codec: vpx_alpha: fix memory leak on format
The es_format_t instances are copying allocations like languages that were not released for the internal decoders and the input format.
Leaks information:
STACK OF 1 INSTANCE OF 'ROOT LEAK: <malloc in es_format_Copy>':
22 libsystem_pthread.dylib 0x185e89d34 thread_start + 8
21 libsystem_pthread.dylib 0x185e8ef94 _pthread_start + 136
20 libvlccore.9.dylib 0x10302c1e4 Run + 72 input.c:418
19 libvlccore.9.dylib 0x10302e2d4 Init + 4620 input.c:1354
18 libvlccore.9.dylib 0x103032704 es_out_PrivControl + 68 es_out.h:133
17 libvlccore.9.dylib 0x10302a1f4 PrivControl + 864 es_out_timeshift.c:828
16 libvlccore.9.dylib 0x10302aec0 CmdExecutePrivControl + 216 es_out_timeshift.c:1903
15 libvlccore.9.dylib 0x10302af10 es_out_in_PrivControl + 60 es_out_timeshift.c:489
14 libvlccore.9.dylib 0x1030212a0 EsOutPrivControl + 76 es_out.c:3998
13 libvlccore.9.dylib 0x103021900 EsOutVaPrivControlLocked + 392 es_out.c:0
12 libvlccore.9.dylib 0x1030230b4 EsOutSelect + 456 es_out.c:0
11 libvlccore.9.dylib 0x103023f64 EsOutSelectEs + 212 es_out.c:2462
10 libvlccore.9.dylib 0x10302352c EsOutCreateDecoder + 364 es_out.c:0
9 libvlccore.9.dylib 0x10301a854 decoder_New + 604 decoder.c:2207
8 libvlccore.9.dylib 0x10301c828 LoadDecoder + 200 decoder.c:0
7 libvlccore.9.dylib 0x1030078d0 module_need + 56 modules.c:272
6 libvlccore.9.dylib 0x1030077a4 vlc_module_load + 272 modules.c:233
5 libvlccore.9.dylib 0x10300797c generic_start + 68 modules.c:261
4 ??? 0x109b2151c 0x7fffffffffffffff + 9223372041312408861
3 libvlccore.9.dylib 0x10301f154 decoder_Init + 76 decoder_helpers.c:50
2 libvlccore.9.dylib 0x10306d214 es_format_Copy + 112 es_format.c:336
1 libsystem_c.dylib 0x185d26a64 strdup + 40
0 libsystem_malloc.dylib 0x185cc8a68 _malloc_zone_malloc_instrumented_or_legacy + 148
====
1 (16 bytes) ROOT LEAK: <malloc in es_format_Copy 0x12008a0f0> [16]
STACK OF 1 INSTANCE OF 'ROOT LEAK: <malloc in es_format_Copy>':
22 libsystem_pthread.dylib 0x185e89d34 thread_start + 8
21 libsystem_pthread.dylib 0x185e8ef94 _pthread_start + 136
20 libvlccore.9.dylib 0x10302c1e4 Run + 72 input.c:418
19 libvlccore.9.dylib 0x10302e2d4 Init + 4620 input.c:1354
18 libvlccore.9.dylib 0x103032704 es_out_PrivControl + 68 es_out.h:133
17 libvlccore.9.dylib 0x10302a1f4 PrivControl + 864 es_out_timeshift.c:828
16 libvlccore.9.dylib 0x10302aec0 CmdExecutePrivControl + 216 es_out_timeshift.c:1903
15 libvlccore.9.dylib 0x10302af10 es_out_in_PrivControl + 60 es_out_timeshift.c:489
14 libvlccore.9.dylib 0x1030212a0 EsOutPrivControl + 76 es_out.c:3998
13 libvlccore.9.dylib 0x103021900 EsOutVaPrivControlLocked + 392 es_out.c:0
12 libvlccore.9.dylib 0x1030230b4 EsOutSelect + 456 es_out.c:0
11 libvlccore.9.dylib 0x103023f64 EsOutSelectEs + 212 es_out.c:2462
10 libvlccore.9.dylib 0x10302352c EsOutCreateDecoder + 364 es_out.c:0
9 libvlccore.9.dylib 0x10301a854 decoder_New + 604 decoder.c:2207
8 libvlccore.9.dylib 0x10301c828 LoadDecoder + 200 decoder.c:0
7 libvlccore.9.dylib 0x1030078d0 module_need + 56 modules.c:272
6 libvlccore.9.dylib 0x1030077a4 vlc_module_load + 272 modules.c:233
5 libvlccore.9.dylib 0x10300797c generic_start + 68 modules.c:261
4 ??? 0x109b2151c 0x7fffffffffffffff + 9223372041312408861
3 libvlccore.9.dylib 0x10301f154 decoder_Init + 76 decoder_helpers.c:50
2 libvlccore.9.dylib 0x10306d214 es_format_Copy + 112 es_format.c:336
1 libsystem_c.dylib 0x185d26a64 strdup + 40
0 libsystem_malloc.dylib 0x185cc8a68 _malloc_zone_malloc_instrumented_or_legacy + 148
====
1 (16 bytes) ROOT LEAK: <malloc in es_format_Copy 0x10f0f9eb0> [16]
STACK OF 1 INSTANCE OF 'ROOT LEAK: <malloc in es_format_Copy>':
22 libsystem_pthread.dylib 0x185e89d34 thread_start + 8
21 libsystem_pthread.dylib 0x185e8ef94 _pthread_start + 136
20 libvlccore.9.dylib 0x10302c1e4 Run + 72 input.c:418
19 libvlccore.9.dylib 0x10302e2d4 Init + 4620 input.c:1354
18 libvlccore.9.dylib 0x103032704 es_out_PrivControl + 68 es_out.h:133
17 libvlccore.9.dylib 0x10302a1f4 PrivControl + 864 es_out_timeshift.c:828
16 libvlccore.9.dylib 0x10302aec0 CmdExecutePrivControl + 216 es_out_timeshift.c:1903
15 libvlccore.9.dylib 0x10302af10 es_out_in_PrivControl + 60 es_out_timeshift.c:489
14 libvlccore.9.dylib 0x1030212a0 EsOutPrivControl + 76 es_out.c:3998
13 libvlccore.9.dylib 0x103021900 EsOutVaPrivControlLocked + 392 es_out.c:0
12 libvlccore.9.dylib 0x1030230b4 EsOutSelect + 456 es_out.c:0
11 libvlccore.9.dylib 0x103023f64 EsOutSelectEs + 212 es_out.c:2462
10 libvlccore.9.dylib 0x10302352c EsOutCreateDecoder + 364 es_out.c:0
9 libvlccore.9.dylib 0x10301a854 decoder_New + 604 decoder.c:2207
8 libvlccore.9.dylib 0x10301c828 LoadDecoder + 200 decoder.c:0
7 libvlccore.9.dylib 0x1030078d0 module_need + 56 modules.c:272
6 libvlccore.9.dylib 0x1030077a4 vlc_module_load + 272 modules.c:233
5 libvlccore.9.dylib 0x10300797c generic_start + 68 modules.c:261
4 ??? 0x109b214d8 0x7fffffffffffffff + 9223372041312408793
3 libvlccore.9.dylib 0x10301f154 decoder_Init + 76 decoder_helpers.c:50
2 libvlccore.9.dylib 0x10306d214 es_format_Copy + 112 es_format.c:336
1 libsystem_c.dylib 0x185d26a64 strdup + 40
0 libsystem_malloc.dylib 0x185cc8a68 _malloc_zone_malloc_instrumented_or_legacy + 148
====
1 (16 bytes) ROOT LEAK: <malloc in es_format_Copy 0x120089de0> [16]
STACK OF 1 INSTANCE OF 'ROOT LEAK: <malloc in es_format_Copy>':
21 libsystem_pthread.dylib 0x185e89d34 thread_start + 8
20 libsystem_pthread.dylib 0x185e8ef94 _pthread_start + 136
19 libvlccore.9.dylib 0x10302c1e4 Run + 72 input.c:418
18 libvlccore.9.dylib 0x10302e2d4 Init + 4620 input.c:1354
17 libvlccore.9.dylib 0x103032704 es_out_PrivControl + 68 es_out.h:133
16 libvlccore.9.dylib 0x10302a1f4 PrivControl + 864 es_out_timeshift.c:828
15 libvlccore.9.dylib 0x10302aec0 CmdExecutePrivControl + 216 es_out_timeshift.c:1903
14 libvlccore.9.dylib 0x10302af10 es_out_in_PrivControl + 60 es_out_timeshift.c:489
13 libvlccore.9.dylib 0x1030212a0 EsOutPrivControl + 76 es_out.c:3998
12 libvlccore.9.dylib 0x103021900 EsOutVaPrivControlLocked + 392 es_out.c:0
11 libvlccore.9.dylib 0x1030230b4 EsOutSelect + 456 es_out.c:0
10 libvlccore.9.dylib 0x103023f64 EsOutSelectEs + 212 es_out.c:2462
9 libvlccore.9.dylib 0x10302352c EsOutCreateDecoder + 364 es_out.c:0
8 libvlccore.9.dylib 0x10301a854 decoder_New + 604 decoder.c:2207
7 libvlccore.9.dylib 0x10301c828 LoadDecoder + 200 decoder.c:0
6 libvlccore.9.dylib 0x1030078d0 module_need + 56 modules.c:272
5 libvlccore.9.dylib 0x1030077a4 vlc_module_load + 272 modules.c:233
4 libvlccore.9.dylib 0x10300797c generic_start + 68 modules.c:261
3 ??? 0x109b214a4 0x7fffffffffffffff + 9223372041312408741
2 libvlccore.9.dylib 0x10306d214 es_format_Copy + 112 es_format.c:336
1 libsystem_c.dylib 0x185d26a64 strdup + 40
0 libsystem_malloc.dylib 0x185cc8a68 _malloc_zone_malloc_instrumented_or_legacy + 148
====
1 (16 bytes) ROOT LEAK: <malloc in es_format_Copy 0x120088240> [16]
STACK OF 1 INSTANCE OF 'ROOT LEAK: <malloc in es_format_Copy>':
22 libsystem_pthread.dylib 0x185e89d34 thread_start + 8
21 libsystem_pthread.dylib 0x185e8ef94 _pthread_start + 136
20 libvlccore.9.dylib 0x10302c1e4 Run + 72 input.c:418
19 libvlccore.9.dylib 0x10302e2d4 Init + 4620 input.c:1354
18 libvlccore.9.dylib 0x103032704 es_out_PrivControl + 68 es_out.h:133
17 libvlccore.9.dylib 0x10302a1f4 PrivControl + 864 es_out_timeshift.c:828
16 libvlccore.9.dylib 0x10302aec0 CmdExecutePrivControl + 216 es_out_timeshift.c:1903
15 libvlccore.9.dylib 0x10302af10 es_out_in_PrivControl + 60 es_out_timeshift.c:489
14 libvlccore.9.dylib 0x1030212a0 EsOutPrivControl + 76 es_out.c:3998
13 libvlccore.9.dylib 0x103021900 EsOutVaPrivControlLocked + 392 es_out.c:0
12 libvlccore.9.dylib 0x1030230b4 EsOutSelect + 456 es_out.c:0
11 libvlccore.9.dylib 0x103023f64 EsOutSelectEs + 212 es_out.c:2462
10 libvlccore.9.dylib 0x10302352c EsOutCreateDecoder + 364 es_out.c:0
9 libvlccore.9.dylib 0x10301a854 decoder_New + 604 decoder.c:2207
8 libvlccore.9.dylib 0x10301c828 LoadDecoder + 200 decoder.c:0
7 libvlccore.9.dylib 0x1030078d0 module_need + 56 modules.c:272
6 libvlccore.9.dylib 0x1030077a4 vlc_module_load + 272 modules.c:233
5 libvlccore.9.dylib 0x10300797c generic_start + 68 modules.c:261
4 ??? 0x109b214d8 0x7fffffffffffffff + 9223372041312408793
3 libvlccore.9.dylib 0x10301f154 decoder_Init + 76 decoder_helpers.c:50
2 libvlccore.9.dylib 0x10306d214 es_format_Copy + 112 es_format.c:336
1 libsystem_c.dylib 0x185d26a64 strdup + 40
0 libsystem_malloc.dylib 0x185cc8a68 _malloc_zone_malloc_instrumented_or_legacy + 148
====
1 (16 bytes) ROOT LEAK: <malloc in es_format_Copy 0x10f09a2b0> [16]
STACK OF 1 INSTANCE OF 'ROOT LEAK: <malloc in es_format_Copy>':
21 libsystem_pthread.dylib 0x185e89d34 thread_start + 8
20 libsystem_pthread.dylib 0x185e8ef94 _pthread_start + 136
19 libvlccore.9.dylib 0x10302c1e4 Run + 72 input.c:418
18 libvlccore.9.dylib 0x10302e2d4 Init + 4620 input.c:1354
17 libvlccore.9.dylib 0x103032704 es_out_PrivControl + 68 es_out.h:133
16 libvlccore.9.dylib 0x10302a1f4 PrivControl + 864 es_out_timeshift.c:828
15 libvlccore.9.dylib 0x10302aec0 CmdExecutePrivControl + 216 es_out_timeshift.c:1903
14 libvlccore.9.dylib 0x10302af10 es_out_in_PrivControl + 60 es_out_timeshift.c:489
13 libvlccore.9.dylib 0x1030212a0 EsOutPrivControl + 76 es_out.c:3998
12 libvlccore.9.dylib 0x103021900 EsOutVaPrivControlLocked + 392 es_out.c:0
11 libvlccore.9.dylib 0x1030230b4 EsOutSelect + 456 es_out.c:0
10 libvlccore.9.dylib 0x103023f64 EsOutSelectEs + 212 es_out.c:2462
9 libvlccore.9.dylib 0x10302352c EsOutCreateDecoder + 364 es_out.c:0
8 libvlccore.9.dylib 0x10301a854 decoder_New + 604 decoder.c:2207
7 libvlccore.9.dylib 0x10301c828 LoadDecoder + 200 decoder.c:0
6 libvlccore.9.dylib 0x1030078d0 module_need + 56 modules.c:272
5 libvlccore.9.dylib 0x1030077a4 vlc_module_load + 272 modules.c:233
4 libvlccore.9.dylib 0x10300797c generic_start + 68 modules.c:261
3 ??? 0x109b214a4 0x7fffffffffffffff + 9223372041312408741
2 libvlccore.9.dylib 0x10306d214 es_format_Copy + 112 es_format.c:336
1 libsystem_c.dylib 0x185d26a64 strdup + 40
0 libsystem_malloc.dylib 0x185cc8a68 _malloc_zone_malloc_instrumented_or_legacy + 148
====
1 (16 bytes) ROOT LEAK: <malloc in es_format_Copy 0x10f0fa220> [16]