1 | //codecfilter_wave.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2014 |
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5 | * |
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6 | * This file is part of roard a part of RoarAudio, |
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7 | * a cross-platform sound system for both, home and professional use. |
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8 | * See README for details. |
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9 | * |
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10 | * This file is free software; you can redistribute it and/or modify |
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11 | * it under the terms of the GNU General Public License version 3 |
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12 | * as published by the Free Software Foundation. |
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13 | * |
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14 | * RoarAudio is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this software; see the file COPYING. If not, write to |
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21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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22 | * Boston, MA 02110-1301, USA. |
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23 | * |
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24 | */ |
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25 | |
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26 | #include "roard.h" |
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27 | |
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28 | #ifdef ROAR_HAVE_LIBUNIRAUM |
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29 | |
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30 | #include <uniraum/uniraum.h> |
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31 | |
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32 | #define MAX_STREAMS 4 |
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33 | |
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34 | struct codecfilter_uniraum_inst; |
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35 | |
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36 | struct codecfilter_uniraum_inst_stream { |
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37 | size_t refc; |
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38 | struct codecfilter_uniraum_inst * parent; |
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39 | struct roar_stream_server * ss; |
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40 | int stream; |
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41 | uniraum_stream_t * uniraumstream; |
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42 | uniraum_mapping_t * uniraummapping; |
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43 | uniraum_data_t * dataqueue; |
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44 | }; |
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45 | |
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46 | struct codecfilter_uniraum_inst { |
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47 | size_t refc; |
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48 | struct roar_stream_server * ss; |
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49 | struct roar_vio_calls vio; |
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50 | uniraum_file_t * file; |
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51 | struct codecfilter_uniraum_inst_stream stream[MAX_STREAMS]; |
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52 | size_t streams; |
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53 | int got_eof; |
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54 | int is_execed; |
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55 | }; |
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56 | |
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57 | static inline void __stream_ref(struct codecfilter_uniraum_inst_stream * self); |
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58 | static inline void __stream_unref(struct codecfilter_uniraum_inst_stream * self); |
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59 | static inline int __read_more_data(struct codecfilter_uniraum_inst * self, int stream); |
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60 | static inline void __stream_pushdata(struct codecfilter_uniraum_inst_stream * self); |
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61 | static inline void __stream_setup_vio(struct codecfilter_uniraum_inst_stream * self); |
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62 | |
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63 | static inline void __inst_ref(struct codecfilter_uniraum_inst * self) { |
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64 | self->refc++; |
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65 | } |
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66 | |
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67 | static inline void __inst_unref(struct codecfilter_uniraum_inst * self) { |
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68 | self->refc--; |
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69 | if ( self->refc ) |
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70 | return; |
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71 | uniraum_unref(self->file); |
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72 | self->file = NULL; |
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73 | roar_mm_free(self); |
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74 | } |
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75 | |
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76 | struct codecfilter_uniraum_inst_stream * __stream_get(struct codecfilter_uniraum_inst * self, int stream) { |
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77 | size_t i; |
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78 | |
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79 | for (i = 0; i < MAX_STREAMS; i++) { |
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80 | if ( self->stream[i].refc && self->stream[i].stream == stream ) { |
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81 | __stream_ref(&(self->stream[i])); |
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82 | return &(self->stream[i]); |
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83 | } |
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84 | } |
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85 | |
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86 | roar_err_set(ROAR_ERROR_NOENT); |
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87 | return NULL; |
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88 | } |
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89 | |
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90 | struct codecfilter_uniraum_inst_stream * __stream_new(struct codecfilter_uniraum_inst * self, int stream) { |
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91 | struct codecfilter_uniraum_inst_stream * ret; |
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92 | size_t i; |
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93 | |
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94 | ret = __stream_get(self, stream); |
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95 | if ( ret != NULL ) { |
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96 | __stream_unref(ret); |
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97 | roar_err_set(ROAR_ERROR_EXIST); |
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98 | return NULL; |
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99 | } |
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100 | |
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101 | for (i = 0; i < MAX_STREAMS; i++) { |
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102 | ret = &(self->stream[i]); |
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103 | if ( !ret->refc ) { |
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104 | memset(ret, 0, sizeof(*ret)); |
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105 | ret->refc = 1; |
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106 | ret->parent = self; |
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107 | ret->ss = NULL; |
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108 | ret->stream = stream; |
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109 | ret->uniraumstream = NULL; |
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110 | ret->uniraummapping = NULL; |
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111 | ret->dataqueue = NULL; |
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112 | if ( streams_new_virtual(ROAR_STREAM(self->ss)->id, &(ret->ss)) == -1 ) { |
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113 | ret->refc = 0; |
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114 | return NULL; |
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115 | } |
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116 | __stream_setup_vio(ret); |
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117 | __stream_ref(ret); |
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118 | self->streams++; |
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119 | return ret; |
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120 | } |
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121 | } |
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122 | |
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123 | roar_err_set(ROAR_ERROR_NOSPC); |
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124 | return NULL; |
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125 | } |
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126 | |
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127 | static inline void __stream_ref(struct codecfilter_uniraum_inst_stream * self) { |
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128 | self->refc++; |
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129 | } |
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130 | |
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131 | static inline void __stream_unref(struct codecfilter_uniraum_inst_stream * self) { |
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132 | self->refc--; |
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133 | if ( self->refc ) |
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134 | return; |
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135 | self->parent->streams--; |
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136 | __inst_unref(self->parent); |
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137 | uniraum_stream_unref(self->uniraumstream); |
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138 | uniraum_mapping_unref(self->uniraummapping); |
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139 | roar_buffer_free(self->dataqueue); |
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140 | roar_mm_free(self); |
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141 | } |
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142 | |
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143 | static ssize_t __v_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
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144 | struct codecfilter_uniraum_inst_stream * self = vio->inst; |
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145 | ssize_t done = 0; |
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146 | size_t len; |
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147 | int ret; |
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148 | |
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149 | ROAR_DBG("__v_read(vio=%p, buf=%p, count=%llu) = ?", vio, buf, (long long unsigned int)count); |
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150 | |
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151 | while (count) { |
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152 | ROAR_DBG("__v_read(vio=%p, buf=?, count=?): %llu bytes left to do", vio, (long long unsigned int)count); |
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153 | len = count; |
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154 | if ( self->dataqueue == NULL ) { |
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155 | len = 0; |
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156 | } else if ( roar_buffer_shift_out(&(self->dataqueue), buf, &len) == -1 ) { |
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157 | ROAR_DBG("__v_read(vio=%p, buf=%p, count=?): roar_errorstring=%s", vio, buf, roar_errorstring); |
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158 | break; |
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159 | } |
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160 | |
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161 | if ( len == 0 ) { |
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162 | __stream_pushdata(self); |
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163 | len = count; |
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164 | if ( self->dataqueue == NULL ) { |
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165 | len = 0; |
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166 | } else if ( roar_buffer_shift_out(&(self->dataqueue), buf, &len) == -1 ) { |
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167 | ROAR_DBG("__v_read(vio=%p, buf=%p, count=?): roar_errorstring=%s", vio, buf, roar_errorstring); |
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168 | break; |
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169 | } |
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170 | ROAR_DBG("__v_read(vio=%p, buf=?, count=?) = ?", vio); |
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171 | if ( len == 0 ) { |
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172 | do { |
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173 | ret = __read_more_data(self->parent, self->stream); |
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174 | } while (ret == 0 && self->dataqueue == NULL); |
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175 | //__stream_pushdata(self); |
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176 | len = count; |
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177 | ROAR_DBG("__v_read(vio=%p, buf=?, count=?): self->dataqueue=%p, buf=%p", vio, self->dataqueue, buf); |
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178 | if ( roar_buffer_shift_out(&(self->dataqueue), buf, &len) == -1 ) { |
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179 | ROAR_DBG("__v_read(vio=%p, buf=?, count=?): roar_errorstring=%s", vio, roar_errorstring); |
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180 | break; |
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181 | } |
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182 | } |
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183 | } |
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184 | |
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185 | buf += len; |
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186 | count -= len; |
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187 | done += len; |
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188 | } |
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189 | |
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190 | ROAR_DBG("__v_read(vio=%p, buf=%p, count=?) = %lli", vio, buf, (long long int)done); |
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191 | return done; |
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192 | } |
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193 | |
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194 | static ssize_t __v_write (struct roar_vio_calls * vio, void *buf, size_t count) { |
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195 | // TODO: add support here to write a stream. |
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196 | roar_err_set(ROAR_ERROR_NOSYS); |
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197 | return -1; |
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198 | } |
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199 | |
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200 | static roar_off_t __v_lseek (struct roar_vio_calls * vio, roar_off_t offset, int whence) { |
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201 | roar_err_set(ROAR_ERROR_NOSYS); |
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202 | return -1; |
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203 | } |
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204 | |
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205 | static int __v_sync (struct roar_vio_calls * vio) { |
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206 | // TODO: add support here to flush the mapping of this stream and stuff. |
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207 | roar_err_set(ROAR_ERROR_NOSYS); |
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208 | return -1; |
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209 | } |
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210 | |
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211 | static int __v_ctl (struct roar_vio_calls * vio, roar_vio_ctl_t cmd, void * data) { |
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212 | roar_err_set(ROAR_ERROR_NOSYS); |
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213 | return -1; |
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214 | } |
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215 | |
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216 | static int __v_close (struct roar_vio_calls * vio) { |
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217 | // TODO: add support here to terminate the stream and write KICK command and sttuff. |
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218 | __stream_unref(vio->inst); |
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219 | roar_vio_clear_calls(vio); |
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220 | return 0; |
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221 | } |
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222 | |
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223 | static inline void __stream_setup_vio(struct codecfilter_uniraum_inst_stream * self) { |
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224 | struct roar_vio_calls * vio = &(self->ss->vio); |
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225 | roar_vio_clear_calls(vio); |
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226 | vio->inst = self; |
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227 | vio->read = __v_read; |
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228 | vio->write = __v_write; |
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229 | vio->lseek = __v_lseek; |
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230 | vio->sync = __v_sync; |
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231 | vio->ctl = __v_ctl; |
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232 | vio->close = __v_close; |
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233 | __stream_ref(self); |
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234 | } |
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235 | |
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236 | |
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237 | static inline void __stream_pushdata(struct codecfilter_uniraum_inst_stream * self) { |
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238 | uniraum_req_t * req = NULL; |
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239 | uniraum_data_t * data; |
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240 | int queue_filled; |
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241 | |
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242 | ROAR_DBG("__stream_pushdata(self=%p) = ?", self); |
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243 | |
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244 | do { |
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245 | ROAR_DBG("__stream_pushdata(self=%p) = ?", self); |
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246 | do { |
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247 | ROAR_DBG("__stream_pushdata(self=%p): self->uniraummapping=%p", self, self->uniraummapping); |
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248 | data = uniraum_mapping_dataout(self->uniraummapping); |
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249 | queue_filled = data != NULL; |
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250 | ROAR_DBG("__stream_pushdata(self=%p): queue_filled=%i", self, queue_filled); |
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251 | if ( queue_filled ) { |
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252 | if ( roar_buffer_moveintoqueue(&(self->dataqueue), &data) == -1 ) { |
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253 | ROAR_ERR("__stream_pushdata(self=%p): lost data (can not push into queue): %s", self, roar_errorstring); |
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254 | uniraum_data_unref(data); |
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255 | queue_filled = 0; |
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256 | } |
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257 | } |
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258 | } while (queue_filled); |
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259 | |
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260 | req = uniraum_stream_reqout(self->uniraumstream); |
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261 | ROAR_DBG("__stream_pushdata(self=%p): req=%p", self, req); |
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262 | if ( req != NULL ) { |
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263 | if ( uniraum_reqget_type(req) == ROAR_CMD_ADD_DATA ) { |
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264 | ROAR_DBG("__stream_pushdata(self=%p): self->uniraummapping=%p, req=%p is data.", self, self->uniraummapping, req); |
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265 | if ( uniraum_mapping_reqin(self->uniraummapping, req) == -1 ) { |
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266 | ROAR_ERR("__stream_pushdata(self=%p): Can not push data into mapping. Bad.", self); |
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267 | } |
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268 | } |
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269 | uniraum_requnref(req); |
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270 | } |
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271 | } while (req != NULL); |
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272 | } |
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273 | |
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274 | static inline int __handle_meta_data(struct codecfilter_uniraum_inst * self, uniraum_req_t * in, int stream) { |
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275 | struct codecfilter_uniraum_inst_stream * streamobj; |
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276 | int server_stream = -1; |
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277 | const char * key; |
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278 | const char * value; |
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279 | int mode; |
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280 | |
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281 | if ( stream == -1 ) { |
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282 | server_stream = ROAR_STREAM(self->ss)->id; |
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283 | } else { |
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284 | streamobj = __stream_get(self, stream); |
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285 | if ( streamobj == NULL ) |
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286 | return -1; |
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287 | server_stream = ROAR_STREAM(streamobj->ss)->id; |
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288 | __stream_unref(streamobj); |
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289 | } |
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290 | |
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291 | if ( uniraum_reqget_meta(in, &key, &value, &mode) == -1 ) { |
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292 | roar_err_set(uniraum_error(self->file)); |
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293 | return -1; |
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294 | } |
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295 | |
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296 | switch (mode) { |
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297 | case ROAR_META_MODE_SET: |
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298 | return stream_meta_set(server_stream, roar_meta_inttype(key), key, value); |
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299 | break; |
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300 | case ROAR_META_MODE_ADD: |
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301 | return stream_meta_add(server_stream, roar_meta_inttype(key), key, value); |
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302 | break; |
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303 | case ROAR_META_MODE_CLEAR: |
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304 | return stream_meta_clear(server_stream); |
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305 | break; |
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306 | case ROAR_META_MODE_FINALIZE: |
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307 | return stream_meta_finalize(server_stream); |
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308 | break; |
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309 | case ROAR_META_MODE_DELETE: |
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310 | roar_err_set(ROAR_ERROR_NOTSUP); |
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311 | return -1; |
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312 | break; |
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313 | } |
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314 | |
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315 | roar_err_set(ROAR_ERROR_BADRQC); |
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316 | return -1; |
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317 | } |
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318 | |
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319 | static inline int __handle_req_global(struct codecfilter_uniraum_inst * self, uniraum_req_t * in, int type) { |
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320 | ROAR_DBG("__handle_req_global(self=%p, in=%p, type=%i) = ?", self, in, type); |
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321 | |
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322 | switch (type) { |
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323 | case ROAR_CMD_NOOP: |
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324 | case ROAR_CMD_CAPS: |
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325 | case ROAR_CMD_RAUM_SEEKTABLE: |
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326 | // NOOPs. |
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327 | return 0; |
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328 | break; |
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329 | case ROAR_CMD_QUIT: |
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330 | self->got_eof = 1; |
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331 | ROAR_DBG("__handle_req_global(self=%p, in=%p, type=%i) = 0 // EOF mark", self, in, type); |
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332 | return 0; |
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333 | break; |
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334 | case ROAR_CMD_SET_META: |
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335 | return __handle_meta_data(self, in, -1); |
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336 | break; |
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337 | default: |
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338 | ROAR_DBG("__handle_req_global(self=%p, in=%p, type=%i) = 0 // error=NSTYPE", self, in, type); |
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339 | roar_err_set(ROAR_ERROR_NSTYPE); |
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340 | return -1; |
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341 | break; |
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342 | } |
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343 | } |
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344 | |
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345 | static inline void __handle_req_stream_update_codec(struct roar_audio_info * info) { |
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346 | switch (info->codec) { |
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347 | case ROAR_CODEC_RAUM_VORBIS: |
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348 | info->codec = ROAR_CODEC_OGG_VORBIS; |
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349 | break; |
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350 | case ROAR_CODEC_RAUM_FLAC: |
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351 | break; |
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352 | } |
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353 | } |
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354 | |
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355 | static inline int __handle_req_stream(struct codecfilter_uniraum_inst * self, uniraum_req_t * in, int type, int stream) { |
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356 | struct codecfilter_uniraum_inst_stream * streamobj; |
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357 | struct roar_audio_info info; |
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358 | int stream_dir = -1; |
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359 | int ret = -1; |
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360 | int err; |
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361 | |
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362 | ROAR_DBG("__handle_req_stream(self=%p, in=%p, type=%i, stream=%i) = ?", self, in, type, stream); |
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363 | |
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364 | if ( type == ROAR_CMD_NEW_STREAM ) { |
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365 | streamobj = __stream_new(self, stream); |
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366 | if ( streamobj == NULL ) |
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367 | return -1; |
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368 | |
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369 | streamobj->uniraumstream = uniraum_stream_new(in); |
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370 | ret = streamobj->uniraumstream == NULL ? -1 : 0; |
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371 | } else { |
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372 | streamobj = __stream_get(self, stream); |
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373 | if ( streamobj == NULL ) |
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374 | return -1; |
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375 | ret = uniraum_stream_reqin(streamobj->uniraumstream, in); |
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376 | ROAR_DBG("__handle_req_stream(self=%p, in=%p, type=%i, stream=%i): ret=%i", self, in, type, stream, ret); |
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377 | } |
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378 | |
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379 | if ( ret == -1 ) { |
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380 | err = roar_error; |
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381 | __stream_unref(streamobj); |
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382 | roar_err_set(err); |
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383 | ROAR_DBG("__handle_req_stream(self=%p, in=%p, type=%i, stream=%i) = -1 // error=%s", self, in, type, stream, roar_errorstring); |
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384 | return -1; |
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385 | } |
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386 | |
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387 | switch (type) { |
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388 | case ROAR_CMD_RAUM_SEEKTABLE: |
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389 | case ROAR_CMD_ADD_DATA: |
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390 | case ROAR_CMD_KICK: |
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391 | // NOOPs. |
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392 | ret = 0; |
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393 | break; |
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394 | case ROAR_CMD_SET_META: |
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395 | ret = __handle_meta_data(self, in, stream); |
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396 | break; |
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397 | case ROAR_CMD_EXEC_STREAM: |
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398 | self->is_execed = stream; |
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399 | ret = 0; |
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400 | break; |
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401 | case ROAR_CMD_NEW_STREAM: |
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402 | stream_dir = uniraum_stream_get_dir(streamobj->uniraumstream); |
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403 | info = ROAR_STREAM(streamobj->ss)->info = *uniraum_stream_get_auinfo(streamobj->uniraumstream); |
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404 | __handle_req_stream_update_codec(&(ROAR_STREAM(streamobj->ss)->info)); |
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405 | ROAR_DBG("__handle_req_stream(self=%p, in=%p, type=%i, stream=%i): stream_dir=%i, codec=%s", self, in, type, stream, stream_dir, roar_codec2str(ROAR_STREAM(streamobj->ss)->info.codec)); |
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406 | streamobj->ss->codec_orgi = ROAR_STREAM(streamobj->ss)->info.codec; |
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407 | streams_set_dir(ROAR_STREAM(streamobj->ss)->id, stream_dir, 1); |
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408 | streams_set_fh(ROAR_STREAM(streamobj->ss)->id, -2); |
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409 | streamobj->uniraummapping = uniraum_mapping_new(stream, |
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410 | UNIRAUM_IN, ROAR_VIO_DFT_RAW, |
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411 | &info); |
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412 | break; |
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413 | case ROAR_CMD_SET_VOL: |
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414 | case ROAR_CMD_SET_STREAM_PARA: |
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415 | default: |
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416 | roar_err_set(ROAR_ERROR_NSTYPE); |
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417 | ret = -1; |
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418 | break; |
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419 | } |
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420 | |
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421 | err = roar_error; |
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422 | |
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423 | __stream_pushdata(streamobj); |
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424 | __stream_unref(streamobj); |
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425 | |
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426 | roar_err_set(err); |
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427 | ROAR_DBG("__handle_req_stream(self=%p, in=%p, type=%i, stream=%i) = %i // error=%s", self, in, type, stream, ret, roar_errorstring); |
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428 | return ret; |
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429 | } |
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430 | |
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431 | static inline int __handle_req(struct codecfilter_uniraum_inst * self, uniraum_req_t * in, int type, int stream) { |
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432 | ROAR_DBG("__handle_req(self=%p, in=%p, type=%i, stream=%i) = ?", self, in, type, stream); |
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433 | |
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434 | if ( stream == -1 ) { |
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435 | return __handle_req_global(self, in, type); |
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436 | } else { |
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437 | return __handle_req_stream(self, in, type, stream); |
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438 | } |
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439 | } |
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440 | |
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441 | static inline int __read_more_data_execed(struct codecfilter_uniraum_inst * self) { |
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442 | /* |
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443 | ssize_t uniraum_read_execed (uniraum_file_t * state, void * buf, size_t len); |
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444 | uniraum_req_t * uniraum_reqdata(int stream, uniraum_pos_t pos, const void * data, size_t len); |
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445 | uniraum_req_t * uniraum_reqend_stream(int stream, uniraum_pos_t pos); |
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446 | */ |
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447 | |
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448 | uniraum_req_t * data = NULL; |
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449 | char buf[1024]; |
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450 | ssize_t ret; |
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451 | |
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452 | ROAR_DBG("__read_more_data_execed(self=%p) = ?", self); |
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453 | |
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454 | ret = uniraum_read_execed(self->file, buf, sizeof(buf)); |
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455 | if ( ret < 0 ) { |
---|
456 | ROAR_DBG("__read_more_data_execed(self=%p) = -1 // EOF?", self); |
---|
457 | self->got_eof = 1; |
---|
458 | roar_err_set(uniraum_error(self->file)); |
---|
459 | return -1; |
---|
460 | } else if ( ret == 0 ) { |
---|
461 | self->got_eof = 1; |
---|
462 | } else { |
---|
463 | data = uniraum_reqdata(self->is_execed, 0, buf, ret); |
---|
464 | } |
---|
465 | |
---|
466 | if ( data == NULL ) { |
---|
467 | ROAR_DBG("__read_more_data_execed(self=%p) = -1", self); |
---|
468 | roar_err_set(uniraum_error(self->file)); |
---|
469 | return -1; |
---|
470 | } |
---|
471 | |
---|
472 | __handle_req_stream(self, data, uniraum_reqget_type(data), self->is_execed); |
---|
473 | uniraum_requnref(data); |
---|
474 | |
---|
475 | ROAR_DBG("__read_more_data_execed(self=%p) = 0", self); |
---|
476 | return 0; |
---|
477 | } |
---|
478 | |
---|
479 | static inline int __read_more_data(struct codecfilter_uniraum_inst * self, int stream) { |
---|
480 | uniraum_req_t * in; |
---|
481 | int instream; |
---|
482 | int intype; |
---|
483 | int err; |
---|
484 | |
---|
485 | ROAR_DBG("__read_more_data(self=%p, stream=%i) = ?", self, stream); |
---|
486 | |
---|
487 | if ( self->got_eof ) { |
---|
488 | roar_err_set(ROAR_ERROR_NONE); |
---|
489 | return -1; |
---|
490 | } else if ( self->is_execed != -1 ) { |
---|
491 | if ( self->is_execed == stream ) { |
---|
492 | __read_more_data_execed(self); |
---|
493 | ROAR_DBG("__read_more_data(self=%p, stream=%i) = 0", self, stream); |
---|
494 | return 0; |
---|
495 | } else { |
---|
496 | roar_err_set(ROAR_ERROR_BADSTATE); |
---|
497 | return -1; |
---|
498 | } |
---|
499 | } |
---|
500 | |
---|
501 | ROAR_DBG("__read_more_data(self=%p, stream=%i) = ?", self, stream); |
---|
502 | |
---|
503 | do { |
---|
504 | in = uniraum_reqin(self->file); |
---|
505 | if ( in == NULL ) { |
---|
506 | err = uniraum_error(self->file); |
---|
507 | if ( err == ROAR_ERROR_AGAIN ) { |
---|
508 | if ( uniraum_read(self->file) == -1 ) { |
---|
509 | roar_err_set(uniraum_error(self->file)); |
---|
510 | ROAR_DBG("__read_more_data(self=%p, stream=%i): Can not read input data (EOF?): %s", self, stream, roar_errorstring); |
---|
511 | self->got_eof = 1; |
---|
512 | return -1; |
---|
513 | } |
---|
514 | in = uniraum_reqin(self->file); |
---|
515 | if ( in == NULL ) { |
---|
516 | roar_err_set(uniraum_error(self->file)); |
---|
517 | return -1; |
---|
518 | } |
---|
519 | } else { |
---|
520 | roar_err_set(err); |
---|
521 | return -1; |
---|
522 | } |
---|
523 | } |
---|
524 | intype = uniraum_reqget_type(in); |
---|
525 | instream = uniraum_reqget_stream(in); |
---|
526 | __handle_req(self, in, intype, instream); |
---|
527 | uniraum_requnref(in); |
---|
528 | } while ( self->is_execed == -1 && !self->got_eof && |
---|
529 | ((stream != -1 && stream != instream) || (stream == -1 && intype != ROAR_CMD_ADD_DATA)) ); |
---|
530 | |
---|
531 | ROAR_DBG("__read_more_data(self=%p, stream=%i) = 0", self, stream); |
---|
532 | return 0; |
---|
533 | } |
---|
534 | |
---|
535 | static ssize_t __s_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
536 | ROAR_DBG("__s_read(vio=%p, buf=%p, count=?) = ?", vio, buf); |
---|
537 | return stream_vio_s_read(((struct codecfilter_uniraum_inst*)vio->inst)->ss, buf, count); |
---|
538 | } |
---|
539 | static ssize_t __s_write (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
540 | return stream_vio_s_write(((struct codecfilter_uniraum_inst*)vio->inst)->ss, buf, count); |
---|
541 | } |
---|
542 | static roar_off_t __s_lseek (struct roar_vio_calls * vio, roar_off_t offset, int whence) { |
---|
543 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
544 | return -1; |
---|
545 | } |
---|
546 | static int __s_sync (struct roar_vio_calls * vio) { |
---|
547 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
548 | return -1; |
---|
549 | } |
---|
550 | static int __s_ctl (struct roar_vio_calls * vio, roar_vio_ctl_t cmd, void * data) { |
---|
551 | return stream_vio_s_ctl(((struct codecfilter_uniraum_inst*)vio->inst)->ss, cmd, data); |
---|
552 | } |
---|
553 | static int __s_close (struct roar_vio_calls * vio) { |
---|
554 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
555 | return -1; |
---|
556 | } |
---|
557 | |
---|
558 | static inline void __init_s_vio(struct codecfilter_uniraum_inst * self) { |
---|
559 | roar_vio_clear_calls(&(self->vio)); |
---|
560 | self->vio.inst = self; |
---|
561 | self->vio.read = __s_read; |
---|
562 | self->vio.write = __s_write; |
---|
563 | self->vio.lseek = __s_lseek; |
---|
564 | self->vio.sync = __s_sync; |
---|
565 | self->vio.ctl = __s_ctl; |
---|
566 | self->vio.close = __s_close; |
---|
567 | } |
---|
568 | |
---|
569 | static inline int __open_file(struct codecfilter_uniraum_inst * self) { |
---|
570 | int dir; |
---|
571 | int flags; |
---|
572 | |
---|
573 | ROAR_DBG("__open_file(self=%p) = ?", self); |
---|
574 | |
---|
575 | if ( self->file != NULL ) { |
---|
576 | ROAR_DBG("__open_file(self=%p) = -1 // error=ALREADY", self); |
---|
577 | roar_err_set(ROAR_ERROR_ALREADY); |
---|
578 | return -1; |
---|
579 | } |
---|
580 | |
---|
581 | dir = streams_get_ssdir(ROAR_STREAM(self->ss)->id); |
---|
582 | |
---|
583 | switch (dir) { |
---|
584 | case STREAM_DIR_IN: |
---|
585 | flags = O_RDONLY; |
---|
586 | break; |
---|
587 | case STREAM_DIR_OUT: |
---|
588 | flags = O_WRONLY; |
---|
589 | break; |
---|
590 | case STREAM_DIR_BIDIR: |
---|
591 | flags = O_RDWR; |
---|
592 | break; |
---|
593 | default: |
---|
594 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
595 | return -1; |
---|
596 | break; |
---|
597 | } |
---|
598 | |
---|
599 | __init_s_vio(self); |
---|
600 | |
---|
601 | ROAR_DBG("__open_file(self=%p) = ?", self); |
---|
602 | |
---|
603 | self->file = uniraum_openvio(&(self->vio), flags); |
---|
604 | if ( self->file == NULL ) { |
---|
605 | roar_err_set(uniraum_error(NULL)); |
---|
606 | ROAR_DBG("__open_file(self=%p): Can not open uniraum file object: %s", self, roar_errorstring); |
---|
607 | return -1; |
---|
608 | } |
---|
609 | |
---|
610 | ROAR_DBG("__open_file(self=%p) = 0", self); |
---|
611 | return 0; |
---|
612 | } |
---|
613 | |
---|
614 | int cf_uniraum_open (CODECFILTER_USERDATA_T * inst, int codec, |
---|
615 | struct roar_stream_server * info, |
---|
616 | struct roar_codecfilter * filter) { |
---|
617 | struct codecfilter_uniraum_inst * self; |
---|
618 | |
---|
619 | self = roar_mm_malloc(sizeof(struct codecfilter_uniraum_inst)); |
---|
620 | if ( self == NULL ) |
---|
621 | return -1; |
---|
622 | |
---|
623 | memset(self, 0, sizeof(struct codecfilter_uniraum_inst)); |
---|
624 | self->refc = 1; |
---|
625 | self->ss = info; |
---|
626 | self->file = NULL; |
---|
627 | self->got_eof = 0; |
---|
628 | self->is_execed = -1; |
---|
629 | |
---|
630 | *inst = self; |
---|
631 | |
---|
632 | return 0; |
---|
633 | } |
---|
634 | |
---|
635 | int cf_uniraum_close(CODECFILTER_USERDATA_T inst) { |
---|
636 | struct codecfilter_uniraum_inst * self = inst; |
---|
637 | |
---|
638 | __inst_unref(self); |
---|
639 | |
---|
640 | ROAR_DBG("cf_uniraum_close(inst=%p) = 0", inst); |
---|
641 | return 0; |
---|
642 | } |
---|
643 | |
---|
644 | int cf_uniraum_write(CODECFILTER_USERDATA_T inst, char * buf, int len) { |
---|
645 | struct codecfilter_uniraum_inst * self = inst; |
---|
646 | |
---|
647 | if ( self->file == NULL ) |
---|
648 | if ( __open_file(self) == -1 ) |
---|
649 | return -1; |
---|
650 | |
---|
651 | roar_err_set(ROAR_ERROR_BADFH); |
---|
652 | return -1; |
---|
653 | } |
---|
654 | |
---|
655 | int cf_uniraum_read (CODECFILTER_USERDATA_T inst, char * buf, int len) { |
---|
656 | struct codecfilter_uniraum_inst * self = inst; |
---|
657 | ROAR_DBG("cf_uniraum_read(inst=%p, buf=%p, len=%i) = ?", inst, buf, len); |
---|
658 | |
---|
659 | if ( self == NULL ) { |
---|
660 | roar_err_set(ROAR_ERROR_FAULT); |
---|
661 | return -1; |
---|
662 | } |
---|
663 | |
---|
664 | if ( self->file == NULL ) |
---|
665 | if ( __open_file(self) == -1 ) |
---|
666 | return -1; |
---|
667 | |
---|
668 | if ( !self->streams ) |
---|
669 | __read_more_data(self, -1); |
---|
670 | |
---|
671 | if ( self->got_eof ) { |
---|
672 | ROAR_DBG("cf_uniraum_read(inst=%p, buf=%p, len=%i) = 0 // EOF", inst, buf, len); |
---|
673 | return 0; |
---|
674 | } else { |
---|
675 | ROAR_DBG("cf_uniraum_read(inst=%p, buf=%p, len=%i) = -1 // errno=EAGAIN", inst, buf, len); |
---|
676 | errno = EAGAIN; |
---|
677 | return -1; |
---|
678 | } |
---|
679 | } |
---|
680 | |
---|
681 | int cf_uniraum_flush(CODECFILTER_USERDATA_T inst) { |
---|
682 | struct codecfilter_uniraum_inst * self = inst; |
---|
683 | int r = uniraum_write(self->file); |
---|
684 | |
---|
685 | if ( r == -1 ) |
---|
686 | roar_err_set(uniraum_error(self->file)); |
---|
687 | |
---|
688 | return r; |
---|
689 | } |
---|
690 | |
---|
691 | int cf_uniraum_ctl (CODECFILTER_USERDATA_T inst, int cmd, void * data) { |
---|
692 | struct codecfilter_uniraum_inst * self = inst; |
---|
693 | int_least32_t type = cmd & ROAR_STREAM_CTL_TYPEMASK; |
---|
694 | |
---|
695 | cmd -= type; |
---|
696 | |
---|
697 | ROAR_DBG("cf_uniraum_ctl(*): cmd=0x%.8x, type=0x%.8x, pcmd=0x%.8x", |
---|
698 | cmd, type, ROAR_CODECFILTER_CTL2CMD(cmd)); |
---|
699 | |
---|
700 | switch (cmd) { |
---|
701 | case ROAR_CODECFILTER_CTL2CMD(ROAR_CODECFILTER_CTL_META_UPDATE): |
---|
702 | if ( type != ROAR_STREAM_CTL_TYPE_VOID ) |
---|
703 | return -1; |
---|
704 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
705 | return -1; |
---|
706 | break; |
---|
707 | default: |
---|
708 | ROAR_DBG("cf_uniraum_ctl(*): Unknown command: cmd=0x%.8x, type=0x%.8x, pcmd=0x%.8x", |
---|
709 | cmd, type, ROAR_CODECFILTER_CTL2CMD(cmd)); |
---|
710 | roar_err_set(ROAR_ERROR_BADRQC); |
---|
711 | return -1; |
---|
712 | break; |
---|
713 | } |
---|
714 | } |
---|
715 | |
---|
716 | |
---|
717 | #endif |
---|
718 | |
---|
719 | //ll |
---|