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Diffstat (limited to 'gst/mxf/mxfaes-bwf.c')
-rw-r--r--gst/mxf/mxfaes-bwf.c260
1 files changed, 120 insertions, 140 deletions
diff --git a/gst/mxf/mxfaes-bwf.c b/gst/mxf/mxfaes-bwf.c
index 0877204f..7e7ddf90 100644
--- a/gst/mxf/mxfaes-bwf.c
+++ b/gst/mxf/mxfaes-bwf.c
@@ -41,154 +41,134 @@ GST_DEBUG_CATEGORY_EXTERN (mxf_debug);
/* SMPTE 382M Annex 1 */
gboolean
-mxf_metadata_wave_audio_essence_descriptor_parse (const MXFUL * key,
- MXFMetadataWaveAudioEssenceDescriptor * descriptor,
- const MXFPrimerPack * primer, guint16 type, const guint8 * data, guint size)
+ mxf_metadata_wave_audio_essence_descriptor_handle_tag
+ (MXFMetadataGenericDescriptor * d, const MXFPrimerPack * primer,
+ guint16 tag, const guint8 * tag_data, guint16 tag_size)
{
- guint16 tag, tag_size;
- const guint8 *tag_data;
+ MXFMetadataWaveAudioEssenceDescriptor *descriptor =
+ (MXFMetadataWaveAudioEssenceDescriptor *) d;
+ gboolean ret = FALSE;
gchar str[48];
- g_return_val_if_fail (data != NULL, FALSE);
-
- memset (descriptor, 0, sizeof (MXFMetadataWaveAudioEssenceDescriptor));
-
- if (!mxf_metadata_generic_sound_essence_descriptor_parse (key,
- (MXFMetadataGenericSoundEssenceDescriptor *) descriptor, primer, type,
- data, size))
- goto error;
-
- while (mxf_local_tag_parse (data, size, &tag, &tag_size, &tag_data)) {
- if (tag_size == 0 || tag == 0x0000)
- goto next;
-
- switch (tag) {
- case 0x3d0a:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 2)
- goto error;
- descriptor->block_align = GST_READ_UINT16_BE (tag_data);
- break;
- case 0x3d0b:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 1)
- goto error;
- descriptor->sequence_offset = GST_READ_UINT8 (tag_data);
- break;
- case 0x3d09:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 4)
- goto error;
- descriptor->avg_bps = GST_READ_UINT32_BE (tag_data);
- break;
- case 0x3d32:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 16)
- goto error;
- memcpy (&descriptor->channel_assignment, tag_data, 16);
- break;
- case 0x3d29:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 4)
- goto error;
- descriptor->peak_envelope_version = GST_READ_UINT32_BE (tag_data);
- break;
- case 0x3d2a:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 4)
- goto error;
- descriptor->peak_envelope_format = GST_READ_UINT32_BE (tag_data);
- break;
- case 0x3d2b:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 4)
- goto error;
- descriptor->points_per_peak_value = GST_READ_UINT32_BE (tag_data);
- break;
- case 0x3d2c:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 4)
- goto error;
- descriptor->peak_envelope_block_size = GST_READ_UINT32_BE (tag_data);
- break;
- case 0x3d2d:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 4)
- goto error;
- descriptor->peak_channels = GST_READ_UINT32_BE (tag_data);
- break;
- case 0x3d2e:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 4)
- goto error;
- descriptor->peak_frames = GST_READ_UINT32_BE (tag_data);
- break;
- case 0x3d2f:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (tag_size != 8)
- goto error;
- descriptor->peak_of_peaks_position = GST_READ_UINT64_BE (tag_data);
- break;
- case 0x3d30:
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (!mxf_timestamp_parse (&descriptor->peak_envelope_timestamp,
- tag_data, tag_size))
- goto error;
- break;
- case 0x3d31:
- GST_WRITE_UINT16_BE (data, 0x0000);
- descriptor->peak_envelope_data = g_memdup (tag_data, tag_size);
- descriptor->peak_envelope_data_length = tag_size;
- break;
- default:
- if (type != MXF_METADATA_WAVE_AUDIO_ESSENCE_DESCRIPTOR)
- goto next;
- GST_WRITE_UINT16_BE (data, 0x0000);
- if (!gst_metadata_add_custom_tag (primer, tag, tag_data, tag_size,
- &((MXFMetadataGenericDescriptor *) descriptor)->other_tags))
- goto error;
- break;
- }
-
- next:
- data += 4 + tag_size;
- size -= 4 + tag_size;
+ switch (tag) {
+ case 0x3d0a:
+ if (tag_size != 2)
+ goto error;
+ descriptor->block_align = GST_READ_UINT16_BE (tag_data);
+ GST_DEBUG (" block align = %u", descriptor->block_align);
+ ret = TRUE;
+ break;
+ case 0x3d0b:
+ if (tag_size != 1)
+ goto error;
+ descriptor->sequence_offset = GST_READ_UINT8 (tag_data);
+ GST_DEBUG (" sequence offset = %u", descriptor->sequence_offset);
+ ret = TRUE;
+ break;
+ case 0x3d09:
+ if (tag_size != 4)
+ goto error;
+ descriptor->avg_bps = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" average bps = %u", descriptor->avg_bps);
+ ret = TRUE;
+ break;
+ case 0x3d32:
+ if (tag_size != 16)
+ goto error;
+ memcpy (&descriptor->channel_assignment, tag_data, 16);
+ GST_DEBUG (" channel assignment = %s",
+ mxf_ul_to_string (&descriptor->channel_assignment, str));
+ ret = TRUE;
+ break;
+ case 0x3d29:
+ if (tag_size != 4)
+ goto error;
+ descriptor->peak_envelope_version = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" peak envelope version = %u",
+ descriptor->peak_envelope_version);
+ ret = TRUE;
+ break;
+ case 0x3d2a:
+ if (tag_size != 4)
+ goto error;
+ descriptor->peak_envelope_format = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" peak envelope format = %u",
+ descriptor->peak_envelope_format);
+ ret = TRUE;
+ break;
+ case 0x3d2b:
+ if (tag_size != 4)
+ goto error;
+ descriptor->points_per_peak_value = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" points per peak value = %u",
+ descriptor->points_per_peak_value);
+ ret = TRUE;
+ break;
+ case 0x3d2c:
+ if (tag_size != 4)
+ goto error;
+ descriptor->peak_envelope_block_size = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" peak envelope block size = %u",
+ descriptor->peak_envelope_block_size);
+ ret = TRUE;
+ break;
+ case 0x3d2d:
+ if (tag_size != 4)
+ goto error;
+ descriptor->peak_channels = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" peak channels = %u", descriptor->peak_channels);
+ ret = TRUE;
+ break;
+ case 0x3d2e:
+ if (tag_size != 4)
+ goto error;
+ descriptor->peak_frames = GST_READ_UINT32_BE (tag_data);
+ GST_DEBUG (" peak frames = %u", descriptor->peak_frames);
+ ret = TRUE;
+ break;
+ case 0x3d2f:
+ if (tag_size != 8)
+ goto error;
+ descriptor->peak_of_peaks_position = GST_READ_UINT64_BE (tag_data);
+ GST_DEBUG (" peak of peaks position = %" G_GINT64_FORMAT,
+ descriptor->peak_of_peaks_position);
+ ret = TRUE;
+ break;
+ case 0x3d30:
+ if (!mxf_timestamp_parse (&descriptor->peak_envelope_timestamp,
+ tag_data, tag_size))
+ goto error;
+ GST_DEBUG (" peak envelope timestamp = %d/%u/%u %u:%u:%u.%u",
+ descriptor->peak_envelope_timestamp.year,
+ descriptor->peak_envelope_timestamp.month,
+ descriptor->peak_envelope_timestamp.day,
+ descriptor->peak_envelope_timestamp.hour,
+ descriptor->peak_envelope_timestamp.minute,
+ descriptor->peak_envelope_timestamp.second,
+ (descriptor->peak_envelope_timestamp.quarter_msecond * 1000) / 256);
+ ret = TRUE;
+ break;
+ case 0x3d31:
+ descriptor->peak_envelope_data = g_memdup (tag_data, tag_size);
+ descriptor->peak_envelope_data_length = tag_size;
+ GST_DEBUG (" peak evelope data size = %u",
+ descriptor->peak_envelope_data_length);
+ ret = TRUE;
+ break;
+ default:
+ ret =
+ mxf_metadata_generic_sound_essence_descriptor_handle_tag (d, primer,
+ tag, tag_data, tag_size);
+ break;
}
- GST_DEBUG ("Parsed wave audio essence descriptor:");
- GST_DEBUG (" block align = %u", descriptor->block_align);
- GST_DEBUG (" sequence offset = %u", descriptor->sequence_offset);
- GST_DEBUG (" average bps = %u", descriptor->avg_bps);
- GST_DEBUG (" channel assignment = %s",
- mxf_ul_to_string (&descriptor->channel_assignment, str));
- GST_DEBUG (" peak envelope version = %u", descriptor->peak_envelope_version);
- GST_DEBUG (" peak envelope format = %u", descriptor->peak_envelope_format);
- GST_DEBUG (" points per peak value = %u", descriptor->points_per_peak_value);
- GST_DEBUG (" peak envelope block size = %u",
- descriptor->peak_envelope_block_size);
- GST_DEBUG (" peak channels = %u", descriptor->peak_channels);
- GST_DEBUG (" peak frames = %u", descriptor->peak_frames);
- GST_DEBUG (" peak of peaks position = %" G_GINT64_FORMAT,
- descriptor->peak_of_peaks_position);
- GST_DEBUG (" peak envelope timestamp = %d/%u/%u %u:%u:%u.%u",
- descriptor->peak_envelope_timestamp.year,
- descriptor->peak_envelope_timestamp.month,
- descriptor->peak_envelope_timestamp.day,
- descriptor->peak_envelope_timestamp.hour,
- descriptor->peak_envelope_timestamp.minute,
- descriptor->peak_envelope_timestamp.second,
- (descriptor->peak_envelope_timestamp.quarter_msecond * 1000) / 256);
-
- GST_DEBUG (" peak evelope data size = %u",
- descriptor->peak_envelope_data_length);
-
- return TRUE;
+ return ret;
error:
- GST_ERROR ("Invalid wave audio essence descriptor");
- mxf_metadata_wave_audio_essence_descriptor_reset (descriptor);
+ GST_ERROR ("Invalid wave audio essence descriptor tag 0x%04x of size %u", tag,
+ tag_size);
- return FALSE;
+ return TRUE;
}
void mxf_metadata_wave_audio_essence_descriptor_reset
generated by cgit v1.2.1 (git 2.18.0) at 2025-02-02 21:41:00 +0000