--- /dev/null
+/*
+ * Copyright (C) 2012 Collabora Ltd.
+ * Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstopenjpegdec.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_openjpeg_dec_debug);
+#define GST_CAT_DEFAULT gst_openjpeg_dec_debug
+
+enum
+{
+ PROP_0,
+};
+
+static void gst_openjpeg_dec_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec);
+static void gst_openjpeg_dec_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec);
+
+static gboolean gst_openjpeg_dec_start (GstVideoDecoder * decoder);
+static gboolean gst_openjpeg_dec_stop (GstVideoDecoder * decoder);
+static gboolean gst_openjpeg_dec_set_format (GstVideoDecoder * decoder,
+ GstVideoCodecState * state);
+static gboolean gst_openjpeg_dec_reset (GstVideoDecoder * decoder,
+ gboolean hard);
+static GstFlowReturn gst_openjpeg_dec_handle_frame (GstVideoDecoder * decoder,
+ GstVideoCodecFrame * frame);
+static gboolean gst_openjpeg_dec_decide_allocation (GstVideoDecoder * decoder,
+ GstQuery * query);
+
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+#define GRAY16 "GRAY16_LE"
+#define YUV10 "Y444_10LE, I422_10LE, I420_10LE"
+#else
+#define GRAY16 "GRAY16_BE"
+#define YUV10 "Y444_10BE, I422_10BE, I420_10BE"
+#endif
+
+static GstStaticPadTemplate gst_openjpeg_dec_sink_template =
+ GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("image/x-j2c; image/x-jpc; image/jp2")
+ );
+
+static GstStaticPadTemplate gst_openjpeg_dec_src_template =
+GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("{ ARGB64, ARGB, xRGB, "
+ "AYUV64, " YUV10 ", "
+ "AYUV, Y444, Y42B, I420, Y41B, YUV9, " "GRAY8, " GRAY16 " }"))
+ );
+
+#define parent_class gst_openjpeg_dec_parent_class
+G_DEFINE_TYPE (GstOpenJPEGDec, gst_openjpeg_dec, GST_TYPE_VIDEO_DECODER);
+
+static void
+gst_openjpeg_dec_class_init (GstOpenJPEGDecClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstElementClass *element_class;
+ GstVideoDecoderClass *video_decoder_class;
+
+ gobject_class = (GObjectClass *) klass;
+ element_class = (GstElementClass *) klass;
+ video_decoder_class = (GstVideoDecoderClass *) klass;
+
+ gobject_class->set_property = gst_openjpeg_dec_set_property;
+ gobject_class->get_property = gst_openjpeg_dec_get_property;
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&gst_openjpeg_dec_src_template));
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&gst_openjpeg_dec_sink_template));
+
+ gst_element_class_set_static_metadata (element_class,
+ "OpenJPEG JPEG2000 decoder",
+ "Codec/Decoder/Video",
+ "Decode JPEG2000 streams",
+ "Sebastian Dröge <sebastian.droege@collabora.co.uk>");
+
+ video_decoder_class->start = GST_DEBUG_FUNCPTR (gst_openjpeg_dec_start);
+ video_decoder_class->stop = GST_DEBUG_FUNCPTR (gst_openjpeg_dec_stop);
+ video_decoder_class->reset = GST_DEBUG_FUNCPTR (gst_openjpeg_dec_reset);
+ video_decoder_class->set_format =
+ GST_DEBUG_FUNCPTR (gst_openjpeg_dec_set_format);
+ video_decoder_class->handle_frame =
+ GST_DEBUG_FUNCPTR (gst_openjpeg_dec_handle_frame);
+ video_decoder_class->decide_allocation = gst_openjpeg_dec_decide_allocation;
+
+ GST_DEBUG_CATEGORY_INIT (gst_openjpeg_dec_debug, "openjpegdec", 0,
+ "VP8 Decoder");
+}
+
+static void
+gst_openjpeg_dec_init (GstOpenJPEGDec * self)
+{
+ GstVideoDecoder *decoder = (GstVideoDecoder *) self;
+
+ gst_video_decoder_set_packetized (decoder, TRUE);
+ opj_set_default_decoder_parameters (&self->params);
+}
+
+static void
+gst_openjpeg_dec_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ /* GstOpenJPEGDec *self = GST_OPENJPEG_DEC (object); */
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_openjpeg_dec_get_property (GObject * object, guint prop_id, GValue * value,
+ GParamSpec * pspec)
+{
+ /* GstOpenJPEGDec *self = GST_OPENJPEG_DEC (object); */
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static gboolean
+gst_openjpeg_dec_start (GstVideoDecoder * decoder)
+{
+ GstOpenJPEGDec *self = GST_OPENJPEG_DEC (decoder);
+
+ GST_DEBUG_OBJECT (self, "Starting");
+
+ return TRUE;
+}
+
+static gboolean
+gst_openjpeg_dec_stop (GstVideoDecoder * video_decoder)
+{
+ GstOpenJPEGDec *self = GST_OPENJPEG_DEC (video_decoder);
+
+ GST_DEBUG_OBJECT (self, "Stopping");
+
+ if (self->output_state) {
+ gst_video_codec_state_unref (self->output_state);
+ self->output_state = NULL;
+ }
+
+ if (self->input_state) {
+ gst_video_codec_state_unref (self->input_state);
+ self->input_state = NULL;
+ }
+
+ GST_DEBUG_OBJECT (self, "Stopped");
+
+ return TRUE;
+}
+
+static gboolean
+gst_openjpeg_dec_set_format (GstVideoDecoder * decoder,
+ GstVideoCodecState * state)
+{
+ GstOpenJPEGDec *self = GST_OPENJPEG_DEC (decoder);
+ GstStructure *s;
+
+ GST_DEBUG_OBJECT (self, "Setting format: %" GST_PTR_FORMAT, state->caps);
+
+ s = gst_caps_get_structure (state->caps, 0);
+
+ if (gst_structure_has_name (s, "image/jp2")) {
+ self->codec_format = CODEC_JP2;
+ self->is_jp2c = FALSE;
+ } else if (gst_structure_has_name (s, "image/x-j2c")) {
+ self->codec_format = CODEC_J2K;
+ self->is_jp2c = TRUE;
+ } else if (gst_structure_has_name (s, "image/x-jpc")) {
+ self->codec_format = CODEC_J2K;
+ self->is_jp2c = FALSE;
+ } else {
+ g_return_val_if_reached (FALSE);
+ }
+
+ if (self->input_state)
+ gst_video_codec_state_unref (self->input_state);
+ self->input_state = gst_video_codec_state_ref (state);
+
+ return TRUE;
+}
+
+static gboolean
+gst_openjpeg_dec_reset (GstVideoDecoder * decoder, gboolean hard)
+{
+ GstOpenJPEGDec *self = GST_OPENJPEG_DEC (decoder);
+
+ GST_DEBUG_OBJECT (self, "Resetting");
+
+ if (self->output_state) {
+ gst_video_codec_state_unref (self->output_state);
+ self->output_state = NULL;
+ }
+
+ return TRUE;
+}
+
+static void
+fill_frame_packed8_4 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint8 *data;
+ gint sindex;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ sindex = 0;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x * 4 + 0] = image->comps[3].data[sindex];
+ data[x * 4 + 1] = image->comps[0].data[sindex];
+ data[x * 4 + 2] = image->comps[1].data[sindex];
+ data[x * 4 + 3] = image->comps[2].data[sindex];
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0);
+ }
+}
+
+static void
+fill_frame_packed16_4 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint16 *data;
+ gint sindex;
+ gint shift;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ shift = 16 - image->comps[0].prec;
+
+ sindex = 0;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x * 4 + 0] = image->comps[3].data[sindex] << shift;
+ data[x * 4 + 1] = image->comps[0].data[sindex] << shift;
+ data[x * 4 + 2] = image->comps[1].data[sindex] << shift;
+ data[x * 4 + 3] = image->comps[2].data[sindex] << shift;
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0) / 2;
+ }
+}
+
+static void
+fill_frame_packed8_3 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint8 *data;
+ gint sindex;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ sindex = 0;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x * 4 + 1] = image->comps[0].data[sindex];
+ data[x * 4 + 2] = image->comps[1].data[sindex];
+ data[x * 4 + 3] = image->comps[2].data[sindex];
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0);
+ }
+}
+
+static void
+fill_frame_packed16_3 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint16 *data;
+ gint sindex;
+ gint shift;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ shift = 16 - image->comps[0].prec;
+
+ sindex = 0;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x * 4 + 0] = 0xffff;
+ data[x * 4 + 1] = image->comps[0].data[sindex] << shift;
+ data[x * 4 + 2] = image->comps[1].data[sindex] << shift;
+ data[x * 4 + 3] = image->comps[2].data[sindex] << shift;
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0) / 2;
+ }
+}
+
+static void
+fill_frame_planar8_1 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint8 *data;
+ gint sindex;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ sindex = 0;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x] = image->comps[0].data[sindex];
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0);
+ }
+}
+
+static void
+fill_frame_planar16_1 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint16 *data;
+ gint sindex;
+ gint shift;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ shift = 16 - image->comps[0].prec;
+
+ sindex = 0;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x] = image->comps[0].data[sindex] << shift;
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0) / 2;
+ }
+}
+
+static void
+fill_frame_planar8_3 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint c, x, y, w, h;
+ guint8 *data;
+ gint sindex;
+
+ for (c = 0; c < image->numcomps; c++) {
+ w = GST_VIDEO_FRAME_COMP_WIDTH (frame, c);
+ h = GST_VIDEO_FRAME_COMP_HEIGHT (frame, c);
+ data = GST_VIDEO_FRAME_COMP_DATA (frame, c);
+
+ sindex = 0;
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x] = image->comps[c].data[sindex];
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, c);
+ }
+ }
+}
+
+static void
+fill_frame_planar8_3_generic (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint8 *data;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++) {
+ data[x * 4 + 0] = 0xff;
+ data[x * 4 + 1] =
+ image->comps[0].data[(y / image->comps[0].dy) * (w /
+ image->comps[0].dx) + x / image->comps[0].dx];
+ data[x * 4 + 2] =
+ image->comps[1].data[(y / image->comps[1].dy) * (w /
+ image->comps[1].dx) + x / image->comps[1].dx];
+ data[x * 4 + 3] =
+ image->comps[2].data[(y / image->comps[2].dy) * (w /
+ image->comps[2].dx) + x / image->comps[2].dx];
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0);
+ }
+}
+
+static void
+fill_frame_planar8_4_generic (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint8 *data;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++) {
+ data[x * 4 + 0] =
+ image->comps[3].data[(y / image->comps[3].dy) * (w /
+ image->comps[3].dx) + x / image->comps[3].dx];
+ data[x * 4 + 1] =
+ image->comps[0].data[(y / image->comps[0].dy) * (w /
+ image->comps[0].dx) + x / image->comps[0].dx];
+ data[x * 4 + 2] =
+ image->comps[1].data[(y / image->comps[1].dy) * (w /
+ image->comps[1].dx) + x / image->comps[1].dx];
+ data[x * 4 + 3] =
+ image->comps[2].data[(y / image->comps[2].dy) * (w /
+ image->comps[2].dx) + x / image->comps[2].dx];
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0);
+ }
+}
+
+static void
+fill_frame_planar16_3_generic (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint16 *data;
+ gint shift;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ shift = 16 - image->comps[0].prec;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++) {
+ data[x * 4 + 0] = 0xffff;
+ data[x * 4 + 1] =
+ image->comps[0].data[(y / image->comps[0].dy) * (w /
+ image->comps[0].dx) + x / image->comps[0].dx] << shift;
+ data[x * 4 + 2] =
+ image->comps[1].data[(y / image->comps[1].dy) * (w /
+ image->comps[1].dx) + x / image->comps[1].dx] << shift;
+ data[x * 4 + 3] =
+ image->comps[2].data[(y / image->comps[2].dy) * (w /
+ image->comps[2].dx) + x / image->comps[2].dx] << shift;
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0) / 2;
+ }
+}
+
+static void
+fill_frame_planar16_4_generic (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint x, y, w, h;
+ guint16 *data;
+ gint shift;
+
+ w = GST_VIDEO_FRAME_WIDTH (frame);
+ h = GST_VIDEO_FRAME_HEIGHT (frame);
+ data = GST_VIDEO_FRAME_PLANE_DATA (frame, 0);
+
+ shift = 16 - image->comps[0].prec;
+
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++) {
+ data[x * 4 + 0] =
+ image->comps[3].data[(y / image->comps[3].dy) * (w /
+ image->comps[3].dx) + x / image->comps[3].dx] << shift;
+ data[x * 4 + 1] =
+ image->comps[0].data[(y / image->comps[0].dy) * (w /
+ image->comps[0].dx) + x / image->comps[0].dx] << shift;
+ data[x * 4 + 2] =
+ image->comps[1].data[(y / image->comps[1].dy) * (w /
+ image->comps[1].dx) + x / image->comps[1].dx] << shift;
+ data[x * 4 + 3] =
+ image->comps[2].data[(y / image->comps[2].dy) * (w /
+ image->comps[2].dx) + x / image->comps[2].dx] << shift;
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, 0) / 2;
+ }
+}
+
+static void
+fill_frame_planar16_3 (GstVideoFrame * frame, opj_image_t * image)
+{
+ gint c, x, y, w, h;
+ guint16 *data;
+ gint sindex;
+
+ for (c = 0; c < image->numcomps; c++) {
+ w = GST_VIDEO_FRAME_COMP_WIDTH (frame, c);
+ h = GST_VIDEO_FRAME_COMP_HEIGHT (frame, c);
+ data = (guint16 *) GST_VIDEO_FRAME_COMP_DATA (frame, c);
+
+ sindex = 0;
+ for (y = 0; y < h; y++) {
+ for (x = 0; x < w; x++, sindex++) {
+ data[x] = image->comps[c].data[sindex];
+ }
+ data += GST_VIDEO_FRAME_PLANE_STRIDE (frame, c) / 2;
+ }
+ }
+}
+
+static GstFlowReturn
+gst_openjpeg_dec_negotiate (GstOpenJPEGDec * self, opj_image_t * image)
+{
+ GstVideoFormat format;
+ gint width, height;
+
+ switch (image->color_space) {
+ case CLRSPC_SRGB:
+ if (image->numcomps == 4) {
+ if (image->comps[3].dx != 1 && image->comps[3].dy != 1) {
+ GST_ERROR_OBJECT (self, "Sub-sampling for RGB not supported");
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ if (image->comps[3].prec == 8) {
+ self->fill_frame = fill_frame_packed8_4;
+ format = GST_VIDEO_FORMAT_ARGB;
+ } else if (image->comps[3].prec <= 16) {
+ self->fill_frame = fill_frame_packed16_4;
+ format = GST_VIDEO_FORMAT_ARGB64;
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported depth %d", image->comps[3].prec);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ } else if (image->numcomps == 3) {
+ if (image->comps[2].dx != 1 && image->comps[2].dy != 1) {
+ GST_ERROR_OBJECT (self, "Sub-sampling for RGB not supported");
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ if (image->comps[2].prec == 8) {
+ self->fill_frame = fill_frame_packed8_3;
+ format = GST_VIDEO_FORMAT_ARGB;
+ } else if (image->comps[2].prec <= 16) {
+ self->fill_frame = fill_frame_packed16_3;
+ format = GST_VIDEO_FORMAT_ARGB64;
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported depth %d", image->comps[3].prec);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported number of RGB components: %d",
+ image->numcomps);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ break;
+ case CLRSPC_GRAY:
+ if (image->numcomps == 1) {
+ if (image->comps[0].dx != 1 && image->comps[0].dy != 1) {
+ GST_ERROR_OBJECT (self, "Sub-sampling for GRAY not supported");
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ if (image->comps[0].prec == 8) {
+ self->fill_frame = fill_frame_planar8_1;
+ format = GST_VIDEO_FORMAT_GRAY8;
+ } else if (image->comps[0].prec <= 16) {
+ self->fill_frame = fill_frame_planar16_1;
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+ format = GST_VIDEO_FORMAT_GRAY16_LE;
+#else
+ format = GST_VIDEO_FORMAT_GRAY16_BE;
+#endif
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported depth %d", image->comps[0].prec);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported number of GRAY components: %d",
+ image->numcomps);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ break;
+ case CLRSPC_SYCC:
+ if (image->comps[0].dx != 1 || image->comps[0].dy != 1) {
+ GST_ERROR_OBJECT (self, "Sub-sampling of luma plane not supported");
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ if (image->comps[1].dx != image->comps[2].dx ||
+ image->comps[1].dy != image->comps[2].dy) {
+ GST_ERROR_OBJECT (self,
+ "Different sub-sampling of chroma planes not supported");
+ return GST_FLOW_ERROR;
+ }
+
+ if (image->numcomps == 4) {
+ if (image->comps[3].prec == 8) {
+ self->fill_frame = fill_frame_planar8_4_generic;
+ format = GST_VIDEO_FORMAT_AYUV;
+ } else if (image->comps[3].prec <= 16) {
+ self->fill_frame = fill_frame_planar16_4_generic;
+ format = GST_VIDEO_FORMAT_AYUV64;
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported depth %d", image->comps[0].prec);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ } else if (image->numcomps == 3) {
+ if (image->comps[2].prec == 8) {
+ if (image->comps[1].dx == 1 && image->comps[1].dy == 1) {
+ self->fill_frame = fill_frame_planar8_3;
+ format = GST_VIDEO_FORMAT_Y444;
+ } else if (image->comps[1].dx == 2 && image->comps[1].dy == 1) {
+ self->fill_frame = fill_frame_planar8_3;
+ format = GST_VIDEO_FORMAT_Y42B;
+ } else if (image->comps[1].dx == 2 && image->comps[1].dy == 2) {
+ self->fill_frame = fill_frame_planar8_3;
+ format = GST_VIDEO_FORMAT_I420;
+ } else if (image->comps[1].dx == 4 && image->comps[1].dy == 1) {
+ self->fill_frame = fill_frame_planar8_3;
+ format = GST_VIDEO_FORMAT_Y41B;
+ } else if (image->comps[1].dx == 4 && image->comps[1].dy == 4) {
+ self->fill_frame = fill_frame_planar8_3;
+ format = GST_VIDEO_FORMAT_YUV9;
+ } else {
+ self->fill_frame = fill_frame_planar8_3_generic;
+ format = GST_VIDEO_FORMAT_AYUV;
+ }
+ } else if (image->comps[2].prec <= 16) {
+ if (image->comps[1].dx == 1 && image->comps[1].dy == 1) {
+ self->fill_frame = fill_frame_planar16_3;
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+ format = GST_VIDEO_FORMAT_Y444_10LE;
+#else
+ format = GST_VIDEO_FORMAT_Y444_10BE;
+#endif
+ } else if (image->comps[1].dx == 2 && image->comps[1].dy == 1) {
+ self->fill_frame = fill_frame_planar16_3;
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+ format = GST_VIDEO_FORMAT_I422_10LE;
+#else
+ format = GST_VIDEO_FORMAT_I422_10BE;
+#endif
+ } else if (image->comps[1].dx == 2 && image->comps[1].dy == 2) {
+ self->fill_frame = fill_frame_planar16_3;
+#if G_BYTE_ORDER == G_LITTLE_ENDIAN
+ format = GST_VIDEO_FORMAT_I420_10LE;
+#else
+ format = GST_VIDEO_FORMAT_I420_10BE;
+#endif
+ } else {
+ self->fill_frame = fill_frame_planar16_3_generic;
+ format = GST_VIDEO_FORMAT_AYUV64;
+ }
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported depth %d", image->comps[0].prec);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ } else {
+ GST_ERROR_OBJECT (self, "Unsupported number of YUV components: %d",
+ image->numcomps);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+ break;
+ default:
+ GST_ERROR_OBJECT (self, "Unsupported colorspace %d", image->color_space);
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ width = image->x1 - image->x0;
+ height = image->y1 - image->y0;
+
+ if (!self->output_state ||
+ self->output_state->info.finfo->format != format ||
+ self->output_state->info.width != width ||
+ self->output_state->info.height != height) {
+ if (self->output_state)
+ gst_video_codec_state_unref (self->output_state);
+ self->output_state =
+ gst_video_decoder_set_output_state (GST_VIDEO_DECODER (self), format,
+ width, height, self->input_state);
+
+ if (!gst_video_decoder_negotiate (GST_VIDEO_DECODER (self)))
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ return GST_FLOW_OK;
+}
+
+static GstFlowReturn
+gst_openjpeg_dec_handle_frame (GstVideoDecoder * decoder,
+ GstVideoCodecFrame * frame)
+{
+ GstOpenJPEGDec *self = GST_OPENJPEG_DEC (decoder);
+ GstFlowReturn ret = GST_FLOW_OK;
+ gint64 deadline;
+ GstMapInfo map;
+ opj_dinfo_t *dec;
+ opj_cio_t *io;
+ opj_image_t *image;
+ GstVideoFrame vframe;
+
+ GST_DEBUG_OBJECT (self, "Handling frame");
+
+ deadline = gst_video_decoder_get_max_decode_time (decoder, frame);
+ if (deadline < 0) {
+ GST_LOG_OBJECT (self, "Dropping too late frame: deadline %" G_GINT64_FORMAT,
+ deadline);
+ ret = gst_video_decoder_drop_frame (decoder, frame);
+ return ret;
+ }
+
+ dec = opj_create_decompress (self->codec_format);
+ if (!dec)
+ goto initialization_error;
+
+ opj_set_event_mgr ((opj_common_ptr) dec, NULL, NULL);
+
+ opj_setup_decoder (dec, &self->params);
+
+ if (!gst_buffer_map (frame->input_buffer, &map, GST_MAP_READ))
+ goto map_read_error;
+
+ io = opj_cio_open ((opj_common_ptr) dec, map.data + (self->is_jp2c ? 8 : 0),
+ map.size - (self->is_jp2c ? 8 : 0));
+ if (!io)
+ goto open_error;
+
+ image = opj_decode (dec, io);
+ if (!image)
+ goto decode_error;
+
+ gst_buffer_unmap (frame->input_buffer, &map);
+
+ ret = gst_openjpeg_dec_negotiate (self, image);
+ if (ret != GST_FLOW_OK)
+ goto negotiate_error;
+
+ ret = gst_video_decoder_allocate_output_frame (decoder, frame);
+ if (ret != GST_FLOW_OK)
+ goto allocate_error;
+
+ if (!gst_video_frame_map (&vframe, &self->output_state->info,
+ frame->output_buffer, GST_MAP_WRITE))
+ goto map_write_error;
+
+ self->fill_frame (&vframe, image);
+
+ gst_video_frame_unmap (&vframe);
+
+ opj_image_destroy (image);
+ opj_cio_close (io);
+ opj_destroy_decompress (dec);
+
+ ret = gst_video_decoder_finish_frame (decoder, frame);
+
+ return ret;
+
+initialization_error:
+ {
+ gst_video_codec_frame_unref (frame);
+ GST_ELEMENT_ERROR (self, LIBRARY, INIT,
+ ("Failed to initialize OpenJPEG decoder"), (NULL));
+ return GST_FLOW_ERROR;
+ }
+map_read_error:
+ {
+ opj_destroy_decompress (dec);
+ gst_video_codec_frame_unref (frame);
+
+ GST_ELEMENT_ERROR (self, CORE, FAILED,
+ ("Failed to map input buffer"), (NULL));
+ return GST_FLOW_ERROR;
+ }
+open_error:
+ {
+ opj_destroy_decompress (dec);
+ gst_buffer_unmap (frame->input_buffer, &map);
+ gst_video_codec_frame_unref (frame);
+
+ GST_ELEMENT_ERROR (self, LIBRARY, INIT,
+ ("Failed to open OpenJPEG stream"), (NULL));
+ return GST_FLOW_ERROR;
+ }
+decode_error:
+ {
+ opj_cio_close (io);
+ opj_destroy_decompress (dec);
+ gst_buffer_unmap (frame->input_buffer, &map);
+ gst_video_codec_frame_unref (frame);
+
+ GST_VIDEO_DECODER_ERROR (self, 1, STREAM, DECODE,
+ ("Failed to decode OpenJPEG stream"), (NULL), ret);
+ return ret;
+ }
+negotiate_error:
+ {
+ opj_image_destroy (image);
+ opj_cio_close (io);
+ opj_destroy_decompress (dec);
+ gst_video_codec_frame_unref (frame);
+
+ GST_ELEMENT_ERROR (self, CORE, NEGOTIATION,
+ ("Failed to negotiate"), (NULL));
+ return ret;
+ }
+allocate_error:
+ {
+ opj_image_destroy (image);
+ opj_cio_close (io);
+ opj_destroy_decompress (dec);
+ gst_video_codec_frame_unref (frame);
+
+ GST_ELEMENT_ERROR (self, CORE, FAILED,
+ ("Failed to allocate output buffer"), (NULL));
+ return ret;
+ }
+map_write_error:
+ {
+ opj_image_destroy (image);
+ opj_cio_close (io);
+ opj_destroy_decompress (dec);
+ gst_video_codec_frame_unref (frame);
+
+ GST_ELEMENT_ERROR (self, CORE, FAILED,
+ ("Failed to map output buffer"), (NULL));
+ return GST_FLOW_ERROR;
+ }
+}
+
+static gboolean
+gst_openjpeg_dec_decide_allocation (GstVideoDecoder * decoder, GstQuery * query)
+{
+ GstBufferPool *pool;
+ GstStructure *config;
+
+ if (!GST_VIDEO_DECODER_CLASS (parent_class)->decide_allocation (decoder,
+ query))
+ return FALSE;
+
+ g_assert (gst_query_get_n_allocation_pools (query) > 0);
+ gst_query_parse_nth_allocation_pool (query, 0, &pool, NULL, NULL, NULL);
+ g_assert (pool != NULL);
+
+ config = gst_buffer_pool_get_config (pool);
+ if (gst_query_find_allocation_meta (query, GST_VIDEO_META_API_TYPE, NULL)) {
+ gst_buffer_pool_config_add_option (config,
+ GST_BUFFER_POOL_OPTION_VIDEO_META);
+ }
+ gst_buffer_pool_set_config (pool, config);
+ gst_object_unref (pool);
+
+ return TRUE;
+}
projects / platform / upstream / gstreamer.git / commitdiff