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authorMichael Niedermayer <michaelni@gmx.at>2004-09-29 23:12:16 +0000
committerMichael Niedermayer <michaelni@gmx.at>2004-09-29 23:12:16 +0000
commitd1fb157dd79c6e1e02142e9f3ae81e454b8257e8 (patch)
tree7c5a1d697cfea9a654d8558006f7cb6be2a6223a /libavcodec/avcodec.c
parentc19e76ceb7310dbf68ee8c7ffdfd5cc431156092 (diff)
downloadffmpeg-d1fb157dd79c6e1e02142e9f3ae81e454b8257e8.tar.gz
broken mess removial
Originally committed as revision 3539 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/avcodec.c')
-rw-r--r--libavcodec/avcodec.c173
1 files changed, 0 insertions, 173 deletions
diff --git a/libavcodec/avcodec.c b/libavcodec/avcodec.c
deleted file mode 100644
index f9dd692bdb..0000000000
--- a/libavcodec/avcodec.c
+++ /dev/null
@@ -1,173 +0,0 @@
-/**
- * @file avcodec.c
- * avcodec.
- */
-
-#include "errno.h"
-#include "avcodec.h"
-
-#ifndef MKTAG
-#define MKTAG(a,b,c,d) (a | (b << 8) | (c << 16) | (d << 24))
-#endif
-
-// private structure used to hide all internal memory allocations
-// and structures used for de/encoding - end user should
-// never see any complicated structure
-typedef struct private_handle
-{
- AVCodec* avcodec;
- AVCodecContext avcontext;
- struct private_handle* next;
- struct private_handle* prev;
-} private_handle_t;
-
-static private_handle_t* handle_first = 0;
-
-static AVCodec* avcodec_find_by_fcc(uint32_t fcc)
-{
- // translation table
- static const struct fcc_to_avcodecid {
- enum CodecID codec;
- uint32_t list[4]; // maybe we could map more fcc to same codec
- } lc[] = {
- { CODEC_ID_H263, { MKTAG('U', '2', '6', '3'), 0 } },
- { CODEC_ID_H263I, { MKTAG('I', '2', '6', '3'), 0 } },
- { CODEC_ID_MSMPEG4V3, { MKTAG('D', 'I', 'V', '3'), 0 } },
- { CODEC_ID_MPEG4, { MKTAG('D', 'I', 'V', 'X'), MKTAG('D', 'X', '5', '0'), 0 } },
- { CODEC_ID_MSMPEG4V2, { MKTAG('M', 'P', '4', '2'), 0 } },
- { CODEC_ID_MJPEG, { MKTAG('M', 'J', 'P', 'G'), 0 } },
- { CODEC_ID_MPEG1VIDEO, { MKTAG('P', 'I', 'M', '1'), 0 } },
- { CODEC_ID_AC3, { 0x2000, 0 } },
- { CODEC_ID_DTS, { 0x10, 0 } },
- { CODEC_ID_MP2, { 0x50, 0x55, 0 } },
- { CODEC_ID_FLV1, { MKTAG('F', 'L', 'V', '1'), 0 } },
-
- { CODEC_ID_NONE, {0}}
- };
- const struct fcc_to_avcodecid* c;
-
- for (c = lc; c->codec != CODEC_ID_NONE; c++)
- {
- int i = 0;
- while (c->list[i] != 0)
- if (c->list[i++] == fcc)
- return avcodec_find_decoder(c->codec);
- }
-
- return NULL;
-}
-
-static private_handle_t* create_handle(void)
-{
- private_handle_t* t = av_malloc(sizeof(private_handle_t));
- if (!t)
- return NULL;
- memset(t, 0, sizeof(*t));
-
- // register and fill
- if (!handle_first)
- {
- avcodec_init();
- avcodec_register_all();
- handle_first = t;
- }
- else
- {
- t->prev = handle_first->next;
- handle_first->next = t;
- t->next = handle_first;
- }
-
- return t;
-}
-
-static void destroy_handle(private_handle_t* handle)
-{
- if (handle)
- {
- if (handle->avcodec)
- {
- avcodec_close(&handle->avcontext);
- }
- av_free(handle);
-
- // count referencies
- }
-}
-
-int avcodec(void* handle, avc_cmd_t cmd, void* pin, void* pout)
-{
- AVCodecContext* ctx = handle;
- switch (cmd)
- {
- case AVC_OPEN_BY_NAME:
- {
- // pin char* codec name
- private_handle_t* h = create_handle();
- (private_handle_t**)pout = h;
- if (!h)
- return -ENOMEM;
- if (!h->avcodec)
- {
- destroy_handle(h);
- (private_handle_t**)pout = NULL;
- return -1;// better error
- }
- return 0;
- }
- case AVC_OPEN_BY_CODEC_ID:
- {
- // pin uint32_t codec fourcc
- private_handle_t* h = create_handle();
- (private_handle_t**)pout = h;
- if (!h)
- return -ENOMEM;
-
- if (!h->avcodec)
- {
- destroy_handle(h);
- (private_handle_t**)pout = NULL;
- return -1;// better error
- }
- return 0;
- }
- case AVC_OPEN_BY_FOURCC:
- {
- // pin uint32_t codec fourcc
- private_handle_t* h = create_handle();
- (private_handle_t**)pout = h;
- if (!h)
- return -ENOMEM;
- h->avcodec = avcodec_find_by_fcc((uint32_t) pin);
- if (!h->avcodec)
- {
- destroy_handle(h);
- (private_handle_t**)pout = NULL;
- return -1;// better error
- }
- return 0;
- }
- case AVC_CLOSE:
- // uninit part
- // eventually close all allocated space if this was last
- // instance
- destroy_handle(handle);
- break;
-
- case AVC_FLUSH:
- break;
-
- case AVC_DECODE:
- break;
-
- case AVC_ENCODE:
- break;
-
- case AVC_GET_VERSION:
- (int*) pout = 500;
- default:
- return -1;
-
- }
- return 0;
-}