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Diffstat (limited to 'libmpcodecs/ae_twolame.c')
-rw-r--r--libmpcodecs/ae_twolame.c235
1 files changed, 0 insertions, 235 deletions
diff --git a/libmpcodecs/ae_twolame.c b/libmpcodecs/ae_twolame.c
deleted file mode 100644
index 52e6ea8417..0000000000
--- a/libmpcodecs/ae_twolame.c
+++ /dev/null
@@ -1,235 +0,0 @@
-/*
- * 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 <stdio.h>
-#include <stdlib.h>
-#include <inttypes.h>
-#include <unistd.h>
-#include <string.h>
-#include <sys/types.h>
-#include "m_option.h"
-#include "mp_msg.h"
-#include "libmpdemux/aviheader.h"
-#include "libaf/af_format.h"
-#include "libmpdemux/ms_hdr.h"
-#include "stream/stream.h"
-#include "libmpdemux/muxer.h"
-#include "ae_twolame.h"
-#include "libmpdemux/mp3_hdr.h"
-
-
-static int
- param_bitrate = 192,
- param_psy = 3,
- param_maxvbr = 0,
- param_errprot = 0,
- param_debug = 0;
-
-static float param_vbr = 0;
-static char *param_mode = "stereo";
-
-const m_option_t twolameopts_conf[] = {
- {"br", &param_bitrate, CONF_TYPE_INT, 0, 0, 0, NULL},
- {"mode", &param_mode, CONF_TYPE_STRING, 0, 0, 0, NULL},
- {"psy", &param_psy, CONF_TYPE_INT, CONF_RANGE, -1, 4, NULL},
- {"vbr", &param_vbr, CONF_TYPE_FLOAT, CONF_RANGE, -50, 50, NULL},
- {"maxvbr", &param_maxvbr, CONF_TYPE_INT, 0, 0, 0, NULL},
- {"errprot", &param_errprot, CONF_TYPE_INT, CONF_RANGE, 0, 1, NULL},
- {"debug", &param_debug, CONF_TYPE_INT, CONF_RANGE, 0, 100000000, NULL},
- {NULL, NULL, 0, 0, 0, 0, NULL}
-};
-
-
-static int bind_twolame(audio_encoder_t *encoder, muxer_stream_t *mux_a)
-{
- mpae_twolame_ctx *ctx = encoder->priv;
-
- mux_a->wf = malloc(sizeof(WAVEFORMATEX)+256);
- mux_a->wf->wFormatTag = 0x50;
- mux_a->wf->nChannels = encoder->params.channels;
- mux_a->wf->nSamplesPerSec = encoder->params.sample_rate;
- mux_a->wf->nAvgBytesPerSec = encoder->params.bitrate / 8;
-
- if(ctx->vbr || ((mux_a->wf->nAvgBytesPerSec * encoder->params.samples_per_frame) % mux_a->wf->nSamplesPerSec))
- {
- mux_a->h.dwScale = encoder->params.samples_per_frame;
- mux_a->h.dwRate = encoder->params.sample_rate;
- mux_a->h.dwSampleSize = 0; // Blocksize not constant
- }
- else
- {
- mux_a->h.dwScale = (mux_a->wf->nAvgBytesPerSec * encoder->params.samples_per_frame)/ mux_a->wf->nSamplesPerSec; /* for cbr */
- mux_a->h.dwRate = mux_a->wf->nAvgBytesPerSec;
- mux_a->h.dwSampleSize = mux_a->h.dwScale;
- }
- mux_a->wf->nBlockAlign = mux_a->h.dwScale;
- mux_a->h.dwSuggestedBufferSize = (encoder->params.audio_preload*mux_a->wf->nAvgBytesPerSec)/1000;
- mux_a->h.dwSuggestedBufferSize -= mux_a->h.dwSuggestedBufferSize % mux_a->wf->nBlockAlign;
-
- mux_a->wf->cbSize = 0; //12;
- mux_a->wf->wBitsPerSample = 0; /* does not apply */
- ((MPEGLAYER3WAVEFORMAT *) (mux_a->wf))->wID = 1;
- ((MPEGLAYER3WAVEFORMAT *) (mux_a->wf))->fdwFlags = 2;
- ((MPEGLAYER3WAVEFORMAT *) (mux_a->wf))->nBlockSize = mux_a->wf->nBlockAlign;
- ((MPEGLAYER3WAVEFORMAT *) (mux_a->wf))->nFramesPerBlock = 1;
- ((MPEGLAYER3WAVEFORMAT *) (mux_a->wf))->nCodecDelay = 0;
-
- // Fix allocation
- mux_a->wf = realloc(mux_a->wf, sizeof(WAVEFORMATEX)+mux_a->wf->cbSize);
-
- encoder->input_format = AF_FORMAT_S16_NE;
- encoder->min_buffer_size = mux_a->h.dwSuggestedBufferSize;
- encoder->max_buffer_size = mux_a->h.dwSuggestedBufferSize*2;
-
- return 1;
-}
-
-static int encode_twolame(audio_encoder_t *encoder, uint8_t *dest, void *src, int len, int max_size)
-{
- mpae_twolame_ctx *ctx = encoder->priv;
- int ret_size = 0, r2;
-
- len /= (2*encoder->params.channels);
- ret_size = twolame_encode_buffer_interleaved(ctx->twolame_ctx, src, len, dest, max_size);
- r2 = mp_decode_mp3_header(dest);
- mp_msg(MSGT_MENCODER, MSGL_DBG2, "\nSIZE: %d, max: %d, r2: %d\n", ret_size, max_size, r2);
- if(r2 > 0)
- ret_size = r2;
- return ret_size;
-}
-
-static int close_twolame(audio_encoder_t *encoder)
-{
- free(encoder->priv);
- return 1;
-}
-
-static int get_frame_size(audio_encoder_t *encoder)
-{
- int sz;
- if(encoder->stream->buffer_len < 4)
- return 0;
- sz = mp_decode_mp3_header(encoder->stream->buffer);
- if(sz <= 0)
- return 0;
- return sz;
-}
-
-
-int mpae_init_twolame(audio_encoder_t *encoder)
-{
- int mode;
- mpae_twolame_ctx *ctx = NULL;
-
- if(encoder->params.channels == 1)
- {
- mp_msg(MSGT_MENCODER, MSGL_INFO, "ae_twolame, 1 audio channel, forcing mono mode\n");
- mode = TWOLAME_MONO;
- }
- else if(encoder->params.channels == 2)
- {
- if(! strcasecmp(param_mode, "dual"))
- mode = TWOLAME_DUAL_CHANNEL;
- else if(! strcasecmp(param_mode, "jstereo"))
- mode = TWOLAME_JOINT_STEREO;
- else if(! strcasecmp(param_mode, "stereo"))
- mode = TWOLAME_STEREO;
- else
- {
- mp_msg(MSGT_MENCODER, MSGL_ERR, "ae_twolame, unknown mode %s, exiting\n", param_mode);
- }
- }
- else
- mp_msg(MSGT_MENCODER, MSGL_ERR, "ae_twolame, Twolame can't encode > 2 channels, exiting\n");
-
- ctx = calloc(1, sizeof(mpae_twolame_ctx));
- if(ctx == NULL)
- {
- mp_msg(MSGT_MENCODER, MSGL_ERR, "ae_twolame, couldn't alloc a %d bytes context, exiting\n", sizeof(mpae_twolame_ctx));
- return 0;
- }
-
- ctx->twolame_ctx = twolame_init();
- if(ctx->twolame_ctx == NULL)
- {
- mp_msg(MSGT_MENCODER, MSGL_ERR, "ae_twolame, couldn't initial parameters from libtwolame, exiting\n");
- free(ctx);
- return 0;
- }
- ctx->vbr = 0;
-
- if(twolame_set_num_channels(ctx->twolame_ctx, encoder->params.channels) != 0)
- return 0;
- if(twolame_set_mode(ctx->twolame_ctx, mode) != 0)
- return 0;
-
- if(twolame_set_in_samplerate(ctx->twolame_ctx, encoder->params.sample_rate) != 0)
- return 0;
-
- if(twolame_set_out_samplerate(ctx->twolame_ctx, encoder->params.sample_rate) != 0)
- return 0;
-
- if(encoder->params.sample_rate < 32000)
- twolame_set_version(ctx->twolame_ctx, TWOLAME_MPEG2);
- else
- twolame_set_version(ctx->twolame_ctx, TWOLAME_MPEG1);
-
- if(twolame_set_psymodel(ctx->twolame_ctx, param_psy) != 0)
- return 0;
-
- if(twolame_set_bitrate(ctx->twolame_ctx, param_bitrate) != 0)
- return 0;
-
- if(param_errprot)
- if(twolame_set_error_protection(ctx->twolame_ctx, TRUE) != 0)
- return 0;
-
- if(param_vbr != 0)
- {
- if(twolame_set_VBR(ctx->twolame_ctx, TRUE) != 0)
- return 0;
- if(twolame_set_VBR_q(ctx->twolame_ctx, param_vbr) != 0)
- return 0;
- if(twolame_set_padding(ctx->twolame_ctx, FALSE) != 0)
- return 0;
- if(param_maxvbr)
- {
- if(twolame_set_VBR_max_bitrate_kbps(ctx->twolame_ctx, param_maxvbr) != 0)
- return 0;
- }
- ctx->vbr = 1;
- }
-
- if(twolame_set_verbosity(ctx->twolame_ctx, param_debug) != 0)
- return 0;
-
- if(twolame_init_params(ctx->twolame_ctx) != 0)
- return 0;
-
- encoder->params.bitrate = param_bitrate * 1000;
- encoder->params.samples_per_frame = 1152;
- encoder->priv = ctx;
- encoder->decode_buffer_size = 1152 * 2 * encoder->params.channels;
-
- encoder->bind = bind_twolame;
- encoder->get_frame_size = get_frame_size;
- encoder->encode = encode_twolame;
- encoder->close = close_twolame;
-
- return 1;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 20:30:41 +0000