diff --git a/src/gstducatih264dec.c b/src/gstducatih264dec.c
index a4c6870400ffd63f297f4e2e33d53f35e7438e4f..9bfded97d3ef5e7d3a4be5e2ae4e369017389524 100644 (file)
--- a/src/gstducatih264dec.c
+++ b/src/gstducatih264dec.c
*/
#ifdef HAVE_CONFIG_H
-# include <config.h>
+#include <config.h>
#endif
+#include <math.h>
#include "gstducatih264dec.h"
+#define GST_BUFFER_FLAG_B_FRAME (GST_BUFFER_FLAG_LAST << 0)
#define PADX 32
#define PADY 24
+/* This structure is not public, this should be replaced by
+ sizeof(sErrConcealLayerStr) when it is made so. */
+#define SIZE_OF_CONCEALMENT_DATA 65536
-GST_BOILERPLATE (GstDucatiH264Dec, gst_ducati_h264dec, GstDucatiVidDec,
- GST_TYPE_DUCATIVIDDEC);
+static void gst_ducati_h264dec_base_init (gpointer gclass);
+static void gst_ducati_h264dec_class_init (GstDucatiH264DecClass * klass);
+static void gst_ducati_h264dec_init (GstDucatiH264Dec * self, gpointer klass);
+
+static GstDucatiVidDecClass *parent_class = NULL;
+
+GType
+gst_ducati_h264dec_get_type (void)
+{
+ static GType ducati_h264dec_type = 0;
+
+ if (!ducati_h264dec_type) {
+ static const GTypeInfo ducati_h264dec_info = {
+ sizeof (GstDucatiH264DecClass),
+ (GBaseInitFunc) gst_ducati_h264dec_base_init,
+ NULL,
+ (GClassInitFunc) gst_ducati_h264dec_class_init,
+ NULL,
+ NULL,
+ sizeof (GstDucatiH264Dec),
+ 0,
+ (GInstanceInitFunc) gst_ducati_h264dec_init,
+ };
+
+ ducati_h264dec_type = g_type_register_static (GST_TYPE_DUCATIVIDDEC,
+ "GstDucatiH264Dec", &ducati_h264dec_info, 0);
+ }
+ return ducati_h264dec_type;
+}
+
+/* *INDENT-OFF* */
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-h264, "
"stream-format = byte-stream, " /* only byte-stream */
- "align = au, " /* only entire frames */
+ "alignment = au, " /* only entire frames */
+ "width = (int)[ 16, 2048 ], "
+ "height = (int)[ 16, 2048 ]; "
+ "video/x-h264, "
+ "stream-format = byte-stream, " /* only byte-stream */
+ "alignment = au, " /* only entire frames */
"width = (int)[ 16, 2048 ], "
"height = (int)[ 16, 2048 ], "
- "framerate = (fraction)[ 0, max ];")
+ "profile = (string) {high, high-10-intra, high-10, high-4:2:2-intra, "
+ "high-4:2:2, high-4:4:4-intra, high-4:4:4, cavlc-4:4:4-intra}, "
+ "level = (string) {1, 1b, 1.1, 1.2, 1.3, 2, 2.1, 2.2, 3, 3.1, 3.2, 4, 4.1, 4.2, 5, 5.1};")
);
+static const struct
+{
+ const char *level;
+ gint kb;
+} max_dpb_by_level[] = {
+ { "1", 149 },
+ { "1b", 149 }, /* That one's not in the spec ?? */
+ { "1.1", 338 },
+ { "1.2", 891 },
+ { "1.3", 891 },
+ { "2", 891 },
+ { "2.1", 1782 },
+ { "2.2", 3038 },
+ { "3", 3038 },
+ { "3.1", 6750 },
+ { "3.2", 7680 },
+ { "4", 12288 },
+ { "4.1", 12288 },
+ { "4.2", 12288 },
+ { "5", 41400 },
+ { "5.1", 69120 },
+};
+/* *INDENT-ON* */
+
/* GstDucatiVidDec vmethod implementations */
static void
gst_ducati_h264dec_allocate_params (GstDucatiVidDec * self, gint params_sz,
gint dynparams_sz, gint status_sz, gint inargs_sz, gint outargs_sz)
{
- gboolean ret = parent_class->allocate_params (self,
+ gboolean ret = GST_DUCATIVIDDEC_CLASS (parent_class)->allocate_params (self,
sizeof (IH264VDEC_Params), sizeof (IH264VDEC_DynamicParams),
sizeof (IH264VDEC_Status), sizeof (IH264VDEC_InArgs),
sizeof (IH264VDEC_OutArgs));
if (ret) {
IH264VDEC_Params *params = (IH264VDEC_Params *) self->params;
+
self->params->displayDelay = IVIDDEC3_DISPLAY_DELAY_AUTO;
- params->maxNumRefFrames = IH264VDEC_NUM_REFFRAMES_AUTO;
+ params->dpbSizeInFrames = IH264VDEC_DPB_NUMFRAMES_AUTO;
params->pConstantMemory = 0;
params->presetLevelIdc = IH264VDEC_LEVEL41;
params->errConcealmentMode = IH264VDEC_APPLY_CONCEALMENT;
params->temporalDirModePred = TRUE;
+
+ if (self->codec_debug_info) {
+ /* We must allocate a byte per MB, plus the size of some struture which
+ is not public. Place this in the first metadata buffer slot, and ask
+ for MBINFO metadata for it. */
+ GstDucatiH264Dec *h264dec = GST_DUCATIH264DEC (self);
+ unsigned mbw = (self->width + 15) / 16;
+ unsigned mbh = (self->height + 15) / 16;
+ unsigned nmb = mbw * mbh;
+
+ h264dec->bo_mberror =
+ omap_bo_new (self->device, nmb + SIZE_OF_CONCEALMENT_DATA,
+ OMAP_BO_WC);
+ /* XDM_MemoryType required by drm to allcoate buffer */
+ self->outBufs->descs[2].memType = XDM_MEMTYPE_RAW;
+ self->outBufs->descs[2].buf =
+ (XDAS_Int8 *) omap_bo_dmabuf (h264dec->bo_mberror);
+ self->outBufs->descs[2].bufSize.bytes = nmb + SIZE_OF_CONCEALMENT_DATA;
+ self->params->metadataType[0] = IVIDEO_METADATAPLANE_MBINFO;
+ /* need to lock the buffer to get the page pinned */
+ dce_buf_lock (1, (size_t *) & self->outBufs->descs[2].buf);
+ }
+ }
+
+ return ret;
+}
+
+static gint
+gst_ducati_h264dec_handle_error (GstDucatiVidDec * self, gint ret,
+ gint extended_error, gint status_extended_error)
+{
+ GstDucatiH264Dec *h264dec = GST_DUCATIH264DEC (self);
+ const unsigned char *mberror, *mbcon;
+ unsigned mbw, mbh, nmb;
+ uint16_t mbwr, mbhr;
+ size_t n, nerr = 0;
+ char *line;
+ unsigned x, y;
+
+ if (h264dec->bo_mberror) {
+ mberror = omap_bo_map (h264dec->bo_mberror);
+ mbw = (self->width + 15) / 16;
+ mbh = (self->height + 15) / 16;
+ nmb = mbw * mbh;
+ mbcon = mberror + nmb;
+ mbwr = ((const uint16_t *) mbcon)[21]; /* not a public struct */
+ mbhr = ((const uint16_t *) mbcon)[22]; /* not a public struct */
+ if (nmb != mbwr * mbhr) {
+ GST_WARNING_OBJECT (self, "Failed to find MB size - "
+ "corruption might have happened");
+ } else {
+ for (n = 0; n < nmb; ++n) {
+ if (mberror[n])
+ ++nerr;
+ }
+ GST_INFO_OBJECT (self, "Frame has %zu MB errors over %zu (%u x %u) MBs",
+ nerr, nmb, mbwr, mbhr);
+ line = g_malloc (mbw + 1);
+ for (y = 0; y < mbh; y++) {
+ line[mbw] = 0;
+ for (x = 0; x < mbw; x++) {
+ line[x] = mberror[x + y * mbw] ? '!' : '.';
+ }
+ GST_INFO_OBJECT (self, "MB: %4u: %s", y, line);
+ }
+ g_free (line);
+ }
+ }
+
+ if (extended_error & 0x00000001) {
+ /* No valid slice. This seems to be bad enough that it's better to flush and
+ * skip to the next keyframe.
+ */
+
+ if (extended_error == 0x00000201) {
+ /* the codec doesn't unlock the input buffer in this case... */
+ gst_buffer_unref ((GstBuffer *) self->inArgs->inputID);
+ self->inArgs->inputID = 0;
+ }
+
+ self->needs_flushing = TRUE;
}
+ ret =
+ GST_DUCATIVIDDEC_CLASS (parent_class)->handle_error (self, ret,
+ extended_error, status_extended_error);
+
return ret;
}
+static gboolean
+gst_ducati_h264dec_can_drop_frame (GstDucatiVidDec * self, GstBuffer * buf,
+ gint64 diff)
+{
+ gboolean is_bframe = GST_BUFFER_FLAG_IS_SET (buf,
+ GST_BUFFER_FLAG_B_FRAME);
+
+ if (diff >= 0 && is_bframe)
+ return TRUE;
+
+ return FALSE;
+}
+
+static gint
+gst_ducati_h264dec_find_max_dpb_from_level (GstDucatiVidDec * self,
+ const char *level)
+{
+ guint n;
+
+ for (n = 0; n < G_N_ELEMENTS (max_dpb_by_level); ++n)
+ if (!strcmp (level, max_dpb_by_level[n].level))
+ return max_dpb_by_level[n].kb;
+
+ GST_WARNING_OBJECT (self, "Max DBP not found for level %s", level);
+ return -1;
+}
+
+static gint
+gst_ducati_h264dec_get_max_dpb_size (GstDucatiVidDec * self, GstCaps * caps)
+{
+ gint wmb = (self->width + 15) / 16;
+ gint hmb = (self->height + 15) / 16;
+ gint max_dpb, max_dpb_size;
+ GstStructure *structure;
+ const char *level;
+ float chroma_factor = 1.5; /* We only support NV12, which is 4:2:0 */
+
+ /* Min( 1024 * MaxDPB / ( PicWidthInMbs * FrameHeightInMbs * 256 * ChromaFormatFactor ), 16 ) */
+
+ structure = gst_caps_get_structure (caps, 0);
+ if (!structure)
+ return -1;
+
+ level = gst_structure_get_string (structure, "level");
+ if (!level)
+ return -1;
+
+ max_dpb = gst_ducati_h264dec_find_max_dpb_from_level (self, level);
+ if (max_dpb < 0)
+ return -1;
+
+ max_dpb_size =
+ lrint (ceil (1024 * max_dpb / (wmb * hmb * 256 * chroma_factor)));
+ if (max_dpb_size > MAX_BACKLOG_FRAMES)
+ max_dpb_size = MAX_BACKLOG_FRAMES;
+
+ return max_dpb_size;
+}
+
+static gboolean
+gst_ducati_h264dec_set_sink_caps (GstDucatiVidDec * self, GstCaps * caps)
+{
+ GstDucatiH264Dec *h264dec = GST_DUCATIH264DEC (self);
+ IH264VDEC_Params *params = (IH264VDEC_Params *) self->params;
+ GstStructure *structure;
+ const char *level;
+ structure = gst_caps_get_structure (caps, 0);
+ level = gst_structure_get_string (structure, "level");
+
+ if (level) {
+ GST_DEBUG_OBJECT (self, "Level obtained from stream caps = %s", level);
+ if (!strcmp (level, "5") || !strcmp (level, "5.1")) {
+ if (params->presetLevelIdc != IH264VDEC_LEVEL51) {
+ params->presetLevelIdc = IH264VDEC_LEVEL51;
+ self->codec_create_params_changed = TRUE;
+ GST_DEBUG_OBJECT (self,
+ "Level was earlier set to 4.2, changing it to 5.1");
+ }
+ }
+ }
+
+ GST_DEBUG_OBJECT (self, "set_sink_caps: %" GST_PTR_FORMAT, caps);
+
+ if (!GST_CALL_PARENT_WITH_DEFAULT (GST_DUCATIVIDDEC_CLASS, set_sink_caps,
+ (self, caps), TRUE))
+ return FALSE;
+
+ /* HW decoder fails in GETSTATUS */
+#if 0
+ /* When we have the first decoded buffer, we ask the decoder for the
+ max number of frames needed to reorder */
+ int err = VIDDEC3_control (self->codec, XDM_GETSTATUS,
+ self->dynParams, self->status);
+ if (!err) {
+ IH264VDEC_Status *s = (IH264VDEC_Status *) self->status;
+ if (s->spsMaxRefFrames > MAX_BACKLOG_FRAMES) {
+ h264dec->backlog_maxframes = MAX_BACKLOG_FRAMES;
+ GST_WARNING_OBJECT (self,
+ "Stream needs %d frames for reordering, we can only accomodate %d",
+ s->spsMaxRefFrames, MAX_BACKLOG_FRAMES);
+ } else {
+ h264dec->backlog_maxframes = s->spsMaxRefFrames;
+ GST_INFO_OBJECT (self, "Num frames for reordering: %d",
+ h264dec->backlog_maxframes);
+ }
+ } else {
+ h264dec->backlog_maxframes = MAX_BACKLOG_FRAMES;
+ GST_WARNING_OBJECT (self,
+ "Failed to request num frames for reordering, defaulting to %d",
+ h264dec->backlog_maxframes);
+ }
+#endif
+
+ self->backlog_maxframes = -1;
+
+ structure = gst_caps_get_structure (caps, 0);
+ if (structure) {
+ gint num_ref_frames = -1, num_reorder_frames = -1;
+ const char *profile;
+
+ /* baseline profile does not use B frames (and I'll say constrained-baseline
+ is unlikely either from the name, it's not present in my H264 spec... */
+ profile = gst_structure_get_string (structure, "profile");
+ if (profile && (!strcmp (profile, "baseline")
+ || !strcmp (profile, "constrained-baseline"))) {
+ GST_DEBUG_OBJECT (self, "No need for reordering for %s profile", profile);
+ self->backlog_maxframes = 0;
+ goto no_b_frames;
+ }
+
+
+ if (gst_structure_get_int (structure, "num-ref-frames", &num_ref_frames)
+ && num_ref_frames >= 0) {
+ ((IH264VDEC_Params *) self->params)->dpbSizeInFrames = num_ref_frames;
+ }
+ if (gst_structure_get_int (structure, "num-reorder-frames",
+ &num_reorder_frames)
+ && num_reorder_frames >= 0) {
+ if (num_reorder_frames > MAX_BACKLOG_FRAMES) {
+ self->backlog_maxframes = MAX_BACKLOG_FRAMES;
+ GST_WARNING_OBJECT (self,
+ "Stream needs %d frames for reordering, we can only accomodate %d",
+ num_reorder_frames, MAX_BACKLOG_FRAMES);
+ } else {
+ self->backlog_maxframes = num_reorder_frames;
+ GST_INFO_OBJECT (self, "Num frames for reordering: %d",
+ self->backlog_maxframes);
+ }
+ }
+ }
+
+ /* If not present, use the spec forumula for a bound */
+ if (self->backlog_maxframes < 0) {
+ self->backlog_maxframes = gst_ducati_h264dec_get_max_dpb_size (self, caps);
+ if (self->backlog_maxframes >= 0) {
+ GST_WARNING_OBJECT (self,
+ "num-reorder-frames not found on caps, calculation from stream parameters gives %d",
+ self->backlog_maxframes);
+ } else {
+ self->backlog_maxframes = MAX_H264_BACKLOG_FRAMES;
+ }
+ }
+ if (self->backlog_maxframes > self->backlog_max_maxframes)
+ self->backlog_maxframes = self->backlog_max_maxframes;
+ GST_WARNING_OBJECT (self,
+ "Using %d frames for reordering", self->backlog_maxframes);
+
+no_b_frames:
+
+ return TRUE;
+}
+
/* GObject vmethod implementations */
static void
{
GstElementClass *element_class = GST_ELEMENT_CLASS (gclass);
- gst_element_class_set_details_simple (element_class,
+ gst_element_class_set_static_metadata (element_class,
"DucatiH264Dec",
"Codec/Decoder/Video",
"Decodes video in H.264/bytestream format with ducati",
gst_static_pad_template_get (&sink_factory));
}
+static void
+gst_ducati_h264dec_finalize (GObject * obj)
+{
+ GstDucatiH264Dec *self = GST_DUCATIH264DEC (obj);
+ if (self->bo_mberror)
+ omap_bo_del (self->bo_mberror);
+ G_OBJECT_CLASS (parent_class)->finalize (obj);
+}
+
static void
gst_ducati_h264dec_class_init (GstDucatiH264DecClass * klass)
{
GstDucatiVidDecClass *bclass = GST_DUCATIVIDDEC_CLASS (klass);
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+
+ parent_class = g_type_class_peek_parent (klass);
+
bclass->codec_name = "ivahd_h264dec";
bclass->update_buffer_size =
GST_DEBUG_FUNCPTR (gst_ducati_h264dec_update_buffer_size);
bclass->allocate_params =
GST_DEBUG_FUNCPTR (gst_ducati_h264dec_allocate_params);
+ bclass->handle_error = GST_DEBUG_FUNCPTR (gst_ducati_h264dec_handle_error);
+ bclass->can_drop_frame =
+ GST_DEBUG_FUNCPTR (gst_ducati_h264dec_can_drop_frame);
+ bclass->set_sink_caps = GST_DEBUG_FUNCPTR (gst_ducati_h264dec_set_sink_caps);
+ gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_ducati_h264dec_finalize);
}
static void
-gst_ducati_h264dec_init (GstDucatiH264Dec * self,
- GstDucatiH264DecClass * gclass)
+gst_ducati_h264dec_init (GstDucatiH264Dec * self, gpointer gclass)
{
+#ifndef GST_DISABLE_GST_DEBUG
+ GstDucatiVidDec *dec = GST_DUCATIVIDDEC (self);
+
+ dec->error_strings[0] = "no error-free slice";
+ dec->error_strings[1] = "error parsing SPS";
+ dec->error_strings[2] = "error parsing PPS";
+ dec->error_strings[3] = "error parsing slice header";
+ dec->error_strings[4] = "error parsing MB data";
+ dec->error_strings[5] = "unknown SPS";
+ dec->error_strings[6] = "unknown PPS";
+ dec->error_strings[7] = "invalid parameter";
+ dec->error_strings[16] = "unsupported feature";
+ dec->error_strings[17] = "SEI buffer overflow";
+ dec->error_strings[18] = "stream end";
+ dec->error_strings[19] = "no free buffers";
+ dec->error_strings[20] = "resolution change";
+ dec->error_strings[21] = "unsupported resolution";
+ dec->error_strings[22] = "invalid maxNumRefFrames";
+ dec->error_strings[23] = "invalid mbox message";
+ dec->error_strings[24] = "bad datasync input";
+ dec->error_strings[25] = "missing slice";
+ dec->error_strings[26] = "bad datasync param";
+ dec->error_strings[27] = "bad hw state";
+ dec->error_strings[28] = "temporal direct mode";
+ dec->error_strings[29] = "display width too small";
+ dec->error_strings[30] = "no SPS/PPS header";
+ dec->error_strings[31] = "gap in frame num";
+#endif
}