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authorDiego Biurrun <diego@biurrun.de>2015-03-27 12:40:23 +0100
committerDiego Biurrun <diego@biurrun.de>2015-04-09 16:40:12 +0200
commit8d26c193fb42d08602ac93ece039d4718d029adc (patch)
treeced4ff3f94794ab9ca513dd67cedd4519ffeb591 /libavdevice/oss_audio.c
parentc201069fac9a76e6604f9d84d76a172434d62200 (diff)
avdevice: Apply a more consistent file naming scheme
Diffstat (limited to 'libavdevice/oss_audio.c')
-rw-r--r--libavdevice/oss_audio.c139
1 files changed, 0 insertions, 139 deletions
diff --git a/libavdevice/oss_audio.c b/libavdevice/oss_audio.c
deleted file mode 100644
index 4feb937134..0000000000
--- a/libavdevice/oss_audio.c
+++ /dev/null
@@ -1,139 +0,0 @@
-/*
- * Linux audio play and grab interface
- * Copyright (c) 2000, 2001 Fabrice Bellard
- *
- * 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
- */
-
-#include "config.h"
-
-#include <string.h>
-
-#if HAVE_SOUNDCARD_H
-#include <soundcard.h>
-#else
-#include <sys/soundcard.h>
-#endif
-
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-
-#include "libavutil/log.h"
-
-#include "libavcodec/avcodec.h"
-
-#include "libavformat/avformat.h"
-
-#include "oss_audio.h"
-
-int ff_oss_audio_open(AVFormatContext *s1, int is_output,
- const char *audio_device)
-{
- OSSAudioData *s = s1->priv_data;
- int audio_fd;
- int tmp, err;
- char *flip = getenv("AUDIO_FLIP_LEFT");
- char errbuff[128];
-
- if (is_output)
- audio_fd = avpriv_open(audio_device, O_WRONLY);
- else
- audio_fd = avpriv_open(audio_device, O_RDONLY);
- if (audio_fd < 0) {
- av_log(s1, AV_LOG_ERROR, "%s: %s\n", audio_device, strerror(errno));
- return AVERROR(EIO);
- }
-
- if (flip && *flip == '1') {
- s->flip_left = 1;
- }
-
- /* non blocking mode */
- if (!is_output)
- fcntl(audio_fd, F_SETFL, O_NONBLOCK);
-
- s->frame_size = OSS_AUDIO_BLOCK_SIZE;
-
-#define CHECK_IOCTL_ERROR(event) \
- if (err < 0) { \
- av_strerror(AVERROR(errno), errbuff, sizeof(errbuff)); \
- av_log(s1, AV_LOG_ERROR, #event ": %s\n", errbuff); \
- goto fail; \
- }
-
- /* select format : favour native format
- * We don't CHECK_IOCTL_ERROR here because even if failed OSS still may be
- * usable. If OSS is not usable the SNDCTL_DSP_SETFMTS later is going to
- * fail anyway. */
- (void) ioctl(audio_fd, SNDCTL_DSP_GETFMTS, &tmp);
-
-#if HAVE_BIGENDIAN
- if (tmp & AFMT_S16_BE) {
- tmp = AFMT_S16_BE;
- } else if (tmp & AFMT_S16_LE) {
- tmp = AFMT_S16_LE;
- } else {
- tmp = 0;
- }
-#else
- if (tmp & AFMT_S16_LE) {
- tmp = AFMT_S16_LE;
- } else if (tmp & AFMT_S16_BE) {
- tmp = AFMT_S16_BE;
- } else {
- tmp = 0;
- }
-#endif
-
- switch(tmp) {
- case AFMT_S16_LE:
- s->codec_id = AV_CODEC_ID_PCM_S16LE;
- break;
- case AFMT_S16_BE:
- s->codec_id = AV_CODEC_ID_PCM_S16BE;
- break;
- default:
- av_log(s1, AV_LOG_ERROR, "Soundcard does not support 16 bit sample format\n");
- close(audio_fd);
- return AVERROR(EIO);
- }
- err=ioctl(audio_fd, SNDCTL_DSP_SETFMT, &tmp);
- CHECK_IOCTL_ERROR(SNDCTL_DSP_SETFMTS)
-
- tmp = (s->channels == 2);
- err = ioctl(audio_fd, SNDCTL_DSP_STEREO, &tmp);
- CHECK_IOCTL_ERROR(SNDCTL_DSP_STEREO)
-
- tmp = s->sample_rate;
- err = ioctl(audio_fd, SNDCTL_DSP_SPEED, &tmp);
- CHECK_IOCTL_ERROR(SNDCTL_DSP_SPEED)
- s->sample_rate = tmp; /* store real sample rate */
- s->fd = audio_fd;
-
- return 0;
- fail:
- close(audio_fd);
- return AVERROR(EIO);
-#undef CHECK_IOCTL_ERROR
-}
-
-int ff_oss_audio_close(OSSAudioData *s)
-{
- close(s->fd);
- return 0;
-}