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Diffstat (limited to 'libao2/ao_v4l2.c')
-rw-r--r--libao2/ao_v4l2.c158
1 files changed, 0 insertions, 158 deletions
diff --git a/libao2/ao_v4l2.c b/libao2/ao_v4l2.c
deleted file mode 100644
index 2bc74379a0..0000000000
--- a/libao2/ao_v4l2.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * audio output for V4L2 hardware MPEG decoders
- *
- * WARNING: You need to force -ac hwmpa for audio output to work.
- *
- * Copyright (C) 2007 Benjamin Zores
- *
- * This file is part of MPlayer.
- *
- * MPlayer is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * MPlayer 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <inttypes.h>
-
-#include "config.h"
-
-#include "mp_msg.h"
-
-#include "audio_out.h"
-#include "audio_out_internal.h"
-#include "libaf/af_format.h"
-#include "libmpdemux/mpeg_packetizer.h"
-#include "libvo/vo_v4l2.h"
-
-#define MPEG_AUDIO_ID 0x1C0
-
-static int freq = 0;
-
-static const ao_info_t info =
-{
- "V4L2 MPEG Audio Decoder output",
- "v4l2",
- "Benjamin Zores",
- ""
-};
-
-LIBAO_EXTERN (v4l2)
-
-/* to set/get/query special features/parameters */
-static int
-control (int cmd,void *arg)
-{
- return CONTROL_UNKNOWN;
-}
-
-/* open & setup audio device */
-static int
-init (int rate, int channels, int format, int flags)
-{
- if (v4l2_fd < 0)
- return 0;
-
- if (format != AF_FORMAT_MPEG2)
- {
- mp_msg (MSGT_AO, MSGL_FATAL,
- "AO: [v4l2] can only handle MPEG audio streams.\n");
- return 0;
- }
-
- ao_data.outburst = 2048;
- ao_data.samplerate = rate;
- ao_data.channels = channels;
- ao_data.format = AF_FORMAT_MPEG2;
- ao_data.buffersize = 2048;
- ao_data.bps = rate * 2 * 2;
- ao_data.brokenpts = 0;
- freq = rate;
-
- /* check for supported audio rate */
- if (rate != 32000 || rate != 41000 || rate != 48000)
- {
- mp_tmsg (MSGT_AO, MSGL_ERR, "[AO MPEGPES] %d Hz not supported, try to resample.\n", rate);
- rate = 48000;
- }
-
- return 1;
-}
-
-/* close audio device */
-static void
-uninit (int immed)
-{
- /* nothing to do */
-}
-
-/* stop playing and empty buffers (for seeking/pause) */
-static void
-reset (void)
-{
- /* nothing to do */
-}
-
-/* stop playing, keep buffers (for pause) */
-static void
-audio_pause (void)
-{
- reset ();
-}
-
-/* resume playing, after audio_pause() */
-static void
-audio_resume (void)
-{
- /* nothing to do */
-}
-
-/* how many bytes can be played without blocking */
-static int
-get_space (void)
-{
- extern int vo_pts;
- float x;
- int y;
-
- x = (float) (vo_pts - ao_data.brokenpts) / 90000.0;
- if (x <= 0)
- return 0;
-
- y = freq * 4 * x;
- y /= ao_data.outburst;
- y *= ao_data.outburst;
-
- if (y > 32000)
- y = 32000;
-
- return y;
-}
-
-/* number of bytes played */
-static int
-play (void *data, int len, int flags)
-{
- if (ao_data.format != AF_FORMAT_MPEG2)
- return 0;
-
- send_mpeg_pes_packet (data, len, MPEG_AUDIO_ID, ao_data.brokenpts, 2, v4l2_write);
-
- return len;
-}
-
-/* delay in seconds between first and last sample in buffer */
-static float
-get_delay (void)
-{
- return 0.0;
-}