libmpcodecs: remove redundant audio and video decoders

Probably all of these are supported by libavcodec. Missing things can
be added back.

Also remove qtpalette.h. It was used by demux_mov.c, and should have
been deleted with commit 1fde09db6f4ce.

1 files changed, 0 insertions, 353 deletions

diff --git a/libmpcodecs/ad_libdca.c b/libmpcodecs/ad_libdca.c
deleted file mode 100644
index fcb4535126..0000000000
--- a/libmpcodecs/ad_libdca.c
+++ /dev/null
@@ -1,353 +0,0 @@
-/*
- * DTS Coherent Acoustics stream decoder using libdca
- * This file is partially based on dtsdec.c r9036 from FFmpeg and ad_liba52.c
- *
- * Copyright (C) 2007 Roberto Togni
- *
- * 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 <unistd.h>
-#include <assert.h>
-
-#include "config.h"
-#include "options.h"
-#include "mp_msg.h"
-#include "ad_internal.h"
-
-#include <dts.h>
-
-static const ad_info_t info =
-{
-    "DTS decoding with libdca",
-    "libdca",
-    "Roberto Togni",
-    "",
-    ""
-};
-
-LIBAD_EXTERN(libdca)
-
-#define DTSBUFFER_SIZE 18726
-#define HEADER_SIZE 14
-
-#define CONVERT_LEVEL 1
-#define CONVERT_BIAS 0
-
-static const char ch2flags[6] = {
-    DTS_MONO,
-    DTS_STEREO,
-    DTS_3F,
-    DTS_2F2R,
-    DTS_3F2R,
-    DTS_3F2R | DTS_LFE
-};
-
-static inline int16_t convert(sample_t s)
-{
-    int i = s * 0x7fff;
-
-    return (i > 32767) ? 32767 : ((i < -32768) ? -32768 : i);
-}
-
-static void convert2s16_multi(sample_t *f, int16_t *s16, int flags, int ch_out)
-{
-    int i;
-
-    switch(flags & (DTS_CHANNEL_MASK | DTS_LFE)){
-    case DTS_MONO:
-        if (ch_out == 1)
-            for(i = 0; i < 256; i++)
-                s16[i] = convert(f[i]);
-        else
-            for(i = 0; i < 256; i++){
-                s16[5*i] = s16[5*i+1] = s16[5*i+2] = s16[5*i+3] = 0;
-                s16[5*i+4] = convert(f[i]);
-            }
-        break;
-    case DTS_CHANNEL:
-    case DTS_STEREO:
-    case DTS_DOLBY:
-        for(i = 0; i < 256; i++){
-            s16[2*i] = convert(f[i]);
-            s16[2*i+1] = convert(f[i+256]);
-        }
-        break;
-    case DTS_3F:
-        for(i = 0; i < 256; i++){
-            s16[3*i] = convert(f[i+256]);
-            s16[3*i+1] = convert(f[i+512]);
-            s16[3*i+2] = convert(f[i]);
-        }
-        break;
-    case DTS_2F2R:
-        for(i = 0; i < 256; i++){
-            s16[4*i] = convert(f[i]);
-            s16[4*i+1] = convert(f[i+256]);
-            s16[4*i+2] = convert(f[i+512]);
-            s16[4*i+3] = convert(f[i+768]);
-        }
-        break;
-    case DTS_3F2R:
-        for(i = 0; i < 256; i++){
-            s16[5*i] = convert(f[i+256]);
-            s16[5*i+1] = convert(f[i+512]);
-            s16[5*i+2] = convert(f[i+768]);
-            s16[5*i+3] = convert(f[i+1024]);
-            s16[5*i+4] = convert(f[i]);
-        }
-        break;
-    case DTS_MONO | DTS_LFE:
-        for(i = 0; i < 256; i++){
-            s16[6*i] = s16[6*i+1] = s16[6*i+2] = s16[6*i+3] = 0;
-            s16[6*i+4] = convert(f[i]);
-            s16[6*i+5] = convert(f[i+256]);
-        }
-        break;
-    case DTS_CHANNEL | DTS_LFE:
-    case DTS_STEREO | DTS_LFE:
-    case DTS_DOLBY | DTS_LFE:
-        for(i = 0; i < 256; i++){
-            s16[6*i] = convert(f[i]);
-            s16[6*i+1] = convert(f[i+256]);
-            s16[6*i+2] = s16[6*i+3] = s16[6*i+4] = 0;
-            s16[6*i+5] = convert(f[i+512]);
-        }
-        break;
-    case DTS_3F | DTS_LFE:
-        for(i = 0; i < 256; i++){
-            s16[6*i] = convert(f[i+256]);
-            s16[6*i+1] = convert(f[i+512]);
-            s16[6*i+2] = s16[6*i+3] = 0;
-            s16[6*i+4] = convert(f[i]);
-            s16[6*i+5] = convert(f[i+768]);
-        }
-        break;
-    case DTS_2F2R | DTS_LFE:
-        for(i = 0; i < 256; i++){
-            s16[6*i] = convert(f[i]);
-            s16[6*i+1] = convert(f[i+256]);
-            s16[6*i+2] = convert(f[i+512]);
-            s16[6*i+3] = convert(f[i+768]);
-            s16[6*i+4] = 0;
-            s16[6*i+5] = convert(f[1024]);
-        }
-        break;
-    case DTS_3F2R | DTS_LFE:
-        for(i = 0; i < 256; i++){
-            s16[6*i] = convert(f[i+256]);
-            s16[6*i+1] = convert(f[i+512]);
-            s16[6*i+2] = convert(f[i+768]);
-            s16[6*i+3] = convert(f[i+1024]);
-            s16[6*i+4] = convert(f[i]);
-            s16[6*i+5] = convert(f[i+1280]);
-        }
-        break;
-    }
-}
-
-static void channels_info(int flags)
-{
-    int lfe = 0;
-    char lfestr[5] = "";
-
-    if (flags & DTS_LFE) {
-        lfe = 1;
-        strcpy(lfestr, "+lfe");
-    }
-    mp_msg(MSGT_DECAUDIO, MSGL_V, "DTS: ");
-    switch(flags & DTS_CHANNEL_MASK){
-    case DTS_MONO:
-        mp_msg(MSGT_DECAUDIO, MSGL_V, "1.%d (mono%s)", lfe, lfestr);
-        break;
-    case DTS_CHANNEL:
-        mp_msg(MSGT_DECAUDIO, MSGL_V, "2.%d (channel%s)", lfe, lfestr);
-        break;
-    case DTS_STEREO:
-        mp_msg(MSGT_DECAUDIO, MSGL_V, "2.%d (stereo%s)", lfe, lfestr);
-        break;
-    case DTS_3F:
-        mp_msg(MSGT_DECAUDIO, MSGL_V, "3.%d (3f%s)", lfe, lfestr);
-        break;
-    case DTS_2F2R:
-        mp_msg(MSGT_DECAUDIO, MSGL_V, "4.%d (2f+2r%s)", lfe, lfestr);
-        break;
-    case DTS_3F2R:
-        mp_msg(MSGT_DECAUDIO, MSGL_V, "5.%d (3f+2r%s)", lfe, lfestr);
-        break;
-    default:
-        mp_msg(MSGT_DECAUDIO, MSGL_V, "x.%d (unknown%s)", lfe, lfestr);
-    }
-    mp_msg(MSGT_DECAUDIO, MSGL_V, "\n");
-}
-
-static int dts_sync(sh_audio_t *sh, int *flags)
-{
-    dts_state_t *s = sh->context;
-    int length;
-    int sample_rate;
-    int frame_length;
-    int bit_rate;
-
-    sh->a_in_buffer_len=0;
-
-    while(1) {
-        while(sh->a_in_buffer_len < HEADER_SIZE) {
-            int c = demux_getc(sh->ds);
-
-            if(c < 0)
-                return -1;
-            sh->a_in_buffer[sh->a_in_buffer_len++] = c;
-        }
-
-        length = dts_syncinfo(s, sh->a_in_buffer, flags, &sample_rate,
-                              &bit_rate, &frame_length);
-
-        if(length >= HEADER_SIZE)
-            break;
-
-//        mp_msg(MSGT_DECAUDIO, MSGL_V, "skip\n");
-        memmove(sh->a_in_buffer, sh->a_in_buffer+1, HEADER_SIZE-1);
-        --sh->a_in_buffer_len;
-    }
-
-    demux_read_data(sh->ds, sh->a_in_buffer + HEADER_SIZE, length - HEADER_SIZE);
-
-    sh->samplerate = sample_rate;
-    sh->i_bps = bit_rate/8;
-
-    return length;
-}
-
-static int decode_audio(sh_audio_t *sh, unsigned char *buf, int minlen, int maxlen)
-{
-    dts_state_t *s = sh->context;
-    int16_t *out_samples = (int16_t*)buf;
-    int flags;
-    level_t level;
-    sample_t bias;
-    int nblocks;
-    int i;
-    int data_size = 0;
-
-    if(!sh->a_in_buffer_len)
-        if(dts_sync(sh, &flags) < 0) return -1; /* EOF */
-    sh->a_in_buffer_len=0;
-
-    flags &= ~(DTS_CHANNEL_MASK | DTS_LFE);
-    flags |= ch2flags[sh->channels - 1];
-
-    level = CONVERT_LEVEL;
-    bias = CONVERT_BIAS;
-    flags |= DTS_ADJUST_LEVEL;
-    if(dts_frame(s, sh->a_in_buffer, &flags, &level, bias)) {
-        mp_msg(MSGT_DECAUDIO, MSGL_ERR, "dts_frame() failed\n");
-        goto end;
-    }
-
-    nblocks = dts_blocks_num(s);
-
-    for(i = 0; i < nblocks; i++) {
-        if(dts_block(s)) {
-            mp_msg(MSGT_DECAUDIO, MSGL_ERR, "dts_block() failed\n");
-            goto end;
-        }
-
-        convert2s16_multi(dts_samples(s), out_samples, flags, sh->channels);
-
-        out_samples += 256 * sh->channels;
-        data_size += 256 * sizeof(int16_t) * sh->channels;
-    }
-
-end:
-    return data_size;
-}
-
-static int preinit(sh_audio_t *sh)
-{
-    struct MPOpts *opts = sh->opts;
-
-    /* 256 = samples per block, 16 = max number of blocks */
-    int channels = opts->audio_output_channels;
-    if (channels > 6)
-        channels = 6;
-    sh->audio_out_minsize = channels * sizeof(int16_t) * 256 * 16;
-    sh->audio_in_minsize = DTSBUFFER_SIZE;
-    sh->samplesize=2;
-
-    return 1;
-}
-
-static int init(sh_audio_t *sh)
-{
-    struct MPOpts *opts = sh->opts;
-    dts_state_t *s;
-    int flags;
-    int decoded_bytes;
-
-    s = dts_init(0);
-    if(s == NULL) {
-        mp_msg(MSGT_DECAUDIO, MSGL_ERR, "dts_init() failed\n");
-        return 0;
-    }
-    sh->context = s;
-
-    if(dts_sync(sh, &flags) < 0) {
-        mp_msg(MSGT_DECAUDIO, MSGL_ERR, "dts sync failed\n");
-        dts_free(s);
-        return 0;
-    }
-    channels_info(flags);
-
-    int channels = opts->audio_output_channels;
-    if (channels > 6)
-        channels = 6;
-    assert(channels >= 1 && channels <= 6);
-    sh->channels = channels;
-
-    decoded_bytes = decode_audio(sh, sh->a_buffer, 1, sh->a_buffer_size);
-    if(decoded_bytes > 0)
-        sh->a_buffer_len = decoded_bytes;
-    else {
-        mp_msg(MSGT_DECAUDIO, MSGL_ERR, "dts decode failed on first frame (up/downmix problem?)\n");
-        dts_free(s);
-        return 0;
-    }
-
-    return 1;
-}
-
-static void uninit(sh_audio_t *sh)
-{
-    dts_state_t *s = sh->context;
-
-    dts_free(s);
-}
-
-static int control(sh_audio_t *sh,int cmd,void* arg, ...)
-{
-    int flags;
-
-    switch(cmd){
-        case ADCTRL_RESYNC_STREAM:
-            dts_sync(sh, &flags);
-            return CONTROL_TRUE;
-    }
-    return CONTROL_UNKNOWN;
-}