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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Rewrite of gstffmpegenc
Original commit message from CVS: Rewrite of gstffmpegenc
This commit is contained in:
Ronald S. Bultje
parent
c3b5d3f3fe
commit
49b22bcee6
1 changed files with 294 additions and 338 deletions
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@ -41,15 +41,16 @@ struct _GstFFMpegEnc {
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GstPad *srcpad;
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GstPad *sinkpad;
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gboolean need_resample;
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gint in_width, in_height;
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gint out_width, out_height;
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guchar *buffer;
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gint buffer_pos;
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AVCodecContext *context;
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ImgReSampleContext *resample;
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AVFrame *picture;
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gboolean opened;
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/* cache */
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gulong bitrate;
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gint me_method;
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gboolean hq;
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gint gop_size;
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gulong buffer_size;
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};
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typedef struct _GstFFMpegEncClass GstFFMpegEncClass;
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@ -58,8 +59,14 @@ struct _GstFFMpegEncClass {
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GstElementClass parent_class;
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AVCodec *in_plugin;
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GstPadTemplate *srctempl, *sinktempl;
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};
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typedef struct {
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AVCodec *in_plugin;
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GstPadTemplate *srctempl, *sinktempl;
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} GstFFMpegEncClassParams;
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#define GST_TYPE_FFMPEGENC \
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(gst_ffmpegenc_get_type())
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#define GST_FFMPEGENC(obj) \
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@ -80,67 +87,14 @@ enum {
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enum {
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ARG_0,
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ARG_WIDTH,
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ARG_HEIGHT,
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ARG_BIT_RATE,
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ARG_FRAME_RATE,
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ARG_SAMPLE_RATE,
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ARG_GOP_SIZE,
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ARG_HQ,
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ARG_ME_METHOD,
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ARG_BUFSIZE
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/* FILL ME */
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};
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int motion_estimation_method;
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/* This factory is much simpler, and defines the source pad. */
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GST_PAD_TEMPLATE_FACTORY (gst_ffmpegenc_src_factory,
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"src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_CAPS_NEW (
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"ffmpegenc_src",
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"unknown/unknown",
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NULL
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)
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)
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/* This factory is much simpler, and defines the source pad. */
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GST_PAD_TEMPLATE_FACTORY (gst_ffmpegenc_audio_sink_factory,
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"sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_CAPS_NEW (
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"ffmpegenc_sink",
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"audio/raw",
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"format", GST_PROPS_STRING ("int"),
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"law", GST_PROPS_INT (0),
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"endianness", GST_PROPS_INT (G_BYTE_ORDER),
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"signed", GST_PROPS_BOOLEAN (TRUE),
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"width", GST_PROPS_INT (16),
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"depth", GST_PROPS_INT (16),
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"rate", GST_PROPS_INT_RANGE (8000, 96000),
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"channels", GST_PROPS_INT_RANGE (1, 2)
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)
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)
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/* This factory is much simpler, and defines the source pad. */
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GST_PAD_TEMPLATE_FACTORY (gst_ffmpegenc_video_sink_factory,
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"sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_CAPS_NEW (
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"ffmpegenc_sink",
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"video/raw",
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"format", GST_PROPS_LIST (
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GST_PROPS_FOURCC (GST_STR_FOURCC ("I420")),
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GST_PROPS_FOURCC (GST_STR_FOURCC ("YUY2"))
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),
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"width", GST_PROPS_INT_RANGE (16, 4096),
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"height", GST_PROPS_INT_RANGE (16, 4096)
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)
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)
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#define GST_TYPE_ME_METHOD (gst_ffmpegenc_me_method_get_type())
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static GType
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gst_ffmpegenc_me_method_get_type (void)
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@ -166,12 +120,23 @@ static GHashTable *enc_global_plugins;
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/* A number of functon prototypes are given so we can refer to them later. */
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static void gst_ffmpegenc_class_init (GstFFMpegEncClass *klass);
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static void gst_ffmpegenc_init (GstFFMpegEnc *ffmpegenc);
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static void gst_ffmpegenc_dispose (GObject *object);
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static void gst_ffmpegenc_chain_audio (GstPad *pad, GstBuffer *buffer);
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static void gst_ffmpegenc_chain_video (GstPad *pad, GstBuffer *buffer);
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static GstPadLinkReturn
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gst_ffmpegenc_connect (GstPad *pad, GstCaps *caps);
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static void gst_ffmpegenc_chain (GstPad *pad, GstBuffer *buffer);
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static void gst_ffmpegenc_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
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static void gst_ffmpegenc_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
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static void gst_ffmpegenc_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gst_ffmpegenc_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static GstElementStateReturn
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gst_ffmpegenc_change_state (GstElement *element);
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static GstElementClass *parent_class = NULL;
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@ -182,108 +147,59 @@ gst_ffmpegenc_class_init (GstFFMpegEncClass *klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GstFFMpegEncClassParams *params;
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gobject_class = (GObjectClass*)klass;
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gstelement_class = (GstElementClass*)klass;
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parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
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klass->in_plugin = g_hash_table_lookup (enc_global_plugins,
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params = g_hash_table_lookup (enc_global_plugins,
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GINT_TO_POINTER (G_OBJECT_CLASS_TYPE (gobject_class)));
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klass->in_plugin = params->in_plugin;
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klass->srctempl = params->srctempl;
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klass->sinktempl = params->sinktempl;
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if (klass->in_plugin->type == CODEC_TYPE_VIDEO) {
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_WIDTH,
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g_param_spec_int ("width","width","width",
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0, G_MAXINT, 0, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_HEIGHT,
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g_param_spec_int ("height","height","height",
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0, G_MAXINT, 0, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_BIT_RATE,
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g_param_spec_int ("bit_rate","bit_rate","bit_rate",
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0, G_MAXINT, 300000, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_FRAME_RATE,
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g_param_spec_int ("frame_rate","frame_rate","frame_rate",
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0, G_MAXINT, 25, G_PARAM_READWRITE));
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g_param_spec_ulong ("bitrate","Bit Rate",
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"Target Video Bitrate",
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0, G_MAXULONG, 300000, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_GOP_SIZE,
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g_param_spec_int ("gop_size","gop_size","gop_size",
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0, G_MAXINT, 15, G_PARAM_READWRITE));
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g_param_spec_int ("gop_size","GOP Size",
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"Number of frames within one GOP",
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0, G_MAXINT, 15, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_HQ,
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g_param_spec_boolean ("hq","hq","hq",
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FALSE, G_PARAM_READWRITE));
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g_param_spec_boolean ("hq","HQ",
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"Brute Force (slow) MB-type decision mode",
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FALSE, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_ME_METHOD,
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g_param_spec_enum ("me_method","me_method","me_method",
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GST_TYPE_ME_METHOD, ME_LOG, G_PARAM_READWRITE));
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g_param_spec_enum ("me_method","ME Method",
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"Motion Estimation Method",
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GST_TYPE_ME_METHOD, ME_LOG, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_BUFSIZE,
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g_param_spec_ulong("buffer_size", "Buffer Size",
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"Size of the video buffers",
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0,G_MAXULONG,0,G_PARAM_READWRITE));
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}
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else if (klass->in_plugin->type == CODEC_TYPE_AUDIO) {
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_BIT_RATE,
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g_param_spec_int ("bit_rate","bit_rate","bit_rate",
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0, G_MAXINT, 128000, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_SAMPLE_RATE,
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g_param_spec_int ("sample_rate","rate","rate",
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-1, G_MAXINT, -1, G_PARAM_READWRITE));
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g_param_spec_ulong ("bitrate","Bit Rate",
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"Target Audio Bitrate",
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0, G_MAXULONG, 128000, G_PARAM_READWRITE));
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g_object_class_install_property(G_OBJECT_CLASS (klass), ARG_HQ,
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g_param_spec_boolean ("hq","hq","hq",
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FALSE, G_PARAM_READWRITE));
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g_param_spec_boolean ("hq","HQ",
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"Brute Force (slow) MB-type decision mode",
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FALSE, G_PARAM_READWRITE));
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}
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gobject_class->set_property = gst_ffmpegenc_set_property;
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gobject_class->get_property = gst_ffmpegenc_get_property;
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}
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static GstPadLinkReturn
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gst_ffmpegenc_sinkconnect (GstPad *pad, GstCaps *caps)
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{
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GstFFMpegEnc *ffmpegenc = (GstFFMpegEnc *) gst_pad_get_parent (pad);
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GstFFMpegEncClass *oclass = (GstFFMpegEncClass*)(G_OBJECT_GET_CLASS(ffmpegenc));
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gstelement_class->change_state = gst_ffmpegenc_change_state;
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if (!GST_CAPS_IS_FIXED (caps))
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return GST_PAD_LINK_DELAYED;
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if (strstr (gst_caps_get_mime (caps), "audio/raw")) {
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gst_caps_get_int (caps, "rate", &ffmpegenc->context->sample_rate);
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gst_caps_get_int (caps, "channels", &ffmpegenc->context->channels);
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}
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else if (strstr (gst_caps_get_mime (caps), "video/raw")) {
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guint32 fourcc;
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gst_caps_get_int (caps, "width", &ffmpegenc->in_width);
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gst_caps_get_int (caps, "height", &ffmpegenc->in_height);
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if (ffmpegenc->need_resample) {
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ffmpegenc->context->width = ffmpegenc->out_width;
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ffmpegenc->context->height = ffmpegenc->out_height;
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}
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else {
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ffmpegenc->context->width = ffmpegenc->in_width;
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ffmpegenc->context->height = ffmpegenc->in_height;
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}
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gst_caps_get_fourcc_int (caps, "format", &fourcc);
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if (fourcc == GST_STR_FOURCC ("I420")) {
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ffmpegenc->context->pix_fmt = PIX_FMT_YUV420P;
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}
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else {
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ffmpegenc->context->pix_fmt = PIX_FMT_YUV422;
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}
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ffmpegenc->resample = img_resample_init (ffmpegenc->context->width, ffmpegenc->context->height,
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ffmpegenc->in_width, ffmpegenc->in_height);
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}
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else {
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g_warning ("ffmpegenc: invalid caps %s\n", gst_caps_get_mime (caps));
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return GST_PAD_LINK_REFUSED;
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}
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if (avcodec_open (ffmpegenc->context, oclass->in_plugin) < 0) {
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g_warning ("ffmpegenc: could not open codec\n");
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return GST_PAD_LINK_REFUSED;
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}
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if (oclass->in_plugin->type == CODEC_TYPE_AUDIO) {
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ffmpegenc->buffer = g_malloc (ffmpegenc->context->frame_size * 2 *
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ffmpegenc->context->channels);
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ffmpegenc->buffer_pos = 0;
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}
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return GST_PAD_LINK_OK;
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gobject_class->dispose = gst_ffmpegenc_dispose;
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}
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static void
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@ -291,168 +207,188 @@ gst_ffmpegenc_init(GstFFMpegEnc *ffmpegenc)
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{
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GstFFMpegEncClass *oclass = (GstFFMpegEncClass*)(G_OBJECT_GET_CLASS (ffmpegenc));
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ffmpegenc->context = avcodec_alloc_context();
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/* setup pads */
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ffmpegenc->sinkpad = gst_pad_new_from_template (oclass->sinktempl, "sink");
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gst_pad_set_link_function (ffmpegenc->sinkpad, gst_ffmpegenc_connect);
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gst_pad_set_chain_function (ffmpegenc->sinkpad, gst_ffmpegenc_chain);
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ffmpegenc->srcpad = gst_pad_new_from_template (oclass->srctempl, "src");
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if (oclass->in_plugin->type == CODEC_TYPE_VIDEO) {
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ffmpegenc->sinkpad = gst_pad_new_from_template (
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GST_PAD_TEMPLATE_GET (gst_ffmpegenc_video_sink_factory), "sink");
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gst_pad_set_chain_function (ffmpegenc->sinkpad, gst_ffmpegenc_chain_video);
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ffmpegenc->context->bit_rate = 400000;
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ffmpegenc->context->bit_rate_tolerance = 400000;
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ffmpegenc->context->qmin = 3;
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ffmpegenc->context->qmax = 15;
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ffmpegenc->context->max_qdiff = 3;
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ffmpegenc->context->gop_size = 15;
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ffmpegenc->context->frame_rate = 25 * DEFAULT_FRAME_RATE_BASE;
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ffmpegenc->context->frame_rate_base = DEFAULT_FRAME_RATE_BASE;
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ffmpegenc->out_width = -1;
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ffmpegenc->out_height = -1;
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}
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else if (oclass->in_plugin->type == CODEC_TYPE_AUDIO) {
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ffmpegenc->sinkpad = gst_pad_new_from_template (
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GST_PAD_TEMPLATE_GET (gst_ffmpegenc_audio_sink_factory), "sink");
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gst_pad_set_chain_function (ffmpegenc->sinkpad, gst_ffmpegenc_chain_audio);
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ffmpegenc->context->bit_rate = 128000;
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ffmpegenc->context->sample_rate = -1;
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}
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gst_pad_set_link_function (ffmpegenc->sinkpad, gst_ffmpegenc_sinkconnect);
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gst_element_add_pad (GST_ELEMENT (ffmpegenc), ffmpegenc->sinkpad);
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ffmpegenc->srcpad = gst_pad_new_from_template (
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GST_PAD_TEMPLATE_GET (gst_ffmpegenc_src_factory), "src");
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gst_element_add_pad (GST_ELEMENT (ffmpegenc), ffmpegenc->srcpad);
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/* Initialization of element's private variables. */
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ffmpegenc->need_resample = FALSE;
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/* ffmpeg objects */
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ffmpegenc->context = avcodec_alloc_context();
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ffmpegenc->picture = avcodec_alloc_frame();
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ffmpegenc->opened = FALSE;
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if (oclass->in_plugin->type == CODEC_TYPE_VIDEO) {
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ffmpegenc->bitrate = 300000;
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ffmpegenc->buffer_size = 512 * 1024;
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ffmpegenc->gop_size = 15;
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ffmpegenc->hq = FALSE;
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} else if (oclass->in_plugin->type == CODEC_TYPE_AUDIO) {
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ffmpegenc->bitrate = 128000;
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}
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}
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static void
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gst_ffmpegenc_chain_audio (GstPad *pad, GstBuffer *inbuf)
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gst_ffmpegenc_dispose (GObject *object)
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{
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GstBuffer *outbuf;
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GstFFMpegEnc *ffmpegenc = (GstFFMpegEnc *) object;
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/* close old session */
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if (ffmpegenc->opened) {
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avcodec_close (ffmpegenc->context);
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ffmpegenc->opened = FALSE;
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}
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/* clean up remaining allocated data */
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av_free (ffmpegenc->context);
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av_free (ffmpegenc->picture);
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}
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static GstPadLinkReturn
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gst_ffmpegenc_connect (GstPad *pad,
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GstCaps *caps)
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{
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GstFFMpegEnc *ffmpegenc = (GstFFMpegEnc *) gst_pad_get_parent (pad);
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GstFFMpegEncClass *oclass = (GstFFMpegEncClass*)(G_OBJECT_GET_CLASS(ffmpegenc));
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GstCaps *ret_caps;
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GstPadLinkReturn ret;
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if (!GST_CAPS_IS_FIXED (caps))
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return GST_PAD_LINK_DELAYED;
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/* close old session */
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if (ffmpegenc->opened) {
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avcodec_close (ffmpegenc->context);
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ffmpegenc->opened = FALSE;
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}
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/* set defaults */
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avcodec_get_context_defaults (ffmpegenc->context);
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/* user defined properties */
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ffmpegenc->context->bit_rate = ffmpegenc->bitrate;
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ffmpegenc->context->bit_rate_tolerance = ffmpegenc->bitrate;
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ffmpegenc->context->gop_size = ffmpegenc->gop_size;
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if (ffmpegenc->hq) {
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ffmpegenc->context->flags |= CODEC_FLAG_HQ;
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} else {
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ffmpegenc->context->flags &= ~CODEC_FLAG_HQ;
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}
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ffmpegenc->context->me_method = ffmpegenc->me_method;
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/* general properties */
|
||||
ffmpegenc->context->qmin = 3;
|
||||
ffmpegenc->context->qmax = 15;
|
||||
ffmpegenc->context->max_qdiff = 3;
|
||||
|
||||
/* fill in the context (width/height/pixfmt or
|
||||
* rate/channels/samplefmt) */
|
||||
gst_ffmpeg_caps_to_codectype (oclass->in_plugin->type,
|
||||
caps, ffmpegenc->context);
|
||||
|
||||
/* no edges */
|
||||
ffmpegenc->context->flags |= CODEC_FLAG_EMU_EDGE;
|
||||
|
||||
/* FIXME: we actually need to request the framerate
|
||||
* from the previous element - we currently use the
|
||||
* default (25.0), which is just plain wrong */
|
||||
ffmpegenc->context->frame_rate = 25 * DEFAULT_FRAME_RATE_BASE;
|
||||
ffmpegenc->context->frame_rate_base = DEFAULT_FRAME_RATE_BASE;
|
||||
|
||||
/* open codec */
|
||||
if (avcodec_open (ffmpegenc->context, oclass->in_plugin) < 0) {
|
||||
GST_DEBUG (GST_CAT_PLUGIN_INFO,
|
||||
"ffenc_%s: Failed to open FFMPEG codec",
|
||||
oclass->in_plugin->name);
|
||||
return GST_PAD_LINK_REFUSED;
|
||||
}
|
||||
|
||||
/* try to set this caps on the other side */
|
||||
ret_caps = gst_ffmpeg_codecid_to_caps (oclass->in_plugin->id,
|
||||
ffmpegenc->context);
|
||||
if (!ret_caps) {
|
||||
avcodec_close (ffmpegenc->context);
|
||||
GST_DEBUG (GST_CAT_PLUGIN_INFO,
|
||||
"Unsupported codec - no caps found");
|
||||
return GST_PAD_LINK_REFUSED;
|
||||
}
|
||||
|
||||
if ((ret = gst_pad_try_set_caps (ffmpegenc->srcpad, ret_caps)) <= 0) {
|
||||
avcodec_close (ffmpegenc->context);
|
||||
GST_DEBUG (GST_CAT_PLUGIN_INFO,
|
||||
"Failed to set caps on next element for ffmpeg encoder (%s)",
|
||||
oclass->in_plugin->name);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* success! */
|
||||
ffmpegenc->opened = TRUE;
|
||||
|
||||
return GST_PAD_LINK_OK;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_ffmpegenc_chain (GstPad *pad,
|
||||
GstBuffer *inbuf)
|
||||
{
|
||||
GstBuffer *outbuf = NULL;
|
||||
GstFFMpegEnc *ffmpegenc = (GstFFMpegEnc *)(gst_pad_get_parent (pad));
|
||||
GstFFMpegEncClass *oclass = (GstFFMpegEncClass*)(G_OBJECT_GET_CLASS(ffmpegenc));
|
||||
gpointer data;
|
||||
gint size;
|
||||
gint frame_size = ffmpegenc->context->frame_size * ffmpegenc->context->channels * 2;
|
||||
gint size, ret_size = 0;
|
||||
|
||||
data = GST_BUFFER_DATA (inbuf);
|
||||
size = GST_BUFFER_SIZE (inbuf);
|
||||
|
||||
GST_DEBUG (0, "got buffer %p %d", data, size);
|
||||
/* FIXME: events (discont (flush!) and eos (close down) etc.) */
|
||||
|
||||
if (ffmpegenc->buffer_pos && (ffmpegenc->buffer_pos + size >= frame_size)) {
|
||||
|
||||
memcpy (ffmpegenc->buffer + ffmpegenc->buffer_pos, data, frame_size - ffmpegenc->buffer_pos);
|
||||
|
||||
outbuf = gst_buffer_new ();
|
||||
GST_BUFFER_SIZE (outbuf) = frame_size;
|
||||
GST_BUFFER_DATA (outbuf) = g_malloc (frame_size);
|
||||
|
||||
GST_BUFFER_SIZE (outbuf) = avcodec_encode_audio (ffmpegenc->context, GST_BUFFER_DATA (outbuf),
|
||||
GST_BUFFER_SIZE (outbuf), (const short *)ffmpegenc->buffer);
|
||||
|
||||
gst_pad_push (ffmpegenc->srcpad, outbuf);
|
||||
|
||||
size -= (frame_size - ffmpegenc->buffer_pos);
|
||||
data += (frame_size - ffmpegenc->buffer_pos);
|
||||
|
||||
ffmpegenc->buffer_pos = 0;
|
||||
}
|
||||
while (size >= frame_size) {
|
||||
|
||||
outbuf = gst_buffer_new ();
|
||||
GST_BUFFER_SIZE (outbuf) = frame_size;
|
||||
GST_BUFFER_DATA (outbuf) = g_malloc (frame_size);
|
||||
|
||||
GST_BUFFER_SIZE (outbuf) = avcodec_encode_audio (ffmpegenc->context, GST_BUFFER_DATA (outbuf),
|
||||
GST_BUFFER_SIZE (outbuf), (const short *)data);
|
||||
|
||||
gst_pad_push (ffmpegenc->srcpad, outbuf);
|
||||
|
||||
size -= frame_size;
|
||||
data += frame_size;
|
||||
}
|
||||
|
||||
/* save leftover */
|
||||
if (size) {
|
||||
memcpy (ffmpegenc->buffer + ffmpegenc->buffer_pos, data, size);
|
||||
ffmpegenc->buffer_pos += size;
|
||||
}
|
||||
|
||||
gst_buffer_unref (inbuf);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_ffmpegenc_chain_video (GstPad *pad, GstBuffer *inbuf)
|
||||
{
|
||||
GstBuffer *outbuf;
|
||||
GstFFMpegEnc *ffmpegenc = (GstFFMpegEnc *)(gst_pad_get_parent (pad));
|
||||
gpointer data;
|
||||
gint size, frame_size;
|
||||
AVFrame picture, rpicture, *toencode;
|
||||
gboolean free_data = FALSE, free_res = FALSE;
|
||||
|
||||
data = GST_BUFFER_DATA (inbuf);
|
||||
size = GST_BUFFER_SIZE (inbuf);
|
||||
|
||||
frame_size = ffmpegenc->in_width * ffmpegenc->in_height;
|
||||
|
||||
/*
|
||||
switch (ffmpegenc->context->pix_fmt) {
|
||||
case PIX_FMT_YUV422:
|
||||
{
|
||||
guchar *temp;
|
||||
|
||||
temp = g_malloc ((frame_size * 3) /2 );
|
||||
size = (frame_size * 3)/2;
|
||||
|
||||
img_convert (temp, PIX_FMT_YUV422, data, PIX_FMT_YUV420P,
|
||||
ffmpegenc->in_width, ffmpegenc->in_height);
|
||||
data = temp;
|
||||
free_data = TRUE;
|
||||
switch (oclass->in_plugin->type) {
|
||||
case CODEC_TYPE_VIDEO:
|
||||
outbuf = gst_buffer_new_and_alloc (ffmpegenc->buffer_size);
|
||||
avpicture_fill ((AVPicture *) ffmpegenc->picture,
|
||||
GST_BUFFER_DATA (inbuf),
|
||||
ffmpegenc->context->pix_fmt,
|
||||
ffmpegenc->context->width,
|
||||
ffmpegenc->context->height);
|
||||
ret_size = avcodec_encode_video (ffmpegenc->context,
|
||||
GST_BUFFER_DATA (outbuf),
|
||||
GST_BUFFER_MAXSIZE (outbuf),
|
||||
ffmpegenc->picture);
|
||||
break;
|
||||
}
|
||||
|
||||
case CODEC_TYPE_AUDIO:
|
||||
ffmpegenc->context->frame_size = GST_BUFFER_SIZE (inbuf) /
|
||||
(2 * ffmpegenc->context->channels);
|
||||
outbuf = gst_buffer_new_and_alloc (GST_BUFFER_SIZE (inbuf));
|
||||
ret_size = avcodec_encode_audio (ffmpegenc->context,
|
||||
GST_BUFFER_DATA (outbuf),
|
||||
GST_BUFFER_MAXSIZE (outbuf),
|
||||
(const short int *)
|
||||
GST_BUFFER_DATA (inbuf));
|
||||
break;
|
||||
|
||||
default:
|
||||
g_assert(0);
|
||||
break;
|
||||
}
|
||||
*/
|
||||
|
||||
avpicture_fill ((AVPicture*)&picture, data, PIX_FMT_YUV420P, ffmpegenc->in_width, ffmpegenc->in_height);
|
||||
toencode = &picture;
|
||||
|
||||
if (ffmpegenc->need_resample) {
|
||||
gint rframe_size = ffmpegenc->context->width * ffmpegenc->context->height;
|
||||
guint8 *rdata;
|
||||
|
||||
rdata = g_malloc ((rframe_size * 3)/2);
|
||||
avpicture_fill ((AVPicture*)&rpicture, rdata, PIX_FMT_YUV420P, ffmpegenc->context->width, ffmpegenc->context->height);
|
||||
|
||||
free_res = TRUE;
|
||||
toencode = &rpicture;
|
||||
|
||||
img_resample (ffmpegenc->resample, (AVPicture*)&rpicture, (AVPicture*)&picture);
|
||||
}
|
||||
|
||||
outbuf = gst_buffer_new ();
|
||||
GST_BUFFER_SIZE (outbuf) = VIDEO_BUFFER_SIZE;
|
||||
GST_BUFFER_DATA (outbuf) = g_malloc (VIDEO_BUFFER_SIZE);
|
||||
|
||||
GST_BUFFER_SIZE (outbuf) = avcodec_encode_video (ffmpegenc->context, GST_BUFFER_DATA (outbuf),
|
||||
GST_BUFFER_SIZE (outbuf), toencode);
|
||||
|
||||
/* bla */
|
||||
GST_BUFFER_SIZE (outbuf) = ret_size;
|
||||
GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (inbuf);
|
||||
GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (inbuf);
|
||||
gst_pad_push (ffmpegenc->srcpad, outbuf);
|
||||
|
||||
if (free_data)
|
||||
g_free (data);
|
||||
if (free_res)
|
||||
g_free (rpicture.data[0]);
|
||||
|
||||
gst_buffer_unref (inbuf);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_ffmpegenc_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
|
||||
gst_ffmpegenc_set_property (GObject *object,
|
||||
guint prop_id,
|
||||
const GValue *value,
|
||||
GParamSpec *pspec)
|
||||
{
|
||||
GstFFMpegEnc *ffmpegenc;
|
||||
|
||||
|
|
@ -461,32 +397,20 @@ gst_ffmpegenc_set_property (GObject *object, guint prop_id, const GValue *value,
|
|||
|
||||
/* Check the argument id to see which argument we're setting. */
|
||||
switch (prop_id) {
|
||||
case ARG_WIDTH:
|
||||
ffmpegenc->out_width = g_value_get_int (value);
|
||||
ffmpegenc->need_resample = (ffmpegenc->out_width != -1);
|
||||
break;
|
||||
case ARG_HEIGHT:
|
||||
ffmpegenc->out_height = g_value_get_int (value);
|
||||
ffmpegenc->need_resample = (ffmpegenc->out_height != -1);
|
||||
break;
|
||||
case ARG_BIT_RATE:
|
||||
ffmpegenc->context->bit_rate = g_value_get_int (value);
|
||||
break;
|
||||
case ARG_FRAME_RATE:
|
||||
ffmpegenc->context->frame_rate = g_value_get_int (value);
|
||||
break;
|
||||
case ARG_SAMPLE_RATE:
|
||||
ffmpegenc->context->sample_rate = g_value_get_int (value);
|
||||
ffmpegenc->bitrate = g_value_get_ulong (value);
|
||||
break;
|
||||
case ARG_GOP_SIZE:
|
||||
ffmpegenc->context->gop_size = g_value_get_int (value);
|
||||
ffmpegenc->gop_size = g_value_get_int (value);
|
||||
break;
|
||||
case ARG_HQ:
|
||||
ffmpegenc->context->flags &= ~CODEC_FLAG_HQ;
|
||||
ffmpegenc->context->flags |= (g_value_get_boolean (value)?CODEC_FLAG_HQ:0);
|
||||
ffmpegenc->hq = g_value_get_boolean (value);
|
||||
break;
|
||||
case ARG_ME_METHOD:
|
||||
motion_estimation_method = g_value_get_enum (value);
|
||||
ffmpegenc->me_method = g_value_get_enum (value);
|
||||
break;
|
||||
case ARG_BUFSIZE:
|
||||
ffmpegenc->buffer_size = g_value_get_ulong(value);
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
|
|
@ -496,7 +420,10 @@ gst_ffmpegenc_set_property (GObject *object, guint prop_id, const GValue *value,
|
|||
|
||||
/* The set function is simply the inverse of the get fuction. */
|
||||
static void
|
||||
gst_ffmpegenc_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
|
||||
gst_ffmpegenc_get_property (GObject *object,
|
||||
guint prop_id,
|
||||
GValue *value,
|
||||
GParamSpec *pspec)
|
||||
{
|
||||
GstFFMpegEnc *ffmpegenc;
|
||||
|
||||
|
|
@ -504,29 +431,20 @@ gst_ffmpegenc_get_property (GObject *object, guint prop_id, GValue *value, GPara
|
|||
ffmpegenc = (GstFFMpegEnc *)(object);
|
||||
|
||||
switch (prop_id) {
|
||||
case ARG_WIDTH:
|
||||
g_value_set_int (value, ffmpegenc->out_width);
|
||||
break;
|
||||
case ARG_HEIGHT:
|
||||
g_value_set_int (value, ffmpegenc->out_height);
|
||||
break;
|
||||
case ARG_BIT_RATE:
|
||||
g_value_set_int (value, ffmpegenc->context->bit_rate);
|
||||
break;
|
||||
case ARG_SAMPLE_RATE:
|
||||
g_value_set_int (value, ffmpegenc->context->sample_rate);
|
||||
break;
|
||||
case ARG_FRAME_RATE:
|
||||
g_value_set_int (value, ffmpegenc->context->frame_rate);
|
||||
g_value_set_ulong (value, ffmpegenc->bitrate);
|
||||
break;
|
||||
case ARG_GOP_SIZE:
|
||||
g_value_set_int (value, ffmpegenc->context->gop_size);
|
||||
g_value_set_int (value, ffmpegenc->gop_size);
|
||||
break;
|
||||
case ARG_HQ:
|
||||
g_value_set_boolean (value, ffmpegenc->context->flags & CODEC_FLAG_HQ);
|
||||
g_value_set_boolean (value, ffmpegenc->hq);
|
||||
break;
|
||||
case ARG_ME_METHOD:
|
||||
g_value_set_enum (value, motion_estimation_method);
|
||||
g_value_set_enum (value, ffmpegenc->me_method);
|
||||
break;
|
||||
case ARG_BUFSIZE:
|
||||
g_value_set_ulong (value, ffmpegenc->buffer_size);
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
|
|
@ -534,6 +452,27 @@ gst_ffmpegenc_get_property (GObject *object, guint prop_id, GValue *value, GPara
|
|||
}
|
||||
}
|
||||
|
||||
static GstElementStateReturn
|
||||
gst_ffmpegenc_change_state (GstElement *element)
|
||||
{
|
||||
GstFFMpegEnc *ffmpegenc = (GstFFMpegEnc *) element;
|
||||
gint transition = GST_STATE_TRANSITION (element);
|
||||
|
||||
switch (transition) {
|
||||
case GST_STATE_PAUSED_TO_READY:
|
||||
if (ffmpegenc->opened) {
|
||||
avcodec_close (ffmpegenc->context);
|
||||
ffmpegenc->opened = FALSE;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
if (GST_ELEMENT_CLASS (parent_class)->change_state)
|
||||
return GST_ELEMENT_CLASS (parent_class)->change_state (element);
|
||||
|
||||
return GST_STATE_SUCCESS;
|
||||
}
|
||||
|
||||
gboolean
|
||||
gst_ffmpegenc_register (GstPlugin *plugin)
|
||||
{
|
||||
|
|
@ -560,6 +499,9 @@ gst_ffmpegenc_register (GstPlugin *plugin)
|
|||
while (in_plugin) {
|
||||
gchar *type_name;
|
||||
gchar *codec_type;
|
||||
GstCaps *srccaps, *sinkcaps;
|
||||
GstPadTemplate *srctempl, *sinktempl;
|
||||
GstFFMpegEncClassParams *params;
|
||||
|
||||
if (in_plugin->encode) {
|
||||
codec_type = "enc";
|
||||
|
|
@ -567,6 +509,13 @@ gst_ffmpegenc_register (GstPlugin *plugin)
|
|||
else {
|
||||
goto next;
|
||||
}
|
||||
|
||||
/* first make sure we've got a supported type */
|
||||
srccaps = gst_ffmpeg_codecid_to_caps (in_plugin->id, NULL);
|
||||
sinkcaps = gst_ffmpeg_codectype_to_caps (in_plugin->type, NULL);
|
||||
if (!sinkcaps || !srccaps)
|
||||
goto next;
|
||||
|
||||
/* construct the type */
|
||||
type_name = g_strdup_printf("ff%s_%s", codec_type, in_plugin->name);
|
||||
|
||||
|
|
@ -582,32 +531,39 @@ gst_ffmpegenc_register (GstPlugin *plugin)
|
|||
|
||||
/* construct the element details struct */
|
||||
details = g_new0 (GstElementDetails,1);
|
||||
details->longname = g_strdup (in_plugin->name);
|
||||
details->klass = "Codec/FFMpeg";
|
||||
details->license = "LGPL";
|
||||
details->description = g_strdup (in_plugin->name);
|
||||
details->version = g_strdup("1.0.0");
|
||||
details->author = g_strdup("The FFMPEG crew, GStreamer plugin by Wim Taymans <wim.taymans@chello.be>");
|
||||
details->copyright = g_strdup("(c) 2001");
|
||||
|
||||
g_hash_table_insert (enc_global_plugins,
|
||||
GINT_TO_POINTER (type),
|
||||
(gpointer) in_plugin);
|
||||
details->longname = g_strdup(in_plugin->name);
|
||||
details->klass = g_strdup_printf("Codec/%s/Encoder",
|
||||
(in_plugin->type == CODEC_TYPE_VIDEO) ?
|
||||
"Video" : "Audio");
|
||||
details->license = g_strdup("LGPL");
|
||||
details->description = g_strdup_printf("FFMPEG %s encoder",
|
||||
in_plugin->name);
|
||||
details->version = g_strdup(VERSION);
|
||||
details->author = g_strdup("The FFMPEG crew\n"
|
||||
"Wim Taymans <wim.taymans@chello.be>\n"
|
||||
"Ronald Bultje <rbultje@ronald.bitfreak.net>");
|
||||
details->copyright = g_strdup("(c) 2001-2003");
|
||||
|
||||
/* register the plugin with gstreamer */
|
||||
factory = gst_element_factory_new(type_name,type,details);
|
||||
g_return_val_if_fail(factory != NULL, FALSE);
|
||||
|
||||
gst_element_factory_add_pad_template (factory,
|
||||
GST_PAD_TEMPLATE_GET (gst_ffmpegenc_src_factory));
|
||||
if (in_plugin->type == CODEC_TYPE_VIDEO) {
|
||||
gst_element_factory_add_pad_template (factory,
|
||||
GST_PAD_TEMPLATE_GET (gst_ffmpegenc_video_sink_factory));
|
||||
}
|
||||
else if (in_plugin->type == CODEC_TYPE_AUDIO) {
|
||||
gst_element_factory_add_pad_template (factory,
|
||||
GST_PAD_TEMPLATE_GET (gst_ffmpegenc_audio_sink_factory));
|
||||
}
|
||||
sinktempl = gst_pad_template_new ("sink", GST_PAD_SINK,
|
||||
GST_PAD_ALWAYS, sinkcaps, NULL);
|
||||
gst_element_factory_add_pad_template (factory, sinktempl);
|
||||
|
||||
srctempl = gst_pad_template_new ("src", GST_PAD_SRC,
|
||||
GST_PAD_ALWAYS, srccaps, NULL);
|
||||
gst_element_factory_add_pad_template (factory, srctempl);
|
||||
|
||||
params = g_new0 (GstFFMpegEncClassParams, 1);
|
||||
params->in_plugin = in_plugin;
|
||||
params->sinktempl = sinktempl;
|
||||
params->srctempl = srctempl;
|
||||
|
||||
g_hash_table_insert (enc_global_plugins,
|
||||
GINT_TO_POINTER (type),
|
||||
(gpointer) params);
|
||||
|
||||
/* The very last thing is to register the elementfactory with the plugin. */
|
||||
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
|
||||
|
|
|
|||
Loading…
Reference in a new issue