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https://github.com/FFmpeg/FFmpeg.git
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cbs_h264: Use table-based alloc/free
This commit is contained in:
Mark Thompson
parent
225f287885
commit
2cb152d52f
@ -454,52 +454,6 @@ static int cbs_h2645_read_more_rbsp_data(GetBitContext *gbc)
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#undef allocate
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static void cbs_h264_free_pps(void *opaque, uint8_t *content)
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{
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H264RawPPS *pps = (H264RawPPS*)content;
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av_buffer_unref(&pps->slice_group_id_ref);
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av_freep(&content);
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}
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static void cbs_h264_free_sei_payload(H264RawSEIPayload *payload)
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{
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switch (payload->payload_type) {
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case H264_SEI_TYPE_BUFFERING_PERIOD:
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case H264_SEI_TYPE_PIC_TIMING:
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case H264_SEI_TYPE_PAN_SCAN_RECT:
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case H264_SEI_TYPE_RECOVERY_POINT:
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case H264_SEI_TYPE_DISPLAY_ORIENTATION:
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case H264_SEI_TYPE_MASTERING_DISPLAY_COLOUR_VOLUME:
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case H264_SEI_TYPE_ALTERNATIVE_TRANSFER:
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break;
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case H264_SEI_TYPE_USER_DATA_REGISTERED:
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av_buffer_unref(&payload->payload.user_data_registered.data_ref);
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break;
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case H264_SEI_TYPE_USER_DATA_UNREGISTERED:
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av_buffer_unref(&payload->payload.user_data_unregistered.data_ref);
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break;
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default:
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av_buffer_unref(&payload->payload.other.data_ref);
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break;
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}
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}
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static void cbs_h264_free_sei(void *opaque, uint8_t *content)
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{
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H264RawSEI *sei = (H264RawSEI*)content;
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int i;
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for (i = 0; i < sei->payload_count; i++)
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cbs_h264_free_sei_payload(&sei->payload[i]);
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av_freep(&content);
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}
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static void cbs_h264_free_slice(void *opaque, uint8_t *content)
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{
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H264RawSlice *slice = (H264RawSlice*)content;
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av_buffer_unref(&slice->data_ref);
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av_freep(&content);
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}
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static void cbs_h265_free_vps(void *opaque, uint8_t *content)
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{
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H265RawVPS *vps = (H265RawVPS*)content;
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@ -802,15 +756,14 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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if (err < 0)
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return err;
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err = ff_cbs_alloc_unit_content2(ctx, unit);
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if (err < 0)
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return err;
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switch (unit->type) {
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case H264_NAL_SPS:
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{
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H264RawSPS *sps;
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err = ff_cbs_alloc_unit_content(unit, sizeof(*sps), NULL);
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if (err < 0)
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return err;
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sps = unit->content;
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H264RawSPS *sps = unit->content;
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err = cbs_h264_read_sps(ctx, &gbc, sps);
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if (err < 0)
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@ -824,12 +777,6 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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case H264_NAL_SPS_EXT:
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{
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err = ff_cbs_alloc_unit_content(unit,
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sizeof(H264RawSPSExtension),
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NULL);
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if (err < 0)
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return err;
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err = cbs_h264_read_sps_extension(ctx, &gbc, unit->content);
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if (err < 0)
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return err;
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@ -838,13 +785,7 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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case H264_NAL_PPS:
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{
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H264RawPPS *pps;
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err = ff_cbs_alloc_unit_content(unit, sizeof(*pps),
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&cbs_h264_free_pps);
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if (err < 0)
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return err;
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pps = unit->content;
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H264RawPPS *pps = unit->content;
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err = cbs_h264_read_pps(ctx, &gbc, pps);
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if (err < 0)
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@ -860,15 +801,9 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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case H264_NAL_IDR_SLICE:
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case H264_NAL_AUXILIARY_SLICE:
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{
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H264RawSlice *slice;
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H264RawSlice *slice = unit->content;
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int pos, len;
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err = ff_cbs_alloc_unit_content(unit, sizeof(*slice),
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&cbs_h264_free_slice);
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if (err < 0)
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return err;
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slice = unit->content;
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err = cbs_h264_read_slice_header(ctx, &gbc, &slice->header);
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if (err < 0)
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return err;
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@ -890,11 +825,6 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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case H264_NAL_AUD:
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{
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err = ff_cbs_alloc_unit_content(unit,
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sizeof(H264RawAUD), NULL);
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if (err < 0)
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return err;
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err = cbs_h264_read_aud(ctx, &gbc, unit->content);
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if (err < 0)
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return err;
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@ -903,11 +833,6 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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case H264_NAL_SEI:
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{
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err = ff_cbs_alloc_unit_content(unit, sizeof(H264RawSEI),
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&cbs_h264_free_sei);
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if (err < 0)
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return err;
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err = cbs_h264_read_sei(ctx, &gbc, unit->content);
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if (err < 0)
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return err;
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@ -916,11 +841,6 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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case H264_NAL_FILLER_DATA:
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{
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err = ff_cbs_alloc_unit_content(unit,
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sizeof(H264RawFiller), NULL);
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if (err < 0)
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return err;
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err = cbs_h264_read_filler(ctx, &gbc, unit->content);
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if (err < 0)
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return err;
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@ -930,12 +850,6 @@ static int cbs_h264_read_nal_unit(CodedBitstreamContext *ctx,
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case H264_NAL_END_SEQUENCE:
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case H264_NAL_END_STREAM:
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{
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err = ff_cbs_alloc_unit_content(unit,
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sizeof(H264RawNALUnitHeader),
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NULL);
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if (err < 0)
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return err;
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err = (unit->type == H264_NAL_END_SEQUENCE ?
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cbs_h264_read_end_of_sequence :
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cbs_h264_read_end_of_stream)(ctx, &gbc, unit->content);
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@ -1505,11 +1419,74 @@ static void cbs_h265_close(CodedBitstreamContext *ctx)
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av_buffer_unref(&h265->pps_ref[i]);
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}
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static void cbs_h264_free_sei_payload(H264RawSEIPayload *payload)
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{
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switch (payload->payload_type) {
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case H264_SEI_TYPE_BUFFERING_PERIOD:
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case H264_SEI_TYPE_PIC_TIMING:
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case H264_SEI_TYPE_PAN_SCAN_RECT:
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case H264_SEI_TYPE_RECOVERY_POINT:
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case H264_SEI_TYPE_DISPLAY_ORIENTATION:
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case H264_SEI_TYPE_MASTERING_DISPLAY_COLOUR_VOLUME:
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case H264_SEI_TYPE_ALTERNATIVE_TRANSFER:
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break;
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case H264_SEI_TYPE_USER_DATA_REGISTERED:
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av_buffer_unref(&payload->payload.user_data_registered.data_ref);
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break;
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case H264_SEI_TYPE_USER_DATA_UNREGISTERED:
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av_buffer_unref(&payload->payload.user_data_unregistered.data_ref);
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break;
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default:
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av_buffer_unref(&payload->payload.other.data_ref);
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break;
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}
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}
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static void cbs_h264_free_sei(void *opaque, uint8_t *content)
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{
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H264RawSEI *sei = (H264RawSEI*)content;
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int i;
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for (i = 0; i < sei->payload_count; i++)
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cbs_h264_free_sei_payload(&sei->payload[i]);
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av_freep(&content);
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}
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static const CodedBitstreamUnitTypeDescriptor cbs_h264_unit_types[] = {
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CBS_UNIT_TYPE_POD(H264_NAL_SPS, H264RawSPS),
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CBS_UNIT_TYPE_POD(H264_NAL_SPS_EXT, H264RawSPSExtension),
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CBS_UNIT_TYPE_INTERNAL_REF(H264_NAL_PPS, H264RawPPS, slice_group_id),
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{
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.nb_unit_types = 3,
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.unit_types = {
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H264_NAL_IDR_SLICE,
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H264_NAL_SLICE,
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H264_NAL_AUXILIARY_SLICE,
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},
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.content_type = CBS_CONTENT_TYPE_INTERNAL_REFS,
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.content_size = sizeof(H264RawSlice),
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.nb_ref_offsets = 1,
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.ref_offsets = { offsetof(H264RawSlice, data) },
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},
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CBS_UNIT_TYPE_POD(H264_NAL_AUD, H264RawAUD),
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CBS_UNIT_TYPE_POD(H264_NAL_FILLER_DATA, H264RawFiller),
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CBS_UNIT_TYPE_POD(H264_NAL_END_SEQUENCE, H264RawNALUnitHeader),
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CBS_UNIT_TYPE_POD(H264_NAL_END_STREAM, H264RawNALUnitHeader),
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CBS_UNIT_TYPE_COMPLEX(H264_NAL_SEI, H264RawSEI, &cbs_h264_free_sei),
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CBS_UNIT_TYPE_END_OF_LIST
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};
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const CodedBitstreamType ff_cbs_type_h264 = {
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.codec_id = AV_CODEC_ID_H264,
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.priv_data_size = sizeof(CodedBitstreamH264Context),
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.unit_types = cbs_h264_unit_types,
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.split_fragment = &cbs_h2645_split_fragment,
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.read_unit = &cbs_h264_read_nal_unit,
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.write_unit = &cbs_h264_write_nal_unit,
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