diff options
Diffstat (limited to 'libmpcodecs/ae_twolame.c')
-rw-r--r-- | libmpcodecs/ae_twolame.c | 235 |
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", ¶m_bitrate, CONF_TYPE_INT, 0, 0, 0, NULL}, - {"mode", ¶m_mode, CONF_TYPE_STRING, 0, 0, 0, NULL}, - {"psy", ¶m_psy, CONF_TYPE_INT, CONF_RANGE, -1, 4, NULL}, - {"vbr", ¶m_vbr, CONF_TYPE_FLOAT, CONF_RANGE, -50, 50, NULL}, - {"maxvbr", ¶m_maxvbr, CONF_TYPE_INT, 0, 0, 0, NULL}, - {"errprot", ¶m_errprot, CONF_TYPE_INT, CONF_RANGE, 0, 1, NULL}, - {"debug", ¶m_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; -} |