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mxfmetadata: Best effort values must be written and if unset must contain the distinguished value

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It's invalid to not write them at all.
This commit is contained in:
Sebastian Dröge 2016-01-29 18:28:03 +01:00
parent 070d4312a8
commit e222f28bf3
1 changed files with 120 additions and 147 deletions
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267
gst/mxf/mxfmetadata.c
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@ -4535,14 +4535,12 @@ mxf_metadata_generic_picture_essence_descriptor_to_structure (MXFMetadataBase *
gst_structure_id_set (ret, MXF_QUARK (SIGNAL_STANDARD), G_TYPE_UCHAR,
self->signal_standard, NULL);
if (self->frame_layout != 255)
gst_structure_id_set (ret, MXF_QUARK (FRAME_LAYOUT), G_TYPE_UCHAR,
self->frame_layout, NULL);
gst_structure_id_set (ret, MXF_QUARK (FRAME_LAYOUT), G_TYPE_UCHAR,
self->frame_layout, NULL);
if (self->stored_width != 0 && self->stored_height != 0)
gst_structure_id_set (ret, MXF_QUARK (STORED_WIDTH), G_TYPE_UINT,
self->stored_width, MXF_QUARK (STORED_HEIGHT), G_TYPE_UINT,
self->stored_height, NULL);
gst_structure_id_set (ret, MXF_QUARK (STORED_WIDTH), G_TYPE_UINT,
self->stored_width, MXF_QUARK (STORED_HEIGHT), G_TYPE_UINT,
self->stored_height, NULL);
if (self->stored_f2_offset != 0)
gst_structure_id_set (ret, MXF_QUARK (STORED_F2_OFFSET), G_TYPE_INT,
@ -4586,10 +4584,9 @@ mxf_metadata_generic_picture_essence_descriptor_to_structure (MXFMetadataBase *
gst_structure_id_set (ret, MXF_QUARK (ACTIVE_FORMAT_DESCRIPTOR),
G_TYPE_UCHAR, self->active_format_descriptor, NULL);
if (self->video_line_map[0] != 0 && self->video_line_map[1] != 0)
gst_structure_id_set (ret, MXF_QUARK (VIDEO_LINE_MAP_0), G_TYPE_UINT,
self->video_line_map[0], MXF_QUARK (VIDEO_LINE_MAP_1), G_TYPE_UINT,
self->video_line_map[1], NULL);
gst_structure_id_set (ret, MXF_QUARK (VIDEO_LINE_MAP_0), G_TYPE_UINT,
self->video_line_map[0], MXF_QUARK (VIDEO_LINE_MAP_1), G_TYPE_UINT,
self->video_line_map[1], NULL);
if (self->alpha_transparency != 0)
gst_structure_id_set (ret, MXF_QUARK (ALPHA_TRANSPARENCY), G_TYPE_UCHAR,
@ -4649,38 +4646,32 @@ mxf_metadata_generic_picture_essence_descriptor_write_tags (MXFMetadataBase * m,
ret = g_list_prepend (ret, t);
}
if (self->frame_layout != 255) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (FRAME_LAYOUT), 16);
t->size = 1;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT8 (t->data, self->frame_layout);
mxf_primer_pack_add_mapping (primer, 0x320c, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (FRAME_LAYOUT), 16);
t->size = 1;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT8 (t->data, self->frame_layout);
mxf_primer_pack_add_mapping (primer, 0x320c, &t->ul);
ret = g_list_prepend (ret, t);
if (self->stored_width != 0) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (STORED_WIDTH), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->stored_width);
mxf_primer_pack_add_mapping (primer, 0x3203, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (STORED_WIDTH), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->stored_width);
mxf_primer_pack_add_mapping (primer, 0x3203, &t->ul);
ret = g_list_prepend (ret, t);
if (self->stored_height != 0) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (STORED_HEIGHT), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->stored_height);
mxf_primer_pack_add_mapping (primer, 0x3202, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (STORED_HEIGHT), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->stored_height);
mxf_primer_pack_add_mapping (primer, 0x3202, &t->ul);
ret = g_list_prepend (ret, t);
if (self->stored_f2_offset != 0) {
t = g_slice_new0 (MXFLocalTag);
@ -4792,17 +4783,15 @@ mxf_metadata_generic_picture_essence_descriptor_write_tags (MXFMetadataBase * m,
ret = g_list_prepend (ret, t);
}
if (self->aspect_ratio.n != 0 && self->aspect_ratio.d != 0) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (ASPECT_RATIO), 16);
t->size = 8;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->aspect_ratio.n);
GST_WRITE_UINT32_BE (t->data + 4, self->aspect_ratio.d);
mxf_primer_pack_add_mapping (primer, 0x320e, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (ASPECT_RATIO), 16);
t->size = 8;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->aspect_ratio.n);
GST_WRITE_UINT32_BE (t->data + 4, self->aspect_ratio.d);
mxf_primer_pack_add_mapping (primer, 0x320e, &t->ul);
ret = g_list_prepend (ret, t);
if (self->active_format_descriptor != 0) {
t = g_slice_new0 (MXFLocalTag);
@ -4815,17 +4804,15 @@ mxf_metadata_generic_picture_essence_descriptor_write_tags (MXFMetadataBase * m,
ret = g_list_prepend (ret, t);
}
if (self->video_line_map[0] != 0 || self->video_line_map[1] != 0) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (VIDEO_LINE_MAP), 16);
t->size = 16;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT64_BE (t->data, self->video_line_map[0]);
GST_WRITE_UINT64_BE (t->data + 8, self->video_line_map[1]);
mxf_primer_pack_add_mapping (primer, 0x320d, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (VIDEO_LINE_MAP), 16);
t->size = 16;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT64_BE (t->data, self->video_line_map[0]);
GST_WRITE_UINT64_BE (t->data + 8, self->video_line_map[1]);
mxf_primer_pack_add_mapping (primer, 0x320d, &t->ul);
ret = g_list_prepend (ret, t);
if (self->alpha_transparency != 0) {
t = g_slice_new0 (MXFLocalTag);
@ -4973,16 +4960,18 @@ void mxf_metadata_generic_picture_essence_descriptor_set_caps
gst_caps_set_simple (caps, "width", G_TYPE_INT, width, "height", G_TYPE_INT,
height, NULL);
if (self->aspect_ratio.n == 0 || self->aspect_ratio.d == 0) {
if (self->aspect_ratio.n == 0 && self->aspect_ratio.d == 0) {
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
1, 1, NULL);
} else if (self->aspect_ratio.n == 0 || self->aspect_ratio.d == 0) {
GST_ERROR ("Invalid aspect ratio");
return;
} else {
par_n = height * self->aspect_ratio.n;
par_d = width * self->aspect_ratio.d;
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
par_n, par_d, NULL);
}
par_n = height * self->aspect_ratio.n;
par_d = width * self->aspect_ratio.d;
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
par_n, par_d, NULL);
}
static gint
@ -5157,13 +5146,11 @@ mxf_metadata_generic_sound_essence_descriptor_to_structure (MXFMetadataBase * m)
gst_structure_id_set (ret, MXF_QUARK (ELECTRO_SPATIAL_FORMULATION),
G_TYPE_UCHAR, self->electro_spatial_formulation, NULL);
if (self->channel_count != 0)
gst_structure_id_set (ret, MXF_QUARK (CHANNEL_COUNT), G_TYPE_UINT,
self->channel_count, NULL);
gst_structure_id_set (ret, MXF_QUARK (CHANNEL_COUNT), G_TYPE_UINT,
self->channel_count, NULL);
if (self->quantization_bits != 0)
gst_structure_id_set (ret, MXF_QUARK (QUANTIZATION_BITS), G_TYPE_UINT,
self->quantization_bits, NULL);
gst_structure_id_set (ret, MXF_QUARK (QUANTIZATION_BITS), G_TYPE_UINT,
self->quantization_bits, NULL);
if (self->dial_norm != 0)
gst_structure_id_set (ret, MXF_QUARK (DIAL_NORM), G_TYPE_CHAR,
@ -5192,17 +5179,15 @@ mxf_metadata_generic_sound_essence_descriptor_write_tags (MXFMetadataBase * m,
(m, primer);
MXFLocalTag *t;
if (self->audio_sampling_rate.d && self->audio_sampling_rate.n) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (AUDIO_SAMPLING_RATE), 16);
t->size = 8;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->audio_sampling_rate.n);
GST_WRITE_UINT32_BE (t->data + 4, self->audio_sampling_rate.d);
mxf_primer_pack_add_mapping (primer, 0x3d03, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (AUDIO_SAMPLING_RATE), 16);
t->size = 8;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->audio_sampling_rate.n);
GST_WRITE_UINT32_BE (t->data + 4, self->audio_sampling_rate.d);
mxf_primer_pack_add_mapping (primer, 0x3d03, &t->ul);
ret = g_list_prepend (ret, t);
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (LOCKED), 16);
@ -5235,27 +5220,23 @@ mxf_metadata_generic_sound_essence_descriptor_write_tags (MXFMetadataBase * m,
ret = g_list_prepend (ret, t);
}
if (self->channel_count) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (CHANNEL_COUNT), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->channel_count);
mxf_primer_pack_add_mapping (primer, 0x3d07, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (CHANNEL_COUNT), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->channel_count);
mxf_primer_pack_add_mapping (primer, 0x3d07, &t->ul);
ret = g_list_prepend (ret, t);
if (self->quantization_bits) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (QUANTIZATION_BITS), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->quantization_bits);
mxf_primer_pack_add_mapping (primer, 0x3d01, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (QUANTIZATION_BITS), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->quantization_bits);
mxf_primer_pack_add_mapping (primer, 0x3d01, &t->ul);
ret = g_list_prepend (ret, t);
if (self->dial_norm != 0) {
t = g_slice_new0 (MXFLocalTag);
@ -5286,7 +5267,7 @@ static void
mxf_metadata_generic_sound_essence_descriptor_init
(MXFMetadataGenericSoundEssenceDescriptor * self)
{
self->audio_sampling_rate.n = 48000;
self->audio_sampling_rate.n = 0;
self->audio_sampling_rate.d = 1;
self->electro_spatial_formulation = 255;
}
@ -5497,13 +5478,11 @@ mxf_metadata_cdci_picture_essence_descriptor_to_structure (MXFMetadataBase * m)
MXFMetadataCDCIPictureEssenceDescriptor *self =
MXF_METADATA_CDCI_PICTURE_ESSENCE_DESCRIPTOR (m);
if (self->component_depth != 0)
gst_structure_id_set (ret, MXF_QUARK (COMPONENT_DEPTH), G_TYPE_UINT,
self->component_depth, NULL);
gst_structure_id_set (ret, MXF_QUARK (COMPONENT_DEPTH), G_TYPE_UINT,
self->component_depth, NULL);
if (self->horizontal_subsampling != 0)
gst_structure_id_set (ret, MXF_QUARK (HORIZONTAL_SUBSAMPLING), G_TYPE_UINT,
self->horizontal_subsampling, NULL);
gst_structure_id_set (ret, MXF_QUARK (HORIZONTAL_SUBSAMPLING), G_TYPE_UINT,
self->horizontal_subsampling, NULL);
if (self->vertical_subsampling != 0)
gst_structure_id_set (ret, MXF_QUARK (VERTICAL_SUBSAMPLING), G_TYPE_UINT,
@ -5551,27 +5530,23 @@ mxf_metadata_cdci_picture_essence_descriptor_write_tags (MXFMetadataBase * m,
(m, primer);
MXFLocalTag *t;
if (self->component_depth) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (COMPONENT_DEPTH), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->component_depth);
mxf_primer_pack_add_mapping (primer, 0x3301, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (COMPONENT_DEPTH), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->component_depth);
mxf_primer_pack_add_mapping (primer, 0x3301, &t->ul);
ret = g_list_prepend (ret, t);
if (self->horizontal_subsampling) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (HORIZONTAL_SUBSAMPLING), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->horizontal_subsampling);
mxf_primer_pack_add_mapping (primer, 0x3302, &t->ul);
ret = g_list_prepend (ret, t);
}
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (HORIZONTAL_SUBSAMPLING), 16);
t->size = 4;
t->data = g_slice_alloc (t->size);
t->g_slice = TRUE;
GST_WRITE_UINT32_BE (t->data, self->horizontal_subsampling);
mxf_primer_pack_add_mapping (primer, 0x3302, &t->ul);
ret = g_list_prepend (ret, t);
if (self->vertical_subsampling) {
t = g_slice_new0 (MXFLocalTag);
@ -5749,7 +5724,7 @@ mxf_metadata_rgba_picture_essence_descriptor_handle_tag (MXFMetadataBase *
case 0x3401:{
guint i, len;
if (tag_size % 2 != 0)
if (tag_size % 2 != 0 || tag_size > 16)
goto error;
i = 0;
@ -5762,7 +5737,7 @@ mxf_metadata_rgba_picture_essence_descriptor_handle_tag (MXFMetadataBase *
if (len == 0)
return TRUE;
self->pixel_layout = g_malloc0 (2 * len);
self->pixel_layout = g_malloc0 (16);
for (i = 0; i < len; i++) {
self->pixel_layout[2 * i] = tag_data[2 * i];
@ -5908,17 +5883,15 @@ mxf_metadata_rgba_picture_essence_descriptor_write_tags (MXFMetadataBase * m,
ret = g_list_prepend (ret, t);
}
if (self->pixel_layout) {
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (PIXEL_LAYOUT), 16);
t->size = 2 * self->n_pixel_layout + 2;
t->data = g_slice_alloc0 (t->size);
t->g_slice = TRUE;
t = g_slice_new0 (MXFLocalTag);
memcpy (&t->ul, MXF_UL (PIXEL_LAYOUT), 16);
t->size = 16;
t->data = g_slice_alloc0 (t->size);
t->g_slice = TRUE;
if (self->pixel_layout)
memcpy (t->data, self->pixel_layout, self->n_pixel_layout * 2);
mxf_primer_pack_add_mapping (primer, 0x3401, &t->ul);
ret = g_list_prepend (ret, t);
}
mxf_primer_pack_add_mapping (primer, 0x3401, &t->ul);
ret = g_list_prepend (ret, t);
return ret;
}