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Merge pull request #775 from wader/avi-stream-type-handler
avi: Add type, handler, format_tag and compreession per stream
This commit is contained in:
Mattias Wadman
GitHub
commit
3549e5ecfb
@ -105,12 +105,6 @@ var aviStreamChunkTypeDescriptions = scalar.StrMapDescription{
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const aviRiffType = "AVI "
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type aviStrl struct {
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typ string
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handler string
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stream *aviStream
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}
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type idx1Sample struct {
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offset int64
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size int64
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@ -119,6 +113,10 @@ type idx1Sample struct {
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}
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type aviStream struct {
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typ string
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handler string
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formatTag uint64
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compression string
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hasFormat bool
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format *decode.Group
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formatInArg any
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@ -244,7 +242,7 @@ func aviDecode(d *decode.D) any {
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typ := d.FieldUTF8("type", 4, aviListTypeDescriptions)
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switch typ {
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case "strl":
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return true, &aviStrl{}
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return true, &aviStream{}
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case "movi":
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moviListPos = d.Pos()
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}
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@ -337,21 +335,19 @@ func aviDecode(d *decode.D) any {
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d.FieldU16("bottom")
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})
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if aviStrl, aviStrlOk := path.topData().(*aviStrl); aviStrlOk {
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aviStrl.typ = typ
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aviStrl.handler = handler
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if stream, ok := path.topData().(*aviStream); ok {
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stream.typ = typ
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stream.handler = handler
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}
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return false, nil
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case "strf":
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s := &aviStream{}
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typ := ""
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if aviStrl, aviStrlOk := path.topData().(*aviStrl); aviStrlOk {
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typ = aviStrl.typ
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aviStrl.stream = s
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stream, streamOk := path.topData().(*aviStream)
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if !streamOk {
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stream = &aviStream{}
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}
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typ := stream.typ
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switch typ {
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case "vids":
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@ -372,6 +368,8 @@ func aviDecode(d *decode.D) any {
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d.FieldRawLen("extra", d.BitsLeft())
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}
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stream.compression = compression
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// TODO: if dvsd handler and extraSize >= 32 then DVINFO?
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switch compression {
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@ -389,12 +387,12 @@ func aviDecode(d *decode.D) any {
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format.BMPTagH264_UMSV,
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format.BMPTagH264_tshd,
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format.BMPTagH264_INMC:
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s.format = &aviMpegAVCAUGroup
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s.hasFormat = true
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stream.format = &aviMpegAVCAUGroup
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stream.hasFormat = true
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case format.BMPTagHEVC,
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format.BMPTagHEVC_H265:
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s.format = &aviMpegHEVCAUGroup
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s.hasFormat = true
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stream.format = &aviMpegHEVCAUGroup
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stream.hasFormat = true
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}
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case "auds":
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@ -411,14 +409,16 @@ func aviDecode(d *decode.D) any {
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d.FieldRawLen("extra", int64(cbSize)*8)
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}
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stream.formatTag = formatTag
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switch formatTag {
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case format.WAVTagMP3:
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s.format = &aviMp3FrameGroup
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s.hasFormat = true
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stream.format = &aviMp3FrameGroup
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stream.hasFormat = true
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case format.WAVTagFLAC:
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// TODO: can flac in avi have streaminfo somehow?
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s.format = &aviFLACFrameGroup
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s.hasFormat = true
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stream.format = &aviFLACFrameGroup
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stream.hasFormat = true
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}
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case "iavs":
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// DVINFO
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@ -431,15 +431,12 @@ func aviDecode(d *decode.D) any {
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d.FieldRawLen("dvv_reserved", 32*2)
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}
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streams = append(streams, s)
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streams = append(streams, stream)
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return false, nil
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case "indx":
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var stream *aviStream
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if aviStrl, aviStrlOk := path.topData().(*aviStrl); aviStrlOk {
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stream = aviStrl.stream
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}
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stream, _ := path.topData().(*aviStream)
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d.FieldU16("longs_per_entry") // TODO: use?
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d.FieldU8("index_subtype")
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@ -532,12 +529,22 @@ func aviDecode(d *decode.D) any {
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}
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d.FieldArray("streams", func(d *decode.D) {
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for si, s := range streams {
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for streamIndex, stream := range streams {
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d.FieldStruct("stream", func(d *decode.D) {
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d.FieldValueStr("type", stream.typ)
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d.FieldValueStr("handler", stream.handler)
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switch stream.typ {
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case "auds":
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d.FieldValueUint("format_tag", stream.formatTag, format.WAVTagNames)
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case "vids":
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d.FieldValueStr("compression", stream.compression)
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}
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var streamIndexSampleRanges []ranges.Range
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if len(s.indexes) > 0 {
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if len(stream.indexes) > 0 {
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d.FieldArray("indexes", func(d *decode.D) {
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for _, i := range s.indexes {
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for _, i := range stream.indexes {
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d.FieldStruct("index", func(d *decode.D) {
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d.RangeFn(i.Start, i.Len, func(d *decode.D) {
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d.FieldUTF8("type", 4)
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@ -554,8 +561,8 @@ func aviDecode(d *decode.D) any {
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// TODO: palette change
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decodeSample := func(d *decode.D, sr ranges.Range) {
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d.RangeFn(sr.Start, sr.Len, func(d *decode.D) {
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if sr.Len > 0 && ai.DecodeSamples && s.hasFormat {
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d.FieldFormat("sample", s.format, s.formatInArg)
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if sr.Len > 0 && ai.DecodeSamples && stream.hasFormat {
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d.FieldFormat("sample", stream.format, stream.formatInArg)
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} else {
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d.FieldRawLen("sample", d.BitsLeft())
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}
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@ -572,16 +579,16 @@ func aviDecode(d *decode.D) any {
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decodeSample(d, sr)
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}
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})
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} else if len(s.ixSamples) > 0 {
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} else if len(stream.ixSamples) > 0 {
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d.FieldArray("samples", func(d *decode.D) {
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for _, sr := range s.ixSamples {
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for _, sr := range stream.ixSamples {
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decodeSample(d, sr)
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}
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})
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} else if len(idx1Samples) > 0 {
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d.FieldArray("samples", func(d *decode.D) {
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for _, is := range idx1Samples {
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if is.streamNr != si {
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if is.streamNr != streamIndex {
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continue
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}
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decodeSample(d, ranges.Range{
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7
format/riff/testdata/avc.avi.fqtest
vendored
7
format/riff/testdata/avc.avi.fqtest
vendored
@ -343,8 +343,8 @@ $ fq dv avc.avi
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0x02430| 54 0d 00 00 | T... | offset: 3412 0x243a-0x243d.7 (4)
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0x02430| 38 00| 8.| length: 56 0x243e-0x2441.7 (4)
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0x02440|00 00| |..| |
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| | | streams[0:1]: 0x1682-0x2409.7 (3464)
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| | | [0]{}: stream 0x1682-0x2409.7 (3464)
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| | | streams[0:1]: 0x1682-0x2441.7 (3520)
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| | | [0]{}: stream 0x1682-0x2441.7 (3520)
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| | | samples[0:3]: 0x1682-0x2409.7 (3464)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef| [0][0:8]: sample (avc_au) 0x1682-0x2272.7 (3057)
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0x01680| 00 00 00 01 | .... | [0]: raw bits start_code 0x1682-0x1685.7 (4)
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@ -487,3 +487,6 @@ $ fq dv avc.avi
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0x023d0| 9e 41 79 0a ff 01 f9 2d 04| .Ay....-.| data: raw bits 0x23d7.7-0x2409.7 (50.1)
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0x023e0|d3 29 fe 4d 76 42 26 f6 cd 13 9c 32 05 69 f5 56|.).MvB&....2.i.V|
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* |until 0x2409.7 (51) | |
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| | | type: "vids" 0x2442-NA (0)
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| | | handler: "H264" 0x2442-NA (0)
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| | | compression: "H264" 0x2442-NA (0)
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7
format/riff/testdata/flac.avi.fqtest
vendored
7
format/riff/testdata/flac.avi.fqtest
vendored
@ -205,8 +205,8 @@ $ fq dv flac.avi
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0x18c0| 00 00 00 | ... | unused2: raw bits 0x18c1-0x18c3.7 (3)
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0x18c0| 66 02 00 00 | f... | offset: 614 0x18c4-0x18c7.7 (4)
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0x18c0| 00 00 00 00| | ....| | length: 0 0x18c8-0x18cb.7 (4)
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| | | streams[0:1]: 0x1642-0x18a3.7 (610)
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| | | [0]{}: stream 0x1642-0x18a3.7 (610)
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| | | streams[0:1]: 0x1642-0x18cb.7 (650)
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| | | [0]{}: stream 0x1642-0x18cb.7 (650)
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| | | samples[0:2]: 0x1642-0x18a3.7 (610)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef| [0]{}: sample (flac_frame) 0x1642-0x189b.7 (602)
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| | | header{}: 0x1642-0x1649.7 (8)
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@ -260,3 +260,6 @@ $ fq dv flac.avi
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0x1890| c0 | . | byte_align: 0 (valid) 0x1899.2-0x1899.7 (0.6)
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0x1890| 7b 66 | {f | footer_crc: "7b66" (raw bits) (valid) 0x189a-0x189b.7 (2)
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| | | [1]: raw bits sample 0x18a4-NA (0)
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| | | type: "auds" 0x18cc-NA (0)
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| | | handler: "\x01\x00\x00\x00" 0x18cc-NA (0)
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| | | format_tag: "flac" (61868) 0x18cc-NA (0)
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7
format/riff/testdata/mp3.avi.fqtest
vendored
7
format/riff/testdata/mp3.avi.fqtest
vendored
@ -351,8 +351,8 @@ $ fq dv mp3.avi
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0x18d0| 00 00 00| ...| unused2: raw bits 0x18dd-0x18df.7 (3)
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0x18e0|b6 01 00 00 |.... | offset: 438 0x18e0-0x18e3.7 (4)
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0x18e0| d1 00 00 00| | ....| | length: 209 0x18e4-0x18e7.7 (4)
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| | | streams[0:1]: 0x162c-0x18ae.7 (643)
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| | | [0]{}: stream 0x162c-0x18ae.7 (643)
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| | | streams[0:1]: 0x162c-0x18e7.7 (700)
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| | | [0]{}: stream 0x162c-0x18e7.7 (700)
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| | | samples[0:3]: 0x162c-0x18ae.7 (643)
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|00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f|0123456789abcdef| [0]{}: sample (mp3_frame) 0x162c-0x16fb.7 (208)
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| | | header{}: 0x162c-0x162f.7 (4)
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@ -534,3 +534,6 @@ $ fq dv mp3.avi
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0x1800|cb a0 77 10 07 47 8b 8c 7b 2e 82 33 01 c4 c0 04|..w..G..{..3....|
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* |until 0x18ae.7 (188) | |
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| | | crc_calculated: "c36b" (raw bits) 0x18af-NA (0)
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| | | type: "auds" 0x18e8-NA (0)
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| | | handler: "\x01\x00\x00\x00" 0x18e8-NA (0)
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| | | format_tag: "mp3" (85) 0x18e8-NA (0)
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7
format/riff/testdata/pcm.avi.fqtest
vendored
7
format/riff/testdata/pcm.avi.fqtest
vendored
@ -222,8 +222,8 @@ $ fq dv pcm.avi
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0x3900|00 00 |.. |
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0x3900| 24 20 00 00 | $ .. | offset: 8228 0x3902-0x3905.7 (4)
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0x3900| 74 02 00 00| | t...| | length: 628 0x3906-0x3909.7 (4)
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| | | streams[0:1]: 0x161e-0x38b1.7 (8852)
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| | | [0]{}: stream 0x161e-0x38b1.7 (8852)
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| | | streams[0:1]: 0x161e-0x3909.7 (8940)
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| | | [0]{}: stream 0x161e-0x3909.7 (8940)
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| | | samples[0:5]: 0x161e-0x38b1.7 (8852)
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0x1610| 00 00| ..| [0]: raw bits sample 0x161e-0x1e1d.7 (2048)
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0x1620|00 01 ff 01 fd 02 f8 03 ee 04 e0 05 cc 06 b0 07|................|
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@ -240,3 +240,6 @@ $ fq dv pcm.avi
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0x3630| 24 f4| $.| [4]: raw bits sample 0x363e-0x38b1.7 (628)
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0x3640|d6 f4 94 f5 5c f6 2d f7 08 f8 ea f8 d4 f9 c4 fa|....\.-.........|
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* |until 0x38b1.7 (628) | |
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| | | type: "auds" 0x390a-NA (0)
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| | | handler: "\x01\x00\x00\x00" 0x390a-NA (0)
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| | | format_tag: "pcm_s16le" (1) 0x390a-NA (0)
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