diff options
Diffstat (limited to 'media/ffvpx/libavutil/fifo.h')
| -rw-r--r-- | media/ffvpx/libavutil/fifo.h | 206 |
1 files changed, 0 insertions, 206 deletions
diff --git a/media/ffvpx/libavutil/fifo.h b/media/ffvpx/libavutil/fifo.h index ce3a2aed7c..f2206c35f5 100644 --- a/media/ffvpx/libavutil/fifo.h +++ b/media/ffvpx/libavutil/fifo.h @@ -26,10 +26,6 @@ #define AVUTIL_FIFO_H #include <stddef.h> -#include <stdint.h> - -#include "attributes.h" -#include "version.h" /** * @defgroup lavu_fifo AVFifo @@ -239,208 +235,6 @@ void av_fifo_reset2(AVFifo *f); */ void av_fifo_freep2(AVFifo **f); - -#if FF_API_FIFO_OLD_API -typedef struct AVFifoBuffer { - uint8_t *buffer; - uint8_t *rptr, *wptr, *end; - uint32_t rndx, wndx; -} AVFifoBuffer; - -/** - * Initialize an AVFifoBuffer. - * @param size of FIFO - * @return AVFifoBuffer or NULL in case of memory allocation failure - * @deprecated use av_fifo_alloc2() - */ -attribute_deprecated -AVFifoBuffer *av_fifo_alloc(unsigned int size); - -/** - * Initialize an AVFifoBuffer. - * @param nmemb number of elements - * @param size size of the single element - * @return AVFifoBuffer or NULL in case of memory allocation failure - * @deprecated use av_fifo_alloc2() - */ -attribute_deprecated -AVFifoBuffer *av_fifo_alloc_array(size_t nmemb, size_t size); - -/** - * Free an AVFifoBuffer. - * @param f AVFifoBuffer to free - * @deprecated use the AVFifo API with av_fifo_freep2() - */ -attribute_deprecated -void av_fifo_free(AVFifoBuffer *f); - -/** - * Free an AVFifoBuffer and reset pointer to NULL. - * @param f AVFifoBuffer to free - * @deprecated use the AVFifo API with av_fifo_freep2() - */ -attribute_deprecated -void av_fifo_freep(AVFifoBuffer **f); - -/** - * Reset the AVFifoBuffer to the state right after av_fifo_alloc, in particular it is emptied. - * @param f AVFifoBuffer to reset - * @deprecated use av_fifo_reset2() with the new AVFifo-API - */ -attribute_deprecated -void av_fifo_reset(AVFifoBuffer *f); - -/** - * Return the amount of data in bytes in the AVFifoBuffer, that is the - * amount of data you can read from it. - * @param f AVFifoBuffer to read from - * @return size - * @deprecated use av_fifo_can_read() with the new AVFifo-API - */ -attribute_deprecated -int av_fifo_size(const AVFifoBuffer *f); - -/** - * Return the amount of space in bytes in the AVFifoBuffer, that is the - * amount of data you can write into it. - * @param f AVFifoBuffer to write into - * @return size - * @deprecated use av_fifo_can_write() with the new AVFifo-API - */ -attribute_deprecated -int av_fifo_space(const AVFifoBuffer *f); - -/** - * Feed data at specific position from an AVFifoBuffer to a user-supplied callback. - * Similar as av_fifo_gereric_read but without discarding data. - * @param f AVFifoBuffer to read from - * @param offset offset from current read position - * @param buf_size number of bytes to read - * @param func generic read function - * @param dest data destination - * - * @return a non-negative number on success, a negative error code on failure - * - * @deprecated use the new AVFifo-API with av_fifo_peek() when func == NULL, - * av_fifo_peek_to_cb() otherwise - */ -attribute_deprecated -int av_fifo_generic_peek_at(AVFifoBuffer *f, void *dest, int offset, int buf_size, void (*func)(void*, void*, int)); - -/** - * Feed data from an AVFifoBuffer to a user-supplied callback. - * Similar as av_fifo_gereric_read but without discarding data. - * @param f AVFifoBuffer to read from - * @param buf_size number of bytes to read - * @param func generic read function - * @param dest data destination - * - * @return a non-negative number on success, a negative error code on failure - * - * @deprecated use the new AVFifo-API with av_fifo_peek() when func == NULL, - * av_fifo_peek_to_cb() otherwise - */ -attribute_deprecated -int av_fifo_generic_peek(AVFifoBuffer *f, void *dest, int buf_size, void (*func)(void*, void*, int)); - -/** - * Feed data from an AVFifoBuffer to a user-supplied callback. - * @param f AVFifoBuffer to read from - * @param buf_size number of bytes to read - * @param func generic read function - * @param dest data destination - * - * @return a non-negative number on success, a negative error code on failure - * - * @deprecated use the new AVFifo-API with av_fifo_read() when func == NULL, - * av_fifo_read_to_cb() otherwise - */ -attribute_deprecated -int av_fifo_generic_read(AVFifoBuffer *f, void *dest, int buf_size, void (*func)(void*, void*, int)); - -/** - * Feed data from a user-supplied callback to an AVFifoBuffer. - * @param f AVFifoBuffer to write to - * @param src data source; non-const since it may be used as a - * modifiable context by the function defined in func - * @param size number of bytes to write - * @param func generic write function; the first parameter is src, - * the second is dest_buf, the third is dest_buf_size. - * func must return the number of bytes written to dest_buf, or <= 0 to - * indicate no more data available to write. - * If func is NULL, src is interpreted as a simple byte array for source data. - * @return the number of bytes written to the FIFO or a negative error code on failure - * - * @deprecated use the new AVFifo-API with av_fifo_write() when func == NULL, - * av_fifo_write_from_cb() otherwise - */ -attribute_deprecated -int av_fifo_generic_write(AVFifoBuffer *f, void *src, int size, int (*func)(void*, void*, int)); - -/** - * Resize an AVFifoBuffer. - * In case of reallocation failure, the old FIFO is kept unchanged. - * - * @param f AVFifoBuffer to resize - * @param size new AVFifoBuffer size in bytes - * @return <0 for failure, >=0 otherwise - * - * @deprecated use the new AVFifo-API with av_fifo_grow2() to increase FIFO size, - * decreasing FIFO size is not supported - */ -attribute_deprecated -int av_fifo_realloc2(AVFifoBuffer *f, unsigned int size); - -/** - * Enlarge an AVFifoBuffer. - * In case of reallocation failure, the old FIFO is kept unchanged. - * The new fifo size may be larger than the requested size. - * - * @param f AVFifoBuffer to resize - * @param additional_space the amount of space in bytes to allocate in addition to av_fifo_size() - * @return <0 for failure, >=0 otherwise - * - * @deprecated use the new AVFifo-API with av_fifo_grow2(); note that unlike - * this function it adds to the allocated size, rather than to the used size - */ -attribute_deprecated -int av_fifo_grow(AVFifoBuffer *f, unsigned int additional_space); - -/** - * Read and discard the specified amount of data from an AVFifoBuffer. - * @param f AVFifoBuffer to read from - * @param size amount of data to read in bytes - * - * @deprecated use the new AVFifo-API with av_fifo_drain2() - */ -attribute_deprecated -void av_fifo_drain(AVFifoBuffer *f, int size); - -#if FF_API_FIFO_PEEK2 -/** - * Return a pointer to the data stored in a FIFO buffer at a certain offset. - * The FIFO buffer is not modified. - * - * @param f AVFifoBuffer to peek at, f must be non-NULL - * @param offs an offset in bytes, its absolute value must be less - * than the used buffer size or the returned pointer will - * point outside to the buffer data. - * The used buffer size can be checked with av_fifo_size(). - * @deprecated use the new AVFifo-API with av_fifo_peek() or av_fifo_peek_to_cb() - */ -attribute_deprecated -static inline uint8_t *av_fifo_peek2(const AVFifoBuffer *f, int offs) -{ - uint8_t *ptr = f->rptr + offs; - if (ptr >= f->end) - ptr = f->buffer + (ptr - f->end); - else if (ptr < f->buffer) - ptr = f->end - (f->buffer - ptr); - return ptr; -} -#endif -#endif - /** * @} */ |