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Diffstat (limited to 'src/libreal/xine_real_audio_decoder.c')
-rw-r--r--src/libreal/xine_real_audio_decoder.c183
1 files changed, 49 insertions, 134 deletions
diff --git a/src/libreal/xine_real_audio_decoder.c b/src/libreal/xine_real_audio_decoder.c
index 1b21de2d0..4187477e1 100644
--- a/src/libreal/xine_real_audio_decoder.c
+++ b/src/libreal/xine_real_audio_decoder.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2000-2003 the xine project
+ * Copyright (C) 2000-2008 the xine project
*
* This file is part of xine, a free video player.
*
@@ -22,6 +22,10 @@
* code inspired by work from Florian Schneider for the MPlayer Project
*/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
#include <stdlib.h>
#include <string.h>
@@ -51,6 +55,8 @@ typedef struct {
/* empty so far */
} real_class_t;
+typedef void * ra_codec_t;
+
typedef struct realdec_decoder_s {
audio_decoder_t audio_decoder;
@@ -60,18 +66,18 @@ typedef struct realdec_decoder_s {
void *ra_handle;
- unsigned long (*raCloseCodec)(void*);
- unsigned long (*raDecode)(void*, char*,unsigned long,char*,unsigned int*,long);
- unsigned long (*raFlush)(unsigned long,unsigned long,unsigned long);
- unsigned long (*raFreeDecoder)(void*);
- void* (*raGetFlavorProperty)(void*,unsigned long,unsigned long,int*);
- unsigned long (*raInitDecoder)(void*, void*);
- unsigned long (*raOpenCodec2)(void*);
- unsigned long (*raSetFlavor)(void*,unsigned long);
- void (*raSetDLLAccessPath)(char*);
- void (*raSetPwd)(char*,char*);
+ uint32_t (*raCloseCodec)(ra_codec_t);
+ uint32_t (*raDecode)(ra_codec_t, char *, uint32_t, char *, uint32_t *, uint32_t);
+ uint32_t (*raFlush)(ra_codec_t, char *, uint32_t *);
+ uint32_t (*raFreeDecoder)(ra_codec_t);
+ void * (*raGetFlavorProperty)(ra_codec_t, uint16_t, uint16_t, uint16_t *);
+ uint32_t (*raInitDecoder)(ra_codec_t, void *);
+ uint32_t (*raOpenCodec2)(ra_codec_t *, const char *);
+ uint32_t (*raSetFlavor)(ra_codec_t, uint16_t);
+ void (*raSetDLLAccessPath)(char *);
+ void (*raSetPwd)(ra_codec_t, char *);
- void *context;
+ ra_codec_t context;
int sps, w, h;
int block_align;
@@ -92,14 +98,14 @@ typedef struct realdec_decoder_s {
} realdec_decoder_t;
typedef struct {
- int samplerate;
- short bits;
- short channels;
- int unk1;
- int subpacket_size;
- int coded_frame_size;
- int codec_data_length;
- void *extras;
+ uint32_t samplerate;
+ uint16_t bits;
+ uint16_t channels;
+ uint16_t quality;
+ uint32_t subpacket_size;
+ uint32_t coded_frame_size;
+ uint32_t codec_data_length;
+ void *extras;
} ra_init_t;
static int load_syms_linux (realdec_decoder_t *this, const char *const codec_name, const char *const codec_alternate) {
@@ -216,13 +222,14 @@ static int init_codec (realdec_decoder_t *this, buf_element_t *buf) {
_x_meta_info_set_utf8(this->stream, XINE_META_INFO_AUDIOCODEC, "Cook");
if (!load_syms_linux (this, "cook.so", "cook.so.6.0"))
return 0;
+ this->block_align = subpacket_size;
break;
case BUF_AUDIO_ATRK:
_x_meta_info_set_utf8(this->stream, XINE_META_INFO_AUDIOCODEC, "Atrac");
if (!load_syms_linux (this, "atrc.so", "atrc.so.6.0"))
return 0;
- this->block_align = 384;
+ this->block_align = subpacket_size;
break;
case BUF_AUDIO_14_4:
@@ -254,7 +261,7 @@ static int init_codec (realdec_decoder_t *this, buf_element_t *buf) {
* init codec
*/
- result = this->raOpenCodec2 (&this->context);
+ result = this->raOpenCodec2 (&this->context, NULL);
if (result) {
xprintf (this->stream->xine, XINE_VERBOSITY_DEBUG, "libareal: error in raOpenCodec2: %d\n", result);
return 0;
@@ -266,7 +273,7 @@ static int init_codec (realdec_decoder_t *this, buf_element_t *buf) {
init_data.samplerate = samples_per_sec;
init_data.bits = bits_per_sample;
init_data.channels = num_channels;
- init_data.unk1 = 100; /* ??? */
+ init_data.quality = 100; /* ??? */
init_data.subpacket_size = subpacket_size; /* subpacket size */
init_data.coded_frame_size = coded_frame_size; /* coded frame size */
init_data.codec_data_length = data_len; /* codec data length */
@@ -307,14 +314,14 @@ static int init_codec (realdec_decoder_t *this, buf_element_t *buf) {
if (this->sps) {
this->frame_size = this->w/this->sps*this->h*this->sps;
- this->frame_buffer = xine_xmalloc (this->frame_size);
- this->frame_reordered = xine_xmalloc (this->frame_size);
+ this->frame_buffer = calloc (1, this->frame_size);
+ this->frame_reordered = calloc (1, this->frame_size);
this->frame_num_bytes = 0;
} else {
this->frame_size = this->w*this->h;
- this->frame_buffer = xine_xmalloc (this->frame_size);
+ this->frame_buffer = calloc (this->w, this->h);
this->frame_reordered = this->frame_buffer;
this->frame_num_bytes = 0;
@@ -350,13 +357,6 @@ static int init_codec (realdec_decoder_t *this, buf_element_t *buf) {
return 1;
}
-static unsigned char sipr_swaps[38][2]={
- {0,63},{1,22},{2,44},{3,90},{5,81},{7,31},{8,86},{9,58},{10,36},{12,68},
- {13,39},{14,73},{15,53},{16,69},{17,57},{19,88},{20,34},{21,71},{24,46},
- {25,94},{26,54},{28,75},{29,50},{32,70},{33,92},{35,74},{38,85},{40,56},
- {42,87},{43,65},{45,59},{48,79},{49,93},{51,89},{55,95},{61,76},{67,83},
- {77,80} };
-
static void realdec_decode_data (audio_decoder_t *this_gen, buf_element_t *buf) {
realdec_decoder_t *this = (realdec_decoder_t *) this_gen;
@@ -383,116 +383,32 @@ static void realdec_decode_data (audio_decoder_t *this_gen, buf_element_t *buf)
this->pts = buf->pts;
size = buf->size;
-
while (size) {
+ int need;
- int needed;
-
- needed = this->frame_size - this->frame_num_bytes;
-
- if (needed>size) {
-
- memcpy (this->frame_buffer+this->frame_num_bytes, buf->content, size);
+ need = this->frame_size - this->frame_num_bytes;
+ if (size < need) {
+ memcpy (this->frame_buffer + this->frame_num_bytes,
+ buf->content + buf->size - size, size);
this->frame_num_bytes += size;
-
- lprintf ("buffering %d/%d bytes\n", this->frame_num_bytes, this->frame_size);
-
size = 0;
-
} else {
-
- int result;
- int len =-1;
- int n;
- int sps = this->sps;
- int w = this->w;
- int h = this->h;
audio_buffer_t *audio_buffer;
+ int n, len;
+ int result;
- lprintf ("buffering %d bytes\n", needed);
-
- memcpy (this->frame_buffer+this->frame_num_bytes, buf->content, needed);
-
- size -= needed;
+ memcpy (this->frame_buffer + this->frame_num_bytes,
+ buf->content + buf->size - size, need);
+ size -= need;
this->frame_num_bytes = 0;
- lprintf ("frame completed. reordering...\n");
- lprintf ("bs=%d sps=%d w=%d h=%d \n",/*sh->wf->nBlockAlign*/-1,sps,w,h);
-
- if (!sps) {
-
- int j,n;
- int bs=h*w*2/96; /* nibbles per subpacket */
- unsigned char *p=this->frame_buffer;
-
- /* 'sipr' way */
- /* demux_read_data(sh->ds, p, h*w); */
- for (n=0;n<38;n++){
- int i=bs*sipr_swaps[n][0];
- int o=bs*sipr_swaps[n][1];
- /* swap nibbles of block 'i' with 'o' TODO: optimize */
- for (j=0;j<bs;j++) {
- int x=(i&1) ? (p[(i>>1)]>>4) : (p[(i>>1)]&15);
- int y=(o&1) ? (p[(o>>1)]>>4) : (p[(o>>1)]&15);
- if (o&1)
- p[(o>>1)]=(p[(o>>1)]&0x0F)|(x<<4);
- else
- p[(o>>1)]=(p[(o>>1)]&0xF0)|x;
-
- if (i&1)
- p[(i>>1)]=(p[(i>>1)]&0x0F)|(y<<4);
- else
- p[(i>>1)]=(p[(i>>1)]&0xF0)|y;
-
- ++i;
- ++o;
- }
- }
- /*
- sh->a_in_buffer_size=
- sh->a_in_buffer_len=w*h;
- */
-
- } else {
- int x, y;
- uint8_t *s;
-
- /* 'cook' way */
-
- w /= sps; s = this->frame_buffer;
-
- for (y=0; y<h; y++)
-
- for (x=0; x<w; x++) {
-
- lprintf ("x=%d, y=%d, off %d\n",
- x, y, sps*(h*x+((h+1)/2)*(y&1)+(y>>1)));
-
- memcpy (this->frame_reordered+sps*(h*x+((h+1)/2)*(y&1)+(y>>1)),
- s, sps);
- s+=sps;
-
- /* demux_read_data(sh->ds, sh->a_in_buffer+sps*(h*x+((h+1)/2)*(y&1)+(y>>1)),
- sps); */
-
- }
- /*
- sh->a_in_buffer_size=
- sh->a_in_buffer_len=w*h*sps;
- */
- }
-
-#ifdef LOG
- xine_hexdump (this->frame_reordered, buf->size);
-#endif
-
n = 0;
- while (n<this->frame_size) {
+ while (n < this->frame_size) {
audio_buffer = this->stream->audio_out->get_buffer (this->stream->audio_out);
result = this->raDecode (this->context,
- this->frame_reordered+n,
+ this->frame_buffer + n,
this->block_align,
(char *) audio_buffer->mem, &len, -1);
@@ -506,7 +422,7 @@ static void realdec_decode_data (audio_decoder_t *this_gen, buf_element_t *buf)
this->stream->audio_out->put_buffer (this->stream->audio_out,
audio_buffer, this->stream);
- n+=this->block_align;
+ n += this->block_align;
}
}
}
@@ -565,7 +481,7 @@ static audio_decoder_t *open_plugin (audio_decoder_class_t *class_gen,
real_class_t *cls = (real_class_t *) class_gen;
realdec_decoder_t *this ;
- this = (realdec_decoder_t *) xine_xmalloc (sizeof (realdec_decoder_t));
+ this = (realdec_decoder_t *) calloc(1, sizeof(realdec_decoder_t));
this->audio_decoder.decode_data = realdec_decode_data;
this->audio_decoder.reset = realdec_reset;
@@ -598,9 +514,8 @@ static void dispose_class (audio_decoder_class_t *this) {
void *init_realadec (xine_t *xine, void *data) {
real_class_t *this;
- config_values_t *config = xine->config;
- this = (real_class_t *) xine_xmalloc (sizeof (real_class_t));
+ this = (real_class_t *) calloc(1, sizeof(real_class_t));
this->decoder_class.open_plugin = open_plugin;
this->decoder_class.get_identifier = get_identifier;
@@ -622,5 +537,5 @@ static uint32_t audio_types[] = {
const decoder_info_t dec_info_realaudio = {
audio_types, /* supported types */
- 7 /* priority */
+ 6 /* priority */
};
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-27 14:53:33 +0000