Index: ffmpeg.c
===================================================================
--- ffmpeg.c	(revisión: 352)
+++ ffmpeg.c	(copia de trabajo)
@@ -36,6 +36,7 @@
 #	endif /* __GNUC__ */
 #endif /* LIBAVCODEC_BUILD > 4680 */
 
+
 #if LIBAVFORMAT_BUILD >= 4616
 /* The API for av_write_frame changed with FFmpeg version 0.4.9pre1.
  * It now uses an AVPacket struct instead of direct parameters to the
@@ -93,7 +94,7 @@
 
 	fd = open(filename, access_flags, 0666);
 	if (fd < 0) {
-		return -ENOENT;
+		return AVERROR(ENOENT);
 	}
 	h->priv_data = (void *)(size_t)fd;
 	return 0;
@@ -125,59 +126,58 @@
 
 static int file_open(URLContext *h, const char *filename, int flags)
 {
-    int access;
-    int fd;
+	int access_flags, fd;
 
-    av_strstart(filename, "file:", &filename);
+	av_strstart(filename, "file:", &filename);
 
-    if (flags & URL_RDWR) {
-        access = O_CREAT | O_TRUNC | O_RDWR;
-    } else if (flags & URL_WRONLY) {
-        access = O_CREAT | O_TRUNC | O_WRONLY;
-    } else {
-        access = O_RDONLY;
-    }
+	if (flags & URL_RDWR) {
+		access_flags = O_CREAT | O_TRUNC | O_RDWR;
+	} else if (flags & URL_WRONLY) {
+		access_flags = O_CREAT | O_TRUNC | O_WRONLY;
+	} else {
+		access_flags = O_RDONLY;
+	}
 #ifdef O_BINARY
-    access |= O_BINARY;
+	access_flags |= O_BINARY;
 #endif
-    fd = open(filename, access, 0666);
-    if (fd < 0)
-        return AVERROR(ENOENT);
-    h->priv_data = (void *)(size_t)fd;
-    return 0;
+	fd = open(filename, access_flags, 0666);
+	if (fd < 0)
+		return AVERROR(ENOENT);
+	h->priv_data = (void *)(size_t)fd;
+	return 0;
 }
 
 static int file_read(URLContext *h, unsigned char *buf, int size)
 {
-    int fd = (size_t)h->priv_data;
-    return read(fd, buf, size);
+	int fd = (size_t)h->priv_data;
+	return read(fd, buf, size);
 }
 
 static int file_write(URLContext *h, unsigned char *buf, int size)
 {
-    int fd = (size_t)h->priv_data;
-    return write(fd, buf, size);
+	int fd = (size_t)h->priv_data;
+	return write(fd, buf, size);
 }
 
 static offset_t file_seek(URLContext *h, offset_t pos, int whence)
 {
-    int fd = (size_t)h->priv_data;
-    return lseek(fd, pos, whence);
+	int fd = (size_t)h->priv_data;
+	return lseek(fd, pos, whence);
 }
 
 static int file_close(URLContext *h)
 {
-    int fd = (size_t)h->priv_data;
-    return close(fd);
+	int fd = (size_t)h->priv_data;
+	return close(fd);
 }
 
 URLProtocol file_protocol = {
-    "file",
-    file_open,
-    file_read,
-    file_write,
-    file_seek,
-    file_close,
+	"file",
+	file_open,
+	file_read,
+	file_write,
+	file_seek,
+	file_close,
 };
 
 #endif
@@ -188,8 +188,14 @@
  */
 static int mpeg1_write_trailer(AVFormatContext *s)
 {
+#if LIBAVFORMAT_BUILD >= (52<<16) 
+	put_buffer(s->pb, mpeg1_trailer, 4);
+	put_flush_packet(s->pb);	
+#else
 	put_buffer(&s->pb, mpeg1_trailer, 4);
 	put_flush_packet(&s->pb);
+#endif /* LIBAVFORMAT_BUILD >= (52<<16)  */
+
 	return 0; /* success */
 }
 
@@ -506,7 +512,7 @@
 */
 void ffmpeg_cleanups(struct ffmpeg *ffmpeg)
 {
-	int i;
+	unsigned int i;
 
 	/* close each codec */
 	if (ffmpeg->video_st) {
@@ -541,7 +547,7 @@
 /* Closes a video file. */
 void ffmpeg_close(struct ffmpeg *ffmpeg)
 {
-	int i;
+	unsigned int i;
 
 	/* close each codec */
 	if (ffmpeg->video_st) {
@@ -562,7 +568,11 @@
 
 	if (!(ffmpeg->oc->oformat->flags & AVFMT_NOFILE)) {
 		/* close the output file */
+#if LIBAVFORMAT_BUILD >= (52<<16) 
+		url_fclose(ffmpeg->oc->pb);
+#else
 		url_fclose(&ffmpeg->oc->pb);
+#endif /* LIBAVFORMAT_BUILD >= (52<<16) */
 	}
 
 	/* free the stream */
Index: ffmpeg.h
===================================================================
--- ffmpeg.h	(revisión: 352)
+++ ffmpeg.h	(copia de trabajo)
@@ -2,6 +2,7 @@
 #define _INCLUDE_FFMPEG_H_
 
 #ifdef HAVE_FFMPEG
+#include <errno.h>
 #include <avformat.h>
 #endif