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Move av_tempfile() into libavutil, it is a generically usefull thing and its small.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -22,6 +22,7 @@
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#include <xvid.h>
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#include <unistd.h>
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#include "libavutil/file.h"
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#include "avcodec.h"
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#include "libxvid_internal.h"
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//#include "dsputil.h"
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@ -40,7 +41,7 @@ int ff_xvid_rate_control_init(MpegEncContext *s){
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//xvid_debug=-1;
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fd=ff_tempfile("xvidrc.", &tmp_name);
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fd=av_tempfile("xvidrc.", &tmp_name);
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if (fd == -1) {
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av_log(NULL, AV_LOG_ERROR, "Can't create temporary pass2 file.\n");
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return -1;
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@ -28,13 +28,11 @@
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#include <xvid.h>
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#include <unistd.h>
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#include "avcodec.h"
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#include "libavutil/file.h"
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#include "libavutil/cpu.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/mathematics.h"
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#include "libxvid_internal.h"
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#if !HAVE_MKSTEMP
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#include <fcntl.h>
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#endif
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/**
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* Buffer management macros.
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@ -77,42 +75,6 @@ int xvid_strip_vol_header(AVCodecContext *avctx, unsigned char *frame, unsigned
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int xvid_ff_2pass(void *ref, int opt, void *p1, void *p2);
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void xvid_correct_framerate(AVCodecContext *avctx);
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/* Wrapper to work around the lack of mkstemp() on mingw.
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* Also, tries to create file in /tmp first, if possible.
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* *prefix can be a character constant; *filename will be allocated internally.
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* @return file descriptor of opened file (or -1 on error)
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* and opened file name in **filename. */
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int ff_tempfile(const char *prefix, char **filename) {
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int fd=-1;
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#if !HAVE_MKSTEMP
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*filename = tempnam(".", prefix);
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#else
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size_t len = strlen(prefix) + 12; /* room for "/tmp/" and "XXXXXX\0" */
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*filename = av_malloc(len);
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#endif
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/* -----common section-----*/
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if (*filename == NULL) {
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av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot allocate file name\n");
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return -1;
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}
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#if !HAVE_MKSTEMP
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fd = open(*filename, O_RDWR | O_BINARY | O_CREAT, 0444);
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#else
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snprintf(*filename, len, "/tmp/%sXXXXXX", prefix);
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fd = mkstemp(*filename);
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if (fd < 0) {
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snprintf(*filename, len, "./%sXXXXXX", prefix);
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fd = mkstemp(*filename);
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}
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#endif
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/* -----common section-----*/
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if (fd < 0) {
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av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot open temporary file %s\n", *filename);
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return -1;
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}
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return fd; /* success */
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}
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#if CONFIG_LIBXVID_ENCODER
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/**
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@ -270,7 +232,7 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx) {
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rc2pass2.version = XVID_VERSION;
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rc2pass2.bitrate = avctx->bit_rate;
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fd = ff_tempfile("xvidff.", &(x->twopassfile));
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fd = av_tempfile("xvidff.", &(x->twopassfile));
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if( fd == -1 ) {
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av_log(avctx, AV_LOG_ERROR,
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"Xvid: Cannot write 2-pass pipe\n");
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@ -130,6 +130,37 @@ void av_file_unmap(uint8_t *bufptr, size_t size)
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#endif
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}
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int av_tempfile(const char *prefix, char **filename) {
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int fd=-1;
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#if !HAVE_MKSTEMP
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*filename = tempnam(".", prefix);
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#else
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size_t len = strlen(prefix) + 12; /* room for "/tmp/" and "XXXXXX\0" */
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*filename = av_malloc(len);
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#endif
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/* -----common section-----*/
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if (*filename == NULL) {
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av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot allocate file name\n");
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return -1;
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}
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#if !HAVE_MKSTEMP
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fd = open(*filename, O_RDWR | O_BINARY | O_CREAT, 0444);
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#else
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snprintf(*filename, len, "/tmp/%sXXXXXX", prefix);
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fd = mkstemp(*filename);
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if (fd < 0) {
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snprintf(*filename, len, "./%sXXXXXX", prefix);
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fd = mkstemp(*filename);
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}
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#endif
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/* -----common section-----*/
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if (fd < 0) {
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av_log(NULL, AV_LOG_ERROR, "ff_tempfile: Cannot open temporary file %s\n", *filename);
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return -1;
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}
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return fd; /* success */
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}
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#ifdef TEST
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#undef printf
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@ -49,4 +49,13 @@ int av_file_map(const char *filename, uint8_t **bufptr, size_t *size,
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*/
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void av_file_unmap(uint8_t *bufptr, size_t size);
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/**
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* Wrapper to work around the lack of mkstemp() on mingw.
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* Also, tries to create file in /tmp first, if possible.
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* *prefix can be a character constant; *filename will be allocated internally.
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* @return file descriptor of opened file (or -1 on error)
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* and opened file name in **filename.
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*/
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int av_tempfile(const char *prefix, char **filename);
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#endif /* AVUTIL_FILE_H */
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