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-rw-r--r--Makefile3
-rwxr-xr-xconfigure27
-rw-r--r--libavdevice/.gitignore2
-rw-r--r--libavdevice/alldevices.c181
-rw-r--r--libavdevice/avdevice.c46
-rw-r--r--libavdevice/avdevice.h28
-rw-r--r--libavdevice/version.h4
-rw-r--r--libavformat/allformats.c42
-rw-r--r--libavformat/format.c8
-rw-r--r--libavformat/internal.h7
10 files changed, 252 insertions, 96 deletions
diff --git a/Makefile b/Makefile
index 0cd0a1d6f2..bb93b69f89 100644
--- a/Makefile
+++ b/Makefile
@@ -144,7 +144,8 @@ distclean:: clean
version.h libavutil/ffversion.h libavcodec/codec_names.h \
libavcodec/bsf_list.c libavformat/protocol_list.c \
libavcodec/codec_list.c libavcodec/parser_list.c \
- libavformat/muxer_list.c libavformat/demuxer_list.c
+ libavformat/muxer_list.c libavformat/demuxer_list.c \
+ libavdevice/indev_list.c libavdevice/outdev_list.c
ifeq ($(SRC_LINK),src)
$(RM) src
endif
diff --git a/configure b/configure
index 7c654575a6..8d713f1bc0 100755
--- a/configure
+++ b/configure
@@ -568,6 +568,12 @@ add_suffix(){
for v; do echo ${v}${suffix}; done
}
+remove_suffix(){
+ suffix=$1
+ shift
+ for v; do echo ${v%$suffix}; done
+}
+
set_all(){
value=$1
shift
@@ -3525,17 +3531,18 @@ find_things(){
sed -n "s/^[^#]*$pattern.*([^,]*, *\([^,]*\)\(,.*\)*).*/\1_$thing/p" "$file"
}
-OUTDEV_LIST=$(find_things outdev OUTDEV libavdevice/alldevices.c)
-INDEV_LIST=$(find_things indev _IN libavdevice/alldevices.c)
FILTER_LIST=$(find_things filter FILTER libavfilter/allfilters.c)
find_things_extern(){
thing=$1
pattern=$2
file=$source_path/$3
- sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$thing/p" "$file"
+ out=${4:-$thing}
+ sed -n "s/^[^#]*extern.*$pattern *ff_\([^ ]*\)_$thing;/\1_$out/p" "$file"
}
+OUTDEV_LIST=$(find_things_extern muxer AVOutputFormat libavdevice/alldevices.c outdev)
+INDEV_LIST=$(find_things_extern demuxer AVInputFormat libavdevice/alldevices.c indev)
MUXER_LIST=$(find_things_extern muxer AVOutputFormat libavformat/allformats.c)
DEMUXER_LIST=$(find_things_extern demuxer AVInputFormat libavformat/allformats.c)
ENCODER_LIST=$(find_things_extern encoder AVCodec libavcodec/allcodecs.c)
@@ -7027,7 +7034,17 @@ print_enabled_components(){
shift 3
echo "static const $struct_name * const $name[] = {" > $TMPH
for c in $*; do
- enabled $c && printf " &ff_%s,\n" $c >> $TMPH
+ if enabled $c; then
+ case $name in
+ indev_list)
+ c=$(add_suffix _demuxer $(remove_suffix _indev $c))
+ ;;
+ outdev_list)
+ c=$(add_suffix _muxer $(remove_suffix _outdev $c))
+ ;;
+ esac
+ printf " &ff_%s,\n" $c >> $TMPH
+ fi
done
echo " NULL };" >> $TMPH
cp_if_changed $TMPH $file
@@ -7036,6 +7053,8 @@ print_enabled_components(){
print_enabled_components libavcodec/codec_list.c AVCodec codec_list $CODEC_LIST
print_enabled_components libavcodec/parser_list.c AVCodecParser parser_list $PARSER_LIST
print_enabled_components libavcodec/bsf_list.c AVBitStreamFilter bitstream_filters $BSF_LIST
+print_enabled_components libavdevice/indev_list.c AVInputFormat indev_list $INDEV_LIST
+print_enabled_components libavdevice/outdev_list.c AVOutputFormat outdev_list $OUTDEV_LIST
print_enabled_components libavformat/demuxer_list.c AVInputFormat demuxer_list $DEMUXER_LIST
print_enabled_components libavformat/muxer_list.c AVOutputFormat muxer_list $MUXER_LIST
print_enabled_components libavformat/protocol_list.c URLProtocol url_protocols $PROTOCOL_LIST
diff --git a/libavdevice/.gitignore b/libavdevice/.gitignore
new file mode 100644
index 0000000000..08ac3eb86a
--- /dev/null
+++ b/libavdevice/.gitignore
@@ -0,0 +1,2 @@
+/indev_list.c
+/outdev_list.c
diff --git a/libavdevice/alldevices.c b/libavdevice/alldevices.c
index b767b6a718..8b58aa19e5 100644
--- a/libavdevice/alldevices.c
+++ b/libavdevice/alldevices.c
@@ -22,57 +22,152 @@
#include "libavutil/thread.h"
#include "avdevice.h"
-#define REGISTER_OUTDEV(X, x) \
- { \
- extern AVOutputFormat ff_##x##_muxer; \
- if (CONFIG_##X##_OUTDEV) \
- av_register_output_format(&ff_##x##_muxer); \
+#if FF_API_NEXT
+#include "libavformat/internal.h"
+#endif
+
+/* devices */
+extern AVInputFormat ff_alsa_demuxer;
+extern AVOutputFormat ff_alsa_muxer;
+extern AVInputFormat ff_avfoundation_demuxer;
+extern AVInputFormat ff_bktr_demuxer;
+extern AVOutputFormat ff_caca_muxer;
+extern AVInputFormat ff_decklink_demuxer;
+extern AVOutputFormat ff_decklink_muxer;
+extern AVInputFormat ff_libndi_newtek_demuxer;
+extern AVOutputFormat ff_libndi_newtek_muxer;
+extern AVInputFormat ff_dshow_demuxer;
+extern AVInputFormat ff_fbdev_demuxer;
+extern AVOutputFormat ff_fbdev_muxer;
+extern AVInputFormat ff_gdigrab_demuxer;
+extern AVInputFormat ff_iec61883_demuxer;
+extern AVInputFormat ff_jack_demuxer;
+extern AVInputFormat ff_kmsgrab_demuxer;
+extern AVInputFormat ff_lavfi_demuxer;
+extern AVInputFormat ff_openal_demuxer;
+extern AVOutputFormat ff_opengl_muxer;
+extern AVInputFormat ff_oss_demuxer;
+extern AVOutputFormat ff_oss_muxer;
+extern AVInputFormat ff_pulse_demuxer;
+extern AVOutputFormat ff_pulse_muxer;
+extern AVOutputFormat ff_sdl2_muxer;
+extern AVInputFormat ff_sndio_demuxer;
+extern AVOutputFormat ff_sndio_muxer;
+extern AVInputFormat ff_v4l2_demuxer;
+extern AVOutputFormat ff_v4l2_muxer;
+extern AVInputFormat ff_vfwcap_demuxer;
+extern AVInputFormat ff_xcbgrab_demuxer;
+extern AVOutputFormat ff_xv_muxer;
+
+/* external libraries */
+extern AVInputFormat ff_libcdio_demuxer;
+extern AVInputFormat ff_libdc1394_demuxer;
+
+#include "libavdevice/outdev_list.c"
+#include "libavdevice/indev_list.c"
+
+const AVOutputFormat *av_outdev_iterate(void **opaque)
+{
+ uintptr_t i = (uintptr_t)*opaque;
+ const AVOutputFormat *f = outdev_list[i];
+
+ if (f)
+ *opaque = (void*)(i + 1);
+ return f;
+}
+
+const AVInputFormat *av_indev_iterate(void **opaque)
+{
+ uintptr_t i = (uintptr_t)*opaque;
+ const AVInputFormat *f = indev_list[i];
+
+ if (f)
+ *opaque = (void*)(i + 1);
+ return f;
+}
+
+#if FF_API_NEXT
+FF_DISABLE_DEPRECATION_WARNINGS
+static AVOnce av_device_next_init = AV_ONCE_INIT;
+
+static void av_device_init_next(void)
+{
+ AVOutputFormat *prevout = NULL, *out;
+ AVInputFormat *previn = NULL, *in;
+ void *i = 0;
+
+ while ((out = (AVOutputFormat*)av_outdev_iterate(&i))) {
+ if (prevout)
+ prevout->next = out;
+ prevout = out;
}
-#define REGISTER_INDEV(X, x) \
- { \
- extern AVInputFormat ff_##x##_demuxer; \
- if (CONFIG_##X##_INDEV) \
- av_register_input_format(&ff_##x##_demuxer); \
+ i = 0;
+ while ((in = (AVInputFormat*)av_indev_iterate(&i))) {
+ if (previn)
+ previn->next = in;
+ previn = in;
}
-#define REGISTER_INOUTDEV(X, x) REGISTER_OUTDEV(X, x); REGISTER_INDEV(X, x)
+ avpriv_register_devices(outdev_list, indev_list);
+}
-static void register_all(void)
+void avdevice_register_all(void)
{
- /* devices */
- REGISTER_INOUTDEV(ALSA, alsa);
- REGISTER_INDEV (AVFOUNDATION, avfoundation);
- REGISTER_INDEV (BKTR, bktr);
- REGISTER_OUTDEV (CACA, caca);
- REGISTER_INOUTDEV(DECKLINK, decklink);
- REGISTER_INOUTDEV(LIBNDI_NEWTEK, libndi_newtek);
- REGISTER_INDEV (DSHOW, dshow);
- REGISTER_INOUTDEV(FBDEV, fbdev);
- REGISTER_INDEV (GDIGRAB, gdigrab);
- REGISTER_INDEV (IEC61883, iec61883);
- REGISTER_INDEV (JACK, jack);
- REGISTER_INDEV (KMSGRAB, kmsgrab);
- REGISTER_INDEV (LAVFI, lavfi);
- REGISTER_INDEV (OPENAL, openal);
- REGISTER_OUTDEV (OPENGL, opengl);
- REGISTER_INOUTDEV(OSS, oss);
- REGISTER_INOUTDEV(PULSE, pulse);
- REGISTER_OUTDEV (SDL2, sdl2);
- REGISTER_INOUTDEV(SNDIO, sndio);
- REGISTER_INOUTDEV(V4L2, v4l2);
- REGISTER_INDEV (VFWCAP, vfwcap);
- REGISTER_INDEV (XCBGRAB, xcbgrab);
- REGISTER_OUTDEV (XV, xv);
-
- /* external libraries */
- REGISTER_INDEV (LIBCDIO, libcdio);
- REGISTER_INDEV (LIBDC1394, libdc1394);
+ ff_thread_once(&av_device_next_init, av_device_init_next);
}
-void avdevice_register_all(void)
+static void *device_next(void *prev, int output,
+ AVClassCategory c1, AVClassCategory c2)
+{
+ const AVClass *pc;
+ AVClassCategory category = AV_CLASS_CATEGORY_NA;
+
+ ff_thread_once(&av_device_next_init, av_device_init_next);
+
+ if (!prev && !(prev = (output ? (void*)outdev_list[0] : (void*)indev_list[0])))
+ return NULL;
+
+ do {
+ if (output) {
+ if (!(prev = ((AVOutputFormat *)prev)->next))
+ break;
+ pc = ((AVOutputFormat *)prev)->priv_class;
+ } else {
+ if (!(prev = ((AVInputFormat *)prev)->next))
+ break;
+ pc = ((AVInputFormat *)prev)->priv_class;
+ }
+ if (!pc)
+ continue;
+ category = pc->category;
+ } while (category != c1 && category != c2);
+ return prev;
+}
+
+AVInputFormat *av_input_audio_device_next(AVInputFormat *d)
+{
+ return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT,
+ AV_CLASS_CATEGORY_DEVICE_INPUT);
+}
+
+AVInputFormat *av_input_video_device_next(AVInputFormat *d)
+{
+ return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT,
+ AV_CLASS_CATEGORY_DEVICE_INPUT);
+}
+
+AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d)
{
- static AVOnce control = AV_ONCE_INIT;
+ return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT,
+ AV_CLASS_CATEGORY_DEVICE_OUTPUT);
+}
- ff_thread_once(&control, register_all);
+AVOutputFormat *av_output_video_device_next(AVOutputFormat *d)
+{
+ return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT,
+ AV_CLASS_CATEGORY_DEVICE_OUTPUT);
}
+FF_DISABLE_DEPRECATION_WARNINGS
+#endif
+
diff --git a/libavdevice/avdevice.c b/libavdevice/avdevice.c
index 72e1b67887..a42d3498b5 100644
--- a/libavdevice/avdevice.c
+++ b/libavdevice/avdevice.c
@@ -78,52 +78,6 @@ const char * avdevice_license(void)
return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
}
-static void *device_next(void *prev, int output,
- AVClassCategory c1, AVClassCategory c2)
-{
- const AVClass *pc;
- AVClassCategory category = AV_CLASS_CATEGORY_NA;
- do {
- if (output) {
- if (!(prev = av_oformat_next(prev)))
- break;
- pc = ((AVOutputFormat *)prev)->priv_class;
- } else {
- if (!(prev = av_iformat_next(prev)))
- break;
- pc = ((AVInputFormat *)prev)->priv_class;
- }
- if (!pc)
- continue;
- category = pc->category;
- } while (category != c1 && category != c2);
- return prev;
-}
-
-AVInputFormat *av_input_audio_device_next(AVInputFormat *d)
-{
- return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT,
- AV_CLASS_CATEGORY_DEVICE_INPUT);
-}
-
-AVInputFormat *av_input_video_device_next(AVInputFormat *d)
-{
- return device_next(d, 0, AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT,
- AV_CLASS_CATEGORY_DEVICE_INPUT);
-}
-
-AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d)
-{
- return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT,
- AV_CLASS_CATEGORY_DEVICE_OUTPUT);
-}
-
-AVOutputFormat *av_output_video_device_next(AVOutputFormat *d)
-{
- return device_next(d, 1, AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT,
- AV_CLASS_CATEGORY_DEVICE_OUTPUT);
-}
-
int avdevice_app_to_dev_control_message(struct AVFormatContext *s, enum AVAppToDevMessageType type,
void *data, size_t data_size)
{
diff --git a/libavdevice/avdevice.h b/libavdevice/avdevice.h
index ee9462480e..dd6ad9365e 100644
--- a/libavdevice/avdevice.h
+++ b/libavdevice/avdevice.h
@@ -66,6 +66,29 @@ const char *avdevice_configuration(void);
const char *avdevice_license(void);
/**
+ * Iterate over all registered output devices.
+ *
+ * @param opaque a pointer where libavdevice will store the iteration state. Must
+ * point to NULL to start the iteration.
+ *
+ * @return the next registered output device or NULL when the iteration is
+ * finished
+ */
+const AVOutputFormat *av_outdev_iterate(void **opaque);
+
+/**
+ * Iterate over all registered input devices.
+ *
+ * @param opaque a pointer where libavdevice will store the iteration state. Must
+ * point to NULL to start the iteration.
+ *
+ * @return the next registered input device or NULL when the iteration is
+ * finished
+ */
+const AVInputFormat *av_indev_iterate(void **opaque);
+
+#if FF_API_NEXT
+/**
* Initialize libavdevice and register all the input and output devices.
*/
void avdevice_register_all(void);
@@ -77,6 +100,7 @@ void avdevice_register_all(void);
* if d is non-NULL, returns the next registered input audio/video device after d
* or NULL if d is the last one.
*/
+attribute_deprecated
AVInputFormat *av_input_audio_device_next(AVInputFormat *d);
/**
@@ -86,6 +110,7 @@ AVInputFormat *av_input_audio_device_next(AVInputFormat *d);
* if d is non-NULL, returns the next registered input audio/video device after d
* or NULL if d is the last one.
*/
+attribute_deprecated
AVInputFormat *av_input_video_device_next(AVInputFormat *d);
/**
@@ -95,6 +120,7 @@ AVInputFormat *av_input_video_device_next(AVInputFormat *d);
* if d is non-NULL, returns the next registered output audio/video device after d
* or NULL if d is the last one.
*/
+attribute_deprecated
AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d);
/**
@@ -104,7 +130,9 @@ AVOutputFormat *av_output_audio_device_next(AVOutputFormat *d);
* if d is non-NULL, returns the next registered output audio/video device after d
* or NULL if d is the last one.
*/
+attribute_deprecated
AVOutputFormat *av_output_video_device_next(AVOutputFormat *d);
+#endif
typedef struct AVDeviceRect {
int x; /**< x coordinate of top left corner */
diff --git a/libavdevice/version.h b/libavdevice/version.h
index 0d4477f82e..892c4f374e 100644
--- a/libavdevice/version.h
+++ b/libavdevice/version.h
@@ -47,4 +47,8 @@
* the public API and may change, break or disappear at any time.
*/
+#ifndef FF_API_NEXT
+#define FF_API_NEXT (LIBAVDEVICE_VERSION_MAJOR < 59)
+#endif
+
#endif /* AVDEVICE_VERSION_H */
diff --git a/libavformat/allformats.c b/libavformat/allformats.c
index 09c42136cc..9fd649bb4c 100644
--- a/libavformat/allformats.c
+++ b/libavformat/allformats.c
@@ -25,6 +25,9 @@
#include "rdt.h"
#include "url.h"
#include "version.h"
+#if FF_API_NEXT
+#include "internal.h"
+#endif
/* (de)muxers */
extern AVOutputFormat ff_a64_muxer;
@@ -480,6 +483,7 @@ const AVOutputFormat *av_muxer_iterate(void **opaque)
{
uintptr_t i = (uintptr_t)*opaque;
const AVOutputFormat *f = muxer_list[i];
+
if (f)
*opaque = (void*)(i + 1);
return f;
@@ -498,6 +502,9 @@ const AVInputFormat *av_demuxer_iterate(void **opaque){
FF_DISABLE_DEPRECATION_WARNINGS
static AVOnce av_format_next_init = AV_ONCE_INIT;
+static const AVInputFormat * const *indev_list = NULL;
+static const AVOutputFormat * const *outdev_list = NULL;
+
static void av_format_init_next(void)
{
AVOutputFormat *prevout = NULL, *out;
@@ -510,30 +517,61 @@ static void av_format_init_next(void)
prevout = out;
}
+ if (outdev_list) {
+ for (int j = 0; (out = (AVOutputFormat*)outdev_list[j]); j++) {
+ if (prevout)
+ prevout->next = out;
+ prevout = out;
+ }
+ }
+
i = 0;
while ((in = (AVInputFormat*)av_demuxer_iterate(&i))) {
if (previn)
previn->next = in;
previn = in;
}
+
+ if (indev_list) {
+ for (int j = 0; (in = (AVInputFormat*)indev_list[j]); j++) {
+ if (previn)
+ previn->next = in;
+ previn = in;
+ }
+ }
+
+}
+
+void avpriv_register_devices(const AVOutputFormat * const o[], const AVInputFormat * const i[])
+{
+ static AVMutex avpriv_register_devices_mutex = AV_MUTEX_INITIALIZER;
+ ff_mutex_lock(&avpriv_register_devices_mutex);
+ outdev_list = o;
+ indev_list = i;
+ av_format_init_next();
+ ff_mutex_unlock(&avpriv_register_devices_mutex);
}
AVInputFormat *av_iformat_next(const AVInputFormat *f)
{
ff_thread_once(&av_format_next_init, av_format_init_next);
+
if (f)
return f->next;
else
- return demuxer_list[0];
+ /* If there are no demuxers but input devices, then return the first input device.
+ * This will still return null if both there are both no demuxers or input devices. */
+ return demuxer_list[0] ? (AVInputFormat*)demuxer_list[0] : (indev_list ? (AVInputFormat*)indev_list[0] : NULL);
}
AVOutputFormat *av_oformat_next(const AVOutputFormat *f)
{
ff_thread_once(&av_format_next_init, av_format_init_next);
+
if (f)
return f->next;
else
- return muxer_list[0];
+ return muxer_list[0] ? (AVOutputFormat*)muxer_list[0] : (outdev_list ? (AVOutputFormat*)outdev_list[0] : NULL);
}
void av_register_all(void)
diff --git a/libavformat/format.c b/libavformat/format.c
index 608af1b692..b8c5a90a92 100644
--- a/libavformat/format.c
+++ b/libavformat/format.c
@@ -118,10 +118,18 @@ enum AVCodecID av_guess_codec(AVOutputFormat *fmt, const char *short_name,
AVInputFormat *av_find_input_format(const char *short_name)
{
AVInputFormat *fmt = NULL;
+#if FF_API_NEXT
+FF_DISABLE_DEPRECATION_WARNINGS
+ while ((fmt = av_iformat_next(fmt)))
+ if (av_match_name(short_name, fmt->name))
+ return fmt;
+FF_ENABLE_DEPRECATION_WARNINGS
+#else
void *i = 0;
while ((fmt = av_demuxer_iterate(&i)))
if (av_match_name(short_name, fmt->name))
return fmt;
+#endif
return NULL;
}
diff --git a/libavformat/internal.h b/libavformat/internal.h
index 1e2a3e05a1..0d08576c29 100644
--- a/libavformat/internal.h
+++ b/libavformat/internal.h
@@ -703,4 +703,11 @@ int ff_unlock_avformat(void);
*/
void ff_format_set_url(AVFormatContext *s, char *url);
+#if FF_API_NEXT
+/**
+ * Register devices in deprecated format linked list.
+ */
+void avpriv_register_devices(const AVOutputFormat * const o[], const AVInputFormat * const i[]);
+#endif
+
#endif /* AVFORMAT_INTERNAL_H */
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