summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--libavcodec/Makefile1
-rw-r--r--libavcodec/avcodec.h43
-rw-r--r--libavcodec/avpacket.c82
-rw-r--r--libavformat/avformat.h40
-rw-r--r--libavformat/utils.c56
5 files changed, 126 insertions, 96 deletions
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index e35e819b08..c24c212b14 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -7,6 +7,7 @@ HEADERS = avcodec.h opt.h vdpau.h xvmc.h
OBJS = allcodecs.o \
audioconvert.o \
+ avpacket.o \
bitstream.o \
bitstream_filter.o \
dsputil.o \
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 1d1b9310f6..0e5e90a44f 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -2628,6 +2628,49 @@ typedef struct AVSubtitle {
AVSubtitleRect **rects;
} AVSubtitle;
+/* packet functions */
+
+void av_destruct_packet_nofree(AVPacket *pkt);
+
+/**
+ * Default packet destructor.
+ */
+void av_destruct_packet(AVPacket *pkt);
+
+/**
+ * Initialize optional fields of a packet with default values.
+ *
+ * @param pkt packet
+ */
+void av_init_packet(AVPacket *pkt);
+
+/**
+ * Allocate the payload of a packet and initialize its fields with
+ * default values.
+ *
+ * @param pkt packet
+ * @param size wanted payload size
+ * @return 0 if OK, AVERROR_xxx otherwise
+ */
+int av_new_packet(AVPacket *pkt, int size);
+
+/**
+ * @warning This is a hack - the packet memory allocation stuff is broken. The
+ * packet is allocated if it was not really allocated.
+ */
+int av_dup_packet(AVPacket *pkt);
+
+/**
+ * Free a packet.
+ *
+ * @param pkt packet to free
+ */
+static inline void av_free_packet(AVPacket *pkt)
+{
+ if (pkt && pkt->destruct) {
+ pkt->destruct(pkt);
+ }
+}
/* resample.c */
diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c
new file mode 100644
index 0000000000..107afb3817
--- /dev/null
+++ b/libavcodec/avpacket.c
@@ -0,0 +1,82 @@
+/*
+ * AVPacket functions for libavcodec
+ * Copyright (c) 2000, 2001, 2002 Fabrice Bellard
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "avcodec.h"
+
+
+void av_destruct_packet_nofree(AVPacket *pkt)
+{
+ pkt->data = NULL; pkt->size = 0;
+}
+
+void av_destruct_packet(AVPacket *pkt)
+{
+ av_free(pkt->data);
+ pkt->data = NULL; pkt->size = 0;
+}
+
+void av_init_packet(AVPacket *pkt)
+{
+ pkt->pts = AV_NOPTS_VALUE;
+ pkt->dts = AV_NOPTS_VALUE;
+ pkt->pos = -1;
+ pkt->duration = 0;
+ pkt->convergence_duration = 0;
+ pkt->flags = 0;
+ pkt->stream_index = 0;
+ pkt->destruct= av_destruct_packet_nofree;
+}
+
+int av_new_packet(AVPacket *pkt, int size)
+{
+ uint8_t *data;
+ if((unsigned)size > (unsigned)size + FF_INPUT_BUFFER_PADDING_SIZE)
+ return AVERROR(ENOMEM);
+ data = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
+ if (!data)
+ return AVERROR(ENOMEM);
+ memset(data + size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
+
+ av_init_packet(pkt);
+ pkt->data = data;
+ pkt->size = size;
+ pkt->destruct = av_destruct_packet;
+ return 0;
+}
+
+int av_dup_packet(AVPacket *pkt)
+{
+ if (((pkt->destruct == av_destruct_packet_nofree) || (pkt->destruct == NULL)) && pkt->data) {
+ uint8_t *data;
+ /* We duplicate the packet and don't forget to add the padding again. */
+ if((unsigned)pkt->size > (unsigned)pkt->size + FF_INPUT_BUFFER_PADDING_SIZE)
+ return AVERROR(ENOMEM);
+ data = av_malloc(pkt->size + FF_INPUT_BUFFER_PADDING_SIZE);
+ if (!data) {
+ return AVERROR(ENOMEM);
+ }
+ memcpy(data, pkt->data, pkt->size);
+ memset(data + pkt->size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
+ pkt->data = data;
+ pkt->destruct = av_destruct_packet;
+ }
+ return 0;
+}
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 37dd8ddb26..f30c37e0b4 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -114,29 +114,6 @@ void av_metadata_free(AVMetadata **m);
/* packet functions */
-void av_destruct_packet_nofree(AVPacket *pkt);
-
-/**
- * Default packet destructor.
- */
-void av_destruct_packet(AVPacket *pkt);
-
-/**
- * Initialize optional fields of a packet with default values.
- *
- * @param pkt packet
- */
-void av_init_packet(AVPacket *pkt);
-
-/**
- * Allocate the payload of a packet and initialize its fields with
- * default values.
- *
- * @param pkt packet
- * @param size wanted payload size
- * @return 0 if OK, AVERROR_xxx otherwise
- */
-int av_new_packet(AVPacket *pkt, int size);
/**
* Allocate and read the payload of a packet and initialize its fields with
@@ -148,23 +125,6 @@ int av_new_packet(AVPacket *pkt, int size);
*/
int av_get_packet(ByteIOContext *s, AVPacket *pkt, int size);
-/**
- * @warning This is a hack - the packet memory allocation stuff is broken. The
- * packet is allocated if it was not really allocated.
- */
-int av_dup_packet(AVPacket *pkt);
-
-/**
- * Free a packet.
- *
- * @param pkt packet to free
- */
-static inline void av_free_packet(AVPacket *pkt)
-{
- if (pkt && pkt->destruct) {
- pkt->destruct(pkt);
- }
-}
/*************************************************/
/* fractional numbers for exact pts handling */
diff --git a/libavformat/utils.c b/libavformat/utils.c
index 18ca13e5e4..54c92028a9 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -258,40 +258,6 @@ AVInputFormat *av_find_input_format(const char *short_name)
/* memory handling */
-void av_destruct_packet(AVPacket *pkt)
-{
- av_free(pkt->data);
- pkt->data = NULL; pkt->size = 0;
-}
-
-void av_init_packet(AVPacket *pkt)
-{
- pkt->pts = AV_NOPTS_VALUE;
- pkt->dts = AV_NOPTS_VALUE;
- pkt->pos = -1;
- pkt->duration = 0;
- pkt->convergence_duration = 0;
- pkt->flags = 0;
- pkt->stream_index = 0;
- pkt->destruct= av_destruct_packet_nofree;
-}
-
-int av_new_packet(AVPacket *pkt, int size)
-{
- uint8_t *data;
- if((unsigned)size > (unsigned)size + FF_INPUT_BUFFER_PADDING_SIZE)
- return AVERROR(ENOMEM);
- data = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
- if (!data)
- return AVERROR(ENOMEM);
- memset(data + size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
-
- av_init_packet(pkt);
- pkt->data = data;
- pkt->size = size;
- pkt->destruct = av_destruct_packet;
- return 0;
-}
int av_get_packet(ByteIOContext *s, AVPacket *pkt, int size)
{
@@ -311,24 +277,6 @@ int av_get_packet(ByteIOContext *s, AVPacket *pkt, int size)
return ret;
}
-int av_dup_packet(AVPacket *pkt)
-{
- if (((pkt->destruct == av_destruct_packet_nofree) || (pkt->destruct == NULL)) && pkt->data) {
- uint8_t *data;
- /* We duplicate the packet and don't forget to add the padding again. */
- if((unsigned)pkt->size > (unsigned)pkt->size + FF_INPUT_BUFFER_PADDING_SIZE)
- return AVERROR(ENOMEM);
- data = av_malloc(pkt->size + FF_INPUT_BUFFER_PADDING_SIZE);
- if (!data) {
- return AVERROR(ENOMEM);
- }
- memcpy(data, pkt->data, pkt->size);
- memset(data + pkt->size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
- pkt->data = data;
- pkt->destruct = av_destruct_packet;
- }
- return 0;
-}
int av_filename_number_test(const char *filename)
{
@@ -932,10 +880,6 @@ static void compute_pkt_fields(AVFormatContext *s, AVStream *st,
pkt->convergence_duration = pc->convergence_duration;
}
-void av_destruct_packet_nofree(AVPacket *pkt)
-{
- pkt->data = NULL; pkt->size = 0;
-}
static int av_read_frame_internal(AVFormatContext *s, AVPacket *pkt)
{
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 20:36:13 +0000