass pulse_demuxer_class = {
- .class_name = "Pulse demuxer",
- .item_name = av_default_item_name,
- .option = options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
-AVInputFormat ff_pulse_demuxer = {
- .name = "pulse",
- .long_name = NULL_IF_CONFIG_SMALL("Pulse audio input"),
- .priv_data_size = sizeof(PulseData),
- .read_header = pulse_read_header,
- .read_packet = pulse_read_packet,
- .read_close = pulse_close,
- .flags = AVFMT_NOFILE,
- .priv_class = &pulse_demuxer_class,
-};
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